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     .exit_idle_time = 20,
  68     .module_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    ,.rlimit_nofile = { .value = 256, .is_set = TRUE }
 102 #ifdef RLIMIT_MEMLOCK
 103    ,.rlimit_memlock = { .value = 0, .is_set = FALSE }
 104 #endif
 105    ,.rlimit_as = { .value = 0, .is_set = FALSE }
 106 #ifdef RLIMIT_LOCKS
 107    ,.rlimit_locks = { .value = 0, .is_set = FALSE }
 108 #endif
 109 #ifdef RLIMIT_SIGPENDING
 110    ,.rlimit_sigpending = { .value = 0, .is_set = FALSE }
 111 #endif
 112 #ifdef RLIMIT_MSGQUEUE
 113    ,.rlimit_msgqueue = { .value = 0, .is_set = FALSE }
 114 #endif
 115 #ifdef RLIMIT_NICE
 116    ,.rlimit_nice = { .value = 31, .is_set = TRUE }     /* nice level of -11 */
 117 #endif
 118 #ifdef RLIMIT_RTPRIO
 119    ,.rlimit_rtprio = { .value = 9, .is_set = TRUE }    /* One below JACK's default for the server */
 120 #endif
 121 #ifdef RLIMIT_RTTIME
 122    ,.rlimit_rttime = { .value = PA_USEC_PER_SEC, .is_set = TRUE }
 123 #endif
 124 #endif
 125 };
 126
 127 pa_daemon_conf* pa_daemon_conf_new(void) {
 128     pa_daemon_conf *c = pa_xnewdup(pa_daemon_conf, &default_conf, 1);
 129
 130     c->dl_search_path = pa_xstrdup(PA_DLSEARCHPATH);
 131     return c;
 132 }
 133
 134 void pa_daemon_conf_free(pa_daemon_conf *c) {
 135     pa_assert(c);
 136     pa_xfree(c->script_commands);
 137     pa_xfree(c->dl_search_path);
 138     pa_xfree(c->default_script_file);
 139     pa_xfree(c->config_file);
 140     pa_xfree(c);
 141 }
 142
 143 int pa_daemon_conf_set_log_target(pa_daemon_conf *c, const char *string) {
 144     pa_assert(c);
 145     pa_assert(string);
 146
 147     if (!strcmp(string, "auto"))
 148         c->auto_log_target = 1;
 149     else if (!strcmp(string, "syslog")) {
 150         c->auto_log_target = 0;
 151         c->log_target = PA_LOG_SYSLOG;
 152     } else if (!strcmp(string, "stderr")) {
 153         c->auto_log_target = 0;
 154         c->log_target = PA_LOG_STDERR;
 155     } else
 156         return -1;
 157
 158     return 0;
 159 }
 160
 161 int pa_daemon_conf_set_log_level(pa_daemon_conf *c, const char *string) {
 162     uint32_t u;
 163     pa_assert(c);
 164     pa_assert(string);
 165
 166     if (pa_atou(string, &u) >= 0) {
 167         if (u >= PA_LOG_LEVEL_MAX)
 168             return -1;
 169
 170         c->log_level = (pa_log_level_t) u;
 171     } else if (pa_startswith(string, "debug"))
 172         c->log_level = PA_LOG_DEBUG;
 173     else if (pa_startswith(string, "info"))
 174         c->log_level = PA_LOG_INFO;
 175     else if (pa_startswith(string, "notice"))
 176         c->log_level = PA_LOG_NOTICE;
 177     else if (pa_startswith(string, "warn"))
 178         c->log_level = PA_LOG_WARN;
 179     else if (pa_startswith(string, "err"))
 180         c->log_level = PA_LOG_ERROR;
 181     else
 182         return -1;
 183
 184     return 0;
 185 }
 186
 187 int pa_daemon_conf_set_resample_method(pa_daemon_conf *c, const char *string) {
 188     int m;
 189     pa_assert(c);
 190     pa_assert(string);
 191
 192     if ((m = pa_parse_resample_method(string)) < 0)
 193         return -1;
 194
 195     c->resample_method = m;
 196     return 0;
 197 }
 198
 199 static int parse_log_target(const char *filename, unsigned line, const char *lvalue, const char *rvalue, void *data, void *userdata) {
 200     pa_daemon_conf *c = data;
 201
 202     pa_assert(filename);
 203     pa_assert(lvalue);
 204     pa_assert(rvalue);
