Utilities/cmcurl/version.c

   1 /***************************************************************************
   2  *                                  _   _ ____  _
   3  *  Project                     ___| | | |  _ \| |
   4  *                             / __| | | | |_) | |
   5  *                            | (__| |_| |  _ <| |___
   6  *                             \___|\___/|_| \_\_____|
   7  *
   8  * Copyright (C) 1998 - 2006, Daniel Stenberg, <daniel@haxx.se>, et al.
   9  *
  10  * This software is licensed as described in the file COPYING, which
  11  * you should have received as part of this distribution. The terms
  12  * are also available at http://curl.haxx.se/docs/copyright.html.
  13  *
  14  * You may opt to use, copy, modify, merge, publish, distribute and/or sell
  15  * copies of the Software, and permit persons to whom the Software is
  16  * furnished to do so, under the terms of the COPYING file.
  17  *
  18  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  19  * KIND, either express or implied.
  20  *
  21  * $Id: version.c,v 1.2 2007-03-15 19:22:13 andy Exp $
  22  ***************************************************************************/
  23
  24 #include "setup.h"
  25
  26 #include <string.h>
  27 #include <stdio.h>
  28
  29 #include <curl/curl.h>
  30 #include "urldata.h"
  31 #include "sslgen.h"
  32
  33 #define _MPRINTF_REPLACE /* use the internal *printf() functions */
  34 #include <curl/mprintf.h>
  35
  36 #ifdef USE_ARES
  37 #include <ares_version.h>
  38 #endif
  39
  40 #ifdef USE_LIBIDN
  41 #include <stringprep.h>
  42 #endif
  43
  44 #if defined(HAVE_ICONV) && defined(CURL_DOES_CONVERSIONS)
  45 #include <iconv.h>
  46 #endif
  47
  48 #ifdef USE_LIBSSH2
  49 #include <libssh2.h>
  50 #endif
  51
  52
  53 char *curl_version(void)
  54 {
  55   static char version[200];
  56   char *ptr=version;
  57   size_t len;
  58   size_t left = sizeof(version);
  59   strcpy(ptr, LIBCURL_NAME "/" LIBCURL_VERSION );
  60   ptr=strchr(ptr, '\0');
  61   left -= strlen(ptr);
  62
  63   len = Curl_ssl_version(ptr, left);
  64   left -= len;
  65   ptr += len;
  66
  67 #ifdef HAVE_LIBZ
  68   len = snprintf(ptr, left, " zlib/%s", zlibVersion());
  69   left -= len;
  70   ptr += len;
  71 #endif
  72 #ifdef USE_ARES
  73   /* this function is only present in c-ares, not in the original ares */
  74   len = snprintf(ptr, left, " c-ares/%s", ares_version(NULL));
  75   left -= len;
  76   ptr += len;
  77 #endif
  78 #ifdef USE_LIBIDN
  79   if(stringprep_check_version(LIBIDN_REQUIRED_VERSION)) {
  80     len = snprintf(ptr, left, " libidn/%s", stringprep_check_version(NULL));
  81     left -= len;
  82     ptr += len;
  83   }
  84 #endif
  85 #if defined(HAVE_ICONV) && defined(CURL_DOES_CONVERSIONS)
  86 #ifdef _LIBICONV_VERSION
  87   len = snprintf(ptr, left, " iconv/%d.%d",
  88                  _LIBICONV_VERSION >> 8, _LIBICONV_VERSION & 255);
  89 #else
  90   /* version unknown */
  91   len = snprintf(ptr, left, " iconv");
  92 #endif /* _LIBICONV_VERSION */
  93   left -= len;
  94   ptr += len;
  95 #endif
  96 #ifdef USE_LIBSSH2
  97   len = snprintf(ptr, left, " libssh2/%s", LIBSSH2_VERSION);
  98   left -= len;
  99   ptr += len;
 100 #endif
 101
 102   return version;
 103 }
 104
 105 /* data for curl_version_info */
 106
 107 static const char * const protocols[] = {
 108 #ifndef CURL_DISABLE_TFTP
 109   "tftp",
 110 #endif
 111 #ifndef CURL_DISABLE_FTP
