code.delx.au - pulseaudio/blob - src/daemon/daemon-conf.c

   1 /***
   2   This file is part of PulseAudio.
   3
   4   Copyright 2004-2006 Lennart Poettering
   5   Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB
   6
   7   PulseAudio is free software; you can redistribute it and/or modify
   8   it under the terms of the GNU Lesser General Public License as published
   9   by the Free Software Foundation; either version 2 of the License,
  10   or (at your option) any later version.
  11
  12   PulseAudio is distributed in the hope that it will be useful, but
  13   WITHOUT ANY WARRANTY; without even the implied warranty of
  14   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  15   General Public License for more details.
  16
  17   You should have received a copy of the GNU Lesser General Public License
  18   along with PulseAudio; if not, write to the Free Software
  19   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  20   USA.
  21 ***/
  22
  23 #ifdef HAVE_CONFIG_H
  24 #include <config.h>
  25 #endif
  26
  27 #include <errno.h>
  28 #include <stdio.h>
  29 #include <string.h>
  30 #include <unistd.h>
  31 #include <sched.h>
  32
  33 #include <pulse/xmalloc.h>
  34 #include <pulse/timeval.h>
  35 #include <pulse/i18n.h>
  36
  37 #include <pulsecore/core-error.h>
  38 #include <pulsecore/core-util.h>
  39 #include <pulsecore/strbuf.h>
  40 #include <pulsecore/conf-parser.h>
  41 #include <pulsecore/resampler.h>
  42 #include <pulsecore/macro.h>
  43
  44 #include "daemon-conf.h"
  45
  46 #define DEFAULT_SCRIPT_FILE PA_DEFAULT_CONFIG_DIR PA_PATH_SEP "default.pa"
  47 #define DEFAULT_SCRIPT_FILE_USER PA_PATH_SEP "default.pa"
  48 #define DEFAULT_SYSTEM_SCRIPT_FILE PA_DEFAULT_CONFIG_DIR PA_PATH_SEP "system.pa"
  49
  50 #define DEFAULT_CONFIG_FILE PA_DEFAULT_CONFIG_DIR PA_PATH_SEP "daemon.conf"
  51 #define DEFAULT_CONFIG_FILE_USER PA_PATH_SEP "daemon.conf"
  52
  53 #define ENV_SCRIPT_FILE "PULSE_SCRIPT"
  54 #define ENV_CONFIG_FILE "PULSE_CONFIG"
  55 #define ENV_DL_SEARCH_PATH "PULSE_DLPATH"
  56
  57 static const pa_daemon_conf default_conf = {
  58     .cmd = PA_CMD_DAEMON,
  59     .daemonize = FALSE,
  60     .fail = TRUE,
  61     .high_priority = TRUE,
  62     .nice_level = -11,
  63     .realtime_scheduling = FALSE,
  64     .realtime_priority = 5,  /* Half of JACK's default rtprio */
  65     .disallow_module_loading = FALSE,
  66     .disallow_exit = FALSE,
  67     .flat_volumes = TRUE,
  68     .exit_idle_time = 20,
  69     .scache_idle_time = 20,
  70     .auto_log_target = 1,
  71     .script_commands = NULL,
  72     .dl_search_path = NULL,
  73     .load_default_script_file = TRUE,
  74     .default_script_file = NULL,
  75     .log_target = PA_LOG_SYSLOG,
  76     .log_level = PA_LOG_NOTICE,
  77     .log_backtrace = 0,
  78     .log_meta = FALSE,
  79     .log_time = FALSE,
  80     .resample_method = PA_RESAMPLER_AUTO,
  81     .disable_remixing = FALSE,
  82     .disable_lfe_remixing = TRUE,
  83     .config_file = NULL,
  84     .use_pid_file = TRUE,
  85     .system_instance = FALSE,
  86     .no_cpu_limit = FALSE,
  87     .disable_shm = FALSE,
  88     .default_n_fragments = 4,
  89     .default_fragment_size_msec = 25,
  90     .default_sample_spec = { .format = PA_SAMPLE_S16NE, .rate = 44100, .channels = 2 },
  91     .shm_size = 0
  92 #ifdef HAVE_SYS_RESOURCE_H
  93    ,.rlimit_fsize = { .value = 0, .is_set = FALSE },
  94     .rlimit_data = { .value = 0, .is_set = FALSE },
  95     .rlimit_stack = { .value = 0, .is_set = FALSE },
