[4699] | 1 | //emul_gopher.c: |
---|
| 2 | |
---|
| 3 | /* |
---|
[5961] | 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2010-2014 |
---|
[4699] | 5 | * |
---|
| 6 | * This file is part of roard 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 | |
---|
[5740] | 26 | #include <roard/include/roard.h> |
---|
| 27 | |
---|
[4699] | 28 | #ifndef ROAR_WITHOUT_DCOMP_EMUL_GOPHER |
---|
| 29 | #include <roaraudio/proto_gopher.h> |
---|
| 30 | |
---|
[4703] | 31 | #define _INFO ROAR_GOPHER_TYPE_INFO |
---|
| 32 | #define _DIR ROAR_GOPHER_TYPE_DIR |
---|
| 33 | #define _FILE ROAR_GOPHER_TYPE_FILE |
---|
| 34 | #define _SOUND ROAR_GOPHER_TYPE_SOUND |
---|
| 35 | |
---|
[4714] | 36 | struct item; |
---|
[4712] | 37 | |
---|
[5741] | 38 | static int scb_status_txt (int client, struct roar_vio_calls * vio, char * selector, char ** text, struct item * sitem, struct roar_buffer ** obuffer, struct roar_dl_librarypara * pluginpara); |
---|
| 39 | static int scb_test (int client, struct roar_vio_calls * vio, char * selector, char ** text, struct item * sitem, struct roar_buffer ** obuffer, struct roar_dl_librarypara * pluginpara); |
---|
| 40 | static int scb_clients (int client, struct roar_vio_calls * vio, char * selector, char ** text, struct item * sitem, struct roar_buffer ** obuffer, struct roar_dl_librarypara * pluginpara); |
---|
| 41 | static int scb_streams (int client, struct roar_vio_calls * vio, char * selector, char ** text, struct item * sitem, struct roar_buffer ** obuffer, struct roar_dl_librarypara * pluginpara); |
---|
| 42 | static int scb_client_info(int client, struct roar_vio_calls * vio, char * selector, char ** text, struct item * sitem, struct roar_buffer ** obuffer, struct roar_dl_librarypara * pluginpara); |
---|
| 43 | static int scb_stream_info(int client, struct roar_vio_calls * vio, char * selector, char ** text, struct item * sitem, struct roar_buffer ** obuffer, struct roar_dl_librarypara * pluginpara); |
---|
| 44 | static int scb_listen_menu(int client, struct roar_vio_calls * vio, char * selector, char ** text, struct item * sitem, struct roar_buffer ** obuffer, struct roar_dl_librarypara * pluginpara); |
---|
| 45 | static int scb_listen (int client, struct roar_vio_calls * vio, char * selector, char ** text, struct item * sitem, struct roar_buffer ** obuffer, struct roar_dl_librarypara * pluginpara); |
---|
[4706] | 46 | |
---|
[4703] | 47 | static struct roar_gopher_menu_item g_gopher_root_menu[] = { |
---|
| 48 | {.type = _INFO, .name = "roard Root Menu"}, |
---|
[4706] | 49 | {.type = _FILE, .name = "Server Info", .selector = "/info.txt", .host = NULL, .port = 0}, |
---|
[4707] | 50 | {.type = _FILE, .name = "Server Status", .selector = "/status.txt", .host = NULL, .port = 0}, |
---|
| 51 | {.type = _DIR, .name = "Clients", .selector = "/clients/", .host = NULL, .port = 0}, |
---|
| 52 | {.type = _DIR, .name = "Streams", .selector = "/streams/", .host = NULL, .port = 0}, |
---|
[4744] | 53 | {.type = _DIR, .name = "Listen!", .selector = "/listen/", .host = NULL, .port = 0}, |
---|
[4703] | 54 | }; |
---|
| 55 | |
---|
[4742] | 56 | // need a true constant string. |
---|
| 57 | #define info_text \ |
---|
| 58 | "This server is RoarAudio server (roard) with a small status gopher server\n" \ |
---|
| 59 | "integrated. (For version and stuff see /status.txt.)\n" \ |
---|
| 60 | "RoarAudio is a modern, multi OS, networed sound system.\n" \ |
---|
| 61 | "For more information see http://roaraudio.keep-cool.org/\n" |
---|
| 62 | |
---|
[4703] | 63 | static struct item { |
---|
| 64 | const char * selector; |
---|
| 65 | char type; |
---|
| 66 | struct roar_gopher_menu menu; |
---|
| 67 | struct roar_audio_info info; |
---|
| 68 | int dir; |
---|
| 69 | const char * text; |
---|
[5741] | 70 | int (*cb)(int client, struct roar_vio_calls * vio, char * selector, char ** text, struct item * sitem, struct roar_buffer ** obuffer, struct roar_dl_librarypara * pluginpara); |
---|
[4703] | 71 | } g_gopher_items[] = { |
---|
| 72 | {.selector = "", .type = _DIR, |
---|
[4706] | 73 | .menu = {.items = g_gopher_root_menu, .items_len = sizeof(g_gopher_root_menu)/sizeof(*g_gopher_root_menu)}, |
---|
| 74 | .cb = NULL |
---|
[4703] | 75 | }, |
---|
| 76 | // and again as selector '/' as some clients seems to require it: |
---|
| 77 | {.selector = "/", .type = _DIR, |
---|
[4706] | 78 | .menu = {.items = g_gopher_root_menu, .items_len = sizeof(g_gopher_root_menu)/sizeof(*g_gopher_root_menu)}, |
