Make sure toupper() is declared
[openssl.git] / apps / apps.c
index e5a42d4d97d7b2505092f9de9087514e4a091079..be7a80acb8cf99d457fecf851086ce6cb6ae6f6c 100644 (file)
  * copied and put under another distribution licence
  * [including the GNU Public Licence.]
  */
+/* ====================================================================
+ * Copyright (c) 1998-2001 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
+ *    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).
+ *
+ */
 
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <sys/types.h>
 #include <sys/stat.h>
-#define NON_MAIN
-#include "apps.h"
-#undef NON_MAIN
+#include <ctype.h>
 #include <openssl/err.h>
 #include <openssl/x509.h>
+#include <openssl/x509v3.h>
 #include <openssl/pem.h>
 #include <openssl/pkcs12.h>
+#include <openssl/ui.h>
 #include <openssl/safestack.h>
+#include <openssl/engine.h>
+
+#ifdef OPENSSL_SYS_WINDOWS
+#define strcasecmp _stricmp
+#else
+#  ifdef NO_STRINGS_H
+    int        strcasecmp();
+#  else
+#    include <strings.h>
+#  endif /* NO_STRINGS_H */
+#endif
 
-#ifdef WINDOWS
+#define NON_MAIN
+#include "apps.h"
+#undef NON_MAIN
+
+#ifdef OPENSSL_SYS_WINDOWS
 #  include "bss_file.c"
 #endif
 
+typedef struct {
+       char *name;
+       unsigned long flag;
+       unsigned long mask;
+} NAME_EX_TBL;
+
+static UI_METHOD *ui_method = NULL;
+
+static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl);
+static int set_multi_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl);
+
+#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
+/* Looks like this stuff is worth moving into separate function */
+static EVP_PKEY *
+load_netscape_key(BIO *err, BIO *key, const char *file,
+               const char *key_descrip, int format);
+#endif
+
 int app_init(long mesgwin);
 #ifdef undef /* never finished - probably never will be :-) */
 int args_from_file(char *file, int *argc, char **argv[])
@@ -170,11 +256,13 @@ int str2fmt(char *s)
                || (strcmp(s,"PKCS12") == 0) || (strcmp(s,"pkcs12") == 0)
                || (strcmp(s,"P12") == 0) || (strcmp(s,"p12") == 0))
                return(FORMAT_PKCS12);
+       else if ((*s == 'E') || (*s == 'e'))
+               return(FORMAT_ENGINE);
        else
                return(FORMAT_UNDEF);
        }
 
-#if defined(MSDOS) || defined(WIN32) || defined(WIN16)
+#if defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16)
 void program_name(char *in, char *out, int size)
        {
        int i,n;
@@ -212,7 +300,7 @@ void program_name(char *in, char *out, int size)
        out[n]='\0';
        }
 #else
-#ifdef VMS
+#ifdef OPENSSL_SYS_VMS
 void program_name(char *in, char *out, int size)
        {
        char *p=in, *q;
@@ -228,9 +316,16 @@ void program_name(char *in, char *out, int size)
 
        q=strrchr(p,'.');
        if (q == NULL)
-               q = in+size;
-       strncpy(out,p,q-p);
-       out[q-p]='\0';
+               q = p + strlen(p);
+       strncpy(out,p,size-1);
+       if (q-p >= size)
+               {
+               out[size-1]='\0';
+               }
+       else
+               {
+               out[q-p]='\0';
+               }
        }
 #else
 void program_name(char *in, char *out, int size)
@@ -248,19 +343,32 @@ void program_name(char *in, char *out, int size)
 #endif
 #endif
 