 112   "ftp",
 113 #endif
 114 #ifndef CURL_DISABLE_TELNET
 115   "telnet",
 116 #endif
 117 #ifndef CURL_DISABLE_DICT
 118   "dict",
 119 #endif
 120 #ifndef CURL_DISABLE_LDAP
 121   "ldap",
 122 #endif
 123 #ifndef CURL_DISABLE_HTTP
 124   "http",
 125 #endif
 126 #ifndef CURL_DISABLE_FILE
 127   "file",
 128 #endif
 129
 130 #ifdef USE_SSL
 131 #ifndef CURL_DISABLE_HTTP
 132   "https",
 133 #endif
 134 #ifndef CURL_DISABLE_FTP
 135   "ftps",
 136 #endif
 137 #endif
 138
 139 #ifdef USE_LIBSSH2
 140   "scp",
 141   "sftp",
 142 #endif
 143
 144   NULL
 145 };
 146
 147 static curl_version_info_data version_info = {
 148   CURLVERSION_NOW,
 149   LIBCURL_VERSION,
 150   LIBCURL_VERSION_NUM,
 151   OS, /* as found by configure or set by hand at build-time */
 152   0 /* features is 0 by default */
 153 #ifdef ENABLE_IPV6
 154   | CURL_VERSION_IPV6
 155 #endif
 156 #ifdef HAVE_KRB4
 157   | CURL_VERSION_KERBEROS4
 158 #endif
 159 #ifdef USE_SSL
 160   | CURL_VERSION_SSL
 161 #endif
 162 #ifdef USE_NTLM
 163   | CURL_VERSION_NTLM
 164 #endif
 165 #ifdef USE_WINDOWS_SSPI
 166   | CURL_VERSION_SSPI
 167 #endif
 168 #ifdef HAVE_LIBZ
 169   | CURL_VERSION_LIBZ
 170 #endif
 171 #ifdef HAVE_GSSAPI
 172   | CURL_VERSION_GSSNEGOTIATE
 173 #endif
 174 #ifdef CURLDEBUG
 175   | CURL_VERSION_DEBUG
 176 #endif
 177 #ifdef USE_ARES
 178   | CURL_VERSION_ASYNCHDNS
 179 #endif
 180 #ifdef HAVE_SPNEGO
 181   | CURL_VERSION_SPNEGO
 182 #endif
 183 #if defined(ENABLE_64BIT) && (SIZEOF_CURL_OFF_T > 4)
 184   | CURL_VERSION_LARGEFILE
 185 #endif
 186 #if defined(CURL_DOES_CONVERSIONS)
 187   | CURL_VERSION_CONV
 188 #endif
 189   ,
 190   NULL, /* ssl_version */
 191   0,    /* ssl_version_num, this is kept at zero */
 192   NULL, /* zlib_version */
 193   protocols,
 194   NULL, /* c-ares version */
 195   0,    /* c-ares version numerical */
 196   NULL, /* libidn version */
 197   0,    /* iconv version */
 198   NULL, /* ssh lib version */
 199 };
 200
 201 curl_version_info_data *curl_version_info(CURLversion stamp)
 202 {
 203 #ifdef USE_LIBSSH2
 204   static char ssh_buffer[80];
 205 #endif
 206
 207 #ifdef USE_SSL
 208   static char ssl_buffer[80];
 209   Curl_ssl_version(ssl_buffer, sizeof(ssl_buffer));
 210   version_info.ssl_version = ssl_buffer;
 211 #endif
 212
 213 #ifdef HAVE_LIBZ
 214   version_info.libz_version = zlibVersion();
 215   /* libz left NULL if non-existing */
 216 #endif
 217 #ifdef USE_ARES
 218   {
 219     int aresnum;
 220     version_info.ares = ares_version(&aresnum);
 221     version_info.ares_num = aresnum;
 222   }
 223 #endif
 224 #ifdef USE_LIBIDN
 225   /* This returns a version string if we use the given version or later,
 226      otherwise it returns NULL */
 227   version_info.libidn = stringprep_check_version(LIBIDN_REQUIRED_VERSION);
 228   if(version_info.libidn)
 229     version_info.features |= CURL_VERSION_IDN;
 230 #endif
 231
 232 #if defined(HAVE_ICONV) && defined(CURL_DOES_CONVERSIONS)
 233 #ifdef _LIBICONV_VERSION
 234   version_info.iconv_ver_num = _LIBICONV_VERSION;
 235 #else
 236   /* version unknown */
 237   version_info.iconv_ver_num = -1;
 238 #endif /* _LIBICONV_VERSION */
 239 #endif
 240
 241 #ifdef USE_LIBSSH2
 242   snprintf(ssh_buffer, sizeof(ssh_buffer), "libssh2/%s", LIBSSH2_VERSION);
 243   version_info.libssh_version = ssh_buffer;
 244 #endif
 245
 246   (void)stamp; /* avoid compiler warnings, we don't use this */
 247
 248   return &version_info;
 249 }