mirror of
https://gitlab.freedesktop.org/pipewire/pipewire.git
synced 2025-11-03 09:01:54 -05:00
Implement protocol extensions
Add hooks that contain protocol specific interfaces that can be used to extend the protocol. This makes it possible to add new interfaces to the protocol and implement the protocol specific data transport. Move these protocol specific extension to the extensions directory.
This commit is contained in:
Wim Taymans
parent
267547c884
commit
465f12241e
43 changed files with 661 additions and 471 deletions
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@ -17,6 +17,7 @@
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* Boston, MA 02110-1301, USA.
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*/
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#include <stdio.h>
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#include <errno.h>
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#include "spa/pod-iter.h"
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@ -25,6 +26,7 @@
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#include "pipewire/protocol.h"
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#include "pipewire/interfaces.h"
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#include "pipewire/resource.h"
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#include "extensions/protocol-native.h"
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#include "connection.h"
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@ -37,12 +39,11 @@ typedef bool(*demarshal_func_t) (void *object, void *data, size_t size);
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static void core_marshal_client_update(void *object, const struct spa_dict *props)
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{
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struct pw_proxy *proxy = object;
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struct pw_connection *connection = proxy->remote->protocol_private;
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struct spa_pod_builder *b;
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struct spa_pod_frame f;
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int i, n_items;
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b = pw_connection_begin_write_proxy(connection, proxy, PW_CORE_METHOD_CLIENT_UPDATE);
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b = pw_protocol_native_begin_proxy(proxy, PW_CORE_METHOD_CLIENT_UPDATE);
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n_items = props ? props->n_items : 0;
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@ -55,37 +56,35 @@ static void core_marshal_client_update(void *object, const struct spa_dict *prop
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}
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spa_pod_builder_add(b, -SPA_POD_TYPE_STRUCT, &f, 0);
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pw_connection_end_write(connection, b);
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pw_protocol_native_end_proxy(proxy, b);
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}
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static void core_marshal_sync(void *object, uint32_t seq)
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{
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struct pw_proxy *proxy = object;
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struct pw_connection *connection = proxy->remote->protocol_private;
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struct spa_pod_builder *b;
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struct spa_pod_frame f;
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b = pw_connection_begin_write_proxy(connection, proxy, PW_CORE_METHOD_SYNC);
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b = pw_protocol_native_begin_proxy(proxy, PW_CORE_METHOD_SYNC);
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spa_pod_builder_struct(b, &f, SPA_POD_TYPE_INT, seq);
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pw_connection_end_write(connection, b);
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pw_protocol_native_end_proxy(proxy, b);
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}
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static void core_marshal_get_registry(void *object, uint32_t version, uint32_t new_id)
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{
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struct pw_proxy *proxy = object;
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struct pw_connection *connection = proxy->remote->protocol_private;
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struct spa_pod_builder *b;
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struct spa_pod_frame f;
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b = pw_connection_begin_write_proxy(connection, proxy, PW_CORE_METHOD_GET_REGISTRY);
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b = pw_protocol_native_begin_proxy(proxy, PW_CORE_METHOD_GET_REGISTRY);
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spa_pod_builder_struct(b, &f,
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SPA_POD_TYPE_INT, version,
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SPA_POD_TYPE_INT, new_id);
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pw_connection_end_write(connection, b);
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pw_protocol_native_end_proxy(proxy, b);
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}
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static void
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@ -95,12 +94,11 @@ core_marshal_create_node(void *object,
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uint32_t version, uint32_t new_id)
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{
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struct pw_proxy *proxy = object;
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struct pw_connection *connection = proxy->remote->protocol_private;
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struct spa_pod_builder *b;
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struct spa_pod_frame f;
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uint32_t i, n_items;
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b = pw_connection_begin_write_proxy(connection, proxy, PW_CORE_METHOD_CREATE_NODE);
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b = pw_protocol_native_begin_proxy(proxy, PW_CORE_METHOD_CREATE_NODE);
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n_items = props ? props->n_items : 0;
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@ -119,7 +117,7 @@ core_marshal_create_node(void *object,