  96     .rlimit_core = { .value = 0, .is_set = FALSE },
  97     .rlimit_rss = { .value = 0, .is_set = FALSE }
  98 #ifdef RLIMIT_NPROC
  99    ,.rlimit_nproc = { .value = 0, .is_set = FALSE }
 100 #endif
 101 #ifdef RLIMIT_NOFILE
 102    ,.rlimit_nofile = { .value = 256, .is_set = TRUE }
 103 #endif
 104 #ifdef RLIMIT_MEMLOCK
 105    ,.rlimit_memlock = { .value = 0, .is_set = FALSE }
 106 #endif
 107 #ifdef RLIMIT_AS
 108    ,.rlimit_as = { .value = 0, .is_set = FALSE }
 109 #endif
 110 #ifdef RLIMIT_LOCKS
 111    ,.rlimit_locks = { .value = 0, .is_set = FALSE }
 112 #endif
 113 #ifdef RLIMIT_SIGPENDING
 114    ,.rlimit_sigpending = { .value = 0, .is_set = FALSE }
 115 #endif
 116 #ifdef RLIMIT_MSGQUEUE
 117    ,.rlimit_msgqueue = { .value = 0, .is_set = FALSE }
 118 #endif
 119 #ifdef RLIMIT_NICE
 120    ,.rlimit_nice = { .value = 31, .is_set = TRUE }     /* nice level of -11 */
 121 #endif
 122 #ifdef RLIMIT_RTPRIO
 123    ,.rlimit_rtprio = { .value = 9, .is_set = TRUE }    /* One below JACK's default for the server */
 124 #endif
 125 #ifdef RLIMIT_RTTIME
 126    ,.rlimit_rttime = { .value = PA_USEC_PER_SEC, .is_set = TRUE }
 127 #endif
 128 #endif
 129 };
 130
 131 pa_daemon_conf* pa_daemon_conf_new(void) {
 132     pa_daemon_conf *c = pa_xnewdup(pa_daemon_conf, &default_conf, 1);
 133
 134     c->dl_search_path = pa_xstrdup(PA_DLSEARCHPATH);
 135     return c;
 136 }
 137
 138 void pa_daemon_conf_free(pa_daemon_conf *c) {
 139     pa_assert(c);
 140     pa_xfree(c->script_commands);
 141     pa_xfree(c->dl_search_path);
 142     pa_xfree(c->default_script_file);
 143     pa_xfree(c->config_file);
 144     pa_xfree(c);
 145 }
 146
 147 int pa_daemon_conf_set_log_target(pa_daemon_conf *c, const char *string) {
 148     pa_assert(c);
 149     pa_assert(string);
 150
 151     if (!strcmp(string, "auto"))
 152         c->auto_log_target = 1;
 153     else if (!strcmp(string, "syslog")) {
 154         c->auto_log_target = 0;
 155         c->log_target = PA_LOG_SYSLOG;
 156     } else if (!strcmp(string, "stderr")) {
 157         c->auto_log_target = 0;
 158         c->log_target = PA_LOG_STDERR;
 159     } else
 160         return -1;
 161
 162     return 0;
 163 }
 164
 165 int pa_daemon_conf_set_log_level(pa_daemon_conf *c, const char *string) {
 166     uint32_t u;
 167     pa_assert(c);
 168     pa_assert(string);
 169
 170     if (pa_atou(string, &u) >= 0) {
 171         if (u >= PA_LOG_LEVEL_MAX)
 172             return -1;
 173
 174         c->log_level = (pa_log_level_t) u;
 175     } else if (pa_startswith(string, "debug"))
 176         c->log_level = PA_LOG_DEBUG;
 177     else if (pa_startswith(string, "info"))
 178         c->log_level = PA_LOG_INFO;
 179     else if (pa_startswith(string, "notice"))
 180         c->log_level = PA_LOG_NOTICE;
 181     else if (pa_startswith(string, "warn"))
 182         c->log_level = PA_LOG_WARN;
 183     else if (pa_startswith(string, "err"))
 184         c->log_level = PA_LOG_ERROR;
 185     else
 186         return -1;
 187
 188     return 0;
 189 }
 190
 191 int pa_daemon_conf_set_resample_method(pa_daemon_conf *c, const char *string) {
 192     int m;
 193     pa_assert(c);
 194     pa_assert(string);
 195
 196     if ((m = pa_parse_resample_method(string)) < 0)
 197         return -1;
 198
 199     c->resample_method = m;
 200     return 0;
 201 }
 202
 203 static int parse_log_target(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata) {
 204     pa_daemon_conf *c = data;
 205
