FFmpeg
url.c
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1 /*
2  * Copyright (c) 2012 Martin Storsjo
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #include "libavformat/url.h"
22 #include "libavformat/avformat.h"
23 
24 static void test_decompose(const char *url)
25 {
26  URLComponents uc;
27  int len, ret;
28 
29  printf("%s =>\n", url);
30  ret = ff_url_decompose(&uc, url, NULL);
31  if (ret < 0) {
32  printf(" error: %s\n", av_err2str(ret));
33  return;
34  }
35 #define PRINT_COMPONENT(comp) \
36  len = uc.url_component_end_##comp - uc.comp; \
37  if (len) printf(" "#comp": %.*s\n", len, uc.comp);
38  PRINT_COMPONENT(scheme);
39  PRINT_COMPONENT(authority);
40  PRINT_COMPONENT(userinfo);
41  PRINT_COMPONENT(host);
42  PRINT_COMPONENT(port);
43  PRINT_COMPONENT(path);
44  PRINT_COMPONENT(query);
46  printf("\n");
47 }
48 
49 static void test(const char *base, const char *rel)
50 {
51  char buf[200], buf2[200];
52  int ret;
53 
54  ret = ff_make_absolute_url(buf, sizeof(buf), base, rel);
55  if (ret < 0) {
56  printf("%50s %-20s => error %s\n", base, rel, av_err2str(ret));
57  return;
58  }
59  printf("%50s %-20s => %s\n", base, rel, buf);
60  if (base) {
61  /* Test in-buffer replacement */
62  snprintf(buf2, sizeof(buf2), "%s", base);
63  ff_make_absolute_url(buf2, sizeof(buf2), buf2, rel);
64  if (strcmp(buf, buf2)) {
65  printf("In-place handling of %s + %s failed\n", base, rel);
66  exit(1);
67  }
68  }
69 }
70 
71 static void test2(const char *url)
72 {
73  char proto[64];
74  char auth[256];
75  char host[256];
76  char path[256];
77  int port=-1;
78 
79  av_url_split(proto, sizeof(proto), auth, sizeof(auth), host, sizeof(host), &port, path, sizeof(path), url);
80  printf("%-60s => %-15s %-15s %-15s %5d %s\n", url, proto, auth, host, port, path);
81 }
82 
83 int main(void)
84 {
85  printf("Testing ff_url_decompose:\n\n");
86  test_decompose("http://user:pass@ffmpeg:8080/dir/file?query#fragment");
87  test_decompose("http://ffmpeg/dir/file");
88  test_decompose("file:///dev/null");
89  test_decompose("file:/dev/null");
90  test_decompose("http://[::1]/dev/null");
91  test_decompose("http://[::1]:8080/dev/null");
92  test_decompose("//ffmpeg/dev/null");
93 
94  printf("Testing ff_make_absolute_url:\n");
95  test(NULL, "baz");
96  test("/foo/bar", "baz");
97  test("/foo/bar", "../baz");
98  test("/foo/bar", "/baz");
99  test("/foo/bar", "../../../baz");
100  test("http://server/foo/", "baz");
101  test("http://server/foo/bar", "baz");
102  test("http://server/foo/", "../baz");
103  test("http://server/foo/bar/123", "../../baz");
104  test("http://server/foo/bar/123", "/baz");
105  test("http://server/foo/bar/123", "https://other/url");
106  test("http://server/foo/bar?param=value/with/slashes", "/baz");
107  test("http://server/foo/bar?param&otherparam", "?someparam");
108  test("http://server/foo/bar", "//other/url");
109  test("http://server/foo/bar", "../../../../../other/url");
110  test("http://server/foo/bar", "/../../../../../other/url");
111  test("http://server/foo/bar", "/test/../../../../../other/url");
112  test("http://server/foo/bar", "/test/../../test/../../../other/url");
113  test("http://server/foo/bar", "file:../baz/qux");
114  test("http://server/foo//bar/", "../../");
115  test("file:../tmp/foo", "../bar/");
116  test("file:../tmp/foo", "file:../bar/");
117  test("http://server/foo/bar", "./");
118  test("http://server/foo/bar", ".dotfile");
119  test("http://server/foo/bar", "..doubledotfile");
120  test("http://server/foo/bar", "double..dotfile");
121  test("http://server/foo/bar", "doubledotfile..");
122 
123  /* From https://tools.ietf.org/html/rfc3986#section-5.4 */
124  test("http://a/b/c/d;p?q", "g:h"); // g:h
125  test("http://a/b/c/d;p?q", "g"); // http://a/b/c/g
126  test("http://a/b/c/d;p?q", "./g"); // http://a/b/c/g
127  test("http://a/b/c/d;p?q", "g/"); // http://a/b/c/g/
128  test("http://a/b/c/d;p?q", "/g"); // http://a/g
