code.delx.au - pulseaudio/blob - src/pulsecore/cli-command.c

   1 /* $Id$ */
   2
   3 /***
   4   This file is part of PulseAudio.
   5
   6   Copyright 2004-2006 Lennart Poettering
   7   Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB
   8
   9   PulseAudio is free software; you can redistribute it and/or modify
  10   it under the terms of the GNU Lesser General Public License as published
  11   by the Free Software Foundation; either version 2 of the License,
  12   or (at your option) any later version.
  13
  14   PulseAudio is distributed in the hope that it will be useful, but
  15   WITHOUT ANY WARRANTY; without even the implied warranty of
  16   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  17   General Public License for more details.
  18
  19   You should have received a copy of the GNU Lesser General Public License
  20   along with PulseAudio; if not, write to the Free Software
  21   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  22   USA.
  23 ***/
  24
  25 #ifdef HAVE_CONFIG_H
  26 #include <config.h>
  27 #endif
  28
  29 #include <stdio.h>
  30 #include <string.h>
  31 #include <assert.h>
  32 #include <stdlib.h>
  33 #include <errno.h>
  34 #include <unistd.h>
  35
  36 #include <pulse/xmalloc.h>
  37
  38 #include <pulsecore/module.h>
  39 #include <pulsecore/sink.h>
  40 #include <pulsecore/source.h>
  41 #include <pulsecore/client.h>
  42 #include <pulsecore/sink-input.h>
  43 #include <pulsecore/source-output.h>
  44 #include <pulsecore/tokenizer.h>
  45 #include <pulsecore/strbuf.h>
  46 #include <pulsecore/namereg.h>
  47 #include <pulsecore/cli-text.h>
  48 #include <pulsecore/core-scache.h>
  49 #include <pulsecore/sample-util.h>
  50 #include <pulsecore/sound-file.h>
  51 #include <pulsecore/play-memchunk.h>
  52 #include <pulsecore/autoload.h>
  53 #include <pulsecore/sound-file-stream.h>
  54 #include <pulsecore/props.h>
  55 #include <pulsecore/core-util.h>
  56 #include <pulsecore/core-error.h>
  57
  58 #include "cli-command.h"
  59
  60 struct command {
  61     const char *name;
  62     int (*proc) (pa_core *c, pa_tokenizer*t, pa_strbuf *buf, int *fail);
  63     const char *help;
  64     unsigned args;
  65 };
  66
  67 #define META_INCLUDE ".include"
  68 #define META_FAIL ".fail"
  69 #define META_NOFAIL ".nofail"
  70 #define META_IFEXISTS ".ifexists"
  71 #define META_ELSE ".else"
  72 #define META_ENDIF ".endif"
  73
  74 enum {
  75     IFSTATE_NONE = -1,
  76     IFSTATE_FALSE = 0,
  77     IFSTATE_TRUE = 1,
  78 };
  79
  80 /* Prototypes for all available commands */
  81 static int pa_cli_command_exit(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
  82 static int pa_cli_command_help(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
  83 static int pa_cli_command_modules(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
  84 static int pa_cli_command_clients(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
  85 static int pa_cli_command_sinks(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
  86 static int pa_cli_command_sources(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
  87 static int pa_cli_command_sink_inputs(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
  88 static int pa_cli_command_source_outputs(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
  89 static int pa_cli_command_stat(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
  90 static int pa_cli_command_info(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
  91 static int pa_cli_command_load(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
  92 static int pa_cli_command_unload(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
  93 static int pa_cli_command_sink_volume(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
  94 static int pa_cli_command_sink_input_volume(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
  95 static int pa_cli_command_source_volume(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
  96 static int pa_cli_command_sink_mute(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
  97 static int pa_cli_command_source_mute(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
  98 static int pa_cli_command_sink_default(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
  99 static int pa_cli_command_source_default(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
 100 static int pa_cli_command_kill_client(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
 101 static int pa_cli_command_kill_sink_input(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
 102 static int pa_cli_command_kill_source_output(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
 103 static int pa_cli_command_scache_play(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
 104 static int pa_cli_command_scache_remove(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
 105 static int pa_cli_command_scache_list(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
 106 static int pa_cli_command_scache_load(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
 107 static int pa_cli_command_scache_load_dir(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
 108 static int pa_cli_command_play_file(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
 109 static int pa_cli_command_autoload_list(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
 110 static int pa_cli_command_autoload_add(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