-#ifdef WIN32
+#ifdef OPENSSL_SYS_WIN32
 int WIN32_rename(char *from, char *to)
        {
-#ifdef WINNT
-       int ret;
-/* Note: MoveFileEx() doesn't work under Win95, Win98 */
-
-       ret=MoveFileEx(from,to,MOVEFILE_REPLACE_EXISTING|MOVEFILE_COPY_ALLOWED);
-       return(ret?0:-1);
-#else
-       unlink(to);
-       return MoveFile(from, to);
+       /* Windows rename gives an error if 'to' exists, so delete it
+        * first and ignore file not found errror
+        */
+       if((remove(to) != 0) && (errno != ENOENT))
+               return -1;
+#undef rename
+       return rename(from, to);
+       }
 #endif
+
+#ifdef OPENSSL_SYS_VMS
+int VMS_strcasecmp(const char *str1, const char *str2)
+       {
+       while (*str1 && *str2)
+               {
+               int res = toupper(*str1) - toupper(*str2);
+               if (res) return res < 0 ? -1 : 1;
+               }
+       if (*str1)
+               return 1;
+       if (*str2)
+               return -1;
+       return 0;
        }
 #endif
 
@@ -351,6 +459,159 @@ int dump_cert_text (BIO *out, X509 *x)
         return 0;
 }
 
+static int ui_open(UI *ui)
+       {
+       return UI_method_get_opener(UI_OpenSSL())(ui);
+       }
+static int ui_read(UI *ui, UI_STRING *uis)
+       {
+       if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
+               && UI_get0_user_data(ui))
+               {
+               switch(UI_get_string_type(uis))
+                       {
+               case UIT_PROMPT:
+               case UIT_VERIFY:
+                       {
+                       const char *password =
+                               ((PW_CB_DATA *)UI_get0_user_data(ui))->password;
+                       if (password[0] != '\0')
+                               {
+                               UI_set_result(ui, uis, password);
+                               return 1;
+                               }
+                       }
+               default:
+                       break;
+                       }
+               }
+       return UI_method_get_reader(UI_OpenSSL())(ui, uis);
+       }
+static int ui_write(UI *ui, UI_STRING *uis)
+       {
+       if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
+               && UI_get0_user_data(ui))
+               {
+               switch(UI_get_string_type(uis))
+                       {
+               case UIT_PROMPT:
+               case UIT_VERIFY:
+                       {
+                       const char *password =
+                               ((PW_CB_DATA *)UI_get0_user_data(ui))->password;
+                       if (password[0] != '\0')
+                               return 1;
+                       }
+               default:
+                       break;
+                       }
+               }
+       return UI_method_get_writer(UI_OpenSSL())(ui, uis);
+       }
+static int ui_close(UI *ui)
+       {
+       return UI_method_get_closer(UI_OpenSSL())(ui);
+       }
+int setup_ui_method(void)
+       {
+       ui_method = UI_create_method("OpenSSL application user interface");
+       UI_method_set_opener(ui_method, ui_open);
+       UI_method_set_reader(ui_method, ui_read);
+       UI_method_set_writer(ui_method, ui_write);
+       UI_method_set_closer(ui_method, ui_close);
+       return 0;
+       }
+void destroy_ui_method(void)
+       {
+       if(ui_method)
+               {
+               UI_destroy_method(ui_method);
+               ui_method = NULL;
+               }
+       }
+int password_callback(char *buf, int bufsiz, int verify,
+       PW_CB_DATA *cb_tmp)
+       {
+       UI *ui = NULL;
+       int res = 0;
+       const char *prompt_info = NULL;
+       const char *password = NULL;
+       PW_CB_DATA *cb_data = (PW_CB_DATA *)cb_tmp;
+
+       if (cb_data)
+               {
+               if (cb_data->password)
+                       password = cb_data->password;
+               if (cb_data->prompt_info)
+                       prompt_info = cb_data->prompt_info;
+               }
+
+       if (password)
+               {
+               res = strlen(password);
+               if (res > bufsiz)
+                       res = bufsiz;
+               memcpy(buf, password, res);
+               return res;
+               }
+
+       ui = UI_new_method(ui_method);
+       if (ui)
+               {
+               int ok = 0;
+               char *buff = NULL;
+               int ui_flags = 0;
+               char *prompt = NULL;
+
+               prompt = UI_construct_prompt(ui, "pass phrase",
+                       cb_data->prompt_info);
+
+               ui_flags |= UI_INPUT_FLAG_DEFAULT_PWD;
+               UI_ctrl(ui, UI_CTRL_PRINT_ERRORS, 1, 0, 0);
+
+               if (ok >= 0)
+                       ok = UI_add_input_string(ui,prompt,ui_flags,buf,
+                               PW_MIN_LENGTH,BUFSIZ-1);
+               if (ok >= 0 && verify)
+                       {
+                       buff = (char *)OPENSSL_malloc(bufsiz);
+                       ok = UI_add_verify_string(ui,prompt,ui_flags,buff,
+                               PW_MIN_LENGTH,BUFSIZ-1, buf);
+                       }
+               if (ok >= 0)
+                       do
+                               {
+                               ok = UI_process(ui);
+                               }
+                       while (ok < 0 && UI_ctrl(ui, UI_CTRL_IS_REDOABLE, 0, 0, 0));
+
+               if (buff)
+                       {
+                       memset(buff,0,(unsigned int)bufsiz);
+                       OPENSSL_free(buff);
+                       }
+
+               if (ok >= 0)
+                       res = strlen(buf);
+               if (ok == -1)
+                       {
+                       BIO_printf(bio_err, "User interface error\n");
+                       ERR_print_errors(bio_err);
+                       memset(buf,0,(unsigned int)bufsiz);
+                       res = 0;
+                       }
+               if (ok == -2)
+                       {
+                       BIO_printf(bio_err,"aborted!\n");
+                       memset(buf,0,(unsigned int)bufsiz);
+                       res = 0;
+                       }
+               UI_free(ui);
+               OPENSSL_free(prompt);
+               }
+       return res;
+       }
+
 static char *app_get_pass(BIO *err, char *arg, int keepbio);
 
