APPS=
LIB=$(TOP)/libcrypto.a
-LIBSRC= engine_err.c engine_lib.c engine_list.c engine_all.c engine_openssl.c \
- engine_dyn.c engine_evp.c \
+LIBSRC= eng_err.c eng_lib.c eng_list.c eng_all.c eng_openssl.c \
+ eng_dyn.c eng_evp.c \
hw_atalla.c hw_cswift.c hw_ncipher.c hw_nuron.c hw_ubsec.c \
hw_openbsd_dev_crypto.c
-LIBOBJ= engine_err.o engine_lib.o engine_list.o engine_all.o engine_openssl.o \
- engine_dyn.o engine_evp.o \
+LIBOBJ= eng_err.o eng_lib.o eng_list.o eng_all.o eng_openssl.o \
+ eng_dyn.o eng_evp.o \
hw_atalla.o hw_cswift.o hw_ncipher.o hw_nuron.o hw_ubsec.o \
hw_openbsd_dev_crypto.o
# DO NOT DELETE THIS LINE -- make depend depends on it.
-engine_all.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
-engine_all.o: ../../include/openssl/bn.h ../../include/openssl/crypto.h
-engine_all.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
-engine_all.o: ../../include/openssl/e_os2.h ../../include/openssl/engine.h
-engine_all.o: ../../include/openssl/err.h ../../include/openssl/lhash.h
-engine_all.o: ../../include/openssl/opensslconf.h
-engine_all.o: ../../include/openssl/opensslv.h ../../include/openssl/rand.h
-engine_all.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
-engine_all.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
-engine_all.o: ../../include/openssl/types.h ../../include/openssl/ui.h
-engine_all.o: engine_all.c engine_int.h
-engine_dyn.o: ../../e_os.h ../../include/openssl/asn1.h
-engine_dyn.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
-engine_dyn.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
-engine_dyn.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
-engine_dyn.o: ../../include/openssl/dso.h ../../include/openssl/e_os2.h
-engine_dyn.o: ../../include/openssl/engine.h ../../include/openssl/err.h
-engine_dyn.o: ../../include/openssl/lhash.h ../../include/openssl/opensslconf.h
-engine_dyn.o: ../../include/openssl/opensslv.h ../../include/openssl/rand.h
-engine_dyn.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
-engine_dyn.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
-engine_dyn.o: ../../include/openssl/types.h ../../include/openssl/ui.h
-engine_dyn.o: ../cryptlib.h engine_dyn.c engine_int.h
-engine_err.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
-engine_err.o: ../../include/openssl/bn.h ../../include/openssl/crypto.h
-engine_err.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
-engine_err.o: ../../include/openssl/e_os2.h ../../include/openssl/engine.h
-engine_err.o: ../../include/openssl/err.h ../../include/openssl/lhash.h
-engine_err.o: ../../include/openssl/opensslconf.h
-engine_err.o: ../../include/openssl/opensslv.h ../../include/openssl/rand.h
-engine_err.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
-engine_err.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
-engine_err.o: ../../include/openssl/types.h ../../include/openssl/ui.h
-engine_err.o: engine_err.c
-engine_evp.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
-engine_evp.o: ../../include/openssl/bn.h ../../include/openssl/crypto.h
-engine_evp.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
-engine_evp.o: ../../include/openssl/e_os2.h ../../include/openssl/engine.h
-engine_evp.o: ../../include/openssl/err.h ../../include/openssl/evp.h
-engine_evp.o: ../../include/openssl/lhash.h ../../include/openssl/obj_mac.h
-engine_evp.o: ../../include/openssl/objects.h
-engine_evp.o: ../../include/openssl/opensslconf.h
-engine_evp.o: ../../include/openssl/opensslv.h ../../include/openssl/rand.h
-engine_evp.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
-engine_evp.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
-engine_evp.o: ../../include/openssl/types.h ../../include/openssl/ui.h
-engine_evp.o: engine_evp.c engine_int.h
-engine_lib.o: ../../e_os.h ../../include/openssl/asn1.h
-engine_lib.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
-engine_lib.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
-engine_lib.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
-engine_lib.o: ../../include/openssl/e_os2.h ../../include/openssl/engine.h
-engine_lib.o: ../../include/openssl/err.h ../../include/openssl/lhash.h
-engine_lib.o: ../../include/openssl/opensslconf.h
-engine_lib.o: ../../include/openssl/opensslv.h ../../include/openssl/rand.h
-engine_lib.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
-engine_lib.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
-engine_lib.o: ../../include/openssl/types.h ../../include/openssl/ui.h
-engine_lib.o: ../cryptlib.h engine_int.h engine_lib.c
-engine_list.o: ../../e_os.h ../../include/openssl/asn1.h
-engine_list.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
-engine_list.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
-engine_list.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
-engine_list.o: ../../include/openssl/e_os2.h ../../include/openssl/engine.h
-engine_list.o: ../../include/openssl/err.h ../../include/openssl/lhash.h
-engine_list.o: ../../include/openssl/opensslconf.h
-engine_list.o: ../../include/openssl/opensslv.h ../../include/openssl/rand.h
-engine_list.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
-engine_list.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
-engine_list.o: ../../include/openssl/types.h ../../include/openssl/ui.h
-engine_list.o: ../cryptlib.h engine_int.h engine_list.c
-engine_openssl.o: ../../e_os.h ../../include/openssl/asn1.h
-engine_openssl.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
-engine_openssl.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
-engine_openssl.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
-engine_openssl.o: ../../include/openssl/dso.h ../../include/openssl/e_os2.h
-engine_openssl.o: ../../include/openssl/engine.h ../../include/openssl/err.h
-engine_openssl.o: ../../include/openssl/lhash.h
-engine_openssl.o: ../../include/openssl/opensslconf.h
