code.delx.au - pulseaudio/blob - polyp/cli-command.c

   1 /* $Id$ */
   2
   3 /***
   4   This file is part of polypaudio.
   5
   6   polypaudio is free software; you can redistribute it and/or modify
   7   it under the terms of the GNU General Public License as published
   8   by the Free Software Foundation; either version 2 of the License,
   9   or (at your option) any later version.
  10
  11   polypaudio is distributed in the hope that it will be useful, but
  12   WITHOUT ANY WARRANTY; without even the implied warranty of
  13   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  14   General Public License for more details.
  15
  16   You should have received a copy of the GNU General Public License
  17   along with polypaudio; if not, write to the Free Software
  18   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  19   USA.
  20 ***/
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <stdio.h>
  27 #include <string.h>
  28 #include <assert.h>
  29 #include <stdlib.h>
  30 #include <errno.h>
  31
  32 #include "cli-command.h"
  33 #include "module.h"
  34 #include "sink.h"
  35 #include "source.h"
  36 #include "client.h"
  37 #include "sink-input.h"
  38 #include "source-output.h"
  39 #include "tokenizer.h"
  40 #include "strbuf.h"
  41 #include "namereg.h"
  42 #include "cli-text.h"
  43 #include "scache.h"
  44 #include "sample-util.h"
  45 #include "sound-file.h"
  46 #include "play-memchunk.h"
  47 #include "autoload.h"
  48 #include "xmalloc.h"
  49 #include "sound-file-stream.h"
  50
  51 struct command {
  52     const char *name;
  53     int (*proc) (struct pa_core *c, struct pa_tokenizer*t, struct pa_strbuf *buf, int *fail, int *verbose);
  54     const char *help;
  55     unsigned args;
  56 };
  57
  58 static int pa_cli_command_exit(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  59 static int pa_cli_command_help(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  60 static int pa_cli_command_modules(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  61 static int pa_cli_command_clients(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  62 static int pa_cli_command_sinks(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  63 static int pa_cli_command_sources(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  64 static int pa_cli_command_sink_inputs(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  65 static int pa_cli_command_source_outputs(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  66 static int pa_cli_command_stat(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  67 static int pa_cli_command_info(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  68 static int pa_cli_command_load(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  69 static int pa_cli_command_unload(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  70 static int pa_cli_command_sink_volume(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  71 static int pa_cli_command_sink_input_volume(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  72 static int pa_cli_command_sink_default(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  73 static int pa_cli_command_source_default(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  74 static int pa_cli_command_kill_client(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  75 static int pa_cli_command_kill_sink_input(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  76 static int pa_cli_command_kill_source_output(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  77 static int pa_cli_command_scache_play(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  78 static int pa_cli_command_scache_remove(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  79 static int pa_cli_command_scache_list(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  80 static int pa_cli_command_scache_load(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  81 static int pa_cli_command_play_file(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  82 static int pa_cli_command_autoload_list(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  83 static int pa_cli_command_autoload_add(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  84 static int pa_cli_command_autoload_remove(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  85 static int pa_cli_command_dump(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose);
