/* $Id$ */ /*** This file is part of polypaudio. polypaudio is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. polypaudio is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with polypaudio; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. ***/ #ifdef HAVE_CONFIG_H #include #endif #include #include #include #include #include #include "cli-command.h" #include "module.h" #include "sink.h" #include "source.h" #include "client.h" #include "sink-input.h" #include "source-output.h" #include "tokenizer.h" #include "strbuf.h" #include "namereg.h" #include "cli-text.h" #include "scache.h" #include "sample-util.h" #include "sound-file.h" #include "play-memchunk.h" #include "autoload.h" #include "xmalloc.h" #include "sound-file-stream.h" struct command { const char *name; int (*proc) (struct pa_core *c, struct pa_tokenizer*t, struct pa_strbuf *buf, int *fail, int *verbose); const char *help; unsigned args; }; static int pa_cli_command_exit(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_help(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_modules(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_clients(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_sinks(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_sources(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_sink_inputs(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_source_outputs(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_stat(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_info(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_load(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_unload(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_sink_volume(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_sink_input_volume(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_sink_default(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_source_default(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_kill_client(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_kill_sink_input(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_kill_source_output(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_scache_play(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_scache_remove(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_scache_list(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_scache_load(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_play_file(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_autoload_list(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_autoload_add(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_autoload_remove(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static int pa_cli_command_dump(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose); static const struct command commands[] = { { "exit", pa_cli_command_exit, "Terminate the daemon", 1 }, { "help", pa_cli_command_help, "Show this help", 1 }, { "list-modules", pa_cli_command_modules, "List loaded modules", 1 }, { "list-sinks", pa_cli_command_sinks, "List loaded sinks", 1 }, { "list-sources", pa_cli_command_sources, "List loaded sources", 1 }, { "list-clients", pa_cli_command_clients, "List loaded clients", 1 }, { "list-sink-inputs", pa_cli_command_sink_inputs, "List sink inputs", 1 }, { "list-source-outputs", pa_cli_command_source_outputs, "List source outputs", 1 }, { "stat", pa_cli_command_stat, "Show memory block statistics", 1 }, { "info", pa_cli_command_info, "Show comprehensive status", 1 }, { "ls", pa_cli_command_info, NULL, 1 }, { "list", pa_cli_command_info, NULL, 1 }, { "load-module", pa_cli_command_load, "Load a module (args: name, arguments)", 3}, { "unload-module", pa_cli_command_unload, "Unload a module (args: index)", 2}, { "set-sink-volume", pa_cli_command_sink_volume, "Set the volume of a sink (args: index|name, volume)", 3}, { "set-sink-input-volume", pa_cli_command_sink_input_volume, "Set the volume of a sink input (args: index|name, volume)", 3}, { "set-default-sink", pa_cli_command_sink_default, "Set the default sink (args: index|name)", 2}, { "set-default-source", pa_cli_command_source_default, "Set the default source (args: index|name)", 2}, { "kill-client", pa_cli_command_kill_client, "Kill a client (args: index)", 2}, { "kill-sink-input", pa_cli_command_kill_sink_input, "Kill a sink input (args: index)", 2}, { "kill-source-output", pa_cli_command_kill_source_output, "Kill