 int app_passwd(BIO *err, char *arg1, char *arg2, char **pass1, char **pass2)
@@ -426,14 +687,18 @@ static char *app_get_pass(BIO *err, char *arg, int keepbio)
        return BUF_strdup(tpass);
 }
 
-int add_oid_section(BIO *err, LHASH *conf)
+int add_oid_section(BIO *err, CONF *conf)
 {      
        char *p;
        STACK_OF(CONF_VALUE) *sktmp;
        CONF_VALUE *cnf;
        int i;
-       if(!(p=CONF_get_string(conf,NULL,"oid_section"))) return 1;
-       if(!(sktmp = CONF_get_section(conf, p))) {
+       if(!(p=NCONF_get_string(conf,NULL,"oid_section")))
+               {
+               ERR_clear_error();
+               return 1;
+               }
+       if(!(sktmp = NCONF_get_section(conf, p))) {
                BIO_printf(err, "problem loading oid section %s\n", p);
                return 0;
        }
@@ -448,7 +713,8 @@ int add_oid_section(BIO *err, LHASH *conf)
        return 1;
 }
 
-X509 *load_cert(BIO *err, char *file, int format)
+X509 *load_cert(BIO *err, const char *file, int format,
+       const char *pass, ENGINE *e, const char *cert_descrip)
        {
        ASN1_HEADER *ah=NULL;
        BUF_MEM *buf=NULL;
@@ -462,12 +728,17 @@ X509 *load_cert(BIO *err, char *file, int format)
                }
 
        if (file == NULL)
+               {
+               setvbuf(stdin, NULL, _IONBF, 0);
                BIO_set_fp(cert,stdin,BIO_NOCLOSE);
+               }
        else
                {
                if (BIO_read_filename(cert,file) <= 0)
                        {
-                       perror(file);
+                       BIO_printf(err, "Error opening %s %s\n",
+                               cert_descrip, file);
+                       ERR_print_errors(err);
                        goto end;
                        }
                }
@@ -518,7 +789,8 @@ X509 *load_cert(BIO *err, char *file, int format)
                ah->data=NULL;
                }
        else if (format == FORMAT_PEM)
-               x=PEM_read_bio_X509_AUX(cert,NULL,NULL,NULL);
+               x=PEM_read_bio_X509_AUX(cert,NULL,
+                       (pem_password_cb *)password_callback, NULL);
        else if (format == FORMAT_PKCS12)
                {
                PKCS12 *p12 = d2i_PKCS12_bio(cert, NULL);
@@ -528,7 +800,8 @@ X509 *load_cert(BIO *err, char *file, int format)
                p12 = NULL;
                }
        else    {
-               BIO_printf(err,"bad input format specified for input cert\n");
+               BIO_printf(err,"bad input format specified for %s\n",
+                       cert_descrip);
                goto end;
                }
 end:
@@ -543,35 +816,62 @@ end:
        return(x);
        }
 