 206     pa_assert(filename);
 207     pa_assert(lvalue);
 208     pa_assert(rvalue);
 209     pa_assert(data);
 210
 211     if (pa_daemon_conf_set_log_target(c, rvalue) < 0) {
 212         pa_log(_("[%s:%u] Invalid log target '%s'."), filename, line, rvalue);
 213         return -1;
 214     }
 215
 216     return 0;
 217 }
 218
 219 static int parse_log_level(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata) {
 220     pa_daemon_conf *c = data;
 221
 222     pa_assert(filename);
 223     pa_assert(lvalue);
 224     pa_assert(rvalue);
 225     pa_assert(data);
 226
 227     if (pa_daemon_conf_set_log_level(c, rvalue) < 0) {
 228         pa_log(_("[%s:%u] Invalid log level '%s'."), filename, line, rvalue);
 229         return -1;
 230     }
 231
 232     return 0;
 233 }
 234
 235 static int parse_resample_method(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata) {
 236     pa_daemon_conf *c = data;
 237
 238     pa_assert(filename);
 239     pa_assert(lvalue);
 240     pa_assert(rvalue);
 241     pa_assert(data);
 242
 243     if (pa_daemon_conf_set_resample_method(c, rvalue) < 0) {
 244         pa_log(_("[%s:%u] Invalid resample method '%s'."), filename, line, rvalue);
 245         return -1;
 246     }
 247
 248     return 0;
 249 }
 250
 251 static int parse_rlimit(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata) {
 252 #ifdef HAVE_SYS_RESOURCE_H
 253     struct pa_rlimit *r = data;
 254
 255     pa_assert(filename);
 256     pa_assert(lvalue);
 257     pa_assert(rvalue);
 258     pa_assert(r);
 259
 260     if (rvalue[strspn(rvalue, "\t ")] == 0) {
 261         /* Empty string */
 262         r->is_set = 0;
 263         r->value = 0;
 264     } else {
 265         int32_t k;
 266         if (pa_atoi(rvalue, &k) < 0) {
 267             pa_log(_("[%s:%u] Invalid rlimit '%s'."), filename, line, rvalue);
 268             return -1;
 269         }
 270         r->is_set = k >= 0;
 271         r->value = k >= 0 ? (rlim_t) k : 0;
 272     }
 273 #else
 274     pa_log_warn(_("[%s:%u] rlimit not supported on this platform."), filename, line);
 275 #endif
 276
 277     return 0;
 278 }
 279
 280 static int parse_sample_format(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata) {
 281     pa_daemon_conf *c = data;
 282     pa_sample_format_t f;
 283
 284     pa_assert(filename);
 285     pa_assert(lvalue);
 286     pa_assert(rvalue);
 287     pa_assert(data);
 288
 289     if ((f = pa_parse_sample_format(rvalue)) < 0) {
 290         pa_log(_("[%s:%u] Invalid sample format '%s'."), filename, line, rvalue);
 291         return -1;
 292     }
 293
 294     c->default_sample_spec.format = f;
 295     return 0;
 296 }
 297
 298 static int parse_sample_rate(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata) {
 299     pa_daemon_conf *c = data;
 300     uint32_t r;
 301
 302     pa_assert(filename);
 303     pa_assert(lvalue);
 304     pa_assert(rvalue);
 305     pa_assert(data);
 306
 307     if (pa_atou(rvalue, &r) < 0 || r > (uint32_t) PA_RATE_MAX || r <= 0) {
 308         pa_log(_("[%s:%u] Invalid sample rate '%s'."), filename, line, rvalue);
 309         return -1;
 310     }
 311
 312     c->default_sample_spec.rate = r;
 313     return 0;
 314 }
 315
 316 static int parse_sample_channels(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata) {
 317     pa_daemon_conf *c = data;
 318     int32_t n;
 319
 320     pa_assert(filename);
 321     pa_assert(lvalue);
 322     pa_assert(rvalue);
 323     pa_assert(data);
 324