a source output (args: index)", 2}, { "list-samples", pa_cli_command_scache_list, "List all entries in the sample cache", 1}, { "play-sample", pa_cli_command_scache_play, "Play a sample from the sample cache (args: name, sink|index)", 3}, { "remove-sample", pa_cli_command_scache_remove, "Remove a sample from the sample cache (args: name)", 2}, { "load-sample", pa_cli_command_scache_load, "Load a sound file into the sample cache (args: name, filename)", 3}, { "load-sample-lazy", pa_cli_command_scache_load, "Lazy load a sound file into the sample cache (args: name, filename)", 3}, { "play-file", pa_cli_command_play_file, "Play a sound file (args: filename, sink|index)", 3}, { "list-autoload", pa_cli_command_autoload_list, "List autoload entries", 1}, { "add-autoload-sink", pa_cli_command_autoload_add, "Add autoload entry for a sink (args: sink, module name, arguments)", 4}, { "add-autoload-source", pa_cli_command_autoload_add, "Add autoload entry for a source (args: source, module name, arguments)", 4}, { "remove-autoload-sink", pa_cli_command_autoload_remove, "Remove autoload entry for a sink (args: name)", 2}, { "remove-autoload-source", pa_cli_command_autoload_remove, "Remove autoload entry for a source (args: name)", 2}, { "dump", pa_cli_command_dump, "Dump daemon configuration", 1}, { NULL, NULL, NULL, 0 } }; static const char whitespace[] = " \t\n\r"; static const char linebreak[] = "\n\r"; static uint32_t parse_index(const char *n) { long index; char *x; index = strtol(n, &x, 0); if (!x || *x != 0 || index < 0) return (uint32_t) PA_IDXSET_INVALID; return (uint32_t) index; } static int pa_cli_command_exit(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { assert(c && c->mainloop && t); c->mainloop->quit(c->mainloop, 0); return 0; } static int pa_cli_command_help(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { const struct command*command; assert(c && t && buf); pa_strbuf_puts(buf, "Available commands:\n"); for (command = commands; command->name; command++) if (command->help) pa_strbuf_printf(buf, " %-25s %s\n", command->name, command->help); return 0; } static int pa_cli_command_modules(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { char *s; assert(c && t); s = pa_module_list_to_string(c); assert(s); pa_strbuf_puts(buf, s); pa_xfree(s); return 0; } static int pa_cli_command_clients(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { char *s; assert(c && t); s = pa_client_list_to_string(c); assert(s); pa_strbuf_puts(buf, s); pa_xfree(s); return 0; } static int pa_cli_command_sinks(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { char *s; assert(c && t); s = pa_sink_list_to_string(c); assert(s); pa_strbuf_puts(buf, s); pa_xfree(s); return 0; } static int pa_cli_command_sources(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { char *s; assert(c && t); s = pa_source_list_to_string(c); assert(s); pa_strbuf_puts(buf, s); pa_xfree(s); return 0; } static int pa_cli_command_sink_inputs(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { char *s; assert(c && t); s = pa_sink_input_list_to_string(c); assert(s); pa_strbuf_puts(buf, s); pa_xfree(s); return 0; } static int pa_cli_command_source_outputs(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { char *s; assert(c && t); s = pa_source_output_list_to_string(c); assert(s); pa_strbuf_puts(buf, s); pa_xfree(s); return 0; } static int pa_cli_command_stat(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { char s[256]; assert(c && t); pa_bytes_snprint(s, sizeof(s), c->memblock_stat->total_size); pa_strbuf_printf(buf, "Memory blocks currently allocated: %u, size: %s.\n", c->memblock_stat->total, s); pa_bytes_snprint(s, sizeof(s), c->memblock_stat->allocated_size); pa_strbuf_printf(buf, "Memory blocks allocated during the whole lifetime: %u, size: %s.\n", c->memblock_stat->allocated, s); pa_bytes_snprint(s, sizeof(s), pa_scache_total_size(c)); pa_strbuf_printf(buf, "Total sample cache size: %s.