crypto/openssl/crypto/err/err_str.c

   1 /* crypto/err/err_str.c */
   2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
   3  * All rights reserved.
   4  *
   5  * This package is an SSL implementation written
   6  * by Eric Young (eay@cryptsoft.com).
   7  * The implementation was written so as to conform with Netscapes SSL.
   8  *
   9  * This library is free for commercial and non-commercial use as long as
  10  * the following conditions are aheared to.  The following conditions
  11  * apply to all code found in this distribution, be it the RC4, RSA,
  12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  13  * included with this distribution is covered by the same copyright terms
  14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  15  *
  16  * Copyright remains Eric Young's, and as such any Copyright notices in
  17  * the code are not to be removed.
  18  * If this package is used in a product, Eric Young should be given attribution
  19  * as the author of the parts of the library used.
  20  * This can be in the form of a textual message at program startup or
  21  * in documentation (online or textual) provided with the package.
  22  *
  23  * Redistribution and use in source and binary forms, with or without
  24  * modification, are permitted provided that the following conditions
  25  * are met:
  26  * 1. Redistributions of source code must retain the copyright
  27  *    notice, this list of conditions and the following disclaimer.
  28  * 2. Redistributions in binary form must reproduce the above copyright
  29  *    notice, this list of conditions and the following disclaimer in the
  30  *    documentation and/or other materials provided with the distribution.
  31  * 3. All advertising materials mentioning features or use of this software
  32  *    must display the following acknowledgement:
  33  *    "This product includes cryptographic software written by
  34  *     Eric Young (eay@cryptsoft.com)"
  35  *    The word 'cryptographic' can be left out if the rouines from the library
  36  *    being used are not cryptographic related :-).
  37  * 4. If you include any Windows specific code (or a derivative thereof) from
  38  *    the apps directory (application code) you must include an acknowledgement:
  39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  40  *
  41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  51  * SUCH DAMAGE.
  52  *
  53  * The licence and distribution terms for any publically available version or
  54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  55  * copied and put under another distribution licence
  56  * [including the GNU Public Licence.]
  57  */
  58 /* ====================================================================
  59  * Copyright (c) 1998-2001 The OpenSSL Project.  All rights reserved.
  60  *
  61  * Redistribution and use in source and binary forms, with or without
  62  * modification, are permitted provided that the following conditions
  63  * are met:
  64  *
  65  * 1. Redistributions of source code must retain the above copyright
  66  *    notice, this list of conditions and the following disclaimer.
  67  *
  68  * 2. Redistributions in binary form must reproduce the above copyright
  69  *    notice, this list of conditions and the following disclaimer in
  70  *    the documentation and/or other materials provided with the
  71  *    distribution.
  72  *
  73  * 3. All advertising materials mentioning features or use of this
  74  *    software must display the following acknowledgment:
  75  *    "This product includes software developed by the OpenSSL Project
  76  *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
  77  *
  78  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  79  *    endorse or promote products derived from this software without
  80  *    prior written permission. For written permission, please contact
  81  *    openssl-core@openssl.org.
  82  *
  83  * 5. Products derived from this software may not be called "OpenSSL"
  84  *    nor may "OpenSSL" appear in their names without prior written
  85  *    permission of the OpenSSL Project.
  86  *
  87  * 6. Redistributions of any form whatsoever must retain the following
  88  *    acknowledgment:
  89  *    "This product includes software developed by the OpenSSL Project
  90  *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
  91  *
  92  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  93  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  94  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  95  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  96  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  97  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  98  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  99  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 100  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 101  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 102  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 103  * OF THE POSSIBILITY OF SUCH DAMAGE.
 104  * ====================================================================
 105  *
 106  * This product includes cryptographic software written by Eric Young
 107  * (eay@cryptsoft.com).  This product includes software written by Tim
 108  * Hudson (tjh@cryptsoft.com).