  86
  87 static const struct command commands[] = {
  88     { "exit",                    pa_cli_command_exit,               "Terminate the daemon",         1 },
  89     { "help",                    pa_cli_command_help,               "Show this help",               1 },
  90     { "list-modules",            pa_cli_command_modules,            "List loaded modules",          1 },
  91     { "list-sinks",              pa_cli_command_sinks,              "List loaded sinks",            1 },
  92     { "list-sources",            pa_cli_command_sources,            "List loaded sources",          1 },
  93     { "list-clients",            pa_cli_command_clients,            "List loaded clients",          1 },
  94     { "list-sink-inputs",        pa_cli_command_sink_inputs,        "List sink inputs",             1 },
  95     { "list-source-outputs",     pa_cli_command_source_outputs,     "List source outputs",          1 },
  96     { "stat",                    pa_cli_command_stat,               "Show memory block statistics", 1 },
  97     { "info",                    pa_cli_command_info,               "Show comprehensive status",    1 },
  98     { "ls",                      pa_cli_command_info,               NULL,                           1 },
  99     { "list",                    pa_cli_command_info,               NULL,                           1 },
 100     { "load-module",             pa_cli_command_load,               "Load a module (args: name, arguments)",                     3},
 101     { "unload-module",           pa_cli_command_unload,             "Unload a module (args: index)",                             2},
 102     { "set-sink-volume",         pa_cli_command_sink_volume,        "Set the volume of a sink (args: index|name, volume)",             3},
 103     { "set-sink-input-volume",   pa_cli_command_sink_input_volume,  "Set the volume of a sink input (args: index|name, volume)", 3},
 104     { "set-default-sink",        pa_cli_command_sink_default,       "Set the default sink (args: index|name)", 2},
 105     { "set-default-source",      pa_cli_command_source_default,     "Set the default source (args: index|name)", 2},
 106     { "kill-client",             pa_cli_command_kill_client,        "Kill a client (args: index)", 2},
 107     { "kill-sink-input",         pa_cli_command_kill_sink_input,    "Kill a sink input (args: index)", 2},
 108     { "kill-source-output",      pa_cli_command_kill_source_output, "Kill a source output (args: index)", 2},
 109     { "list-samples",            pa_cli_command_scache_list,        "List all entries in the sample cache", 1},
 110     { "play-sample",             pa_cli_command_scache_play,        "Play a sample from the sample cache (args: name, sink|index)", 3},
 111     { "remove-sample",           pa_cli_command_scache_remove,      "Remove a sample from the sample cache (args: name)", 2},
 112     { "load-sample",             pa_cli_command_scache_load,        "Load a sound file into the sample cache (args: name, filename)", 3},
 113     { "load-sample-lazy",        pa_cli_command_scache_load,        "Lazy load a sound file into the sample cache (args: name, filename)", 3},
 114     { "play-file",               pa_cli_command_play_file,          "Play a sound file (args: filename, sink|index)", 3},
 115     { "list-autoload",           pa_cli_command_autoload_list,      "List autoload entries", 1},
