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Diffstat (limited to '')
-rw-r--r-- | src/modules/module-protocol-pulse/module.h | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/src/modules/module-protocol-pulse/module.h b/src/modules/module-protocol-pulse/module.h new file mode 100644 index 0000000..1a6ffb0 --- /dev/null +++ b/src/modules/module-protocol-pulse/module.h @@ -0,0 +1,94 @@ +/* PipeWire + * + * Copyright © 2020 Georges Basile Stavracas Neto + * Copyright © 2021 Wim Taymans <wim.taymans@gmail.com> + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ + +#ifndef PIPEWIRE_PULSE_MODULE_H +#define PIPEWIRE_PULSE_MODULE_H + +#include <spa/param/audio/raw.h> +#include <spa/utils/hook.h> + +#include "internal.h" + +struct module; +struct pw_properties; + +struct module_info { + const char *name; + + unsigned int load_once:1; + + int (*prepare) (struct module *module); + int (*load) (struct module *module); + int (*unload) (struct module *module); + + const struct spa_dict *properties; + size_t data_size; +}; + +#define DEFINE_MODULE_INFO(name) \ + __attribute__((used)) \ + __attribute__((retain)) \ + __attribute__((section("pw_mod_pulse_modules"))) \ + __attribute__((aligned(__alignof__(struct module_info)))) \ + const struct module_info name + +struct module_events { +#define VERSION_MODULE_EVENTS 0 + uint32_t version; + + void (*loaded) (void *data, int result); + void (*destroy) (void *data); +}; + +struct module { + uint32_t index; + const char *args; + struct pw_properties *props; + struct impl *impl; + const struct module_info *info; + struct spa_hook_list listener_list; + void *user_data; + unsigned int loaded:1; + unsigned int unloading:1; +}; + +#define module_emit_loaded(m,r) spa_hook_list_call(&m->listener_list, struct module_events, loaded, 0, r) +#define module_emit_destroy(m) spa_hook_list_call(&(m)->listener_list, struct module_events, destroy, 0) + +struct module *module_create(struct impl *impl, const char *name, const char *args); +void module_free(struct module *module); +int module_load(struct module *module); +int module_unload(struct module *module); +void module_schedule_unload(struct module *module); + +void module_add_listener(struct module *module, + struct spa_hook *listener, + const struct module_events *events, void *data); + +void module_args_add_props(struct pw_properties *props, const char *str); +int module_args_to_audioinfo(struct impl *impl, struct pw_properties *props, struct spa_audio_info_raw *info); +bool module_args_parse_bool(const char *str); + +#endif |