-EVP_PKEY *load_key(BIO *err, char *file, int format, char *pass)
+EVP_PKEY *load_key(BIO *err, const char *file, int format, int maybe_stdin,
+       const char *pass, ENGINE *e, const char *key_descrip)
        {
        BIO *key=NULL;
        EVP_PKEY *pkey=NULL;
+       PW_CB_DATA cb_data;
 
-       if (file == NULL)
+       cb_data.password = pass;
+       cb_data.prompt_info = file;
+
+       if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE))
                {
                BIO_printf(err,"no keyfile specified\n");
                goto end;
                }
+       if (format == FORMAT_ENGINE)
+               {
+               if (!e)
+                       BIO_printf(bio_err,"no engine specified\n");
+               else
+                       pkey = ENGINE_load_private_key(e, file,
+                               ui_method, &cb_data);
+               goto end;
+               }
        key=BIO_new(BIO_s_file());
        if (key == NULL)
                {
                ERR_print_errors(err);
                goto end;
                }
-       if (BIO_read_filename(key,file) <= 0)
+       if (file == NULL && maybe_stdin)
                {
-               perror(file);
-               goto end;
+               setvbuf(stdin, NULL, _IONBF, 0);
+               BIO_set_fp(key,stdin,BIO_NOCLOSE);
                }
+       else
+               if (BIO_read_filename(key,file) <= 0)
+                       {
+                       BIO_printf(err, "Error opening %s %s\n",
+                               key_descrip, file);
+                       ERR_print_errors(err);
+                       goto end;
+                       }
        if (format == FORMAT_ASN1)
                {
                pkey=d2i_PrivateKey_bio(key, NULL);
                }
        else if (format == FORMAT_PEM)
                {
-               pkey=PEM_read_bio_PrivateKey(key,NULL,NULL,pass);
+               pkey=PEM_read_bio_PrivateKey(key,NULL,
+                       (pem_password_cb *)password_callback, &cb_data);
                }
+#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
+       else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
+               pkey = load_netscape_key(err, key, file, key_descrip, format);
+#endif
        else if (format == FORMAT_PKCS12)
                {
                PKCS12 *p12 = d2i_PKCS12_bio(key, NULL);
@@ -582,36 +882,58 @@ EVP_PKEY *load_key(BIO *err, char *file, int format, char *pass)
                }
        else
                {
-               BIO_printf(err,"bad input format specified for key\n");
+               BIO_printf(err,"bad input format specified for key file\n");
                goto end;
                }
  end:
        if (key != NULL) BIO_free(key);
        if (pkey == NULL)
-               BIO_printf(err,"unable to load Private Key\n");
+               BIO_printf(err,"unable to load %s\n", key_descrip);
        return(pkey);
        }
 
-EVP_PKEY *load_pubkey(BIO *err, char *file, int format)
+EVP_PKEY *load_pubkey(BIO *err, const char *file, int format, int maybe_stdin,
+       const char *pass, ENGINE *e, const char *key_descrip)
        {
        BIO *key=NULL;
        EVP_PKEY *pkey=NULL;
+       PW_CB_DATA cb_data;
 