\n", s); pa_sample_spec_snprint(s, sizeof(s), &c->default_sample_spec); pa_strbuf_printf(buf, "Default sample spec: %s\n", s); pa_strbuf_printf(buf, "Default sink name: %s\n" "Default source name: %s\n", pa_namereg_get_default_sink_name(c), pa_namereg_get_default_source_name(c)); return 0; } static int pa_cli_command_info(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { assert(c && t); pa_cli_command_stat(c, t, buf, fail, verbose); pa_cli_command_modules(c, t, buf, fail, verbose); pa_cli_command_sinks(c, t, buf, fail, verbose); pa_cli_command_sources(c, t, buf, fail, verbose); pa_cli_command_clients(c, t, buf, fail, verbose); pa_cli_command_sink_inputs(c, t, buf, fail, verbose); pa_cli_command_source_outputs(c, t, buf, fail, verbose); pa_cli_command_scache_list(c, t, buf, fail, verbose); pa_cli_command_autoload_list(c, t, buf, fail, verbose); return 0; } static int pa_cli_command_load(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { struct pa_module *m; const char *name; char txt[256]; assert(c && t); if (!(name = pa_tokenizer_get(t, 1))) { pa_strbuf_puts(buf, "You need to specify the module name and optionally arguments.\n"); return -1; } if (!(m = pa_module_load(c, name, pa_tokenizer_get(t, 2)))) { pa_strbuf_puts(buf, "Module load failed.\n"); return -1; } if (*verbose) { snprintf(txt, sizeof(txt), "Module successfully loaded, index: %u.\n", m->index); pa_strbuf_puts(buf, txt); } return 0; } static int pa_cli_command_unload(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { struct pa_module *m; uint32_t index; const char *i; char *e; assert(c && t); if (!(i = pa_tokenizer_get(t, 1))) { pa_strbuf_puts(buf, "You need to specify the module index.\n"); return -1; } index = (uint32_t) strtoul(i, &e, 10); if (*e || !(m = pa_idxset_get_by_index(c->modules, index))) { pa_strbuf_puts(buf, "Invalid module index.\n"); return -1; } pa_module_unload_request(m); return 0; } static int pa_cli_command_sink_volume(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { const char *n, *v; char *x = NULL; struct pa_sink *sink; long volume; if (!(n = pa_tokenizer_get(t, 1))) { pa_strbuf_puts(buf, "You need to specify a sink either by its name or its index.\n"); return -1; } if (!(v = pa_tokenizer_get(t, 2))) { pa_strbuf_puts(buf, "You need to specify a volume >= 0. (0 is muted, 0x100 is normal volume)\n"); return -1; } volume = strtol(v, &x, 0); if (!x || *x != 0 || volume < 0) { pa_strbuf_puts(buf, "Failed to parse volume.\n"); return -1; } if (!(sink = pa_namereg_get(c, n, PA_NAMEREG_SINK, 1))) { pa_strbuf_puts(buf, "No sink found by this name or index.\n"); return -1; } pa_sink_set_volume(sink, (uint32_t) volume); return 0; } static int pa_cli_command_sink_input_volume(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { const char *n, *v; struct pa_sink_input *si; long volume; uint32_t index; char *x; if (!(n = pa_tokenizer_get(t, 1))) { pa_strbuf_puts(buf, "You need to specify a sink input by its index.\n"); return -1; } if ((index = parse_index(n)) == PA_IDXSET_INVALID) { pa_strbuf_puts(buf, "Failed to parse index.\n"); return -1; } if (!(v = pa_tokenizer_get(t, 2))) { pa_strbuf_puts(buf, "You need to specify a volume >= 0. (0 is muted, 0x100 is normal volume)\n"); return -1; } x = NULL; volume = strtol(v, &x, 0); if (!x || *x != 0 || volume < 0) { pa_strbuf_puts(buf, "Failed to parse volume.\n"); return -1; } if (!(si = pa_idxset_get_by_index(c->sink_inputs, (uint32_t) index))) { pa_strbuf_puts(buf, "No sink input found with this index.\n"); return -1; } pa_sink_input_set_volume(si, (uint32_t) volume); return 0; } static int pa_cli_command_sink_default(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { const char *n; assert(c && t); if (!(n = pa_tokenizer_get(t, 1))) { pa_strbuf_puts(buf, "You need to specify a sink either by its name or its index.\n"); return -1; } pa_namereg_set_default(c, n, PA_NAMEREG_SINK); return 0; } static int pa_cli_command_source_default(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { const char *n; assert(c && t); if (!(n = pa_tokenizer_get(t, 1))) { pa_strbuf_puts(buf, "You need to specify a source either by its name or its index.\n"); return -1; } pa_namereg_set_default(c, n, PA_NAMEREG_SOURCE); return 0; } static int pa_cli_command_kill_client(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { const char *n; struct pa_client *client; uint32_t index; assert(c && t); if (!(n = pa_tokenizer_get(t, 1))) { pa_strbuf_puts(buf, "You need to specify a client by its index.\n"); return -1; } if ((index = parse_index(n)) == PA_IDXSET_INVALID) { pa_strbuf_puts(buf, "Failed to parse index.\n"); return -1; } if (!(client = pa_idxset_get_by_index(c->clients, index))) { pa_strbuf_puts(buf, "No client found by this index.\n"); return -1; } pa_client_kill(client); return 0; } static int pa_cli_command_kill_sink_input(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { const char *n; struct pa_sink_input *sink_input; uint32_t index; assert(c && t); if (!