1 /*
2 * This file is part of FFmpeg.
3 *
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19 #include "libavutil/avstring.h"
20 #include "libavutil/mem.h"
21
22 #include "url.h"
23
24 extern const URLProtocol ff_async_protocol;
25 extern const URLProtocol ff_bluray_protocol;
26 extern const URLProtocol ff_cache_protocol;
27 extern const URLProtocol ff_concat_protocol;
28 extern const URLProtocol ff_concatf_protocol;
29 extern const URLProtocol ff_crypto_protocol;
30 extern const URLProtocol ff_data_protocol;
31 extern const URLProtocol ff_ffrtmpcrypt_protocol;
32 extern const URLProtocol ff_ffrtmphttp_protocol;
33 extern const URLProtocol ff_file_protocol;
34 extern const URLProtocol ff_ftp_protocol;
35 extern const URLProtocol ff_gopher_protocol;
36 extern const URLProtocol ff_gophers_protocol;
37 extern const URLProtocol ff_hls_protocol;
38 extern const URLProtocol ff_http_protocol;
39 extern const URLProtocol ff_httpproxy_protocol;
40 extern const URLProtocol ff_https_protocol;
41 extern const URLProtocol ff_icecast_protocol;
42 extern const URLProtocol ff_mmsh_protocol;
43 extern const URLProtocol ff_mmst_protocol;
44 extern const URLProtocol ff_md5_protocol;
45 extern const URLProtocol ff_pipe_protocol;
46 extern const URLProtocol ff_prompeg_protocol;
47 extern const URLProtocol ff_rtmp_protocol;
48 extern const URLProtocol ff_rtmpe_protocol;
49 extern const URLProtocol ff_rtmps_protocol;
50 extern const URLProtocol ff_rtmpt_protocol;
51 extern const URLProtocol ff_rtmpte_protocol;
52 extern const URLProtocol ff_rtmpts_protocol;
53 extern const URLProtocol ff_rtp_protocol;
54 extern const URLProtocol ff_sctp_protocol;
55 extern const URLProtocol ff_srtp_protocol;
56 extern const URLProtocol ff_subfile_protocol;
57 extern const URLProtocol ff_tee_protocol;
58 extern const URLProtocol ff_tcp_protocol;
59 extern const URLProtocol ff_tls_protocol;
60 extern const URLProtocol ff_udp_protocol;
61 extern const URLProtocol ff_udplite_protocol;
62 extern const URLProtocol ff_unix_protocol;
63 extern const URLProtocol ff_libamqp_protocol;
64 extern const URLProtocol ff_librist_protocol;
65 extern const URLProtocol ff_librtmp_protocol;
66 extern const URLProtocol ff_librtmpe_protocol;
67 extern const URLProtocol ff_librtmps_protocol;
68 extern const URLProtocol ff_librtmpt_protocol;
69 extern const URLProtocol ff_librtmpte_protocol;
70 extern const URLProtocol ff_libsrt_protocol;
71 extern const URLProtocol ff_libssh_protocol;
72 extern const URLProtocol ff_libsmbclient_protocol;
73 extern const URLProtocol ff_libzmq_protocol;
74 extern const URLProtocol ff_ipfs_protocol;
75 extern const URLProtocol ff_ipns_protocol;
76
77 #include "libavformat/protocol_list.c"
78
ff_urlcontext_child_class_iterate(void ** iter)79 const AVClass *ff_urlcontext_child_class_iterate(void **iter)
80 {
81 const AVClass *ret = NULL;
82 uintptr_t i;
83
84 for (i = (uintptr_t)*iter; url_protocols[i]; i++) {
85 ret = url_protocols[i]->priv_data_class;
86 if (ret)
87 break;
88 }
89
90 *iter = (void*)(uintptr_t)(url_protocols[i] ? i + 1 : i);
91 return ret;
92 }
93
avio_enum_protocols(void ** opaque,int output)94 const char *avio_enum_protocols(void **opaque, int output)
95 {
96 uintptr_t i;
97
98 for (i = (uintptr_t)*opaque; url_protocols[i]; i++) {
99 const URLProtocol *p = url_protocols[i];
100 if ((output && p->url_write) || (!output && p->url_read)) {
101 *opaque = (void*)(uintptr_t)(i + 1);
102 return p->name;
103 }
104 }
105 *opaque = NULL;
106 return NULL;
107 }
108
avio_protocol_get_class(const char * name)109 const AVClass *avio_protocol_get_class(const char *name)
110 {
111 int i = 0;
112 for (i = 0; url_protocols[i]; i++) {
113 if (!strcmp(url_protocols[i]->name, name))
114 return url_protocols[i]->priv_data_class;
115 }
116 return NULL;
117 }
118
ffurl_get_protocols(const char * whitelist,const char * blacklist)119 const URLProtocol **ffurl_get_protocols(const char *whitelist,
120 const char *blacklist)
121 {
122 const URLProtocol **ret;
123 int i, ret_idx = 0;
124
125 ret = av_calloc(FF_ARRAY_ELEMS(url_protocols), sizeof(*ret));
126 if (!ret)
127 return NULL;
128
129 for (i = 0; url_protocols[i]; i++) {
130 const URLProtocol *up = url_protocols[i];
131
132 if (whitelist && *whitelist && !av_match_name(up->name, whitelist))
133 continue;
134 if (blacklist && *blacklist && av_match_name(up->name, blacklist))
135 continue;
136
137 ret[ret_idx++] = up;
138 }
139
140 return ret;
141 }
142