diff options
Diffstat (limited to 'src/module.c')
-rw-r--r-- | src/module.c | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/src/module.c b/src/module.c deleted file mode 100644 index 5c6f0fb6..00000000 --- a/src/module.c +++ /dev/null @@ -1,161 +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 <limits.h> -#include <stdio.h> -#include <stdlib.h> -#include <assert.h> -#include <string.h> -#include <errno.h> - -#include "module.h" - -struct pa_module* pa_module_load(struct pa_core *c, const char *name, const char *argument) { - struct pa_module *m = NULL; - int r; - - assert(c && name); - - m = malloc(sizeof(struct pa_module)); - assert(m); - - m->name = strdup(name); - m->argument = argument ? strdup(argument) : NULL; - - if (!(m->dl = lt_dlopenext(name))) - goto fail; - - if (!(m->init = lt_dlsym(m->dl, "pa_module_init"))) - goto fail; - - if (!(m->done = lt_dlsym(m->dl, "pa_module_done"))) - goto fail; - - m->userdata = NULL; - m->core = c; - - assert(m->init); - if (m->init(c, m) < 0) - goto fail; - - if (!c->modules) - c->modules = pa_idxset_new(NULL, NULL); - - assert(c->modules); - r = pa_idxset_put(c->modules, m, &m->index); - assert(r >= 0 && m->index != PA_IDXSET_INVALID); - - fprintf(stderr, "module: loaded %u \"%s\" with argument \"%s\".\n", m->index, m->name, m->argument); - - return m; - -fail: - if (m) { - free(m->argument); - free(m->name); - - if (m->dl) - lt_dlclose(m->dl); - - free(m); - } - - return NULL; -} - -static void pa_module_free(struct pa_module *m) { - assert(m && m->done && m->core); - m->done(m->core, m); - - lt_dlclose(m->dl); - - fprintf(stderr, "module: unloaded %u \"%s\".\n", m->index, m->name); - - free(m->name); - free(m->argument); - free(m); -} - - -void pa_module_unload(struct pa_core *c, struct pa_module *m) { - assert(c && m); - - assert(c->modules); - if (!(m = pa_idxset_remove_by_data(c->modules, m, NULL))) - return; - - pa_module_free(m); -} - -void pa_module_unload_by_index(struct pa_core *c, uint32_t index) { - struct pa_module *m; - assert(c && index != PA_IDXSET_INVALID); - - assert(c->modules); - if (!(m = pa_idxset_remove_by_index(c->modules, index))) - return; - - pa_module_free(m); -} - -static void free_callback(void *p, void *userdata) { - struct pa_module *m = p; - assert(m); - pa_module_free(m); -} - -void pa_module_unload_all(struct pa_core *c) { - assert(c); - - if (!c->modules) - return; - - pa_idxset_free(c->modules, free_callback, NULL); - c->modules = NULL; -} - -struct once_info { - struct pa_core *core; - uint32_t index; -}; - - -static void module_unload_once_callback(void *userdata) { - struct once_info *i = userdata; - assert(i); - pa_module_unload_by_index(i->core, i->index); - free(i); -} - -void pa_module_unload_request(struct pa_core *c, struct pa_module *m) { - struct once_info *i; - assert(c && m); - - i = malloc(sizeof(struct once_info)); - assert(i); - i->core = c; - i->index = m->index; - pa_mainloop_api_once(c->mainloop, module_unload_once_callback, i); -} |