 116     { "add-autoload-sink",       pa_cli_command_autoload_add,       "Add autoload entry for a sink (args: sink, module name, arguments)", 4},
 117     { "add-autoload-source",     pa_cli_command_autoload_add,       "Add autoload entry for a source (args: source, module name, arguments)", 4},
 118     { "remove-autoload-sink",    pa_cli_command_autoload_remove,    "Remove autoload entry for a sink (args: name)", 2},
 119     { "remove-autoload-source",  pa_cli_command_autoload_remove,    "Remove autoload entry for a source (args: name)", 2},
 120     { "dump",                    pa_cli_command_dump,               "Dump daemon configuration", 1},
 121     { NULL, NULL, NULL, 0 }
 122 };
 123
 124 static const char whitespace[] = " \t\n\r";
 125 static const char linebreak[] = "\n\r";
 126
 127 static uint32_t parse_index(const char *n) {
 128     long index;
 129     char *x;
 130     index = strtol(n, &x, 0);
 131     if (!x || *x != 0 || index < 0)
 132         return (uint32_t) PA_IDXSET_INVALID;
 133
 134     return (uint32_t) index;
 135 }
 136
 137 static int pa_cli_command_exit(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 138     assert(c && c->mainloop && t);
 139     c->mainloop->quit(c->mainloop, 0);
 140     return 0;
 141 }
 142
 143 static int pa_cli_command_help(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 144     const struct command*command;
 145     assert(c && t && buf);
 146
 147     pa_strbuf_puts(buf, "Available commands:\n");
 148
 149     for (command = commands; command->name; command++)
 150         if (command->help)
 151             pa_strbuf_printf(buf, "    %-25s %s\n", command->name, command->help);
 152     return 0;
 153 }
 154
 155 static int pa_cli_command_modules(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 156     char *s;
 157     assert(c && t);
 158     s = pa_module_list_to_string(c);
 159     assert(s);
 160     pa_strbuf_puts(buf, s);
 161     pa_xfree(s);
 162     return 0;
 163 }
 164
 165 static int pa_cli_command_clients(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 166     char *s;
 167     assert(c && t);
 168     s = pa_client_list_to_string(c);
 169     assert(s);
 170     pa_strbuf_puts(buf, s);
 171     pa_xfree(s);
 172     return 0;
 173 }
 174
 175 static int pa_cli_command_sinks(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 176     char *s;
 177     assert(c && t);
 178     s = pa_sink_list_to_string(c);
 179     assert(s);
 180     pa_strbuf_puts(buf, s);
 181     pa_xfree(s);
 182     return 0;
 183 }
 184
 185 static int pa_cli_command_sources(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 186     char *s;
 187     assert(c && t);
 188     s = pa_source_list_to_string(c);
 189     assert(s);
 190     pa_strbuf_puts(buf, s);
 191     pa_xfree(s);
 192     return 0;
 193 }
 194
 195 static int pa_cli_command_sink_inputs(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 196     char *s;
 197     assert(c && t);
 198     s = pa_sink_input_list_to_string(c);
 199     assert(s);
 200     pa_strbuf_puts(buf, s);
 201     pa_xfree(s);
 202     return 0;
 203 }
 204
 205 static int pa_cli_command_source_outputs(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 206     char *s;
 207     assert(c && t);
 208     s = pa_source_output_list_to_string(c);
 209     assert(s);
 210     pa_strbuf_puts(buf, s);
 211     pa_xfree(s);
 212     return 0;
 213 }
 214
 215 static int pa_cli_command_stat(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 216     char s[256];
 217     assert(c && t);
 218
 219     pa_bytes_snprint(s, sizeof(s), c->memblock_stat->total_size);
 220     pa_strbuf_printf(buf, "Memory blocks currently allocated: %u, size: %s.\n",
 221                      c->memblock_stat->total,
 222                      s);
 223
 224     pa_bytes_snprint(s, sizeof(s), c->memblock_stat->allocated_size);
 225     pa_strbuf_printf(buf, "Memory blocks allocated during the whole lifetime: %u, size: %s.\n",