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SPA_POD_TYPE_INT, new_id,
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-SPA_POD_TYPE_STRUCT, &f, 0);
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pw_connection_end_write(connection, b);
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pw_protocol_native_end_proxy(proxy, b);
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}
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static void
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@ -133,12 +131,11 @@ core_marshal_create_link(void *object,
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uint32_t new_id)
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{
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struct pw_proxy *proxy = object;
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struct pw_connection *connection = proxy->remote->protocol_private;
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struct spa_pod_builder *b;
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struct spa_pod_frame f;
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uint32_t i, n_items;
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b = pw_connection_begin_write_proxy(connection, proxy, PW_CORE_METHOD_CREATE_LINK);
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b = pw_protocol_native_begin_proxy(proxy, PW_CORE_METHOD_CREATE_LINK);
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n_items = props ? props->n_items : 0;
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@ -160,19 +157,18 @@ core_marshal_create_link(void *object,
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SPA_POD_TYPE_INT, new_id,
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-SPA_POD_TYPE_STRUCT, &f, 0);
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pw_connection_end_write(connection, b);
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pw_protocol_native_end_proxy(proxy, b);
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}
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static void
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core_marshal_update_types_client(void *object, uint32_t first_id, uint32_t n_types, const char **types)
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{
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struct pw_proxy *proxy = object;
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struct pw_connection *connection = proxy->remote->protocol_private;
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struct spa_pod_builder *b;
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struct spa_pod_frame f;
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uint32_t i;
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b = pw_connection_begin_write_proxy(connection, proxy, PW_CORE_METHOD_UPDATE_TYPES);
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b = pw_protocol_native_begin_proxy(proxy, PW_CORE_METHOD_UPDATE_TYPES);
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spa_pod_builder_add(b,
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SPA_POD_TYPE_STRUCT, &f,
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@ -183,7 +179,7 @@ core_marshal_update_types_client(void *object, uint32_t first_id, uint32_t n_typ
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}
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spa_pod_builder_add(b, -SPA_POD_TYPE_STRUCT, &f, 0);
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pw_connection_end_write(connection, b);
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pw_protocol_native_end_proxy(proxy, b);
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}
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static bool core_demarshal_info(void *object, void *data, size_t size)
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@ -286,12 +282,11 @@ static bool core_demarshal_update_types_client(void *object, void *data, size_t
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static void core_marshal_info(void *object, struct pw_core_info *info)
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{
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struct pw_resource *resource = object;
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struct pw_connection *connection = resource->client->protocol_private;
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struct spa_pod_builder *b;
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struct spa_pod_frame f;
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uint32_t i, n_items;
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b = pw_connection_begin_write_resource(connection, resource, PW_CORE_EVENT_INFO);
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b = pw_protocol_native_begin_resource(resource, PW_CORE_EVENT_INFO);
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n_items = info->props ? info->props->n_items : 0;
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@ -312,33 +307,31 @@ static void core_marshal_info(void *object, struct pw_core_info *info)
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}
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spa_pod_builder_add(b, -SPA_POD_TYPE_STRUCT, &f, 0);
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pw_connection_end_write(connection, b);
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pw_protocol_native_end_resource(resource, b);
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}
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static void core_marshal_done(void *object, uint32_t seq)
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{
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struct pw_resource *resource = object;
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struct pw_connection *connection = resource->client->protocol_private;
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struct spa_pod_builder *b;
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struct spa_pod_frame f;
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b = pw_connection_begin_write_resource(connection, resource, PW_CORE_EVENT_DONE);
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b = pw_protocol_native_begin_resource(resource, PW_CORE_EVENT_DONE);
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spa_pod_builder_struct(b, &f, SPA_POD_TYPE_INT, seq);
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pw_connection_end_write(connection, b);
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pw_protocol_native_end_resource(resource, b);
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}
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static void core_marshal_error(void *object, uint32_t id, int res, const char *error, ...)