---|
| 79 | .cb = NULL |
---|
[4703] | 80 | }, |
---|
[4742] | 81 | {.selector = "/info.txt", .type = _FILE, .text = info_text, .cb = NULL}, |
---|
[4707] | 82 | {.selector = "/status.txt", .type = _FILE, .cb = scb_status_txt}, |
---|
[4714] | 83 | {.selector = "/test/*", .type = _FILE, .cb = scb_test}, |
---|
[4707] | 84 | {.selector = "/clients/", .type = _DIR, .cb = scb_clients}, |
---|
[4715] | 85 | {.selector = "/streams/", .type = _DIR, .cb = scb_streams}, |
---|
[4716] | 86 | {.selector = "/clients/*/", .type = _DIR, .cb = scb_client_info}, |
---|
[4744] | 87 | {.selector = "/streams/*/", .type = _DIR, .cb = scb_stream_info}, |
---|
| 88 | {.selector = "/listen/", .type = _DIR, .cb = scb_listen_menu}, |
---|
| 89 | {.selector = "/listen/*/*/*/*/*", .type = _FILE, .cb = scb_listen} |
---|
[4703] | 90 | }; |
---|
| 91 | |
---|
[4715] | 92 | static char * _aprintf(size_t sizehint, const char * format, ...); |
---|
| 93 | |
---|
[5741] | 94 | static int send_menu (int client, struct roar_gopher_menu * menu, struct roar_vio_calls * vio, struct roar_buffer ** obuffer); |
---|
[5740] | 95 | static int send_text (const char * text, struct roar_buffer ** obuffer); |
---|
[4707] | 96 | |
---|
[4703] | 97 | |
---|
[4706] | 98 | // SCBs: |
---|
[5741] | 99 | static int scb_status_txt (int client, struct roar_vio_calls * vio, char * selector, char ** text, struct item * sitem, struct roar_buffer ** obuffer, struct roar_dl_librarypara * pluginpara) { |
---|
[4706] | 100 | const size_t len = 1024; |
---|
[5740] | 101 | |
---|
[5741] | 102 | (void)client, (void)vio, (void)selector, (void)text, (void)sitem, (void)obuffer; |
---|
[4706] | 103 | |
---|
[4714] | 104 | *text = roar_mm_malloc(len); |
---|
[4706] | 105 | if ( *text == NULL ) |
---|
| 106 | return -1; |
---|
| 107 | |
---|
| 108 | **text = 0; |
---|
| 109 | |
---|
| 110 | snprintf(*text, len, |
---|
[5741] | 111 | "Host application: %s\r\n" |
---|
| 112 | "Host ABI: %s\r\n" |
---|
[4706] | 113 | "Server location: %s\r\n" |
---|
| 114 | "Server description: %s\r\n" |
---|
| 115 | "\r\n" |
---|
[5837] | 116 | "Counters current: %" LIBROAR__ll "u clients, %" LIBROAR__ll "u streams\r\n" |
---|
| 117 | "Counters sum: %" LIBROAR__ll "u clients, %" LIBROAR__ll "u streams\r\n", |
---|
[5741] | 118 | pluginpara->appname == NULL ? "***unknown***" : pluginpara->appname, |
---|
| 119 | pluginpara->abiversion == NULL ? "***unknown***" : pluginpara->abiversion, |
---|
[4706] | 120 | g_config->location, |
---|
| 121 | g_config->description, |
---|
[5837] | 122 | (LIBROAR__longlong unsigned int)g_counters.cur.clients, |
---|
| 123 | (LIBROAR__longlong unsigned int)g_counters.cur.streams, |
---|
| 124 | (LIBROAR__longlong unsigned int)g_counters.sum.clients, |
---|
| 125 | (LIBROAR__longlong unsigned int)g_counters.sum.streams |
---|
[4706] | 126 | ); |
---|
| 127 | |
---|
| 128 | (*text)[len-1] = 0; |
---|
| 129 | return 0; |
---|
| 130 | } |
---|
| 131 | |
---|
[5741] | 132 | static int scb_test(int client, struct roar_vio_calls * vio, char * selector, char ** text, struct item * sitem, struct roar_buffer ** obuffer, struct roar_dl_librarypara * pluginpara) { |
---|
[4714] | 133 | ssize_t toks; |
---|
| 134 | char * tok; |
---|
| 135 | size_t len; |
---|
| 136 | |
---|
[5741] | 137 | (void)client, (void)vio, (void)obuffer, (void)pluginpara; |
---|
[5740] | 138 | |
---|
[5602] | 139 | toks = roar_mm_strseltok(sitem->selector, selector, &tok, 1); |
---|
[4714] | 140 | |
---|
| 141 | if ( toks == -1 ) |
---|
| 142 | return -1; |
---|
| 143 | |
---|
| 144 | len = strlen(tok); |
---|
| 145 | len += 64; |
---|
| 146 | |
---|
[5741] | 147 | *text = roar_mm_malloc(len); |
---|
[4714] | 148 | if ( *text == NULL ) |
---|
| 149 | return -1; |
---|
| 150 | |
---|
| 151 | **text = 0; |
---|
| 152 | |
---|
| 153 | snprintf(*text, len, "Your text was: %s", tok); |
---|
| 154 | |
---|
| 155 | (*text)[len-1] = 0; |
---|
| 156 | |
---|
| 157 | return 0; |
---|
| 158 | } |
---|
| 159 | |
---|
[5741] | 160 | static int scb_clients (int client, struct roar_vio_calls * vio, char * selector, char ** text, struct item * sitem, struct roar_buffer ** obuffer, struct roar_dl_librarypara * pluginpara) { |
---|
[4707] | 161 | struct roar_gopher_menu_item items[ROAR_CLIENTS_MAX]; |
---|
| 162 | struct roar_gopher_menu menu = {.flags = 0, .items = items, .items_len = 0}; |
---|
| 163 | struct roar_gopher_menu_item * item; |
