source: UsbWattMeter/trunk/curl-7.47.1/lib/version.c@ 167

Last change on this file since 167 was 167, checked in by coas-nagasima, 8 years ago

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1/***************************************************************************
2 * _ _ ____ _
3 * Project ___| | | | _ \| |
4 * / __| | | | |_) | |
5 * | (__| |_| | _ <| |___
6 * \___|\___/|_| \_\_____|
7 *
8 * Copyright (C) 1998 - 2015, 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 https://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 ***************************************************************************/
22
23#include "curl_setup.h"
24
25#include <curl/curl.h>
26#include "urldata.h"
27#include "vtls/vtls.h"
28#include "http2.h"
29#include "curl_printf.h"
30
31#ifdef USE_ARES
32# if defined(CURL_STATICLIB) && !defined(CARES_STATICLIB) && \
33 (defined(WIN32) || defined(_WIN32) || defined(__SYMBIAN32__))
34# define CARES_STATICLIB
35# endif
36# include <ares.h>
37#endif
38
39#ifdef USE_LIBIDN
40#include <stringprep.h>
41#endif
42
43#ifdef USE_LIBPSL
44#include <libpsl.h>
45#endif
46
47#if defined(HAVE_ICONV) && defined(CURL_DOES_CONVERSIONS)
48#include <iconv.h>
49#endif
50
51#ifdef USE_LIBRTMP
52#include <librtmp/rtmp.h>
53#endif
54
55#ifdef USE_LIBSSH2
56#include <libssh2.h>
57#endif
58
59#ifdef HAVE_LIBSSH2_VERSION
60/* get it run-time if possible */
61#define CURL_LIBSSH2_VERSION libssh2_version(0)
62#else
63/* use build-time if run-time not possible */
64#define CURL_LIBSSH2_VERSION LIBSSH2_VERSION
65#endif
66
67char *curl_version(void)
68{
69 static char version[200];
70 char *ptr = version;
71 size_t len;
72 size_t left = sizeof(version);
73
74 strcpy(ptr, LIBCURL_NAME "/" LIBCURL_VERSION);
75 len = strlen(ptr);
76 left -= len;
77 ptr += len;
78
79 if(left > 1) {
80 len = Curl_ssl_version(ptr + 1, left - 1);
81
82 if(len > 0) {
83 *ptr = ' ';
84 left -= ++len;
85 ptr += len;
86 }
87 }
88
89#ifdef HAVE_LIBZ
90 len = snprintf(ptr, left, " zlib/%s", zlibVersion());
91 left -= len;
92 ptr += len;
93#endif
94#ifdef USE_ARES
95 /* this function is only present in c-ares, not in the original ares */
96 len = snprintf(ptr, left, " c-ares/%s", ares_version(NULL));
97 left -= len;
98 ptr += len;
99#endif
100#ifdef USE_LIBIDN
101 if(stringprep_check_version(LIBIDN_REQUIRED_VERSION)) {
102 len = snprintf(ptr, left, " libidn/%s", stringprep_check_version(NULL));
103 left -= len;
104 ptr += len;
105 }
106#endif
107#ifdef USE_LIBPSL
108 len = snprintf(ptr, left, " libpsl/%s", psl_get_version());
109 left -= len;
110 ptr += len;
111#endif
112#ifdef USE_WIN32_IDN
113 len = snprintf(ptr, left, " WinIDN");
114 left -= len;
115 ptr += len;
116#endif
117#if defined(HAVE_ICONV) && defined(CURL_DOES_CONVERSIONS)
118#ifdef _LIBICONV_VERSION
119 len = snprintf(ptr, left, " iconv/%d.%d",
120 _LIBICONV_VERSION >> 8, _LIBICONV_VERSION & 255);
121#else
122 /* version unknown */
123 len = snprintf(ptr, left, " iconv");
124#endif /* _LIBICONV_VERSION */
125 left -= len;
126 ptr += len;
127#endif
128#ifdef USE_LIBSSH2
129 len = snprintf(ptr, left, " libssh2/%s", CURL_LIBSSH2_VERSION);
130 left -= len;
131 ptr += len;
132#endif
133#ifdef USE_NGHTTP2
134 len = Curl_http2_ver(ptr, left);
135 left -= len;
136 ptr += len;
137#endif
138#ifdef USE_LIBRTMP
139 {
140 char suff[2];
141 if(RTMP_LIB_VERSION & 0xff) {
142 suff[0] = (RTMP_LIB_VERSION & 0xff) + 'a' - 1;
143 suff[1] = '\0';
144 }
145 else
146 suff[0] = '\0';
147
148 snprintf(ptr, left, " librtmp/%d.%d%s",
149 RTMP_LIB_VERSION >> 16, (RTMP_LIB_VERSION >> 8) & 0xff,
150 suff);
151/*
152 If another lib version is added below this one, this code would
153 also have to do:
154
155 len = what snprintf() returned
156
157 left -= len;
158 ptr += len;
159*/
160 }
161#endif
162
163 return version;
164}
165
166/* data for curl_version_info
167
168 Keep the list sorted alphabetically. It is also written so that each
169 protocol line has its own #if line to make things easier on the eye.
