Merge in demo engines from 0.9.7-stable.
authorRichard Levitte <levitte@openssl.org>
Tue, 13 Aug 2002 12:30:27 +0000 (12:30 +0000)
committerRichard Levitte <levitte@openssl.org>
Tue, 13 Aug 2002 12:30:27 +0000 (12:30 +0000)
19 files changed:
demos/engines/cluster_labs/Makefile [new file with mode: 0644]
demos/engines/cluster_labs/cluster_labs.h [new file with mode: 0644]
demos/engines/cluster_labs/hw_cluster_labs.c [new file with mode: 0644]
demos/engines/cluster_labs/hw_cluster_labs.ec [new file with mode: 0644]
demos/engines/cluster_labs/hw_cluster_labs_err.c [new file with mode: 0644]
demos/engines/cluster_labs/hw_cluster_labs_err.h [new file with mode: 0644]
demos/engines/ibmca/Makefile [new file with mode: 0644]
demos/engines/ibmca/hw_ibmca.c [new file with mode: 0644]
demos/engines/ibmca/hw_ibmca.ec [new file with mode: 0644]
demos/engines/ibmca/hw_ibmca_err.c [new file with mode: 0644]
demos/engines/ibmca/hw_ibmca_err.h [new file with mode: 0644]
demos/engines/ibmca/ica_openssl_api.h [new file with mode: 0644]
demos/engines/rsaref/Makefile
demos/engines/zencod/Makefile [new file with mode: 0644]
demos/engines/zencod/hw_zencod.c [new file with mode: 0644]
demos/engines/zencod/hw_zencod.ec [new file with mode: 0644]
demos/engines/zencod/hw_zencod.h [new file with mode: 0644]
demos/engines/zencod/hw_zencod_err.c [new file with mode: 0644]
demos/engines/zencod/hw_zencod_err.h [new file with mode: 0644]

diff --git a/demos/engines/cluster_labs/Makefile b/demos/engines/cluster_labs/Makefile
new file mode 100644 (file)
index 0000000..956193f
--- /dev/null
@@ -0,0 +1,114 @@
+LIBNAME=       libclabs
+SRC=           hw_cluster_labs.c
+OBJ=           hw_cluster_labs.o
+HEADER=                hw_cluster_labs.h
+
+CC=            gcc
+PIC=           -fPIC
+CFLAGS=                -g -I../../../include $(PIC) -DENGINE_DYNAMIC_SUPPORT -DFLAT_INC
+AR=            ar r
+RANLIB=                ranlib
+
+LIB=           $(LIBNAME).a
+SHLIB=         $(LIBNAME).so
+
+all:
+               @echo 'Please choose a system to build on:'
+               @echo ''
+               @echo 'tru64:    Tru64 Unix, Digital Unix, Digital OSF/1'
+               @echo 'solaris:  Solaris'
+               @echo 'irix:     IRIX'
+               @echo 'hpux32:   32-bit HP/UX'
+               @echo 'hpux64:   64-bit HP/UX'
+               @echo 'aix:      AIX'
+               @echo 'gnu:      Generic GNU-based system (gcc and GNU ld)'
+               @echo ''
+
+FORCE.update:
+update:                FORCE.update
+               perl ../../../util/mkerr.pl -conf hw_cluster_labs.ec \
+                       -nostatic -staticloader -write hw_cluster_labs.c
+
+gnu:           $(SHLIB).gnu
+tru64:         $(SHLIB).tru64
+solaris:       $(SHLIB).solaris
+irix:          $(SHLIB).irix
+hpux32:                $(SHLIB).hpux32
+hpux64:                $(SHLIB).hpux64
+aix:           $(SHLIB).aix
+
+$(LIB):                $(OBJ)
+               $(AR) $(LIB) $(OBJ)
+               - $(RANLIB) $(LIB)
+
+LINK_SO=       \
+  ld -r -o $(LIBNAME).o $$ALLSYMSFLAGS $(LIB) && \
+  (nm -Pg $(LIBNAME).o | grep ' [BDT] ' | cut -f1 -d' ' > $(LIBNAME).exp; \
+   $$SHAREDCMD $$SHAREDFLAGS -o $(SHLIB) $(LIBNAME).o -L ../../.. -lcrypto -lc)
+
+$(SHLIB).gnu:  $(LIB)
+               ALLSYMSFLAGS='--whole-archive' \
+               SHAREDFLAGS='-shared -Wl,-soname=$(SHLIB)' \
+               SHAREDCMD='$(CC)'; \
+               $(LINK_SO)
+               touch $(SHLIB).gnu
+$(SHLIB).tru64:        $(LIB)
+               ALLSYMSFLAGS='-all' \
+               SHAREDFLAGS='-shared' \
+               SHAREDCMD='$(CC)'; \
+               $(LINK_SO)
+               touch $(SHLIB).tru64
+$(SHLIB).solaris:      $(LIB)
+               ALLSYMSFLAGS='-z allextract' \
+               SHAREDFLAGS='-G -h $(SHLIB)' \
+               SHAREDCMD='$(CC)'; \
+               $(LINK_SO)
+               touch $(SHLIB).solaris
+$(SHLIB).irix: $(LIB)
+               ALLSYMSFLAGS='-all' \
+               SHAREDFLAGS='-shared -Wl,-soname,$(SHLIB)' \
+               SHAREDCMD='$(CC)'; \
+               $(LINK_SO)
+               touch $(SHLIB).irix
+$(SHLIB).hpux32:       $(LIB)
+               ALLSYMSFLAGS='-Fl' \
+               SHAREDFLAGS='+vnocompatwarnings -b -z +s +h $(SHLIB)' \
+               SHAREDCMD='/usr/ccs/bin/ld'; \
+               $(LINK_SO)
+               touch $(SHLIB).hpux32
+$(SHLIB).hpux64:       $(LIB)
+               ALLSYMSFLAGS='+forceload' \
+               SHAREDFLAGS='-b -z +h $(SHLIB)' \
+               SHAREDCMD='/usr/ccs/bin/ld'; \
+               $(LINK_SO)
+               touch $(SHLIB).hpux64
+$(SHLIB).aix:  $(LIB)
+               ALLSYMSFLAGS='-bnogc' \
+               SHAREDFLAGS='-G -bE:$(LIBNAME).exp -bM:SRE' \
+               SHAREDCMD='$(CC)'; \
+               $(LINK_SO)
+               touch $(SHLIB).aix
+
+depend:
+               sed -e '/^# DO NOT DELETE.*/,$$d' < Makefile > Makefile.tmp
+               echo '# DO NOT DELETE THIS LINE -- make depend depends on it.' >> Makefile.tmp
+               gcc -M $(CFLAGS) $(SRC) >> Makefile.tmp
+               perl ../../../util/clean-depend.pl < Makefile.tmp > Makefile.new
+               rm -f Makefile.tmp Makefile
+               mv Makefile.new Makefile
+
+# DO NOT DELETE THIS LINE -- make depend depends on it.
+
+rsaref.o: ../../../include/openssl/asn1.h ../../../include/openssl/bio.h
+rsaref.o: ../../../include/openssl/bn.h ../../../include/openssl/crypto.h
+rsaref.o: ../../../include/openssl/dh.h ../../../include/openssl/dsa.h
+rsaref.o: ../../../include/openssl/e_os2.h ../../../include/openssl/engine.h
+rsaref.o: ../../../include/openssl/err.h ../../../include/openssl/lhash.h
+rsaref.o: ../../../include/openssl/opensslconf.h
+rsaref.o: ../../../include/openssl/opensslv.h
+rsaref.o: ../../../include/openssl/ossl_typ.h ../../../include/openssl/rand.h
+rsaref.o: ../../../include/openssl/rsa.h ../../../include/openssl/safestack.h
+rsaref.o: ../../../include/openssl/stack.h ../../../include/openssl/symhacks.h
+rsaref.o: ../../../include/openssl/ui.h rsaref.c rsaref_err.c rsaref_err.h
+rsaref.o: source/des.h source/global.h source/md2.h source/md5.h source/rsa.h
+rsaref.o: source/rsaref.h
diff --git a/demos/engines/cluster_labs/cluster_labs.h b/demos/engines/cluster_labs/cluster_labs.h
new file mode 100644 (file)
index 0000000..d092679
--- /dev/null
@@ -0,0 +1,35 @@
+typedef int cl_engine_init(void);
+typedef int cl_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
+                       const BIGNUM *m, BN_CTX *cgx);
+typedef int cl_mod_exp_crt(BIGNUM *r, BIGNUM *a, const BIGNUM *p,
+               const BIGNUM *q, const BIGNUM *dmp1, const BIGNUM *dmq1,
+               const BIGNUM *iqmp, BN_CTX *ctx);
+typedef int cl_rsa_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa);
+typedef int cl_rsa_pub_enc(int flen, const unsigned char *from,
+            unsigned char *to, RSA *rsa, int padding);
+typedef int cl_rsa_pub_dec(int flen, const unsigned char *from,
+            unsigned char *to, RSA *rsa, int padding);
+typedef int cl_rsa_priv_enc(int flen, const unsigned char *from, 
+               unsigned char *to, RSA *rsa, int padding);
+typedef int cl_rsa_priv_dec(int flen, const unsigned char *from, 
+               unsigned char *to, RSA *rsa, int padding);              
+typedef int cl_rand_bytes(unsigned char *buf, int num);
+typedef DSA_SIG *cl_dsa_sign(const unsigned char *dgst, int dlen, DSA *dsa);
+typedef int cl_dsa_verify(const unsigned char *dgst, int dgst_len,
+                               DSA_SIG *sig, DSA *dsa);
+
+
+static const char *CLUSTER_LABS_LIB_NAME = "cluster_labs";
+static const char *CLUSTER_LABS_F1      = "hw_engine_init";
+static const char *CLUSTER_LABS_F2      = "hw_mod_exp";
+static const char *CLUSTER_LABS_F3      = "hw_mod_exp_crt";
+static const char *CLUSTER_LABS_F4      = "hw_rsa_mod_exp";
+static const char *CLUSTER_LABS_F5      = "hw_rsa_priv_enc";
+static const char *CLUSTER_LABS_F6      = "hw_rsa_priv_dec";
+static const char *CLUSTER_LABS_F7      = "hw_rsa_pub_enc";
+static const char *CLUSTER_LABS_F8      = "hw_rsa_pub_dec";
+static const char *CLUSTER_LABS_F20     = "hw_rand_bytes";
+static const char *CLUSTER_LABS_F30     = "hw_dsa_sign";
+static const char *CLUSTER_LABS_F31     = "hw_dsa_verify";
+
+
diff --git a/demos/engines/cluster_labs/hw_cluster_labs.c b/demos/engines/cluster_labs/hw_cluster_labs.c
new file mode 100644 (file)
index 0000000..00c14f2
--- /dev/null
@@ -0,0 +1,718 @@
+/* crypto/engine/hw_cluster_labs.c */
+/* Written by Jan Tschirschwitz (jan.tschirschwitz@cluster-labs.com
+ * for the OpenSSL project 2000.
+ */
+/* ====================================================================
+ * Copyright (c) 1999 The OpenSSL Project.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer. 
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ *    software must display the following acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission. For written permission, please contact
+ *    licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ *    nor may "OpenSSL" appear in their names without prior written
+ *    permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com).  This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#define MSC_VER   /* only used cryptic.h */
+
+#include <stdio.h>
+#include <openssl/crypto.h>
+#include <openssl/dso.h>
+#include <openssl/des.h>
+#include <openssl/engine.h>
+
+#ifndef NO_HW
+#ifndef NO_HW_CLUSTER_LABS
+
+#ifdef FLAT_INC
+#include "cluster_labs.h"
+#else
+#include "vendor_defns/cluster_labs.h"
+#endif
+
+#define CL_LIB_NAME "cluster_labs engine"
+#include "hw_cluster_labs_err.c"
+
+
+static int cluster_labs_destroy(ENGINE *e);
+static int cluster_labs_init(ENGINE *e);
+static int cluster_labs_finish(ENGINE *e);
+static int cluster_labs_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)());
+
+
+/* BIGNUM stuff */
+/* This function is aliased to mod_exp (with the mont stuff dropped). */
+static int cluster_labs_mod_exp_mont(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
+               const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx);
+               
+/* RSA stuff */
+#ifndef OPENSSL_NO_RSA
+static int cluster_labs_rsa_pub_enc(int flen, const unsigned char *from,
+            unsigned char *to, RSA *rsa, int padding);
+static int cluster_labs_rsa_pub_dec(int flen, const unsigned char *from,
+            unsigned char *to, RSA *rsa, int padding);
+static int cluster_labs_rsa_priv_enc(int flen, const unsigned char *from, 
+               unsigned char *to, RSA *rsa, int padding);
+static int cluster_labs_rsa_priv_dec(int flen, const unsigned char *from, 
+               unsigned char *to, RSA *rsa, int padding);
+static int cluster_labs_rsa_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa);
+#endif
+
+/* DSA stuff */
+#ifndef OPENSSL_NO_DSA
+DSA_SIG *cluster_labs_dsa_sign(const unsigned char *dgst, int dlen, DSA *dsa);
+static int cluster_labs_dsa_verify(const unsigned char *dgst, int dgst_len,
+                               DSA_SIG *sig, DSA *dsa);
+static int cluster_labs_dsa_mod_exp(DSA *dsa, BIGNUM *rr, BIGNUM *a1,
+               BIGNUM *p1, BIGNUM *a2, BIGNUM *p2, BIGNUM *m,
+               BN_CTX *ctx, BN_MONT_CTX *in_mont);
+static int cluster_labs_mod_exp_dsa(DSA *dsa, BIGNUM *r, BIGNUM *a,
+               const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx,
+               BN_MONT_CTX *m_ctx);
+#endif
+                                                               
+/* DH stuff */
+#ifndef OPENSSL_NO_DH
+/* This function is alised to mod_exp (with the DH and mont dropped). */
+static int cluster_labs_mod_exp_dh(const DH *dh, BIGNUM *r, const BIGNUM *a, const BIGNUM *p, 
+               const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx);
+#endif
+               
+/* RANDOM stuff */                                             
+static int cluster_labs_rand_bytes(unsigned char *buf, int num);
+
+/* The definitions for control commands specific to this engine */
+#define CLUSTER_LABS_CMD_SO_PATH               ENGINE_CMD_BASE
+static const ENGINE_CMD_DEFN cluster_labs_cmd_defns[] =
+       {
+       { CLUSTER_LABS_CMD_SO_PATH,
+         "SO_PATH",
+         "Specifies the path to the 'cluster labs' shared library",
+         ENGINE_CMD_FLAG_STRING
+       },
+       {0, NULL, NULL, 0}
+       };
+
+/* Our internal RSA_METHOD that we provide pointers to */
+#ifndef OPENSSL_NO_RSA
+static RSA_METHOD cluster_labs_rsa =
+       {
+       "Cluster Labs RSA method",
+       cluster_labs_rsa_pub_enc,       /* rsa_pub_enc */
+       cluster_labs_rsa_pub_dec,       /* rsa_pub_dec */
+       cluster_labs_rsa_priv_enc,      /* rsa_priv_enc */
+       cluster_labs_rsa_priv_dec,      /* rsa_priv_dec */
+       cluster_labs_rsa_mod_exp,       /* rsa_mod_exp */
+       cluster_labs_mod_exp_mont,      /* bn_mod_exp */
+       NULL,                           /* init */
+       NULL,                           /* finish */
+       0,                              /* flags */
+       NULL,                           /* apps_data */
+       NULL,                           /* rsa_sign */
+       NULL                            /* rsa_verify */
+       };
+#endif
+
+/* Our internal DSA_METHOD that we provide pointers to */
+#ifndef OPENSSL_NO_DSA
+static DSA_METHOD cluster_labs_dsa =
+       {
+       "Cluster Labs DSA method",
+       cluster_labs_dsa_sign,          /* dsa_do_sign */
+       NULL,                           /* dsa_sign_setup */
+       cluster_labs_dsa_verify,        /* dsa_do_verify */
+       cluster_labs_dsa_mod_exp,       /* dsa_mod_exp */
+       cluster_labs_mod_exp_dsa,       /* bn_mod_exp */
+       NULL,                           /* init */
+       NULL,                           /* finish */
+       0,                              /* flags */
+       NULL                            /* app_data */
+       };
+#endif 
+
+/* Our internal DH_METHOD that we provide pointers to */
+#ifndef OPENSSL_NO_DH
+static DH_METHOD cluster_labs_dh =
+       {
+       "Cluster Labs DH method",
+       NULL,                           /* generate key */
+       NULL,                           /* compute key */
+       cluster_labs_mod_exp_dh,        /* bn_mod_exp */
+       NULL,                           /* init */
+       NULL,                           /* finish */
+       0,                              /* flags */
+       NULL                            /* app_data */
+       };
+#endif 
+       
+static RAND_METHOD cluster_labs_rand =
+       {
+       /* "Cluster Labs RAND method", */
+       NULL,                           /* seed */
+       cluster_labs_rand_bytes,        /* bytes */
+       NULL,                           /* cleanup */
+       NULL,                           /* add */
+       cluster_labs_rand_bytes,        /* pseudorand */
+       NULL,                           /* status */
+       };      
+
+static const char *engine_cluster_labs_id = "cluster_labs";
+static const char *engine_cluster_labs_name = "Cluster Labs hardware engine support";
+
+/* engine implementation */
+/*-----------------------*/
+static int bind_helper(ENGINE *e)
+       {
+       
+       if(!ENGINE_set_id(e, engine_cluster_labs_id) ||
+                       !ENGINE_set_name(e, engine_cluster_labs_name) ||
+#ifndef OPENSSL_NO_RSA
+                       !ENGINE_set_RSA(e, &cluster_labs_rsa) ||
+#endif
+#ifndef OPENSSL_NO_DSA
+                       !ENGINE_set_DSA(e, &cluster_labs_dsa) ||
+#endif
+#ifndef OPENSSL_NO_DH
+                       !ENGINE_set_DH(e, &cluster_labs_dh) ||
+#endif
+                       !ENGINE_set_RAND(e, &cluster_labs_rand) ||
+                       !ENGINE_set_destroy_function(e, cluster_labs_destroy) ||
+                       !ENGINE_set_init_function(e, cluster_labs_init) ||
+                       !ENGINE_set_finish_function(e, cluster_labs_finish) ||
+                       !ENGINE_set_ctrl_function(e, cluster_labs_ctrl) ||
+                       !ENGINE_set_cmd_defns(e, cluster_labs_cmd_defns))
+               return 0;
+       /* Ensure the error handling is set up */
+       ERR_load_CL_strings();
+       return 1;
+       }
+       
+#ifndef ENGINE_DYNAMIC_SUPPORT
+static ENGINE *engine_cluster_labs(void)
+       {
+       ENGINE *ret = ENGINE_new();
+
+       if(!ret)
+               return NULL;
+       if(!bind_helper(ret))
+               {
+               ENGINE_free(ret);
+               return NULL;
+               }
+       return ret;
+       }
+
+void ENGINE_load_cluster_labs(void)
+       {
+
+       ENGINE *cluster_labs = engine_cluster_labs();
+       
+       if(!cluster_labs) return;
+       ENGINE_add(cluster_labs);
+       ENGINE_free(cluster_labs);
+       ERR_clear_error();
+       }
+#endif /* !ENGINE_DYNAMIC_SUPPORT */
+
+static int cluster_labs_destroy(ENGINE *e)
+       {
+       
+       ERR_unload_CL_strings();
+       return 1;
+       }
+
+
+
+/* This is a process-global DSO handle used for loading and unloading
+ * the Cluster Labs library. NB: This is only set (or unset) during an
+ * init() or finish() call (reference counts permitting) and they're
+ * operating with global locks, so this should be thread-safe
+ * implicitly. */
+static DSO *cluster_labs_dso = NULL;
+
+/* These are the function pointers that are (un)set when the library has
+ * successfully (un)loaded. */
+static cl_engine_init          *p_cl_engine_init                = NULL;
+static cl_mod_exp              *p_cl_mod_exp                    = NULL;
+static cl_mod_exp_crt          *p_cl_mod_exp_crt                = NULL;
+static cl_rsa_mod_exp          *p_cl_rsa_mod_exp                = NULL;
+static cl_rsa_priv_enc         *p_cl_rsa_priv_enc               = NULL;
+static cl_rsa_priv_dec         *p_cl_rsa_priv_dec               = NULL;
+static cl_rsa_pub_enc          *p_cl_rsa_pub_enc                = NULL;
+static cl_rsa_pub_dec          *p_cl_rsa_pub_dec                = NULL;
+static cl_rand_bytes           *p_cl_rand_bytes                 = NULL;
+static cl_dsa_sign             *p_cl_dsa_sign                   = NULL;
+static cl_dsa_verify           *p_cl_dsa_verify                 = NULL;
+
+
+int cluster_labs_init(ENGINE *e)
+       {
+
+       cl_engine_init                  *p1;
+       cl_mod_exp                      *p2;
+       cl_mod_exp_crt                  *p3;
+       cl_rsa_mod_exp                  *p4;
+       cl_rsa_priv_enc                 *p5;
+       cl_rsa_priv_dec                 *p6;    
+       cl_rsa_pub_enc                  *p7;
+       cl_rsa_pub_dec                  *p8;
+       cl_rand_bytes                   *p20;
+       cl_dsa_sign                     *p30;   
+       cl_dsa_verify                   *p31;           
+       
+       /* engine already loaded */
+       if(cluster_labs_dso != NULL)
+               {
+               CLerr(CL_F_CLUSTER_LABS_INIT,CL_R_ALREADY_LOADED);
+               goto err;
+               }
+       /* try to load engine    */     
+       cluster_labs_dso = DSO_load(NULL, CLUSTER_LABS_LIB_NAME, NULL,0);
+       if(cluster_labs_dso == NULL)
+               {
+               CLerr(CL_F_CLUSTER_LABS_INIT,CL_R_DSO_FAILURE);
+               goto err;
+               }
+       /* bind functions */
+       if(     !(p1 = (cl_engine_init *)DSO_bind_func(
+                               cluster_labs_dso, CLUSTER_LABS_F1)) ||
+               !(p2 = (cl_mod_exp *)DSO_bind_func(
+                               cluster_labs_dso, CLUSTER_LABS_F2)) ||                  
+               !(p3 = (cl_mod_exp_crt *)DSO_bind_func(
+                               cluster_labs_dso, CLUSTER_LABS_F3)) ||                          
+               !(p4 = (cl_rsa_mod_exp *)DSO_bind_func(
+                               cluster_labs_dso, CLUSTER_LABS_F4)) ||                          
+               !(p5 = (cl_rsa_priv_enc *)DSO_bind_func(
+                               cluster_labs_dso, CLUSTER_LABS_F5)) ||
+               !(p6 = (cl_rsa_priv_dec *)DSO_bind_func(
+                               cluster_labs_dso, CLUSTER_LABS_F6)) ||
+               !(p7 = (cl_rsa_pub_enc *)DSO_bind_func(
+                               cluster_labs_dso, CLUSTER_LABS_F7)) ||
+               !(p8 = (cl_rsa_pub_dec *)DSO_bind_func(
+                               cluster_labs_dso, CLUSTER_LABS_F8)) ||
+               !(p20= (cl_rand_bytes *)DSO_bind_func(
+                               cluster_labs_dso, CLUSTER_LABS_F20)) ||
+               !(p30= (cl_dsa_sign *)DSO_bind_func(
+                               cluster_labs_dso, CLUSTER_LABS_F30)) ||
+               !(p31= (cl_dsa_verify *)DSO_bind_func(
+                               cluster_labs_dso, CLUSTER_LABS_F31)))
+               {
+               CLerr(CL_F_CLUSTER_LABS_INIT,CL_R_DSO_FAILURE);
+               goto err;
+               }
+               
+       /* copy function pointers */
+       p_cl_engine_init                = p1;
+       p_cl_mod_exp                    = p2;
+       p_cl_mod_exp_crt                = p3;   
+       p_cl_rsa_mod_exp                = p4;
+       p_cl_rsa_priv_enc               = p5;
+       p_cl_rsa_priv_dec               = p6;
+       p_cl_rsa_pub_enc                = p7;
+       p_cl_rsa_pub_dec                = p8;
+       p_cl_rand_bytes                 = p20;  
+       p_cl_dsa_sign                   = p30;
+       p_cl_dsa_verify                 = p31;  
+       
+       
+       
+       /* cluster labs engine init */
+       if(p_cl_engine_init()== 0){
+               CLerr(CL_F_CLUSTER_LABS_INIT,CL_R_INIT_FAILED);         
+               goto err;
+       }
+
+       return(1);
+
+err:   
+       /* reset all pointers */
+       if(cluster_labs_dso)
+               DSO_free(cluster_labs_dso);
+
+       cluster_labs_dso                = NULL;
+       p_cl_engine_init                = NULL; 
+       p_cl_mod_exp                    = NULL;
+       p_cl_mod_exp_crt                = NULL;
+       p_cl_rsa_mod_exp                = NULL;
+       p_cl_rsa_priv_enc               = NULL;
+       p_cl_rsa_priv_dec               = NULL; 