-engine_openssl.o: ../../include/openssl/opensslv.h ../../include/openssl/rand.h
-engine_openssl.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
-engine_openssl.o: ../../include/openssl/stack.h
-engine_openssl.o: ../../include/openssl/symhacks.h
-engine_openssl.o: ../../include/openssl/types.h ../../include/openssl/ui.h
-engine_openssl.o: ../cryptlib.h engine_openssl.c
+eng_all.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
+eng_all.o: ../../include/openssl/bn.h ../../include/openssl/crypto.h
+eng_all.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
+eng_all.o: ../../include/openssl/e_os2.h ../../include/openssl/engine.h
+eng_all.o: ../../include/openssl/err.h ../../include/openssl/lhash.h
+eng_all.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
+eng_all.o: ../../include/openssl/rand.h ../../include/openssl/rsa.h
+eng_all.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+eng_all.o: ../../include/openssl/symhacks.h ../../include/openssl/types.h
+eng_all.o: ../../include/openssl/ui.h eng_all.c eng_int.h
+eng_dyn.o: ../../e_os.h ../../include/openssl/asn1.h
+eng_dyn.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
+eng_dyn.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
+eng_dyn.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
+eng_dyn.o: ../../include/openssl/dso.h ../../include/openssl/e_os2.h
+eng_dyn.o: ../../include/openssl/engine.h ../../include/openssl/err.h
+eng_dyn.o: ../../include/openssl/lhash.h ../../include/openssl/opensslconf.h
+eng_dyn.o: ../../include/openssl/opensslv.h ../../include/openssl/rand.h
+eng_dyn.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
+eng_dyn.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
+eng_dyn.o: ../../include/openssl/types.h ../../include/openssl/ui.h
+eng_dyn.o: ../cryptlib.h eng_dyn.c eng_int.h
+eng_err.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
+eng_err.o: ../../include/openssl/bn.h ../../include/openssl/crypto.h
+eng_err.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
+eng_err.o: ../../include/openssl/e_os2.h ../../include/openssl/engine.h
+eng_err.o: ../../include/openssl/err.h ../../include/openssl/lhash.h
+eng_err.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
+eng_err.o: ../../include/openssl/rand.h ../../include/openssl/rsa.h
+eng_err.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+eng_err.o: ../../include/openssl/symhacks.h ../../include/openssl/types.h
+eng_err.o: ../../include/openssl/ui.h eng_err.c
+eng_evp.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
+eng_evp.o: ../../include/openssl/bn.h ../../include/openssl/crypto.h
+eng_evp.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
+eng_evp.o: ../../include/openssl/e_os2.h ../../include/openssl/engine.h
+eng_evp.o: ../../include/openssl/err.h ../../include/openssl/evp.h
+eng_evp.o: ../../include/openssl/lhash.h ../../include/openssl/obj_mac.h
+eng_evp.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h
+eng_evp.o: ../../include/openssl/opensslv.h ../../include/openssl/rand.h
+eng_evp.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
+eng_evp.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
+eng_evp.o: ../../include/openssl/types.h ../../include/openssl/ui.h eng_evp.c
+eng_evp.o: eng_int.h
+eng_lib.o: ../../e_os.h ../../include/openssl/asn1.h
+eng_lib.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
+eng_lib.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
+eng_lib.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
+eng_lib.o: ../../include/openssl/e_os2.h ../../include/openssl/engine.h
+eng_lib.o: ../../include/openssl/err.h ../../include/openssl/lhash.h
+eng_lib.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
+eng_lib.o: ../../include/openssl/rand.h ../../include/openssl/rsa.h
+eng_lib.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+eng_lib.o: ../../include/openssl/symhacks.h ../../include/openssl/types.h
+eng_lib.o: ../../include/openssl/ui.h ../cryptlib.h eng_int.h eng_lib.c
+eng_list.o: ../../e_os.h ../../include/openssl/asn1.h
+eng_list.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
+eng_list.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
+eng_list.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
+eng_list.o: ../../include/openssl/e_os2.h ../../include/openssl/engine.h
+eng_list.o: ../../include/openssl/err.h ../../include/openssl/lhash.h
+eng_list.o: ../../include/openssl/opensslconf.h
+eng_list.o: ../../include/openssl/opensslv.h ../../include/openssl/rand.h
+eng_list.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
+eng_list.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
+eng_list.o: ../../include/openssl/types.h ../../include/openssl/ui.h
+eng_list.o: ../cryptlib.h eng_int.h eng_list.c
+eng_openssl.o: ../../e_os.h ../../include/openssl/asn1.h
+eng_openssl.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
+eng_openssl.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
+eng_openssl.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h
+eng_openssl.o: ../../include/openssl/dso.h ../../include/openssl/e_os2.h
+eng_openssl.o: ../../include/openssl/engine.h ../../include/openssl/err.h
+eng_openssl.o: ../../include/openssl/lhash.h
+eng_openssl.o: ../../include/openssl/opensslconf.h
+eng_openssl.o: ../../include/openssl/opensslv.h ../../include/openssl/rand.h
+eng_openssl.o: ../../include/openssl/rsa.h ../../include/openssl/safestack.h
+eng_openssl.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
+eng_openssl.o: ../../include/openssl/types.h ../../include/openssl/ui.h
+eng_openssl.o: ../cryptlib.h eng_openssl.c
hw_atalla.o: ../../e_os.h ../../include/openssl/asn1.h
hw_atalla.o: ../../include/openssl/bio.h ../../include/openssl/bn.h
hw_atalla.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h
--- /dev/null
+/* crypto/engine/engine_lib.c */
+/* Written by Geoff Thorpe (geoff@geoffthorpe.net) 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).