 226                      c->memblock_stat->allocated,
 227                      s);
 228
 229     pa_bytes_snprint(s, sizeof(s), pa_scache_total_size(c));
 230     pa_strbuf_printf(buf, "Total sample cache size: %s.\n", s);
 231
 232     pa_sample_spec_snprint(s, sizeof(s), &c->default_sample_spec);
 233     pa_strbuf_printf(buf, "Default sample spec: %s\n", s);
 234
 235     pa_strbuf_printf(buf, "Default sink name: %s\n"
 236                      "Default source name: %s\n",
 237                      pa_namereg_get_default_sink_name(c),
 238                      pa_namereg_get_default_source_name(c));
 239
 240     return 0;
 241 }
 242
 243 static int pa_cli_command_info(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 244     assert(c && t);
 245     pa_cli_command_stat(c, t, buf, fail, verbose);
 246     pa_cli_command_modules(c, t, buf, fail, verbose);
 247     pa_cli_command_sinks(c, t, buf, fail, verbose);
 248     pa_cli_command_sources(c, t, buf, fail, verbose);
 249     pa_cli_command_clients(c, t, buf, fail, verbose);
 250     pa_cli_command_sink_inputs(c, t, buf, fail, verbose);
 251     pa_cli_command_source_outputs(c, t, buf, fail, verbose);
 252     pa_cli_command_scache_list(c, t, buf, fail, verbose);
 253     pa_cli_command_autoload_list(c, t, buf, fail, verbose);
 254     return 0;
 255 }
 256
 257 static int pa_cli_command_load(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 258     struct pa_module *m;
 259     const char *name;
 260     char txt[256];
 261     assert(c && t);
 262
 263     if (!(name = pa_tokenizer_get(t, 1))) {
 264         pa_strbuf_puts(buf, "You need to specify the module name and optionally arguments.\n");
 265         return -1;
 266     }
 267
 268     if (!(m = pa_module_load(c, name,  pa_tokenizer_get(t, 2)))) {
 269         pa_strbuf_puts(buf, "Module load failed.\n");
 270         return -1;
 271     }
 272
 273     if (*verbose) {
 274         snprintf(txt, sizeof(txt), "Module successfully loaded, index: %u.\n", m->index);
 275         pa_strbuf_puts(buf, txt);
 276     }
 277     return 0;
 278 }
 279
 280 static int pa_cli_command_unload(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 281     struct pa_module *m;
 282     uint32_t index;
 283     const char *i;
 284     char *e;
 285     assert(c && t);
 286
 287     if (!(i = pa_tokenizer_get(t, 1))) {
 288         pa_strbuf_puts(buf, "You need to specify the module index.\n");
 289         return -1;
 290     }
 291
 292     index = (uint32_t) strtoul(i, &e, 10);
 293     if (*e || !(m = pa_idxset_get_by_index(c->modules, index))) {
 294         pa_strbuf_puts(buf, "Invalid module index.\n");
 295         return -1;
 296     }
 297
 298     pa_module_unload_request(m);
 299     return 0;
 300 }
 301
 302 static int pa_cli_command_sink_volume(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 303     const char *n, *v;
 304     char *x = NULL;
 305     struct pa_sink *sink;
 306     long volume;
 307
 308     if (!(n = pa_tokenizer_get(t, 1))) {
 309         pa_strbuf_puts(buf, "You need to specify a sink either by its name or its index.\n");
 310         return -1;
 311     }
 312
 313     if (!(v = pa_tokenizer_get(t, 2))) {
 314         pa_strbuf_puts(buf, "You need to specify a volume >= 0. (0 is muted, 0x100 is normal volume)\n");
 315         return -1;
 316     }
 317
 318     volume = strtol(v, &x, 0);
 319     if (!x || *x != 0 || volume < 0) {
 320         pa_strbuf_puts(buf, "Failed to parse volume.\n");
 321         return -1;
 322     }
 323
 324     if (!(sink = pa_namereg_get(c, n, PA_NAMEREG_SINK, 1))) {
 325         pa_strbuf_puts(buf, "No sink found by this name or index.\n");
 326         return -1;
 327     }
 328
 329     pa_sink_set_volume(sink, (uint32_t) volume);
 330     return 0;
 331 }
 332
 333 static int pa_cli_command_sink_input_volume(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 334     const char *n, *v;
