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pulse-server: implement describe-module with core message

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Implement the old pacmd describe-module command with a core message:

pactl send-message /core pipewire-pulse:describe-module
module-echo-cancel
This commit is contained in:
Wim Taymans 2024-05-06 11:38:04 +02:00
parent b3ff293263
commit a3ccbd00b4
4 changed files with 30 additions and 2 deletions
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25
src/modules/module-protocol-pulse/message-handler.c
View file

@ -21,6 +21,7 @@
#include "collect.h"
#include "log.h"
#include "manager.h"
#include "module.h"
#include "message-handler.h"
static int bluez_card_object_message_handler(struct client *client, struct pw_manager_object *o, const char *message, const char *params, FILE *response)
@ -117,6 +118,30 @@ static int core_object_message_handler(struct client *client, struct pw_manager_
} else if (spa_streq(message, "pipewire-pulse:log-level")) {
int res = pw_log_set_level_string(params);
fprintf(response, "%d", res);
} else if (spa_streq(message, "pipewire-pulse:describe-module")) {
const struct module_info *i = module_info_find(client->impl, params);
if (i != NULL) {
fprintf(response, "Name: %s\n", i->name);
if (i->properties == NULL) {
fprintf(response, "No module information available\n");
} else {
const char *s;
if ((s = spa_dict_lookup(i->properties, PW_KEY_MODULE_VERSION)))
fprintf(response, "Version: %s\n", s);
if ((s = spa_dict_lookup(i->properties, PW_KEY_MODULE_DESCRIPTION)))
fprintf(response, "Description: %s\n", s);
if ((s = spa_dict_lookup(i->properties, PW_KEY_MODULE_AUTHOR)))
fprintf(response, "Author: %s\n", s);
if ((s = spa_dict_lookup(i->properties, PW_KEY_MODULE_USAGE)))
fprintf(response, "Usage: %s\n", s);
fprintf(response, "Load Once: %s\n", i->load_once ? "Yes": "No");
if ((s = spa_dict_lookup(i->properties, PW_KEY_MODULE_DEPRECATED)))
fprintf(response, "Warning, deprecated: %s\n", s);
}
} else {
fprintf(response, "Failed to open module.\n");
}
} else {
return -ENOSYS;
}

4
src/modules/module-protocol-pulse/module.c
View file

@ -293,7 +293,7 @@ void audioinfo_to_properties(struct spa_audio_info_raw *info, struct pw_properti
}
}
static const struct module_info *find_module_info(const char *name)
const struct module_info *module_info_find(struct impl *impl, const char *name)
{
extern const struct module_info __start_pw_mod_pulse_modules[];
extern const struct module_info __stop_pw_mod_pulse_modules[];
@ -323,7 +323,7 @@ struct module *module_create(struct impl *impl, const char *name, const char *ar
struct module *module;
int res;
info = find_module_info(name);
info = module_info_find(impl, name);
if (info == NULL) {
errno = ENOENT;
return NULL;

2
src/modules/module-protocol-pulse/module.h
View file

@ -62,6 +62,8 @@ struct module {
#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)
const struct module_info *module_info_find(struct impl *impl, const char *name);
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);

1
src/pipewire/keys.h
View file

@ -293,6 +293,7 @@ extern "C" {
#define PW_KEY_MODULE_USAGE "module.usage" /**< a human readable usage description of
* the module's arguments. */
#define PW_KEY_MODULE_VERSION "module.version" /**< a version string for the module. */
#define PW_KEY_MODULE_DEPRECATED "module.deprecated" /**< the module is deprecated with this message */
/** Factory properties */
#define PW_KEY_FACTORY_ID "factory.id" /**< the factory id */