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{
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struct pw_resource *resource = object;
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struct pw_connection *connection = resource->client->protocol_private;
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char buffer[128];
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struct spa_pod_builder *b;
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struct spa_pod_frame f;
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va_list ap;
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b = pw_connection_begin_write_resource(connection, resource, PW_CORE_EVENT_ERROR);
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b = pw_protocol_native_begin_resource(resource, PW_CORE_EVENT_ERROR);
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va_start(ap, error);
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vsnprintf(buffer, sizeof(buffer), error, ap);
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@ -349,33 +342,31 @@ static void core_marshal_error(void *object, uint32_t id, int res, const char *e
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SPA_POD_TYPE_INT, res,
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SPA_POD_TYPE_STRING, buffer);
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pw_connection_end_write(connection, b);
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pw_protocol_native_end_resource(resource, b);
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}
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static void core_marshal_remove_id(void *object, uint32_t id)
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{
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struct pw_resource *resource = object;
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struct pw_connection *connection = resource->client->protocol_private;
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struct spa_pod_builder *b;
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struct spa_pod_frame f;
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b = pw_connection_begin_write_resource(connection, resource, PW_CORE_EVENT_REMOVE_ID);
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b = pw_protocol_native_begin_resource(resource, PW_CORE_EVENT_REMOVE_ID);
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spa_pod_builder_struct(b, &f, SPA_POD_TYPE_INT, id);
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pw_connection_end_write(connection, b);
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pw_protocol_native_end_resource(resource, b);
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}
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static void
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core_marshal_update_types_server(void *object, uint32_t first_id, uint32_t n_types, const char **types)
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{
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struct pw_resource *resource = object;
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struct pw_connection *connection = resource->client->protocol_private;
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struct spa_pod_builder *b;
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struct spa_pod_frame f;
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uint32_t i;
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b = pw_connection_begin_write_resource(connection, resource, PW_CORE_EVENT_UPDATE_TYPES);
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b = pw_protocol_native_begin_resource(resource, PW_CORE_EVENT_UPDATE_TYPES);
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spa_pod_builder_add(b,
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SPA_POD_TYPE_STRUCT, &f,
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@ -386,7 +377,7 @@ core_marshal_update_types_server(void *object, uint32_t first_id, uint32_t n_typ
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}
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spa_pod_builder_add(b, -SPA_POD_TYPE_STRUCT, &f, 0);
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pw_connection_end_write(connection, b);
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pw_protocol_native_end_resource(resource, b);
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}
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static bool core_demarshal_client_update(void *object, void *data, size_t size)
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@ -537,32 +528,30 @@ static bool core_demarshal_update_types_server(void *object, void *data, size_t
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static void registry_marshal_global(void *object, uint32_t id, uint32_t type, uint32_t version)
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{
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struct pw_resource *resource = object;
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struct pw_connection *connection = resource->client->protocol_private;
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struct spa_pod_builder *b;
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struct spa_pod_frame f;
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b = pw_connection_begin_write_resource(connection, resource, PW_REGISTRY_EVENT_GLOBAL);
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b = pw_protocol_native_begin_resource(resource, PW_REGISTRY_EVENT_GLOBAL);
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spa_pod_builder_struct(b, &f,
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SPA_POD_TYPE_INT, id,
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SPA_POD_TYPE_ID, type,
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SPA_POD_TYPE_INT, version);
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pw_connection_end_write(connection, b);
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pw_protocol_native_end_resource(resource, b);
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}
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static void registry_marshal_global_remove(void *object, uint32_t id)
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{
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struct pw_resource *resource = object;
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struct pw_connection *connection = resource->client->protocol_private;
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struct spa_pod_builder *b;
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struct spa_pod_frame f;
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b = pw_connection_begin_write_resource(connection, resource, PW_REGISTRY_EVENT_GLOBAL_REMOVE);
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b = pw_protocol_native_begin_resource(resource, PW_REGISTRY_EVENT_GLOBAL_REMOVE);
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spa_pod_builder_struct(b, &f, SPA_POD_TYPE_INT, id);
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pw_connection_end_write(connection, b);
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pw_protocol_native_end_resource(resource, b);
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}
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static bool registry_demarshal_bind(void *object, void *data, size_t size)
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@ -585,12 +574,11 @@ static bool registry_demarshal_bind(void *object, void *data, size_t size)
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static void module_marshal_info(void *object, struct pw_module_info *info)
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{
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struct pw_resource *resource = object;
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struct pw_connection *connection = resource->client->protocol_private;
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struct spa_pod_builder *b;
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struct spa_pod_frame f;
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uint32_t i, n_items;