(n = pa_tokenizer_get(t, 1))) { pa_strbuf_puts(buf, "You need to specify a sink input by its index.\n"); return -1; } if ((index = parse_index(n)) == PA_IDXSET_INVALID) { pa_strbuf_puts(buf, "Failed to parse index.\n"); return -1; } if (!(sink_input = pa_idxset_get_by_index(c->sink_inputs, index))) { pa_strbuf_puts(buf, "No sink input found by this index.\n"); return -1; } pa_sink_input_kill(sink_input); return 0; } static int pa_cli_command_kill_source_output(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { const char *n; struct pa_source_output *source_output; uint32_t index; assert(c && t); if (!(n = pa_tokenizer_get(t, 1))) { pa_strbuf_puts(buf, "You need to specify a source output by its index.\n"); return -1; } if ((index = parse_index(n)) == PA_IDXSET_INVALID) { pa_strbuf_puts(buf, "Failed to parse index.\n"); return -1; } if (!(source_output = pa_idxset_get_by_index(c->source_outputs, index))) { pa_strbuf_puts(buf, "No source output found by this index.\n"); return -1; } pa_source_output_kill(source_output); return 0; } static int pa_cli_command_scache_list(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { char *s; assert(c && t); s = pa_scache_list_to_string(c); assert(s); pa_strbuf_puts(buf, s); pa_xfree(s); return 0; } static int pa_cli_command_scache_play(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { const char *n, *sink_name; struct pa_sink *sink; assert(c && t && buf && fail && verbose); if (!(n = pa_tokenizer_get(t, 1)) || !(sink_name = pa_tokenizer_get(t, 2))) { pa_strbuf_puts(buf, "You need to specify a sample name and a sink name.\n"); return -1; } if (!(sink = pa_namereg_get(c, sink_name, PA_NAMEREG_SINK, 1))) { pa_strbuf_puts(buf, "No sink by that name.\n"); return -1; } if (pa_scache_play_item(c, n, sink, PA_VOLUME_NORM) < 0) { pa_strbuf_puts(buf, "Failed to play sample.\n"); return -1; } return 0; } static int pa_cli_command_scache_remove(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { const char *n; assert(c && t && buf && fail && verbose); if (!(n = pa_tokenizer_get(t, 1))) { pa_strbuf_puts(buf, "You need to specify a sample name.\n"); return -1; } if (pa_scache_remove_item(c, n) < 0) { pa_strbuf_puts(buf, "Failed to remove sample.\n"); return -1; } return 0; } static int pa_cli_command_scache_load(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { const char *fname, *n; int r; assert(c && t && buf && fail && verbose); if (!(fname = pa_tokenizer_get(t, 2)) || !(n = pa_tokenizer_get(t, 1))) { pa_strbuf_puts(buf, "You need to specify a file name and a sample name.\n"); return -1; } if (strstr(pa_tokenizer_get(t, 0), "lazy")) r = pa_scache_add_file_lazy(c, n, fname, NULL); else r = pa_scache_add_file(c, n, fname, NULL); if (r < 0) pa_strbuf_puts(buf, "Failed to load sound file.\n"); return 0; } static int pa_cli_command_play_file(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { const char *fname, *sink_name; struct pa_sink *sink; assert(c && t && buf && fail && verbose); if (!(fname = pa_tokenizer_get(t, 1)) || !(sink_name = pa_tokenizer_get(t, 2))) { pa_strbuf_puts(buf, "You need to specify a file name and a sink name.\n"); return -1; } if (!(sink = pa_namereg_get(c, sink_name, PA_NAMEREG_SINK, 1))) { pa_strbuf_puts(buf, "No sink by that name.\n"); return -1; } return pa_play_file(sink, fname, PA_VOLUME_NORM); } static int pa_cli_command_autoload_add(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { const char *a, *b; assert(c && t && buf && fail && verbose); if (!(a = pa_tokenizer_get(t, 1)) || !(b = pa_tokenizer_get(t, 2))) { pa_strbuf_puts(buf, "You need to specify a device name, a filename or a module name and optionally module arguments\n"); return -1; } 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); return 0; } static int pa_cli_command_autoload_remove(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { const char *name; assert(c && t && buf && fail && verbose); if (!