diff options
Diffstat (limited to 'src/cli-command.c')
-rw-r--r-- | src/cli-command.c | 557 |
1 files changed, 0 insertions, 557 deletions
diff --git a/src/cli-command.c b/src/cli-command.c deleted file mode 100644 index f3a2f8a0..00000000 --- a/src/cli-command.c +++ /dev/null @@ -1,557 +0,0 @@ -/* $Id$ */ - -/*** - 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 <config.h> -#endif - -#include <stdio.h> -#include <string.h> -#include <assert.h> -#include <stdlib.h> -#include <errno.h> - -#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 "clitext.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 const struct command commands[] = { - { "exit", pa_cli_command_exit, "Terminate the daemon", 1 }, - { "help", pa_cli_command_help, "Show this help", 1 }, - { "modules", pa_cli_command_modules, "List loaded modules", 1 }, - { "sinks", pa_cli_command_sinks, "List loaded sinks", 1 }, - { "sources", pa_cli_command_sources, "List loaded sources", 1 }, - { "clients", pa_cli_command_clients, "List loaded clients", 1 }, - { "sink_inputs", pa_cli_command_sink_inputs, "List sink inputs", 1 }, - { "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", pa_cli_command_load, "Load a module (args: name, arguments)", 3}, - { "unload", pa_cli_command_unload, "Unload a module (args: index)", 2}, - { "sink_volume", pa_cli_command_sink_volume, "Set the volume of a sink (args: index|name, volume)", 3}, - { "sink_input_volume", pa_cli_command_sink_input_volume, "Set the volume of a sink input (args: index|name, volume)", 3}, - { "sink_default", pa_cli_command_sink_default, "Set the default sink (args: index|name)", 2}, - { "source_default", 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}, - { 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, " %-20s %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); - free(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); - free(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); - free(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); - free(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); - free(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); - free(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) { - assert(c && t); - pa_strbuf_printf(buf, "Memory blocks allocated: %u, total size: %u bytes.\n", pa_memblock_get_count(), pa_memblock_get_total()); - 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); - 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(c, 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))) { - pa_strbuf_puts(buf, "No sink found by this name or index.\n"); - return -1; - } - - sink->volume = (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; - } - - si->volume = (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; - struct pa_sink *sink; - 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; - } - - if (!(sink = pa_namereg_get(c, n, PA_NAMEREG_SINK))) { - pa_strbuf_puts(buf, "No sink found by this name or index.\n"); - return -1; - } - - c->default_sink_index = sink->index; - 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; - struct pa_source *source; - 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; - } - - if (!(source = pa_namereg_get(c, n, PA_NAMEREG_SOURCE))) { - pa_strbuf_puts(buf, "No source found by this name or index.\n"); - return -1; - } - - c->default_source_index = source->index; - 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; -} - -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 = strndup(p, l); - assert(line); - - if (pa_cli_command_execute_line(c, line, buf, fail, verbose) < 0&& *fail) { - free(line); - return -1; - } - free(line); - - p += l; - p += strspn(p, linebreak); - } - - return 0; -} |