curl/lib/version.c

294 lines
6.6 KiB
C

/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2010, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at http://curl.haxx.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
* $Id$
***************************************************************************/
#include "setup.h"
#include <string.h>
#include <stdio.h>
#include <curl/curl.h>
#include "urldata.h"
#include "sslgen.h"
#define _MPRINTF_REPLACE /* use the internal *printf() functions */
#include <curl/mprintf.h>
#ifdef USE_ARES
#include <ares_version.h>
#endif
#ifdef USE_LIBIDN
#include <stringprep.h>
#endif
#if defined(HAVE_ICONV) && defined(CURL_DOES_CONVERSIONS)
#include <iconv.h>
#endif
#ifdef USE_LIBSSH2
#include <libssh2.h>
#endif
#ifdef HAVE_LIBSSH2_VERSION
/* get it run-time if possible */
#define CURL_LIBSSH2_VERSION libssh2_version(0)
#else
/* use build-time if run-time not possible */
#define CURL_LIBSSH2_VERSION LIBSSH2_VERSION
#endif
char *curl_version(void)
{
static char version[200];
char *ptr=version;
size_t len;
size_t left = sizeof(version);
strcpy(ptr, LIBCURL_NAME "/" LIBCURL_VERSION );
len = strlen(ptr);
left -= len;
ptr += len;
if(left > 1) {
len = Curl_ssl_version(ptr + 1, left - 1);
if(len > 0) {
*ptr = ' ';
left -= ++len;
ptr += len;
}
}
#ifdef HAVE_LIBZ
len = snprintf(ptr, left, " zlib/%s", zlibVersion());
left -= len;
ptr += len;
#endif
#ifdef USE_ARES
/* this function is only present in c-ares, not in the original ares */
len = snprintf(ptr, left, " c-ares/%s", ares_version(NULL));
left -= len;
ptr += len;
#endif
#ifdef USE_LIBIDN
if(stringprep_check_version(LIBIDN_REQUIRED_VERSION)) {
len = snprintf(ptr, left, " libidn/%s", stringprep_check_version(NULL));
left -= len;
ptr += len;
}
#endif
#if defined(HAVE_ICONV) && defined(CURL_DOES_CONVERSIONS)
#ifdef _LIBICONV_VERSION
len = snprintf(ptr, left, " iconv/%d.%d",
_LIBICONV_VERSION >> 8, _LIBICONV_VERSION & 255);
#else
/* version unknown */
len = snprintf(ptr, left, " iconv");
#endif /* _LIBICONV_VERSION */
left -= len;
ptr += len;
#endif
#ifdef USE_LIBSSH2
len = snprintf(ptr, left, " libssh2/%s", CURL_LIBSSH2_VERSION);
left -= len;
ptr += len;
#endif
return version;
}
/* data for curl_version_info
Keep the list sorted alphabetically. It is also written so that each
protocol line has its own #if line to make things easier on the eye.