+ *
+ */
+
+#include <openssl/crypto.h>
+#include "cryptlib.h"
+#include "eng_int.h"
+#include <openssl/engine.h>
+
+/* These pointers each have their own "functional reference" when they
+ * are non-NULL. Similarly, when they are retrieved by a call to
+ * ENGINE_get_default_[RSA|DSA|...] the returned pointer is also a
+ * reference and the caller is responsible for freeing that when they
+ * are finished with it (with a call to ENGINE_finish() *NOT* just
+ * ENGINE_free()!!!!!!). */
+#ifndef OPENSSL_NO_RSA
+static ENGINE *engine_def_rsa = NULL;
+#endif
+#ifndef OPENSSL_NO_DSA
+static ENGINE *engine_def_dsa = NULL;
+#endif
+#ifndef OPENSSL_NO_DH
+static ENGINE *engine_def_dh = NULL;
+#endif
+static ENGINE *engine_def_rand = NULL;
+static ENGINE *engine_def_bn_mod_exp = NULL;
+static ENGINE *engine_def_bn_mod_exp_crt = NULL;
+/* A static "once-only" flag used to control if/when the above were
+ * initialised to suitable start-up defaults. */
+static int engine_def_flag = 0;
+
+/* When querying a ENGINE-specific control command's 'description', this string
+ * is used if the ENGINE_CMD_DEFN has cmd_desc set to NULL. */
+static const char *int_no_description = "";
+
+/* This is used in certain static utility functions to save code
+ * repetition for per-algorithm functions. */
+typedef enum {
+ ENGINE_TYPE_RSA,
+ ENGINE_TYPE_DSA,
+ ENGINE_TYPE_DH,
+ ENGINE_TYPE_RAND,
+ ENGINE_TYPE_BN_MOD_EXP,
+ ENGINE_TYPE_BN_MOD_EXP_CRT
+ } ENGINE_TYPE;
+
+static void engine_def_check_util(ENGINE **def, ENGINE *val)
+ {
+ *def = val;
+ val->struct_ref++;
+ val->funct_ref++;
+ engine_ref_debug(val, 0, 1)
+ engine_ref_debug(val, 1, 1)
+ }
+
+/* In a slight break with convention - this static function must be
+ * called *outside* any locking of CRYPTO_LOCK_ENGINE. */
+static void engine_def_check(void)
+ {
+ ENGINE *e;
+ if(engine_def_flag)
+ return;
+ e = ENGINE_get_first();
+ if(e == NULL)
+ /* The list is empty ... not much we can do! */
+ return;
+ /* We have a structural reference, see if getting a functional
+ * reference is possible. This is done to cope with init errors
+ * in the engine - the following locked code does a bunch of
+ * manual "ENGINE_init"s which do *not* allow such an init
+ * error so this is worth doing. */
+ if(ENGINE_init(e))
+ {
+ CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
+ /* Doing another check here prevents an obvious race
+ * condition because the whole function itself cannot
+ * be locked. */
+ if(engine_def_flag)
+ goto skip_set_defaults;
+ /* OK, we got a functional reference, so we get one each
+ * for the defaults too. */
+#ifndef OPENSSL_NO_RSA
+ engine_def_check_util(&engine_def_rsa, e);
+#endif
+#ifndef OPENSSL_NO_DSA
+ engine_def_check_util(&engine_def_dsa, e);
+#endif
+#ifndef OPENSSL_NO_DH
+ engine_def_check_util(&engine_def_dh, e);
+#endif
+ engine_def_check_util(&engine_def_rand, e);
+ engine_def_check_util(&engine_def_bn_mod_exp, e);
+ engine_def_check_util(&engine_def_bn_mod_exp_crt, e);
+ engine_def_flag = 1;
+skip_set_defaults:
+ CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
+ /* The "if" needs to be balanced out. */
+ ENGINE_finish(e);
+ }
+ /* We need to balance out the fact we obtained a structural
+ * reference to begin with from ENGINE_get_first(). */
+ ENGINE_free(e);
+ }
+
+/* Initialise a engine type for use (or up its functional reference count
+ * if it's already in use). */
+int ENGINE_init(ENGINE *e)
+ {
+ int to_return = 1;
+
+ if(e == NULL)
+ {
+ ENGINEerr(ENGINE_F_ENGINE_INIT,ERR_R_PASSED_NULL_PARAMETER);
+ return 0;
+ }
+ CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
+ if((e->funct_ref == 0) && e->init)
+ /* This is the first functional reference and the engine
+ * requires initialisation so we do it now. */