---|
| 164 | struct roar_client_server * cs; |
---|
| 165 | struct roar_client * c; |
---|
| 166 | const size_t len = 80; |
---|
| 167 | char * d; |
---|
| 168 | size_t i; |
---|
| 169 | int ret; |
---|
| 170 | |
---|
[5741] | 171 | (void)selector, (void)text, (void)sitem, (void)pluginpara; |
---|
[5740] | 172 | |
---|
[4707] | 173 | memset(items, 0, sizeof(items)); |
---|
| 174 | |
---|
| 175 | for (i = 0; i < ROAR_CLIENTS_MAX; i++) { |
---|
| 176 | if ( (c = ROAR_CLIENT((cs = g_clients[i]))) != NULL ) { |
---|
| 177 | item = &(items[menu.items_len++]); |
---|
| 178 | item->type = _DIR; |
---|
| 179 | d = roar_mm_malloc(len); |
---|
| 180 | if ( d == NULL ) { |
---|
| 181 | menu.items_len--; |
---|
| 182 | continue; |
---|
| 183 | } |
---|
| 184 | if ( c->name != NULL && c->name[0] != 0 ) { |
---|
| 185 | snprintf(d, len, "Client %i: %s", (int)i, c->name); |
---|
| 186 | } else { |
---|
| 187 | snprintf(d, len, "Client %i", (int)i); |
---|
| 188 | } |
---|
| 189 | item->name = d; |
---|
| 190 | |
---|
| 191 | d = roar_mm_malloc(len); |
---|
| 192 | if ( d == NULL ) { |
---|
| 193 | if ( item->name != NULL ) |
---|
| 194 | roar_mm_free((void*)item->name); |
---|
| 195 | menu.items_len--; |
---|
| 196 | continue; |
---|
| 197 | } |
---|
| 198 | |
---|
| 199 | snprintf(d, len, "/clients/%i/", (int)i); |
---|
| 200 | item->selector = d; |
---|
| 201 | } |
---|
| 202 | } |
---|
| 203 | |
---|
[5741] | 204 | ret = send_menu(client, &menu, vio, obuffer); |
---|
[4707] | 205 | |
---|
| 206 | for (i = 0; i < menu.items_len; i++) { |
---|
| 207 | if ( items[i].name != NULL ) |
---|
| 208 | roar_mm_free((void*)items[i].name); |
---|
| 209 | if ( items[i].selector != NULL ) |
---|
| 210 | roar_mm_free((void*)items[i].selector); |
---|
| 211 | } |
---|
| 212 | |
---|
| 213 | return ret; |
---|
| 214 | } |
---|
| 215 | |
---|
[5741] | 216 | static int scb_streams (int client, struct roar_vio_calls * vio, char * selector, char ** text, struct item * sitem, struct roar_buffer ** obuffer, struct roar_dl_librarypara * pluginpara) { |
---|
[4707] | 217 | struct roar_gopher_menu_item items[ROAR_STREAMS_MAX]; |
---|
| 218 | struct roar_gopher_menu menu = {.flags = 0, .items = items, .items_len = 0}; |
---|
| 219 | struct roar_gopher_menu_item * item; |
---|
| 220 | struct roar_stream_server * ss; |
---|
| 221 | struct roar_stream * s; |
---|
| 222 | const size_t len = 80; |
---|
| 223 | char * d; |
---|
| 224 | size_t i; |
---|
| 225 | int ret; |
---|
| 226 | |
---|
[5741] | 227 | (void)selector, (void)text, (void)sitem, (void)pluginpara; |
---|
[5740] | 228 | |
---|
[4707] | 229 | memset(items, 0, sizeof(items)); |
---|
| 230 | |
---|
| 231 | for (i = 0; i < ROAR_STREAMS_MAX; i++) { |
---|
| 232 | if ( (s = ROAR_STREAM((ss = g_streams[i]))) != NULL ) { |
---|
| 233 | item = &(items[menu.items_len++]); |
---|
| 234 | item->type = _DIR; |
---|
| 235 | d = roar_mm_malloc(len); |
---|
| 236 | if ( d == NULL ) { |
---|
| 237 | menu.items_len--; |
---|
| 238 | continue; |
---|
| 239 | } |
---|
| 240 | if ( ss->name != NULL && ss->name[0] != 0 ) { |
---|
| 241 | snprintf(d, len, "Stream %i: %s", (int)i, ss->name); |
---|
| 242 | } else { |
---|
| 243 | snprintf(d, len, "Stream %i", (int)i); |
---|
| 244 | } |
---|
| 245 | item->name = d; |
---|
| 246 | |
---|
| 247 | d = roar_mm_malloc(len); |
---|
| 248 | if ( d == NULL ) { |
---|
| 249 | if ( item->name != NULL ) |
---|
| 250 | roar_mm_free((void*)item->name); |
---|
| 251 | menu.items_len--; |
---|
| 252 | continue; |
---|
| 253 | } |
---|
| 254 | |
---|
| 255 | snprintf(d, len, "/streams/%i/", (int)i); |
---|
| 256 | item->selector = d; |
---|
| 257 | } |
---|
| 258 | } |
---|
| 259 | |
---|
[5741] | 260 | ret = send_menu(client, &menu, vio, obuffer); |
---|
[4707] | 261 | |
---|
| 262 | for (i = 0; i < menu.items_len; i++) { |
---|
| 263 | if ( items[i].name != NULL ) |
---|
| 264 | roar_mm_free((void*)items[i].name); |
---|
| 265 | if ( items[i].selector != NULL ) |
---|
| 266 | roar_mm_free((void*)items[i].selector); |
---|
| 267 | } |
---|
| 268 | |
---|
| 269 | return ret; |
---|
| 270 | } |
---|
[4706] | 271 | |
---|
[5741] | 272 | static int scb_client_info(int client, struct roar_vio_calls * vio, char * selector, char ** text, struct item * sitem, struct roar_buffer ** obuffer, struct roar_dl_librarypara * pluginpara) { |
---|
[4716] | 273 | #define _MAX_ITEMS (16 + ROAR_CLIENTS_MAX_STREAMS_PER_CLIENT) |
---|