 205     pa_assert(data);
 206
 207     if (pa_daemon_conf_set_log_target(c, rvalue) < 0) {
 208         pa_log(_("[%s:%u] Invalid log target '%s'."), filename, line, rvalue);
 209         return -1;
 210     }
 211
 212     return 0;
 213 }
 214
 215 static int parse_log_level(const char *filename, unsigned line, const char *lvalue, const char *rvalue, void *data, void *userdata) {
 216     pa_daemon_conf *c = data;
 217
 218     pa_assert(filename);
 219     pa_assert(lvalue);
 220     pa_assert(rvalue);
 221     pa_assert(data);
 222
 223     if (pa_daemon_conf_set_log_level(c, rvalue) < 0) {
 224         pa_log(_("[%s:%u] Invalid log level '%s'."), filename, line, rvalue);
 225         return -1;
 226     }
 227
 228     return 0;
 229 }
 230
 231 static int parse_resample_method(const char *filename, unsigned line, const char *lvalue, const char *rvalue, void *data, void *userdata) {
 232     pa_daemon_conf *c = data;
 233
 234     pa_assert(filename);
 235     pa_assert(lvalue);
 236     pa_assert(rvalue);
 237     pa_assert(data);
 238
 239     if (pa_daemon_conf_set_resample_method(c, rvalue) < 0) {
 240         pa_log(_("[%s:%u] Invalid resample method '%s'."), filename, line, rvalue);
 241         return -1;
 242     }
 243
 244     return 0;
 245 }
 246
 247 static int parse_rlimit(const char *filename, unsigned line, const char *lvalue, const char *rvalue, void *data, void *userdata) {
 248 #ifdef HAVE_SYS_RESOURCE_H
 249     struct pa_rlimit *r = data;
 250
 251     pa_assert(filename);
 252     pa_assert(lvalue);
 253     pa_assert(rvalue);
 254     pa_assert(r);
 255
 256     if (rvalue[strspn(rvalue, "\t ")] == 0) {
 257         /* Empty string */
 258         r->is_set = 0;
 259         r->value = 0;
 260     } else {
 261         int32_t k;
 262         if (pa_atoi(rvalue, &k) < 0) {
 263             pa_log(_("[%s:%u] Invalid rlimit '%s'."), filename, line, rvalue);
 264             return -1;
 265         }
 266         r->is_set = k >= 0;
 267         r->value = k >= 0 ? (rlim_t) k : 0;
 268     }
 269 #else
 270     pa_log_warn(_("[%s:%u] rlimit not supported on this platform."), filename, line);
 271 #endif
 272
 273     return 0;
 274 }
 275
 276 static int parse_sample_format(const char *filename, unsigned line, const char *lvalue, const char *rvalue, void *data, void *userdata) {
 277     pa_daemon_conf *c = data;
 278     pa_sample_format_t f;
 279
 280     pa_assert(filename);
 281     pa_assert(lvalue);
 282     pa_assert(rvalue);
 283     pa_assert(data);
 284
 285     if ((f = pa_parse_sample_format(rvalue)) < 0) {
 286         pa_log(_("[%s:%u] Invalid sample format '%s'."), filename, line, rvalue);
 287         return -1;
 288     }
 289
 290     c->default_sample_spec.format = f;
 291     return 0;
 292 }
 293
 294 static int parse_sample_rate(const char *filename, unsigned line, const char *lvalue, const char *rvalue, void *data, void *userdata) {
 295     pa_daemon_conf *c = data;
 296     uint32_t r;
 297
 298     pa_assert(filename);
 299     pa_assert(lvalue);
 300     pa_assert(rvalue);
 301     pa_assert(data);
 302
 303     if (pa_atou(rvalue, &r) < 0 || r > (uint32_t) PA_RATE_MAX || r <= 0) {
 304         pa_log(_("[%s:%u] Invalid sample rate '%s'."), filename, line, rvalue);
 305         return -1;
 306     }
 307
 308     c->default_sample_spec.rate = r;
 309     return 0;
 310 }
 311
 312 static int parse_sample_channels(const char *filename, unsigned line, const char *lvalue, const char *rvalue, void *data, void *userdata) {