 111 static int pa_cli_command_autoload_remove(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
 112 static int pa_cli_command_dump(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
 113 static int pa_cli_command_list_props(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
 114 static int pa_cli_command_move_sink_input(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
 115 static int pa_cli_command_move_source_output(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
 116 static int pa_cli_command_vacuum(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail);
 117
 118 /* A method table for all available commands */
 119
 120 static const struct command commands[] = {
 121     { "exit",                    pa_cli_command_exit,               "Terminate the daemon",         1 },
 122     { "help",                    pa_cli_command_help,               "Show this help",               1 },
 123     { "list-modules",            pa_cli_command_modules,            "List loaded modules",          1 },
 124     { "list-sinks",              pa_cli_command_sinks,              "List loaded sinks",            1 },
 125     { "list-sources",            pa_cli_command_sources,            "List loaded sources",          1 },
 126     { "list-clients",            pa_cli_command_clients,            "List loaded clients",          1 },
 127     { "list-sink-inputs",        pa_cli_command_sink_inputs,        "List sink inputs",             1 },
 128     { "list-source-outputs",     pa_cli_command_source_outputs,     "List source outputs",          1 },
 129     { "stat",                    pa_cli_command_stat,               "Show memory block statistics", 1 },
 130     { "info",                    pa_cli_command_info,               "Show comprehensive status",    1 },
 131     { "ls",                      pa_cli_command_info,               NULL,                           1 },
 132     { "list",                    pa_cli_command_info,               NULL,                           1 },
 133     { "load-module",             pa_cli_command_load,               "Load a module (args: name, arguments)",                     3},
 134     { "unload-module",           pa_cli_command_unload,             "Unload a module (args: index)",                             2},
 135     { "set-sink-volume",         pa_cli_command_sink_volume,        "Set the volume of a sink (args: index|name, volume)",             3},
 136     { "set-sink-input-volume",   pa_cli_command_sink_input_volume,  "Set the volume of a sink input (args: index|name, volume)", 3},
 137     { "set-source-volume",       pa_cli_command_source_volume,      "Set the volume of a source (args: index|name, volume)", 3},
 138     { "set-sink-mute",           pa_cli_command_sink_mute,          "Set the mute switch of a sink (args: index|name, mute)", 3},
 139     { "set-source-mute",         pa_cli_command_source_mute,        "Set the mute switch of a source (args: index|name, mute)", 3},
 140     { "set-default-sink",        pa_cli_command_sink_default,       "Set the default sink (args: index|name)", 2},
 141     { "set-default-source",      pa_cli_command_source_default,     "Set the default source (args: index|name)", 2},
 142     { "kill-client",             pa_cli_command_kill_client,        "Kill a client (args: index)", 2},
 143     { "kill-sink-input",         pa_cli_command_kill_sink_input,    "Kill a sink input (args: index)", 2},
 144     { "kill-source-output",      pa_cli_command_kill_source_output, "Kill a source output (args: index)", 2},
 145     { "list-samples",            pa_cli_command_scache_list,        "List all entries in the sample cache", 1},
 146     { "play-sample",             pa_cli_command_scache_play,        "Play a sample from the sample cache (args: name, sink|index)", 3},
 147     { "remove-sample",           pa_cli_command_scache_remove,      "Remove a sample from the sample cache (args: name)", 2},
 148     { "load-sample",             pa_cli_command_scache_load,        "Load a sound file into the sample cache (args: name, filename)", 3},
 149     { "load-sample-lazy",        pa_cli_command_scache_load,        "Lazily load a sound file into the sample cache (args: name, filename)", 3},
 150     { "load-sample-dir-lazy",    pa_cli_command_scache_load_dir,    "Lazily load all files in a directory into the sample cache (args: pathname)", 2},
 151     { "play-file",               pa_cli_command_play_file,          "Play a sound file (args: filename, sink|index)", 3},
 152     { "list-autoload",           pa_cli_command_autoload_list,      "List autoload entries", 1},
 153     { "add-autoload-sink",       pa_cli_command_autoload_add,       "Add autoload entry for a sink (args: sink, module name, arguments)", 4},
 154     { "add-autoload-source",     pa_cli_command_autoload_add,       "Add autoload entry for a source (args: source, module name, arguments)", 4},
 155     { "remove-autoload-sink",    pa_cli_command_autoload_remove,    "Remove autoload entry for a sink (args: name)", 2},
 156     { "remove-autoload-source",  pa_cli_command_autoload_remove,    "Remove autoload entry for a source (args: name)", 2},
 157     { "dump",                    pa_cli_command_dump,               "Dump daemon configuration", 1},
 158     { "list-props",              pa_cli_command_list_props,         NULL, 1},
 159     { "move-sink-input",         pa_cli_command_move_sink_input,    "Move sink input to another sink (args: index, sink)", 3},