+ to_return = e->init(e);
+ if(to_return)
+ {
+ /* OK, we return a functional reference which is also a
+ * structural reference. */
+ e->struct_ref++;
+ e->funct_ref++;
+ engine_ref_debug(e, 0, 1)
+ engine_ref_debug(e, 1, 1)
+ }
+ CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
+ return to_return;
+ }
+
+/* Free a functional reference to a engine type */
+int ENGINE_finish(ENGINE *e)
+ {
+ int to_return = 1;
+
+ if(e == NULL)
+ {
+ ENGINEerr(ENGINE_F_ENGINE_FINISH,ERR_R_PASSED_NULL_PARAMETER);
+ return 0;
+ }
+ CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
+ /* Reduce the functional reference count here so if it's the terminating
+ * case, we can release the lock safely and call the finish() handler
+ * without risk of a race. We get a race if we leave the count until
+ * after and something else is calling "finish" at the same time -
+ * there's a chance that both threads will together take the count from
+ * 2 to 0 without either calling finish(). */
+ e->funct_ref--;
+ engine_ref_debug(e, 1, -1)
+ if((e->funct_ref == 0) && e->finish)
+ {
+ CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
+ if(!(to_return = e->finish(e)))
+ {
+ ENGINEerr(ENGINE_F_ENGINE_FINISH,ENGINE_R_FINISH_FAILED);
+ return 0;
+ }
+ }
+ else
+ CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
+#ifdef REF_CHECK
+ if(e->funct_ref < 0)
+ {
+ fprintf(stderr,"ENGINE_finish, bad functional reference count\n");
+ abort();
+ }
+#endif
+ /* Release the structural reference too */
+ if(!ENGINE_free(e))
+ {
+ ENGINEerr(ENGINE_F_ENGINE_FINISH,ENGINE_R_FINISH_FAILED);
+ return 0;
+ }
+ return to_return;
+ }
+
+EVP_PKEY *ENGINE_load_private_key(ENGINE *e, const char *key_id,
+ UI_METHOD *ui_method, void *callback_data)
+ {
+ EVP_PKEY *pkey;
+
+ if(e == NULL)
+ {
+ ENGINEerr(ENGINE_F_ENGINE_LOAD_PRIVATE_KEY,
+ ERR_R_PASSED_NULL_PARAMETER);
+ return 0;
+ }
+ CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
+ if(e->funct_ref == 0)
+ {
+ CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
+ ENGINEerr(ENGINE_F_ENGINE_LOAD_PRIVATE_KEY,
+ ENGINE_R_NOT_INITIALISED);
+ return 0;
+ }
+ CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
+ if (!e->load_privkey)
+ {
+ ENGINEerr(ENGINE_F_ENGINE_LOAD_PRIVATE_KEY,
+ ENGINE_R_NO_LOAD_FUNCTION);
+ return 0;
+ }
+ pkey = e->load_privkey(e, key_id, ui_method, callback_data);
+ if (!pkey)
+ {
+ ENGINEerr(ENGINE_F_ENGINE_LOAD_PRIVATE_KEY,
+ ENGINE_R_FAILED_LOADING_PRIVATE_KEY);
+ return 0;
+ }
+ return pkey;
+ }
+
+EVP_PKEY *ENGINE_load_public_key(ENGINE *e, const char *key_id,
+ UI_METHOD *ui_method, void *callback_data)
+ {
+ EVP_PKEY *pkey;
+
+ if(e == NULL)
+ {
+ ENGINEerr(ENGINE_F_ENGINE_LOAD_PUBLIC_KEY,
+ ERR_R_PASSED_NULL_PARAMETER);
+ return 0;
+ }
+ CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
+ if(e->funct_ref == 0)
+ {
+ CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
+ ENGINEerr(ENGINE_F_ENGINE_LOAD_PUBLIC_KEY,
+ ENGINE_R_NOT_INITIALISED);
+ return 0;
+ }
+ CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
+ if (!e->load_pubkey)
+ {
+ ENGINEerr(ENGINE_F_ENGINE_LOAD_PUBLIC_KEY,
+ ENGINE_R_NO_LOAD_FUNCTION);
+ return 0;
+ }
+ pkey = e->load_pubkey(e, key_id, ui_method, callback_data);
+ if (!pkey)
+ {
+ ENGINEerr(ENGINE_F_ENGINE_LOAD_PUBLIC_KEY,
+ ENGINE_R_FAILED_LOADING_PUBLIC_KEY);
+ return 0;
+ }
+ return pkey;
+ }
+
+/* These internal functions handle 'CMD'-related control commands when the
+ * ENGINE in question has asked us to take care of it (ie. the ENGINE did not
+ * set the ENGINE_FLAGS_MANUAL_CMD_CTRL flag. */
+
+static int int_ctrl_cmd_is_null(const ENGINE_CMD_DEFN *defn)
+ {
+ if((defn->cmd_num == 0) || (defn->cmd_name == NULL))
+ return 1;
+ return 0;
+ }
+