 325     if (pa_atoi(rvalue, &n) < 0 || n > (int32_t) PA_CHANNELS_MAX || n <= 0) {
 326         pa_log(_("[%s:%u] Invalid sample channels '%s'."), filename, line, rvalue);
 327         return -1;
 328     }
 329
 330     c->default_sample_spec.channels = (uint8_t) n;
 331     return 0;
 332 }
 333
 334 static int parse_fragments(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata) {
 335     pa_daemon_conf *c = data;
 336     int32_t n;
 337
 338     pa_assert(filename);
 339     pa_assert(lvalue);
 340     pa_assert(rvalue);
 341     pa_assert(data);
 342
 343     if (pa_atoi(rvalue, &n) < 0 || n < 2) {
 344         pa_log(_("[%s:%u] Invalid number of fragments '%s'."), filename, line, rvalue);
 345         return -1;
 346     }
 347
 348     c->default_n_fragments = (unsigned) n;
 349     return 0;
 350 }
 351
 352 static int parse_fragment_size_msec(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata) {
 353     pa_daemon_conf *c = data;
 354     int32_t n;
 355
 356     pa_assert(filename);
 357     pa_assert(lvalue);
 358     pa_assert(rvalue);
 359     pa_assert(data);
 360
 361     if (pa_atoi(rvalue, &n) < 0 || n < 1) {
 362         pa_log(_("[%s:%u] Invalid fragment size '%s'."), filename, line, rvalue);
 363         return -1;
 364     }
 365
 366     c->default_fragment_size_msec = (unsigned) n;
 367     return 0;
 368 }
 369
 370 static int parse_nice_level(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata) {
 371     pa_daemon_conf *c = data;
 372     int32_t level;
 373
 374     pa_assert(filename);
 375     pa_assert(lvalue);
 376     pa_assert(rvalue);
 377     pa_assert(data);
 378
 379     if (pa_atoi(rvalue, &level) < 0 || level < -20 || level > 19) {
 380         pa_log(_("[%s:%u] Invalid nice level '%s'."), filename, line, rvalue);
 381         return -1;
 382     }
 383
 384     c->nice_level = (int) level;
 385     return 0;
 386 }
 387
 388 static int parse_rtprio(const char *filename, unsigned line, const char *section, const char *lvalue, const char *rvalue, void *data, void *userdata) {
 389     pa_daemon_conf *c = data;
 390     int32_t rtprio;
 391
 392     pa_assert(filename);
 393     pa_assert(lvalue);
 394     pa_assert(rvalue);
 395     pa_assert(data);
 396
 397     if (pa_atoi(rvalue, &rtprio) < 0 || rtprio < sched_get_priority_min(SCHED_FIFO) || rtprio > sched_get_priority_max(SCHED_FIFO)) {
 398         pa_log("[%s:%u] Invalid realtime priority '%s'.", filename, line, rvalue);
 399         return -1;
 400     }
 401
 402     c->realtime_priority = (int) rtprio;
 403     return 0;
 404 }
 405
 406 int pa_daemon_conf_load(pa_daemon_conf *c, const char *filename) {
 407     int r = -1;
 408     FILE *f = NULL;
 409     unsigned i = 0;
 410
 411     pa_config_item table[] = {
 412         { "daemonize",                  pa_config_parse_bool,     NULL, NULL },
 413         { "fail",                       pa_config_parse_bool,     NULL, NULL },
 414         { "high-priority",              pa_config_parse_bool,     NULL, NULL },
 415         { "realtime-scheduling",        pa_config_parse_bool,     NULL, NULL },
 416         { "disallow-module-loading",    pa_config_parse_bool,     NULL, NULL },
 417         { "disallow-exit",              pa_config_parse_bool,     NULL, NULL },
 418         { "use-pid-file",               pa_config_parse_bool,     NULL, NULL },
 419         { "system-instance",            pa_config_parse_bool,     NULL, NULL },
 420         { "no-cpu-limit",               pa_config_parse_bool,     NULL, NULL },