 335     struct pa_sink_input *si;
 336     long volume;
 337     uint32_t index;
 338     char *x;
 339
 340     if (!(n = pa_tokenizer_get(t, 1))) {
 341         pa_strbuf_puts(buf, "You need to specify a sink input by its index.\n");
 342         return -1;
 343     }
 344
 345     if ((index = parse_index(n)) == PA_IDXSET_INVALID) {
 346         pa_strbuf_puts(buf, "Failed to parse index.\n");
 347         return -1;
 348     }
 349
 350     if (!(v = pa_tokenizer_get(t, 2))) {
 351         pa_strbuf_puts(buf, "You need to specify a volume >= 0. (0 is muted, 0x100 is normal volume)\n");
 352         return -1;
 353     }
 354
 355     x = NULL;
 356     volume = strtol(v, &x, 0);
 357     if (!x || *x != 0 || volume < 0) {
 358         pa_strbuf_puts(buf, "Failed to parse volume.\n");
 359         return -1;
 360     }
 361
 362     if (!(si = pa_idxset_get_by_index(c->sink_inputs, (uint32_t) index))) {
 363         pa_strbuf_puts(buf, "No sink input found with this index.\n");
 364         return -1;
 365     }
 366
 367     pa_sink_input_set_volume(si, (uint32_t) volume);
 368     return 0;
 369 }
 370
 371 static int pa_cli_command_sink_default(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 372     const char *n;
 373     assert(c && t);
 374
 375     if (!(n = pa_tokenizer_get(t, 1))) {
 376         pa_strbuf_puts(buf, "You need to specify a sink either by its name or its index.\n");
 377         return -1;
 378     }
 379
 380     pa_namereg_set_default(c, n, PA_NAMEREG_SINK);
 381     return 0;
 382 }
 383
 384 static int pa_cli_command_source_default(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 385     const char *n;
 386     assert(c && t);
 387
 388     if (!(n = pa_tokenizer_get(t, 1))) {
 389         pa_strbuf_puts(buf, "You need to specify a source either by its name or its index.\n");
 390         return -1;
 391     }
 392
 393     pa_namereg_set_default(c, n, PA_NAMEREG_SOURCE);
 394     return 0;
 395 }
 396
 397 static int pa_cli_command_kill_client(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 398     const char *n;
 399     struct pa_client *client;
 400     uint32_t index;
 401     assert(c && t);
 402
 403     if (!(n = pa_tokenizer_get(t, 1))) {
 404         pa_strbuf_puts(buf, "You need to specify a client by its index.\n");
 405         return -1;
 406     }
 407
 408     if ((index = parse_index(n)) == PA_IDXSET_INVALID) {
 409         pa_strbuf_puts(buf, "Failed to parse index.\n");
 410         return -1;
 411     }
 412
 413     if (!(client = pa_idxset_get_by_index(c->clients, index))) {
 414         pa_strbuf_puts(buf, "No client found by this index.\n");
 415         return -1;
 416     }
 417
 418     pa_client_kill(client);
 419     return 0;
 420 }
 421
 422 static int pa_cli_command_kill_sink_input(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 423     const char *n;
 424     struct pa_sink_input *sink_input;
 425     uint32_t index;
 426     assert(c && t);
 427
 428     if (!(n = pa_tokenizer_get(t, 1))) {
 429         pa_strbuf_puts(buf, "You need to specify a sink input by its index.\n");
 430         return -1;
 431     }
 432
 433     if ((index = parse_index(n)) == PA_IDXSET_INVALID) {
 434         pa_strbuf_puts(buf, "Failed to parse index.\n");
 435         return -1;
 436     }
 437
 438     if (!(sink_input = pa_idxset_get_by_index(c->sink_inputs, index))) {
 439         pa_strbuf_puts(buf, "No sink input found by this index.\n");
 440         return -1;
 441     }
 442
 443     pa_sink_input_kill(sink_input);
 444     return 0;
 445 }
 446
 447 static int pa_cli_command_kill_source_output(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 448     const char *n;
 449     struct pa_source_output *source_output;
 450     uint32_t index;
 451     assert(c && t);
 452
 453     if (!(n = pa_tokenizer_get(t, 1))) {