 313     pa_daemon_conf *c = data;
 314     int32_t n;
 315
 316     pa_assert(filename);
 317     pa_assert(lvalue);
 318     pa_assert(rvalue);
 319     pa_assert(data);
 320
 321     if (pa_atoi(rvalue, &n) < 0 || n > (int32_t) PA_CHANNELS_MAX || n <= 0) {
 322         pa_log(_("[%s:%u] Invalid sample channels '%s'."), filename, line, rvalue);
 323         return -1;
 324     }
 325
 326     c->default_sample_spec.channels = (uint8_t) n;
 327     return 0;
 328 }
 329
 330 static int parse_fragments(const char *filename, unsigned line, const char *lvalue, const char *rvalue, void *data, void *userdata) {
 331     pa_daemon_conf *c = data;
 332     int32_t n;
 333
 334     pa_assert(filename);
 335     pa_assert(lvalue);
 336     pa_assert(rvalue);
 337     pa_assert(data);
 338
 339     if (pa_atoi(rvalue, &n) < 0 || n < 2) {
 340         pa_log(_("[%s:%u] Invalid number of fragments '%s'."), filename, line, rvalue);
 341         return -1;
 342     }
 343
 344     c->default_n_fragments = (unsigned) n;
 345     return 0;
 346 }
 347
 348 static int parse_fragment_size_msec(const char *filename, unsigned line, const char *lvalue, const char *rvalue, void *data, void *userdata) {
 349     pa_daemon_conf *c = data;
 350     int32_t n;
 351
 352     pa_assert(filename);
 353     pa_assert(lvalue);
 354     pa_assert(rvalue);
 355     pa_assert(data);
 356
 357     if (pa_atoi(rvalue, &n) < 0 || n < 1) {
 358         pa_log(_("[%s:%u] Invalid fragment size '%s'."), filename, line, rvalue);
 359         return -1;
 360     }
 361
 362     c->default_fragment_size_msec = (unsigned) n;
 363     return 0;
 364 }
 365
 366 static int parse_nice_level(const char *filename, unsigned line, const char *lvalue, const char *rvalue, void *data, void *userdata) {
 367     pa_daemon_conf *c = data;
 368     int32_t level;
 369
 370     pa_assert(filename);
 371     pa_assert(lvalue);
 372     pa_assert(rvalue);
 373     pa_assert(data);
 374
 375     if (pa_atoi(rvalue, &level) < 0 || level < -20 || level > 19) {
 376         pa_log(_("[%s:%u] Invalid nice level '%s'."), filename, line, rvalue);
 377         return -1;
 378     }
 379
 380     c->nice_level = (int) level;
 381     return 0;
 382 }
 383
 384 static int parse_rtprio(const char *filename, unsigned line, const char *lvalue, const char *rvalue, void *data, void *userdata) {
 385     pa_daemon_conf *c = data;
 386     int32_t rtprio;
 387
 388     pa_assert(filename);
 389     pa_assert(lvalue);
 390     pa_assert(rvalue);
 391     pa_assert(data);
 392
 393     if (pa_atoi(rvalue, &rtprio) < 0 || rtprio < sched_get_priority_min(SCHED_FIFO) || rtprio > sched_get_priority_max(SCHED_FIFO)) {
 394         pa_log("[%s:%u] Invalid realtime priority '%s'.", filename, line, rvalue);
 395         return -1;
 396     }
 397
 398     c->realtime_priority = (int) rtprio;
 399     return 0;
 400 }
 401
 402 int pa_daemon_conf_load(pa_daemon_conf *c, const char *filename) {
 403     int r = -1;
 404     FILE *f = NULL;
 405     unsigned i = 0;
 406
 407     pa_config_item table[] = {
 408         { "daemonize",                  pa_config_parse_bool,     NULL },
 409         { "fail",                       pa_config_parse_bool,     NULL },
 410         { "high-priority",              pa_config_parse_bool,     NULL },
 411         { "realtime-scheduling",        pa_config_parse_bool,     NULL },
 412         { "disallow-module-loading",    pa_config_parse_bool,     NULL },