 160     { "move-source-output",      pa_cli_command_move_source_output, "Move source output to another source (args: index, source)", 3},
 161     { "vacuum",                  pa_cli_command_vacuum,             NULL, 1},
 162     { NULL, NULL, NULL, 0 }
 163 };
 164
 165 static const char whitespace[] = " \t\n\r";
 166 static const char linebreak[] = "\n\r";
 167
 168 static uint32_t parse_index(const char *n) {
 169     uint32_t idx;
 170
 171     if (pa_atou(n, &idx) < 0)
 172         return (uint32_t) PA_IDXSET_INVALID;
 173
 174     return idx;
 175 }
 176
 177 static int pa_cli_command_exit(pa_core *c, pa_tokenizer *t, PA_GCC_UNUSED pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 178     assert(c && c->mainloop && t);
 179     c->mainloop->quit(c->mainloop, 0);
 180     return 0;
 181 }
 182
 183 static int pa_cli_command_help(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 184     const struct command*command;
 185     assert(c && t && buf);
 186
 187     pa_strbuf_puts(buf, "Available commands:\n");
 188
 189     for (command = commands; command->name; command++)
 190         if (command->help)
 191             pa_strbuf_printf(buf, "    %-25s %s\n", command->name, command->help);
 192     return 0;
 193 }
 194
 195 static int pa_cli_command_modules(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 196     char *s;
 197     assert(c && t);
 198     s = pa_module_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_clients(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 206     char *s;
 207     assert(c && t);
 208     s = pa_client_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_sinks(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 216     char *s;
 217     assert(c && t);
 218     s = pa_sink_list_to_string(c);
 219     assert(s);
 220     pa_strbuf_puts(buf, s);
 221     pa_xfree(s);
 222     return 0;
 223 }
 224
 225 static int pa_cli_command_sources(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 226     char *s;
 227     assert(c && t);
 228     s = pa_source_list_to_string(c);
 229     assert(s);
 230     pa_strbuf_puts(buf, s);
 231     pa_xfree(s);
 232     return 0;
 233 }
 234
 235 static int pa_cli_command_sink_inputs(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 236     char *s;
 237     assert(c && t);
 238     s = pa_sink_input_list_to_string(c);
 239     assert(s);
 240     pa_strbuf_puts(buf, s);
 241     pa_xfree(s);
 242     return 0;
 243 }
 244
 245 static int pa_cli_command_source_outputs(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 246     char *s;
 247     assert(c && t);
 248     s = pa_source_output_list_to_string(c);
 249     assert(s);
 250     pa_strbuf_puts(buf, s);
 251     pa_xfree(s);
 252     return 0;
 253 }
 254
 255 static int pa_cli_command_stat(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 256     char s[256];
 257     const pa_mempool_stat *stat;
 258     unsigned k;
 259     const char *def_sink, *def_source;
 260
 261     static const char* const type_table[PA_MEMBLOCK_TYPE_MAX] = {
 262         [PA_MEMBLOCK_POOL] = "POOL",
 263         [PA_MEMBLOCK_POOL_EXTERNAL] = "POOL_EXTERNAL",
 264         [PA_MEMBLOCK_APPENDED] = "APPENDED",
 265         [PA_MEMBLOCK_USER] = "USER",
 266         [PA_MEMBLOCK_FIXED] = "FIXED",
 267         [PA_MEMBLOCK_IMPORTED] = "IMPORTED",
 268     };
 269
 270     assert(c);
 271     assert(t);
 272
 273     stat = pa_mempool_get_stat(c->mempool);
 274
 275     pa_strbuf_printf(buf, "Memory blocks currently allocated: %u, size: %s.\n",
 276                      (unsigned) pa_atomic_load(&stat->n_allocated),
 277                      pa_bytes_snprint(s, sizeof(s), (size_t) pa_atomic_load(&stat->allocated_size)));
 278
 279     pa_strbuf_printf(buf, "Memory blocks allocated during the whole lifetime: %u, size: %s.\n",
 280                      (unsigned) pa_atomic_load(&stat->n_accumulated),
 281                      pa_bytes_snprint(s, sizeof(s), (size_t) pa_atomic_load(&stat->accumulated_size)));
 282
 283     pa_strbuf_printf(buf, "Memory blocks imported from other processes: %u, size: %s.\n",
 284                      (unsigned) pa_atomic_load(&stat->n_imported),
 285                      pa_bytes_snprint(s, sizeof(s), (size_t) pa_atomic_load(&stat->imported_size)));
 286
 287     pa_strbuf_printf(buf, "Memory blocks exported to other processes: %u, size: %s.\n",
 288                      (unsigned) pa_atomic_load(&stat->n_exported),
 289                      pa_bytes_snprint(s, sizeof(s), (size_t) pa_atomic_load(&stat->exported_size)));
 290
 291     pa_strbuf_printf(buf, "Total sample cache size: %s.\n",
 292                      pa_bytes_snprint(s, sizeof(s), pa_scache_total_size(c)));
 293
 294     pa_strbuf_printf(buf, "Default sample spec: %s\n",
 295                      pa_sample_spec_snprint(s, sizeof(s), &c->default_sample_spec));
 296
 297     def_sink = pa_namereg_get_default_sink_name(c);
 298     def_source = pa_namereg_get_default_source_name(c);
 299     pa_strbuf_printf(buf, "Default sink name: %s\n"
 300                      "Default source name: %s\n",
 301                      def_sink ? def_sink : "none",
 302                      def_source ? def_source : "none");
 303
 304     for (k = 0; k < PA_MEMBLOCK_TYPE_MAX; k++)
 305         pa_strbuf_printf(buf,
 306                          "Memory blocks of type %s: %u allocated/%u accumulated.\n",
 307                          type_table[k],