 421         { "disable-shm",                pa_config_parse_bool,     NULL, NULL },
 422         { "flat-volumes",               pa_config_parse_bool,     NULL, NULL },
 423         { "exit-idle-time",             pa_config_parse_int,      NULL, NULL },
 424         { "scache-idle-time",           pa_config_parse_int,      NULL, NULL },
 425         { "realtime-priority",          parse_rtprio,             NULL, NULL },
 426         { "dl-search-path",             pa_config_parse_string,   NULL, NULL },
 427         { "default-script-file",        pa_config_parse_string,   NULL, NULL },
 428         { "log-target",                 parse_log_target,         NULL, NULL },
 429         { "log-level",                  parse_log_level,          NULL, NULL },
 430         { "verbose",                    parse_log_level,          NULL, NULL },
 431         { "resample-method",            parse_resample_method,    NULL, NULL },
 432         { "default-sample-format",      parse_sample_format,      NULL, NULL },
 433         { "default-sample-rate",        parse_sample_rate,        NULL, NULL },
 434         { "default-sample-channels",    parse_sample_channels,    NULL, NULL },
 435         { "default-fragments",          parse_fragments,          NULL, NULL },
 436         { "default-fragment-size-msec", parse_fragment_size_msec, NULL, NULL },
 437         { "nice-level",                 parse_nice_level,         NULL, NULL },
 438         { "disable-remixing",           pa_config_parse_bool,     NULL, NULL },
 439         { "disable-lfe-remixing",       pa_config_parse_bool,     NULL, NULL },
 440         { "load-default-script-file",   pa_config_parse_bool,     NULL, NULL },
 441         { "shm-size-bytes",             pa_config_parse_size,     NULL, NULL },
 442         { "log-meta",                   pa_config_parse_bool,     NULL, NULL },
 443         { "log-time",                   pa_config_parse_bool,     NULL, NULL },
 444         { "log-backtrace",              pa_config_parse_unsigned, NULL, NULL },
 445 #ifdef HAVE_SYS_RESOURCE_H
 446         { "rlimit-fsize",               parse_rlimit,             NULL, NULL },
 447         { "rlimit-data",                parse_rlimit,             NULL, NULL },
 448         { "rlimit-stack",               parse_rlimit,             NULL, NULL },
 449         { "rlimit-core",                parse_rlimit,             NULL, NULL },
 450         { "rlimit-rss",                 parse_rlimit,             NULL, NULL },
 451 #ifdef RLIMIT_NOFILE
 452         { "rlimit-nofile",              parse_rlimit,             NULL, NULL },
 453 #endif
 454 #ifdef RLIMIT_AS
 455         { "rlimit-as",                  parse_rlimit,             NULL, NULL },
 456 #endif
 457 #ifdef RLIMIT_NPROC
 458         { "rlimit-nproc",               parse_rlimit,             NULL, NULL },
 459 #endif
 460 #ifdef RLIMIT_MEMLOCK
 461         { "rlimit-memlock",             parse_rlimit,             NULL, NULL },
 462 #endif
 463 #ifdef RLIMIT_LOCKS
 464         { "rlimit-locks",               parse_rlimit,             NULL, NULL },
 465 #endif
 466 #ifdef RLIMIT_SIGPENDING
 467         { "rlimit-sigpending",          parse_rlimit,             NULL, NULL },
 468 #endif
 469 #ifdef RLIMIT_MSGQUEUE
 470         { "rlimit-msgqueue",            parse_rlimit,             NULL, NULL },
 471 #endif
 472 #ifdef RLIMIT_NICE
 473         { "rlimit-nice",                parse_rlimit,             NULL, NULL },
 474 #endif
 475 #ifdef RLIMIT_RTPRIO
 476         { "rlimit-rtprio",              parse_rlimit,             NULL, NULL },