+       p_cl_rsa_pub_enc                = NULL;
+       p_cl_rsa_pub_dec                = NULL; 
+       p_cl_rand_bytes                 = NULL; 
+       p_cl_dsa_sign                   = NULL;
+       p_cl_dsa_verify                 = NULL; 
+       
+       return(0);
+       }
+       
+
+static int cluster_labs_finish(ENGINE *e)
+       {
+
+       if(cluster_labs_dso == NULL)
+               {
+               CLerr(CL_F_CLUSTER_LABS_FINISH,CL_R_NOT_LOADED);
+               return 0;
+               }
+       if(!DSO_free(cluster_labs_dso))
+               {
+               CLerr(CL_F_CLUSTER_LABS_FINISH,CL_R_DSO_FAILURE);
+               return 0;
+               }
+               
+       cluster_labs_dso                = NULL;
+       p_cl_engine_init                = NULL;         
+       p_cl_mod_exp                    = NULL;
+       p_cl_rsa_mod_exp                = NULL; 
+       p_cl_mod_exp_crt                = NULL; 
+       p_cl_rsa_priv_enc               = NULL; 
+       p_cl_rsa_priv_dec               = NULL; 
+       p_cl_rsa_pub_enc                = NULL;
+       p_cl_rsa_pub_dec                = NULL; 
+       p_cl_rand_bytes                 = NULL;         
+       p_cl_dsa_sign                   = NULL;
+       p_cl_dsa_verify                 = NULL; 
+       
+       return(1);      
+       
+       }
+       
+static int cluster_labs_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)())
+       {
+       int initialised = ((cluster_labs_dso == NULL) ? 0 : 1);
+
+       switch(cmd)
+               {
+       case CLUSTER_LABS_CMD_SO_PATH:
+               if(p == NULL)
+                       {
+                       CLerr(CL_F_CLUSTER_LABS_CTRL,ERR_R_PASSED_NULL_PARAMETER);
+                       return 0;
+                       }
+               if(initialised)
+                       {
+                       CLerr(CL_F_CLUSTER_LABS_CTRL,CL_R_ALREADY_LOADED);
+                       return 0;
+                       }
+               CLUSTER_LABS_LIB_NAME = (const char *)p;
+               return 1;
+       default:
+               break;
+               }
+       CLerr(CL_F_CLUSTER_LABS_CTRL,CL_R_COMMAND_NOT_IMPLEMENTED);
+       return 0;
+       }
+       
+
+static int cluster_labs_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
+               const BIGNUM *m, BN_CTX *ctx)
+       {
+
+       if(cluster_labs_dso == NULL)
+               {
+               CLerr(CL_F_CLUSTER_LABS_MOD_EXP,CL_R_NOT_LOADED);
+               return 0;
+               }       
+       if(p_cl_mod_exp == NULL)
+               {
+               CLerr(CL_F_CLUSTER_LABS_MOD_EXP,CL_R_FUNCTION_NOT_BINDED);
+               return 0;
+               }
+
+       return  p_cl_mod_exp(r, a, p, m, ctx);
+
+       }
+       
+static int cluster_labs_mod_exp_crt(BIGNUM *r, BIGNUM *a, const BIGNUM *p,
+               const BIGNUM *q, const BIGNUM *dmp1, const BIGNUM *dmq1,
+               const BIGNUM *iqmp, BN_CTX *ctx)
+       {
+
+       if(cluster_labs_dso == NULL)
+               {
+               CLerr(CL_F_CLUSTER_LABS_MOD_EXP_CRT,CL_R_NOT_LOADED);           
+               return 0;
+               }
+       if(p_cl_mod_exp_crt == NULL)
+               {
+               CLerr(CL_F_CLUSTER_LABS_MOD_EXP_CRT,CL_R_FUNCTION_NOT_BINDED);          
+               return 0;
+               }
+       
+       return  p_cl_mod_exp_crt(r, a, p, q,dmp1, dmq1, iqmp, ctx);
+       
+       }
+       
+static int cluster_labs_rsa_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa)
+       {
+
+       if(cluster_labs_dso == NULL)
+               {
+               CLerr(CL_F_CLUSTER_LABS_RSA_MOD_EXP,CL_R_NOT_LOADED);           
+               return 0;
+               }
+       if(p_cl_rsa_mod_exp == NULL)
+               {
+               CLerr(CL_F_CLUSTER_LABS_RSA_MOD_EXP,CL_R_FUNCTION_NOT_BINDED);                          
+               return 0;
+               }
+
+       return p_cl_rsa_mod_exp(r0, I, rsa);
+
+       }
+       
+DSA_SIG *cluster_labs_dsa_sign(const unsigned char *dgst, int dlen, DSA *dsa)
+       {
+
+       if(cluster_labs_dso == NULL)
+               {
+               CLerr(CL_F_CLUSTER_LABS_DSA_SIGN,CL_R_NOT_LOADED);              
+               return 0;
+               }
+       if(p_cl_dsa_sign == NULL)
+               {
+               CLerr(CL_F_CLUSTER_LABS_DSA_SIGN,CL_R_FUNCTION_NOT_BINDED);                             
+               return 0;
+               }
+
+       return p_cl_dsa_sign(dgst, dlen, dsa);
+       
+       }
+       
+static int cluster_labs_dsa_verify(const unsigned char *dgst, int dgst_len,
+                               DSA_SIG *sig, DSA *dsa)
+       {
+
+       if(cluster_labs_dso == NULL)
+               {
+               CLerr(CL_F_CLUSTER_LABS_DSA_VERIFY,CL_R_NOT_LOADED);            
+               return 0;
+               }
+       
+       if(p_cl_dsa_verify == NULL)
+               {
+               CLerr(CL_F_CLUSTER_LABS_DSA_VERIFY,CL_R_FUNCTION_NOT_BINDED);                           
+               return 0;
+               }
+
+       return p_cl_dsa_verify(dgst, dgst_len, sig, dsa);
+       
+       }                       
+
+static int cluster_labs_dsa_mod_exp(DSA *dsa, BIGNUM *rr, BIGNUM *a1,
+               BIGNUM *p1, BIGNUM *a2, BIGNUM *p2, BIGNUM *m,
+               BN_CTX *ctx, BN_MONT_CTX *in_mont)
+       {
+       BIGNUM t;
+       int status = 0;
+               
+       BN_init(&t);
+       /* let rr = a1 ^ p1 mod m */
+       if (!cluster_labs_mod_exp(rr,a1,p1,m,ctx)) goto end;
+       /* let t = a2 ^ p2 mod m */
+       if (!cluster_labs_mod_exp(&t,a2,p2,m,ctx)) goto end;
+       /* let rr = rr * t mod m */
+       if (!BN_mod_mul(rr,rr,&t,m,ctx)) goto end;
+       status = 1;
+end:
+       BN_free(&t);
+       
+       return(1);
+
+       }
+
+static int cluster_labs_mod_exp_dsa(DSA *dsa, BIGNUM *r, BIGNUM *a,
+               const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx,
+               BN_MONT_CTX *m_ctx)
+       {
+       return  cluster_labs_mod_exp(r, a, p, m, ctx);
+       }
+       
+/* This function is aliased to mod_exp (with the mont stuff dropped). */
+static int cluster_labs_mod_exp_mont(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
+               const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx)
+       {
+       return  cluster_labs_mod_exp(r, a, p, m, ctx);
+       }
+       
+
+/* This function is aliased to mod_exp (with the dh and mont dropped). */
+static int cluster_labs_mod_exp_dh(const DH *dh, BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
+               const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx)
+       {
+       return  cluster_labs_mod_exp(r, a, p, m, ctx);
+       }
+
+
+static int cluster_labs_rsa_pub_enc(int flen, const unsigned char *from,
+            unsigned char *to, RSA *rsa, int padding)
+       {
+
+       if(cluster_labs_dso == NULL)
+               {
+               CLerr(CL_F_CLUSTER_LABS_RSA_PUB_ENC,CL_R_NOT_LOADED);           
+               return 0;
+               }
+       if(p_cl_rsa_priv_enc == NULL)
+               {
+               CLerr(CL_F_CLUSTER_LABS_RSA_PUB_ENC,CL_R_FUNCTION_NOT_BINDED);                          
+               return 0;
+               }
+               
+       return  p_cl_rsa_pub_enc(flen, from, to, rsa, padding);
+       
+       }  
+            
+static int cluster_labs_rsa_pub_dec(int flen, const unsigned char *from,
+            unsigned char *to, RSA *rsa, int padding)
+       {
+
+       if(cluster_labs_dso == NULL)
+               {
+               CLerr(CL_F_CLUSTER_LABS_RSA_PUB_DEC,CL_R_NOT_LOADED);           
+               return 0;
+               }
+       if(p_cl_rsa_priv_enc == NULL)
+               {
+               CLerr(CL_F_CLUSTER_LABS_RSA_PUB_DEC,CL_R_FUNCTION_NOT_BINDED);                          
+               return 0;
+               }
+               
+       return  p_cl_rsa_pub_dec(flen, from, to, rsa, padding);
+       
+       }  
+
+
+static int cluster_labs_rsa_priv_enc(int flen, const unsigned char *from, 
+               unsigned char *to, RSA *rsa, int padding)
+       {
+
+       if(cluster_labs_dso == NULL)
+               {
+               CLerr(CL_F_CLUSTER_LABS_RSA_PRIV_ENC,CL_R_NOT_LOADED);          
+               return 0;
+               }
+
+       if(p_cl_rsa_priv_enc == NULL)
+               {
+               CLerr(CL_F_CLUSTER_LABS_RSA_PRIV_ENC,CL_R_FUNCTION_NOT_BINDED);                         
+               return 0;
+               }
+               
+       return  p_cl_rsa_priv_enc(flen, from, to, rsa, padding);
+       
+       }  
+
+static int cluster_labs_rsa_priv_dec(int flen, const unsigned char *from, 
+               unsigned char *to, RSA *rsa, int padding)
+       {
+       
+       if(cluster_labs_dso == NULL)
+               {
+               CLerr(CL_F_CLUSTER_LABS_RSA_PRIV_DEC,CL_R_NOT_LOADED);          
+               return 0;
+               }
+       if(p_cl_rsa_priv_dec == NULL)
+               {
+               CLerr(CL_F_CLUSTER_LABS_RSA_PRIV_DEC,CL_R_FUNCTION_NOT_BINDED);                         
+               return 0;
+               }
+
+       return  p_cl_rsa_priv_dec(flen, from, to, rsa, padding);
+               
+       }  
+
+/************************************************************************************
+* Symmetric algorithms
+************************************************************************************/
+/* this will be come soon! */
+
+/************************************************************************************
+* Random generator
+************************************************************************************/
+
+static int cluster_labs_rand_bytes(unsigned char *buf, int num){
+
+       if(cluster_labs_dso == NULL)
+               {
+               CLerr(CL_F_CLUSTER_LABS_RAND_BYTES,CL_R_NOT_LOADED);            
+               return 0;
+               }
+       if(p_cl_mod_exp_crt == NULL)
+               {
+               CLerr(CL_F_CLUSTER_LABS_RAND_BYTES,CL_R_FUNCTION_NOT_BINDED);                           
+               return 0;
+               }
+
+       return  p_cl_rand_bytes(buf, num);
+
+}
+
+
+/* This stuff is needed if this ENGINE is being compiled into a self-contained
+ * shared-library. */
+#ifdef ENGINE_DYNAMIC_SUPPORT
+static int bind_fn(ENGINE *e, const char *id)
+       {
+       fprintf(stderr, "bind_fn CLUSTER_LABS\n");
+       if(id && (strcmp(id, engine_cluster_labs_id) != 0)) {
+               fprintf(stderr, "bind_fn return(0) first\n");
+               return 0;
+               }
+       if(!bind_helper(e)) {
+               fprintf(stderr, "bind_fn return(1) first\n");
+               return 0;
+               }
+       fprintf(stderr, "bind_fn return(1)\n");         
+       return 1;
+       }
+IMPLEMENT_DYNAMIC_CHECK_FN()
+IMPLEMENT_DYNAMIC_BIND_FN(bind_fn)
+#endif /* ENGINE_DYNAMIC_SUPPORT */
+                                               
+#endif /* !NO_HW_CLUSTER_LABS */
+#endif /* !NO_HW */
+
diff --git a/demos/engines/cluster_labs/hw_cluster_labs.ec b/demos/engines/cluster_labs/hw_cluster_labs.ec
new file mode 100644 (file)
index 0000000..1f64786
--- /dev/null
@@ -0,0 +1,8 @@
+# configuration file for util/mkerr.pl
+#
+# use like this:
+#
+#      perl ../../../util/mkerr.pl -conf hw_cluster_labs.ec \
+#              -nostatic -staticloader -write *.c
+
+L CL           hw_cluster_labs_err.h           hw_cluster_labs_err.c
diff --git a/demos/engines/cluster_labs/hw_cluster_labs_err.c b/demos/engines/cluster_labs/hw_cluster_labs_err.c
new file mode 100644 (file)
index 0000000..a7fa408
--- /dev/null
@@ -0,0 +1,151 @@
+/* hw_cluster_labs_err.c */
+/* ====================================================================
+ * Copyright (c) 1999-2002 The OpenSSL Project.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer. 
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ *    software must display the following acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission. For written permission, please contact
+ *    openssl-core@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ *    nor may "OpenSSL" appear in their names without prior written
+ *    permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com).  This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+/* NOTE: this file was auto generated by the mkerr.pl script: any changes
+ * made to it will be overwritten when the script next updates this file,
+ * only reason strings will be preserved.
+ */
+
+#include <stdio.h>
+#include <openssl/err.h>
+#include "hw_cluster_labs_err.h"
+
+/* BEGIN ERROR CODES */
+#ifndef OPENSSL_NO_ERR
+static ERR_STRING_DATA CL_str_functs[]=
+       {
+{ERR_PACK(0,CL_F_CLUSTER_LABS_CTRL,0), "CLUSTER_LABS_CTRL"},
+{ERR_PACK(0,CL_F_CLUSTER_LABS_DSA_SIGN,0),     "CLUSTER_LABS_DSA_SIGN"},
+{ERR_PACK(0,CL_F_CLUSTER_LABS_DSA_VERIFY,0),   "CLUSTER_LABS_DSA_VERIFY"},
+{ERR_PACK(0,CL_F_CLUSTER_LABS_FINISH,0),       "CLUSTER_LABS_FINISH"},
+{ERR_PACK(0,CL_F_CLUSTER_LABS_INIT,0), "CLUSTER_LABS_INIT"},
+{ERR_PACK(0,CL_F_CLUSTER_LABS_MOD_EXP,0),      "CLUSTER_LABS_MOD_EXP"},
+{ERR_PACK(0,CL_F_CLUSTER_LABS_MOD_EXP_CRT,0),  "CLUSTER_LABS_MOD_EXP_CRT"},
+{ERR_PACK(0,CL_F_CLUSTER_LABS_RAND_BYTES,0),   "CLUSTER_LABS_RAND_BYTES"},
+{ERR_PACK(0,CL_F_CLUSTER_LABS_RSA_MOD_EXP,0),  "CLUSTER_LABS_RSA_MOD_EXP"},
+{ERR_PACK(0,CL_F_CLUSTER_LABS_RSA_PRIV_DEC,0), "CLUSTER_LABS_RSA_PRIV_DEC"},
+{ERR_PACK(0,CL_F_CLUSTER_LABS_RSA_PRIV_ENC,0), "CLUSTER_LABS_RSA_PRIV_ENC"},
+{ERR_PACK(0,CL_F_CLUSTER_LABS_RSA_PUB_DEC,0),  "CLUSTER_LABS_RSA_PUB_DEC"},
+{ERR_PACK(0,CL_F_CLUSTER_LABS_RSA_PUB_ENC,0),  "CLUSTER_LABS_RSA_PUB_ENC"},
+{0,NULL}
+       };
+
+static ERR_STRING_DATA CL_str_reasons[]=
+       {
+{CL_R_ALREADY_LOADED                     ,"already loaded"},
+{CL_R_COMMAND_NOT_IMPLEMENTED            ,"command not implemented"},
+{CL_R_DSO_FAILURE                        ,"dso failure"},
+{CL_R_FUNCTION_NOT_BINDED                ,"function not binded"},
+{CL_R_INIT_FAILED                        ,"init failed"},
+{CL_R_NOT_LOADED                         ,"not loaded"},
+{0,NULL}
+       };
+
+#endif
+
+#ifdef CL_LIB_NAME
+static ERR_STRING_DATA CL_lib_name[]=
+        {
+{0     ,CL_LIB_NAME},
+{0,NULL}
+       };
+#endif
+
+
+static int CL_lib_error_code=0;
+static int CL_error_init=1;
+
+static void ERR_load_CL_strings(void)
+       {
+       if (CL_lib_error_code == 0)
+               CL_lib_error_code=ERR_get_next_error_library();
+
+       if (CL_error_init)
+               {
+               CL_error_init=0;
+#ifndef OPENSSL_NO_ERR
+               ERR_load_strings(CL_lib_error_code,CL_str_functs);
+               ERR_load_strings(CL_lib_error_code,CL_str_reasons);
+#endif
+
+#ifdef CL_LIB_NAME
+               CL_lib_name->error = ERR_PACK(CL_lib_error_code,0,0);
+               ERR_load_strings(0,CL_lib_name);
+#endif
+               }
+       }
+
+static void ERR_unload_CL_strings(void)
+       {
+       if (CL_error_init == 0)
+               {
+#ifndef OPENSSL_NO_ERR
+               ERR_unload_strings(CL_lib_error_code,CL_str_functs);
+               ERR_unload_strings(CL_lib_error_code,CL_str_reasons);
+#endif
+
+#ifdef CL_LIB_NAME
+               ERR_unload_strings(0,CL_lib_name);
+#endif
+               CL_error_init=1;
+               }
+       }
+
+static void ERR_CL_error(int function, int reason, char *file, int line)
+       {
+       if (CL_lib_error_code == 0)
+               CL_lib_error_code=ERR_get_next_error_library();
+       ERR_PUT_error(CL_lib_error_code,function,reason,file,line);
+       }
diff --git a/demos/engines/cluster_labs/hw_cluster_labs_err.h b/demos/engines/cluster_labs/hw_cluster_labs_err.h
new file mode 100644 (file)
index 0000000..afc175b
--- /dev/null
@@ -0,0 +1,95 @@
+/* ====================================================================
+ * Copyright (c) 2001-2002 The OpenSSL Project.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer. 
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ *    software must display the following acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission. For written permission, please contact
+ *    openssl-core@openssl.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ *    nor may "OpenSSL" appear in their names without prior written
+ *    permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com).  This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#ifndef HEADER_CL_ERR_H
+#define HEADER_CL_ERR_H
+
+/* BEGIN ERROR CODES */
+/* The following lines are auto generated by the script mkerr.pl. Any changes
+ * made after this point may be overwritten when the script is next run.
+ */
+static void ERR_load_CL_strings(void);
+static void ERR_unload_CL_strings(void);
+static void ERR_CL_error(int function, int reason, char *file, int line);
+#define CLerr(f,r) ERR_CL_error((f),(r),__FILE__,__LINE__)
+
+/* Error codes for the CL functions. */
+
+/* Function codes. */
+#define CL_F_CLUSTER_LABS_CTRL                          100
+#define CL_F_CLUSTER_LABS_DSA_SIGN                      101
+#define CL_F_CLUSTER_LABS_DSA_VERIFY                    102
+#define CL_F_CLUSTER_LABS_FINISH                        103
+#define CL_F_CLUSTER_LABS_INIT                          104
+#define CL_F_CLUSTER_LABS_MOD_EXP                       105
+#define CL_F_CLUSTER_LABS_MOD_EXP_CRT                   106
+#define CL_F_CLUSTER_LABS_RAND_BYTES                    107
+#define CL_F_CLUSTER_LABS_RSA_MOD_EXP                   108
+#define CL_F_CLUSTER_LABS_RSA_PRIV_DEC                  109
+#define CL_F_CLUSTER_LABS_RSA_PRIV_ENC                  110
+#define CL_F_CLUSTER_LABS_RSA_PUB_DEC                   111
+#define CL_F_CLUSTER_LABS_RSA_PUB_ENC                   112
+
+/* Reason codes. */
+#define CL_R_ALREADY_LOADED                             100
+#define CL_R_COMMAND_NOT_IMPLEMENTED                    101
+#define CL_R_DSO_FAILURE                                102
+#define CL_R_FUNCTION_NOT_BINDED                        103
+#define CL_R_INIT_FAILED                                104
+#define CL_R_NOT_LOADED                                         105
+
+#ifdef  __cplusplus
+}
+#endif
+#endif
diff --git a/demos/engines/ibmca/Makefile b/demos/engines/ibmca/Makefile
new file mode 100644 (file)
index 0000000..72f3546
--- /dev/null
@@ -0,0 +1,114 @@
+LIBNAME=       libibmca
+SRC=           hw_ibmca.c
+OBJ=           hw_ibmca.o
+HEADER=                hw_ibmca.h
+
+CC=            gcc
+PIC=           -fPIC
+CFLAGS=                -g -I../../../include $(PIC) -DENGINE_DYNAMIC_SUPPORT -DFLAT_INC
+AR=            ar r
+RANLIB=                ranlib
+
+LIB=           $(LIBNAME).a
+SHLIB=         $(LIBNAME).so
+
+all:
+               @echo 'Please choose a system to build on:'
+               @echo ''
+               @echo 'tru64:    Tru64 Unix, Digital Unix, Digital OSF/1'
+               @echo 'solaris:  Solaris'
+               @echo 'irix:     IRIX'
+               @echo 'hpux32:   32-bit HP/UX'
+               @echo 'hpux64:   64-bit HP/UX'
+               @echo 'aix:      AIX'
+               @echo 'gnu:      Generic GNU-based system (gcc and GNU ld)'
+               @echo ''
+
+FORCE.update:
+update:                FORCE.update
+               perl ../../../util/mkerr.pl -conf hw_ibmca.ec \
+                       -nostatic -staticloader -write hw_ibmca.c
+
+gnu:           $(SHLIB).gnu
+tru64:         $(SHLIB).tru64
+solaris:       $(SHLIB).solaris
+irix:          $(SHLIB).irix
+hpux32:                $(SHLIB).hpux32
+hpux64:                $(SHLIB).hpux64
+aix:           $(SHLIB).aix
+
+$(LIB):                $(OBJ)
+               $(AR) $(LIB) $(OBJ)
+               - $(RANLIB) $(LIB)
+
+LINK_SO=       \
+  ld -r -o $(LIBNAME).o $$ALLSYMSFLAGS $(LIB) && \
+  (nm -Pg $(LIBNAME).o | grep ' [BDT] ' | cut -f1 -d' ' > $(LIBNAME).exp; \
+   $$SHAREDCMD $$SHAREDFLAGS -o $(SHLIB) $(LIBNAME).o -L ../../.. -lcrypto -lc)
+
+$(SHLIB).gnu:  $(LIB)
+               ALLSYMSFLAGS='--whole-archive' \
+               SHAREDFLAGS='-shared -Wl,-soname=$(SHLIB)' \
+               SHAREDCMD='$(CC)'; \
+               $(LINK_SO)
+               touch $(SHLIB).gnu
+$(SHLIB).tru64:        $(LIB)
+               ALLSYMSFLAGS='-all' \
+               SHAREDFLAGS='-shared' \
+               SHAREDCMD='$(CC)'; \
+               $(LINK_SO)
+               touch $(SHLIB).tru64
+$(SHLIB).solaris:      $(LIB)
+               ALLSYMSFLAGS='-z allextract' \
+               SHAREDFLAGS='-G -h $(SHLIB)' \
+               SHAREDCMD='$(CC)'; \
+               $(LINK_SO)
+               touch $(SHLIB).solaris
+$(SHLIB).irix: $(LIB)
+               ALLSYMSFLAGS='-all' \
+               SHAREDFLAGS='-shared -Wl,-soname,$(SHLIB)' \
+               SHAREDCMD='$(CC)'; \
+               $(LINK_SO)
+               touch $(SHLIB).irix
+$(SHLIB).hpux32:       $(LIB)
+               ALLSYMSFLAGS='-Fl' \
+               SHAREDFLAGS='+vnocompatwarnings -b -z +s +h $(SHLIB)' \
+               SHAREDCMD='/usr/ccs/bin/ld'; \
+               $(LINK_SO)
+               touch $(SHLIB).hpux32
+$(SHLIB).hpux64:       $(LIB)
+               ALLSYMSFLAGS='+forceload' \
+               SHAREDFLAGS='-b -z +h $(SHLIB)' \
+               SHAREDCMD='/usr/ccs/bin/ld'; \
+               $(LINK_SO)
+               touch $(SHLIB).hpux64
+$(SHLIB).aix:  $(LIB)
+               ALLSYMSFLAGS='-bnogc' \
+               SHAREDFLAGS='-G -bE:$(LIBNAME).exp -bM:SRE' \
+               SHAREDCMD='$(CC)'; \
+               $(LINK_SO)
+               touch $(SHLIB).aix
+
+depend:
+               sed -e '/^# DO NOT DELETE.*/,$$d' < Makefile > Makefile.tmp
+               echo '# DO NOT DELETE THIS LINE -- make depend depends on it.' >> Makefile.tmp
+               gcc -M $(CFLAGS) $(SRC) >> Makefile.tmp
+               perl ../../../util/clean-depend.pl < Makefile.tmp > Makefile.new
+               rm -f Makefile.tmp Makefile
+               mv Makefile.new Makefile
+
+# DO NOT DELETE THIS LINE -- make depend depends on it.