 413         { "disallow-exit",              pa_config_parse_bool,     NULL },
 414         { "use-pid-file",               pa_config_parse_bool,     NULL },
 415         { "system-instance",            pa_config_parse_bool,     NULL },
 416         { "no-cpu-limit",               pa_config_parse_bool,     NULL },
 417         { "disable-shm",                pa_config_parse_bool,     NULL },
 418         { "exit-idle-time",             pa_config_parse_int,      NULL },
 419         { "module-idle-time",           pa_config_parse_int,      NULL },
 420         { "scache-idle-time",           pa_config_parse_int,      NULL },
 421         { "realtime-priority",          parse_rtprio,             NULL },
 422         { "dl-search-path",             pa_config_parse_string,   NULL },
 423         { "default-script-file",        pa_config_parse_string,   NULL },
 424         { "log-target",                 parse_log_target,         NULL },
 425         { "log-level",                  parse_log_level,          NULL },
 426         { "verbose",                    parse_log_level,          NULL },
 427         { "resample-method",            parse_resample_method,    NULL },
 428         { "default-sample-format",      parse_sample_format,      NULL },
 429         { "default-sample-rate",        parse_sample_rate,        NULL },
 430         { "default-sample-channels",    parse_sample_channels,    NULL },
 431         { "default-fragments",          parse_fragments,          NULL },
 432         { "default-fragment-size-msec", parse_fragment_size_msec, NULL },
 433         { "nice-level",                 parse_nice_level,         NULL },
 434         { "disable-remixing",           pa_config_parse_bool,     NULL },
 435         { "disable-lfe-remixing",       pa_config_parse_bool,     NULL },
 436         { "load-default-script-file",   pa_config_parse_bool,     NULL },
 437         { "shm-size-bytes",             pa_config_parse_size,     NULL },
 438         { "log-meta",                   pa_config_parse_bool,     NULL },
 439         { "log-time",                   pa_config_parse_bool,     NULL },
 440         { "log-backtrace",              pa_config_parse_unsigned, NULL },
 441 #ifdef HAVE_SYS_RESOURCE_H
 442         { "rlimit-fsize",               parse_rlimit,             NULL },
 443         { "rlimit-data",                parse_rlimit,             NULL },
 444         { "rlimit-stack",               parse_rlimit,             NULL },
 445         { "rlimit-core",                parse_rlimit,             NULL },
 446         { "rlimit-rss",                 parse_rlimit,             NULL },
 447         { "rlimit-nofile",              parse_rlimit,             NULL },
 448         { "rlimit-as",                  parse_rlimit,             NULL },
 449 #ifdef RLIMIT_NPROC
 450         { "rlimit-nproc",               parse_rlimit,             NULL },
 451 #endif
 452 #ifdef RLIMIT_MEMLOCK
 453         { "rlimit-memlock",             parse_rlimit,             NULL },
 454 #endif
 455 #ifdef RLIMIT_LOCKS
 456         { "rlimit-locks",               parse_rlimit,             NULL },
 457 #endif
 458 #ifdef RLIMIT_SIGPENDING
 459         { "rlimit-sigpending",          parse_rlimit,             NULL },
 460 #endif
 461 #ifdef RLIMIT_MSGQUEUE
 462         { "rlimit-msgqueue",            parse_rlimit,             NULL },
 463 #endif
 464 #ifdef RLIMIT_NICE
 465         { "rlimit-nice",                parse_rlimit,             NULL },
 466 #endif