 109  *
 110  */
 111
 112 #include <stdio.h>
 113 #include <stdarg.h>
 114 #include <string.h>
 115 #include "cryptlib.h"
 116 #include <openssl/lhash.h>
 117 #include <openssl/crypto.h>
 118 #include <openssl/buffer.h>
 119 #include <openssl/bio.h>
 120 #include <openssl/err.h>
 121
 122 #ifndef OPENSSL_NO_ERR
 123 static ERR_STRING_DATA ERR_str_libraries[]=
 124         {
 125 {ERR_PACK(ERR_LIB_NONE,0,0)             ,"unknown library"},
 126 {ERR_PACK(ERR_LIB_SYS,0,0)              ,"system library"},
 127 {ERR_PACK(ERR_LIB_BN,0,0)               ,"bignum routines"},
 128 {ERR_PACK(ERR_LIB_RSA,0,0)              ,"rsa routines"},
 129 {ERR_PACK(ERR_LIB_DH,0,0)               ,"Diffie-Hellman routines"},
 130 {ERR_PACK(ERR_LIB_EVP,0,0)              ,"digital envelope routines"},
 131 {ERR_PACK(ERR_LIB_BUF,0,0)              ,"memory buffer routines"},
 132 {ERR_PACK(ERR_LIB_OBJ,0,0)              ,"object identifier routines"},
 133 {ERR_PACK(ERR_LIB_PEM,0,0)              ,"PEM routines"},
 134 {ERR_PACK(ERR_LIB_DSA,0,0)              ,"dsa routines"},
 135 {ERR_PACK(ERR_LIB_X509,0,0)             ,"x509 certificate routines"},
 136 {ERR_PACK(ERR_LIB_ASN1,0,0)             ,"asn1 encoding routines"},
 137 {ERR_PACK(ERR_LIB_CONF,0,0)             ,"configuration file routines"},
 138 {ERR_PACK(ERR_LIB_CRYPTO,0,0)           ,"common libcrypto routines"},
 139 {ERR_PACK(ERR_LIB_EC,0,0)               ,"elliptic curve routines"},
 140 {ERR_PACK(ERR_LIB_SSL,0,0)              ,"SSL routines"},
 141 {ERR_PACK(ERR_LIB_BIO,0,0)              ,"BIO routines"},
 142 {ERR_PACK(ERR_LIB_PKCS7,0,0)            ,"PKCS7 routines"},
 143 {ERR_PACK(ERR_LIB_X509V3,0,0)           ,"X509 V3 routines"},
 144 {ERR_PACK(ERR_LIB_PKCS12,0,0)           ,"PKCS12 routines"},
 145 {ERR_PACK(ERR_LIB_RAND,0,0)             ,"random number generator"},
 146 {ERR_PACK(ERR_LIB_DSO,0,0)              ,"DSO support routines"},
 147 {ERR_PACK(ERR_LIB_ENGINE,0,0)           ,"engine routines"},
 148 {ERR_PACK(ERR_LIB_OCSP,0,0)             ,"OCSP routines"},
 149 {ERR_PACK(ERR_LIB_FIPS,0,0)             ,"FIPS routines"},
 150 {ERR_PACK(ERR_LIB_CMS,0,0)              ,"CMS routines"},
 151 {ERR_PACK(ERR_LIB_JPAKE,0,0)            ,"JPAKE routines"},
 152 {0,NULL},
 153         };
 154
 155 static ERR_STRING_DATA ERR_str_functs[]=
 156         {
 157         {ERR_PACK(0,SYS_F_FOPEN,0),             "fopen"},
 158         {ERR_PACK(0,SYS_F_CONNECT,0),           "connect"},
 159         {ERR_PACK(0,SYS_F_GETSERVBYNAME,0),     "getservbyname"},
 160         {ERR_PACK(0,SYS_F_SOCKET,0),            "socket"},
 161         {ERR_PACK(0,SYS_F_IOCTLSOCKET,0),       "ioctlsocket"},
 162         {ERR_PACK(0,SYS_F_BIND,0),              "bind"},
 163         {ERR_PACK(0,SYS_F_LISTEN,0),            "listen"},
 164         {ERR_PACK(0,SYS_F_ACCEPT,0),            "accept"},
 165 #ifdef OPENSSL_SYS_WINDOWS
 166         {ERR_PACK(0,SYS_F_WSASTARTUP,0),        "WSAstartup"},
 167 #endif
 168         {ERR_PACK(0,SYS_F_OPENDIR,0),           "opendir"},
 169         {ERR_PACK(0,SYS_F_FREAD,0),             "fread"},
 170         {0,NULL},
 171         };
 172
 173 static ERR_STRING_DATA ERR_str_reasons[]=
 174         {
 175 {ERR_R_SYS_LIB                          ,"system lib"},
 176 {ERR_R_BN_LIB                           ,"BN lib"},
 177 {ERR_R_RSA_LIB                          ,"RSA lib"},
 178 {ERR_R_DH_LIB                           ,"DH lib"},
 179 {ERR_R_EVP_LIB                          ,"EVP lib"},
 180 {ERR_R_BUF_LIB                          ,"BUF lib"},
 181 {ERR_R_OBJ_LIB                          ,"OBJ lib"},
 182 {ERR_R_PEM_LIB                          ,"PEM lib"},
 183 {ERR_R_DSA_LIB                          ,"DSA lib"},
 184 {ERR_R_X509_LIB                         ,"X509 lib"},
 185 {ERR_R_ASN1_LIB                         ,"ASN1 lib"},
 186 {ERR_R_CONF_LIB                         ,"CONF lib"},
 187 {ERR_R_CRYPTO_LIB                       ,"CRYPTO lib"},
 188 {ERR_R_EC_LIB                           ,"EC lib"},
 189 {ERR_R_SSL_LIB                          ,"SSL lib"},
 190 {ERR_R_BIO_LIB                          ,"BIO lib"},
 191 {ERR_R_PKCS7_LIB                        ,"PKCS7 lib"},
 192 {ERR_R_X509V3_LIB                       ,"X509V3 lib"},
 193 {ERR_R_PKCS12_LIB                       ,"PKCS12 lib"},