170 */
171
172static const char * const protocols[] = {
173#ifndef CURL_DISABLE_DICT
174 "dict",
175#endif
176#ifndef CURL_DISABLE_FILE
177 "file",
178#endif
179#ifndef CURL_DISABLE_FTP
180 "ftp",
181#endif
182#if defined(USE_SSL) && !defined(CURL_DISABLE_FTP)
183 "ftps",
184#endif
185#ifndef CURL_DISABLE_GOPHER
186 "gopher",
187#endif
188#ifndef CURL_DISABLE_HTTP
189 "http",
190#endif
191#if defined(USE_SSL) && !defined(CURL_DISABLE_HTTP)
192 "https",
193#endif
194#ifndef CURL_DISABLE_IMAP
195 "imap",
196#endif
197#if defined(USE_SSL) && !defined(CURL_DISABLE_IMAP)
198 "imaps",
199#endif
200#ifndef CURL_DISABLE_LDAP
201 "ldap",
202#if !defined(CURL_DISABLE_LDAPS) && \
203 ((defined(USE_OPENLDAP) && defined(USE_SSL)) || \
204 (!defined(USE_OPENLDAP) && defined(HAVE_LDAP_SSL)))
205 "ldaps",
206#endif
207#endif
208#ifndef CURL_DISABLE_POP3
209 "pop3",
210#endif
211#if defined(USE_SSL) && !defined(CURL_DISABLE_POP3)
212 "pop3s",
213#endif
214#ifdef USE_LIBRTMP
215 "rtmp",
216#endif
217#ifndef CURL_DISABLE_RTSP
218 "rtsp",
219#endif
220#ifdef USE_LIBSSH2
221 "scp",
222#endif
223#ifdef USE_LIBSSH2
224 "sftp",
225#endif
226#if !defined(CURL_DISABLE_SMB) && defined(USE_NTLM) && \
227 (CURL_SIZEOF_CURL_OFF_T > 4) && \
228 (!defined(USE_WINDOWS_SSPI) || defined(USE_WIN32_CRYPTO))
229 "smb",
230# ifdef USE_SSL
231 "smbs",
232# endif
233#endif
234#ifndef CURL_DISABLE_SMTP
235 "smtp",
236#endif
237#if defined(USE_SSL) && !defined(CURL_DISABLE_SMTP)
238 "smtps",
239#endif
240#ifndef CURL_DISABLE_TELNET
241 "telnet",
242#endif
243#ifndef CURL_DISABLE_TFTP
244 "tftp",
245#endif
246
247 NULL
248};
249
250static curl_version_info_data version_info = {
251 CURLVERSION_NOW,
252 LIBCURL_VERSION,
253 LIBCURL_VERSION_NUM,
254 OS, /* as found by configure or set by hand at build-time */
255 0 /* features is 0 by default */
256#ifdef ENABLE_IPV6
257 | CURL_VERSION_IPV6
258#endif
259#ifdef USE_SSL
260 | CURL_VERSION_SSL
261#endif
262#ifdef USE_NTLM
263 | CURL_VERSION_NTLM
264#endif
265#if !defined(CURL_DISABLE_HTTP) && defined(USE_NTLM) && \
266 defined(NTLM_WB_ENABLED)
267 | CURL_VERSION_NTLM_WB
268#endif
269#ifdef USE_SPNEGO
270 | CURL_VERSION_SPNEGO
271#endif
272#ifdef USE_KERBEROS5
273 | CURL_VERSION_KERBEROS5
274#endif
275#ifdef HAVE_GSSAPI
276 | CURL_VERSION_GSSAPI
277#endif
278#ifdef USE_WINDOWS_SSPI
279 | CURL_VERSION_SSPI
280#endif
281#ifdef HAVE_LIBZ
282 | CURL_VERSION_LIBZ
283#endif
284#ifdef DEBUGBUILD