 454         pa_strbuf_puts(buf, "You need to specify a source output by its index.\n");
 455         return -1;
 456     }
 457
 458     if ((index = parse_index(n)) == PA_IDXSET_INVALID) {
 459         pa_strbuf_puts(buf, "Failed to parse index.\n");
 460         return -1;
 461     }
 462
 463     if (!(source_output = pa_idxset_get_by_index(c->source_outputs, index))) {
 464         pa_strbuf_puts(buf, "No source output found by this index.\n");
 465         return -1;
 466     }
 467
 468     pa_source_output_kill(source_output);
 469     return 0;
 470 }
 471
 472 static int pa_cli_command_scache_list(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 473     char *s;
 474     assert(c && t);
 475     s = pa_scache_list_to_string(c);
 476     assert(s);
 477     pa_strbuf_puts(buf, s);
 478     pa_xfree(s);
 479     return 0;
 480 }
 481
 482 static int pa_cli_command_scache_play(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 483     const char *n, *sink_name;
 484     struct pa_sink *sink;
 485     assert(c && t && buf && fail && verbose);
 486
 487     if (!(n = pa_tokenizer_get(t, 1)) || !(sink_name = pa_tokenizer_get(t, 2))) {
 488         pa_strbuf_puts(buf, "You need to specify a sample name and a sink name.\n");
 489         return -1;
 490     }
 491
 492     if (!(sink = pa_namereg_get(c, sink_name, PA_NAMEREG_SINK, 1))) {
 493         pa_strbuf_puts(buf, "No sink by that name.\n");
 494         return -1;
 495     }
 496
 497     if (pa_scache_play_item(c, n, sink, PA_VOLUME_NORM) < 0) {
 498         pa_strbuf_puts(buf, "Failed to play sample.\n");
 499         return -1;
 500     }
 501
 502     return 0;
 503 }
 504
 505 static int pa_cli_command_scache_remove(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 506     const char *n;
 507     assert(c && t && buf && fail && verbose);
 508
 509     if (!(n = pa_tokenizer_get(t, 1))) {
 510         pa_strbuf_puts(buf, "You need to specify a sample name.\n");
 511         return -1;
 512     }
 513
 514     if (pa_scache_remove_item(c, n) < 0) {
 515         pa_strbuf_puts(buf, "Failed to remove sample.\n");
 516         return -1;
 517     }
 518
 519     return 0;
 520 }
 521
 522 static int pa_cli_command_scache_load(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 523     const char *fname, *n;
 524     int r;
 525     assert(c && t && buf && fail && verbose);
 526
 527     if (!(fname = pa_tokenizer_get(t, 2)) || !(n = pa_tokenizer_get(t, 1))) {
 528         pa_strbuf_puts(buf, "You need to specify a file name and a sample name.\n");
 529         return -1;
 530     }
 531
 532     if (strstr(pa_tokenizer_get(t, 0), "lazy"))
 533         r = pa_scache_add_file_lazy(c, n, fname, NULL);
 534     else
 535         r = pa_scache_add_file(c, n, fname, NULL);
 536
 537     if (r < 0)
 538         pa_strbuf_puts(buf, "Failed to load sound file.\n");
 539
 540     return 0;
 541 }
 542
 543 static int pa_cli_command_play_file(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 544     const char *fname, *sink_name;
 545     struct pa_sink *sink;
 546     assert(c && t && buf && fail && verbose);
 547
 548     if (!(fname = pa_tokenizer_get(t, 1)) || !(sink_name = pa_tokenizer_get(t, 2))) {
 549         pa_strbuf_puts(buf, "You need to specify a file name and a sink name.\n");
 550         return -1;
 551     }
 552
 553     if (!(sink = pa_namereg_get(c, sink_name, PA_NAMEREG_SINK, 1))) {
 554         pa_strbuf_puts(buf, "No sink by that name.\n");
 555         return -1;
 556     }
 557
 558
 559     return pa_play_file(sink, fname, PA_VOLUME_NORM);
 560 }
 561
 562 static int pa_cli_command_autoload_add(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 563     const char *a, *b;
 564     assert(c && t && buf && fail && verbose);
 565
 566     if (!(a = pa_tokenizer_get(t, 1)) || !(b = pa_tokenizer_get(t, 2))) {