-       if (file == NULL)
+       cb_data.password = pass;
+       cb_data.prompt_info = file;
+
+       if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE))
                {
                BIO_printf(err,"no keyfile specified\n");
                goto end;
                }
+       if (format == FORMAT_ENGINE)
+               {
+               if (!e)
+                       BIO_printf(bio_err,"no engine specified\n");
+               else
+                       pkey = ENGINE_load_public_key(e, file,
+                               ui_method, &cb_data);
+               goto end;
+               }
        key=BIO_new(BIO_s_file());
        if (key == NULL)
                {
                ERR_print_errors(err);
                goto end;
                }
-       if (BIO_read_filename(key,file) <= 0)
+       if (file == NULL && maybe_stdin)
                {
-               perror(file);
-               goto end;
+               setvbuf(stdin, NULL, _IONBF, 0);
+               BIO_set_fp(key,stdin,BIO_NOCLOSE);
+               }
+       else
+               if (BIO_read_filename(key,file) <= 0)
+                       {
+                       BIO_printf(err, "Error opening %s %s\n",
+                               key_descrip, file);
+                       ERR_print_errors(err);
+                       goto end;
                }
        if (format == FORMAT_ASN1)
                {
@@ -619,27 +941,83 @@ EVP_PKEY *load_pubkey(BIO *err, char *file, int format)
                }
        else if (format == FORMAT_PEM)
                {
-               pkey=PEM_read_bio_PUBKEY(key,NULL,NULL,NULL);
+               pkey=PEM_read_bio_PUBKEY(key,NULL,
+                       (pem_password_cb *)password_callback, &cb_data);
                }
+#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
+       else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
+               pkey = load_netscape_key(err, key, file, key_descrip, format);
+#endif
        else
                {
-               BIO_printf(err,"bad input format specified for key\n");
+               BIO_printf(err,"bad input format specified for key file\n");
                goto end;
                }
  end:
        if (key != NULL) BIO_free(key);
        if (pkey == NULL)
-               BIO_printf(err,"unable to load Public Key\n");
+               BIO_printf(err,"unable to load %s\n", key_descrip);
        return(pkey);
        }
 
-STACK_OF(X509) *load_certs(BIO *err, char *file, int format)
+#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
+static EVP_PKEY *
+load_netscape_key(BIO *err, BIO *key, const char *file,
+               const char *key_descrip, int format)
+       {
+       EVP_PKEY *pkey;
+       BUF_MEM *buf;
+       RSA     *rsa;
+       const unsigned char *p;
+       int size, i;
+
+       buf=BUF_MEM_new();
+       pkey = EVP_PKEY_new();
+       size = 0;
+       if (buf == NULL || pkey == NULL)
+               goto error;
+       for (;;)
+               {
+               if (!BUF_MEM_grow(buf,size+1024*10))
+                       goto error;
+               i = BIO_read(key, &(buf->data[size]), 1024*10);
+               size += i;
+               if (i == 0)
+                       break;
+               if (i < 0)
+                       {
+                               BIO_printf(err, "Error reading %s %s",
+                                       key_descrip, file);
+                               goto error;
+                       }
+               }
+       p=(unsigned char *)buf->data;
+       rsa = d2i_RSA_NET(NULL,&p,(long)size,NULL,
+               (format == FORMAT_IISSGC ? 1 : 0));
+       if (rsa == NULL)
+               goto error;
+       BUF_MEM_free(buf);
+       EVP_PKEY_set1_RSA(pkey, rsa);
+       return pkey;
+error:
+       BUF_MEM_free(buf);
+       EVP_PKEY_free(pkey);
+       return NULL;
+       }
+#endif /* ndef OPENSSL_NO_RC4 */
+
+STACK_OF(X509) *load_certs(BIO *err, const char *file, int format,
+       const char *pass, ENGINE *e, const char *cert_descrip)
        {
        BIO *certs;
        int i;
        STACK_OF(X509) *othercerts = NULL;
        STACK_OF(X509_INFO) *allcerts = NULL;
        X509_INFO *xi;
+       PW_CB_DATA cb_data;
+
+       cb_data.password = pass;
+       cb_data.prompt_info = file;
 
        if((certs = BIO_new(BIO_s_file())) == NULL)
                {
@@ -653,21 +1031,24 @@ STACK_OF(X509) *load_certs(BIO *err, char *file, int format)
                {
                if (BIO_read_filename(certs,file) <= 0)
                        {
-                       perror(file);
+                       BIO_printf(err, "Error opening %s %s\n",
+                               cert_descrip, file);
+                       ERR_print_errors(err);
                        goto end;
                        }
                }
 
