1 | //roarvio.c: |
---|
2 | |
---|
3 | /* |
---|
4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2011 |
---|
5 | * |
---|
6 | * This file is part of roarclients a part of RoarAudio, |
---|
7 | * a cross-platform sound system for both, home and professional use. |
---|
8 | * See README for details. |
---|
9 | * |
---|
10 | * This file is free software; you can redistribute it and/or modify |
---|
11 | * it under the terms of the GNU General Public License version 3 |
---|
12 | * as published by the Free Software Foundation. |
---|
13 | * |
---|
14 | * RoarAudio is distributed in the hope that it will be useful, |
---|
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
---|
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
---|
17 | * GNU General Public License for more details. |
---|
18 | * |
---|
19 | * You should have received a copy of the GNU General Public License |
---|
20 | * along with this software; see the file COPYING. If not, write to |
---|
21 | * the Free Software Foundation, 51 Franklin Street, Fifth Floor, |
---|
22 | * Boston, MA 02110-1301, USA. |
---|
23 | * |
---|
24 | */ |
---|
25 | |
---|
26 | int g_verbose = 0; |
---|
27 | #define ROAR_DBG_INFOVAR g_verbose |
---|
28 | |
---|
29 | #include <roaraudio.h> |
---|
30 | #include <errno.h> |
---|
31 | #include <string.h> |
---|
32 | #include <stdio.h> |
---|
33 | |
---|
34 | enum action { |
---|
35 | READ, |
---|
36 | WRITE, |
---|
37 | EXPLAIN |
---|
38 | }; |
---|
39 | |
---|
40 | |
---|
41 | void usage (const char * progname) { |
---|
42 | fprintf(stderr, "Usage: %s [OPTIONS]... FILE\n", progname); |
---|
43 | |
---|
44 | fprintf(stderr, "\nOptions:\n\n"); |
---|
45 | |
---|
46 | fprintf(stderr, " -h --help - This help.\n" |
---|
47 | " --verbose - Be verbose. Can be used multiple times.\n" |
---|
48 | " --read - Reading mode (like 'cat file').\n" |
---|
49 | " --write - Writing mode (like 'cat > file').\n" |
---|
50 | " --explain - Explain VIO object.\n"); |
---|
51 | } |
---|
52 | |
---|
53 | int do_explain (struct roar_vio_calls * cur) { |
---|
54 | struct roar_sockname sockname; |
---|
55 | int have_sockname; |
---|
56 | int need_space, need_space2; |
---|
57 | int level = 0; |
---|
58 | int fh; |
---|
59 | char * name; |
---|
60 | const char * codec; |
---|
61 | char * content_type; |
---|
62 | |
---|
63 | while (cur != NULL) { |
---|
64 | if ( roar_vio_ctl(cur, ROAR_VIO_CTL_GET_NAME, &name) == -1 ) |
---|
65 | name = "UNKNOWN"; |
---|
66 | |
---|
67 | if ( g_verbose ) { |
---|
68 | if ( roar_vio_ctl(cur, ROAR_VIO_CTL_GET_MIMETYPE, &content_type) == -1 ) |
---|
69 | content_type = "UNKNOWN"; |
---|
70 | |
---|
71 | codec = roar_codec2str(roar_mime2codec(content_type)); |
---|
72 | |
---|
73 | if ( roar_vio_ctl(cur, ROAR_VIO_CTL_GET_FH, &fh) == -1 ) |
---|
74 | fh = -1; |
---|
75 | |
---|
76 | if ( g_verbose > 1 ) { |
---|
77 | if ( roar_vio_ctl(cur, ROAR_VIO_CTL_GET_PEERNAME, &sockname) == -1 ) { |
---|
78 | have_sockname = 0; |
---|
79 | } else { |
---|
80 | have_sockname = 1; |
---|
81 | } |
---|
82 | } else { |
---|
83 | have_sockname = 0; |
---|
84 | } |
---|
85 | } else { |
---|
86 | content_type = "UNKNOWN"; |
---|
87 | codec = "UNKNOWN"; |
---|
88 | fh = -1; |
---|
89 | have_sockname = 0; |
---|
90 | } |
---|
91 | |
---|
92 | printf("%i: %s", level, name); |
---|
93 | if ( fh != -1 || !!strcasecmp(codec, "UNKNOWN") || !!strcasecmp(content_type, "UNKNOWN") || have_sockname ) { |
---|
94 | need_space = 0; |
---|
95 | printf(" ("); |
---|
96 | if ( fh != -1 ) { |
---|
97 | printf("fh=%i", fh); |
---|
98 | need_space = 1; |
---|
99 | } |
---|
100 | |
---|
101 | if ( have_sockname ) { |
---|
102 | need_space2 = 0; |
---|
103 | printf("%ssocket={", need_space ? ", " : ""); |
---|
104 | |
---|
105 | need_space2 = 1; |
---|
106 | switch (sockname.type) { |
---|
107 | case ROAR_SOCKET_TYPE_UNIX: printf("af=UNIX"); break; |
---|
108 | case ROAR_SOCKET_TYPE_DECNET: printf("af=DECnet"); break; |
---|