 467 #ifdef RLIMIT_RTPRIO
 468         { "rlimit-rtprio",              parse_rlimit,             NULL },
 469 #endif
 470 #ifdef RLIMIT_RTTIME
 471         { "rlimit-rttime",              parse_rlimit,             NULL },
 472 #endif
 473 #endif
 474         { NULL,                         NULL,                     NULL },
 475     };
 476
 477     table[i++].data = &c->daemonize;
 478     table[i++].data = &c->fail;
 479     table[i++].data = &c->high_priority;
 480     table[i++].data = &c->realtime_scheduling;
 481     table[i++].data = &c->disallow_module_loading;
 482     table[i++].data = &c->disallow_exit;
 483     table[i++].data = &c->use_pid_file;
 484     table[i++].data = &c->system_instance;
 485     table[i++].data = &c->no_cpu_limit;
 486     table[i++].data = &c->disable_shm;
 487     table[i++].data = &c->exit_idle_time;
 488     table[i++].data = &c->module_idle_time;
 489     table[i++].data = &c->scache_idle_time;
 490     table[i++].data = c;
 491     table[i++].data = &c->dl_search_path;
 492     table[i++].data = &c->default_script_file;
 493     table[i++].data = c;
 494     table[i++].data = c;
 495     table[i++].data = c;
 496     table[i++].data = c;
 497     table[i++].data = c;
 498     table[i++].data = c;
 499     table[i++].data = c;
 500     table[i++].data = c;
 501     table[i++].data = c;
 502     table[i++].data = c;
 503     table[i++].data = &c->disable_remixing;
 504     table[i++].data = &c->disable_lfe_remixing;
 505     table[i++].data = &c->load_default_script_file;
 506     table[i++].data = &c->shm_size;
 507     table[i++].data = &c->log_meta;
 508     table[i++].data = &c->log_time;
 509     table[i++].data = &c->log_backtrace;
 510 #ifdef HAVE_SYS_RESOURCE_H
 511     table[i++].data = &c->rlimit_fsize;
 512     table[i++].data = &c->rlimit_data;
 513     table[i++].data = &c->rlimit_stack;
 514     table[i++].data = &c->rlimit_as;
 515     table[i++].data = &c->rlimit_core;
 516     table[i++].data = &c->rlimit_nofile;
 517     table[i++].data = &c->rlimit_as;
 518 #ifdef RLIMIT_NPROC
 519     table[i++].data = &c->rlimit_nproc;
 520 #endif
 521 #ifdef RLIMIT_MEMLOCK
 522     table[i++].data = &c->rlimit_memlock;
 523 #endif
 524 #ifdef RLIMIT_LOCKS
 525     table[i++].data = &c->rlimit_locks;
 526 #endif
 527 #ifdef RLIMIT_SIGPENDING
 528     table[i++].data = &c->rlimit_sigpending;
 529 #endif
 530 #ifdef RLIMIT_MSGQUEUE
 531     table[i++].data = &c->rlimit_msgqueue;
 532 #endif
 533 #ifdef RLIMIT_NICE
 534     table[i++].data = &c->rlimit_nice;
 535 #endif
 536 #ifdef RLIMIT_RTPRIO
 537     table[i++].data = &c->rlimit_rtprio;
 538 #endif
 539 #ifdef RLIMIT_RTTIME
 540     table[i++].data = &c->rlimit_rttime;
 541 #endif
 542 #endif
 543
 544     pa_assert(i == PA_ELEMENTSOF(table)-1);
 545
 546     pa_xfree(c->config_file);
 547     c->config_file = NULL;
 548
 549     f = filename ?
 550         fopen(c->config_file = pa_xstrdup(filename), "r") :
 551         pa_open_config_file(DEFAULT_CONFIG_FILE, DEFAULT_CONFIG_FILE_USER, ENV_CONFIG_FILE, &c->config_file);
 552
 553     if (!f && errno != ENOENT) {
 554         pa_log_warn(_("Failed to open configuration file: %s"), pa_cstrerror(errno));
 555         goto finish;
 556     }
 557
 558     r = f ? pa_config_parse(c->config_file, f, table, NULL) : 0;
 559
 560 finish:
 561     if (f)
 562         fclose(f);
 563
 564     return r;
 565 }
 566
 567 int pa_daemon_conf_env(pa_daemon_conf *c) {
 568     char *e;
 569     pa_assert(c);
 570