 194 {ERR_R_RAND_LIB                         ,"RAND lib"},
 195 {ERR_R_DSO_LIB                          ,"DSO lib"},
 196 {ERR_R_ENGINE_LIB                       ,"ENGINE lib"},
 197 {ERR_R_OCSP_LIB                         ,"OCSP lib"},
 198
 199 {ERR_R_NESTED_ASN1_ERROR                ,"nested asn1 error"},
 200 {ERR_R_BAD_ASN1_OBJECT_HEADER           ,"bad asn1 object header"},
 201 {ERR_R_BAD_GET_ASN1_OBJECT_CALL         ,"bad get asn1 object call"},
 202 {ERR_R_EXPECTING_AN_ASN1_SEQUENCE       ,"expecting an asn1 sequence"},
 203 {ERR_R_ASN1_LENGTH_MISMATCH             ,"asn1 length mismatch"},
 204 {ERR_R_MISSING_ASN1_EOS                 ,"missing asn1 eos"},
 205
 206 {ERR_R_FATAL                            ,"fatal"},
 207 {ERR_R_MALLOC_FAILURE                   ,"malloc failure"},
 208 {ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED      ,"called a function you should not call"},
 209 {ERR_R_PASSED_NULL_PARAMETER            ,"passed a null parameter"},
 210 {ERR_R_INTERNAL_ERROR                   ,"internal error"},
 211 {ERR_R_DISABLED                         ,"called a function that was disabled at compile-time"},
 212
 213 {0,NULL},
 214         };
 215 #endif
 216
 217 #ifndef OPENSSL_NO_ERR
 218 #define NUM_SYS_STR_REASONS 127
 219 #define LEN_SYS_STR_REASON 32
 220
 221 static ERR_STRING_DATA SYS_str_reasons[NUM_SYS_STR_REASONS + 1];
 222 /* SYS_str_reasons is filled with copies of strerror() results at
 223  * initialization.
 224  * 'errno' values up to 127 should cover all usual errors,
 225  * others will be displayed numerically by ERR_error_string.
 226  * It is crucial that we have something for each reason code
 227  * that occurs in ERR_str_reasons, or bogus reason strings
 228  * will be returned for SYSerr, which always gets an errno
 229  * value and never one of those 'standard' reason codes. */
 230
 231 static void build_SYS_str_reasons(void)
 232         {
 233         /* OPENSSL_malloc cannot be used here, use static storage instead */
 234         static char strerror_tab[NUM_SYS_STR_REASONS][LEN_SYS_STR_REASON];
 235         int i;
 236         static int init = 1;
 237
 238         CRYPTO_r_lock(CRYPTO_LOCK_ERR);
 239         if (!init)
 240                 {
 241                 CRYPTO_r_unlock(CRYPTO_LOCK_ERR);
 242                 return;
 243                 }
 244
 245         CRYPTO_r_unlock(CRYPTO_LOCK_ERR);
 246         CRYPTO_w_lock(CRYPTO_LOCK_ERR);
 247         if (!init)
 248                 {
 249                 CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
 250                 return;
 251                 }
 252
 253         for (i = 1; i <= NUM_SYS_STR_REASONS; i++)
 254                 {
 255                 ERR_STRING_DATA *str = &SYS_str_reasons[i - 1];
 256
 257                 str->error = (unsigned long)i;
 258                 if (str->string == NULL)
 259                         {
 260                         char (*dest)[LEN_SYS_STR_REASON] = &(strerror_tab[i - 1]);
 261                         char *src = strerror(i);
 262                         if (src != NULL)
 263                                 {
 264                                 strncpy(*dest, src, sizeof *dest);
 265                                 (*dest)[sizeof *dest - 1] = '\0';
 266                                 str->string = *dest;
 267                                 }
 268                         }
 269                 if (str->string == NULL)
 270                         str->string = "unknown";
 271                 }
 272
 273         /* Now we still have SYS_str_reasons[NUM_SYS_STR_REASONS] = {0, NULL},
 274          * as required by ERR_load_strings. */
 275
 276         init = 0;
 277
 278         CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
 279         }
 280 #endif
 281
 282 void ERR_load_ERR_strings(void)
 283         {
 284 #ifndef OPENSSL_NO_ERR
 285         if (ERR_func_error_string(ERR_str_functs[0].error) == NULL)
 286                 {
 287                 ERR_load_strings(0,ERR_str_libraries);
 288                 ERR_load_strings(0,ERR_str_reasons);
 289                 ERR_load_strings(ERR_LIB_SYS,ERR_str_functs);
 290                 build_SYS_str_reasons();
 291                 ERR_load_strings(ERR_LIB_SYS,SYS_str_reasons);
 292                 }
 293 #endif
 294         }
 295