 477 #endif
 478 #ifdef RLIMIT_RTTIME
 479         { "rlimit-rttime",              parse_rlimit,             NULL, NULL },
 480 #endif
 481 #endif
 482         { NULL,                         NULL,                     NULL, NULL },
 483     };
 484
 485     table[i++].data = &c->daemonize;
 486     table[i++].data = &c->fail;
 487     table[i++].data = &c->high_priority;
 488     table[i++].data = &c->realtime_scheduling;
 489     table[i++].data = &c->disallow_module_loading;
 490     table[i++].data = &c->disallow_exit;
 491     table[i++].data = &c->use_pid_file;
 492     table[i++].data = &c->system_instance;
 493     table[i++].data = &c->no_cpu_limit;
 494     table[i++].data = &c->disable_shm;
 495     table[i++].data = &c->flat_volumes;
 496     table[i++].data = &c->exit_idle_time;
 497     table[i++].data = &c->scache_idle_time;
 498     table[i++].data = c;
 499     table[i++].data = &c->dl_search_path;
 500     table[i++].data = &c->default_script_file;
 501     table[i++].data = c;
 502     table[i++].data = c;
 503     table[i++].data = c;
 504     table[i++].data = c;
 505     table[i++].data = c;
 506     table[i++].data = c;
 507     table[i++].data = c;
 508     table[i++].data = c;
 509     table[i++].data = c;
 510     table[i++].data = c;
 511     table[i++].data = &c->disable_remixing;
 512     table[i++].data = &c->disable_lfe_remixing;
 513     table[i++].data = &c->load_default_script_file;
 514     table[i++].data = &c->shm_size;
 515     table[i++].data = &c->log_meta;
 516     table[i++].data = &c->log_time;
 517     table[i++].data = &c->log_backtrace;
 518 #ifdef HAVE_SYS_RESOURCE_H
 519     table[i++].data = &c->rlimit_fsize;
 520     table[i++].data = &c->rlimit_data;
 521     table[i++].data = &c->rlimit_stack;
 522     table[i++].data = &c->rlimit_core;
 523     table[i++].data = &c->rlimit_rss;
 524 #ifdef RLIMIT_NOFILE
 525     table[i++].data = &c->rlimit_nofile;
 526 #endif
 527 #ifdef RLIMIT_AS
 528     table[i++].data = &c->rlimit_as;
 529 #endif
 530 #ifdef RLIMIT_NPROC
 531     table[i++].data = &c->rlimit_nproc;
 532 #endif
 533 #ifdef RLIMIT_MEMLOCK
 534     table[i++].data = &c->rlimit_memlock;
 535 #endif
 536 #ifdef RLIMIT_LOCKS
 537     table[i++].data = &c->rlimit_locks;
 538 #endif
 539 #ifdef RLIMIT_SIGPENDING
 540     table[i++].data = &c->rlimit_sigpending;
 541 #endif
 542 #ifdef RLIMIT_MSGQUEUE
 543     table[i++].data = &c->rlimit_msgqueue;
 544 #endif
 545 #ifdef RLIMIT_NICE
 546     table[i++].data = &c->rlimit_nice;
 547 #endif
 548 #ifdef RLIMIT_RTPRIO
 549     table[i++].data = &c->rlimit_rtprio;
 550 #endif
 551 #ifdef RLIMIT_RTTIME
 552     table[i++].data = &c->rlimit_rttime;
 553 #endif
 554 #endif
 555
 556     pa_assert(i == PA_ELEMENTSOF(table)-1);
 557
 558     pa_xfree(c->config_file);
 559     c->config_file = NULL;
 560
 561     f = filename ?
 562         fopen(c->config_file = pa_xstrdup(filename), "r") :
 563         pa_open_config_file(DEFAULT_CONFIG_FILE, DEFAULT_CONFIG_FILE_USER, ENV_CONFIG_FILE, &c->config_file);
 564
 565     if (!f && errno != ENOENT) {
 566         pa_log_warn(_("Failed to open configuration file: %s"), pa_cstrerror(errno));
 567         goto finish;
 568     }
 569
 570     r = f ? pa_config_parse(c->config_file, f, table, NULL) : 0;
 571
 572 finish:
 573     if (f)
 574         fclose(f);
 575
 576     return r;
 577 }
 578
 579 int pa_daemon_conf_env(pa_daemon_conf *c) {
 580     char *e;
 581     pa_assert(c);
 582