+
+rsaref.o: ../../../include/openssl/asn1.h ../../../include/openssl/bio.h
+rsaref.o: ../../../include/openssl/bn.h ../../../include/openssl/crypto.h
+rsaref.o: ../../../include/openssl/dh.h ../../../include/openssl/dsa.h
+rsaref.o: ../../../include/openssl/e_os2.h ../../../include/openssl/engine.h
+rsaref.o: ../../../include/openssl/err.h ../../../include/openssl/lhash.h
+rsaref.o: ../../../include/openssl/opensslconf.h
+rsaref.o: ../../../include/openssl/opensslv.h
+rsaref.o: ../../../include/openssl/ossl_typ.h ../../../include/openssl/rand.h
+rsaref.o: ../../../include/openssl/rsa.h ../../../include/openssl/safestack.h
+rsaref.o: ../../../include/openssl/stack.h ../../../include/openssl/symhacks.h
+rsaref.o: ../../../include/openssl/ui.h rsaref.c rsaref_err.c rsaref_err.h
+rsaref.o: source/des.h source/global.h source/md2.h source/md5.h source/rsa.h
+rsaref.o: source/rsaref.h
diff --git a/demos/engines/ibmca/hw_ibmca.c b/demos/engines/ibmca/hw_ibmca.c
new file mode 100644 (file)
index 0000000..881b16a
--- /dev/null
@@ -0,0 +1,917 @@
+/* crypto/engine/hw_ibmca.c */\r
+/* Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL\r
+ * project 2000.\r
+ */\r
+/* ====================================================================\r
+ * Copyright (c) 1999 The OpenSSL Project.  All rights reserved.\r
+ *\r
+ * Redistribution and use in source and binary forms, with or without\r
+ * modification, are permitted provided that the following conditions\r
+ * are met:\r
+ *\r
+ * 1. Redistributions of source code must retain the above copyright\r
+ *    notice, this list of conditions and the following disclaimer.\r
+ *\r
+ * 2. Redistributions in binary form must reproduce the above copyright\r
+ *    notice, this list of conditions and the following disclaimer in\r
+ *    the documentation and/or other materials provided with the\r
+ *    distribution.\r
+ *\r
+ * 3. All advertising materials mentioning features or use of this\r
+ *    software must display the following acknowledgment:\r
+ *    "This product includes software developed by the OpenSSL Project\r
+ *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"\r
+ *\r
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to\r
+ *    endorse or promote products derived from this software without\r
+ *    prior written permission. For written permission, please contact\r
+ *    licensing@OpenSSL.org.\r
+ *\r
+ * 5. Products derived from this software may not be called "OpenSSL"\r
+ *    nor may "OpenSSL" appear in their names without prior written\r
+ *    permission of the OpenSSL Project.\r
+ *\r
+ * 6. Redistributions of any form whatsoever must retain the following\r
+ *    acknowledgment:\r
+ *    "This product includes software developed by the OpenSSL Project\r
+ *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"\r
+ *\r
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY\r
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\r
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR\r
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR\r
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,\r
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT\r
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;\r
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)\r
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,\r
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)\r
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED\r
+ * OF THE POSSIBILITY OF SUCH DAMAGE.\r
+ * ====================================================================\r
+ *\r
+ * This product includes cryptographic software written by Eric Young\r
+ * (eay@cryptsoft.com).  This product includes software written by Tim\r
+ * Hudson (tjh@cryptsoft.com).\r
+ *\r
+ */\r
+\r
+/* (C) COPYRIGHT International Business Machines Corp. 2001 */\r
+\r
+#include <stdio.h>\r
+#include <openssl/crypto.h>\r
+#include <openssl/dso.h>\r
+#include <openssl/engine.h>\r
+\r
+#ifndef OPENSSL_NO_HW\r
+#ifndef OPENSSL_NO_HW_IBMCA\r
+\r
+#ifdef FLAT_INC\r
+#include "ica_openssl_api.h"\r
+#else\r
+#include "vendor_defns/ica_openssl_api.h"\r
+#endif\r
+\r
+#define IBMCA_LIB_NAME "ibmca engine"\r
+#include "hw_ibmca_err.c"\r
+\r
+static int ibmca_destroy(ENGINE *e);\r
+static int ibmca_init(ENGINE *e);\r
+static int ibmca_finish(ENGINE *e);\r
+static int ibmca_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)());\r
+\r
+static const char *IBMCA_F1 = "icaOpenAdapter";\r
+static const char *IBMCA_F2 = "icaCloseAdapter";\r
+static const char *IBMCA_F3 = "icaRsaModExpo";\r
+static const char *IBMCA_F4 = "icaRandomNumberGenerate";\r
+static const char *IBMCA_F5 = "icaRsaCrt";\r
+\r
+ICA_ADAPTER_HANDLE handle=0;\r
+\r
+/* BIGNUM stuff */\r
+static int ibmca_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,\r
+        const BIGNUM *m, BN_CTX *ctx);\r
+\r
+static int ibmca_mod_exp_crt(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,\r
+        const BIGNUM *q, const BIGNUM *dmp1, const BIGNUM *dmq1,\r
+        const BIGNUM *iqmp, BN_CTX *ctx);\r
+\r
+#ifndef OPENSSL_NO_RSA  \r
+/* RSA stuff */\r
+static int ibmca_rsa_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa);\r
+#endif\r
+\r
+/* This function is aliased to mod_exp (with the mont stuff dropped). */\r
+static int ibmca_mod_exp_mont(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,\r
+        const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx);\r
+\r
+#ifndef OPENSSL_NO_DSA \r
+/* DSA stuff */\r
+static int ibmca_dsa_mod_exp(DSA *dsa, BIGNUM *rr, BIGNUM *a1,\r
+        BIGNUM *p1, BIGNUM *a2, BIGNUM *p2, BIGNUM *m,\r
+        BN_CTX *ctx, BN_MONT_CTX *in_mont);\r
+static int ibmca_mod_exp_dsa(DSA *dsa, BIGNUM *r, BIGNUM *a,\r
+        const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx,\r
+        BN_MONT_CTX *m_ctx);\r
+#endif\r
+\r
+#ifndef OPENSSL_NO_DH \r
+/* DH stuff */\r
+/* This function is alised to mod_exp (with the DH and mont dropped). */\r
+static int ibmca_mod_exp_dh(const DH *dh, BIGNUM *r, \r
+       const BIGNUM *a, const BIGNUM *p,\r
+       const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx);\r
+#endif\r
+\r
+/* RAND stuff */\r
+static int ibmca_rand_bytes(unsigned char *buf, int num);\r
+static int ibmca_rand_status(void);\r
+\r
+\r
+/* WJH - check for more commands, like in nuron */\r
+\r
+/* The definitions for control commands specific to this engine */\r
+#define IBMCA_CMD_SO_PATH              ENGINE_CMD_BASE\r
+static const ENGINE_CMD_DEFN ibmca_cmd_defns[] = {\r
+       {IBMCA_CMD_SO_PATH,\r
+               "SO_PATH",\r
+               "Specifies the path to the 'atasi' shared library",\r
+               ENGINE_CMD_FLAG_STRING},\r
+       {0, NULL, NULL, 0}\r
+       };\r
+\r
+#ifndef OPENSSL_NO_RSA  \r
+/* Our internal RSA_METHOD that we provide pointers to */\r
+static RSA_METHOD ibmca_rsa =\r
+        {\r
+        "Ibmca RSA method",\r
+        NULL,\r
+        NULL,\r
+        NULL,\r
+        NULL,\r
+        ibmca_rsa_mod_exp,\r
+        ibmca_mod_exp_mont,\r
+        NULL,\r
+        NULL,\r
+        0,\r
+        NULL,\r
+        NULL,\r
+        NULL\r
+        };\r
+#endif\r
+\r
+#ifndef OPENSSL_NO_DSA\r
+/* Our internal DSA_METHOD that we provide pointers to */\r
+static DSA_METHOD ibmca_dsa =\r
+        {\r
+        "Ibmca DSA method",\r
+        NULL, /* dsa_do_sign */\r
+        NULL, /* dsa_sign_setup */\r
+        NULL, /* dsa_do_verify */\r
+        ibmca_dsa_mod_exp, /* dsa_mod_exp */\r
+        ibmca_mod_exp_dsa, /* bn_mod_exp */\r
+        NULL, /* init */\r
+        NULL, /* finish */\r
+        0, /* flags */\r
+        NULL /* app_data */\r
+        };\r
+#endif\r
+\r
+#ifndef OPENSSL_NO_DH\r
+/* Our internal DH_METHOD that we provide pointers to */\r
+static DH_METHOD ibmca_dh =\r
+        {\r
+        "Ibmca DH method",\r
+        NULL,\r
+        NULL,\r
+        ibmca_mod_exp_dh,\r
+        NULL,\r
+        NULL,\r
+        0,\r
+        NULL\r
+        };\r
+#endif\r
+\r
+static RAND_METHOD ibmca_rand =\r
+        {\r
+        /* "IBMCA RAND method", */\r
+        NULL,\r
+        ibmca_rand_bytes,\r
+        NULL,\r
+        NULL,\r
+        ibmca_rand_bytes,\r
+        ibmca_rand_status,\r
+        };\r
+\r
+/* Constants used when creating the ENGINE */\r
+static const char *engine_ibmca_id = "ibmca";\r
+static const char *engine_ibmca_name = "Ibmca hardware engine support";\r
+\r
+/* This internal function is used by ENGINE_ibmca() and possibly by the\r
+ * "dynamic" ENGINE support too */\r
+static int bind_helper(ENGINE *e)\r
+       {\r
+#ifndef OPENSSL_NO_RSA\r
+       const RSA_METHOD *meth1;\r
+#endif\r
+#ifndef OPENSSL_NO_DSA\r
+       const DSA_METHOD *meth2;\r
+#endif\r
+#ifndef OPENSSL_NO_DH\r
+       const DH_METHOD *meth3;\r
+#endif\r
+       if(!ENGINE_set_id(e, engine_ibmca_id) ||\r
+               !ENGINE_set_name(e, engine_ibmca_name) ||\r
+#ifndef OPENSSL_NO_RSA\r
+               !ENGINE_set_RSA(e, &ibmca_rsa) ||\r
+#endif\r
+#ifndef OPENSSL_NO_DSA\r
+               !ENGINE_set_DSA(e, &ibmca_dsa) ||\r
+#endif\r
+#ifndef OPENSSL_NO_DH\r
+               !ENGINE_set_DH(e, &ibmca_dh) ||\r
+#endif\r
+               !ENGINE_set_RAND(e, &ibmca_rand) ||\r
+               !ENGINE_set_destroy_function(e, ibmca_destroy) ||\r
+               !ENGINE_set_init_function(e, ibmca_init) ||\r
+               !ENGINE_set_finish_function(e, ibmca_finish) ||\r
+               !ENGINE_set_ctrl_function(e, ibmca_ctrl) ||\r
+               !ENGINE_set_cmd_defns(e, ibmca_cmd_defns))\r
+               return 0;\r
+\r
+#ifndef OPENSSL_NO_RSA\r
+       /* We know that the "PKCS1_SSLeay()" functions hook properly\r
+        * to the ibmca-specific mod_exp and mod_exp_crt so we use\r
+        * those functions. NB: We don't use ENGINE_openssl() or\r
+        * anything "more generic" because something like the RSAref\r
+        * code may not hook properly, and if you own one of these\r
+        * cards then you have the right to do RSA operations on it\r
+        * anyway! */ \r
+       meth1 = RSA_PKCS1_SSLeay();\r
+       ibmca_rsa.rsa_pub_enc = meth1->rsa_pub_enc;\r
+       ibmca_rsa.rsa_pub_dec = meth1->rsa_pub_dec;\r
+       ibmca_rsa.rsa_priv_enc = meth1->rsa_priv_enc;\r
+       ibmca_rsa.rsa_priv_dec = meth1->rsa_priv_dec;\r
+#endif\r
+\r
+#ifndef OPENSSL_NO_DSA\r
+       /* Use the DSA_OpenSSL() method and just hook the mod_exp-ish\r
+        * bits. */\r
+       meth2 = DSA_OpenSSL();\r
+       ibmca_dsa.dsa_do_sign = meth2->dsa_do_sign;\r
+       ibmca_dsa.dsa_sign_setup = meth2->dsa_sign_setup;\r
+       ibmca_dsa.dsa_do_verify = meth2->dsa_do_verify;\r
+#endif\r
+\r
+#ifndef OPENSSL_NO_DH\r
+       /* Much the same for Diffie-Hellman */\r
+       meth3 = DH_OpenSSL();\r
+       ibmca_dh.generate_key = meth3->generate_key;\r
+       ibmca_dh.compute_key = meth3->compute_key;\r
+#endif\r
+\r
+       /* Ensure the ibmca error handling is set up */\r
+       ERR_load_IBMCA_strings(); \r
+       return 1;\r
+       }\r
+\r
+static ENGINE *engine_ibmca(void)\r
+       {\r
+       ENGINE *ret = ENGINE_new();\r
+       if(!ret)\r
+               return NULL;\r
+       if(!bind_helper(ret))\r
+               {\r
+               ENGINE_free(ret);\r
+               return NULL;\r
+               }\r
+       return ret;\r
+       }\r
+\r
+void ENGINE_load_ibmca(void)\r
+       {\r
+       /* Copied from eng_[openssl|dyn].c */\r
+       ENGINE *toadd = engine_ibmca();\r
+       if(!toadd) return;\r
+       ENGINE_add(toadd);\r
+       ENGINE_free(toadd);\r
+       ERR_clear_error();\r
+       }\r
+\r
+/* Destructor (complements the "ENGINE_ibmca()" constructor) */\r
+static int ibmca_destroy(ENGINE *e)\r
+       {\r
+       /* Unload the ibmca error strings so any error state including our\r
+        * functs or reasons won't lead to a segfault (they simply get displayed\r
+        * without corresponding string data because none will be found). */\r
+        ERR_unload_IBMCA_strings(); \r
+       return 1;\r
+       }\r
+\r
+\r
+/* This is a process-global DSO handle used for loading and unloading\r
+ * the Ibmca library. NB: This is only set (or unset) during an\r
+ * init() or finish() call (reference counts permitting) and they're\r
+ * operating with global locks, so this should be thread-safe\r
+ * implicitly. */\r
+\r
+static DSO *ibmca_dso = NULL;\r
+\r
+/* These are the function pointers that are (un)set when the library has\r
+ * successfully (un)loaded. */\r
+\r
+static unsigned int    (ICA_CALL *p_icaOpenAdapter)();\r
+static unsigned int    (ICA_CALL *p_icaCloseAdapter)();\r
+static unsigned int    (ICA_CALL *p_icaRsaModExpo)();\r
+static unsigned int    (ICA_CALL *p_icaRandomNumberGenerate)();\r
+static unsigned int    (ICA_CALL *p_icaRsaCrt)();\r
+\r
+/* utility function to obtain a context */\r
+static int get_context(ICA_ADAPTER_HANDLE *p_handle)\r
+        {\r
+        unsigned int status=0;\r
+\r
+        status = p_icaOpenAdapter(0, p_handle);\r
+        if(status != 0)\r
+                return 0;\r
+        return 1;\r
+        }\r
+\r
+/* similarly to release one. */\r
+static void release_context(ICA_ADAPTER_HANDLE handle)\r
+        {\r
+        p_icaCloseAdapter(handle);\r
+        }\r
+\r
+/* (de)initialisation functions. */\r
+static int ibmca_init(ENGINE *e)\r
+        {\r
+\r
+        void          (*p1)();\r
+        void          (*p2)();\r
+        void          (*p3)();\r
+        void          (*p4)();\r
+        void          (*p5)();\r
+\r
+        if(ibmca_dso != NULL)\r
+                {\r
+                IBMCAerr(IBMCA_F_IBMCA_INIT,IBMCA_R_ALREADY_LOADED);\r
+                goto err;\r
+                }\r
+        /* Attempt to load libatasi.so/atasi.dll/whatever. Needs to be\r
+         * changed unfortunately because the Ibmca drivers don't have\r
+         * standard library names that can be platform-translated well. */\r
+        /* TODO: Work out how to actually map to the names the Ibmca\r
+         * drivers really use - for now a symbollic link needs to be\r
+         * created on the host system from libatasi.so to atasi.so on\r
+         * unix variants. */\r
+\r
+       /* WJH XXX check name translation */\r
+\r
+        ibmca_dso = DSO_load(NULL, IBMCA_LIBNAME, NULL,\r
+                            /* DSO_FLAG_NAME_TRANSLATION */ 0);\r
+        if(ibmca_dso == NULL)\r
+                {\r
+                IBMCAerr(IBMCA_F_IBMCA_INIT,IBMCA_R_DSO_FAILURE);\r
+                goto err;\r
+                }\r
+\r
+        if(!(p1 = DSO_bind_func(\r
+                ibmca_dso, IBMCA_F1)) ||\r
+                !(p2 = DSO_bind_func(\r
+                        ibmca_dso, IBMCA_F2)) ||\r
+                !(p3 = DSO_bind_func(\r
+                        ibmca_dso, IBMCA_F3)) ||\r
+                !(p4 = DSO_bind_func(\r
+                        ibmca_dso, IBMCA_F4)) ||\r
+                !(p5 = DSO_bind_func(\r
+                        ibmca_dso, IBMCA_F5)))\r
+                {\r
+                IBMCAerr(IBMCA_F_IBMCA_INIT,IBMCA_R_DSO_FAILURE);\r
+                goto err;\r
+                }\r
+\r
+        /* Copy the pointers */\r
+\r
+       p_icaOpenAdapter =           (unsigned int (ICA_CALL *)())p1;\r
+       p_icaCloseAdapter =          (unsigned int (ICA_CALL *)())p2;\r
+       p_icaRsaModExpo =            (unsigned int (ICA_CALL *)())p3;\r
+       p_icaRandomNumberGenerate =  (unsigned int (ICA_CALL *)())p4;\r
+       p_icaRsaCrt =                (unsigned int (ICA_CALL *)())p5;\r
+\r
+        if(!get_context(&handle))\r
+                {\r
+                IBMCAerr(IBMCA_F_IBMCA_INIT,IBMCA_R_UNIT_FAILURE);\r
+                goto err;\r
+                }\r
+\r
+        return 1;\r
+ err:\r
+        if(ibmca_dso)\r
+                DSO_free(ibmca_dso);\r
+\r
+        p_icaOpenAdapter = NULL;\r
+        p_icaCloseAdapter = NULL;\r
+        p_icaRsaModExpo = NULL;\r
+        p_icaRandomNumberGenerate = NULL;\r
+\r
+        return 0;\r
+        }\r
+\r
+static int ibmca_finish(ENGINE *e)\r
+        {\r
+        if(ibmca_dso == NULL)\r
+                {\r
+                IBMCAerr(IBMCA_F_IBMCA_FINISH,IBMCA_R_NOT_LOADED);\r
+                return 0;\r
+                }\r
+        release_context(handle);\r
+        if(!DSO_free(ibmca_dso))\r
+                {\r
+                IBMCAerr(IBMCA_F_IBMCA_FINISH,IBMCA_R_DSO_FAILURE);\r
+                return 0;\r
+                }\r
+        ibmca_dso = NULL;\r
+\r
+        return 1;\r
+        }\r
+\r
+static int ibmca_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)())\r
+       {\r
+       int initialised = ((ibmca_dso == NULL) ? 0 : 1);\r
+       switch(cmd)\r
+               {\r
+       case IBMCA_CMD_SO_PATH:\r
+               if(p == NULL)\r
+                       {\r
+                       IBMCAerr(IBMCA_F_IBMCA_CTRL,ERR_R_PASSED_NULL_PARAMETER);\r
+                       return 0;\r
+                       }\r
+               if(initialised)\r
+                       {\r
+                       IBMCAerr(IBMCA_F_IBMCA_CTRL,IBMCA_R_ALREADY_LOADED);\r
+                       return 0;\r
+                       }\r
+               IBMCA_LIBNAME = (const char *)p;\r
+               return 1;\r
+       default:\r
+               break;\r
+               }\r
+       IBMCAerr(IBMCA_F_IBMCA_CTRL,IBMCA_R_CTRL_COMMAND_NOT_IMPLEMENTED);\r
+       return 0;\r
+       }\r
+\r
+\r
+static int ibmca_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,\r
+        const BIGNUM *m, BN_CTX *ctx)\r
+        {\r
+        /* I need somewhere to store temporary serialised values for\r
+         * use with the Ibmca API calls. A neat cheat - I'll use\r
+         * BIGNUMs from the BN_CTX but access their arrays directly as\r
+         * byte arrays <grin>. This way I don't have to clean anything\r
+         * up. */\r
+\r
+        BIGNUM *argument=NULL;\r
+        BIGNUM *result=NULL;\r
+        BIGNUM *key=NULL;\r
+        int to_return;\r
+       int inLen, outLen, tmpLen;\r
+\r
+\r
+        ICA_KEY_RSA_MODEXPO *publKey=NULL;\r
+        unsigned int rc;\r
+\r
+        to_return = 0; /* expect failure */\r
+\r
+        if(!ibmca_dso)\r
+                {\r
+                IBMCAerr(IBMCA_F_IBMCA_MOD_EXP,IBMCA_R_NOT_LOADED);\r
+                goto err;\r
+                }\r
+        /* Prepare the params */\r
+       BN_CTX_start(ctx);\r
+        argument = BN_CTX_get(ctx);\r
+        result = BN_CTX_get(ctx);\r
+        key = BN_CTX_get(ctx);\r
+\r
+        if( !argument || !result || !key)\r
+                {\r
+                IBMCAerr(IBMCA_F_IBMCA_MOD_EXP,IBMCA_R_BN_CTX_FULL);\r
+                goto err;\r
+                }\r
+\r
+\r
+       if(!bn_wexpand(argument, m->top) || !bn_wexpand(result, m->top) ||\r
+                !bn_wexpand(key, sizeof(*publKey)/BN_BYTES))\r
+\r
+                {\r
+                IBMCAerr(IBMCA_F_IBMCA_MOD_EXP,IBMCA_R_BN_EXPAND_FAIL);\r
+                goto err;\r
+                }\r
+\r
+        publKey = (ICA_KEY_RSA_MODEXPO *)key->d;\r
+\r
+        if (publKey == NULL)\r
+                {\r
+                goto err;\r
+                }\r
+        memset(publKey, 0, sizeof(ICA_KEY_RSA_MODEXPO));\r
+\r
+        publKey->keyType   =  CORRECT_ENDIANNESS(ME_KEY_TYPE);\r
+        publKey->keyLength =  CORRECT_ENDIANNESS(sizeof(ICA_KEY_RSA_MODEXPO));\r
+        publKey->expOffset =  (char *) publKey->keyRecord - (char *) publKey;\r
+\r