+static int int_ctrl_cmd_by_name(const ENGINE_CMD_DEFN *defn, const char *s)
+ {
+ int idx = 0;
+ while(!int_ctrl_cmd_is_null(defn) && (strcmp(defn->cmd_name, s) != 0))
+ {
+ idx++;
+ defn++;
+ }
+ if(int_ctrl_cmd_is_null(defn))
+ /* The given name wasn't found */
+ return -1;
+ return idx;
+ }
+
+static int int_ctrl_cmd_by_num(const ENGINE_CMD_DEFN *defn, unsigned int num)
+ {
+ int idx = 0;
+ /* NB: It is stipulated that 'cmd_defn' lists are ordered by cmd_num. So
+ * our searches don't need to take any longer than necessary. */
+ while(!int_ctrl_cmd_is_null(defn) && (defn->cmd_num < num))
+ {
+ idx++;
+ defn++;
+ }
+ if(defn->cmd_num == num)
+ return idx;
+ /* The given cmd_num wasn't found */
+ return -1;
+ }
+
+static int int_ctrl_helper(ENGINE *e, int cmd, long i, void *p, void (*f)())
+ {
+ int idx;
+ char *s = (char *)p;
+ /* Take care of the easy one first (eg. it requires no searches) */
+ if(cmd == ENGINE_CTRL_GET_FIRST_CMD_TYPE)
+ {
+ if((e->cmd_defns == NULL) || int_ctrl_cmd_is_null(e->cmd_defns))
+ return 0;
+ return e->cmd_defns->cmd_num;
+ }
+ /* One or two commands require that "p" be a valid string buffer */
+ if((cmd == ENGINE_CTRL_GET_CMD_FROM_NAME) ||
+ (cmd == ENGINE_CTRL_GET_NAME_FROM_CMD) ||
+ (cmd == ENGINE_CTRL_GET_DESC_FROM_CMD))
+ {
+ if(s == NULL)
+ {
+ ENGINEerr(ENGINE_F_INT_CTRL_HELPER,
+ ERR_R_PASSED_NULL_PARAMETER);
+ return -1;
+ }
+ }
+ /* Now handle cmd_name -> cmd_num conversion */
+ if(cmd == ENGINE_CTRL_GET_CMD_FROM_NAME)
+ {
+ if((e->cmd_defns == NULL) || ((idx = int_ctrl_cmd_by_name(
+ e->cmd_defns, s)) < 0))
+ {
+ ENGINEerr(ENGINE_F_INT_CTRL_HELPER,
+ ENGINE_R_INVALID_CMD_NAME);
+ return -1;
+ }
+ return e->cmd_defns[idx].cmd_num;
+ }
+ /* For the rest of the commands, the 'long' argument must specify a
+ * valie command number - so we need to conduct a search. */
+ if((e->cmd_defns == NULL) || ((idx = int_ctrl_cmd_by_num(e->cmd_defns,
+ (unsigned int)i)) < 0))
+ {
+ ENGINEerr(ENGINE_F_INT_CTRL_HELPER,
+ ENGINE_R_INVALID_CMD_NUMBER);
+ return -1;
+ }
+ /* Now the logic splits depending on command type */
+ switch(cmd)
+ {
+ case ENGINE_CTRL_GET_NEXT_CMD_TYPE:
+ idx++;
+ if(int_ctrl_cmd_is_null(e->cmd_defns + idx))
+ /* end-of-list */
+ return 0;
+ else
+ return e->cmd_defns[idx].cmd_num;
+ case ENGINE_CTRL_GET_NAME_LEN_FROM_CMD:
+ return strlen(e->cmd_defns[idx].cmd_name);
+ case ENGINE_CTRL_GET_NAME_FROM_CMD:
+ return sprintf(s, "%s", e->cmd_defns[idx].cmd_name);
+ case ENGINE_CTRL_GET_DESC_LEN_FROM_CMD:
+ if(e->cmd_defns[idx].cmd_desc)
+ return strlen(e->cmd_defns[idx].cmd_desc);
+ return strlen(int_no_description);
+ case ENGINE_CTRL_GET_DESC_FROM_CMD:
+ if(e->cmd_defns[idx].cmd_desc)
+ return sprintf(s, "%s", e->cmd_defns[idx].cmd_desc);
+ return sprintf(s, "%s", int_no_description);
+ case ENGINE_CTRL_GET_CMD_FLAGS:
+ return e->cmd_defns[idx].cmd_flags;
+ }
+ /* Shouldn't really be here ... */
+ ENGINEerr(ENGINE_F_INT_CTRL_HELPER,ENGINE_R_INTERNAL_LIST_ERROR);
+ return -1;
+ }
+
+int ENGINE_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)())
+ {
+ int ctrl_exists, ref_exists;
+ if(e == NULL)
+ {
+ ENGINEerr(ENGINE_F_ENGINE_CTRL,ERR_R_PASSED_NULL_PARAMETER);
+ return 0;
+ }
+ CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
+ ref_exists = ((e->struct_ref > 0) ? 1 : 0);
+ CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
+ ctrl_exists = ((e->ctrl == NULL) ? 0 : 1);
+ if(!ref_exists)
+ {
+ ENGINEerr(ENGINE_F_ENGINE_CTRL,ENGINE_R_NO_REFERENCE);
+ return 0;
+ }
+ /* Intercept any "root-level" commands before trying to hand them on to
+ * ctrl() handlers. */
+ switch(cmd)
+ {
+ case ENGINE_CTRL_HAS_CTRL_FUNCTION:
+ return ctrl_exists;
+ case ENGINE_CTRL_GET_FIRST_CMD_TYPE:
+ case ENGINE_CTRL_GET_NEXT_CMD_TYPE:
+ case ENGINE_CTRL_GET_CMD_FROM_NAME:
+ case ENGINE_CTRL_GET_NAME_LEN_FROM_CMD:
+ case ENGINE_CTRL_GET_NAME_FROM_CMD:
+ case ENGINE_CTRL_GET_DESC_LEN_FROM_CMD:
+ case ENGINE_CTRL_GET_DESC_FROM_CMD:
+ case ENGINE_CTRL_GET_CMD_FLAGS:
+ if(ctrl_exists && !(e->flags & ENGINE_FLAGS_MANUAL_CMD_CTRL))
+ return int_ctrl_helper(e,cmd,i,p,f);
+ if(!ctrl_exists)
+ {
+ ENGINEerr(ENGINE_F_ENGINE_CTRL,ENGINE_R_NO_CONTROL_FUNCTION);
+ /* For these cmd-related functions, failure is indicated
+ * by a -1 return value (because 0 is used as a valid
+ * return in some places). */
+ return -1;
+ }
+ default:
+ break;
+ }
+ /* Anything else requires a ctrl() handler to exist. */
+ if(!ctrl_exists)
+ {
+ ENGINEerr(ENGINE_F_ENGINE_CTRL,ENGINE_R_NO_CONTROL_FUNCTION);
+ return 0;
+ }
+ return e->ctrl(e, cmd, i, p, f);
+ }
+
+int ENGINE_cmd_is_executable(ENGINE *e, int cmd)
+ {
+ int flags;
+ if((flags = ENGINE_ctrl(e, ENGINE_CTRL_GET_CMD_FLAGS, cmd, NULL, NULL)) < 0)
+ {
+ ENGINEerr(ENGINE_F_ENGINE_CMD_IS_EXECUTABLE,
+ ENGINE_R_INVALID_CMD_NUMBER);
+ return 0;
+ }
+ if(!(flags & ENGINE_CMD_FLAG_NO_INPUT) &&
+ !(flags & ENGINE_CMD_FLAG_NUMERIC) &&
+ !(flags & ENGINE_CMD_FLAG_STRING))
+ return 0;
+ return 1;
+ }
+
+int ENGINE_ctrl_cmd(ENGINE *e, const char *cmd_name,
+ long i, void *p, void (*f)(), int cmd_optional)
+ {
+ int num;
+
+ if((e == NULL) || (cmd_name == NULL))
+ {
+ ENGINEerr(ENGINE_F_ENGINE_CTRL_CMD_STRING,
+ ERR_R_PASSED_NULL_PARAMETER);
+ return 0;
+ }
+ if((e->ctrl == NULL) || ((num = ENGINE_ctrl(e,
+ ENGINE_CTRL_GET_CMD_FROM_NAME,
+ 0, (void *)cmd_name, NULL)) <= 0))
+ {
+ /* If the command didn't *have* to be supported, we fake
+ * success. This allows certain settings to be specified for
+ * multiple ENGINEs and only require a change of ENGINE id
+ * (without having to selectively apply settings). Eg. changing
+ * from a hardware device back to the regular software ENGINE
+ * without editing the config file, etc. */
+ if(cmd_optional)
+ {
+ ERR_clear_error();
+ return 1;
+ }
+ ENGINEerr(ENGINE_F_ENGINE_CTRL_CMD,
+ ENGINE_R_INVALID_CMD_NAME);
+ return 0;
+ }
+ /* Force the result of the control command to 0 or 1, for the reasons
+ * mentioned before. */
+ if (ENGINE_ctrl(e, num, i, p, f))
+ return 1;
+ return 0;
+ }
+
+int ENGINE_ctrl_cmd_string(ENGINE *e, const char *cmd_name, const char *arg,
+ int cmd_optional)
+ {
+ int num, flags;
+ long l;
+ char *ptr;
+ if((e == NULL) || (cmd_name == NULL))
+ {
+ ENGINEerr(ENGINE_F_ENGINE_CTRL_CMD_STRING,
+ ERR_R_PASSED_NULL_PARAMETER);
+ return 0;
+ }
+ if((e->ctrl == NULL) || ((num = ENGINE_ctrl(e,
+ ENGINE_CTRL_GET_CMD_FROM_NAME,
+ 0, (void *)cmd_name, NULL)) <= 0))
+ {
+ /* If the command didn't *have* to be supported, we fake
+ * success. This allows certain settings to be specified for
+ * multiple ENGINEs and only require a change of ENGINE id
+ * (without having to selectively apply settings). Eg. changing
+ * from a hardware device back to the regular software ENGINE
+ * without editing the config file, etc. */
+ if(cmd_optional)
+ {
+ ERR_clear_error();
+ return 1;
+ }
+ ENGINEerr(ENGINE_F_ENGINE_CTRL_CMD_STRING,
+ ENGINE_R_INVALID_CMD_NAME);
+ return 0;
+ }
+ if(!ENGINE_cmd_is_executable(e, num))
+ {
+ ENGINEerr(ENGINE_F_ENGINE_CTRL_CMD_STRING,
+ ENGINE_R_CMD_NOT_EXECUTABLE);
+ return 0;
+ }
+ if((flags = ENGINE_ctrl(e, ENGINE_CTRL_GET_CMD_FLAGS, num, NULL, NULL)) < 0)
+ {
+ /* Shouldn't happen, given that ENGINE_cmd_is_executable()
+ * returned success. */
+ ENGINEerr(ENGINE_F_ENGINE_CTRL_CMD_STRING,
+ ENGINE_R_INTERNAL_LIST_ERROR);
+ return 0;
+ }
+ /* If the command takes no input, there must be no input. And vice
+ * versa. */
+ if(flags & ENGINE_CMD_FLAG_NO_INPUT)
+ {
+ if(arg != NULL)
+ {
+ ENGINEerr(ENGINE_F_ENGINE_CTRL_CMD_STRING,