 571     if ((e = getenv(ENV_DL_SEARCH_PATH))) {
 572         pa_xfree(c->dl_search_path);
 573         c->dl_search_path = pa_xstrdup(e);
 574     }
 575     if ((e = getenv(ENV_SCRIPT_FILE))) {
 576         pa_xfree(c->default_script_file);
 577         c->default_script_file = pa_xstrdup(e);
 578     }
 579
 580     return 0;
 581 }
 582
 583 const char *pa_daemon_conf_get_default_script_file(pa_daemon_conf *c) {
 584     pa_assert(c);
 585
 586     if (!c->default_script_file) {
 587         if (c->system_instance)
 588             c->default_script_file = pa_find_config_file(DEFAULT_SYSTEM_SCRIPT_FILE, NULL, ENV_SCRIPT_FILE);
 589         else
 590             c->default_script_file = pa_find_config_file(DEFAULT_SCRIPT_FILE, DEFAULT_SCRIPT_FILE_USER, ENV_SCRIPT_FILE);
 591     }
 592
 593     return c->default_script_file;
 594 }
 595
 596 FILE *pa_daemon_conf_open_default_script_file(pa_daemon_conf *c) {
 597     FILE *f;
 598     pa_assert(c);
 599
 600     if (!c->default_script_file) {
 601         if (c->system_instance)
 602             f = pa_open_config_file(DEFAULT_SYSTEM_SCRIPT_FILE, NULL, ENV_SCRIPT_FILE, &c->default_script_file);
 603         else
 604             f = pa_open_config_file(DEFAULT_SCRIPT_FILE, DEFAULT_SCRIPT_FILE_USER, ENV_SCRIPT_FILE, &c->default_script_file);
 605     } else
 606         f = fopen(c->default_script_file, "r");
 607
 608     return f;
 609 }
 610
 611
 612 static const char* const log_level_to_string[] = {
 613     [PA_LOG_DEBUG] = "debug",
 614     [PA_LOG_INFO] = "info",
 615     [PA_LOG_NOTICE] = "notice",
 616     [PA_LOG_WARN] = "warning",
 617     [PA_LOG_ERROR] = "error"
 618 };
 619
 620 char *pa_daemon_conf_dump(pa_daemon_conf *c) {
 621     pa_strbuf *s;
 622
 623     pa_assert(c);
 624
 625     s = pa_strbuf_new();
 626
 627     if (c->config_file)
 628         pa_strbuf_printf(s, _("### Read from configuration file: %s ###\n"), c->config_file);
 629
 630     pa_assert(c->log_level <= PA_LOG_LEVEL_MAX);
 631
 632     pa_strbuf_printf(s, "daemonize = %s\n", pa_yes_no(c->daemonize));
 633     pa_strbuf_printf(s, "fail = %s\n", pa_yes_no(c->fail));
 634     pa_strbuf_printf(s, "high-priority = %s\n", pa_yes_no(c->high_priority));
 635     pa_strbuf_printf(s, "nice-level = %i\n", c->nice_level);
 636     pa_strbuf_printf(s, "realtime-scheduling = %s\n", pa_yes_no(c->realtime_scheduling));
 637     pa_strbuf_printf(s, "realtime-priority = %i\n", c->realtime_priority);
 638     pa_strbuf_printf(s, "disallow-module-loading = %s\n", pa_yes_no(c->disallow_module_loading));
 639     pa_strbuf_printf(s, "disallow-exit = %s\n", pa_yes_no(c->disallow_exit));
 640     pa_strbuf_printf(s, "use-pid-file = %s\n", pa_yes_no(c->use_pid_file));
 641     pa_strbuf_printf(s, "system-instance = %s\n", pa_yes_no(c->system_instance));
 642     pa_strbuf_printf(s, "no-cpu-limit = %s\n", pa_yes_no(c->no_cpu_limit));
 643     pa_strbuf_printf(s, "disable-shm = %s\n", pa_yes_no(c->disable_shm));
 644     pa_strbuf_printf(s, "exit-idle-time = %i\n", c->exit_idle_time);
 645     pa_strbuf_printf(s, "module-idle-time = %i\n", c->module_idle_time);
 646     pa_strbuf_printf(s, "scache-idle-time = %i\n", c->scache_idle_time);
 647     pa_strbuf_printf(s, "dl-search-path = %s\n", pa_strempty(c->dl_search_path));
 648     pa_strbuf_printf(s, "default-script-file = %s\n", pa_strempty(pa_daemon_conf_get_default_script_file(c)));
 649     pa_strbuf_printf(s, "load-default-script-file = %s\n", pa_yes_no(c->load_default_script_file));