 308                          (unsigned) pa_atomic_load(&stat->n_allocated_by_type[k]),
 309                          (unsigned) pa_atomic_load(&stat->n_accumulated_by_type[k]));
 310
 311     return 0;
 312 }
 313
 314 static int pa_cli_command_info(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail) {
 315     assert(c && t);
 316     pa_cli_command_stat(c, t, buf, fail);
 317     pa_cli_command_modules(c, t, buf, fail);
 318     pa_cli_command_sinks(c, t, buf, fail);
 319     pa_cli_command_sources(c, t, buf, fail);
 320     pa_cli_command_clients(c, t, buf, fail);
 321     pa_cli_command_sink_inputs(c, t, buf, fail);
 322     pa_cli_command_source_outputs(c, t, buf, fail);
 323     pa_cli_command_scache_list(c, t, buf, fail);
 324     pa_cli_command_autoload_list(c, t, buf, fail);
 325     return 0;
 326 }
 327
 328 static int pa_cli_command_load(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 329     pa_module *m;
 330     const char *name;
 331     assert(c && t);
 332
 333     if (!(name = pa_tokenizer_get(t, 1))) {
 334         pa_strbuf_puts(buf, "You need to specify the module name and optionally arguments.\n");
 335         return -1;
 336     }
 337
 338     if (!(m = pa_module_load(c, name,  pa_tokenizer_get(t, 2)))) {
 339         pa_strbuf_puts(buf, "Module load failed.\n");
 340         return -1;
 341     }
 342
 343     return 0;
 344 }
 345
 346 static int pa_cli_command_unload(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 347     pa_module *m;
 348     uint32_t idx;
 349     const char *i;
 350     char *e;
 351     assert(c && t);
 352
 353     if (!(i = pa_tokenizer_get(t, 1))) {
 354         pa_strbuf_puts(buf, "You need to specify the module index.\n");
 355         return -1;
 356     }
 357
 358     idx = (uint32_t) strtoul(i, &e, 10);
 359     if (*e || !(m = pa_idxset_get_by_index(c->modules, idx))) {
 360         pa_strbuf_puts(buf, "Invalid module index.\n");
 361         return -1;
 362     }
 363
 364     pa_module_unload_request(m);
 365     return 0;
 366 }
 367
 368 static int pa_cli_command_sink_volume(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 369     const char *n, *v;
 370     pa_sink *sink;
 371     uint32_t volume;
 372     pa_cvolume cvolume;
 373
 374     if (!(n = pa_tokenizer_get(t, 1))) {
 375         pa_strbuf_puts(buf, "You need to specify a sink either by its name or its index.\n");
 376         return -1;
 377     }
 378
 379     if (!(v = pa_tokenizer_get(t, 2))) {
 380         pa_strbuf_puts(buf, "You need to specify a volume >= 0. (0 is muted, 0x100 is normal volume)\n");
 381         return -1;
 382     }
 383
 384     if (pa_atou(v, &volume) < 0) {
 385         pa_strbuf_puts(buf, "Failed to parse volume.\n");
 386         return -1;
 387     }
 388
 389     if (!(sink = pa_namereg_get(c, n, PA_NAMEREG_SINK, 1))) {
 390         pa_strbuf_puts(buf, "No sink found by this name or index.\n");
 391         return -1;
 392     }
 393
 394     pa_cvolume_set(&cvolume, sink->sample_spec.channels, volume);
 395     pa_sink_set_volume(sink, PA_MIXER_HARDWARE, &cvolume);
 396     return 0;
 397 }
 398
 399 static int pa_cli_command_sink_input_volume(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 400     const char *n, *v;
 401     pa_sink_input *si;
 402     pa_volume_t volume;
 403     pa_cvolume cvolume;
 404     uint32_t idx;
 405
 406     if (!(n = pa_tokenizer_get(t, 1))) {
 407         pa_strbuf_puts(buf, "You need to specify a sink input by its index.\n");
 408         return -1;
 409     }
 410
 411     if ((idx = parse_index(n)) == PA_IDXSET_INVALID) {
 412         pa_strbuf_puts(buf, "Failed to parse index.\n");
 413         return -1;
 414     }
 415
 416     if (!(v = pa_tokenizer_get(t, 2))) {
 417         pa_strbuf_puts(buf, "You need to specify a volume >= 0. (0 is muted, 0x100 is normal volume)\n");
 418         return -1;
 419     }
 420
 421     if (pa_atou(v, &volume) < 0) {
 422         pa_strbuf_puts(buf, "Failed to parse volume.\n");
 423         return -1;
 424     }
 425
 426     if (!(si = pa_idxset_get_by_index(c->sink_inputs, (uint32_t) idx))) {
 427         pa_strbuf_puts(buf, "No sink input found with this index.\n");
 428         return -1;
 429     }
 430
 431     pa_cvolume_set(&cvolume, si->sample_spec.channels, volume);
 432     pa_sink_input_set_volume(si, &cvolume);
 433     return 0;
 434 }
 435
 436 static int pa_cli_command_source_volume(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 437     const char *n, *v;
 438     pa_source *source;
 439     uint32_t volume;
 440     pa_cvolume cvolume;
 441
 442     if (!(n = pa_tokenizer_get(t, 1))) {
 443         pa_strbuf_puts(buf, "You need to specify a source either by its name or its index.\n");
 444         return -1;
 445     }
 446
 447     if (!(v = pa_tokenizer_get(t, 2))) {
 448         pa_strbuf_puts(buf, "You need to specify a volume >= 0. (0 is muted, 0x100 is normal volume)\n");
 449         return -1;
 450     }
 451
 452     if (pa_atou(v, &volume) < 0) {
 453         pa_strbuf_puts(buf, "Failed to parse volume.\n");
 454         return -1;
 455     }
 456
 457     if (!(source = pa_namereg_get(c, n, PA_NAMEREG_SOURCE, 1))) {
 458         pa_strbuf_puts(buf, "No source found by this name or index.\n");
 459         return -1;
 460     }
 461
 462     pa_cvolume_set(&cvolume, source->sample_spec.channels, volume);
 463     pa_source_set_volume(source, PA_MIXER_HARDWARE, &cvolume);
 464     return 0;
 465 }
 466