+        /* A quirk of the card: the exponent length has to be the same\r
+     as the modulus (key) length */\r
+\r
+       outLen = BN_num_bytes(m);\r
+\r
+/* check for modulus length SAB*/\r
+       if (outLen > 256 ) {\r
+               IBMCAerr(IBMCA_F_IBMCA_MOD_EXP,IBMCA_R_MEXP_LENGTH_TO_LARGE);\r
+               goto err;\r
+       }\r
+/* check for modulus length SAB*/\r
+\r
+\r
+       publKey->expLength = publKey->nLength = outLen;\r
+/* SAB Check for underflow condition\r
+    the size of the exponent is less than the size of the parameter\r
+    then we have a big problem and will underflow the keyRecord\r
+   buffer.  Bad stuff could happen then\r
+*/\r
+if (outLen < BN_num_bytes(p)){\r
+       IBMCAerr(IBMCA_F_IBMCA_MOD_EXP,IBMCA_R_UNDERFLOW_KEYRECORD);\r
+       goto err;\r
+}\r
+/* SAB End check for underflow */\r
+\r
+\r
+        BN_bn2bin(p, &publKey->keyRecord[publKey->expLength -\r
+                BN_num_bytes(p)]);\r
+        BN_bn2bin(m, &publKey->keyRecord[publKey->expLength]);\r
+\r
+\r
+\r
+        publKey->modulusBitLength = CORRECT_ENDIANNESS(publKey->nLength * 8);\r
+        publKey->nOffset   = CORRECT_ENDIANNESS(publKey->expOffset + \r
+                                               publKey->expLength);\r
+\r
+        publKey->expOffset = CORRECT_ENDIANNESS((char *) publKey->keyRecord - \r
+                                               (char *) publKey);\r
+\r
+       tmpLen = outLen;\r
+       publKey->expLength = publKey->nLength = CORRECT_ENDIANNESS(tmpLen);\r
+\r
+  /* Prepare the argument */\r
+\r
+       memset(argument->d, 0, outLen);\r
+       BN_bn2bin(a, (unsigned char *)argument->d + outLen -\r
+                 BN_num_bytes(a));\r
+\r
+       inLen = outLen;\r
+\r
+  /* Perform the operation */\r
+\r
+          if( (rc = p_icaRsaModExpo(handle, inLen,(unsigned char *)argument->d,\r
+                publKey, &outLen, (unsigned char *)result->d))\r
+                !=0 )\r
+\r
+                {\r
+                printf("rc = %d\n", rc);\r
+                IBMCAerr(IBMCA_F_IBMCA_MOD_EXP,IBMCA_R_REQUEST_FAILED);\r
+                goto err;\r
+                }\r
+\r
+\r
+        /* Convert the response */\r
+        BN_bin2bn((unsigned char *)result->d, outLen, r);\r
+        to_return = 1;\r
+ err:\r
+       BN_CTX_end(ctx);\r
+        return to_return;\r
+        }\r
+\r
+#ifndef OPENSSL_NO_RSA \r
+static int ibmca_rsa_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa)\r
+        {\r
+        BN_CTX *ctx;\r
+        int to_return = 0;\r
+\r
+        if((ctx = BN_CTX_new()) == NULL)\r
+                goto err;\r
+        if(!rsa->p || !rsa->q || !rsa->dmp1 || !rsa->dmq1 || !rsa->iqmp)\r
+                {\r
+                if(!rsa->d || !rsa->n)\r
+                        {\r
+                        IBMCAerr(IBMCA_F_IBMCA_RSA_MOD_EXP,\r
+                                IBMCA_R_MISSING_KEY_COMPONENTS);\r
+                        goto err;\r
+                        }\r
+                to_return = ibmca_mod_exp(r0, I, rsa->d, rsa->n, ctx);\r
+                }\r
+        else\r
+                {\r
+                to_return = ibmca_mod_exp_crt(r0, I, rsa->p, rsa->q, rsa->dmp1,\r
+                        rsa->dmq1, rsa->iqmp, ctx);\r
+                }\r
+ err:\r
+        if(ctx)\r
+                BN_CTX_free(ctx);\r
+        return to_return;\r
+        }\r
+#endif\r
+\r
+/* Ein kleines chinesisches "Restessen"  */\r
+static int ibmca_mod_exp_crt(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,\r
+        const BIGNUM *q, const BIGNUM *dmp1,\r
+        const BIGNUM *dmq1, const BIGNUM *iqmp, BN_CTX *ctx)\r
+        {\r
+\r
+        BIGNUM *argument = NULL;\r
+        BIGNUM *result = NULL;\r
+        BIGNUM *key = NULL;\r
+\r
+        int to_return = 0; /* expect failure */\r
+\r
+        char                *pkey=NULL;\r
+        ICA_KEY_RSA_CRT     *privKey=NULL;\r
+        int inLen, outLen;\r
+\r
+        int rc;\r
+        unsigned int        offset, pSize, qSize;\r
+/* SAB New variables */\r
+       unsigned int keyRecordSize;\r
+       unsigned int pbytes = BN_num_bytes(p);\r
+       unsigned int qbytes = BN_num_bytes(q);\r
+       unsigned int dmp1bytes = BN_num_bytes(dmp1);\r
+       unsigned int dmq1bytes = BN_num_bytes(dmq1);\r
+       unsigned int iqmpbytes = BN_num_bytes(iqmp);\r
+\r
+        /* Prepare the params */\r
+\r
+       BN_CTX_start(ctx);\r
+        argument = BN_CTX_get(ctx);\r
+        result = BN_CTX_get(ctx);\r
+        key = BN_CTX_get(ctx);\r
+\r
+        if(!argument || !result || !key)\r
+                {\r
+                IBMCAerr(IBMCA_F_IBMCA_MOD_EXP_CRT,IBMCA_R_BN_CTX_FULL);\r
+                goto err;\r
+                }\r
+\r
+       if(!bn_wexpand(argument, p->top + q->top) ||\r
+                !bn_wexpand(result, p->top + q->top) ||\r
+                !bn_wexpand(key, sizeof(*privKey)/BN_BYTES ))\r
+                {\r
+                IBMCAerr(IBMCA_F_IBMCA_MOD_EXP_CRT,IBMCA_R_BN_EXPAND_FAIL);\r
+                goto err;\r
+                }\r
+\r
+\r
+        privKey = (ICA_KEY_RSA_CRT *)key->d;\r
+/* SAB Add check for total size in bytes of the parms does not exceed\r
+   the buffer space we have\r
+   do this first\r
+*/\r
+      keyRecordSize = pbytes+qbytes+dmp1bytes+dmq1bytes+iqmpbytes;\r
+     if (  keyRecordSize > sizeof(privKey->keyRecord )) {\r
+        IBMCAerr(IBMCA_F_IBMCA_MOD_EXP_CRT,IBMCA_R_OPERANDS_TO_LARGE);\r
+         goto err;\r
+     }\r
+\r
+     if ( (qbytes + dmq1bytes)  > 256 ){\r
+        IBMCAerr(IBMCA_F_IBMCA_MOD_EXP_CRT,IBMCA_R_OPERANDS_TO_LARGE);\r
+         goto err;\r
+     }\r
+\r
+     if ( pbytes + dmp1bytes > 256 ) {\r
+        IBMCAerr(IBMCA_F_IBMCA_MOD_EXP_CRT,IBMCA_R_OPERANDS_TO_LARGE);\r
+         goto err;\r
+     }\r
+\r
+/* end SAB additions */\r
+  \r
+        memset(privKey, 0, sizeof(ICA_KEY_RSA_CRT));\r
+        privKey->keyType =  CORRECT_ENDIANNESS(CRT_KEY_TYPE);\r
+        privKey->keyLength = CORRECT_ENDIANNESS(sizeof(ICA_KEY_RSA_CRT));\r
+        privKey->modulusBitLength = \r
+         CORRECT_ENDIANNESS(BN_num_bytes(q) * 2 * 8);\r
+\r
+        /*\r
+         * p,dp & qInv are 1 QWORD Larger\r
+         */\r
+        privKey->pLength = CORRECT_ENDIANNESS(BN_num_bytes(p)+8);\r
+        privKey->qLength = CORRECT_ENDIANNESS(BN_num_bytes(q));\r
+        privKey->dpLength = CORRECT_ENDIANNESS(BN_num_bytes(dmp1)+8);\r
+        privKey->dqLength = CORRECT_ENDIANNESS(BN_num_bytes(dmq1));\r
+        privKey->qInvLength = CORRECT_ENDIANNESS(BN_num_bytes(iqmp)+8);\r
+\r
+        offset = (char *) privKey->keyRecord\r
+                  - (char *) privKey;\r
+\r
+        qSize = BN_num_bytes(q);\r
+        pSize = qSize + 8;   /*  1 QWORD larger */\r
+\r
+\r
+/* SAB  probably aittle redundant, but we'll verify that each of the\r
+   components which make up a key record sent ot the card does not exceed\r
+   the space that is allocated for it.  this handles the case where even if\r
+   the total length does not exceed keyrecord zied, if the operands are funny sized\r
+they could cause potential side affects on either the card or the result */\r
+\r
+     if ( (pbytes > pSize) || (dmp1bytes > pSize) ||\r
+          (iqmpbytes > pSize) || ( qbytes >qSize) ||\r
+          (dmq1bytes > qSize) ) {\r
+               IBMCAerr(IBMCA_F_IBMCA_MOD_EXP_CRT, IBMCA_R_OPERANDS_TO_LARGE);\r
+               goto err;\r
+\r
+       }\r
+     \r
+\r
+        privKey->dpOffset = CORRECT_ENDIANNESS(offset);\r
+\r
+       offset += pSize;\r
+       privKey->dqOffset = CORRECT_ENDIANNESS(offset);\r
+\r
+       offset += qSize;\r
+       privKey->pOffset = CORRECT_ENDIANNESS(offset);\r
+\r
+       offset += pSize;\r
+       privKey->qOffset = CORRECT_ENDIANNESS(offset);\r
+\r
+       offset += qSize;\r
+       privKey->qInvOffset = CORRECT_ENDIANNESS(offset);\r
+\r
+        pkey = (char *) privKey->keyRecord;\r
+\r
+\r
+/* SAB first check that we don;t under flow the buffer */\r
+       if ( pSize < pbytes ) {\r
+               IBMCAerr(IBMCA_F_IBMCA_MOD_EXP_CRT, IBMCA_R_UNDERFLOW_CONDITION);\r
+               goto err;\r
+       }\r
+\r
+        /* pkey += pSize - BN_num_bytes(p); WROING this should be dmp1) */\r
+        pkey += pSize - BN_num_bytes(dmp1);\r
+        BN_bn2bin(dmp1, pkey);   \r
+        pkey += BN_num_bytes(dmp1);  /* move the pointer */\r
+\r
+        BN_bn2bin(dmq1, pkey);  /* Copy over dmq1 */\r
+\r
+        pkey += qSize;     /* move pointer */\r
+       pkey += pSize - BN_num_bytes(p);  /* set up for zero padding of next field */\r
+\r
+        BN_bn2bin(p, pkey);\r
+        pkey += BN_num_bytes(p);  /* increment pointer by number of bytes moved  */\r
+\r
+        BN_bn2bin(q, pkey);\r
+        pkey += qSize ;  /* move the pointer */\r
+       pkey +=  pSize - BN_num_bytes(iqmp); /* Adjust for padding */\r
+        BN_bn2bin(iqmp, pkey);\r
+\r
+        /* Prepare the argument and response */\r
+\r
+       outLen = CORRECT_ENDIANNESS(privKey->qLength) * 2;  /* Correct endianess is used \r
+                                               because the fields were converted above */\r
+\r
+        if (outLen > 256) {\r
+               IBMCAerr(IBMCA_F_IBMCA_MOD_EXP_CRT,IBMCA_R_OUTLEN_TO_LARGE);\r
+               goto err;\r
+       }\r
+\r
+       /* SAB check for underflow here on the argeument */\r
+       if ( outLen < BN_num_bytes(a)) {\r
+               IBMCAerr(IBMCA_F_IBMCA_MOD_EXP_CRT,IBMCA_R_UNDERFLOW_CONDITION);\r
+               goto err;\r
+       }\r
+\r
+        BN_bn2bin(a, (unsigned char *)argument->d + outLen -\r
+                          BN_num_bytes(a));\r
+        inLen = outLen;\r
+\r
+        memset(result->d, 0, outLen);\r
+\r
+        /* Perform the operation */\r
+\r
+        if ( (rc = p_icaRsaCrt(handle, inLen, (unsigned char *)argument->d,\r
+                privKey, &outLen, (unsigned char *)result->d)) != 0)\r
+                {\r
+                printf("rc = %d\n", rc);\r
+                IBMCAerr(IBMCA_F_IBMCA_MOD_EXP_CRT,IBMCA_R_REQUEST_FAILED);\r
+                goto err;\r
+                }\r
+\r
+        /* Convert the response */\r
+\r
+        BN_bin2bn((unsigned char *)result->d, outLen, r);\r
+        to_return = 1;\r
+\r
+ err:\r
+       BN_CTX_end(ctx);\r
+        return to_return;\r
+\r
+        }\r
+\r
+#ifndef OPENSSL_NO_DSA\r
+/* This code was liberated and adapted from the commented-out code in\r
+ * dsa_ossl.c. Because of the unoptimised form of the Ibmca acceleration\r
+ * (it doesn't have a CRT form for RSA), this function means that an\r
+ * Ibmca system running with a DSA server certificate can handshake\r
+ * around 5 or 6 times faster/more than an equivalent system running with\r
+ * RSA. Just check out the "signs" statistics from the RSA and DSA parts\r
+ * of "openssl speed -engine ibmca dsa1024 rsa1024". */\r
+static int ibmca_dsa_mod_exp(DSA *dsa, BIGNUM *rr, BIGNUM *a1,\r
+        BIGNUM *p1, BIGNUM *a2, BIGNUM *p2, BIGNUM *m,\r
+        BN_CTX *ctx, BN_MONT_CTX *in_mont)\r
+        {\r
+        BIGNUM t;\r
+        int to_return = 0;\r
+\r
+        BN_init(&t);\r
+        /* let rr = a1 ^ p1 mod m */\r
+        if (!ibmca_mod_exp(rr,a1,p1,m,ctx)) goto end;\r
+        /* let t = a2 ^ p2 mod m */\r
+        if (!ibmca_mod_exp(&t,a2,p2,m,ctx)) goto end;\r
+        /* let rr = rr * t mod m */\r
+        if (!BN_mod_mul(rr,rr,&t,m,ctx)) goto end;\r
+        to_return = 1;\r
+ end:\r
+        BN_free(&t);\r
+        return to_return;\r
+        }\r
+\r
+\r
+static int ibmca_mod_exp_dsa(DSA *dsa, BIGNUM *r, BIGNUM *a,\r
+        const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx,\r
+        BN_MONT_CTX *m_ctx)\r
+        {\r
+        return ibmca_mod_exp(r, a, p, m, ctx);\r
+        }\r
+#endif\r
+\r
+/* This function is aliased to mod_exp (with the mont stuff dropped). */\r
+static int ibmca_mod_exp_mont(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,\r
+        const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx)\r
+        {\r
+        return ibmca_mod_exp(r, a, p, m, ctx);\r
+        }\r
+\r
+#ifndef OPENSSL_NO_DH \r
+/* This function is aliased to mod_exp (with the dh and mont dropped). */\r
+static int ibmca_mod_exp_dh(DH const *dh, BIGNUM *r, \r
+       const BIGNUM *a, const BIGNUM *p, \r
+       const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx)\r
+        {\r
+        return ibmca_mod_exp(r, a, p, m, ctx);\r
+        }\r
+#endif\r
+\r
+/* Random bytes are good */\r
+static int ibmca_rand_bytes(unsigned char *buf, int num)\r
+        {\r
+        int to_return = 0; /* assume failure */\r
+        unsigned int ret;\r
+\r
+\r
+        if(handle == 0)\r
+                {\r
+                IBMCAerr(IBMCA_F_IBMCA_RAND_BYTES,IBMCA_R_NOT_INITIALISED);\r
+                goto err;\r
+                }\r
+\r
+        ret = p_icaRandomNumberGenerate(handle, num, buf);\r
+        if (ret < 0)\r
+                {\r
+                IBMCAerr(IBMCA_F_IBMCA_RAND_BYTES,IBMCA_R_REQUEST_FAILED);\r
+                goto err;\r
+                }\r
+        to_return = 1;\r
+ err:\r
+        return to_return;\r
+        }\r
+\r
+static int ibmca_rand_status(void)\r
+        {\r
+        return 1;\r
+        }\r
+\r
+/* This stuff is needed if this ENGINE is being compiled into a self-contained\r
+ * shared-library. */\r
+#ifdef ENGINE_DYNAMIC_SUPPORT\r
+static int bind_fn(ENGINE *e, const char *id)\r
+       {\r
+       if(id && (strcmp(id, engine_ibmca_id) != 0))  /* WJH XXX */\r
+               return 0;\r
+       if(!bind_helper(e))\r
+               return 0;\r
+       return 1;\r
+       }\r
+IMPLEMENT_DYNAMIC_CHECK_FN()\r
+IMPLEMENT_DYNAMIC_BIND_FN(bind_fn)\r
+#endif /* ENGINE_DYNAMIC_SUPPORT */\r
+\r
+\r
+#endif /* !OPENSSL_NO_HW_IBMCA */\r
+#endif /* !OPENSSL_NO_HW */\r
diff --git a/demos/engines/ibmca/hw_ibmca.ec b/demos/engines/ibmca/hw_ibmca.ec
new file mode 100644 (file)
index 0000000..f68646d
--- /dev/null
@@ -0,0 +1,8 @@
+# configuration file for util/mkerr.pl
+#
+# use like this:
+#
+#      perl ../../../util/mkerr.pl -conf hw_ibmca.ec \
+#              -nostatic -staticloader -write *.c
+
+L IBMCA                hw_ibmca_err.h                  hw_ibmca_err.c
diff --git a/demos/engines/ibmca/hw_ibmca_err.c b/demos/engines/ibmca/hw_ibmca_err.c
new file mode 100644 (file)
index 0000000..c4053f6
--- /dev/null
@@ -0,0 +1,154 @@
+/* hw_ibmca_err.c */
+/* ====================================================================
+ * Copyright (c) 1999-2002 The OpenSSL Project.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer. 
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ *    software must display the following acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission. For written permission, please contact
+ *    openssl-core@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ *    nor may "OpenSSL" appear in their names without prior written
+ *    permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com).  This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+/* NOTE: this file was auto generated by the mkerr.pl script: any changes
+ * made to it will be overwritten when the script next updates this file,
+ * only reason strings will be preserved.
+ */
+
+#include <stdio.h>
+#include <openssl/err.h>
+#include "hw_ibmca_err.h"
+
+/* BEGIN ERROR CODES */
+#ifndef OPENSSL_NO_ERR
+static ERR_STRING_DATA IBMCA_str_functs[]=
+       {
+{ERR_PACK(0,IBMCA_F_IBMCA_CTRL,0),     "IBMCA_CTRL"},
+{ERR_PACK(0,IBMCA_F_IBMCA_FINISH,0),   "IBMCA_FINISH"},
+{ERR_PACK(0,IBMCA_F_IBMCA_INIT,0),     "IBMCA_INIT"},
+{ERR_PACK(0,IBMCA_F_IBMCA_MOD_EXP,0),  "IBMCA_MOD_EXP"},
+{ERR_PACK(0,IBMCA_F_IBMCA_MOD_EXP_CRT,0),      "IBMCA_MOD_EXP_CRT"},
+{ERR_PACK(0,IBMCA_F_IBMCA_RAND_BYTES,0),       "IBMCA_RAND_BYTES"},
+{ERR_PACK(0,IBMCA_F_IBMCA_RSA_MOD_EXP,0),      "IBMCA_RSA_MOD_EXP"},
+{0,NULL}
+       };
+
+static ERR_STRING_DATA IBMCA_str_reasons[]=
+       {
+{IBMCA_R_ALREADY_LOADED                  ,"already loaded"},
+{IBMCA_R_BN_CTX_FULL                     ,"bn ctx full"},
+{IBMCA_R_BN_EXPAND_FAIL                  ,"bn expand fail"},
+{IBMCA_R_CTRL_COMMAND_NOT_IMPLEMENTED    ,"ctrl command not implemented"},
+{IBMCA_R_DSO_FAILURE                     ,"dso failure"},
+{IBMCA_R_MEXP_LENGTH_TO_LARGE            ,"mexp length to large"},
+{IBMCA_R_MISSING_KEY_COMPONENTS          ,"missing key components"},
+{IBMCA_R_NOT_INITIALISED                 ,"not initialised"},
+{IBMCA_R_NOT_LOADED                      ,"not loaded"},
+{IBMCA_R_OPERANDS_TO_LARGE               ,"operands to large"},
+{IBMCA_R_OUTLEN_TO_LARGE                 ,"outlen to large"},
+{IBMCA_R_REQUEST_FAILED                  ,"request failed"},
+{IBMCA_R_UNDERFLOW_CONDITION             ,"underflow condition"},
+{IBMCA_R_UNDERFLOW_KEYRECORD             ,"underflow keyrecord"},
+{IBMCA_R_UNIT_FAILURE                    ,"unit failure"},
+{0,NULL}
+       };
+
+#endif
+
+#ifdef IBMCA_LIB_NAME
+static ERR_STRING_DATA IBMCA_lib_name[]=
+        {
+{0     ,IBMCA_LIB_NAME},
+{0,NULL}
+       };
+#endif
+
+
+static int IBMCA_lib_error_code=0;
+static int IBMCA_error_init=1;
+
+static void ERR_load_IBMCA_strings(void)
+       {
+       if (IBMCA_lib_error_code == 0)
+               IBMCA_lib_error_code=ERR_get_next_error_library();
+
+       if (IBMCA_error_init)
+               {
+               IBMCA_error_init=0;
+#ifndef OPENSSL_NO_ERR
+               ERR_load_strings(IBMCA_lib_error_code,IBMCA_str_functs);
+               ERR_load_strings(IBMCA_lib_error_code,IBMCA_str_reasons);
+#endif
+
+#ifdef IBMCA_LIB_NAME
+               IBMCA_lib_name->error = ERR_PACK(IBMCA_lib_error_code,0,0);
+               ERR_load_strings(0,IBMCA_lib_name);
+#endif
+               }
+       }
+
+static void ERR_unload_IBMCA_strings(void)
+       {
+       if (IBMCA_error_init == 0)
+               {
+#ifndef OPENSSL_NO_ERR
+               ERR_unload_strings(IBMCA_lib_error_code,IBMCA_str_functs);
+               ERR_unload_strings(IBMCA_lib_error_code,IBMCA_str_reasons);
+#endif
+
+#ifdef IBMCA_LIB_NAME
+               ERR_unload_strings(0,IBMCA_lib_name);
+#endif
+               IBMCA_error_init=1;
+               }
+       }
+
+static void ERR_IBMCA_error(int function, int reason, char *file, int line)
+       {
+       if (IBMCA_lib_error_code == 0)
+               IBMCA_lib_error_code=ERR_get_next_error_library();
+       ERR_PUT_error(IBMCA_lib_error_code,function,reason,file,line);
+       }
diff --git a/demos/engines/ibmca/hw_ibmca_err.h b/demos/engines/ibmca/hw_ibmca_err.h
new file mode 100644 (file)
index 0000000..da64bde
--- /dev/null
@@ -0,0 +1,98 @@
+/* ====================================================================
+ * Copyright (c) 2001-2002 The OpenSSL Project.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer. 
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ *    software must display the following acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission. For written permission, please contact
+ *    openssl-core@openssl.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ *    nor may "OpenSSL" appear in their names without prior written
+ *    permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com).  This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#ifndef HEADER_IBMCA_ERR_H
+#define HEADER_IBMCA_ERR_H
+
+/* BEGIN ERROR CODES */
+/* The following lines are auto generated by the script mkerr.pl. Any changes
+ * made after this point may be overwritten when the script is next run.