109 | case ROAR_SOCKET_TYPE_INET: printf("af=INET"); break; |
---|
110 | case ROAR_SOCKET_TYPE_INET6: printf("af=INET6"); break; |
---|
111 | default: |
---|
112 | need_space2 = 0; |
---|
113 | break; |
---|
114 | } |
---|
115 | |
---|
116 | if ( sockname.addr != NULL ) { |
---|
117 | printf("%saddr=\"%s\"", need_space2 ? ", " : "", sockname.addr); |
---|
118 | need_space2 = 1; |
---|
119 | } |
---|
120 | |
---|
121 | if ( sockname.port ) { |
---|
122 | printf("%sport=%i", need_space2 ? ", " : "", sockname.port); |
---|
123 | need_space2 = 1; |
---|
124 | } |
---|
125 | |
---|
126 | printf("}"); |
---|
127 | need_space = 1; |
---|
128 | } |
---|
129 | |
---|
130 | if ( !!strcasecmp(codec, "UNKNOWN") ) { |
---|
131 | printf("%scodec=%s", need_space ? ", " : "", codec); |
---|
132 | need_space = 1; |
---|
133 | } |
---|
134 | |
---|
135 | if ( !!strcmp(content_type, "UNKNOWN") ) { |
---|
136 | printf("%scontent-type=\"%s\"", need_space ? ", " : "", content_type); |
---|
137 | need_space = 1; |
---|
138 | } |
---|
139 | printf(")"); |
---|
140 | } |
---|
141 | printf("\n"); |
---|
142 | |
---|
143 | level++; |
---|
144 | |
---|
145 | if ( have_sockname ) |
---|
146 | if ( sockname.addr != NULL ) |
---|
147 | roar_mm_free(sockname.addr); |
---|
148 | |
---|
149 | if ( roar_vio_ctl(cur, ROAR_VIO_CTL_GET_NEXT, &cur) == -1 ) |
---|
150 | cur = NULL; |
---|
151 | } |
---|
152 | |
---|
153 | return 0; |
---|
154 | } |
---|
155 | |
---|
156 | int main (int argc, char * argv[]) { |
---|
157 | struct roar_vio_defaults def; |
---|
158 | struct roar_vio_calls vio; |
---|
159 | enum action action = READ; |
---|
160 | int i; |
---|
161 | char * k; |
---|
162 | char * file = NULL; |
---|
163 | int o_flags = -1; |
---|
164 | int ret = 0; |
---|
165 | |
---|
166 | for (i = 1; i < argc; i++) { |
---|
167 | k = argv[i]; |
---|
168 | |
---|
169 | if ( !strcmp(k, "-h") || !strcmp(k, "--help") ) { |
---|
170 | usage(argv[0]); |
---|
171 | return 0; |
---|
172 | } else if ( !strcmp(k, "--read") ) { |
---|
173 | action = READ; |
---|
174 | } else if ( !strcmp(k, "--write") ) { |
---|
175 | action = WRITE; |
---|
176 | } else if ( !strcmp(k, "--explain") ) { |
---|
177 | action = EXPLAIN; |
---|
178 | } else if ( !strcmp(k, "--verbose") ) { |
---|
179 | g_verbose++; |
---|
180 | } else if ( file == NULL ) { |
---|
181 | file = k; |
---|
182 | } else { |
---|
183 | ROAR_ERR("Too many parameters or unknown parameter: %s", k); |
---|
184 | usage(argv[0]); |
---|
185 | return 1; |
---|
186 | } |
---|
187 | } |
---|
188 | |
---|
189 | if ( file == NULL ) { |
---|
190 | usage(argv[0]); |
---|
191 | return 1; |
---|
192 | } |
---|
193 | |
---|
194 | switch (action) { |
---|
195 | case READ: |
---|
196 | case EXPLAIN: |
---|
197 | o_flags = O_RDONLY; |
---|
198 | break; |
---|
199 | case WRITE: |
---|
200 | o_flags = O_WRONLY|O_CREAT|O_TRUNC; |
---|
201 | break; |
---|
202 | } |
---|
203 | |
---|
204 | if ( o_flags == -1 ) { |
---|
205 | ROAR_ERR("o_flags unset, very bad. This should never happen."); |
---|
206 | return 1; |
---|
207 | } |
---|
208 | |
---|
209 | if ( roar_vio_dstr_init_defaults(&def, ROAR_VIO_DEF_TYPE_NONE, o_flags, 0644) == -1 ) { |
---|
210 | ROAR_ERR("Can not init DSTR defaults. Bad."); |
---|
211 | return 1; |
---|
212 | } |
---|
213 | |
---|
214 | if ( roar_vio_open_dstr(&vio, file, &def, 1) == -1 ) { |
---|
215 | ROAR_ERR("Can not open file: %s: %s", file, strerror(errno)); |
---|
216 | return 1; |
---|
217 | } |
---|
218 | |
---|
219 | switch (action) { |
---|
220 | case READ: |
---|
221 | roar_vio_copy_data(roar_stdout, &vio); |
---|
222 | break; |
---|
223 | case WRITE: |
---|
224 | roar_vio_copy_data(&vio, roar_stdin); |
---|
225 | break; |
---|
226 | case EXPLAIN: |
---|
227 | if ( do_explain(&vio) == -1 ) |
---|
228 | ret = 4; |
---|
229 | break; |
---|
230 | } |
---|
231 | |
---|
232 | roar_vio_close(&vio); |
---|
233 | |
---|
234 | return ret; |
---|
235 | } |
---|
236 | |
---|
237 | //ll |
---|