[4715] | 274 | struct roar_gopher_menu_item items[_MAX_ITEMS]; |
---|
| 275 | struct roar_gopher_menu menu = {.flags = 0, .items = items, .items_len = 0}; |
---|
| 276 | struct roar_gopher_menu_item * item; |
---|
| 277 | struct roar_client_server * cs; |
---|
| 278 | struct roar_client * c; |
---|
| 279 | size_t i; |
---|
| 280 | int ret; |
---|
| 281 | ssize_t toks; |
---|
| 282 | char * tok; |
---|
| 283 | int id; |
---|
| 284 | char tmp[80]; |
---|
| 285 | |
---|
[5741] | 286 | (void)text, (void)pluginpara; |
---|
[5740] | 287 | |
---|
[4715] | 288 | memset(items, 0, sizeof(items)); |
---|
| 289 | |
---|
[5602] | 290 | toks = roar_mm_strseltok(sitem->selector, selector, &tok, 1); |
---|
[4715] | 291 | if ( toks == -1 ) |
---|
| 292 | return -1; |
---|
| 293 | |
---|
| 294 | id = atoi(tok); |
---|
| 295 | |
---|
| 296 | if ( clients_get_server(id, &cs) == -1 ) |
---|
| 297 | return -1; |
---|
| 298 | |
---|
| 299 | c = ROAR_CLIENT(cs); |
---|
| 300 | |
---|
| 301 | item = &(items[menu.items_len++]); |
---|
| 302 | item->type = _INFO; |
---|
| 303 | if ( c->name != NULL && c->name[0] != 0 ) { |
---|
| 304 | item->name = _aprintf(64, "Client %i: %s", id, c->name); |
---|
| 305 | } else { |
---|
| 306 | item->name = _aprintf(64, "Client %i", id); |
---|
| 307 | } |
---|
| 308 | |
---|
| 309 | if ( roar_nnode_get_socktype(&(c->nnode)) != ROAR_SOCKET_TYPE_UNKNOWN ) { |
---|
| 310 | if ( roar_nnode_to_str(&(c->nnode), tmp, sizeof(tmp)) == 0 ) { |
---|
| 311 | item = &(items[menu.items_len++]); |
---|
| 312 | item->type = _INFO; |
---|
| 313 | item->name = _aprintf(64, "Network node: %s", tmp); |
---|
| 314 | } |
---|
| 315 | } |
---|
| 316 | |
---|
| 317 | item = &(items[menu.items_len++]); |
---|
| 318 | item->type = _INFO; |
---|
| 319 | item->name = _aprintf(64, "Protocol: %s", roar_proto2str(c->proto)); |
---|
| 320 | |
---|
| 321 | if ( c->execed != -1 ) { |
---|
| 322 | item = &(items[menu.items_len++]); |
---|
| 323 | item->type = _DIR; |
---|
| 324 | item->name = _aprintf(64, "Exected Stream: %i", c->execed); |
---|
| 325 | item->selector = _aprintf(64, "/streams/%i/", c->execed); |
---|
| 326 | } |
---|
| 327 | |
---|
| 328 | for (i = 0; i < ROAR_CLIENTS_MAX_STREAMS_PER_CLIENT; i++) { |
---|
| 329 | if ( c->streams[i] != -1 ) { |
---|
| 330 | item = &(items[menu.items_len++]); |
---|
| 331 | item->type = _DIR; |
---|
| 332 | item->name = _aprintf(64, "Stream: %i", c->streams[i]); |
---|
| 333 | item->selector = _aprintf(64, "/streams/%i/", c->streams[i]); |
---|
| 334 | } |
---|
| 335 | } |
---|
| 336 | |
---|
[5741] | 337 | ret = send_menu(client, &menu, vio, obuffer); |
---|
[4715] | 338 | |
---|
| 339 | for (i = 0; i < menu.items_len; i++) { |
---|
| 340 | if ( items[i].name != NULL ) |
---|
| 341 | roar_mm_free((void*)items[i].name); |
---|
| 342 | if ( items[i].selector != NULL ) |
---|
| 343 | roar_mm_free((void*)items[i].selector); |
---|
| 344 | } |
---|
| 345 | |
---|
| 346 | #undef _MAX_ITEMS |
---|
| 347 | return ret; |
---|
| 348 | } |
---|
| 349 | |
---|
[5741] | 350 | static int scb_stream_info(int client, struct roar_vio_calls * vio, char * selector, char ** text, struct item * sitem, struct roar_buffer ** obuffer, struct roar_dl_librarypara * pluginpara) { |
---|
[4716] | 351 | #define _MAX_ITEMS 12 |
---|
| 352 | struct roar_gopher_menu_item items[_MAX_ITEMS]; |
---|
| 353 | struct roar_gopher_menu menu = {.flags = 0, .items = items, .items_len = 0}; |
---|
| 354 | struct roar_gopher_menu_item * item; |
---|
| 355 | struct roar_stream_server * ss; |
---|
| 356 | struct roar_stream * s; |
---|
| 357 | size_t i; |
---|
| 358 | int ret; |
---|
| 359 | ssize_t toks; |
---|
| 360 | char * tok; |
---|
| 361 | int id; |
---|
| 362 | |
---|
[5741] | 363 | (void)text, (void)pluginpara; |
---|
[5740] | 364 | |
---|
[4716] | 365 | memset(items, 0, sizeof(items)); |
---|
| 366 | |
---|
[5602] | 367 | toks = roar_mm_strseltok(sitem->selector, selector, &tok, 1); |
---|
[4716] | 368 | if ( toks == -1 ) |
---|
| 369 | return -1; |
---|
| 370 | |
---|
| 371 | id = atoi(tok); |
---|
| 372 | |
---|
| 373 | if ( streams_get(id, &ss) == -1 ) |
---|
| 374 | return -1; |
---|
| 375 | |
---|
| 376 | s = ROAR_STREAM(ss); |
---|
| 377 | |
---|
| 378 | |
---|
| 379 | item = &(items[menu.items_len++]); |
---|
| 380 | item->type = _INFO; |
---|
| 381 | if ( ss->name != NULL && ss->name[0] != 0 ) { |
---|
| 382 | item->name = _aprintf(64, "Stream %i: %s", id, ss->name); |
---|