 583     if ((e = getenv(ENV_DL_SEARCH_PATH))) {
 584         pa_xfree(c->dl_search_path);
 585         c->dl_search_path = pa_xstrdup(e);
 586     }
 587     if ((e = getenv(ENV_SCRIPT_FILE))) {
 588         pa_xfree(c->default_script_file);
 589         c->default_script_file = pa_xstrdup(e);
 590     }
 591
 592     return 0;
 593 }
 594
 595 const char *pa_daemon_conf_get_default_script_file(pa_daemon_conf *c) {
 596     pa_assert(c);
 597
 598     if (!c->default_script_file) {
 599         if (c->system_instance)
 600             c->default_script_file = pa_find_config_file(DEFAULT_SYSTEM_SCRIPT_FILE, NULL, ENV_SCRIPT_FILE);
 601         else
 602             c->default_script_file = pa_find_config_file(DEFAULT_SCRIPT_FILE, DEFAULT_SCRIPT_FILE_USER, ENV_SCRIPT_FILE);
 603     }
 604
 605     return c->default_script_file;
 606 }
 607
 608 FILE *pa_daemon_conf_open_default_script_file(pa_daemon_conf *c) {
 609     FILE *f;
 610     pa_assert(c);
 611
 612     if (!c->default_script_file) {
 613         if (c->system_instance)
 614             f = pa_open_config_file(DEFAULT_SYSTEM_SCRIPT_FILE, NULL, ENV_SCRIPT_FILE, &c->default_script_file);
 615         else
 616             f = pa_open_config_file(DEFAULT_SCRIPT_FILE, DEFAULT_SCRIPT_FILE_USER, ENV_SCRIPT_FILE, &c->default_script_file);
 617     } else
 618         f = fopen(c->default_script_file, "r");
 619
 620     return f;
 621 }
 622
 623
 624 static const char* const log_level_to_string[] = {
 625     [PA_LOG_DEBUG] = "debug",
 626     [PA_LOG_INFO] = "info",
 627     [PA_LOG_NOTICE] = "notice",
 628     [PA_LOG_WARN] = "warning",
 629     [PA_LOG_ERROR] = "error"
 630 };
 631
 632 char *pa_daemon_conf_dump(pa_daemon_conf *c) {
 633     pa_strbuf *s;
 634
 635     pa_assert(c);
 636
 637     s = pa_strbuf_new();
 638
 639     if (c->config_file)
 640         pa_strbuf_printf(s, _("### Read from configuration file: %s ###\n"), c->config_file);
 641
 642     pa_assert(c->log_level < PA_LOG_LEVEL_MAX);
 643
 644     pa_strbuf_printf(s, "daemonize = %s\n", pa_yes_no(c->daemonize));
 645     pa_strbuf_printf(s, "fail = %s\n", pa_yes_no(c->fail));
 646     pa_strbuf_printf(s, "high-priority = %s\n", pa_yes_no(c->high_priority));
 647     pa_strbuf_printf(s, "nice-level = %i\n", c->nice_level);
 648     pa_strbuf_printf(s, "realtime-scheduling = %s\n", pa_yes_no(c->realtime_scheduling));
 649     pa_strbuf_printf(s, "realtime-priority = %i\n", c->realtime_priority);
 650     pa_strbuf_printf(s, "disallow-module-loading = %s\n", pa_yes_no(c->disallow_module_loading));
 651     pa_strbuf_printf(s, "disallow-exit = %s\n", pa_yes_no(c->disallow_exit));
 652     pa_strbuf_printf(s, "use-pid-file = %s\n", pa_yes_no(c->use_pid_file));
 653     pa_strbuf_printf(s, "system-instance = %s\n", pa_yes_no(c->system_instance));
 654     pa_strbuf_printf(s, "no-cpu-limit = %s\n", pa_yes_no(c->no_cpu_limit));
 655     pa_strbuf_printf(s, "disable-shm = %s\n", pa_yes_no(c->disable_shm));
 656     pa_strbuf_printf(s, "flat-volumes = %s\n", pa_yes_no(c->flat_volumes));
 657     pa_strbuf_printf(s, "exit-idle-time = %i\n", c->exit_idle_time);
 658     pa_strbuf_printf(s, "scache-idle-time = %i\n", c->scache_idle_time);
 659     pa_strbuf_printf(s, "dl-search-path = %s\n", pa_strempty(c->dl_search_path));
 660     pa_strbuf_printf(s, "default-script-file = %s\n", pa_strempty(pa_daemon_conf_get_default_script_file(c)));
 661     pa_strbuf_printf(s, "load-default-script-file = %s\n", pa_yes_no(c->load_default_script_file));