+ */
+static void ERR_load_IBMCA_strings(void);
+static void ERR_unload_IBMCA_strings(void);
+static void ERR_IBMCA_error(int function, int reason, char *file, int line);
+#define IBMCAerr(f,r) ERR_IBMCA_error((f),(r),__FILE__,__LINE__)
+
+/* Error codes for the IBMCA functions. */
+
+/* Function codes. */
+#define IBMCA_F_IBMCA_CTRL                              100
+#define IBMCA_F_IBMCA_FINISH                            101
+#define IBMCA_F_IBMCA_INIT                              102
+#define IBMCA_F_IBMCA_MOD_EXP                           103
+#define IBMCA_F_IBMCA_MOD_EXP_CRT                       104
+#define IBMCA_F_IBMCA_RAND_BYTES                        105
+#define IBMCA_F_IBMCA_RSA_MOD_EXP                       106
+
+/* Reason codes. */
+#define IBMCA_R_ALREADY_LOADED                          100
+#define IBMCA_R_BN_CTX_FULL                             101
+#define IBMCA_R_BN_EXPAND_FAIL                          102
+#define IBMCA_R_CTRL_COMMAND_NOT_IMPLEMENTED            103
+#define IBMCA_R_DSO_FAILURE                             104
+#define IBMCA_R_MEXP_LENGTH_TO_LARGE                    105
+#define IBMCA_R_MISSING_KEY_COMPONENTS                  106
+#define IBMCA_R_NOT_INITIALISED                                 107
+#define IBMCA_R_NOT_LOADED                              108
+#define IBMCA_R_OPERANDS_TO_LARGE                       109
+#define IBMCA_R_OUTLEN_TO_LARGE                                 110
+#define IBMCA_R_REQUEST_FAILED                          111
+#define IBMCA_R_UNDERFLOW_CONDITION                     112
+#define IBMCA_R_UNDERFLOW_KEYRECORD                     113
+#define IBMCA_R_UNIT_FAILURE                            114
+
+#ifdef  __cplusplus
+}
+#endif
+#endif
diff --git a/demos/engines/ibmca/ica_openssl_api.h b/demos/engines/ibmca/ica_openssl_api.h
new file mode 100644 (file)
index 0000000..c77e0fd
--- /dev/null
@@ -0,0 +1,189 @@
+
+#ifndef __ICA_OPENSSL_API_H__
+#define __ICA_OPENSSL_API_H__
+
+/**
+ ** abstract data types for API
+ **/
+
+#define ICA_ADAPTER_HANDLE int
+
+#if defined(linux) || defined (_AIX)
+#define ICA_CALL 
+#endif
+
+#if defined(WIN32) || defined(_WIN32)
+#define ICA_CALL  __stdcall
+#endif
+
+/*------------------------------------------------*
+ | RSA defines and typedefs                       |
+ *------------------------------------------------*/
+ /*
+ * All data elements of the RSA key are in big-endian format
+ * Modulus-Exponent form of key
+ *
+ */
+ #define MAX_EXP_SIZE 256
+ #define MAX_MODULUS_SIZE 256
+ #define MAX_MODEXP_SIZE  (MAX_EXP_SIZE + MAX_MODULUS_SIZE)
+
+ #define MAX_OPERAND_SIZE  MAX_EXP_SIZE
+
+ typedef unsigned char ICA_KEY_RSA_MODEXPO_REC[MAX_MODEXP_SIZE];
+ /*
+ * All data elements of the RSA key are in big-endian format
+ * Chinese Remainder Thereom(CRT) form of key
+ * Used only for Decrypt, the encrypt form is typically Modulus-Exponent
+ *
+ */
+ #define MAX_BP_SIZE 136
+ #define MAX_BQ_SIZE 128
+ #define MAX_NP_SIZE 136
+ #define MAX_NQ_SIZE 128
+ #define MAX_QINV_SIZE 136
+ #define MAX_RSACRT_SIZE (MAX_BP_SIZE+MAX_BQ_SIZE+MAX_NP_SIZE+MAX_NQ_SIZE+MAX_QINV_SIZE)
+
+#define RSA_GEN_OPERAND_MAX   256 /* bytes */
+
+typedef unsigned char ICA_KEY_RSA_CRT_REC[MAX_RSACRT_SIZE];
+/*------------------------------------------------*
+ | RSA key token types                            |
+ *------------------------------------------------*/
+
+#define  RSA_PUBLIC_MODULUS_EXPONENT        3
+#define  RSA_PKCS_PRIVATE_CHINESE_REMAINDER 6
+
+#define KEYTYPE_MODEXPO         1
+#define KEYTYPE_PKCSCRT         2
+
+
+/*------------------------------------------------*
+ | RSA Key Token format                           |
+ *------------------------------------------------*/
+
+/*
+ * NOTE:  All the fields in the ICA_KEY_RSA_MODEXPO structure
+ *        (lengths, offsets, exponents, modulus, etc.) are
+ *        stored in big-endian format
+ */
+
+typedef struct _ICA_KEY_RSA_MODEXPO
+{   unsigned int  keyType;             /* RSA key type.               */
+    unsigned int  keyLength;           /* Total length of the token.  */
+    unsigned int  modulusBitLength;    /* Modulus n bit length.       */
+                                       /* -- Start of the data length.*/
+    unsigned int  nLength;             /* Modulus n = p * q           */
+    unsigned int  expLength;           /* exponent (public or private)*/
+                                       /*   e = 1/d * mod(p-1)(q-1)   */
+                                       /* -- Start of the data offsets*/
+    unsigned int  nOffset;             /* Modulus n .                 */
+    unsigned int  expOffset;           /* exponent (public or private)*/
+    unsigned char reserved[112];       /* reserved area               */
+                                       /* -- Start of the variable -- */
+                                       /* -- length token data.    -- */
+    ICA_KEY_RSA_MODEXPO_REC keyRecord;
+} ICA_KEY_RSA_MODEXPO;
+#define SZ_HEADER_MODEXPO (sizeof(ICA_KEY_RSA_MODEXPO) - sizeof(ICA_KEY_RSA_MODEXPO_REC))
+
+/*
+ * NOTE:  All the fields in the ICA_KEY_RSA_CRT structure
+ *        (lengths, offsets, exponents, modulus, etc.) are
+ *        stored in big-endian format
+ */
+
+typedef struct _ICA_KEY_RSA_CRT
+{   unsigned int  keyType;             /* RSA key type.               */
+    unsigned int  keyLength;           /* Total length of the token.  */
+    unsigned int  modulusBitLength;    /* Modulus n bit length.       */
+                                       /* -- Start of the data length.*/
+#if _AIX
+    unsigned int  nLength;             /* Modulus n = p * q           */
+#endif
+    unsigned int  pLength;             /* Prime number p .            */
+    unsigned int  qLength;             /* Prime number q .            */
+    unsigned int  dpLength;            /* dp = d * mod(p-1) .         */
+    unsigned int  dqLength;            /* dq = d * mod(q-1) .         */
+    unsigned int  qInvLength;          /* PKCS: qInv = Ap/q           */
+                                       /* -- Start of the data offsets*/
+#if _AIX
+    unsigned int  nOffset;             /* Modulus n .                 */
+#endif
+    unsigned int  pOffset;             /* Prime number p .            */
+    unsigned int  qOffset;             /* Prime number q .            */
+    unsigned int  dpOffset;            /* dp .                        */
+    unsigned int  dqOffset;            /* dq .                        */
+    unsigned int  qInvOffset;          /* qInv for PKCS               */
+#if _AIX
+    unsigned char reserved[80];        /* reserved area               */
+#else
+    unsigned char reserved[88];        /* reserved area               */
+#endif
+                                       /* -- Start of the variable -- */
+                                       /* -- length token data.    -- */
+    ICA_KEY_RSA_CRT_REC keyRecord;
+} ICA_KEY_RSA_CRT;
+#define SZ_HEADER_CRT (sizeof(ICA_KEY_RSA_CRT) - sizeof(ICA_KEY_RSA_CRT_REC))
+
+unsigned int
+icaOpenAdapter( unsigned int        adapterId,
+               ICA_ADAPTER_HANDLE *pAdapterHandle );
+
+unsigned int
+icaCloseAdapter( ICA_ADAPTER_HANDLE adapterHandle );
+
+unsigned int
+icaRsaModExpo( ICA_ADAPTER_HANDLE    hAdapterHandle,
+              unsigned int          inputDataLength,
+              unsigned char        *pInputData,
+              ICA_KEY_RSA_MODEXPO  *pKeyModExpo,
+              unsigned int         *pOutputDataLength,
+              unsigned char        *pOutputData );
+
+unsigned int
+icaRsaCrt( ICA_ADAPTER_HANDLE     hAdapterHandle,
+          unsigned int           inputDataLength,
+          unsigned char         *pInputData,
+          ICA_KEY_RSA_CRT       *pKeyCrt,
+          unsigned int          *pOutputDataLength,
+          unsigned char         *pOutputData );
+
+unsigned int
+icaRandomNumberGenerate( ICA_ADAPTER_HANDLE  hAdapterHandle,
+                        unsigned int        outputDataLength,
+                        unsigned char      *pOutputData );
+
+/* Specific macros and definitions to not have IFDEF;s all over the
+   main code */
+
+#if (_AIX)
+static const char *IBMCA_LIBNAME = "/lib/libica.a(shr.o)";
+#elif (WIN32)
+static const char *IBMCA_LIBNAME = "cryptica";
+#else
+static const char *IBMCA_LIBNAME = "ica";
+#endif
+
+#if (WIN32)
+/*
+ The ICA_KEY_RSA_MODEXPO & ICA_KEY_RSA_CRT lengths and
+ offsets must be in big-endian format.
+
+*/
+#define CORRECT_ENDIANNESS(b) (  \
+                             (((unsigned long) (b) & 0x000000ff) << 24) |  \
+                             (((unsigned long) (b) & 0x0000ff00) <<  8) |  \
+                             (((unsigned long) (b) & 0x00ff0000) >>  8) |  \
+                             (((unsigned long) (b) & 0xff000000) >> 24)    \
+                             )
+#define CRT_KEY_TYPE   RSA_PKCS_PRIVATE_CHINESE_REMAINDER
+#define ME_KEY_TYPE    RSA_PUBLIC_MODULUS_EXPONENT
+#else
+#define CORRECT_ENDIANNESS(b) (b)
+#define CRT_KEY_TYPE       KEYTYPE_PKCSCRT
+#define ME_KEY_TYPE        KEYTYPE_MODEXPO
+#endif
+
+
+
+#endif   /* __ICA_OPENSSL_API_H__ */
index 5fbcda3..003e35d 100644 (file)
@@ -48,7 +48,7 @@ $(LIB):               $(OBJ)
 
 LINK_SO=       \
   ld -r -o $(LIBNAME).o $$ALLSYMSFLAGS $(LIB) install/librsaref.a && \
-  (nm -Pg $(LIBNAME).o | grep ' [BD] ' | cut -f1 -d' ' > $(LIBNAME).exp; \
+  (nm -Pg $(LIBNAME).o | grep ' [BDT] ' | cut -f1 -d' ' > $(LIBNAME).exp; \
    $$SHAREDCMD $$SHAREDFLAGS -o $(SHLIB) $(LIBNAME).o -L ../../.. -lcrypto -lc)
 
 $(SHLIB).gnu:  $(LIB) install/librsaref.a
diff --git a/demos/engines/zencod/Makefile b/demos/engines/zencod/Makefile
new file mode 100644 (file)
index 0000000..5b6a339
--- /dev/null
@@ -0,0 +1,114 @@
+LIBNAME=       libzencod
+SRC=           hw_zencod.c
+OBJ=           hw_zencod.o
+HEADER=                hw_zencod.h
+
+CC=            gcc
+PIC=           -fPIC
+CFLAGS=                -g -I../../../include $(PIC) -DENGINE_DYNAMIC_SUPPORT -DFLAT_INC
+AR=            ar r
+RANLIB=                ranlib
+
+LIB=           $(LIBNAME).a
+SHLIB=         $(LIBNAME).so
+
+all:
+               @echo 'Please choose a system to build on:'
+               @echo ''
+               @echo 'tru64:    Tru64 Unix, Digital Unix, Digital OSF/1'
+               @echo 'solaris:  Solaris'
+               @echo 'irix:     IRIX'
+               @echo 'hpux32:   32-bit HP/UX'
+               @echo 'hpux64:   64-bit HP/UX'
+               @echo 'aix:      AIX'
+               @echo 'gnu:      Generic GNU-based system (gcc and GNU ld)'
+               @echo ''
+
+FORCE.update:
+update:                FORCE.update
+               perl ../../../util/mkerr.pl -conf hw_zencod.ec \
+                       -nostatic -staticloader -write hw_zencod.c
+
+gnu:           $(SHLIB).gnu
+tru64:         $(SHLIB).tru64
+solaris:       $(SHLIB).solaris
+irix:          $(SHLIB).irix
+hpux32:                $(SHLIB).hpux32
+hpux64:                $(SHLIB).hpux64
+aix:           $(SHLIB).aix
+
+$(LIB):                $(OBJ)
+               $(AR) $(LIB) $(OBJ)
+               - $(RANLIB) $(LIB)
+
+LINK_SO=       \
+  ld -r -o $(LIBNAME).o $$ALLSYMSFLAGS $(LIB) && \
+  (nm -Pg $(LIBNAME).o | grep ' [BDT] ' | cut -f1 -d' ' > $(LIBNAME).exp; \
+   $$SHAREDCMD $$SHAREDFLAGS -o $(SHLIB) $(LIBNAME).o -L ../../.. -lcrypto -lc)
+
+$(SHLIB).gnu:  $(LIB)
+               ALLSYMSFLAGS='--whole-archive' \
+               SHAREDFLAGS='-shared -Wl,-soname=$(SHLIB)' \
+               SHAREDCMD='$(CC)'; \
+               $(LINK_SO)
+               touch $(SHLIB).gnu
+$(SHLIB).tru64:        $(LIB)
+               ALLSYMSFLAGS='-all' \
+               SHAREDFLAGS='-shared' \
+               SHAREDCMD='$(CC)'; \
+               $(LINK_SO)
+               touch $(SHLIB).tru64
+$(SHLIB).solaris:      $(LIB)
+               ALLSYMSFLAGS='-z allextract' \
+               SHAREDFLAGS='-G -h $(SHLIB)' \
+               SHAREDCMD='$(CC)'; \
+               $(LINK_SO)
+               touch $(SHLIB).solaris
+$(SHLIB).irix: $(LIB)
+               ALLSYMSFLAGS='-all' \
+               SHAREDFLAGS='-shared -Wl,-soname,$(SHLIB)' \
+               SHAREDCMD='$(CC)'; \
+               $(LINK_SO)
+               touch $(SHLIB).irix
+$(SHLIB).hpux32:       $(LIB)
+               ALLSYMSFLAGS='-Fl' \
+               SHAREDFLAGS='+vnocompatwarnings -b -z +s +h $(SHLIB)' \
+               SHAREDCMD='/usr/ccs/bin/ld'; \
+               $(LINK_SO)
+               touch $(SHLIB).hpux32
+$(SHLIB).hpux64:       $(LIB)
+               ALLSYMSFLAGS='+forceload' \
+               SHAREDFLAGS='-b -z +h $(SHLIB)' \
+               SHAREDCMD='/usr/ccs/bin/ld'; \
+               $(LINK_SO)
+               touch $(SHLIB).hpux64
+$(SHLIB).aix:  $(LIB)
+               ALLSYMSFLAGS='-bnogc' \
+               SHAREDFLAGS='-G -bE:$(LIBNAME).exp -bM:SRE' \
+               SHAREDCMD='$(CC)'; \
+               $(LINK_SO)
+               touch $(SHLIB).aix
+
+depend:
+               sed -e '/^# DO NOT DELETE.*/,$$d' < Makefile > Makefile.tmp
+               echo '# DO NOT DELETE THIS LINE -- make depend depends on it.' >> Makefile.tmp
+               gcc -M $(CFLAGS) $(SRC) >> Makefile.tmp
+               perl ../../../util/clean-depend.pl < Makefile.tmp > Makefile.new
+               rm -f Makefile.tmp Makefile
+               mv Makefile.new Makefile
+
+# DO NOT DELETE THIS LINE -- make depend depends on it.
+
+rsaref.o: ../../../include/openssl/asn1.h ../../../include/openssl/bio.h
+rsaref.o: ../../../include/openssl/bn.h ../../../include/openssl/crypto.h
+rsaref.o: ../../../include/openssl/dh.h ../../../include/openssl/dsa.h
+rsaref.o: ../../../include/openssl/e_os2.h ../../../include/openssl/engine.h
+rsaref.o: ../../../include/openssl/err.h ../../../include/openssl/lhash.h
+rsaref.o: ../../../include/openssl/opensslconf.h
+rsaref.o: ../../../include/openssl/opensslv.h
+rsaref.o: ../../../include/openssl/ossl_typ.h ../../../include/openssl/rand.h
+rsaref.o: ../../../include/openssl/rsa.h ../../../include/openssl/safestack.h
+rsaref.o: ../../../include/openssl/stack.h ../../../include/openssl/symhacks.h
+rsaref.o: ../../../include/openssl/ui.h rsaref.c rsaref_err.c rsaref_err.h
+rsaref.o: source/des.h source/global.h source/md2.h source/md5.h source/rsa.h
+rsaref.o: source/rsaref.h
diff --git a/demos/engines/zencod/hw_zencod.c b/demos/engines/zencod/hw_zencod.c
new file mode 100644 (file)
index 0000000..308e187
--- /dev/null
@@ -0,0 +1,1736 @@
+/* crypto/engine/hw_zencod.c */
+ /* Written by Fred Donnat (frederic.donnat@zencod.com) for "zencod"
+ * engine integration in order to redirect crypto computing on a crypto
+ * hardware accelerator zenssl32  ;-)
+ *
+ * Date : 25 jun 2002
+ * Revision : 17 Ju7 2002
+ * Version : zencod_engine-0.9.7
+ */
+
+/* ====================================================================
+ * Copyright (c) 1999-2001 The OpenSSL Project.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ *    software must display the following acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission. For written permission, please contact
+ *    licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ *    nor may "OpenSSL" appear in their names without prior written
+ *    permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com).  This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+
+/* ENGINE general include */
+#include <stdio.h>
+#include <openssl/crypto.h>
+#include <openssl/dso.h>
+#include <openssl/engine.h>
+
+#ifndef OPENSSL_NO_HW
+#ifndef OPENSSL_NO_HW_ZENCOD
+
+#ifdef FLAT_INC
+#  include "hw_zencod.h"
+#else
+#  include "vendor_defns/hw_zencod.h"
+#endif
+
+#define ZENCOD_LIB_NAME "zencod engine"
+#include "hw_zencod_err.c"
+
+#define FAIL_TO_SOFTWARE               -15
+
+#define        ZEN_LIBRARY     "zenbridge"
+
+#if 0
+#  define PERROR(s)    perror(s)
+#  define CHEESE()     fputs("## [ZenEngine] ## " __FUNCTION__ "\n", stderr)
+#else
+#  define PERROR(s)
+#  define CHEESE()
+#endif
+
+
+/* Sorry ;) */
+#ifndef WIN32
+static inline void esrever ( unsigned char *d, int l )
+{
+       for(;--l>0;--l,d++){*d^=*(d+l);*(d+l)^=*d;*d^=*(d+l);}
+}
+
+static inline void ypcmem ( unsigned char *d, const unsigned char *s, int l )
+{
+       for(d+=l;l--;)*--d=*s++;
+}
+#else
+static __inline void esrever ( unsigned char *d, int l )
+{
+       for(;--l>0;--l,d++){*d^=*(d+l);*(d+l)^=*d;*d^=*(d+l);}
+}
+
+static __inline void ypcmem ( unsigned char *d, const unsigned char *s, int l )
+{
+       for(d+=l;l--;)*--d=*s++;
+}
+#endif
+
+
+#define BIGNUM2ZEN(n, bn)      (ptr_zencod_init_number((n), \
+                                       (unsigned long) ((bn)->top * BN_BITS2), \
+                                       (unsigned char *) ((bn)->d)))
+
+#define ZEN_BITS(n, bytes)     (ptr_zencod_bytes2bits((unsigned char *) (n), (unsigned long) (bytes)))
+#define ZEN_BYTES(bits)        (ptr_zencod_bits2bytes((unsigned long) (bits)))
+
+
+/* Function for ENGINE detection and control */
+static int zencod_destroy ( ENGINE *e ) ;
+static int zencod_init ( ENGINE *e ) ;
+static int zencod_finish ( ENGINE *e ) ;
+static int zencod_ctrl ( ENGINE *e, int cmd, long i, void *p, void (*f) () ) ;
+
+/* BIGNUM stuff */
+static int zencod_bn_mod_exp ( BIGNUM *r, const BIGNUM *a, const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx ) ;
+
+/* RSA stuff */
+#ifndef OPENSSL_NO_RSA
+static int RSA_zencod_rsa_mod_exp ( BIGNUM *r0, const BIGNUM *I, RSA *rsa ) ;
+static int RSA_zencod_bn_mod_exp ( BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
+               const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx ) ;
+#endif
+
+/* DSA stuff */
+#ifndef OPENSSL_NO_DSA
+static int DSA_zencod_bn_mod_exp ( DSA *dsa, BIGNUM *r, BIGNUM *a, const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx,
+               BN_MONT_CTX *m_ctx ) ;
+
+static DSA_SIG *DSA_zencod_do_sign ( const unsigned char *dgst, int dlen, DSA *dsa ) ;
+static int DSA_zencod_do_verify ( const unsigned char *dgst, int dgst_len, DSA_SIG *sig,
+               DSA *dsa ) ;
+#endif
+
+/* DH stuff */
+#ifndef OPENSSL_NO_DH
+static int DH_zencod_bn_mod_exp ( const DH *dh, BIGNUM *r, const BIGNUM *a, const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx,
+               BN_MONT_CTX *m_ctx ) ;
+static int DH_zencod_generate_key ( DH *dh ) ;
+static int DH_zencod_compute_key ( unsigned char *key, const BIGNUM *pub_key, DH *dh ) ;
+#endif
+
+/* Rand stuff */
+static void RAND_zencod_seed ( const void *buf, int num ) ;
+static int RAND_zencod_rand_bytes ( unsigned char *buf, int num ) ;
+static int RAND_zencod_rand_status ( void ) ;
+
+/* Digest Stuff */
+static int engine_digests ( ENGINE *e, const EVP_MD **digest, const int **nids, int nid ) ;
+
+/* Cipher Stuff */
+static int engine_ciphers ( ENGINE *e, const EVP_CIPHER **cipher, const int **nids, int nid ) ;
+
+
+#define ZENCOD_CMD_SO_PATH                     ENGINE_CMD_BASE
+static const ENGINE_CMD_DEFN zencod_cmd_defns [ ] =
+{
+       { ZENCOD_CMD_SO_PATH,
+         "SO_PATH",
+         "Specifies the path to the 'zenbridge' shared library",
+         ENGINE_CMD_FLAG_STRING},
+       { 0, NULL, NULL, 0 }
+} ;
+
+
+#ifndef OPENSSL_NO_RSA
+/* Our internal RSA_METHOD specific to zencod ENGINE providing pointers to our function */
+static RSA_METHOD zencod_rsa =
+{
+       "ZENCOD RSA method",
+       NULL,
+       NULL,
+       NULL,
+       NULL,
+       RSA_zencod_rsa_mod_exp,
+       RSA_zencod_bn_mod_exp,
+       NULL,
+       NULL,
+       0,
+       NULL,
+       NULL,
+       NULL
+} ;
+#endif
+
+#ifndef OPENSSL_NO_DSA
+/* Our internal DSA_METHOD specific to zencod ENGINE providing pointers to our function */
+static DSA_METHOD zencod_dsa =
+{
+       "ZENCOD DSA method",
+       DSA_zencod_do_sign,
+       NULL,
+       DSA_zencod_do_verify,
+       NULL,
+       DSA_zencod_bn_mod_exp,
+       NULL,
+       NULL,
+       0,
+       NULL
+} ;
+#endif
+
+#ifndef OPENSSL_NO_DH
+/* Our internal DH_METHOD specific to zencod ENGINE providing pointers to our function */
+static DH_METHOD zencod_dh =
+{
+       "ZENCOD DH method",
+       DH_zencod_generate_key,
+       DH_zencod_compute_key,
+       DH_zencod_bn_mod_exp,
+       NULL,
+       NULL,
+       0,
+       NULL
+} ;
+#endif
+
+/* Our internal RAND_meth specific to zencod ZNGINE providing pointers to  our function */
+static RAND_METHOD zencod_rand =
+{
+       RAND_zencod_seed,
+       RAND_zencod_rand_bytes,
+       NULL,
+       NULL,
+       RAND_zencod_rand_bytes,
+       RAND_zencod_rand_status
+} ;
+
+
+/* Constants used when creating the ENGINE */
+static const char *engine_zencod_id = "zencod";
+static const char *engine_zencod_name = "ZENCOD hardware engine support";
+
+
+/* This internal function is used by ENGINE_zencod () and possibly by the
+ * "dynamic" ENGINE support too   ;-)
+ */
+static int bind_helper ( ENGINE *e )
+{
+
+#ifndef OPENSSL_NO_RSA
+       const RSA_METHOD *meth_rsa ;
+#endif
+#ifndef OPENSSL_NO_DSA
+       const DSA_METHOD *meth_dsa ;
+#endif
+#ifndef OPENSSL_NO_DH
+       const DH_METHOD *meth_dh ;
+#endif
+
+       const RAND_METHOD *meth_rand ;
+
+
+       if ( !ENGINE_set_id ( e, engine_zencod_id ) ||
+                       !ENGINE_set_name ( e, engine_zencod_name ) ||
+#ifndef OPENSSL_NO_RSA
+                       !ENGINE_set_RSA ( e, &zencod_rsa ) ||
+#endif
+#ifndef OPENSSL_NO_DSA
+                       !ENGINE_set_DSA ( e, &zencod_dsa ) ||
+#endif
+#ifndef OPENSSL_NO_DH
+                       !ENGINE_set_DH ( e, &zencod_dh ) ||
+#endif
+                       !ENGINE_set_RAND ( e, &zencod_rand ) ||
+
+                       !ENGINE_set_destroy_function ( e, zencod_destroy ) ||
+                       !ENGINE_set_init_function ( e, zencod_init ) ||
+                       !ENGINE_set_finish_function ( e, zencod_finish ) ||
+                       !ENGINE_set_ctrl_function ( e, zencod_ctrl ) ||
+                       !ENGINE_set_cmd_defns ( e, zencod_cmd_defns ) ||
+                       !ENGINE_set_digests ( e, engine_digests ) ||
+                       !ENGINE_set_ciphers ( e, engine_ciphers ) ) {
+               return 0 ;
+       }
+
+#ifndef OPENSSL_NO_RSA
+       /* We know that the "PKCS1_SSLeay()" functions hook properly
+        * to the Zencod-specific mod_exp and mod_exp_crt so we use
+        * those functions. NB: We don't use ENGINE_openssl() or
+        * anything "more generic" because something like the RSAref
+        * code may not hook properly, and if you own one of these
+        * cards then you have the right to do RSA operations on it
+        * anyway!
+        */
+       meth_rsa = RSA_PKCS1_SSLeay () ;
+
+       zencod_rsa.rsa_pub_enc = meth_rsa->rsa_pub_enc ;
+       zencod_rsa.rsa_pub_dec = meth_rsa->rsa_pub_dec ;
+       zencod_rsa.rsa_priv_enc = meth_rsa->rsa_priv_enc ;
+       zencod_rsa.rsa_priv_dec = meth_rsa->rsa_priv_dec ;
+       /* meth_rsa->rsa_mod_exp */
+       /* meth_rsa->bn_mod_exp */
+       zencod_rsa.init = meth_rsa->init ;
+       zencod_rsa.finish = meth_rsa->finish ;
+#endif
+
+#ifndef OPENSSL_NO_DSA
+       /* We use OpenSSL meth to supply what we don't provide ;-*)
+        */
+       meth_dsa = DSA_OpenSSL () ;
+
+       /* meth_dsa->dsa_do_sign */
+       zencod_dsa.dsa_sign_setup = meth_dsa->dsa_sign_setup ;
+       /* meth_dsa->dsa_do_verify */
+       zencod_dsa.dsa_mod_exp = meth_dsa->dsa_mod_exp ;
+       /* zencod_dsa.bn_mod_exp = meth_dsa->bn_mod_exp ; */
+       zencod_dsa.init = meth_dsa->init ;
+       zencod_dsa.finish = meth_dsa->finish ;
+#endif
+
+#ifndef OPENSSL_NO_DH
+       /* We use OpenSSL meth to supply what we don't provide ;-*)
+        */
+       meth_dh = DH_OpenSSL () ;
+
+       /* zencod_dh.generate_key = meth_dh->generate_key ; */
+       /* zencod_dh.compute_key = meth_dh->compute_key ; */
+       /* zencod_dh.bn_mod_exp = meth_dh->bn_mod_exp ; */
+       zencod_dh.init = meth_dh->init ;
+       zencod_dh.finish = meth_dh->finish ;
+
+#endif
+
+       /* We use OpenSSL (SSLeay) meth to supply what we don't provide ;-*)
+        */
+       meth_rand = RAND_SSLeay () ;
+
+       /* meth_rand->seed ; */
+       /* zencod_rand.seed = meth_rand->seed ; */
+       /* meth_rand->bytes ; */
+       /* zencod_rand.bytes = meth_rand->bytes ; */
+       zencod_rand.cleanup = meth_rand->cleanup ;
+       zencod_rand.add = meth_rand->add ;
+       /* meth_rand->pseudorand ; */
+       /* zencod_rand.pseudorand = meth_rand->pseudorand ; */
+       /* zencod_rand.status = meth_rand->status ; */
+       /* meth_rand->status ; */
+
+       /* Ensure the zencod error handling is set up */
+       ERR_load_ZENCOD_strings () ;
+       return 1 ;
+}
+
+
+/* As this is only ever called once, there's no need for locking
+ * (indeed - the lock will already be held by our caller!!!)