 650     pa_strbuf_printf(s, "log-target = %s\n", c->auto_log_target ? "auto" : (c->log_target == PA_LOG_SYSLOG ? "syslog" : "stderr"));
 651     pa_strbuf_printf(s, "log-level = %s\n", log_level_to_string[c->log_level]);
 652     pa_strbuf_printf(s, "resample-method = %s\n", pa_resample_method_to_string(c->resample_method));
 653     pa_strbuf_printf(s, "disable-remixing = %s\n", pa_yes_no(c->disable_remixing));
 654     pa_strbuf_printf(s, "disable-lfe-remixing = %s\n", pa_yes_no(c->disable_lfe_remixing));
 655     pa_strbuf_printf(s, "default-sample-format = %s\n", pa_sample_format_to_string(c->default_sample_spec.format));
 656     pa_strbuf_printf(s, "default-sample-rate = %u\n", c->default_sample_spec.rate);
 657     pa_strbuf_printf(s, "default-sample-channels = %u\n", c->default_sample_spec.channels);
 658     pa_strbuf_printf(s, "default-fragments = %u\n", c->default_n_fragments);
 659     pa_strbuf_printf(s, "default-fragment-size-msec = %u\n", c->default_fragment_size_msec);
 660     pa_strbuf_printf(s, "shm-size-bytes = %lu\n", (unsigned long) c->shm_size);
 661     pa_strbuf_printf(s, "log-meta = %s\n", pa_yes_no(c->log_meta));
 662     pa_strbuf_printf(s, "log-time = %s\n", pa_yes_no(c->log_time));
 663     pa_strbuf_printf(s, "log-backtrace = %u\n", c->log_backtrace);
 664 #ifdef HAVE_SYS_RESOURCE_H
 665     pa_strbuf_printf(s, "rlimit-fsize = %li\n", c->rlimit_fsize.is_set ? (long int) c->rlimit_fsize.value : -1);
 666     pa_strbuf_printf(s, "rlimit-data = %li\n", c->rlimit_data.is_set ? (long int) c->rlimit_data.value : -1);
 667     pa_strbuf_printf(s, "rlimit-stack = %li\n", c->rlimit_stack.is_set ? (long int) c->rlimit_stack.value : -1);
 668     pa_strbuf_printf(s, "rlimit-core = %li\n", c->rlimit_core.is_set ? (long int) c->rlimit_core.value : -1);
 669     pa_strbuf_printf(s, "rlimit-as = %li\n", c->rlimit_as.is_set ? (long int) c->rlimit_as.value : -1);
 670     pa_strbuf_printf(s, "rlimit-rss = %li\n", c->rlimit_rss.is_set ? (long int) c->rlimit_rss.value : -1);
 671 #ifdef RLIMIT_NPROC
 672     pa_strbuf_printf(s, "rlimit-nproc = %li\n", c->rlimit_nproc.is_set ? (long int) c->rlimit_nproc.value : -1);
 673 #endif
 674     pa_strbuf_printf(s, "rlimit-nofile = %li\n", c->rlimit_nofile.is_set ? (long int) c->rlimit_nofile.value : -1);
 675 #ifdef RLIMIT_MEMLOCK
 676     pa_strbuf_printf(s, "rlimit-memlock = %li\n", c->rlimit_memlock.is_set ? (long int) c->rlimit_memlock.value : -1);
 677 #endif
 678 #ifdef RLIMIT_LOCKS
 679     pa_strbuf_printf(s, "rlimit-locks = %li\n", c->rlimit_locks.is_set ? (long int) c->rlimit_locks.value : -1);
 680 #endif
 681 #ifdef RLIMIT_SIGPENDING
 682     pa_strbuf_printf(s, "rlimit-sigpending = %li\n", c->rlimit_sigpending.is_set ? (long int) c->rlimit_sigpending.value : -1);
 683 #endif
 684 #ifdef RLIMIT_MSGQUEUE
 685     pa_strbuf_printf(s, "rlimit-msgqueue = %li\n", c->rlimit_msgqueue.is_set ? (long int) c->rlimit_msgqueue.value : -1);
 686 #endif
 687 #ifdef RLIMIT_NICE
 688     pa_strbuf_printf(s, "rlimit-nice = %li\n", c->rlimit_nice.is_set ? (long int) c->rlimit_nice.value : -1);
 689 #endif
 690 #ifdef RLIMIT_RTPRIO
 691     pa_strbuf_printf(s, "rlimit-rtprio = %li\n", c->rlimit_rtprio.is_set ? (long int) c->rlimit_rtprio.value : -1);
 692 #endif
 693 #ifdef RLIMIT_RTTIME
 694     pa_strbuf_printf(s, "rlimit-rttime = %li\n", c->rlimit_rttime.is_set ? (long int) c->rlimit_rttime.value : -1);
 695 #endif
 696 #endif
 697
 698     return pa_strbuf_tostring_free(s);
 699 }