 662     pa_strbuf_printf(s, "log-target = %s\n", c->auto_log_target ? "auto" : (c->log_target == PA_LOG_SYSLOG ? "syslog" : "stderr"));
 663     pa_strbuf_printf(s, "log-level = %s\n", log_level_to_string[c->log_level]);
 664     pa_strbuf_printf(s, "resample-method = %s\n", pa_resample_method_to_string(c->resample_method));
 665     pa_strbuf_printf(s, "disable-remixing = %s\n", pa_yes_no(c->disable_remixing));
 666     pa_strbuf_printf(s, "disable-lfe-remixing = %s\n", pa_yes_no(c->disable_lfe_remixing));
 667     pa_strbuf_printf(s, "default-sample-format = %s\n", pa_sample_format_to_string(c->default_sample_spec.format));
 668     pa_strbuf_printf(s, "default-sample-rate = %u\n", c->default_sample_spec.rate);
 669     pa_strbuf_printf(s, "default-sample-channels = %u\n", c->default_sample_spec.channels);
 670     pa_strbuf_printf(s, "default-fragments = %u\n", c->default_n_fragments);
 671     pa_strbuf_printf(s, "default-fragment-size-msec = %u\n", c->default_fragment_size_msec);
 672     pa_strbuf_printf(s, "shm-size-bytes = %lu\n", (unsigned long) c->shm_size);
 673     pa_strbuf_printf(s, "log-meta = %s\n", pa_yes_no(c->log_meta));
 674     pa_strbuf_printf(s, "log-time = %s\n", pa_yes_no(c->log_time));
 675     pa_strbuf_printf(s, "log-backtrace = %u\n", c->log_backtrace);
 676 #ifdef HAVE_SYS_RESOURCE_H
 677     pa_strbuf_printf(s, "rlimit-fsize = %li\n", c->rlimit_fsize.is_set ? (long int) c->rlimit_fsize.value : -1);
 678     pa_strbuf_printf(s, "rlimit-data = %li\n", c->rlimit_data.is_set ? (long int) c->rlimit_data.value : -1);
 679     pa_strbuf_printf(s, "rlimit-stack = %li\n", c->rlimit_stack.is_set ? (long int) c->rlimit_stack.value : -1);
 680     pa_strbuf_printf(s, "rlimit-core = %li\n", c->rlimit_core.is_set ? (long int) c->rlimit_core.value : -1);
 681     pa_strbuf_printf(s, "rlimit-rss = %li\n", c->rlimit_rss.is_set ? (long int) c->rlimit_rss.value : -1);
 682 #ifdef RLIMIT_AS
 683     pa_strbuf_printf(s, "rlimit-as = %li\n", c->rlimit_as.is_set ? (long int) c->rlimit_as.value : -1);
 684 #endif
 685 #ifdef RLIMIT_NPROC
 686     pa_strbuf_printf(s, "rlimit-nproc = %li\n", c->rlimit_nproc.is_set ? (long int) c->rlimit_nproc.value : -1);
 687 #endif
 688 #ifdef RLIMIT_NOFILE
 689     pa_strbuf_printf(s, "rlimit-nofile = %li\n", c->rlimit_nofile.is_set ? (long int) c->rlimit_nofile.value : -1);
 690 #endif
 691 #ifdef RLIMIT_MEMLOCK
 692     pa_strbuf_printf(s, "rlimit-memlock = %li\n", c->rlimit_memlock.is_set ? (long int) c->rlimit_memlock.value : -1);
 693 #endif
 694 #ifdef RLIMIT_LOCKS
 695     pa_strbuf_printf(s, "rlimit-locks = %li\n", c->rlimit_locks.is_set ? (long int) c->rlimit_locks.value : -1);
 696 #endif
 697 #ifdef RLIMIT_SIGPENDING
 698     pa_strbuf_printf(s, "rlimit-sigpending = %li\n", c->rlimit_sigpending.is_set ? (long int) c->rlimit_sigpending.value : -1);
 699 #endif
 700 #ifdef RLIMIT_MSGQUEUE
 701     pa_strbuf_printf(s, "rlimit-msgqueue = %li\n", c->rlimit_msgqueue.is_set ? (long int) c->rlimit_msgqueue.value : -1);
 702 #endif
 703 #ifdef RLIMIT_NICE
 704     pa_strbuf_printf(s, "rlimit-nice = %li\n", c->rlimit_nice.is_set ? (long int) c->rlimit_nice.value : -1);
 705 #endif
 706 #ifdef RLIMIT_RTPRIO
 707     pa_strbuf_printf(s, "rlimit-rtprio = %li\n", c->rlimit_rtprio.is_set ? (long int) c->rlimit_rtprio.value : -1);
 708 #endif
 709 #ifdef RLIMIT_RTTIME
 710     pa_strbuf_printf(s, "rlimit-rttime = %li\n", c->rlimit_rttime.is_set ? (long int) c->rlimit_rttime.value : -1);
 711 #endif
 712 #endif
 713
 714     return pa_strbuf_tostring_free(s);
 715 }