+ */
+ENGINE *ENGINE_zencod ( void )
+{
+
+       ENGINE *eng = ENGINE_new () ;
+
+       if ( !eng ) {
+               return NULL ;
+       }
+       if ( !bind_helper ( eng ) ) {
+               ENGINE_free ( eng ) ;
+               return NULL ;
+       }
+
+       return eng ;
+}
+
+
+void ENGINE_load_zencod ( void )
+{
+       /* Copied from eng_[openssl|dyn].c */
+       ENGINE *toadd = ENGINE_zencod ( ) ;
+       if ( !toadd ) return ;
+       ENGINE_add ( toadd ) ;
+       ENGINE_free ( toadd ) ;
+       ERR_clear_error ( ) ;
+}
+
+
+/* This is a process-global DSO handle used for loading and unloading
+ * the ZENBRIDGE library.
+ * NB: This is only set (or unset) during an * init () or finish () call
+ * (reference counts permitting) and they're  * operating with global locks,
+ * so this should be thread-safe * implicitly.
+ */
+static DSO *zencod_dso = NULL ;
+
+static t_zencod_test *ptr_zencod_test = NULL ;
+static t_zencod_bytes2bits *ptr_zencod_bytes2bits = NULL ;
+static t_zencod_bits2bytes *ptr_zencod_bits2bytes = NULL ;
+static t_zencod_new_number *ptr_zencod_new_number = NULL ;
+static t_zencod_init_number *ptr_zencod_init_number = NULL ;
+
+static t_zencod_rsa_mod_exp *ptr_zencod_rsa_mod_exp = NULL ;
+static t_zencod_rsa_mod_exp_crt *ptr_zencod_rsa_mod_exp_crt = NULL ;
+static t_zencod_dsa_do_sign *ptr_zencod_dsa_do_sign = NULL ;
+static t_zencod_dsa_do_verify *ptr_zencod_dsa_do_verify = NULL ;
+static t_zencod_dh_generate_key *ptr_zencod_dh_generate_key = NULL ;
+static t_zencod_dh_compute_key *ptr_zencod_dh_compute_key = NULL ;
+static t_zencod_rand_bytes *ptr_zencod_rand_bytes = NULL ;
+static t_zencod_math_mod_exp *ptr_zencod_math_mod_exp = NULL ;
+
+static t_zencod_md5_init *ptr_zencod_md5_init = NULL ;
+static t_zencod_md5_update *ptr_zencod_md5_update = NULL ;
+static t_zencod_md5_do_final *ptr_zencod_md5_do_final = NULL ;
+static t_zencod_sha1_init *ptr_zencod_sha1_init = NULL ;
+static t_zencod_sha1_update *ptr_zencod_sha1_update = NULL ;
+static t_zencod_sha1_do_final *ptr_zencod_sha1_do_final = NULL ;
+
+static t_zencod_xdes_cipher *ptr_zencod_xdes_cipher = NULL ;
+static t_zencod_rc4_cipher *ptr_zencod_rc4_cipher = NULL ;
+
+/* These are the static string constants for the DSO file name and the function
+ * symbol names to bind to.
+ */
+static const char *ZENCOD_LIBNAME = ZEN_LIBRARY ;
+
+static const char *ZENCOD_Fct_0 = "test_device" ;
+static const char *ZENCOD_Fct_1 = "zenbridge_bytes2bits" ;
+static const char *ZENCOD_Fct_2 = "zenbridge_bits2bytes" ;
+static const char *ZENCOD_Fct_3 = "zenbridge_new_number" ;
+static const char *ZENCOD_Fct_4 = "zenbridge_init_number" ;
+
+static const char *ZENCOD_Fct_exp_1 = "zenbridge_rsa_mod_exp" ;
+static const char *ZENCOD_Fct_exp_2 = "zenbridge_rsa_mod_exp_crt" ;
+static const char *ZENCOD_Fct_dsa_1 = "zenbridge_dsa_do_sign" ;
+static const char *ZENCOD_Fct_dsa_2 = "zenbridge_dsa_do_verify" ;
+static const char *ZENCOD_Fct_dh_1 = "zenbridge_dh_generate_key" ;
+static const char *ZENCOD_Fct_dh_2 = "zenbridge_dh_compute_key" ;
+static const char *ZENCOD_Fct_rand_1 = "zenbridge_rand_bytes" ;
+static const char *ZENCOD_Fct_math_1 = "zenbridge_math_mod_exp" ;
+
+static const char *ZENCOD_Fct_md5_1 = "zenbridge_md5_init" ;
+static const char *ZENCOD_Fct_md5_2 = "zenbridge_md5_update" ;
+static const char *ZENCOD_Fct_md5_3 = "zenbridge_md5_do_final" ;
+static const char *ZENCOD_Fct_sha1_1 = "zenbridge_sha1_init" ;
+static const char *ZENCOD_Fct_sha1_2 = "zenbridge_sha1_update" ;
+static const char *ZENCOD_Fct_sha1_3 = "zenbridge_sha1_do_final" ;
+
+static const char *ZENCOD_Fct_xdes_1 = "zenbridge_xdes_cipher" ;
+static const char *ZENCOD_Fct_rc4_1 = "zenbridge_rc4_cipher" ;
+
+/* Destructor (complements the "ENGINE_zencod ()" constructor)
+ */
+static int zencod_destroy (ENGINE *e )
+{
+
+       ERR_unload_ZENCOD_strings () ;
+
+       return 1 ;
+}
+
+
+/* (de)initialisation functions. Control Function
+ */
+static int zencod_init ( ENGINE *e )
+{
+
+       t_zencod_test *ptr_0 ;
+       t_zencod_bytes2bits *ptr_1 ;
+       t_zencod_bits2bytes *ptr_2 ;
+       t_zencod_new_number *ptr_3 ;
+       t_zencod_init_number *ptr_4 ;
+       t_zencod_rsa_mod_exp *ptr_exp_1 ;
+       t_zencod_rsa_mod_exp_crt *ptr_exp_2 ;
+       t_zencod_dsa_do_sign *ptr_dsa_1 ;
+       t_zencod_dsa_do_verify *ptr_dsa_2 ;
+       t_zencod_dh_generate_key *ptr_dh_1 ;
+       t_zencod_dh_compute_key *ptr_dh_2 ;
+       t_zencod_rand_bytes *ptr_rand_1 ;
+       t_zencod_math_mod_exp *ptr_math_1 ;
+       t_zencod_md5_init *ptr_md5_1 ;
+       t_zencod_md5_update *ptr_md5_2 ;
+       t_zencod_md5_do_final *ptr_md5_3 ;
+       t_zencod_sha1_init *ptr_sha1_1 ;
+       t_zencod_sha1_update *ptr_sha1_2 ;
+       t_zencod_sha1_do_final *ptr_sha1_3 ;
+       t_zencod_xdes_cipher *ptr_xdes_1 ;
+       t_zencod_rc4_cipher *ptr_rc4_1 ;
+
+       CHEESE () ;
+
+       /*
+        * We Should add some tests for non NULL parameters or bad value !!
+        * Stuff to be done ...
+        */
+
+       if ( zencod_dso != NULL ) {
+               ZENCODerr ( ZENCOD_F_ZENCOD_INIT, ZENCOD_R_ALREADY_LOADED ) ;
+               goto err ;
+       }
+       /* Trying to load the Library "cryptozen"
+        */
+       zencod_dso = DSO_load ( NULL, ZENCOD_LIBNAME, NULL, 0 ) ;
+       if ( zencod_dso == NULL ) {
+               ZENCODerr ( ZENCOD_F_ZENCOD_INIT, ZENCOD_R_DSO_FAILURE ) ;
+               goto err ;
+       }
+
+       /* Trying to load Function from the Library
+        */
+       if ( ! ( ptr_1 = (t_zencod_bytes2bits*) DSO_bind_func ( zencod_dso, ZENCOD_Fct_1 ) ) ||
+                       ! ( ptr_2 = (t_zencod_bits2bytes*) DSO_bind_func ( zencod_dso, ZENCOD_Fct_2 ) ) ||
+                       ! ( ptr_3 = (t_zencod_new_number*) DSO_bind_func ( zencod_dso, ZENCOD_Fct_3 ) ) ||
+                       ! ( ptr_4 = (t_zencod_init_number*) DSO_bind_func ( zencod_dso, ZENCOD_Fct_4 ) ) ||
+                       ! ( ptr_exp_1 = (t_zencod_rsa_mod_exp*) DSO_bind_func ( zencod_dso, ZENCOD_Fct_exp_1 ) ) ||
+                       ! ( ptr_exp_2 = (t_zencod_rsa_mod_exp_crt*) DSO_bind_func ( zencod_dso, ZENCOD_Fct_exp_2 ) ) ||
+                       ! ( ptr_dsa_1 = (t_zencod_dsa_do_sign*) DSO_bind_func ( zencod_dso, ZENCOD_Fct_dsa_1 ) ) ||
+                       ! ( ptr_dsa_2 = (t_zencod_dsa_do_verify*) DSO_bind_func ( zencod_dso, ZENCOD_Fct_dsa_2 ) ) ||
+                       ! ( ptr_dh_1 = (t_zencod_dh_generate_key*) DSO_bind_func ( zencod_dso, ZENCOD_Fct_dh_1 ) ) ||
+                       ! ( ptr_dh_2 = (t_zencod_dh_compute_key*) DSO_bind_func ( zencod_dso, ZENCOD_Fct_dh_2 ) ) ||
+                       ! ( ptr_rand_1 = (t_zencod_rand_bytes*) DSO_bind_func ( zencod_dso, ZENCOD_Fct_rand_1 ) ) ||
+                       ! ( ptr_math_1 = (t_zencod_math_mod_exp*) DSO_bind_func ( zencod_dso, ZENCOD_Fct_math_1 ) ) ||
+                       ! ( ptr_0 = (t_zencod_test *) DSO_bind_func ( zencod_dso, ZENCOD_Fct_0 ) ) ||
+                       ! ( ptr_md5_1 = (t_zencod_md5_init *) DSO_bind_func ( zencod_dso, ZENCOD_Fct_md5_1 ) ) ||
+                       ! ( ptr_md5_2 = (t_zencod_md5_update *) DSO_bind_func ( zencod_dso, ZENCOD_Fct_md5_2 ) ) ||
+                       ! ( ptr_md5_3 = (t_zencod_md5_do_final *) DSO_bind_func ( zencod_dso, ZENCOD_Fct_md5_3 ) ) ||
+                       ! ( ptr_sha1_1 = (t_zencod_sha1_init *) DSO_bind_func ( zencod_dso, ZENCOD_Fct_sha1_1 ) ) ||
+                       ! ( ptr_sha1_2 = (t_zencod_sha1_update *) DSO_bind_func ( zencod_dso, ZENCOD_Fct_sha1_2 ) ) ||
+                       ! ( ptr_sha1_3 = (t_zencod_sha1_do_final *) DSO_bind_func ( zencod_dso, ZENCOD_Fct_sha1_3 ) ) ||
+                       ! ( ptr_xdes_1 = (t_zencod_xdes_cipher *) DSO_bind_func ( zencod_dso, ZENCOD_Fct_xdes_1 ) ) ||
+                       ! ( ptr_rc4_1 = (t_zencod_rc4_cipher *) DSO_bind_func ( zencod_dso, ZENCOD_Fct_rc4_1 ) ) ) {
+
+               ZENCODerr ( ZENCOD_F_ZENCOD_INIT, ZENCOD_R_DSO_FAILURE ) ;
+               goto err ;
+       }
+
+       /* The function from "cryptozen" Library have been correctly loaded so copy them
+        */
+       ptr_zencod_test = ptr_0 ;
+       ptr_zencod_bytes2bits = ptr_1 ;
+       ptr_zencod_bits2bytes = ptr_2 ;
+       ptr_zencod_new_number = ptr_3 ;
+       ptr_zencod_init_number = ptr_4 ;
+       ptr_zencod_rsa_mod_exp = ptr_exp_1 ;
+       ptr_zencod_rsa_mod_exp_crt = ptr_exp_2 ;
+       ptr_zencod_dsa_do_sign = ptr_dsa_1 ;
+       ptr_zencod_dsa_do_verify = ptr_dsa_2 ;
+       ptr_zencod_dh_generate_key = ptr_dh_1 ;
+       ptr_zencod_dh_compute_key = ptr_dh_2 ;
+       ptr_zencod_rand_bytes = ptr_rand_1 ;
+       ptr_zencod_math_mod_exp = ptr_math_1 ;
+       ptr_zencod_test = ptr_0 ;
+       ptr_zencod_md5_init = ptr_md5_1 ;
+       ptr_zencod_md5_update = ptr_md5_2 ;
+       ptr_zencod_md5_do_final = ptr_md5_3 ;
+       ptr_zencod_sha1_init = ptr_sha1_1 ;
+       ptr_zencod_sha1_update = ptr_sha1_2 ;
+       ptr_zencod_sha1_do_final = ptr_sha1_3 ;
+       ptr_zencod_xdes_cipher = ptr_xdes_1 ;
+       ptr_zencod_rc4_cipher = ptr_rc4_1 ;
+
+       /* We should peform a test to see if there is actually any unit runnig on the system ...
+        * Even if the cryptozen library is loaded the module coul not be loaded on the system ...
+        * For now we may just open and close the device !!
+        */
+
+       if ( ptr_zencod_test () != 0 ) {
+               ZENCODerr ( ZENCOD_F_ZENCOD_INIT, ZENCOD_R_UNIT_FAILURE ) ;
+               goto err ;
+       }
+
+       return 1 ;
+err :
+       if ( zencod_dso ) {
+               DSO_free ( zencod_dso ) ;
+       }
+       zencod_dso = NULL ;
+       ptr_zencod_bytes2bits = NULL ;
+       ptr_zencod_bits2bytes = NULL ;
+       ptr_zencod_new_number = NULL ;
+       ptr_zencod_init_number = NULL ;
+       ptr_zencod_rsa_mod_exp = NULL ;
+       ptr_zencod_rsa_mod_exp_crt = NULL ;
+       ptr_zencod_dsa_do_sign = NULL ;
+       ptr_zencod_dsa_do_verify = NULL ;
+       ptr_zencod_dh_generate_key = NULL ;
+       ptr_zencod_dh_compute_key = NULL ;
+       ptr_zencod_rand_bytes = NULL ;
+       ptr_zencod_math_mod_exp = NULL ;
+       ptr_zencod_test = NULL ;
+       ptr_zencod_md5_init = NULL ;
+       ptr_zencod_md5_update = NULL ;
+       ptr_zencod_md5_do_final = NULL ;
+       ptr_zencod_sha1_init = NULL ;
+       ptr_zencod_sha1_update = NULL ;
+       ptr_zencod_sha1_do_final = NULL ;
+       ptr_zencod_xdes_cipher = NULL ;
+       ptr_zencod_rc4_cipher = NULL ;
+
+       return 0 ;
+}
+
+
+static int zencod_finish ( ENGINE *e )
+{
+
+       CHEESE () ;
+
+       /*
+        * We Should add some tests for non NULL parameters or bad value !!
+        * Stuff to be done ...
+        */
+       if ( zencod_dso == NULL ) {
+               ZENCODerr ( ZENCOD_F_ZENCOD_FINISH, ZENCOD_R_NOT_LOADED ) ;
+               return 0 ;
+       }
+       if ( !DSO_free ( zencod_dso ) ) {
+               ZENCODerr ( ZENCOD_F_ZENCOD_FINISH, ZENCOD_R_DSO_FAILURE ) ;
+               return 0 ;
+       }
+
+       zencod_dso = NULL ;
+
+       ptr_zencod_bytes2bits = NULL ;
+       ptr_zencod_bits2bytes = NULL ;
+       ptr_zencod_new_number = NULL ;
+       ptr_zencod_init_number = NULL ;
+       ptr_zencod_rsa_mod_exp = NULL ;
+       ptr_zencod_rsa_mod_exp_crt = NULL ;
+       ptr_zencod_dsa_do_sign = NULL ;
+       ptr_zencod_dsa_do_verify = NULL ;
+       ptr_zencod_dh_generate_key = NULL ;
+       ptr_zencod_dh_compute_key = NULL ;
+       ptr_zencod_rand_bytes = NULL ;
+       ptr_zencod_math_mod_exp = NULL ;
+       ptr_zencod_test = NULL ;
+       ptr_zencod_md5_init = NULL ;
+       ptr_zencod_md5_update = NULL ;
+       ptr_zencod_md5_do_final = NULL ;
+       ptr_zencod_sha1_init = NULL ;
+       ptr_zencod_sha1_update = NULL ;
+       ptr_zencod_sha1_do_final = NULL ;
+       ptr_zencod_xdes_cipher = NULL ;
+       ptr_zencod_rc4_cipher = NULL ;
+
+       return 1 ;
+}
+
+
+static int zencod_ctrl ( ENGINE *e, int cmd, long i, void *p, void (*f) () )
+{
+
+       int initialised = ( ( zencod_dso == NULL ) ? 0 : 1 ) ;
+
+       CHEESE () ;
+
+       /*
+        * We Should add some tests for non NULL parameters or bad value !!
+        * Stuff to be done ...
+        */
+       switch ( cmd ) {
+       case ZENCOD_CMD_SO_PATH :
+               if ( p == NULL ) {
+                       ZENCODerr ( ZENCOD_F_ZENCOD_CTRL, ERR_R_PASSED_NULL_PARAMETER ) ;
+                       return 0 ;
+               }
+               if ( initialised ) {
+                       ZENCODerr ( ZENCOD_F_ZENCOD_CTRL, ZENCOD_R_ALREADY_LOADED ) ;
+                       return 0 ;
+               }
+               ZENCOD_LIBNAME = (const char *) p ;
+               return 1 ;
+       default :
+               break ;
+       }
+
+       ZENCODerr ( ZENCOD_F_ZENCOD_CTRL, ZENCOD_R_CTRL_COMMAND_NOT_IMPLEMENTED ) ;
+
+       return 0 ;
+}
+
+
+/* BIGNUM stuff Functions
+ */
+static int zencod_bn_mod_exp ( BIGNUM *r, const BIGNUM *a, const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx )
+{
+       zen_nb_t y, x, e, n;
+       int ret;
+
+       CHEESE () ;
+
+       if ( !zencod_dso ) {
+               ENGINEerr(ZENCOD_F_ZENCOD_BN_MOD_EXP, ZENCOD_R_NOT_LOADED);
+               return 0;
+       }
+
+       if ( !bn_wexpand(r, m->top + 1) ) {
+               ENGINEerr(ZENCOD_F_ZENCOD_BN_MOD_EXP, ZENCOD_R_BN_EXPAND_FAIL);
+               return 0;
+       }
+
+       memset(r->d, 0, BN_num_bytes(m));
+
+       ptr_zencod_init_number ( &y, (r->dmax - 1) * sizeof (BN_ULONG) * 8, (unsigned char *) r->d ) ;
+       BIGNUM2ZEN ( &x, a ) ;
+       BIGNUM2ZEN ( &e, p ) ;
+       BIGNUM2ZEN ( &n, m ) ;
+
+       /* Must invert x and e parameter due to BN mod exp prototype ... */
+       ret = ptr_zencod_math_mod_exp ( &y, &e, &x, &n ) ;
+
+       if ( ret )  {
+               PERROR("zenbridge_math_mod_exp");
+               ENGINEerr(ZENCOD_F_ZENCOD_BN_MOD_EXP, ZENCOD_R_REQUEST_FAILED);
+               return 0;
+       }
+
+       r->top = (BN_num_bits(m) + BN_BITS2 - 1) / BN_BITS2;
+
+       return 1;
+}
+
+
+/* RSA stuff Functions
+ */
+#ifndef OPENSSL_NO_RSA
+static int RSA_zencod_rsa_mod_exp ( BIGNUM *r0, const BIGNUM *i, RSA *rsa )
+{
+
+       CHEESE () ;
+
+       if ( !zencod_dso ) {
+               ENGINEerr(ZENCOD_F_ZENCOD_RSA_MOD_EXP_CRT, ZENCOD_R_NOT_LOADED);
+               return 0;
+       }
+
+       if ( !rsa->p || !rsa->q || !rsa->dmp1 || !rsa->dmq1 || !rsa->iqmp ) {
+               ENGINEerr(ZENCOD_F_ZENCOD_RSA_MOD_EXP_CRT, ZENCOD_R_BAD_KEY_COMPONENTS);
+               return 0;
+       }
+
+       /* Do in software if argument is too large for hardware */
+       if ( RSA_size(rsa) * 8 > ZENBRIDGE_MAX_KEYSIZE_RSA_CRT ) {
+               const RSA_METHOD *meth;
+
+               meth = RSA_PKCS1_SSLeay();
+               return meth->rsa_mod_exp(r0, i, rsa);
+       } else {
+               zen_nb_t y, x, p, q, dmp1, dmq1, iqmp;
+
+               if ( !bn_expand(r0, RSA_size(rsa) * 8) ) {
+                       ENGINEerr(ZENCOD_F_ZENCOD_RSA_MOD_EXP_CRT, ZENCOD_R_BN_EXPAND_FAIL);
+                       return 0;
+               }
+               r0->top = (RSA_size(rsa) * 8 + BN_BITS2 - 1) / BN_BITS2;
+
+               BIGNUM2ZEN ( &x, i ) ;
+               BIGNUM2ZEN ( &y, r0 ) ;
+               BIGNUM2ZEN ( &p, rsa->p ) ;
+               BIGNUM2ZEN ( &q, rsa->q ) ;
+               BIGNUM2ZEN ( &dmp1, rsa->dmp1 ) ;
+               BIGNUM2ZEN ( &dmq1, rsa->dmq1 ) ;
+               BIGNUM2ZEN ( &iqmp, rsa->iqmp ) ;
+
+               if ( ptr_zencod_rsa_mod_exp_crt ( &y, &x, &p, &q, &dmp1, &dmq1, &iqmp ) < 0 ) {
+                       PERROR("zenbridge_rsa_mod_exp_crt");
+                       ENGINEerr(ZENCOD_F_ZENCOD_RSA_MOD_EXP_CRT, ZENCOD_R_REQUEST_FAILED);
+                       return 0;
+               }
+
+               return 1;
+       }
+}
+
+
+/* This function is aliased to RSA_mod_exp (with the mont stuff dropped).
