curl/lib/version.c
Daniel Stenberg af72f198ba removed the unused 'len' variable, made use of the ptr pointer even if no
extra lib is used to prevent compiler warnings ("variable set but not used")
on that case
2004-05-06 07:32:30 +00:00

252 lines
5.4 KiB
C

/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2004, 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"
#ifdef USE_ARES
#include <ares_version.h>
#endif
#ifdef USE_LIBIDN
#include <stringprep.h>
#endif
#ifdef USE_SSLEAY
static void getssl_version(char *ptr, long *num)
{
#if (SSLEAY_VERSION_NUMBER >= 0x905000)
{
char sub[2];
unsigned long ssleay_value;
sub[1]='\0';
ssleay_value=SSLeay();
*num = (long)ssleay_value;
if(ssleay_value < 0x906000) {
ssleay_value=SSLEAY_VERSION_NUMBER;
sub[0]='\0';
}
else {
if(ssleay_value&0xff0) {
sub[0]=(char)((ssleay_value>>4)&0xff) + 'a' -1;
}
else
sub[0]='\0';
}
sprintf(ptr, " OpenSSL/%lx.%lx.%lx%s",
(ssleay_value>>28)&0xf,
(ssleay_value>>20)&0xff,
(ssleay_value>>12)&0xff,
sub);
}
#else
*num = SSLEAY_VERSION_NUMBER;
#if (SSLEAY_VERSION_NUMBER >= 0x900000)
sprintf(ptr, " OpenSSL/%lx.%lx.%lx",
(SSLEAY_VERSION_NUMBER>>28)&0xff,
(SSLEAY_VERSION_NUMBER>>20)&0xff,
(SSLEAY_VERSION_NUMBER>>12)&0xf);
#else
{
char sub[2];
sub[1]='\0';
if(SSLEAY_VERSION_NUMBER&0x0f) {
sub[0]=(SSLEAY_VERSION_NUMBER&0x0f) + 'a' -1;
}
else
sub[0]='\0';
sprintf(ptr, " SSL/%x.%x.%x%s",
(SSLEAY_VERSION_NUMBER>>12)&0xff,
(SSLEAY_VERSION_NUMBER>>8)&0xf,
(SSLEAY_VERSION_NUMBER>>4)&0xf, sub);
}
#endif
#endif
}
#endif
char *curl_version(void)
{
static char version[200];
char *ptr=version;
strcpy(ptr, LIBCURL_NAME "/" LIBCURL_VERSION );
ptr=strchr(ptr, '\0');
#ifdef USE_SSLEAY
{
long num;
getssl_version(ptr, &num);
ptr=strchr(version, '\0');
}
#endif
#ifdef HAVE_KRB4
sprintf(ptr, " krb4");
ptr += strlen(ptr);
#endif
#ifdef ENABLE_IPV6
sprintf(ptr, " ipv6");
ptr += strlen(ptr);
#endif
#ifdef HAVE_LIBZ
sprintf(ptr, " zlib/%s", zlibVersion());
ptr += strlen(ptr);
#endif
#ifdef HAVE_GSSAPI
sprintf(ptr, " GSS");
ptr += strlen(ptr);
#endif
#ifdef USE_ARES
/* this function is only present in c-ares, not in the original ares */
sprintf(ptr, " c-ares/%s", ares_version(NULL));
ptr += strlen(ptr);
#endif
#ifdef USE_LIBIDN
sprintf(ptr, " libidn/%s", stringprep_check_version(NULL));
ptr += strlen(ptr);
#endif
return version;
}
/* data for curl_version_info */
static const char *protocols[] = {
#ifndef CURL_DISABLE_FTP
"ftp",
#endif
#ifndef CURL_DISABLE_GOPHER
"gopher",
#endif
#ifndef CURL_DISABLE_TELNET
"telnet",
#endif
#ifndef CURL_DISABLE_DICT
"dict",
#endif
#ifndef CURL_DISABLE_LDAP
"ldap",
#endif
#ifndef CURL_DISABLE_HTTP
"http",
#endif
#ifndef CURL_DISABLE_FILE
"file",
#endif
#ifdef USE_SSLEAY
#ifndef CURL_DISABLE_HTTP
"https",
#endif
#ifndef CURL_DISABLE_FTP
"ftps",
#endif
#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_SSLEAY
| CURL_VERSION_SSL
| CURL_VERSION_NTLM /* since this requires OpenSSL */
#endif
#ifdef HAVE_LIBZ
| CURL_VERSION_LIBZ
#endif
#ifdef HAVE_GSSAPI
| CURL_VERSION_GSSNEGOTIATE
#endif
#ifdef CURLDEBUG
| CURL_VERSION_DEBUG
#endif
#ifdef USE_ARES
| CURL_VERSION_ASYNCHDNS
#endif
#ifdef HAVE_SPNEGO
| CURL_VERSION_SPNEGO
#endif
#if defined(ENABLE_64BIT) && (SIZEOF_CURL_OFF_T > 4)
| CURL_VERSION_LARGEFILE
#endif
#ifdef USE_LIBIDN
| CURL_VERSION_IDN
#endif
,
NULL, /* ssl_version */
0, /* ssl_version_num */
NULL, /* zlib_version */
protocols,
NULL, /* c-ares version */
0, /* c-ares version numerical */
NULL, /* libidn version */
};
curl_version_info_data *curl_version_info(CURLversion stamp)
{
#ifdef USE_SSLEAY
static char ssl_buffer[80];
long num;
getssl_version(ssl_buffer, &num);
version_info.ssl_version = ssl_buffer;
version_info.ssl_version_num = num;
/* SSL stuff is left zero if undefined */
#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
(void)stamp; /* avoid compiler warnings, we don't use this */
return &version_info;
}