diff options
Diffstat (limited to 'src/daemon/dumpmodules.c')
| -rw-r--r-- | src/daemon/dumpmodules.c | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/src/daemon/dumpmodules.c b/src/daemon/dumpmodules.c new file mode 100644 index 0000000..8410bbc --- /dev/null +++ b/src/daemon/dumpmodules.c @@ -0,0 +1,154 @@ +/*** + This file is part of PulseAudio. + + Copyright 2004-2006 Lennart Poettering + Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio 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 Lesser General Public License + along with PulseAudio; if not, see <http://www.gnu.org/licenses/>. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <string.h> +#include <stdio.h> +#include <ltdl.h> + +#include <pulse/util.h> + +#include <pulsecore/core-util.h> +#include <pulsecore/i18n.h> +#include <pulsecore/macro.h> +#include <pulsecore/modinfo.h> + +#include "dumpmodules.h" + +#define PREFIX "module-" + +static void short_info(const char *name, const char *path, pa_modinfo *i) { + pa_assert(name); + pa_assert(i); + + printf("%-40s%s\n", name, i->description ? i->description : "n/a"); +} + +static void long_info(const char *name, const char *path, pa_modinfo *i) { + static int nl = 0; + pa_assert(name); + pa_assert(i); + + if (nl) + printf("\n"); + + nl = 1; + + printf(_("Name: %s\n"), name); + + if (!i->description && !i->version && !i->author && !i->usage) + printf(_("No module information available\n")); + else { + if (i->version) + printf(_("Version: %s\n"), i->version); + if (i->description) + printf(_("Description: %s\n"), i->description); + if (i->author) + printf(_("Author: %s\n"), i->author); + if (i->usage) + printf(_("Usage: %s\n"), i->usage); + printf(_("Load Once: %s\n"), pa_yes_no(i->load_once)); + if (i->deprecated) + printf(_("DEPRECATION WARNING: %s\n"), i->deprecated); + } + + if (path) + printf(_("Path: %s\n"), path); +} + +static void show_info(const char *name, const char *path, void (*info)(const char *name, const char *path, pa_modinfo*i)) { + pa_modinfo *i; + + pa_assert(name); + + if ((i = pa_modinfo_get_by_name(path ? path : name))) { + info(name, path, i); + pa_modinfo_free(i); + } +} + +static int is_preloaded(const char *name) { + const lt_dlsymlist *l; + + for (l = lt_preloaded_symbols; l->name; l++) { + char buf[64], *e; + + if (l->address) + continue; + + pa_snprintf(buf, sizeof(buf), "%s", l->name); + if ((e = strrchr(buf, '.'))) + *e = 0; + + if (pa_streq(name, buf)) + return 1; + } + + return 0; +} + +static int callback(const char *path, lt_ptr data) { + const char *e; + pa_daemon_conf *c = (data); + + e = pa_path_get_filename(path); + + if (strlen(e) <= sizeof(PREFIX)-1 || strncmp(e, PREFIX, sizeof(PREFIX)-1)) + return 0; + + if (is_preloaded(e)) + return 0; + + show_info(e, path, c->log_level >= PA_LOG_INFO ? long_info : short_info); + return 0; +} + +void pa_dump_modules(pa_daemon_conf *c, int argc, char * const argv[]) { + pa_assert(c); + + if (argc > 0) { + int i; + for (i = 0; i < argc; i++) + show_info(argv[i], NULL, long_info); + } else { + const lt_dlsymlist *l; + + for (l = lt_preloaded_symbols; l->name; l++) { + char buf[64], *e; + + if (l->address) + continue; + + if (strlen(l->name) <= sizeof(PREFIX)-1 || strncmp(l->name, PREFIX, sizeof(PREFIX)-1)) + continue; + + pa_snprintf(buf, sizeof(buf), "%s", l->name); + if ((e = strrchr(buf, '.'))) + *e = 0; + + show_info(buf, NULL, c->log_level >= PA_LOG_INFO ? long_info : short_info); + } + + lt_dlforeachfile(NULL, callback, c); + } +} |