| 383 | } else { |
---|
| 384 | item->name = _aprintf(64, "Stream %i", id); |
---|
| 385 | } |
---|
| 386 | |
---|
| 387 | item = &(items[menu.items_len++]); |
---|
| 388 | item->type = _INFO; |
---|
| 389 | item->name = _aprintf(64, "Stream state: %s", roar_streamstate2str(ss->state)); |
---|
| 390 | |
---|
| 391 | item = &(items[menu.items_len++]); |
---|
| 392 | item->type = _INFO; |
---|
| 393 | item->name = _aprintf(64, "Stream direction: %s", roar_dir2str(s->dir)); |
---|
| 394 | |
---|
| 395 | item = &(items[menu.items_len++]); |
---|
| 396 | item->type = _INFO; |
---|
| 397 | item->name = _aprintf(128, "Signal info: rate:%iHz bits:%i channels:%i codec:%s", |
---|
| 398 | s->info.rate, s->info.bits, s->info.channels, roar_codec2str(s->info.codec)); |
---|
| 399 | |
---|
[5740] | 400 | if ( ss->codec_orgi != ROAR_AUDIO_INFO_INVALID && ss->codec_orgi != s->info.codec ) { |
---|
[4716] | 401 | item = &(items[menu.items_len++]); |
---|
| 402 | item->type = _INFO; |
---|
| 403 | item->name = _aprintf(64, "Streamed codec: %s", roar_codec2str(ss->codec_orgi)); |
---|
| 404 | } |
---|
| 405 | |
---|
| 406 | if ( ss->role != -1 ) { |
---|
| 407 | item = &(items[menu.items_len++]); |
---|
| 408 | item->type = _INFO; |
---|
| 409 | item->name = _aprintf(64, "Stream role: %s", roar_role2str(ss->role)); |
---|
| 410 | } |
---|
| 411 | |
---|
| 412 | item = &(items[menu.items_len++]); |
---|
| 413 | item->type = _DIR; |
---|
| 414 | item->name = _aprintf(64, "Client: %i", ss->client); |
---|
| 415 | item->selector = _aprintf(64, "/clients/%i/", ss->client); |
---|
| 416 | |
---|
[5741] | 417 | ret = send_menu(client, &menu, vio, obuffer); |
---|
[4716] | 418 | |
---|
| 419 | for (i = 0; i < menu.items_len; i++) { |
---|
| 420 | if ( items[i].name != NULL ) |
---|
| 421 | roar_mm_free((void*)items[i].name); |
---|
| 422 | if ( items[i].selector != NULL ) |
---|
| 423 | roar_mm_free((void*)items[i].selector); |
---|
| 424 | } |
---|
| 425 | |
---|
| 426 | #undef _MAX_ITEMS |
---|
| 427 | return ret; |
---|
| 428 | } |
---|
| 429 | |
---|
[5741] | 430 | static int scb_listen_menu(int client, struct roar_vio_calls * vio, char * selector, char ** text, struct item * sitem, struct roar_buffer ** obuffer, struct roar_dl_librarypara * pluginpara) { |
---|
[4744] | 431 | #define _MAX_ITEMS 12 |
---|
| 432 | struct roar_gopher_menu_item items[_MAX_ITEMS]; |
---|
| 433 | struct roar_gopher_menu menu = {.flags = 0, .items = items, .items_len = 0}; |
---|
| 434 | struct roar_gopher_menu_item * item; |
---|
| 435 | const char * codec; |
---|
| 436 | int ret; |
---|
| 437 | int codecs[] = {ROAR_CODEC_DEFAULT, ROAR_CODEC_RIFF_WAVE, ROAR_CODEC_AU, ROAR_CODEC_OGG_VORBIS}; |
---|
| 438 | size_t i; |
---|
| 439 | |
---|
[5741] | 440 | (void)selector, (void)text, (void)sitem, (void)pluginpara; |
---|
[5740] | 441 | |
---|
[4744] | 442 | memset(items, 0, sizeof(items)); |
---|
| 443 | |
---|
| 444 | item = &(items[menu.items_len++]); |
---|
| 445 | item->type = _INFO; |
---|
| 446 | item->name = roar_mm_strdup("Select a format you want to listen in:"); |
---|
| 447 | |
---|
| 448 | item = &(items[menu.items_len++]); |
---|
| 449 | item->type = _INFO; |
---|
| 450 | item->name = NULL; // empty lion |
---|
| 451 | |
---|
| 452 | for (i = 0; i < (sizeof(codecs)/sizeof(*codecs)); i++) { |
---|
| 453 | item = &(items[menu.items_len++]); |
---|
| 454 | item->type = _SOUND; |
---|
| 455 | codec = roar_codec2str(codecs[i]); |
---|
| 456 | item->name = _aprintf(64, "%u channels with %u bits at %uHz, %s", |
---|
| 457 | g_sa->channels, g_sa->bits, g_sa->rate, codec); |
---|
| 458 | item->selector = _aprintf(64, "/listen/monitor/%u/%u/%u/%s", g_sa->rate, g_sa->bits, g_sa->channels, codec); |
---|
| 459 | } |
---|
| 460 | |
---|
[5741] | 461 | ret = send_menu(client, &menu, vio, obuffer); |
---|
[4744] | 462 | |
---|
| 463 | for (i = 0; i < menu.items_len; i++) { |
---|
| 464 | if ( items[i].name != NULL ) |
---|
| 465 | roar_mm_free((void*)items[i].name); |
---|
| 466 | if ( items[i].selector != NULL ) |
---|
| 467 | roar_mm_free((void*)items[i].selector); |
---|
| 468 | } |
---|
| 469 | |
---|
| 470 | #undef _MAX_ITEMS |
---|
| 471 | return ret; |
---|
| 472 | } |
---|
| 473 | |
---|
[5741] | 474 | static int scb_listen (int client, struct roar_vio_calls * vio, char * selector, char ** text, struct item * sitem, struct roar_buffer ** obuffer, struct roar_dl_librarypara * pluginpara) { |
---|