 467 static int pa_cli_command_sink_mute(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 468     const char *n, *m;
 469     pa_sink *sink;
 470     int mute;
 471
 472     if (!(n = pa_tokenizer_get(t, 1))) {
 473         pa_strbuf_puts(buf, "You need to specify a sink either by its name or its index.\n");
 474         return -1;
 475     }
 476
 477     if (!(m = pa_tokenizer_get(t, 2))) {
 478         pa_strbuf_puts(buf, "You need to specify a mute switch setting (0/1).\n");
 479         return -1;
 480     }
 481
 482     if (pa_atoi(m, &mute) < 0) {
 483         pa_strbuf_puts(buf, "Failed to parse mute switch.\n");
 484         return -1;
 485     }
 486
 487     if (!(sink = pa_namereg_get(c, n, PA_NAMEREG_SINK, 1))) {
 488         pa_strbuf_puts(buf, "No sink found by this name or index.\n");
 489         return -1;
 490     }
 491
 492     pa_sink_set_mute(sink, PA_MIXER_HARDWARE, mute);
 493     return 0;
 494 }
 495
 496 static int pa_cli_command_source_mute(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 497     const char *n, *m;
 498     pa_source *source;
 499     int mute;
 500
 501     if (!(n = pa_tokenizer_get(t, 1))) {
 502         pa_strbuf_puts(buf, "You need to specify a source either by its name or its index.\n");
 503         return -1;
 504     }
 505
 506     if (!(m = pa_tokenizer_get(t, 2))) {
 507         pa_strbuf_puts(buf, "You need to specify a mute switch setting (0/1).\n");
 508         return -1;
 509     }
 510
 511     if (pa_atoi(m, &mute) < 0) {
 512         pa_strbuf_puts(buf, "Failed to parse mute switch.\n");
 513         return -1;
 514     }
 515
 516     if (!(source = pa_namereg_get(c, n, PA_NAMEREG_SOURCE, 1))) {
 517         pa_strbuf_puts(buf, "No sink found by this name or index.\n");
 518         return -1;
 519     }
 520
 521     pa_source_set_mute(source, PA_MIXER_HARDWARE, mute);
 522     return 0;
 523 }
 524
 525 static int pa_cli_command_sink_default(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 526     const char *n;
 527     assert(c && t);
 528
 529     if (!(n = pa_tokenizer_get(t, 1))) {
 530         pa_strbuf_puts(buf, "You need to specify a sink either by its name or its index.\n");
 531         return -1;
 532     }
 533
 534     pa_namereg_set_default(c, n, PA_NAMEREG_SINK);
 535     return 0;
 536 }
 537
 538 static int pa_cli_command_source_default(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 539     const char *n;
 540     assert(c && t);
 541
 542     if (!(n = pa_tokenizer_get(t, 1))) {
 543         pa_strbuf_puts(buf, "You need to specify a source either by its name or its index.\n");
 544         return -1;
 545     }
 546
 547     pa_namereg_set_default(c, n, PA_NAMEREG_SOURCE);
 548     return 0;
 549 }
 550
 551 static int pa_cli_command_kill_client(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 552     const char *n;
 553     pa_client *client;
 554     uint32_t idx;
 555     assert(c && t);
 556
 557     if (!(n = pa_tokenizer_get(t, 1))) {
 558         pa_strbuf_puts(buf, "You need to specify a client by its index.\n");
 559         return -1;
 560     }
 561
 562     if ((idx = parse_index(n)) == PA_IDXSET_INVALID) {
 563         pa_strbuf_puts(buf, "Failed to parse index.\n");
 564         return -1;
 565     }
 566
 567     if (!(client = pa_idxset_get_by_index(c->clients, idx))) {
 568         pa_strbuf_puts(buf, "No client found by this index.\n");
 569         return -1;
 570     }
 571
 572     pa_client_kill(client);
 573     return 0;
 574 }
 575
 576 static int pa_cli_command_kill_sink_input(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 577     const char *n;
 578     pa_sink_input *sink_input;
 579     uint32_t idx;
 580     assert(c && t);
 581
 582     if (!(n = pa_tokenizer_get(t, 1))) {
 583         pa_strbuf_puts(buf, "You need to specify a sink input by its index.\n");
 584         return -1;
 585     }
 586
 587     if ((idx = parse_index(n)) == PA_IDXSET_INVALID) {
 588         pa_strbuf_puts(buf, "Failed to parse index.\n");
 589         return -1;
 590     }
 591
 592     if (!(sink_input = pa_idxset_get_by_index(c->sink_inputs, idx))) {
 593         pa_strbuf_puts(buf, "No sink input found by this index.\n");
 594         return -1;
 595     }
 596
 597     pa_sink_input_kill(sink_input);
 598     return 0;
 599 }
 600
 601 static int pa_cli_command_kill_source_output(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 602     const char *n;
 603     pa_source_output *source_output;
 604     uint32_t idx;
 605     assert(c && t);
 606
 607     if (!(n = pa_tokenizer_get(t, 1))) {
 608         pa_strbuf_puts(buf, "You need to specify a source output by its index.\n");
 609         return -1;
 610     }
 611
 612     if ((idx = parse_index(n)) == PA_IDXSET_INVALID) {
 613         pa_strbuf_puts(buf, "Failed to parse index.\n");
 614         return -1;
 615     }
 616
 617     if (!(source_output = pa_idxset_get_by_index(c->source_outputs, idx))) {
 618         pa_strbuf_puts(buf, "No source output found by this index.\n");
 619         return -1;
 620     }
 621
 622     pa_source_output_kill(source_output);
 623     return 0;
 624 }
 625
 626 static int pa_cli_command_scache_list(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 627     char *s;
 628     assert(c && t);
 629     s = pa_scache_list_to_string(c);
 630     assert(s);
 631     pa_strbuf_puts(buf, s);
 632     pa_xfree(s);
 633     return 0;
 634 }
 635