        if      (format == FORMAT_PEM)
                {
-               othercerts = sk_X509_new(NULL);
+               othercerts = sk_X509_new_null();
                if(!othercerts)
                        {
                        sk_X509_free(othercerts);
                        othercerts = NULL;
                        goto end;
                        }
-               allcerts = PEM_X509_INFO_read_bio(certs, NULL, NULL, NULL);
+               allcerts = PEM_X509_INFO_read_bio(certs, NULL,
+                               (pem_password_cb *)password_callback, &cb_data);
                for(i = 0; i < sk_X509_INFO_num(allcerts); i++)
                        {
                        xi = sk_X509_INFO_value (allcerts, i);
@@ -680,7 +1061,8 @@ STACK_OF(X509) *load_certs(BIO *err, char *file, int format)
                goto end;
                }
        else    {
-               BIO_printf(err,"bad input format specified for input cert\n");
+               BIO_printf(err,"bad input format specified for %s\n",
+                       cert_descrip);
                goto end;
                }
 end:
@@ -694,16 +1076,49 @@ end:
        return(othercerts);
        }
 
-typedef struct {
-       char *name;
-       unsigned long flag;
-       unsigned long mask;
-} NAME_EX_TBL;
+
+#define X509V3_EXT_UNKNOWN_MASK                (0xfL << 16)
+/* Return error for unknown extensions */
+#define X509V3_EXT_DEFAULT             0
+/* Print error for unknown extensions */
+#define X509V3_EXT_ERROR_UNKNOWN       (1L << 16)
+/* ASN1 parse unknown extensions */
+#define X509V3_EXT_PARSE_UNKNOWN       (2L << 16)
+/* BIO_dump unknown extensions */
+#define X509V3_EXT_DUMP_UNKNOWN                (3L << 16)
+
+#define X509_FLAG_CA (X509_FLAG_NO_ISSUER | X509_FLAG_NO_PUBKEY | \
+                        X509_FLAG_NO_HEADER | X509_FLAG_NO_VERSION)
+
+int set_cert_ex(unsigned long *flags, const char *arg)
+{
+       static const NAME_EX_TBL cert_tbl[] = {
+               { "compatible", X509_FLAG_COMPAT, 0xffffffffl},
+               { "ca_default", X509_FLAG_CA, 0xffffffffl},
+               { "no_header", X509_FLAG_NO_HEADER, 0},
+               { "no_version", X509_FLAG_NO_VERSION, 0},
+               { "no_serial", X509_FLAG_NO_SERIAL, 0},
+               { "no_signame", X509_FLAG_NO_SIGNAME, 0},
+               { "no_validity", X509_FLAG_NO_VALIDITY, 0},
+               { "no_subject", X509_FLAG_NO_SUBJECT, 0},
+               { "no_issuer", X509_FLAG_NO_ISSUER, 0},
+               { "no_pubkey", X509_FLAG_NO_PUBKEY, 0},
+               { "no_extensions", X509_FLAG_NO_EXTENSIONS, 0},
+               { "no_sigdump", X509_FLAG_NO_SIGDUMP, 0},
+               { "no_aux", X509_FLAG_NO_AUX, 0},
+               { "no_attributes", X509_FLAG_NO_ATTRIBUTES, 0},
+               { "ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK},
+               { "ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
+               { "ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
+               { "ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
+               { NULL, 0, 0}
+       };
+       return set_multi_opts(flags, arg, cert_tbl);
+}
 