[4744] | 475 | struct roar_stream_server * ss; |
---|
| 476 | struct roar_stream * s; |
---|
| 477 | struct roar_audio_info info; |
---|
| 478 | int dir = -1; |
---|
| 479 | ssize_t toks; |
---|
| 480 | char * tok[5]; |
---|
| 481 | int stream = -1; |
---|
| 482 | |
---|
[5741] | 483 | (void)vio, (void)text, (void)obuffer, (void)pluginpara; |
---|
[5740] | 484 | |
---|
[5602] | 485 | toks = roar_mm_strseltok(sitem->selector, selector, tok, 5); |
---|
[4744] | 486 | |
---|
| 487 | if ( toks != 5 ) |
---|
| 488 | return -1; |
---|
| 489 | |
---|
| 490 | memset(&info, 0, sizeof(info)); |
---|
| 491 | |
---|
| 492 | if ( (dir = roar_str2dir(tok[0])) == -1 ) |
---|
| 493 | return -1; |
---|
| 494 | |
---|
| 495 | // test for unsupported dirs: |
---|
| 496 | switch (dir) { |
---|
| 497 | case ROAR_DIR_THRU: |
---|
| 498 | case ROAR_DIR_RAW_IN: |
---|
| 499 | case ROAR_DIR_FILTER: |
---|
| 500 | return -1; |
---|
| 501 | break; |
---|
| 502 | } |
---|
| 503 | |
---|
| 504 | info.rate = atoi(tok[1]); |
---|
| 505 | info.bits = atoi(tok[2]); |
---|
| 506 | info.channels = atoi(tok[3]); |
---|
| 507 | info.codec = roar_str2codec(tok[4]); |
---|
| 508 | |
---|
[5740] | 509 | if ( info.codec == ROAR_AUDIO_INFO_INVALID ) |
---|
[4744] | 510 | return -1; |
---|
| 511 | |
---|
| 512 | if ((stream = streams_new()) == -1 ) |
---|
| 513 | return -1; |
---|
| 514 | |
---|
| 515 | if ( streams_get(stream, &ss) == -1 ) { |
---|
| 516 | streams_delete(stream); |
---|
| 517 | return -1; |
---|
| 518 | } |
---|
| 519 | |
---|
| 520 | s = ROAR_STREAM(ss); |
---|
| 521 | |
---|
| 522 | if ( client_stream_add(client, stream) == -1 ) { |
---|
| 523 | streams_delete(stream); |
---|
| 524 | return -1; |
---|
| 525 | } |
---|
| 526 | |
---|
| 527 | memcpy(&(s->info), &info, sizeof(info)); |
---|
| 528 | ss->codec_orgi = info.codec; |
---|
| 529 | |
---|
| 530 | if ( streams_set_dir(stream, dir, 1) == -1 ) { |
---|
| 531 | streams_delete(stream); |
---|
| 532 | return -1; |
---|
| 533 | } |
---|
| 534 | |
---|
| 535 | if ( client_stream_exec(client, stream) == -1 ) { |
---|
| 536 | streams_delete(stream); |
---|
| 537 | return -1; |
---|
| 538 | } |
---|
| 539 | |
---|
| 540 | return 0; |
---|
| 541 | } |
---|
| 542 | |
---|
[4706] | 543 | // other code: |
---|
[4703] | 544 | static int strip_nl (char * str) { |
---|
| 545 | register char c; |
---|
| 546 | |
---|
| 547 | for (; (c = *str) != 0; str++) { |
---|
| 548 | if ( c == '\r' || c == '\n' ) { |
---|
| 549 | *str = 0; |
---|
| 550 | return 1; |
---|
| 551 | } |
---|
| 552 | } |
---|
| 553 | |
---|
| 554 | return 0; |
---|
| 555 | } |
---|
| 556 | |
---|
[4715] | 557 | static char * _aprintf(size_t sizehint, const char * format, ...) { |
---|
| 558 | va_list ap; |
---|
| 559 | char * buf; |
---|
| 560 | int ret; |
---|
| 561 | |
---|
| 562 | sizehint += 128; |
---|
| 563 | |
---|
| 564 | if ( (buf = roar_mm_malloc(sizehint)) == NULL ) |
---|
| 565 | return NULL; |
---|
| 566 | |
---|
| 567 | va_start(ap, format); |
---|
| 568 | ret = vsnprintf(buf, sizehint, format, ap); |
---|
| 569 | va_end(ap); |
---|
| 570 | |
---|
| 571 | buf[sizehint-1] = 0; |
---|
| 572 | |
---|
| 573 | return buf; |
---|
| 574 | } |
---|
| 575 | |
---|
[5741] | 576 | static int send_menu (int client, struct roar_gopher_menu * menu, struct roar_vio_calls * vio, struct roar_buffer ** obuffer) { |
---|
[4703] | 577 | struct roar_buffer * buf; |
---|
| 578 | struct roar_gopher_menu_item * item; |
---|
[4744] | 579 | const size_t len = 256; |
---|
[4703] | 580 | size_t i; |
---|
| 581 | void * data; |
---|
| 582 | char * chardata; |
---|
[4705] | 583 | const char * host; |
---|
[4704] | 584 | unsigned int port; |
---|
[4705] | 585 | struct roar_sockname sockaddr; |
---|
| 586 | |
---|
[5741] | 587 | (void)client; |
---|
| 588 | |
---|
[4705] | 589 | if ( roar_vio_ctl(vio, ROAR_VIO_CTL_GET_SOCKNAME, &sockaddr) == -1 ) { |
---|
| 590 | memset(&sockaddr, 0, sizeof(sockaddr)); |
---|
| 591 | } |
---|
[4703] | 592 | |
---|
| 593 | for (i = 0; i < menu->items_len; i++) { |
---|
| 594 | item = &(menu->items[i]); |
---|
[4705] | 595 | if ( roar_buffer_new_data(&buf, len, &data) == -1 ) { |
---|
| 596 | if ( sockaddr.addr != NULL ) |
---|
| 597 | roar_mm_free(sockaddr.addr); |
---|
[4703] | 598 | return -1; |
---|
[4705] | 599 | } |
---|
[4703] | 600 | |
---|
| 601 | chardata = data; |
---|
| 602 | |
---|
| 603 | switch (item->type) { |
---|
| 604 | case _INFO: |
---|