+ ENGINE_R_COMMAND_TAKES_NO_INPUT);
+ return 0;
+ }
+ /* We deliberately force the result of ENGINE_ctrl() to 0 or 1
+ * rather than returning it as "return data". This is to ensure
+ * usage of these commands is consistent across applications and
+ * that certain applications don't understand it one way, and
+ * others another. */
+ if(ENGINE_ctrl(e, num, 0, (void *)arg, NULL))
+ return 1;
+ return 0;
+ }
+ /* So, we require input */
+ if(arg == NULL)
+ {
+ ENGINEerr(ENGINE_F_ENGINE_CTRL_CMD_STRING,
+ ENGINE_R_COMMAND_TAKES_INPUT);
+ return 0;
+ }
+ /* If it takes string input, that's easy */
+ if(flags & ENGINE_CMD_FLAG_STRING)
+ {
+ /* Same explanation as above */
+ if(ENGINE_ctrl(e, num, 0, (void *)arg, NULL))
+ return 1;
+ return 0;
+ }
+ /* If it doesn't take numeric either, then it is unsupported for use in
+ * a config-setting situation, which is what this function is for. This
+ * should never happen though, because ENGINE_cmd_is_executable() was
+ * used. */
+ if(!(flags & ENGINE_CMD_FLAG_NUMERIC))
+ {
+ ENGINEerr(ENGINE_F_ENGINE_CTRL_CMD_STRING,
+ ENGINE_R_INTERNAL_LIST_ERROR);
+ return 0;
+ }
+ l = strtol(arg, &ptr, 10);
+ if((arg == ptr) || (*ptr != '\0'))
+ {
+ ENGINEerr(ENGINE_F_ENGINE_CTRL_CMD_STRING,
+ ENGINE_R_ARGUMENT_IS_NOT_A_NUMBER);
+ return 0;
+ }
+ /* Force the result of the control command to 0 or 1, for the reasons
+ * mentioned before. */
+ if(ENGINE_ctrl(e, num, l, NULL, NULL))
+ return 1;
+ return 0;
+ }
+
+static ENGINE *engine_get_default_type(ENGINE_TYPE t)
+ {
+ ENGINE *ret = NULL;
+
+ /* engine_def_check is lean and mean and won't replace any
+ * prior default engines ... so we must ensure that it is always
+ * the first function to get to touch the default values. */
+ engine_def_check();
+ CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
+ switch(t)
+ {
+#ifndef OPENSSL_NO_RSA
+ case ENGINE_TYPE_RSA:
+ ret = engine_def_rsa; break;
+#endif
+#ifndef OPENSSL_NO_DSA
+ case ENGINE_TYPE_DSA:
+ ret = engine_def_dsa; break;
+#endif
+#ifndef OPENSSL_NO_DH
+ case ENGINE_TYPE_DH:
+ ret = engine_def_dh; break;
+#endif
+ case ENGINE_TYPE_RAND:
+ ret = engine_def_rand; break;
+ case ENGINE_TYPE_BN_MOD_EXP:
+ ret = engine_def_bn_mod_exp; break;
+ case ENGINE_TYPE_BN_MOD_EXP_CRT:
+ ret = engine_def_bn_mod_exp_crt; break;
+ default:
+ break;
+ }
+ /* Unforunately we can't do this work outside the lock with a
+ * call to ENGINE_init() because that would leave a race
+ * condition open. */
+ if(ret)
+ {
+ ret->struct_ref++;
+ ret->funct_ref++;
+ engine_ref_debug(ret, 0, 1)
+ engine_ref_debug(ret, 1, 1)
+ }
+ CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
+ return ret;
+ }
+
+#ifndef OPENSSL_NO_RSA
+ENGINE *ENGINE_get_default_RSA(void)
+ {
+ return engine_get_default_type(ENGINE_TYPE_RSA);
+ }
+#endif
+
+#ifndef OPENSSL_NO_DSA
+ENGINE *ENGINE_get_default_DSA(void)
+ {
+ return engine_get_default_type(ENGINE_TYPE_DSA);
+ }
+#endif
+
+#ifndef OPENSSL_NO_DH
+ENGINE *ENGINE_get_default_DH(void)
+ {
+ return engine_get_default_type(ENGINE_TYPE_DH);
+ }
+#endif
+
+ENGINE *ENGINE_get_default_RAND(void)
+ {
+ return engine_get_default_type(ENGINE_TYPE_RAND);
+ }
+
+ENGINE *ENGINE_get_default_BN_mod_exp(void)
+ {
+ return engine_get_default_type(ENGINE_TYPE_BN_MOD_EXP);
+ }
+
+ENGINE *ENGINE_get_default_BN_mod_exp_crt(void)
+ {
+ return engine_get_default_type(ENGINE_TYPE_BN_MOD_EXP_CRT);
+ }
+
+static int engine_set_default_type(ENGINE_TYPE t, ENGINE *e)
+ {
+ ENGINE *old = NULL;
+
+ /* engine_def_check is lean and mean and won't replace any
+ * prior default engines ... so we must ensure that it is always
+ * the first function to get to touch the default values. */
+ engine_def_check();
+ /* Attempt to get a functional reference (we need one anyway, but