285 | CURL_VERSION_DEBUG
286#endif
287#ifdef CURLDEBUG
288 | CURL_VERSION_CURLDEBUG
289#endif
290#ifdef CURLRES_ASYNCH
291 | CURL_VERSION_ASYNCHDNS
292#endif
293#if (CURL_SIZEOF_CURL_OFF_T > 4) && \
294 ( (SIZEOF_OFF_T > 4) || defined(USE_WIN32_LARGE_FILES) )
295 | CURL_VERSION_LARGEFILE
296#endif
297#if defined(CURL_DOES_CONVERSIONS)
298 | CURL_VERSION_CONV
299#endif
300#if defined(USE_TLS_SRP)
301 | CURL_VERSION_TLSAUTH_SRP
302#endif
303#if defined(USE_NGHTTP2)
304 | CURL_VERSION_HTTP2
305#endif
306#if defined(USE_UNIX_SOCKETS)
307 | CURL_VERSION_UNIX_SOCKETS
308#endif
309#if defined(USE_LIBPSL)
310 | CURL_VERSION_PSL
311#endif
312 ,
313 NULL, /* ssl_version */
314 0, /* ssl_version_num, this is kept at zero */
315 NULL, /* zlib_version */
316 protocols,
317 NULL, /* c-ares version */
318 0, /* c-ares version numerical */
319 NULL, /* libidn version */
320 0, /* iconv version */
321 NULL, /* ssh lib version */
322};
323
324curl_version_info_data *curl_version_info(CURLversion stamp)
325{
326#ifdef USE_LIBSSH2
327 static char ssh_buffer[80];
328#endif
329
330#ifdef USE_SSL
331 static char ssl_buffer[80];
332 Curl_ssl_version(ssl_buffer, sizeof(ssl_buffer));
333 version_info.ssl_version = ssl_buffer;
334#endif
335
336#ifdef HAVE_LIBZ
337 version_info.libz_version = zlibVersion();
338 /* libz left NULL if non-existing */
339#endif
340#ifdef USE_ARES
341 {
342 int aresnum;
343 version_info.ares = ares_version(&aresnum);
344 version_info.ares_num = aresnum;
345 }
346#endif
347#ifdef USE_LIBIDN
348 /* This returns a version string if we use the given version or later,
349 otherwise it returns NULL */
350 version_info.libidn = stringprep_check_version(LIBIDN_REQUIRED_VERSION);
351 if(version_info.libidn)
352 version_info.features |= CURL_VERSION_IDN;
353#elif defined(USE_WIN32_IDN)
354 version_info.features |= CURL_VERSION_IDN;
355#endif
356
357#if defined(HAVE_ICONV) && defined(CURL_DOES_CONVERSIONS)
358#ifdef _LIBICONV_VERSION
359 version_info.iconv_ver_num = _LIBICONV_VERSION;
360#else
361 /* version unknown */
362 version_info.iconv_ver_num = -1;
363#endif /* _LIBICONV_VERSION */
364#endif
365
366#ifdef USE_LIBSSH2
367 snprintf(ssh_buffer, sizeof(ssh_buffer), "libssh2/%s", LIBSSH2_VERSION);
368 version_info.libssh_version = ssh_buffer;
369#endif
370
371 (void)stamp; /* avoid compiler warnings, we don't use this */
372
373 return &version_info;
374}
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