 636 static int pa_cli_command_scache_play(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail) {
 637     const char *n, *sink_name;
 638     pa_sink *sink;
 639     assert(c && t && buf && fail);
 640
 641     if (!(n = pa_tokenizer_get(t, 1)) || !(sink_name = pa_tokenizer_get(t, 2))) {
 642         pa_strbuf_puts(buf, "You need to specify a sample name and a sink name.\n");
 643         return -1;
 644     }
 645
 646     if (!(sink = pa_namereg_get(c, sink_name, PA_NAMEREG_SINK, 1))) {
 647         pa_strbuf_puts(buf, "No sink by that name.\n");
 648         return -1;
 649     }
 650
 651     if (pa_scache_play_item(c, n, sink, PA_VOLUME_NORM) < 0) {
 652         pa_strbuf_puts(buf, "Failed to play sample.\n");
 653         return -1;
 654     }
 655
 656     return 0;
 657 }
 658
 659 static int pa_cli_command_scache_remove(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail) {
 660     const char *n;
 661     assert(c && t && buf && fail);
 662
 663     if (!(n = pa_tokenizer_get(t, 1))) {
 664         pa_strbuf_puts(buf, "You need to specify a sample name.\n");
 665         return -1;
 666     }
 667
 668     if (pa_scache_remove_item(c, n) < 0) {
 669         pa_strbuf_puts(buf, "Failed to remove sample.\n");
 670         return -1;
 671     }
 672
 673     return 0;
 674 }
 675
 676 static int pa_cli_command_scache_load(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail) {
 677     const char *fname, *n;
 678     int r;
 679     assert(c && t && buf && fail);
 680
 681     if (!(fname = pa_tokenizer_get(t, 2)) || !(n = pa_tokenizer_get(t, 1))) {
 682         pa_strbuf_puts(buf, "You need to specify a file name and a sample name.\n");
 683         return -1;
 684     }
 685
 686     if (strstr(pa_tokenizer_get(t, 0), "lazy"))
 687         r = pa_scache_add_file_lazy(c, n, fname, NULL);
 688     else
 689         r = pa_scache_add_file(c, n, fname, NULL);
 690
 691     if (r < 0)
 692         pa_strbuf_puts(buf, "Failed to load sound file.\n");
 693
 694     return 0;
 695 }
 696
 697 static int pa_cli_command_scache_load_dir(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail) {
 698     const char *pname;
 699     assert(c && t && buf && fail);
 700
 701     if (!(pname = pa_tokenizer_get(t, 1))) {
 702         pa_strbuf_puts(buf, "You need to specify a path name.\n");
 703         return -1;
 704     }
 705
 706     if (pa_scache_add_directory_lazy(c, pname) < 0) {
 707         pa_strbuf_puts(buf, "Failed to load directory.\n");
 708         return -1;
 709     }
 710
 711     return 0;
 712 }
 713
 714 static int pa_cli_command_play_file(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail) {
 715     const char *fname, *sink_name;
 716     pa_sink *sink;
 717     assert(c && t && buf && fail);
 718
 719     if (!(fname = pa_tokenizer_get(t, 1)) || !(sink_name = pa_tokenizer_get(t, 2))) {
 720         pa_strbuf_puts(buf, "You need to specify a file name and a sink name.\n");
 721         return -1;
 722     }
 723
 724     if (!(sink = pa_namereg_get(c, sink_name, PA_NAMEREG_SINK, 1))) {
 725         pa_strbuf_puts(buf, "No sink by that name.\n");
 726         return -1;
 727     }
 728
 729
 730     return pa_play_file(sink, fname, NULL);
 731 }
 732
 733 static int pa_cli_command_autoload_add(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail) {
 734     const char *a, *b;
 735     assert(c && t && buf && fail);
 736
 737     if (!(a = pa_tokenizer_get(t, 1)) || !(b = pa_tokenizer_get(t, 2))) {
 738         pa_strbuf_puts(buf, "You need to specify a device name, a filename or a module name and optionally module arguments\n");
 739         return -1;
 740     }
 741
 742     pa_autoload_add(c, a, strstr(pa_tokenizer_get(t, 0), "sink") ? PA_NAMEREG_SINK : PA_NAMEREG_SOURCE, b, pa_tokenizer_get(t, 3), NULL);
 743
 744     return 0;
 745 }
 746
 747 static int pa_cli_command_autoload_remove(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail) {
 748     const char *name;
 749     assert(c && t && buf && fail);
 750
 751     if (!(name = pa_tokenizer_get(t, 1))) {
 752         pa_strbuf_puts(buf, "You need to specify a device name\n");
 753         return -1;
 754     }
 755
 756     if (pa_autoload_remove_by_name(c, name, strstr(pa_tokenizer_get(t, 0), "sink") ? PA_NAMEREG_SINK : PA_NAMEREG_SOURCE) < 0) {
 757         pa_strbuf_puts(buf, "Failed to remove autload entry\n");
 758         return -1;
 759     }
 760
 761     return 0;
 762 }
 763
 764 static int pa_cli_command_autoload_list(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 765     char *s;
 766     assert(c && t);
 767     s = pa_autoload_list_to_string(c);
 768     assert(s);
 769     pa_strbuf_puts(buf, s);
 770     pa_xfree(s);
 771     return 0;
 772 }
 773
 774 static int pa_cli_command_list_props(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 775     assert(c && t);
 776     pa_property_dump(c, buf);
 777     return 0;
 778 }
 779
 780 static int pa_cli_command_vacuum(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail) {
 781     assert(c);
 782     assert(t);
 783
 784     pa_mempool_vacuum(c->mempool);
 785
 786     return 0;
 787 }
 788
 789 static int pa_cli_command_move_sink_input(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail) {
 790     const char *n, *k;
 791     pa_sink_input *si;
 792     pa_sink *sink;
 793     uint32_t idx;
 794
 795     if (!(n = pa_tokenizer_get(t, 1))) {
 796         pa_strbuf_puts(buf, "You need to specify a sink input by its index.\n");