129  test("http://a/b/c/d;p?q", "//g"); // http://g
130  test("http://a/b/c/d;p?q", "?y"); // http://a/b/c/d;p?y
131  test("http://a/b/c/d;p?q", "g?y"); // http://a/b/c/g?y
132  test("http://a/b/c/d;p?q", "#s"); // http://a/b/c/d;p?q#s
133  test("http://a/b/c/d;p?q", "g#s"); // http://a/b/c/g#s
134  test("http://a/b/c/d;p?q", "g?y#s"); // http://a/b/c/g?y#s
135  test("http://a/b/c/d;p?q", ";x"); // http://a/b/c/;x
136  test("http://a/b/c/d;p?q", "g;x"); // http://a/b/c/g;x
137  test("http://a/b/c/d;p?q", "g;x?y#s"); // http://a/b/c/g;x?y#s
138  test("http://a/b/c/d;p?q", ""); // http://a/b/c/d;p?q
139  test("http://a/b/c/d;p?q", "."); // http://a/b/c/
140  test("http://a/b/c/d;p?q", "./"); // http://a/b/c/
141  test("http://a/b/c/d;p?q", ".."); // http://a/b/
142  test("http://a/b/c/d;p?q", "../"); // http://a/b/
143  test("http://a/b/c/d;p?q", "../g"); // http://a/b/g
144  test("http://a/b/c/d;p?q", "../.."); // http://a/
145  test("http://a/b/c/d;p?q", "../../"); // http://a/
146  test("http://a/b/c/d;p?q", "../../g"); // http://a/g
147  test("http://a/b/c/d;p?q", "../../../g"); // http://a/g
148  test("http://a/b/c/d;p?q", "../../../../g"); // http://a/g
149  test("http://a/b/c/d;p?q", "/./g"); // http://a/g
150  test("http://a/b/c/d;p?q", "/../g"); // http://a/g
151  test("http://a/b/c/d;p?q", "g."); // http://a/b/c/g.
152  test("http://a/b/c/d;p?q", ".g"); // http://a/b/c/.g
153  test("http://a/b/c/d;p?q", "g.."); // http://a/b/c/g..
154  test("http://a/b/c/d;p?q", "..g"); // http://a/b/c/..g
155  test("http://a/b/c/d;p?q", "./../g"); // http://a/b/g
156  test("http://a/b/c/d;p?q", "./g/."); // http://a/b/c/g/
157  test("http://a/b/c/d;p?q", "g/./h"); // http://a/b/c/g/h
158  test("http://a/b/c/d;p?q", "g/../h"); // http://a/b/c/h
159  test("http://a/b/c/d;p?q", "g;x=1/./y"); // http://a/b/c/g;x=1/y
160  test("http://a/b/c/d;p?q", "g;x=1/../y"); // http://a/b/c/y
161  test("http://a/b/c/d;p?q", "g?y/./x"); // http://a/b/c/g?y/./x
162  test("http://a/b/c/d;p?q", "g?y/../x"); // http://a/b/c/g?y/../x
163  test("http://a/b/c/d;p?q", "g#s/./x"); // http://a/b/c/g#s/./x
164  test("http://a/b/c/d;p?q", "g#s/../x"); // http://a/b/c/g#s/../x
165 
166  printf("\nTesting av_url_split:\n");
167  test2("/foo/bar");
168  test2("http://server/foo/");
169  test2("http://example.com/foo/bar");
170  test2("http://user:pass@localhost:8080/foo/bar/123");
171  test2("http://server/foo/bar?param=value/with/slashes");
172  test2("https://1l-lh.a.net/i/1LIVE_HDS@179577/master.m3u8");
173  test2("ftp://u:p%2B%2F2@ftp.pbt.com/ExportHD.mpg");
174  test2("https://key.dns.com?key_id=2&model_id=12345&&access_key=");
175  test2("http://example.com#tag");
176 
177  return 0;
178 }
void av_url_split(char *proto, int proto_size, char *authorization, int authorization_size, char *hostname, int hostname_size, int *port_ptr, char *path, int path_size, const char *url)
Split a URL string into components.
Definition: utils.c:4723
#define NULL
Definition: coverity.c:32
int ff_url_decompose(URLComponents *uc, const char *url, const char *end)
Parse an URL to find the components.
Definition: url.c:89
#define PRINT_COMPONENT(comp)
uint8_t base
Definition: vp3data.h:202
int main(void)
Definition: url.c:83
static void test_decompose(const char *url)
Definition: url.c:24
#define av_err2str(errnum)
Convenience macro, the return value should be used only directly in function arguments but never stan...
Definition: error.h:119
int ff_make_absolute_url(char *buf, int size, const char *base, const char *rel)
Convert a relative url into an absolute url, given a base url.
Definition: url.c:181
static void test2(const char *url)
Definition: url.c:71
#define snprintf
Definition: snprintf.h:34
Main libavformat public API header.
int len
printf("static const uint8_t my_array[100] = {\n")
unbuffered private I/O API
static void test(const char *base, const char *rel)
Definition: url.c:49