[4744] | 605 | snprintf(data, len-1, "i%s\tfake\t(NULL)\t0\r\n", item->name == NULL ? "" : item->name); |
---|
[4703] | 606 | break; |
---|
| 607 | default: |
---|
[5740] | 608 | host = item->host == NULL ? sockaddr.addr : item->host; |
---|
| 609 | port = item->port == 0 ? (unsigned int)sockaddr.port : item->port; |
---|
[4704] | 610 | snprintf(data, len-1, "%c%s\t%s\t%s\t%u\r\n", item->type, item->name, item->selector, host, port); |
---|
[4703] | 611 | break; |
---|
| 612 | } |
---|
| 613 | |
---|
| 614 | chardata[len-1] = 0; |
---|
| 615 | |
---|
[5242] | 616 | if ( roar_buffer_set_len(buf, strlen(data)) == -1 ) { |
---|
| 617 | roar_buffer_free(buf); |
---|
[5741] | 618 | if ( sockaddr.addr != NULL ) |
---|
| 619 | roar_mm_free(sockaddr.addr); |
---|
[5242] | 620 | return -1; |
---|
| 621 | } |
---|
[4703] | 622 | |
---|
[5741] | 623 | if ( roar_buffer_moveintoqueue(obuffer, &buf) == -1 ) { |
---|
| 624 | roar_buffer_free(buf); |
---|
| 625 | if ( sockaddr.addr != NULL ) |
---|
| 626 | roar_mm_free(sockaddr.addr); |
---|
| 627 | return -1; |
---|
| 628 | } |
---|
[4703] | 629 | } |
---|
| 630 | |
---|
[4705] | 631 | if ( sockaddr.addr != NULL ) |
---|
| 632 | roar_mm_free(sockaddr.addr); |
---|
| 633 | |
---|
[4703] | 634 | return 0; |
---|
| 635 | } |
---|
| 636 | |
---|
[5740] | 637 | static int send_text (const char * text, struct roar_buffer ** obuffer) { |
---|
[4703] | 638 | struct roar_buffer * buf; |
---|
| 639 | void * data; |
---|
| 640 | size_t len = strlen(text); |
---|
| 641 | |
---|
| 642 | if ( roar_buffer_new_data(&buf, len+6, &data) == -1 ) |
---|
| 643 | return -1; |
---|
| 644 | |
---|
| 645 | memcpy(data, text, len); |
---|
[4706] | 646 | //memcpy(data+len, "\r\n.\r\n\0", 6); |
---|
| 647 | memcpy(data+len, "\0", 1); |
---|
[5740] | 648 | if ( roar_buffer_moveintoqueue(obuffer, &buf) == -1 ) |
---|
| 649 | return -1; |
---|
[4703] | 650 | |
---|
| 651 | return 0; |
---|
| 652 | } |
---|
| 653 | |
---|
[5739] | 654 | static int emul_gopher_check_client(int client, struct roar_vio_calls * vio, struct roar_buffer ** obuffer, void ** userdata, const struct roar_keyval * protopara, ssize_t protoparalen, struct roar_dl_librarypara * pluginpara) { |
---|
[4703] | 655 | struct roar_client_server * cs; |
---|
| 656 | struct item * c = NULL; |
---|
| 657 | char inbuf[1024]; |
---|
| 658 | ssize_t ret; |
---|
| 659 | size_t i; |
---|
| 660 | int funcret = -1; |
---|
| 661 | size_t len = 0; |
---|
| 662 | void * data; |
---|
[4706] | 663 | char * text; |
---|
[4703] | 664 | |
---|
[5740] | 665 | (void)obuffer, (void)userdata, (void)protopara, (void)protoparalen, (void)pluginpara; |
---|
| 666 | |
---|
[4714] | 667 | ROAR_DBG("emul_gopher_check_client(client=%i, vio=%p) = ?", client, vio); |
---|
| 668 | |
---|
[4703] | 669 | if ( clients_get_server(client, &cs) == -1 ) { |
---|
| 670 | return -1; |
---|
| 671 | } |
---|
| 672 | |
---|
[4714] | 673 | ROAR_DBG("emul_gopher_check_client(client=%i, vio=%p) = ?", client, vio); |
---|
| 674 | |
---|
| 675 | ROAR_DBG("emul_gopher_check_client(client=%i, vio=%p) = ?", client, vio); |
---|
| 676 | |
---|
[4703] | 677 | if ( cs->inbuf != NULL ) { |
---|
| 678 | len = sizeof(inbuf)-1; |
---|
| 679 | if ( roar_buffer_shift_out(&(cs->inbuf), inbuf, &len) == -1 ) { |
---|
| 680 | return -1; |
---|
| 681 | } |
---|
| 682 | |
---|
| 683 | if ( cs->inbuf != NULL ) { |
---|
| 684 | roar_buffer_free(cs->inbuf); |
---|
| 685 | return -1; |
---|
| 686 | } |
---|
| 687 | |
---|
| 688 | // test if we have still buffer space left. |
---|
| 689 | if ( len == (sizeof(inbuf)-1) ) { |
---|
| 690 | return -1; |
---|
| 691 | } |
---|
| 692 | } |
---|
| 693 | |
---|
[4714] | 694 | ROAR_DBG("emul_gopher_check_client(client=%i, vio=%p) = ?", client, vio); |
---|
| 695 | |
---|
[4703] | 696 | ret = roar_vio_read(vio, inbuf+len, sizeof(inbuf)-len-1); |
---|
| 697 | if ( ret < 1 ) { |
---|
[4714] | 698 | ROAR_DBG("emul_gopher_check_client(client=%i, vio=%p) = -1", client, vio); |
---|
[4703] | 699 | return -1; |
---|
| 700 | } |
---|
| 701 | |
---|
| 702 | ret += len; |
---|
| 703 | |
---|
| 704 | inbuf[ret] = 0; |
---|
| 705 | |
---|
[4714] | 706 | ROAR_DBG("emul_gopher_check_client(client=%i, vio=%p) = ?", client, vio); |
---|
| 707 | |
---|
[4703] | 708 | if ( !strip_nl(inbuf) ) { |
---|
| 709 | if ( roar_buffer_new_data(&(cs->inbuf), ret, &data) == -1 ) { |
---|
[4714] | 710 | ROAR_DBG("emul_gopher_check_client(client=%i, vio=%p) = -1", client, vio); |
---|