 567         pa_strbuf_puts(buf, "You need to specify a device name, a filename or a module name and optionally module arguments\n");
 568         return -1;
 569     }
 570
 571     pa_autoload_add(c, a, strstr(pa_tokenizer_get(t, 0), "sink") ? PA_NAMEREG_SINK : PA_NAMEREG_SOURCE, b, pa_tokenizer_get(t, 3));
 572
 573     return 0;
 574 }
 575
 576 static int pa_cli_command_autoload_remove(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 577     const char *name;
 578     assert(c && t && buf && fail && verbose);
 579
 580     if (!(name = pa_tokenizer_get(t, 1))) {
 581         pa_strbuf_puts(buf, "You need to specify a device name\n");
 582         return -1;
 583     }
 584
 585     if (pa_autoload_remove(c, name, strstr(pa_tokenizer_get(t, 0), "sink") ? PA_NAMEREG_SINK : PA_NAMEREG_SOURCE) < 0) {
 586         pa_strbuf_puts(buf, "Failed to remove autload entry\n");
 587         return -1;
 588     }
 589
 590     return 0;
 591 }
 592
 593 static int pa_cli_command_autoload_list(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 594     char *s;
 595     assert(c && t);
 596     s = pa_autoload_list_to_string(c);
 597     assert(s);
 598     pa_strbuf_puts(buf, s);
 599     pa_xfree(s);
 600     return 0;
 601 }
 602
 603 static int pa_cli_command_dump(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) {
 604     struct pa_module *m;
 605     struct pa_sink *s;
 606     int nl;
 607     const char *p;
 608     uint32_t index;
 609     char txt[256];
 610     time_t now;
 611     void *i;
 612     struct pa_autoload_entry *a;
 613
 614     assert(c && t);
 615
 616     time(&now);
 617
 618     pa_strbuf_printf(buf, "### Configuration dump generated at %s\n", ctime_r(&now, txt));
 619
 620
 621     for (m = pa_idxset_first(c->modules, &index); m; m = pa_idxset_next(c->modules, &index)) {
 622         if (m->auto_unload)
 623             continue;
 624
 625         pa_strbuf_printf(buf, "load-module %s", m->name);
 626
 627         if (m->argument)
 628             pa_strbuf_printf(buf, " %s", m->argument);
 629
 630         pa_strbuf_puts(buf, "\n");
 631     }
 632
 633     nl = 0;
 634
 635     for (s = pa_idxset_first(c->sinks, &index); s; s = pa_idxset_next(c->sinks, &index)) {
 636         if (s->volume == PA_VOLUME_NORM)
 637             continue;
 638
 639         if (s->owner && s->owner->auto_unload)
 640             continue;
 641
 642         if (!nl) {
 643             pa_strbuf_puts(buf, "\n");
 644             nl = 1;
 645         }
 646
 647         pa_strbuf_printf(buf, "set-sink-volume %s 0x%03x\n", s->name, s->volume);
 648     }
 649
 650
 651     if (c->autoload_hashmap) {
 652         nl = 0;
 653
 654         i = NULL;
 655         while ((a = pa_hashmap_iterate(c->autoload_hashmap, &i))) {
 656
 657             if (!nl) {
 658                 pa_strbuf_puts(buf, "\n");
 659                 nl = 1;
 660             }
 661
 662             pa_strbuf_printf(buf, "add-autoload-%s %s %s", a->type == PA_NAMEREG_SINK ? "sink" : "source", a->name, a->module);
 663
 664             if (a->argument)
 665                 pa_strbuf_printf(buf, " %s", a->argument);
 666
 667             pa_strbuf_puts(buf, "\n");
 668         }
 669     }
 670
 671     nl = 0;
 672
 673     if ((p = pa_namereg_get_default_sink_name(c))) {
 674         if (!nl) {
 675             pa_strbuf_puts(buf, "\n");
 676             nl = 1;
 677         }
 678         pa_strbuf_printf(buf, "set-default-sink %s\n", p);
 679     }
 680
 681     if ((p = pa_namereg_get_default_source_name(c))) {
 682         if (!nl) {
 683             pa_strbuf_puts(buf, "\n");
 684             nl = 1;
 685         }
 686         pa_strbuf_printf(buf, "set-default-source %s\n", p);
 687     }
 688
 689     pa_strbuf_puts(buf, "\n### EOF\n");
 690
 691     return 0;
 692 }
 693
 694
 695 int pa_cli_command_execute_line(struct pa_core *c, const char *s, struct pa_strbuf *buf, int *fail, int *verbose) {
 696     const char *cs;
 697
