mirror of
https://gitlab.freedesktop.org/pipewire/pipewire.git
synced 2025-11-02 09:01:50 -05:00
37fa911a72
Move all module methods into the `module_info` struct, and place all such structs into the "pw_mod_pulse_modules" section of the executable. This way there is no need for an explicit module registry, and all information about a module can be declared in the module's source file in a single place.
92 lines
3.2 KiB
C
92 lines
3.2 KiB
C
/* PipeWire
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*
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* Copyright © 2020 Georges Basile Stavracas Neto
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* Copyright © 2021 Wim Taymans <wim.taymans@gmail.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef PIPEWIRE_PULSE_MODULE_H
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#define PIPEWIRE_PULSE_MODULE_H
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#include <spa/param/audio/raw.h>
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#include <spa/utils/hook.h>
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#include "client.h"
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#include "internal.h"
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struct module;
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struct pw_properties;
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struct module_info {
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const char *name;
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unsigned int load_once:1;
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struct module *(*create) (struct impl *impl, const char *args);
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int (*load) (struct client *client, struct module *module);
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int (*unload) (struct module *module);
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};
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#define DEFINE_MODULE_INFO(name) \
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__attribute__((used)) \
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__attribute__((section("pw_mod_pulse_modules"))) \
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__attribute__((aligned(__alignof__(struct module_info)))) \
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const struct module_info name
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struct module_events {
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#define VERSION_MODULE_EVENTS 0
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uint32_t version;
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void (*loaded) (void *data, int result);
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void (*destroy) (void *data);
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};
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struct module {
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uint32_t index;
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const char *args;
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struct pw_properties *props;
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struct impl *impl;
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const struct module_info *info;
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struct spa_hook_list listener_list;
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void *user_data;
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unsigned int loaded:1;
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unsigned int unloading:1;
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};
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#define module_emit_loaded(m,r) spa_hook_list_call(&m->listener_list, struct module_events, loaded, 0, r)
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#define module_emit_destroy(m) spa_hook_list_call(&(m)->listener_list, struct module_events, destroy, 0)
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struct module *module_create(struct client *client, const char *name, const char *args);
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void module_free(struct module *module);
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struct module *module_new(struct impl *impl, size_t user_data);
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int module_load(struct client *client, struct module *module);
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int module_unload(struct module *module);
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void module_schedule_unload(struct module *module);
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void module_add_listener(struct module *module,
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struct spa_hook *listener,
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const struct module_events *events, void *data);
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void module_args_add_props(struct pw_properties *props, const char *str);
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int module_args_to_audioinfo(struct impl *impl, struct pw_properties *props, struct spa_audio_info_raw *info);
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bool module_args_parse_bool(const char *str);
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#endif
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