[4703] | 711 | return -1; |
---|
| 712 | } |
---|
| 713 | |
---|
| 714 | memcpy(data, inbuf, ret); |
---|
[4714] | 715 | |
---|
| 716 | ROAR_DBG("emul_gopher_check_client(client=%i, vio=%p) = 0", client, vio); |
---|
| 717 | |
---|
[4703] | 718 | return 0; |
---|
| 719 | } |
---|
| 720 | |
---|
[4714] | 721 | ROAR_DBG("emul_gopher_check_client(client=%i, vio=%p) = ?", client, vio); |
---|
| 722 | |
---|
[4703] | 723 | for (i = 0; i < sizeof(g_gopher_items)/sizeof(*g_gopher_items); i++) { |
---|
[5602] | 724 | // if ( !roar_mm_strselcmp(g_gopher_items[i].selector, inbuf) ) { |
---|
| 725 | if ( !roar_mm_strselcmp(g_gopher_items[i].selector, inbuf) ) { |
---|
[4703] | 726 | c = &(g_gopher_items[i]); |
---|
| 727 | break; |
---|
| 728 | } |
---|
| 729 | } |
---|
| 730 | |
---|
| 731 | if ( c == NULL ) { |
---|
[4714] | 732 | ROAR_DBG("emul_gopher_check_client(client=%i, vio=%p) = -1", client, vio); |
---|
[4703] | 733 | return -1; |
---|
| 734 | } |
---|
| 735 | |
---|
[4714] | 736 | ROAR_DBG("emul_gopher_check_client(client=%i, vio=%p) = ?", client, vio); |
---|
| 737 | |
---|
[4706] | 738 | if ( c->cb != NULL ) { |
---|
| 739 | text = NULL; |
---|
[5741] | 740 | funcret = c->cb(client, vio, inbuf, &text, c, obuffer, pluginpara); |
---|
[4706] | 741 | |
---|
| 742 | if ( funcret == 0 && text != NULL ) |
---|
[5740] | 743 | funcret = send_text(text, obuffer); |
---|
[4706] | 744 | |
---|
| 745 | if ( text != NULL ) |
---|
| 746 | roar_mm_free(text); |
---|
| 747 | } else { |
---|
| 748 | switch (c->type) { |
---|
| 749 | case _DIR: |
---|
[5741] | 750 | funcret = send_menu(client, &(c->menu), vio, obuffer); |
---|
[4706] | 751 | break; |
---|
| 752 | case _FILE: |
---|
[5740] | 753 | funcret = send_text(c->text, obuffer); |
---|
[4706] | 754 | break; |
---|
| 755 | default: |
---|
| 756 | funcret = -1; |
---|
| 757 | break; |
---|
| 758 | } |
---|
[4703] | 759 | } |
---|
| 760 | |
---|
[4714] | 761 | ROAR_DBG("emul_gopher_check_client(client=%i, vio=%p) = ?", client, vio); |
---|
| 762 | |
---|
[4703] | 763 | if ( funcret == -1 ) { |
---|
[4714] | 764 | ROAR_DBG("emul_gopher_check_client(client=%i, vio=%p) = -1", client, vio); |
---|
[4703] | 765 | return -1; |
---|
| 766 | } |
---|
| 767 | |
---|
[4714] | 768 | ROAR_DBG("emul_gopher_check_client(client=%i, vio=%p) = 0", client, vio); |
---|
| 769 | |
---|
[4703] | 770 | return 0; |
---|
| 771 | } |
---|
| 772 | |
---|
[5739] | 773 | static int emul_gopher_flushed_client(int client, struct roar_vio_calls * vio, struct roar_buffer ** obuffer, void ** userdata, const struct roar_keyval * protopara, ssize_t protoparalen, struct roar_dl_librarypara * pluginpara) { |
---|
[5740] | 774 | |
---|
| 775 | (void)client, (void)vio, (void)obuffer, (void)userdata, (void)protopara, (void)protoparalen, (void)pluginpara; |
---|
| 776 | |
---|
[4714] | 777 | ROAR_DBG("emul_gopher_flushed_client(client=%i, vio=%p) = ?", client, vio); |
---|
| 778 | |
---|
[5739] | 779 | return -1; |
---|
[4703] | 780 | } |
---|
| 781 | |
---|
[5740] | 782 | static struct roar_dl_proto __proto_common_gopher = { |
---|
[5739] | 783 | .proto = ROAR_PROTO_GOPHER, |
---|
| 784 | .description = "The Internet Gopher Protocol", |
---|
| 785 | .flags = ROAR_DL_PROTO_FLAGS_NONE, |
---|
| 786 | .handle = emul_gopher_check_client, |
---|
| 787 | .flushed = emul_gopher_flushed_client |
---|
| 788 | }; |
---|
| 789 | |
---|
[5740] | 790 | static int __reg_proto(struct roar_dl_librarypara * para, struct roar_dl_libraryinst * lib) { |
---|
| 791 | (void)para, (void)lib; |
---|
| 792 | ROAR_DL_PLUGIN_REG_FN(ROAR_DL_PROTO_SUBTYPE, __proto_common_gopher, ROAR_DL_PROTO_VERSION); |
---|
| 793 | return 0; |
---|
| 794 | } |
---|
| 795 | |
---|
| 796 | ROAR_DL_PLUGIN_START(protocol_gopher) { |
---|
| 797 | ROARD_DL_CHECK_VERSIONS(); |
---|
| 798 | |
---|
| 799 | ROAR_DL_PLUGIN_META_PRODUCT_NIV("protocol-gopher", ROAR_VID_ROARAUDIO, ROAR_VNAME_ROARAUDIO); |
---|
| 800 | ROAR_DL_PLUGIN_META_VERSION(ROAR_VERSION_STRING); |
---|
| 801 | ROAR_DL_PLUGIN_META_LICENSE_TAG(GPLv3_0); |
---|
| 802 | ROAR_DL_PLUGIN_META_CONTACT_FLNE("Philipp", "Schafft", "ph3-der-loewe", "lion@lion.leolix.org"); |
---|
| 803 | ROAR_DL_PLUGIN_META_DESC("Implementation of the Internet Gopher protocol"); |
---|
| 804 | |
---|
| 805 | ROAR_DL_PLUGIN_REG(ROAR_DL_FN_PROTO, __reg_proto); |
---|
| 806 | } ROAR_DL_PLUGIN_END |
---|
| 807 | |
---|
[4699] | 808 | #endif |
---|
| 809 | |
---|
| 810 | //ll |
---|