 698     cs = s+strspn(s, whitespace);
 699
 700     if (*cs == '#' || !*cs)
 701         return 0;
 702     else if (*cs == '.') {
 703         static const char fail_meta[] = ".fail";
 704         static const char nofail_meta[] = ".nofail";
 705         static const char verbose_meta[] = ".verbose";
 706         static const char noverbose_meta[] = ".noverbose";
 707
 708         if (!strcmp(cs, verbose_meta))
 709             *verbose = 1;
 710         else if (!strcmp(cs, noverbose_meta))
 711             *verbose = 0;
 712         else if (!strcmp(cs, fail_meta))
 713             *fail = 1;
 714         else if (!strcmp(cs, nofail_meta))
 715             *fail = 0;
 716         else {
 717             size_t l;
 718             static const char include_meta[] = ".include";
 719             l = strcspn(cs, whitespace);
 720
 721             if (l == sizeof(include_meta)-1 && !strncmp(cs, include_meta, l)) {
 722                 const char *filename = cs+l+strspn(cs+l, whitespace);
 723
 724                 if (pa_cli_command_execute_file(c, filename, buf, fail, verbose) < 0)
 725                     if (*fail) return -1;
 726             } else {
 727                 pa_strbuf_printf(buf, "Invalid meta command: %s\n", cs);
 728                 if (*fail) return -1;
 729             }
 730         }
 731     } else {
 732         const struct command*command;
 733         int unknown = 1;
 734         size_t l;
 735
 736         l = strcspn(cs, whitespace);
 737
 738         for (command = commands; command->name; command++)
 739             if (strlen(command->name) == l && !strncmp(cs, command->name, l)) {
 740                 int ret;
 741                 struct pa_tokenizer *t = pa_tokenizer_new(cs, command->args);
 742                 assert(t);
 743                 ret = command->proc(c, t, buf, fail, verbose);
 744                 pa_tokenizer_free(t);
 745                 unknown = 0;
 746
 747                 if (ret < 0 && *fail)
 748                     return -1;
 749
 750                 break;
 751             }
 752
 753         if (unknown) {
 754             pa_strbuf_printf(buf, "Unknown command: %s\n", cs);
 755             if (*fail)
 756                 return -1;
 757         }
 758     }
 759
 760     return 0;
 761 }
 762
 763 int pa_cli_command_execute_file(struct pa_core *c, const char *fn, struct pa_strbuf *buf, int *fail, int *verbose) {
 764     char line[256];
 765     FILE *f = NULL;
 766     int ret = -1;
 767     assert(c && fn && buf);
 768
 769     if (!(f = fopen(fn, "r"))) {
 770         pa_strbuf_printf(buf, "open('%s') failed: %s\n", fn, strerror(errno));
 771         if (!*fail)
 772             ret = 0;
 773         goto fail;
 774     }
 775
 776     if (*verbose)
 777         pa_strbuf_printf(buf, "Executing file: '%s'\n", fn);
 778
 779     while (fgets(line, sizeof(line), f)) {
 780         char *e = line + strcspn(line, linebreak);
 781         *e = 0;
 782
 783         if (pa_cli_command_execute_line(c, line, buf, fail, verbose) < 0 && *fail)
 784             goto fail;
 785     }
 786
 787     if (*verbose)
 788         pa_strbuf_printf(buf, "Executed file: '%s'\n", fn);
 789
 790     ret = 0;
 791
 792 fail:
 793     if (f)
 794         fclose(f);
 795
 796     return ret;
 797 }
 798
 799 int pa_cli_command_execute(struct pa_core *c, const char *s, struct pa_strbuf *buf, int *fail, int *verbose) {
 800     const char *p;
 801     assert(c && s && buf && fail && verbose);
 802
 803     p = s;
 804     while (*p) {
 805         size_t l = strcspn(p, linebreak);
 806         char *line = pa_xstrndup(p, l);
 807
 808         if (pa_cli_command_execute_line(c, line, buf, fail, verbose) < 0&& *fail) {
 809             pa_xfree(line);
 810             return -1;
 811         }
 812         pa_xfree(line);
 813
 814         p += l;
 815         p += strspn(p, linebreak);
 816     }
 817
 818     return 0;
 819 }