 797         return -1;
 798     }
 799
 800     if ((idx = parse_index(n)) == PA_IDXSET_INVALID) {
 801         pa_strbuf_puts(buf, "Failed to parse index.\n");
 802         return -1;
 803     }
 804
 805     if (!(k = pa_tokenizer_get(t, 2))) {
 806         pa_strbuf_puts(buf, "You need to specify a sink.\n");
 807         return -1;
 808     }
 809
 810     if (!(si = pa_idxset_get_by_index(c->sink_inputs, (uint32_t) idx))) {
 811         pa_strbuf_puts(buf, "No sink input found with this index.\n");
 812         return -1;
 813     }
 814
 815     if (!(sink = pa_namereg_get(c, k, PA_NAMEREG_SINK, 1))) {
 816         pa_strbuf_puts(buf, "No sink found by this name or index.\n");
 817         return -1;
 818     }
 819
 820     if (pa_sink_input_move_to(si, sink, 0) < 0) {
 821         pa_strbuf_puts(buf, "Moved failed.\n");
 822         return -1;
 823     }
 824     return 0;
 825 }
 826
 827 static int pa_cli_command_move_source_output(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, int *fail) {
 828     const char *n, *k;
 829     pa_source_output *so;
 830     pa_source *source;
 831     uint32_t idx;
 832
 833     if (!(n = pa_tokenizer_get(t, 1))) {
 834         pa_strbuf_puts(buf, "You need to specify a source output by its index.\n");
 835         return -1;
 836     }
 837
 838     if ((idx = parse_index(n)) == PA_IDXSET_INVALID) {
 839         pa_strbuf_puts(buf, "Failed to parse index.\n");
 840         return -1;
 841     }
 842
 843     if (!(k = pa_tokenizer_get(t, 2))) {
 844         pa_strbuf_puts(buf, "You need to specify a source.\n");
 845         return -1;
 846     }
 847
 848     if (!(so = pa_idxset_get_by_index(c->source_outputs, (uint32_t) idx))) {
 849         pa_strbuf_puts(buf, "No source output found with this index.\n");
 850         return -1;
 851     }
 852
 853     if (!(source = pa_namereg_get(c, k, PA_NAMEREG_SOURCE, 1))) {
 854         pa_strbuf_puts(buf, "No source found by this name or index.\n");
 855         return -1;
 856     }
 857
 858     if (pa_source_output_move_to(so, source) < 0) {
 859         pa_strbuf_puts(buf, "Moved failed.\n");
 860         return -1;
 861     }
 862     return 0;
 863 }
 864
 865 static int pa_cli_command_dump(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, PA_GCC_UNUSED int *fail) {
 866     pa_module *m;
 867     pa_sink *sink;
 868     pa_source *source;
 869     int nl;
 870     const char *p;
 871     uint32_t idx;
 872     char txt[256];
 873     time_t now;
 874     void *i;
 875     pa_autoload_entry *a;
 876
 877     assert(c && t);
 878
 879     time(&now);
 880
 881 #ifdef HAVE_CTIME_R
 882     pa_strbuf_printf(buf, "### Configuration dump generated at %s\n", ctime_r(&now, txt));
 883 #else
 884     pa_strbuf_printf(buf, "### Configuration dump generated at %s\n", ctime(&now));
 885 #endif
 886
 887
 888     for (m = pa_idxset_first(c->modules, &idx); m; m = pa_idxset_next(c->modules, &idx)) {
 889         if (m->auto_unload)
 890             continue;
 891
 892         pa_strbuf_printf(buf, "load-module %s", m->name);
 893
 894         if (m->argument)
 895             pa_strbuf_printf(buf, " %s", m->argument);
 896
 897         pa_strbuf_puts(buf, "\n");
 898     }
 899
 900     nl = 0;
 901
 902     for (sink = pa_idxset_first(c->sinks, &idx); sink; sink = pa_idxset_next(c->sinks, &idx)) {
 903         if (sink->owner && sink->owner->auto_unload)
 904             continue;
 905
 906         if (!nl) {
 907             pa_strbuf_puts(buf, "\n");
 908             nl = 1;
 909         }
 910
 911         pa_strbuf_printf(buf, "set-sink-volume %s 0x%03x\n", sink->name, pa_cvolume_avg(pa_sink_get_volume(sink, PA_MIXER_HARDWARE)));
 912         pa_strbuf_printf(buf, "set-sink-mute %s %d\n", sink->name, pa_sink_get_mute(sink, PA_MIXER_HARDWARE));
 913     }
 914
 915     for (source = pa_idxset_first(c->sources, &idx); source; source = pa_idxset_next(c->sources, &idx)) {
 916         if (source->owner && source->owner->auto_unload)
 917             continue;
 918
 919         if (!nl) {
 920             pa_strbuf_puts(buf, "\n");
 921             nl = 1;
 922         }
 923
 924         pa_strbuf_printf(buf, "set-source-volume %s 0x%03x\n", source->name, pa_cvolume_avg(pa_source_get_volume(source, PA_MIXER_HARDWARE)));
 925         pa_strbuf_printf(buf, "set-source-mute %s %d\n", source->name, pa_source_get_mute(source, PA_MIXER_HARDWARE));
 926     }
 927
 928
 929     if (c->autoload_hashmap) {
 930         nl = 0;
 931
 932         i = NULL;
 933         while ((a = pa_hashmap_iterate(c->autoload_hashmap, &i, NULL))) {
 934
 935             if (!nl) {
 936                 pa_strbuf_puts(buf, "\n");
 937                 nl = 1;
 938             }
 939
 940             pa_strbuf_printf(buf, "add-autoload-%s %s %s", a->type == PA_NAMEREG_SINK ? "sink" : "source", a->name, a->module);
 941
 942             if (a->argument)
 943                 pa_strbuf_printf(buf, " %s", a->argument);
 944
 945             pa_strbuf_puts(buf, "\n");
 946         }
 947     }
 948
 949     nl = 0;
 950
 951     if ((p = pa_namereg_get_default_sink_name(c))) {
 952         if (!nl) {
 953             pa_strbuf_puts(buf, "\n");
 954             nl = 1;
 955         }
 956         pa_strbuf_printf(buf, "set-default-sink %s\n", p);
 957     }
 958
 959     if ((p = pa_namereg_get_default_source_name(c))) {
 960         if (!nl) {
 961             pa_strbuf_puts(buf, "\n");
 962             nl = 1;
 963         }
