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 "config.h"
20
21 #include "libavutil/avstring.h"
22 #include "libavutil/mem.h"
23
24 #include "url.h"
25
26 extern const URLProtocol ff_async_protocol;
27 extern const URLProtocol ff_bluray_protocol;
28 extern const URLProtocol ff_cache_protocol;
29 extern const URLProtocol ff_concat_protocol;
30 extern const URLProtocol ff_crypto_protocol;
31 extern const URLProtocol ff_data_protocol;
32 extern const URLProtocol ff_ffrtmpcrypt_protocol;
33 extern const URLProtocol ff_ffrtmphttp_protocol;
34 extern const URLProtocol ff_file_protocol;
35 extern const URLProtocol ff_ftp_protocol;
36 extern const URLProtocol ff_gopher_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_librtmp_protocol;
65 extern const URLProtocol ff_librtmpe_protocol;
66 extern const URLProtocol ff_librtmps_protocol;
67 extern const URLProtocol ff_librtmpt_protocol;
68 extern const URLProtocol ff_librtmpte_protocol;
69 extern const URLProtocol ff_libsrt_protocol;
70 extern const URLProtocol ff_libssh_protocol;
71 extern const URLProtocol ff_libsmbclient_protocol;
72 extern const URLProtocol ff_libzmq_protocol;
73
74 #include "libavformat/protocol_list.c"
75
ff_urlcontext_child_class_next(const AVClass * prev)76 const AVClass *ff_urlcontext_child_class_next(const AVClass *prev)
77 {
78 int i;
79
80 /* find the protocol that corresponds to prev */
81 for (i = 0; prev && url_protocols[i]; i++) {
82 if (url_protocols[i]->priv_data_class == prev) {
83 i++;
84 break;
85 }
86 }
87
88 /* find next protocol with priv options */
89 for (; url_protocols[i]; i++)
90 if (url_protocols[i]->priv_data_class)
91 return url_protocols[i]->priv_data_class;
92 return NULL;
93 }
94
95
avio_enum_protocols(void ** opaque,int output)96 const char *avio_enum_protocols(void **opaque, int output)
97 {
98 const URLProtocol **p = *opaque;
99
100 p = p ? p + 1 : url_protocols;
101 *opaque = p;
102 if (!*p) {
103 *opaque = NULL;
104 return NULL;
105 }
106 if ((output && (*p)->url_write) || (!output && (*p)->url_read))
107 return (*p)->name;
108 return avio_enum_protocols(opaque, output);
109 }
110
avio_protocol_get_class(const char * name)111 const AVClass *avio_protocol_get_class(const char *name)
112 {
113 int i = 0;
114 for (i = 0; url_protocols[i]; i++) {
115 if (!strcmp(url_protocols[i]->name, name))
116 return url_protocols[i]->priv_data_class;
117 }
118 return NULL;
119 }
120
ffurl_get_protocols(const char * whitelist,const char * blacklist)121 const URLProtocol **ffurl_get_protocols(const char *whitelist,
122 const char *blacklist)
123 {
124 const URLProtocol **ret;
125 int i, ret_idx = 0;
126
127 ret = av_mallocz_array(FF_ARRAY_ELEMS(url_protocols), sizeof(*ret));
128 if (!ret)
129 return NULL;
130
131 for (i = 0; url_protocols[i]; i++) {
132 const URLProtocol *up = url_protocols[i];
133
134 if (whitelist && *whitelist && !av_match_name(up->name, whitelist))
135 continue;
136 if (blacklist && *blacklist && av_match_name(up->name, blacklist))
137 continue;
138
139 ret[ret_idx++] = up;
140 }
141
142 return ret;
143 }
144