+ */
+static int RSA_zencod_bn_mod_exp ( BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
+               const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx )
+{
+
+       CHEESE () ;
+
+       if ( !zencod_dso ) {
+               ENGINEerr(ZENCOD_F_ZENCOD_RSA_MOD_EXP, ZENCOD_R_NOT_LOADED);
+               return 0;
+       }
+
+       /* Do in software if argument is too large for hardware */
+       if ( BN_num_bits(m) > ZENBRIDGE_MAX_KEYSIZE_RSA ) {
+               const RSA_METHOD *meth;
+
+               meth = RSA_PKCS1_SSLeay();
+               return meth->bn_mod_exp(r, a, p, m, ctx, m_ctx);
+       } else {
+               zen_nb_t y, x, e, n;
+
+               if ( !bn_expand(r, BN_num_bits(m)) ) {
+                       ENGINEerr(ZENCOD_F_ZENCOD_RSA_MOD_EXP, ZENCOD_R_BN_EXPAND_FAIL);
+                       return 0;
+               }
+               r->top = (BN_num_bits(m) + BN_BITS2 - 1) / BN_BITS2;
+
+               BIGNUM2ZEN ( &x, a ) ;
+               BIGNUM2ZEN ( &y, r ) ;
+               BIGNUM2ZEN ( &e, p ) ;
+               BIGNUM2ZEN ( &n, m ) ;
+
+               if ( ptr_zencod_rsa_mod_exp ( &y, &x, &n, &e ) < 0 ) {
+                       PERROR("zenbridge_rsa_mod_exp");
+                       ENGINEerr(ZENCOD_F_ZENCOD_RSA_MOD_EXP, ZENCOD_R_REQUEST_FAILED);
+                       return 0;
+               }
+
+               return 1;
+       }
+}
+#endif /* !OPENSSL_NO_RSA */
+
+
+#ifndef OPENSSL_NO_DSA
+/* DSA stuff Functions
+ */
+static DSA_SIG *DSA_zencod_do_sign ( const unsigned char *dgst, int dlen, DSA *dsa )
+{
+       zen_nb_t p, q, g, x, y, r, s, data;
+       DSA_SIG *sig;
+       BIGNUM *bn_r = NULL;
+       BIGNUM *bn_s = NULL;
+       char msg[20];
+
+       CHEESE();
+
+       if ( !zencod_dso ) {
+               ENGINEerr(ZENCOD_F_ZENCOD_DSA_DO_SIGN, ZENCOD_R_NOT_LOADED);
+               goto FAILED;
+       }
+
+       if ( dlen > 160 ) {
+               ENGINEerr(ZENCOD_F_ZENCOD_DSA_DO_SIGN, ZENCOD_R_REQUEST_FAILED);
+               goto FAILED;
+       }
+
+       /* Do in software if argument is too large for hardware */
+       if ( BN_num_bits(dsa->p) > ZENBRIDGE_MAX_KEYSIZE_DSA_SIGN ||
+               BN_num_bits(dsa->g) > ZENBRIDGE_MAX_KEYSIZE_DSA_SIGN ) {
+               const DSA_METHOD *meth;
+               ENGINEerr(ZENCOD_F_ZENCOD_DSA_DO_SIGN, ZENCOD_R_BAD_KEY_COMPONENTS);
+               meth = DSA_OpenSSL();
+               return meth->dsa_do_sign(dgst, dlen, dsa);
+       }
+
+       if ( !(bn_s = BN_new()) || !(bn_r = BN_new()) ) {
+               ENGINEerr(ZENCOD_F_ZENCOD_DSA_DO_SIGN, ZENCOD_R_BAD_KEY_COMPONENTS);
+               goto FAILED;
+       }
+
+       if ( !bn_expand(bn_r, 160) || !bn_expand(bn_s, 160) ) {
+               ENGINEerr(ZENCOD_F_ZENCOD_DSA_DO_SIGN, ZENCOD_R_BN_EXPAND_FAIL);
+               goto FAILED;
+       }
+
+       bn_r->top = bn_s->top = (160 + BN_BITS2 - 1) / BN_BITS2;
+       BIGNUM2ZEN ( &p, dsa->p ) ;
+       BIGNUM2ZEN ( &q, dsa->q ) ;
+       BIGNUM2ZEN ( &g, dsa->g ) ;
+       BIGNUM2ZEN ( &x, dsa->priv_key ) ;
+       BIGNUM2ZEN ( &y, dsa->pub_key ) ;
+       BIGNUM2ZEN ( &r, bn_r ) ;
+       BIGNUM2ZEN ( &s, bn_s ) ;
+       q.len = x.len = 160;
+
+       ypcmem(msg, dgst, 20);
+       ptr_zencod_init_number ( &data, 160, msg ) ;
+
+       if ( ptr_zencod_dsa_do_sign ( 0, &data, &y, &p, &q, &g, &x, &r, &s ) < 0 ) {
+               PERROR("zenbridge_dsa_do_sign");
+               ENGINEerr(ZENCOD_F_ZENCOD_DSA_DO_SIGN, ZENCOD_R_REQUEST_FAILED);
+               goto FAILED;
+       }
+
+       if ( !( sig = DSA_SIG_new () ) ) {
+               ENGINEerr(ZENCOD_F_ZENCOD_DSA_DO_SIGN, ZENCOD_R_REQUEST_FAILED);
+               goto FAILED;
+       }
+       sig->r = bn_r;
+       sig->s = bn_s;
+       return sig;
+
+ FAILED:
+       if (bn_r)
+               BN_free(bn_r);
+       if (bn_s)
+               BN_free(bn_s);
+       return NULL;
+}
+
+
+static int DSA_zencod_do_verify ( const unsigned char *dgst, int dlen, DSA_SIG *sig, DSA *dsa )
+{
+       zen_nb_t data, p, q, g, y, r, s, v;
+       char msg[20];
+       char v_data[20];
+       int ret;
+
+       CHEESE();
+
+       if ( !zencod_dso ) {
+               ENGINEerr(ZENCOD_F_ZENCOD_DSA_DO_VERIFY, ZENCOD_R_NOT_LOADED);
+               return 0;
+       }
+
+       if ( dlen > 160 ) {
+               ENGINEerr(ZENCOD_F_ZENCOD_DSA_DO_SIGN, ZENCOD_R_REQUEST_FAILED);
+               return 0;
+       }
+
+       /* Do in software if argument is too large for hardware */
+       if ( BN_num_bits(dsa->p) > ZENBRIDGE_MAX_KEYSIZE_DSA_SIGN ||
+               BN_num_bits(dsa->g) > ZENBRIDGE_MAX_KEYSIZE_DSA_SIGN ) {
+               const DSA_METHOD *meth;
+               ENGINEerr(ZENCOD_F_ZENCOD_DSA_DO_SIGN, ZENCOD_R_BAD_KEY_COMPONENTS);
+               meth = DSA_OpenSSL();
+               return meth->dsa_do_verify(dgst, dlen, sig, dsa);
+       }
+
+       BIGNUM2ZEN ( &p, dsa->p ) ;
+       BIGNUM2ZEN ( &q, dsa->q ) ;
+       BIGNUM2ZEN ( &g, dsa->g ) ;
+       BIGNUM2ZEN ( &y, dsa->pub_key ) ;
+       BIGNUM2ZEN ( &r, sig->r ) ;
+       BIGNUM2ZEN ( &s, sig->s ) ;
+       ptr_zencod_init_number ( &v, 160, v_data ) ;
+       ypcmem(msg, dgst, 20);
+       ptr_zencod_init_number ( &data, 160, msg ) ;
+
+       if ( ( ret = ptr_zencod_dsa_do_verify ( 0, &data, &p, &q, &g, &y, &r, &s, &v ) ) < 0 ) {
+               PERROR("zenbridge_dsa_do_verify");
+               ENGINEerr(ZENCOD_F_ZENCOD_DSA_DO_VERIFY, ZENCOD_R_REQUEST_FAILED);
+               return 0;
+       }
+
+       return ( ( ret == 0 ) ? 1 : ret ) ;
+}
+
+
+static int DSA_zencod_bn_mod_exp ( DSA *dsa, BIGNUM *r, BIGNUM *a, const BIGNUM *p, const BIGNUM *m,
+                            BN_CTX *ctx, BN_MONT_CTX *m_ctx )
+{
+       CHEESE () ;
+
+       return zencod_bn_mod_exp ( r, a, p, m, ctx ) ;
+}
+#endif /* !OPENSSL_NO_DSA */
+
+
+#ifndef OPENSSl_NO_DH
+/* DH stuff Functions
+ */
+static int DH_zencod_generate_key ( DH *dh )
+{
+       BIGNUM *bn_prv = NULL;
+       BIGNUM *bn_pub = NULL;
+       zen_nb_t y, x, g, p;
+       int generate_x;
+
+       CHEESE();
+
+       if ( !zencod_dso ) {
+               ENGINEerr(ZENCOD_F_ZENCOD_DH_GENERATE, ZENCOD_R_NOT_LOADED);
+               return 0;
+       }
+
+       /* Private key */
+       if ( dh->priv_key ) {
+               bn_prv = dh->priv_key;
+               generate_x = 0;
+       } else {
+               if (!(bn_prv = BN_new())) {
+                       ENGINEerr(ZENCOD_F_ZENCOD_DH_GENERATE, ZENCOD_R_BN_EXPAND_FAIL);
+                       goto FAILED;
+               }
+               generate_x = 1;
+       }
+
+       /* Public key */
+       if ( dh->pub_key )
+               bn_pub = dh->pub_key;
+       else
+               if ( !( bn_pub = BN_new () ) ) {
+                       ENGINEerr(ZENCOD_F_ZENCOD_DH_GENERATE, ZENCOD_R_BN_EXPAND_FAIL);
+                       goto FAILED;
+               }
+
+       /* Expand */
+       if ( !bn_wexpand ( bn_prv, dh->p->dmax ) ||
+           !bn_wexpand ( bn_pub, dh->p->dmax ) ) {
+               ENGINEerr(ZENCOD_F_ZENCOD_DH_GENERATE, ZENCOD_R_BN_EXPAND_FAIL);
+               goto FAILED;
+       }
+       bn_prv->top = dh->p->top;
+       bn_pub->top = dh->p->top;
+
+       /* Convert all keys */
+       BIGNUM2ZEN ( &p, dh->p ) ;
+       BIGNUM2ZEN ( &g, dh->g ) ;
+       BIGNUM2ZEN ( &y, bn_pub ) ;
+       BIGNUM2ZEN ( &x, bn_prv ) ;
+       x.len = DH_size(dh) * 8;
+
+       /* Adjust the lengths of P and G */
+       p.len = ptr_zencod_bytes2bits ( p.data, ZEN_BYTES ( p.len ) ) ;
+       g.len = ptr_zencod_bytes2bits ( g.data, ZEN_BYTES ( g.len ) ) ;
+
+       /* Send the request to the driver */
+       if ( ptr_zencod_dh_generate_key ( &y, &x, &g, &p, generate_x ) < 0 ) {
+               perror("zenbridge_dh_generate_key");
+               ENGINEerr(ZENCOD_F_ZENCOD_DH_GENERATE, ZENCOD_R_REQUEST_FAILED);
+               goto FAILED;
+       }
+
+       dh->priv_key = bn_prv;
+       dh->pub_key  = bn_pub;
+
+       return 1;
+
+ FAILED:
+       if (!dh->priv_key && bn_prv)
+               BN_free(bn_prv);
+       if (!dh->pub_key && bn_pub)
+               BN_free(bn_pub);
+
+       return 0;
+}
+
+
+static int DH_zencod_compute_key ( unsigned char *key, const BIGNUM *pub_key, DH *dh )
+{
+       zen_nb_t y, x, p, k;
+
+       CHEESE();
+
+       if ( !zencod_dso ) {
+               ENGINEerr(ZENCOD_F_ZENCOD_DH_COMPUTE, ZENCOD_R_NOT_LOADED);
+               return 0;
+       }
+
+       if ( !dh->priv_key ) {
+               ENGINEerr(ZENCOD_F_ZENCOD_DH_COMPUTE, ZENCOD_R_BAD_KEY_COMPONENTS);
+               return 0;
+       }
+
+       /* Convert all keys */
+       BIGNUM2ZEN ( &y, pub_key ) ;
+       BIGNUM2ZEN ( &x, dh->priv_key ) ;
+       BIGNUM2ZEN ( &p, dh->p ) ;
+       ptr_zencod_init_number ( &k, p.len, key ) ;
+
+       /* Adjust the lengths */
+       p.len = ptr_zencod_bytes2bits ( p.data, ZEN_BYTES ( p.len ) ) ;
+       y.len = ptr_zencod_bytes2bits ( y.data, ZEN_BYTES ( y.len ) ) ;
+       x.len = ptr_zencod_bytes2bits ( x.data, ZEN_BYTES ( x.len ) ) ;
+
+       /* Call the hardware */
+       if ( ptr_zencod_dh_compute_key ( &k, &y, &x, &p ) < 0 ) {
+               ENGINEerr(ZENCOD_F_ZENCOD_DH_COMPUTE, ZENCOD_R_REQUEST_FAILED);
+               return 0;
+       }
+
+       /* The key must be written MSB -> LSB */
+       k.len = ptr_zencod_bytes2bits ( k.data, ZEN_BYTES ( k.len ) ) ;
+       esrever ( key, ZEN_BYTES ( k.len ) ) ;
+
+       return ZEN_BYTES ( k.len ) ;
+}
+
+
+static int DH_zencod_bn_mod_exp ( const DH *dh, BIGNUM *r, const BIGNUM *a, const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx,
+               BN_MONT_CTX *m_ctx )
+{
+       CHEESE () ;
+
+       return zencod_bn_mod_exp ( r, a, p, m, ctx ) ;
+}
+#endif /* !OPENSSL_NO_DH */
+
+
+/* RAND stuff Functions
+ */
+static void RAND_zencod_seed ( const void *buf, int num )
+{
+       /* Nothing to do cause our crypto accelerator provide a true random generator */
+}
+
+
+static int RAND_zencod_rand_bytes ( unsigned char *buf, int num )
+{
+       zen_nb_t r;
+
+       CHEESE();
+
+       if ( !zencod_dso ) {
+               ENGINEerr(ZENCOD_F_ZENCOD_RAND, ZENCOD_R_NOT_LOADED);
+               return 0;
+       }
+
+       ptr_zencod_init_number ( &r, num * 8, buf ) ;
+
+       if ( ptr_zencod_rand_bytes ( &r, ZENBRIDGE_RNG_DIRECT ) < 0 ) {
+               PERROR("zenbridge_rand_bytes");
+               ENGINEerr(ZENCOD_F_ZENCOD_RAND, ZENCOD_R_REQUEST_FAILED);
+               return 0;
+       }
+
+       return 1;
+}
+
+
+static int RAND_zencod_rand_status ( void )
+{
+       CHEESE () ;
+
+       return 1;
+}
+
+
+/* This stuff is needed if this ENGINE is being compiled into a self-contained
+ * shared-library.
+ */
+#ifdef ENGINE_DYNAMIC_SUPPORT
+static int bind_fn ( ENGINE *e, const char *id )
+{
+
+       if ( id && ( strcmp ( id, engine_zencod_id ) != 0 ) ) {
+               return 0 ;
+       }
+       if ( !bind_helper ( e ) )  {
+               return 0 ;
+       }
+
+       return 1 ;
+}
+
+IMPLEMENT_DYNAMIC_CHECK_FN ()
+IMPLEMENT_DYNAMIC_BIND_FN ( bind_fn )
+#endif /* ENGINE_DYNAMIC_SUPPORT */
+
+
+
+
+/*
+ * Adding "Digest" and "Cipher" tools ...
+ * This is in development ... ;-)
+ * In orfer to code this, i refer to hw_openbsd_dev_crypto and openssl engine made by Geoff Thorpe (if i'm rigth),
+ * and evp, sha md5 definitions etc ...
+ */
+/* First add some include ... */
+#include <openssl/evp.h>
+#include <openssl/sha.h>
+#include <openssl/md5.h>
+#include <openssl/rc4.h>
+#include <openssl/des.h>
+
+
+/* Some variables declaration ... */
+/* DONS:
+ * Disable symetric computation except DES and 3DES, but let part of the code
+ */
+/* static int engine_digest_nids [ ] = { NID_sha1, NID_md5 } ; */
+static int engine_digest_nids [ ] = {  } ;
+static int engine_digest_nids_num = 0 ;
+/* static int engine_cipher_nids [ ] = { NID_rc4, NID_rc4_40, NID_des_cbc, NID_des_ede3_cbc } ; */
+static int engine_cipher_nids [ ] = { NID_des_cbc, NID_des_ede3_cbc } ;
+static int engine_cipher_nids_num = 2 ;
+
+
+/* Function prototype ... */
+/*  SHA stuff */
+static int engine_sha1_init ( EVP_MD_CTX *ctx ) ;
+static int engine_sha1_update ( EVP_MD_CTX *ctx, const void *data, unsigned long count ) ;
+static int engine_sha1_final ( EVP_MD_CTX *ctx, unsigned char *md ) ;
+
+/*  MD5 stuff */
+static int engine_md5_init ( EVP_MD_CTX *ctx ) ;
+static int engine_md5_update ( EVP_MD_CTX *ctx, const void *data, unsigned long count ) ;
+static int engine_md5_final ( EVP_MD_CTX *ctx, unsigned char *md ) ;
+
+static int engine_md_cleanup ( EVP_MD_CTX *ctx ) ;
+static int engine_md_copy ( EVP_MD_CTX *to, const EVP_MD_CTX *from ) ;
+
+
+/* RC4 Stuff */
+static int engine_rc4_init_key ( EVP_CIPHER_CTX *ctx, const unsigned char *key, const unsigned char *iv, int enc ) ;
+static int engine_rc4_cipher ( EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, unsigned int inl ) ;
+
+/* DES Stuff */
+static int engine_des_init_key ( EVP_CIPHER_CTX *ctx, const unsigned char *key, const unsigned char *iv, int enc ) ;
+static int engine_des_cbc_cipher ( EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, unsigned int inl ) ;
+
+/*  3DES Stuff */
+static int engine_des_ede3_init_key ( EVP_CIPHER_CTX *ctx, const unsigned char *key, const unsigned char *iv, int enc ) ;
+static int engine_des_ede3_cbc_cipher ( EVP_CIPHER_CTX *ctx, unsigned char *out,const unsigned char *in, unsigned int inl ) ;
+
+static int engine_cipher_cleanup ( EVP_CIPHER_CTX *ctx ) ;     /* cleanup ctx */
+
+
+/* The one for SHA ... */
+static const EVP_MD engine_sha1_md =
+{
+       NID_sha1,
+       NID_sha1WithRSAEncryption,
+       SHA_DIGEST_LENGTH,
+       EVP_MD_FLAG_ONESHOT,
+       /* 0, */                        /* EVP_MD_FLAG_ONESHOT = x0001 digest can only handle a single block
+                               * XXX: set according to device info ... */
+       engine_sha1_init,
+       engine_sha1_update,
+       engine_sha1_final,
+       engine_md_copy,         /* dev_crypto_sha_copy */
+       engine_md_cleanup,              /* dev_crypto_sha_cleanup */
+       EVP_PKEY_RSA_method,
+       SHA_CBLOCK,
+       /* sizeof ( EVP_MD * ) + sizeof ( SHA_CTX ) */
+       sizeof ( ZEN_MD_DATA )
+       /* sizeof ( MD_CTX_DATA )       The message digest data stucture ... */
+} ;
+
+/* The one for MD5 ... */
+static const EVP_MD engine_md5_md =
+{
+       NID_md5,
+       NID_md5WithRSAEncryption,
+       MD5_DIGEST_LENGTH,
+       EVP_MD_FLAG_ONESHOT,
+       /* 0, */                        /* EVP_MD_FLAG_ONESHOT = x0001 digest can only handle a single block
+                               * XXX: set according to device info ... */
+       engine_md5_init,
+       engine_md5_update,
+       engine_md5_final,
+       engine_md_copy,         /* dev_crypto_md5_copy */
+       engine_md_cleanup,              /* dev_crypto_md5_cleanup */
+       EVP_PKEY_RSA_method,
+       MD5_CBLOCK,
+       /* sizeof ( EVP_MD * ) + sizeof ( MD5_CTX ) */
+       sizeof ( ZEN_MD_DATA )
+       /* sizeof ( MD_CTX_DATA )       The message digest data stucture ... */
+} ;
+
+
+/* The one for RC4 ... */
+#define EVP_RC4_KEY_SIZE                       16
+
+/* Try something static ... */
+typedef struct
+{
+       unsigned int len ;
+       unsigned int first ;
+       unsigned char rc4_state [ 260 ] ;
+} NEW_ZEN_RC4_KEY ;
+
+#define rc4_data(ctx)                          ( (EVP_RC4_KEY *) ( ctx )->cipher_data )
+
+static const EVP_CIPHER engine_rc4 =
+{
+       NID_rc4,
+       1,
+       16,                             /* EVP_RC4_KEY_SIZE should be 128 bits */
+       0,                              /* FIXME: key should be up to 256 bytes */
+       EVP_CIPH_VARIABLE_LENGTH,
+       engine_rc4_init_key,
+       engine_rc4_cipher,
+       engine_cipher_cleanup,
+       sizeof ( NEW_ZEN_RC4_KEY ),
+       NULL,
+       NULL,
+       NULL
+} ;
+
+/* The one for RC4_40 ... */
+static const EVP_CIPHER engine_rc4_40 =
+{
+       NID_rc4_40,
+       1,
+       5,                              /* 40 bits */
+       0,
+       EVP_CIPH_VARIABLE_LENGTH,
+       engine_rc4_init_key,
+       engine_rc4_cipher,
+       engine_cipher_cleanup,
+       sizeof ( NEW_ZEN_RC4_KEY ),
+       NULL,
+       NULL,
+       NULL
+} ;
+
+/* The one for DES ... */
+
+/* Try something static ... */
+typedef struct
+{
+       unsigned char des_key [ 24 ] ;
+       unsigned char des_iv [ 8 ] ;
+} ZEN_DES_KEY ;
+
+static const EVP_CIPHER engine_des_cbc =
+       {
+       NID_des_cbc,
+       8, 8, 8,
+       0 | EVP_CIPH_CBC_MODE,
+       engine_des_init_key,
+       engine_des_cbc_cipher,
+       engine_cipher_cleanup,
+       sizeof(ZEN_DES_KEY),
+       EVP_CIPHER_set_asn1_iv,
+       EVP_CIPHER_get_asn1_iv,
+       NULL,
+       NULL
+       };
+
+/* The one for 3DES ... */
+
+/* Try something static ... */
+typedef struct
+{
+       unsigned char des3_key [ 24 ] ;
+       unsigned char des3_iv [ 8 ] ;
+} ZEN_3DES_KEY ;
+
+#define des_data(ctx)                           ( (DES_EDE_KEY *) ( ctx )->cipher_data )
+
+static const EVP_CIPHER engine_des_ede3_cbc =
+       {
+       NID_des_ede3_cbc,
+       8, 8, 8,
+       0 | EVP_CIPH_CBC_MODE,
+       engine_des_ede3_init_key,
+       engine_des_ede3_cbc_cipher,
+       engine_cipher_cleanup,
+       sizeof(ZEN_3DES_KEY),
+       EVP_CIPHER_set_asn1_iv,
+       EVP_CIPHER_get_asn1_iv,
+       NULL,
+       NULL
+       };
+
+
+/* General function cloned on hw_openbsd_dev_crypto one ... */
+static int engine_digests ( ENGINE *e, const EVP_MD **digest, const int **nids, int nid )
+{
+
+#ifdef DEBUG_ZENCOD_MD
+       fprintf ( stderr, "\t=>Function : static int engine_digests () called !\n" ) ;
+#endif
+
+       if ( !digest ) {
+               /* We are returning a list of supported nids */
+               *nids = engine_digest_nids ;
+               return engine_digest_nids_num ;
+       }
+       /* We are being asked for a specific digest */
+       if ( nid == NID_md5 ) {
+               *digest = &engine_md5_md ;
+       }
+       else if ( nid == NID_sha1 ) {
+               *digest = &engine_sha1_md ;
+       }
+       else {
+               *digest = NULL ;
+               return 0 ;
+       }
+       return 1 ;
+}
+
+
+/* SHA stuff Functions
+ */
+static int engine_sha1_init ( EVP_MD_CTX *ctx )
+{
+
+       int to_return = 0 ;
+
+       /* Test with zenbridge library ... */
+       to_return = ptr_zencod_sha1_init ( (ZEN_MD_DATA *) ctx->md_data ) ;
+       to_return = !to_return ;
+
+       return to_return ;
+}
+
+
+static int engine_sha1_update ( EVP_MD_CTX *ctx, const void *data, unsigned long count )
+{
+
+       zen_nb_t input ;
+       int to_return = 0 ;
+
+       /* Convert parameters ... */
+       input.len = count ;
+       input.data = (unsigned char *) data ;
+
+       /* Test with zenbridge library ... */
+       to_return = ptr_zencod_sha1_update ( (ZEN_MD_DATA *) ctx->md_data, (const zen_nb_t *) &input ) ;
+       to_return = !to_return ;
+
+       return to_return ;
+}
+
+
+static int engine_sha1_final ( EVP_MD_CTX *ctx, unsigned char *md )
+{
+
+       zen_nb_t output ;
+       int to_return = 0 ;
+
+       /* Convert parameters ... */
+       output.len = SHA_DIGEST_LENGTH ;
+       output.data = md ;
+
+       /* Test with zenbridge library ... */
+       to_return = ptr_zencod_sha1_do_final ( (ZEN_MD_DATA *) ctx->md_data, (zen_nb_t *) &output ) ;
+       to_return = !to_return ;
+
+       return to_return ;
+}
+
+
+
+/* MD5 stuff Functions
+ */
+static int engine_md5_init ( EVP_MD_CTX *ctx )
+{
+
+       int to_return = 0 ;
+
+       /* Test with zenbridge library ... */
+       to_return = ptr_zencod_md5_init ( (ZEN_MD_DATA *) ctx->md_data ) ;
+       to_return = !to_return ;
+
+       return to_return ;
+}
+
+
+static int engine_md5_update ( EVP_MD_CTX *ctx, const void *data, unsigned long count )
+{
+
+       zen_nb_t input ;
+       int to_return = 0 ;
+
+       /* Convert parameters ... */
+       input.len = count ;
+       input.data = (unsigned char *) data ;
+
+       /* Test with zenbridge library ... */
+       to_return = ptr_zencod_md5_update ( (ZEN_MD_DATA *) ctx->md_data, (const zen_nb_t *) &input ) ;
+       to_return = !to_return ;
+
+       return to_return ;
+}
+
+
+static int engine_md5_final ( EVP_MD_CTX *ctx, unsigned char *md )
+{
+
+       zen_nb_t output ;
+       int to_return = 0 ;
+
+       /* Convert parameters ... */
+       output.len = MD5_DIGEST_LENGTH ;
+       output.data = md ;
+
+       /* Test with zenbridge library ... */
+       to_return = ptr_zencod_md5_do_final ( (ZEN_MD_DATA *) ctx->md_data, (zen_nb_t *) &output ) ;
+       to_return = !to_return ;
+
+       return to_return ;
+}
+
+
+static int engine_md_cleanup ( EVP_MD_CTX *ctx )
+{
+
+       ZEN_MD_DATA *zen_md_data = (ZEN_MD_DATA *) ctx->md_data ;
+
+       if ( zen_md_data->HashBuffer != NULL ) {
+               OPENSSL_free ( zen_md_data->HashBuffer ) ;
+               zen_md_data->HashBufferSize = 0 ;
+               ctx->md_data = NULL ;
+       }
+
+       return 1 ;
+}
+
+
+static int engine_md_copy ( EVP_MD_CTX *to, const EVP_MD_CTX *from )
+{
+       const ZEN_MD_DATA *from_md = (ZEN_MD_DATA *) from->md_data ;
+       ZEN_MD_DATA *to_md = (ZEN_MD_DATA *) to->md_data ;
+
+       to_md->HashBuffer = OPENSSL_malloc ( from_md->HashBufferSize ) ;
+       memcpy ( to_md->HashBuffer, from_md->HashBuffer, from_md->HashBufferSize ) ;
+
+       return 1;
+}
+
+
+/* General function cloned on hw_openbsd_dev_crypto one ... */
+static int engine_ciphers ( ENGINE *e, const EVP_CIPHER **cipher, const int **nids, int nid )
+{
+
+       if ( !cipher ) {
+               /* We are returning a list of supported nids */
+               *nids = engine_cipher_nids ;
+               return engine_cipher_nids_num ;
+       }
+       /* We are being asked for a specific cipher */
+       if ( nid == NID_rc4 ) {
+               *cipher = &engine_rc4 ;
+       }
+       else if ( nid == NID_rc4_40 ) {
+               *cipher = &engine_rc4_40 ;
+       }
+       else if ( nid == NID_des_cbc ) {
+               *cipher = &engine_des_cbc ;
+       }
+       else if ( nid == NID_des_ede3_cbc ) {
+               *cipher = &engine_des_ede3_cbc ;
+       }
+       else {
+               *cipher = NULL ;
+               return 0 ;
+       }
+
+       return 1 ;
+}
+
+
+static int engine_rc4_init_key ( EVP_CIPHER_CTX *ctx, const unsigned char *key, const unsigned char *iv, int enc )
+{
+       int to_return = 0 ;
+       int i = 0 ;
+       int nb = 0 ;
+       NEW_ZEN_RC4_KEY *tmp_rc4_key = NULL ;
+
+       tmp_rc4_key = (NEW_ZEN_RC4_KEY *) ( ctx->cipher_data ) ;
+       tmp_rc4_key->first = 0 ;
+       tmp_rc4_key->len = ctx->key_len ;
+       tmp_rc4_key->rc4_state [ 0 ] = 0x00 ;
+       tmp_rc4_key->rc4_state [ 2 ] = 0x00 ;
+       nb = 256 / ctx->key_len ;
+       for ( i = 0; i < nb ; i++ ) {
+               memcpy ( &( tmp_rc4_key->rc4_state [ 4 + i*ctx->key_len ] ), key, ctx->key_len ) ;
+       }
+
+       to_return = 1 ;
+
+       return to_return ;
+}
+
+
+static int engine_rc4_cipher ( EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, unsigned int in_len )
+{
+
+       zen_nb_t output, input ;
+       zen_nb_t rc4key ;
+       int to_return = 0 ;
+       NEW_ZEN_RC4_KEY *tmp_rc4_key = NULL ;
+
+       /* Convert parameters ... */
+       input.len = in_len ;
+       input.data = (unsigned char *) in ;
+       output.len = in_len ;
+       output.data = (unsigned char *) out ;
+
+       tmp_rc4_key = ( (NEW_ZEN_RC4_KEY *) ( ctx->cipher_data ) ) ;
+       rc4key.len = 260 ;
+       rc4key.data = &( tmp_rc4_key->rc4_state [ 0 ] ) ;
+
+       /* Test with zenbridge library ... */
+       to_return = ptr_zencod_rc4_cipher ( &output, &input, (const zen_nb_t *) &rc4key, &( tmp_rc4_key->rc4_state [0] ), &( tmp_rc4_key->rc4_state [3] ), !tmp_rc4_key->first ) ;
+       to_return = !to_return ;
+
+       /* Update encryption state ... */
+       tmp_rc4_key->first = 1 ;
+       tmp_rc4_key = NULL ;
+
+       return to_return ;
+}
+
+
+static int engine_des_init_key ( EVP_CIPHER_CTX *ctx, const unsigned char *key, const unsigned char *iv, int enc )
+{
+
+       ZEN_DES_KEY *tmp_des_key = NULL ;
+       int to_return = 0 ;
+
+       tmp_des_key = (ZEN_DES_KEY *) ( ctx->cipher_data ) ;
+       memcpy ( &( tmp_des_key->des_key [ 0 ] ), key, 8 ) ;
+       memcpy ( &( tmp_des_key->des_key [ 8 ] ), key, 8 ) ;
+       memcpy ( &( tmp_des_key->des_key [ 16 ] ), key, 8 ) ;
+       memcpy ( &( tmp_des_key->des_iv [ 0 ] ), iv, 8 ) ;
+
+       to_return = 1 ;
+
+       return to_return ;
+}
+
+
+static int engine_des_cbc_cipher ( EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, unsigned int inl )
+{
+
+       zen_nb_t output, input ;
+       zen_nb_t deskey_1, deskey_2, deskey_3, iv ;
+       int to_return = 0 ;
+
+       /* Convert parameters ... */
+       input.len = inl ;
+       input.data = (unsigned char *) in ;
+       output.len = inl ;
+       output.data = out ;
+
+       /* Set key parameters ... */
+       deskey_1.len = 8 ;
+       deskey_2.len = 8 ;
+       deskey_3.len = 8 ;
+       deskey_1.data = (unsigned char *) ( (ZEN_DES_KEY *) ( ctx->cipher_data ) )->des_key ;
+       deskey_2.data =  (unsigned char *) &( (ZEN_DES_KEY *) ( ctx->cipher_data ) )->des_key [ 8 ] ;
+       deskey_3.data =  (unsigned char *) &( (ZEN_DES_KEY *) ( ctx->cipher_data ) )->des_key [ 16 ] ;
+
+       /* Key correct iv ... */
+       memcpy ( ( (ZEN_DES_KEY *) ( ctx->cipher_data ) )->des_iv, ctx->iv, 8 ) ;
+       iv.len = 8 ;
+       iv.data = (unsigned char *) ( (ZEN_DES_KEY *) ( ctx->cipher_data ) )->des_iv ;
+
+       if ( ctx->encrypt == 0 ) {
+               memcpy ( ctx->iv, &( input.data [ input.len - 8 ] ), 8 ) ;
+       }
+
+       /* Test with zenbridge library ... */
+       to_return = ptr_zencod_xdes_cipher ( &output, &input,
+                       (zen_nb_t *) &deskey_1, (zen_nb_t *) &deskey_2, (zen_nb_t *) &deskey_3, &iv, ctx->encrypt ) ;
+       to_return = !to_return ;
+
+       /* But we need to set up the rigth iv ...