 964         pa_strbuf_printf(buf, "set-default-source %s\n", p);
 965     }
 966
 967     pa_strbuf_puts(buf, "\n### EOF\n");
 968
 969     return 0;
 970 }
 971
 972 int pa_cli_command_execute_line_stateful(pa_core *c, const char *s, pa_strbuf *buf, int *fail, int *ifstate) {
 973     const char *cs;
 974
 975     cs = s+strspn(s, whitespace);
 976
 977     if (*cs == '#' || !*cs)
 978         return 0;
 979     else if (*cs == '.') {
 980         if (!strcmp(cs, META_ELSE)) {
 981             if (!ifstate || *ifstate == IFSTATE_NONE) {
 982                 pa_strbuf_printf(buf, "Meta command %s is not valid in this context\n", cs);
 983                 return -1;
 984             } else if (*ifstate == IFSTATE_TRUE)
 985                 *ifstate = IFSTATE_FALSE;
 986             else
 987                 *ifstate = IFSTATE_TRUE;
 988             return 0;
 989         } else if (!strcmp(cs, META_ENDIF)) {
 990             if (!ifstate || *ifstate == IFSTATE_NONE) {
 991                 pa_strbuf_printf(buf, "Meta command %s is not valid in this context\n", cs);
 992                 return -1;
 993             } else
 994                 *ifstate = IFSTATE_NONE;
 995             return 0;
 996         }
 997         if (ifstate && *ifstate == IFSTATE_FALSE)
 998             return 0;
 999         if (!strcmp(cs, META_FAIL))
1000             *fail = 1;
1001         else if (!strcmp(cs, META_NOFAIL))
1002             *fail = 0;
1003         else {
1004             size_t l;
1005             l = strcspn(cs, whitespace);
1006
1007             if (l == sizeof(META_INCLUDE)-1 && !strncmp(cs, META_INCLUDE, l)) {
1008                 const char *filename = cs+l+strspn(cs+l, whitespace);
1009
1010                 if (pa_cli_command_execute_file(c, filename, buf, fail) < 0)
1011                     if (*fail) return -1;
1012             } else if (l == sizeof(META_IFEXISTS)-1 && !strncmp(cs, META_IFEXISTS, l)) {
1013                 if (!ifstate) {
1014                     pa_strbuf_printf(buf, "Meta command %s is not valid in this context\n", cs);
1015                     return -1;
1016                 } else if (*ifstate != IFSTATE_NONE) {
1017                     pa_strbuf_printf(buf, "Nested %s commands not supported\n", cs);
1018                     return -1;
1019                 } else {
1020                     const char *filename = cs+l+strspn(cs+l, whitespace);
1021
1022                     *ifstate = access(filename, F_OK) == 0 ? IFSTATE_TRUE : IFSTATE_FALSE;
1023                 }
1024             } else {
1025                 pa_strbuf_printf(buf, "Invalid meta command: %s\n", cs);
1026                 if (*fail) return -1;
1027             }
1028         }
1029     } else {
1030         const struct command*command;
1031         int unknown = 1;
1032         size_t l;
1033
1034         if (ifstate && *ifstate == IFSTATE_FALSE)
1035              return 0;
1036
1037
1038         l = strcspn(cs, whitespace);
1039
1040         for (command = commands; command->name; command++)
1041             if (strlen(command->name) == l && !strncmp(cs, command->name, l)) {
1042                 int ret;
1043                 pa_tokenizer *t = pa_tokenizer_new(cs, command->args);
1044                 assert(t);
1045                 ret = command->proc(c, t, buf, fail);
1046                 pa_tokenizer_free(t);
1047                 unknown = 0;
1048
1049                 if (ret < 0 && *fail)
1050                     return -1;
1051
1052                 break;
1053             }
1054
1055         if (unknown) {
1056             pa_strbuf_printf(buf, "Unknown command: %s\n", cs);
1057             if (*fail)
1058                 return -1;
1059         }
1060     }
1061
1062     return 0;
1063 }
1064
1065 int pa_cli_command_execute_line(pa_core *c, const char *s, pa_strbuf *buf, int *fail) {
1066     return pa_cli_command_execute_line_stateful(c, s, buf, fail, NULL);
1067 }
1068
1069 int pa_cli_command_execute_file(pa_core *c, const char *fn, pa_strbuf *buf, int *fail) {
1070     char line[256];
1071     FILE *f = NULL;
1072     int ifstate = IFSTATE_NONE;
1073     int ret = -1;
1074
1075     assert(c);
1076     assert(fn);
1077     assert(buf);
1078
1079     if (!(f = fopen(fn, "r"))) {
1080         pa_strbuf_printf(buf, "open('%s') failed: %s\n", fn, pa_cstrerror(errno));
1081         if (!*fail)
1082             ret = 0;
1083         goto fail;
1084     }
1085
1086     while (fgets(line, sizeof(line), f)) {
1087         char *e = line + strcspn(line, linebreak);
1088         *e = 0;
1089
1090         if (pa_cli_command_execute_line_stateful(c, line, buf, fail, &ifstate) < 0 && *fail)
1091             goto fail;
1092     }
1093
1094     ret = 0;
1095
1096 fail:
1097     if (f)
1098         fclose(f);
1099
1100     return ret;
1101 }
1102
1103 int pa_cli_command_execute(pa_core *c, const char *s, pa_strbuf *buf, int *fail) {
1104     const char *p;
1105     int ifstate = IFSTATE_NONE;
1106
1107     assert(c);
1108     assert(s);
1109     assert(buf);
1110
1111     p = s;
1112     while (*p) {
1113         size_t l = strcspn(p, linebreak);
1114         char *line = pa_xstrndup(p, l);
1115
1116         if (pa_cli_command_execute_line_stateful(c, line, buf, fail, &ifstate) < 0 && *fail) {
1117             pa_xfree(line);
1118             return -1;
1119         }
1120         pa_xfree(line);
1121
1122         p += l;
1123         p += strspn(p, linebreak);
1124     }
1125
1126     return 0;
1127 }