 int set_name_ex(unsigned long *flags, const char *arg)
 {
-       char c;
-       const NAME_EX_TBL *ptbl, ex_tbl[] = {
+       static const NAME_EX_TBL ex_tbl[] = {
                { "esc_2253", ASN1_STRFLGS_ESC_2253, 0},
                { "esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0},
                { "esc_msb", ASN1_STRFLGS_ESC_MSB, 0},
@@ -723,15 +1138,95 @@ int set_name_ex(unsigned long *flags, const char *arg)
                { "nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK},
                { "sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK},
                { "lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK},
+               { "align", XN_FLAG_FN_ALIGN, 0},
                { "oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK},
                { "space_eq", XN_FLAG_SPC_EQ, 0},
                { "dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0},
                { "RFC2253", XN_FLAG_RFC2253, 0xffffffffL},
                { "oneline", XN_FLAG_ONELINE, 0xffffffffL},
                { "multiline", XN_FLAG_MULTILINE, 0xffffffffL},
+               { "ca_default", XN_FLAG_MULTILINE, 0xffffffffL},
                { NULL, 0, 0}
        };
+       return set_multi_opts(flags, arg, ex_tbl);
+}
+
+int set_ext_copy(int *copy_type, const char *arg)
+{
+       if (!strcasecmp(arg, "none"))
+               *copy_type = EXT_COPY_NONE;
+       else if (!strcasecmp(arg, "copy"))
+               *copy_type = EXT_COPY_ADD;
+       else if (!strcasecmp(arg, "copyall"))
+               *copy_type = EXT_COPY_ALL;
+       else
+               return 0;
+       return 1;
+}
+
+int copy_extensions(X509 *x, X509_REQ *req, int copy_type)
+{
+       STACK_OF(X509_EXTENSION) *exts = NULL;
+       X509_EXTENSION *ext, *tmpext;
+       ASN1_OBJECT *obj;
+       int i, idx, ret = 0;
+       if (!x || !req || (copy_type == EXT_COPY_NONE))
+               return 1;
+       exts = X509_REQ_get_extensions(req);
 
+       for(i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
+               ext = sk_X509_EXTENSION_value(exts, i);
+               obj = X509_EXTENSION_get_object(ext);
+               idx = X509_get_ext_by_OBJ(x, obj, -1);
+               /* Does extension exist? */
+               if (idx != -1) {
+                       /* If normal copy don't override existing extension */
+                       if (copy_type == EXT_COPY_ADD)
+                               continue;
+                       /* Delete all extensions of same type */
+                       do {
+                               tmpext = X509_get_ext(x, idx);
+                               X509_delete_ext(x, idx);
+                               X509_EXTENSION_free(tmpext);
+                               idx = X509_get_ext_by_OBJ(x, obj, -1);
+                       } while (idx != -1);
+               }
+               if (!X509_add_ext(x, ext, -1))
+                       goto end;
+       }
+
+       ret = 1;
+
+       end:
+
+       sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
+
+       return ret;
+}
+               
+               
+                       
+
+static int set_multi_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl)
+{
+       STACK_OF(CONF_VALUE) *vals;
+       CONF_VALUE *val;
+       int i, ret = 1;
+       if(!arg) return 0;
+       vals = X509V3_parse_list(arg);
+       for (i = 0; i < sk_CONF_VALUE_num(vals); i++) {
+               val = sk_CONF_VALUE_value(vals, i);
+               if (!set_table_opts(flags, val->name, in_tbl))
+                       ret = 0;
+       }
+       sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
+       return ret;
+}
+
+static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl)
+{
+       char c;
+       const NAME_EX_TBL *ptbl;
        c = arg[0];
 
        if(c == '-') {
@@ -742,8 +1237,8 @@ int set_name_ex(unsigned long *flags, const char *arg)
                arg++;
        } else c = 1;
 
-       for(ptbl = ex_tbl; ptbl->name; ptbl++) {
-               if(!strcmp(arg, ptbl->name)) {
+       for(ptbl = in_tbl; ptbl->name; ptbl++) {
+               if(!strcasecmp(arg, ptbl->name)) {
                        *flags &= ~ptbl->mask;
                        if(c) *flags |= ptbl->flag;
                        else *flags &= ~ptbl->flag;
@@ -755,7 +1250,7 @@ int set_name_ex(unsigned long *flags, const char *arg)
 
 void print_name(BIO *out, char *title, X509_NAME *nm, unsigned long lflags)
 {
-       char buf[256];
+       char *buf;
        char mline = 0;
        int indent = 0;
        if(title) BIO_puts(out, title);
@@ -764,9 +1259,10 @@ void print_name(BIO *out, char *title, X509_NAME *nm, unsigned long lflags)
                indent = 4;
        }
        if(lflags == XN_FLAG_COMPAT) {
-               X509_NAME_oneline(nm,buf,256);
-               BIO_puts(out,buf);
+               buf = X509_NAME_oneline(nm, 0, 0);
+               BIO_puts(out, buf);
                BIO_puts(out, "\n");
+               OPENSSL_free(buf);
        } else {
                if(mline) BIO_puts(out, "\n");
                X509_NAME_print_ex(out, nm, indent, lflags);
@@ -774,3 +1270,107 @@ void print_name(BIO *out, char *title, X509_NAME *nm, unsigned long lflags)
        }
 }
 