+        * Test ENCRYPT or DECRYPT mode to set iv ... */
+       if ( ctx->encrypt == 1 ) {
+               memcpy ( ctx->iv, &( output.data [ output.len - 8 ] ), 8 ) ;
+       }
+
+       return to_return ;
+}
+
+
+static int engine_des_ede3_init_key ( EVP_CIPHER_CTX *ctx, const unsigned char *key, const unsigned char *iv, int enc )
+{
+
+       ZEN_3DES_KEY *tmp_3des_key = NULL ;
+       int to_return = 0 ;
+
+       tmp_3des_key = (ZEN_3DES_KEY *) ( ctx->cipher_data ) ;
+       memcpy ( &( tmp_3des_key->des3_key [ 0 ] ), key, 24 ) ;
+       memcpy ( &( tmp_3des_key->des3_iv [ 0 ] ), iv, 8 ) ;
+
+       to_return = 1;
+
+       return to_return ;
+}
+
+
+static int engine_des_ede3_cbc_cipher ( EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in,
+       unsigned int in_len )
+{
+
+       zen_nb_t output, input ;
+       zen_nb_t deskey_1, deskey_2, deskey_3, iv ;
+       int to_return = 0 ;
+
+       /* Convert parameters ... */
+       input.len = in_len ;
+       input.data = (unsigned char *) in ;
+       output.len = in_len ;
+       output.data = out ;
+
+       /* Set key ... */
+       deskey_1.len = 8 ;
+       deskey_2.len = 8 ;
+       deskey_3.len = 8 ;
+       deskey_1.data =  (unsigned char *) ( (ZEN_3DES_KEY *) ( ctx->cipher_data ) )->des3_key ;
+       deskey_2.data =  (unsigned char *) &( (ZEN_3DES_KEY *) ( ctx->cipher_data ) )->des3_key [ 8 ] ;
+       deskey_3.data =  (unsigned char *) &( (ZEN_3DES_KEY *) ( ctx->cipher_data ) )->des3_key [ 16 ] ;
+
+       /* Key correct iv ... */
+       memcpy ( ( (ZEN_3DES_KEY *) ( ctx->cipher_data ) )->des3_iv, ctx->iv, 8 ) ;
+       iv.len = 8 ;
+       iv.data = (unsigned char *) ( (ZEN_3DES_KEY *) ( ctx->cipher_data ) )->des3_iv ;
+
+       if ( ctx->encrypt == 0 ) {
+               memcpy ( ctx->iv, &( input.data [ input.len - 8 ] ), 8 ) ;
+       }
+
+       /* Test with zenbridge library ... */
+       to_return = ptr_zencod_xdes_cipher ( &output, &input,
+                       (zen_nb_t *) &deskey_1, (zen_nb_t *) &deskey_2, (zen_nb_t *) &deskey_3, &iv, ctx->encrypt ) ;
+       to_return = !to_return ;
+
+       if ( ctx->encrypt == 1 ) {
+               memcpy ( ctx->iv, &( output.data [ output.len - 8 ] ), 8 ) ;
+       }
+
+       return to_return ;
+}
+
+
+static int engine_cipher_cleanup ( EVP_CIPHER_CTX *ctx )
+{
+
+       /* Set the key pointer ... */
+       if ( ctx->cipher->nid == NID_rc4 || ctx->cipher->nid == NID_rc4_40 ) {
+       }
+       else if ( ctx->cipher->nid == NID_des_cbc ) {
+       }
+       else if ( ctx->cipher->nid == NID_des_ede3_cbc ) {
+       }
+
+       return 1 ;
+}
+
+
+#endif /* !OPENSSL_NO_HW_ZENCOD */
+#endif /* !OPENSSL_NO_HW */
diff --git a/demos/engines/zencod/hw_zencod.ec b/demos/engines/zencod/hw_zencod.ec
new file mode 100644 (file)
index 0000000..1552c79
--- /dev/null
@@ -0,0 +1,8 @@
+# configuration file for util/mkerr.pl
+#
+# use like this:
+#
+#      perl ../../../util/mkerr.pl -conf hw_zencod.ec \
+#              -nostatic -staticloader -write *.c
+
+L ZENCOD       hw_zencod_err.h                 hw_zencod_err.c
diff --git a/demos/engines/zencod/hw_zencod.h b/demos/engines/zencod/hw_zencod.h
new file mode 100644 (file)
index 0000000..195345d
--- /dev/null
@@ -0,0 +1,160 @@
+/* File : /crypto/engine/vendor_defns/hw_zencod.h */
+/* ====================================================================
+ * Written by Donnat Frederic (frederic.donnat@zencod.com) from ZENCOD
+ * for "zencod" ENGINE integration in OpenSSL project.
+ */
+
+
+ #ifndef       _HW_ZENCOD_H_
+#define        _HW_ZENCOD_H_
+
+#include <stdio.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+#define ZENBRIDGE_MAX_KEYSIZE_RSA      2048
+#define ZENBRIDGE_MAX_KEYSIZE_RSA_CRT  1024
+#define ZENBRIDGE_MAX_KEYSIZE_DSA_SIGN 1024
+#define ZENBRIDGE_MAX_KEYSIZE_DSA_VRFY 1024
+
+/* Library version computation */
+#define        ZENBRIDGE_VERSION_MAJOR(x)      (((x) >> 16) | 0xff)
+#define        ZENBRIDGE_VERSION_MINOR(x)      (((x) >>  8) | 0xff)
+#define        ZENBRIDGE_VERSION_PATCH(x)      (((x) >>  0) | 0xff)
+#define        ZENBRIDGE_VERSION(x, y, z)              ((x) << 16 | (y) << 8 | (z))
+
+/*
+ * Memory type
+ */
+typedef struct zencod_number_s {
+       unsigned long len;
+       unsigned char *data;
+} zen_nb_t;
+
+#define KEY    zen_nb_t
+
+
+/*
+ * Misc
+ */
+typedef int t_zencod_lib_version (void);
+typedef int t_zencod_hw_version (void);
+typedef int t_zencod_test (void);
+typedef int t_zencod_dump_key (FILE *stream, char *msg, KEY *key);
+
+
+/*
+ * Key managment tools
+ */
+typedef KEY *t_zencod_new_number (unsigned long len, unsigned char *data);
+typedef int t_zencod_init_number (KEY *n, unsigned long len, unsigned char *data);
+typedef unsigned long t_zencod_bytes2bits (unsigned char *n, unsigned long bytes);
+typedef unsigned long t_zencod_bits2bytes (unsigned long bits);
+
+
+/*
+ * RSA API
+ */
+/* Compute modular exponential : y = x**e | n */
+typedef int t_zencod_rsa_mod_exp (KEY *y, KEY *x, KEY *n, KEY *e);
+/* Compute modular exponential : y1 = (x | p)**edp | p, y2 = (x | p)**edp | p, y = y2 + (qinv * (y1 - y2) | p) * q */
+typedef int t_zencod_rsa_mod_exp_crt (KEY *y, KEY *x, KEY *p, KEY *q,
+                                       KEY *edp, KEY *edq, KEY *qinv);
+
+
+/*
+ * DSA API
+ */
+typedef int t_zencod_dsa_do_sign (unsigned int hash, KEY *data, KEY *random,
+                                   KEY *p, KEY *q, KEY *g, KEY *x, KEY *r, KEY *s);
+typedef int t_zencod_dsa_do_verify (unsigned int hash, KEY *data,
+                                     KEY *p, KEY *q, KEY *g, KEY *y,
+                                     KEY *r, KEY *s, KEY *v);
+
+
+/*
+ * DH API
+ */
+ /* Key generation : compute public value y = g**x | n */
+typedef int t_zencod_dh_generate_key (KEY *y, KEY *x, KEY *g, KEY *n, int gen_x);
+typedef int t_zencod_dh_compute_key (KEY *k, KEY *y, KEY *x, KEY *n);
+
+
+/*
+ * RNG API
+ */
+#define ZENBRIDGE_RNG_DIRECT           0
+#define ZENBRIDGE_RNG_SHA1             1
+typedef int t_zencod_rand_bytes (KEY *rand, unsigned int flags);
+
+
+/*
+ * Math API
+ */
+typedef int t_zencod_math_mod_exp (KEY *r, KEY *a, KEY *e, KEY *n);
+
+
+
+
+/*
+ * Symetric API
+ */
+/* Define a data structure for digests operations */
+typedef struct ZEN_data_st
+{
+       unsigned int HashBufferSize ;
+       unsigned char *HashBuffer ;
+} ZEN_MD_DATA ;
+
+/*
+ * Functions for Digest (MD5, SHA1) stuff
+ */
+/* output : output data buffer */
+/* input : input data buffer */
+/* algo : hash algorithm, MD5 or SHA1 */
+/* typedef int t_zencod_hash ( KEY *output, const KEY *input, int algo ) ;
+ * typedef int t_zencod_sha_hash ( KEY *output, const KEY *input, int algo ) ;
+ */
+/* For now separate this stuff that mad it easier to test */
+typedef int t_zencod_md5_init ( ZEN_MD_DATA *data ) ;
+typedef int t_zencod_md5_update ( ZEN_MD_DATA *data, const KEY *input ) ;
+typedef int t_zencod_md5_do_final ( ZEN_MD_DATA *data, KEY *output ) ;
+
+typedef int t_zencod_sha1_init ( ZEN_MD_DATA *data ) ;
+typedef int t_zencod_sha1_update ( ZEN_MD_DATA *data, const KEY *input ) ;
+typedef int t_zencod_sha1_do_final ( ZEN_MD_DATA *data, KEY *output ) ;
+
+
+/*
+ * Functions for Cipher (RC4, DES, 3DES) stuff
+ */
+/* output : output data buffer */
+/* input : input data buffer */
+/* key : rc4 key data */
+/* index_1 : value of index x from RC4 key structure */
+/* index_2 : value of index y from RC4 key structure */
+/* Be carefull : RC4 key should be expanded before calling this method (Should we provide an expand function ??) */
+typedef int t_zencod_rc4_cipher ( KEY *output, const KEY *input, const KEY *key,
+               unsigned char *index_1, unsigned char *index_2, int mode ) ;
+
+/* output : output data buffer */
+/* input : input data buffer */
+/* key_1 : des first key data */
+/* key_2 : des second key data */
+/* key_3 : des third key data */
+/* iv : initial vector */
+/* mode : xdes mode (encrypt or decrypt) */
+/* Be carefull : In DES mode key_1 = key_2 = key_3 (as far as i can see !!) */
+typedef int t_zencod_xdes_cipher ( KEY *output, const KEY *input, const KEY *key_1,
+               const KEY *key_2, const KEY *key_3, const KEY *iv, int mode ) ;
+
+
+#undef KEY
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* !_HW_ZENCOD_H_ */
diff --git a/demos/engines/zencod/hw_zencod_err.c b/demos/engines/zencod/hw_zencod_err.c
new file mode 100644 (file)
index 0000000..8ed0fff
--- /dev/null
@@ -0,0 +1,151 @@
+/* hw_zencod_err.c */
+/* ====================================================================
+ * Copyright (c) 1999-2002 The OpenSSL Project.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer. 
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ *    software must display the following acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission. For written permission, please contact
+ *    openssl-core@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ *    nor may "OpenSSL" appear in their names without prior written
+ *    permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com).  This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+/* NOTE: this file was auto generated by the mkerr.pl script: any changes
+ * made to it will be overwritten when the script next updates this file,
+ * only reason strings will be preserved.
+ */
+
+#include <stdio.h>
+#include <openssl/err.h>
+#include "hw_zencod_err.h"
+
+/* BEGIN ERROR CODES */
+#ifndef OPENSSL_NO_ERR
+static ERR_STRING_DATA ZENCOD_str_functs[]=
+       {
+{ERR_PACK(0,ZENCOD_F_ZENCOD_BN_MOD_EXP,0),     "ZENCOD_BN_MOD_EXP"},
+{ERR_PACK(0,ZENCOD_F_ZENCOD_CTRL,0),   "ZENCOD_CTRL"},
+{ERR_PACK(0,ZENCOD_F_ZENCOD_DH_COMPUTE,0),     "ZENCOD_DH_COMPUTE"},
+{ERR_PACK(0,ZENCOD_F_ZENCOD_DH_GENERATE,0),    "ZENCOD_DH_GENERATE"},
+{ERR_PACK(0,ZENCOD_F_ZENCOD_DSA_DO_SIGN,0),    "ZENCOD_DSA_DO_SIGN"},
+{ERR_PACK(0,ZENCOD_F_ZENCOD_DSA_DO_VERIFY,0),  "ZENCOD_DSA_DO_VERIFY"},
+{ERR_PACK(0,ZENCOD_F_ZENCOD_FINISH,0), "ZENCOD_FINISH"},
+{ERR_PACK(0,ZENCOD_F_ZENCOD_INIT,0),   "ZENCOD_INIT"},
+{ERR_PACK(0,ZENCOD_F_ZENCOD_RAND,0),   "ZENCOD_RAND"},
+{ERR_PACK(0,ZENCOD_F_ZENCOD_RSA_MOD_EXP,0),    "ZENCOD_RSA_MOD_EXP"},
+{ERR_PACK(0,ZENCOD_F_ZENCOD_RSA_MOD_EXP_CRT,0),        "ZENCOD_RSA_MOD_EXP_CRT"},
+{0,NULL}
+       };
+
+static ERR_STRING_DATA ZENCOD_str_reasons[]=
+       {
+{ZENCOD_R_ALREADY_LOADED                 ,"already loaded"},
+{ZENCOD_R_BAD_KEY_COMPONENTS             ,"bad key components"},
+{ZENCOD_R_BN_EXPAND_FAIL                 ,"bn expand fail"},
+{ZENCOD_R_CTRL_COMMAND_NOT_IMPLEMENTED   ,"ctrl command not implemented"},
+{ZENCOD_R_DSO_FAILURE                    ,"dso failure"},
+{ZENCOD_R_NOT_LOADED                     ,"not loaded"},
+{ZENCOD_R_REQUEST_FAILED                 ,"request failed"},
+{ZENCOD_R_UNIT_FAILURE                   ,"unit failure"},
+{0,NULL}
+       };
+
+#endif
+
+#ifdef ZENCOD_LIB_NAME
+static ERR_STRING_DATA ZENCOD_lib_name[]=
+        {
+{0     ,ZENCOD_LIB_NAME},
+{0,NULL}
+       };
+#endif
+
+
+static int ZENCOD_lib_error_code=0;
+static int ZENCOD_error_init=1;
+
+static void ERR_load_ZENCOD_strings(void)
+       {
+       if (ZENCOD_lib_error_code == 0)
+               ZENCOD_lib_error_code=ERR_get_next_error_library();
+
+       if (ZENCOD_error_init)
+               {
+               ZENCOD_error_init=0;
+#ifndef OPENSSL_NO_ERR
+               ERR_load_strings(ZENCOD_lib_error_code,ZENCOD_str_functs);
+               ERR_load_strings(ZENCOD_lib_error_code,ZENCOD_str_reasons);
+#endif
+
+#ifdef ZENCOD_LIB_NAME
+               ZENCOD_lib_name->error = ERR_PACK(ZENCOD_lib_error_code,0,0);
+               ERR_load_strings(0,ZENCOD_lib_name);
+#endif
+               }
+       }
+
+static void ERR_unload_ZENCOD_strings(void)
+       {
+       if (ZENCOD_error_init == 0)
+               {
+#ifndef OPENSSL_NO_ERR
+               ERR_unload_strings(ZENCOD_lib_error_code,ZENCOD_str_functs);
+               ERR_unload_strings(ZENCOD_lib_error_code,ZENCOD_str_reasons);
+#endif
+
+#ifdef ZENCOD_LIB_NAME
+               ERR_unload_strings(0,ZENCOD_lib_name);
+#endif
+               ZENCOD_error_init=1;
+               }
+       }
+
+static void ERR_ZENCOD_error(int function, int reason, char *file, int line)
+       {
+       if (ZENCOD_lib_error_code == 0)
+               ZENCOD_lib_error_code=ERR_get_next_error_library();
+       ERR_PUT_error(ZENCOD_lib_error_code,function,reason,file,line);
+       }
diff --git a/demos/engines/zencod/hw_zencod_err.h b/demos/engines/zencod/hw_zencod_err.h
new file mode 100644 (file)
index 0000000..1b5dcb5
--- /dev/null
@@ -0,0 +1,95 @@
+/* ====================================================================
+ * Copyright (c) 2001-2002 The OpenSSL Project.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer. 
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ *    software must display the following acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission. For written permission, please contact
+ *    openssl-core@openssl.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ *    nor may "OpenSSL" appear in their names without prior written
+ *    permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com).  This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#ifndef HEADER_ZENCOD_ERR_H
+#define HEADER_ZENCOD_ERR_H
+
+/* BEGIN ERROR CODES */
+/* The following lines are auto generated by the script mkerr.pl. Any changes
+ * made after this point may be overwritten when the script is next run.
+ */
+static void ERR_load_ZENCOD_strings(void);
+static void ERR_unload_ZENCOD_strings(void);
+static void ERR_ZENCOD_error(int function, int reason, char *file, int line);
+#define ZENCODerr(f,r) ERR_ZENCOD_error((f),(r),__FILE__,__LINE__)
+
+/* Error codes for the ZENCOD functions. */
+
+/* Function codes. */
+#define ZENCOD_F_ZENCOD_BN_MOD_EXP                      100
+#define ZENCOD_F_ZENCOD_CTRL                            101
+#define ZENCOD_F_ZENCOD_DH_COMPUTE                      102
+#define ZENCOD_F_ZENCOD_DH_GENERATE                     103
+#define ZENCOD_F_ZENCOD_DSA_DO_SIGN                     104
+#define ZENCOD_F_ZENCOD_DSA_DO_VERIFY                   105
+#define ZENCOD_F_ZENCOD_FINISH                          106
+#define ZENCOD_F_ZENCOD_INIT                            107
+#define ZENCOD_F_ZENCOD_RAND                            108
+#define ZENCOD_F_ZENCOD_RSA_MOD_EXP                     109
+#define ZENCOD_F_ZENCOD_RSA_MOD_EXP_CRT                         110
+
+/* Reason codes. */
+#define ZENCOD_R_ALREADY_LOADED                                 100
+#define ZENCOD_R_BAD_KEY_COMPONENTS                     101
+#define ZENCOD_R_BN_EXPAND_FAIL                                 102
+#define ZENCOD_R_CTRL_COMMAND_NOT_IMPLEMENTED           103
+#define ZENCOD_R_DSO_FAILURE                            104
+#define ZENCOD_R_NOT_LOADED                             105
+#define ZENCOD_R_REQUEST_FAILED                                 106
+#define ZENCOD_R_UNIT_FAILURE                           107
+
+#ifdef  __cplusplus
+}
+#endif
+#endif