+ * also, 'e' may be just a structural reference being passed in so
+ * this call may actually be the first). */
+ if(e && !ENGINE_init(e))
+ {
+ ENGINEerr(ENGINE_F_ENGINE_SET_DEFAULT_TYPE,
+ ENGINE_R_INIT_FAILED);
+ return 0;
+ }
+ CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
+ switch(t)
+ {
+#ifndef OPENSSL_NO_RSA
+ case ENGINE_TYPE_RSA:
+ old = engine_def_rsa;
+ engine_def_rsa = e; break;
+#endif
+#ifndef OPENSSL_NO_DSA
+ case ENGINE_TYPE_DSA:
+ old = engine_def_dsa;
+ engine_def_dsa = e; break;
+#endif
+#ifndef OPENSSL_NO_DH
+ case ENGINE_TYPE_DH:
+ old = engine_def_dh;
+ engine_def_dh = e; break;
+#endif
+ case ENGINE_TYPE_RAND:
+ old = engine_def_rand;
+ engine_def_rand = e; break;
+ case ENGINE_TYPE_BN_MOD_EXP:
+ old = engine_def_bn_mod_exp;
+ engine_def_bn_mod_exp = e; break;
+ case ENGINE_TYPE_BN_MOD_EXP_CRT:
+ old = engine_def_bn_mod_exp_crt;
+ engine_def_bn_mod_exp_crt = e; break;
+ default:
+ break;
+ }
+ CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
+ /* If we've replaced a previous value, then we need to remove the
+ * functional reference we had. */
+ if(old && !ENGINE_finish(old))
+ {
+ ENGINEerr(ENGINE_F_ENGINE_SET_DEFAULT_TYPE,
+ ENGINE_R_FINISH_FAILED);
+ return 0;
+ }
+ return 1;
+ }
+
+#ifndef OPENSSL_NO_RSA
+int ENGINE_set_default_RSA(ENGINE *e)
+ {
+ return engine_set_default_type(ENGINE_TYPE_RSA, e);
+ }
+#endif
+
+#ifndef OPENSSL_NO_DSA
+int ENGINE_set_default_DSA(ENGINE *e)
+ {
+ return engine_set_default_type(ENGINE_TYPE_DSA, e);
+ }
+#endif
+
+#ifndef OPENSSL_NO_DH
+int ENGINE_set_default_DH(ENGINE *e)
+ {
+ return engine_set_default_type(ENGINE_TYPE_DH, e);
+ }
+#endif
+
+int ENGINE_set_default_RAND(ENGINE *e)
+ {
+ return engine_set_default_type(ENGINE_TYPE_RAND, e);
+ }
+
+int ENGINE_set_default_BN_mod_exp(ENGINE *e)
+ {
+ return engine_set_default_type(ENGINE_TYPE_BN_MOD_EXP, e);
+ }
+
+int ENGINE_set_default_BN_mod_exp_crt(ENGINE *e)
+ {
+ return engine_set_default_type(ENGINE_TYPE_BN_MOD_EXP_CRT, e);
+ }
+
+int ENGINE_set_default(ENGINE *e, unsigned int flags)
+ {
+#ifndef OPENSSL_NO_RSA
+ if((flags & ENGINE_METHOD_RSA) && e->rsa_meth &&
+ !ENGINE_set_default_RSA(e))
+ return 0;
+#endif
+#ifndef OPENSSL_NO_DSA
+ if((flags & ENGINE_METHOD_DSA) && e->dsa_meth &&
+ !ENGINE_set_default_DSA(e))
+ return 0;
+#endif
+#ifndef OPENSSL_NO_DH
+ if((flags & ENGINE_METHOD_DH) && e->dh_meth &&
+ !ENGINE_set_default_DH(e))
+ return 0;
+#endif
+ if((flags & ENGINE_METHOD_RAND) && e->rand_meth &&
+ !ENGINE_set_default_RAND(e))
+ return 0;
+ if((flags & ENGINE_METHOD_BN_MOD_EXP) && e->bn_mod_exp &&
+ !ENGINE_set_default_BN_mod_exp(e))
+ return 0;
+ if((flags & ENGINE_METHOD_BN_MOD_EXP_CRT) && e->bn_mod_exp_crt &&
+ !ENGINE_set_default_BN_mod_exp_crt(e))
+ return 0;
+ return 1;
+ }
+
+int ENGINE_clear_defaults(void)
+ {
+ /* If the defaults haven't even been set yet, don't bother. Any kind of
+ * "cleanup" has a kind of implicit race-condition if another thread is
+ * trying to keep going, so we don't address that with locking. The
+ * first ENGINE_set_default_*** call will actually *create* a standard
+ * set of default ENGINEs (including init() and functional reference
+ * counts aplenty) before the rest of this function undoes them all. So
+ * save some hassle ... */
+ if(!engine_def_flag)
+ return 1;
+ if((0 == 1) ||
+#ifndef OPENSSL_NO_RSA
+ !ENGINE_set_default_RSA(NULL) ||
+#endif
+#ifndef OPENSSL_NO_DSA
+ !ENGINE_set_default_DSA(NULL) ||
+#endif
+#ifndef OPENSSL_NO_DH
+ !ENGINE_set_default_DH(NULL) ||
+#endif
+ !ENGINE_set_default_RAND(NULL) ||
+ !ENGINE_set_default_BN_mod_exp(NULL) ||
+ !ENGINE_set_default_BN_mod_exp_crt(NULL) ||
+ !RAND_set_rand_method(NULL))
+ return 0;
+ return 1;
+ }
+
projects / openssl.git / commitdiff