(name = pa_tokenizer_get(t, 1))) { pa_strbuf_puts(buf, "You need to specify a device name\n"); return -1; } if (pa_autoload_remove_by_name(c, name, strstr(pa_tokenizer_get(t, 0), "sink") ? PA_NAMEREG_SINK : PA_NAMEREG_SOURCE) < 0) { pa_strbuf_puts(buf, "Failed to remove autload entry\n"); return -1; } return 0; } static int pa_cli_command_autoload_list(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { char *s; assert(c && t); s = pa_autoload_list_to_string(c); assert(s); pa_strbuf_puts(buf, s); pa_xfree(s); return 0; } static int pa_cli_command_dump(struct pa_core *c, struct pa_tokenizer *t, struct pa_strbuf *buf, int *fail, int *verbose) { struct pa_module *m; struct pa_sink *s; int nl; const char *p; uint32_t index; char txt[256]; time_t now; void *i; struct pa_autoload_entry *a; assert(c && t); time(&now); pa_strbuf_printf(buf, "### Configuration dump generated at %s\n", ctime_r(&now, txt)); for (m = pa_idxset_first(c->modules, &index); m; m = pa_idxset_next(c->modules, &index)) { if (m->auto_unload) continue; pa_strbuf_printf(buf, "load-module %s", m->name); if (m->argument) pa_strbuf_printf(buf, " %s", m->argument); pa_strbuf_puts(buf, "\n"); } nl = 0; for (s = pa_idxset_first(c->sinks, &index); s; s = pa_idxset_next(c->sinks, &index)) { if (s->volume == PA_VOLUME_NORM) continue; if (s->owner && s->owner->auto_unload) continue; if (!nl) { pa_strbuf_puts(buf, "\n"); nl = 1; } pa_strbuf_printf(buf, "set-sink-volume %s 0x%03x\n", s->name, s->volume); } if (c->autoload_hashmap) { nl = 0; i = NULL; while ((a = pa_hashmap_iterate(c->autoload_hashmap, &i))) { if (!nl) { pa_strbuf_puts(buf, "\n"); nl = 1; } pa_strbuf_printf(buf, "add-autoload-%s %s %s", a->type == PA_NAMEREG_SINK ? "sink" : "source", a->name, a->module); if (a->argument) pa_strbuf_printf(buf, " %s", a->argument); pa_strbuf_puts(buf, "\n"); } } nl = 0; if ((p = pa_namereg_get_default_sink_name(c))) { if (!nl) { pa_strbuf_puts(buf, "\n"); nl = 1; } pa_strbuf_printf(buf, "set-default-sink %s\n", p); } if ((p = pa_namereg_get_default_source_name(c))) { if (!nl) { pa_strbuf_puts(buf, "\n"); nl = 1; } pa_strbuf_printf(buf, "set-default-source %s\n", p); } pa_strbuf_puts(buf, "\n### EOF\n"); return 0; } int pa_cli_command_execute_line(struct pa_core *c, const char *s, struct pa_strbuf *buf, int *fail, int *verbose) { const char *cs; cs = s+strspn(s, whitespace); if (*cs == '#' || !*cs) return 0; else if (*cs == '.') { static const char fail_meta[] = ".fail"; static const char nofail_meta[] = ".nofail"; static const char verbose_meta[] = ".verbose"; static const char noverbose_meta[] = ".noverbose"; if (!strcmp(cs, verbose_meta)) *verbose = 1; else if (!strcmp(cs, noverbose_meta)) *verbose = 0; else if (!strcmp(cs, fail_meta)) *fail = 1; else if (!strcmp(cs, nofail_meta)) *fail = 0; else { size_t l; static const char include_meta[] = ".include"; l = strcspn(cs, whitespace); if (l == sizeof(include_meta)-1 && !strncmp(cs, include_meta, l)) { const char *filename = cs+l+strspn(cs+l, whitespace); if (pa_cli_command_execute_file(c, filename, buf, fail, verbose) < 0) if (*fail) return -1; } else { pa_strbuf_printf(buf, "Invalid meta command: %s\n", cs); if (*fail) return -1; } } } else { const struct command*command; int unknown = 1; size_t l; l = strcspn(cs, whitespace); for (command = commands; command->name; command++) if (strlen(command->name) == l && !strncmp(cs, command->name, l)) { int ret; struct pa_tokenizer *t = pa_tokenizer_new(cs, command->args); assert(t); ret = command->proc(c, t, buf, fail, verbose); pa_tokenizer_free(t); unknown = 0; if (ret < 0 && *fail) return -1; break; } if (unknown) { pa_strbuf_printf(buf, "Unknown command: %s\n", cs); if (*fail) return -1; } } return 0; } int pa_cli_command_execute_file(struct pa_core *c, const char *fn, struct pa_strbuf *buf, int *fail, int *verbose) { char line[256]; FILE *f = NULL; int ret = -1; assert(c && fn && buf); if (!(f = fopen(fn, "r"))) { pa_strbuf_printf(buf, "open('%s') failed: %s\n", fn, strerror(errno)); if (!*fail) ret = 0; goto fail; } if (*verbose) pa_strbuf_printf(buf, "Executing file: '%s'\n", fn); while (fgets(line, sizeof(line), f)) { char *e = line + strcspn(line, linebreak); *e = 0; if (pa_cli_command_execute_line(c, line, buf, fail, verbose) < 0 && *fail) goto fail; } if (*verbose) pa_strbuf_printf(buf, "Executed file: '%s'\n", fn); ret = 0; fail: if (f) fclose(f); return ret; } int pa_cli_command_execute(struct pa_core *c, const char *s, struct pa_strbuf *buf, int *fail, int *verbose) { const char *p; assert(c && s && buf && fail && verbose); p = s; while (*p) { size_t l = strcspn(p, linebreak); char *line = pa_xstrndup(p, l); if (pa_cli_command_execute_line(c, line, buf, fail, verbose) < 0&& *fail) { pa_xfree(line); return -1; } pa_xfree(line); p += l; p += strspn(p, linebreak); } return 0; }