+X509_STORE *setup_verify(BIO *bp, char *CAfile, char *CApath)
+{
+       X509_STORE *store;
+       X509_LOOKUP *lookup;
+       if(!(store = X509_STORE_new())) goto end;
+       lookup=X509_STORE_add_lookup(store,X509_LOOKUP_file());
+       if (lookup == NULL) goto end;
+       if (CAfile) {
+               if(!X509_LOOKUP_load_file(lookup,CAfile,X509_FILETYPE_PEM)) {
+                       BIO_printf(bp, "Error loading file %s\n", CAfile);
+                       goto end;
+               }
+       } else X509_LOOKUP_load_file(lookup,NULL,X509_FILETYPE_DEFAULT);
+               
+       lookup=X509_STORE_add_lookup(store,X509_LOOKUP_hash_dir());
+       if (lookup == NULL) goto end;
+       if (CApath) {
+               if(!X509_LOOKUP_add_dir(lookup,CApath,X509_FILETYPE_PEM)) {
+                       BIO_printf(bp, "Error loading directory %s\n", CApath);
+                       goto end;
+               }
+       } else X509_LOOKUP_add_dir(lookup,NULL,X509_FILETYPE_DEFAULT);
+
+       ERR_clear_error();
+       return store;
+       end:
+       X509_STORE_free(store);
+       return NULL;
+}
+
+/* Try to load an engine in a shareable library */
+static ENGINE *try_load_engine(BIO *err, const char *engine, int debug)
+       {
+       ENGINE *e = ENGINE_by_id("dynamic");
+       if (e)
+               {
+               if (!ENGINE_ctrl_cmd_string(e, "SO_PATH", engine, 0)
+                       || !ENGINE_ctrl_cmd_string(e, "LOAD", NULL, 0))
+                       {
+                       ENGINE_free(e);
+                       e = NULL;
+                       }
+               }
+       return e;
+       }
+
+ENGINE *setup_engine(BIO *err, const char *engine, int debug)
+        {
+        ENGINE *e = NULL;
+
+        if (engine)
+                {
+               if(strcmp(engine, "auto") == 0)
+                       {
+                       BIO_printf(err,"enabling auto ENGINE support\n");
+                       ENGINE_register_all_complete();
+                       return NULL;
+                       }
+               if((e = ENGINE_by_id(engine)) == NULL
+                       && (e = try_load_engine(err, engine, debug)) == NULL)
+                       {
+                       BIO_printf(err,"invalid engine \"%s\"\n", engine);
+                       ERR_print_errors(err);
+                       return NULL;
+                       }
+               if (debug)
+                       {
+                       ENGINE_ctrl(e, ENGINE_CTRL_SET_LOGSTREAM,
+                               0, err, 0);
+                       }
+                ENGINE_ctrl_cmd(e, "SET_USER_INTERFACE", 0, ui_method, 0, 1);
+               if(!ENGINE_set_default(e, ENGINE_METHOD_ALL))
+                       {
+                       BIO_printf(err,"can't use that engine\n");
+                       ERR_print_errors(err);
+                       ENGINE_free(e);
+                       return NULL;
+                       }
+
+               BIO_printf(err,"engine \"%s\" set.\n", ENGINE_get_id(e));
+
+               /* Free our "structural" reference. */
+               ENGINE_free(e);
+               }
+        return e;
+        }
+
+int load_config(BIO *err, CONF *cnf)
+       {
+       if (!cnf)
+               cnf = config;
+       if (!cnf)
+               return 1;
+
+       OPENSSL_load_builtin_modules();
+
+       if (CONF_modules_load(cnf, NULL, 0) <= 0)
+               {
+               BIO_printf(err, "Error configuring OpenSSL\n");
+               ERR_print_errors(err);
+               return 0;
+               }
+       return 1;
+       }