*/
static const char * const protocols[] = {
#ifndef CURL_DISABLE_DICT
"dict",
#endif
#ifndef CURL_DISABLE_FILE
"file",
#endif
#ifndef CURL_DISABLE_FTP
"ftp",
#endif
#if defined(USE_SSL) && !defined(CURL_DISABLE_FTP)
"ftps",
#endif
#ifndef CURL_DISABLE_HTTP
"http",
#endif
#if defined(USE_SSL) && !defined(CURL_DISABLE_HTTP)
"https",
#endif
#ifndef CURL_DISABLE_IMAP
"imap",
#endif
#if defined(USE_SSL) && !defined(CURL_DISABLE_IMAP)
"imaps",
#endif
#ifndef CURL_DISABLE_LDAP
"ldap",
#endif
#if defined(HAVE_LDAP_SSL) && !defined(CURL_DISABLE_LDAP)
"ldaps",
#endif
#ifndef CURL_DISABLE_POP3
"pop3",
#endif
#if defined(USE_SSL) && !defined(CURL_DISABLE_POP3)
"pop3s",
#endif
#ifndef CURL_DISABLE_RTSP
"rtsp",
#endif
#ifdef USE_LIBSSH2
"scp",
#endif
#ifdef USE_LIBSSH2
"sftp",
#endif
#ifndef CURL_DISABLE_SMTP
"smtp",
#endif
#if defined(USE_SSL) && !defined(CURL_DISABLE_SMTP)
"smtps",
#endif
#ifndef CURL_DISABLE_TELNET
"telnet",
#endif
#ifndef CURL_DISABLE_TFTP
"tftp",
#endif
NULL
};
static curl_version_info_data version_info = {
CURLVERSION_NOW,
LIBCURL_VERSION,
LIBCURL_VERSION_NUM,
OS, /* as found by configure or set by hand at build-time */
0 /* features is 0 by default */
#ifdef ENABLE_IPV6
| CURL_VERSION_IPV6
#endif
#ifdef HAVE_KRB4
| CURL_VERSION_KERBEROS4
#endif
#ifdef USE_SSL
| CURL_VERSION_SSL
#endif
#ifdef USE_NTLM
| CURL_VERSION_NTLM
#endif
#ifdef USE_WINDOWS_SSPI
| CURL_VERSION_SSPI
#endif
#ifdef HAVE_LIBZ
| CURL_VERSION_LIBZ
#endif
#ifdef HAVE_GSSAPI
| CURL_VERSION_GSSNEGOTIATE
#endif
#ifdef DEBUGBUILD
| CURL_VERSION_DEBUG
#endif
#ifdef CURLDEBUG
| CURL_VERSION_CURLDEBUG
#endif
#ifdef CURLRES_ASYNCH
| CURL_VERSION_ASYNCHDNS
#endif
#ifdef HAVE_SPNEGO
| CURL_VERSION_SPNEGO
#endif
#if (CURL_SIZEOF_CURL_OFF_T > 4) && \
( (SIZEOF_OFF_T > 4) || defined(USE_WIN32_LARGE_FILES) )
| CURL_VERSION_LARGEFILE
#endif
#if defined(CURL_DOES_CONVERSIONS)
| CURL_VERSION_CONV
#endif
,
NULL, /* ssl_version */
0, /* ssl_version_num, this is kept at zero */
NULL, /* zlib_version */
protocols,
NULL, /* c-ares version */
0, /* c-ares version numerical */
NULL, /* libidn version */
0, /* iconv version */
NULL, /* ssh lib version */
};
curl_version_info_data *curl_version_info(CURLversion stamp)
{
#ifdef USE_LIBSSH2
static char ssh_buffer[80];
#endif
#ifdef USE_SSL
static char ssl_buffer[80];
Curl_ssl_version(ssl_buffer, sizeof(ssl_buffer));
version_info.ssl_version = ssl_buffer;
#endif
#ifdef HAVE_LIBZ
version_info.libz_version = zlibVersion();
/* libz left NULL if non-existing */
#endif
#ifdef USE_ARES
{
int aresnum;
version_info.ares = ares_version(&aresnum);
version_info.ares_num = aresnum;
}
#endif
#ifdef USE_LIBIDN
/* This returns a version string if we use the given version or later,
otherwise it returns NULL */
version_info.libidn = stringprep_check_version(LIBIDN_REQUIRED_VERSION);
if(version_info.libidn)
version_info.features |= CURL_VERSION_IDN;
#endif
#if defined(HAVE_ICONV) && defined(CURL_DOES_CONVERSIONS)
#ifdef _LIBICONV_VERSION
version_info.iconv_ver_num = _LIBICONV_VERSION;
#else
/* version unknown */
version_info.iconv_ver_num = -1;
#endif /* _LIBICONV_VERSION */
#endif
#ifdef USE_LIBSSH2
snprintf(ssh_buffer, sizeof(ssh_buffer), "libssh2/%s", LIBSSH2_VERSION);
version_info.libssh_version = ssh_buffer;
#endif
(void)stamp; /* avoid compiler warnings, we don't use this */
return &version_info;
}