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b = pw_connection_begin_write_resource(connection, resource, PW_MODULE_EVENT_INFO);
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b = pw_protocol_native_begin_resource(resource, PW_MODULE_EVENT_INFO);
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n_items = info->props ? info->props->n_items : 0;
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@ -609,7 +597,7 @@ static void module_marshal_info(void *object, struct pw_module_info *info)
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}
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spa_pod_builder_add(b, -SPA_POD_TYPE_STRUCT, &f, 0);
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pw_connection_end_write(connection, b);
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pw_protocol_native_end_resource(resource, b);
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}
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static bool module_demarshal_info(void *object, void *data, size_t size)
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@ -644,12 +632,11 @@ static bool module_demarshal_info(void *object, void *data, size_t size)
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static void node_marshal_info(void *object, struct pw_node_info *info)
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{
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struct pw_resource *resource = object;
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struct pw_connection *connection = resource->client->protocol_private;
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struct spa_pod_builder *b;
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struct spa_pod_frame f;
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uint32_t i, n_items;
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b = pw_connection_begin_write_resource(connection, resource, PW_NODE_EVENT_INFO);
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b = pw_protocol_native_begin_resource(resource, PW_NODE_EVENT_INFO);
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spa_pod_builder_add(b,
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SPA_POD_TYPE_STRUCT, &f,
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@ -684,7 +671,7 @@ static void node_marshal_info(void *object, struct pw_node_info *info)
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}
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spa_pod_builder_add(b, -SPA_POD_TYPE_STRUCT, &f, 0);
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pw_connection_end_write(connection, b);
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pw_protocol_native_end_resource(resource, b);
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}
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static bool node_demarshal_info(void *object, void *data, size_t size)
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@ -743,12 +730,11 @@ static bool node_demarshal_info(void *object, void *data, size_t size)
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static void client_marshal_info(void *object, struct pw_client_info *info)
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{
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struct pw_resource *resource = object;
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struct pw_connection *connection = resource->client->protocol_private;
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struct spa_pod_builder *b;
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struct spa_pod_frame f;
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uint32_t i, n_items;
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b = pw_connection_begin_write_resource(connection, resource, PW_CLIENT_EVENT_INFO);
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b = pw_protocol_native_begin_resource(resource, PW_CLIENT_EVENT_INFO);
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n_items = info->props ? info->props->n_items : 0;
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@ -764,7 +750,7 @@ static void client_marshal_info(void *object, struct pw_client_info *info)
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}
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spa_pod_builder_add(b, -SPA_POD_TYPE_STRUCT, &f, 0);
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pw_connection_end_write(connection, b);
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pw_protocol_native_end_resource(resource, b);
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}
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static bool client_demarshal_info(void *object, void *data, size_t size)
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@ -797,11 +783,10 @@ static bool client_demarshal_info(void *object, void *data, size_t size)
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static void link_marshal_info(void *object, struct pw_link_info *info)
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{
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struct pw_resource *resource = object;
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struct pw_connection *connection = resource->client->protocol_private;
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struct spa_pod_builder *b;
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struct spa_pod_frame f;
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b = pw_connection_begin_write_resource(connection, resource, PW_LINK_EVENT_INFO);
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b = pw_protocol_native_begin_resource(resource, PW_LINK_EVENT_INFO);
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spa_pod_builder_struct(b, &f,
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SPA_POD_TYPE_INT, info->id,
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@ -812,7 +797,7 @@ static void link_marshal_info(void *object, struct pw_link_info *info)
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SPA_POD_TYPE_INT, info->input_port_id,
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SPA_POD_TYPE_POD, info->format);
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pw_connection_end_write(connection, b);
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pw_protocol_native_end_resource(resource, b);
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}
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static bool link_demarshal_info(void *object, void *data, size_t size)
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@ -872,18 +857,17 @@ static bool registry_demarshal_global_remove(void *object, void *data, size_t si
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static void registry_marshal_bind(void *object, uint32_t id, uint32_t version, uint32_t new_id)
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{
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struct pw_proxy *proxy = object;
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struct pw_connection *connection = proxy->remote->protocol_private;
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struct spa_pod_builder *b;
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struct spa_pod_frame f;
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b = pw_connection_begin_write_proxy(connection, proxy, PW_REGISTRY_METHOD_BIND);
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b = pw_protocol_native_begin_proxy(proxy, PW_REGISTRY_METHOD_BIND);
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spa_pod_builder_struct(b, &f,
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SPA_POD_TYPE_INT, id,
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SPA_POD_TYPE_INT, version,
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SPA_POD_TYPE_INT, new_id);
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pw_connection_end_write(connection, b);
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pw_protocol_native_end_proxy(proxy, b);
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}
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static const struct pw_core_methods pw_protocol_native_client_core_methods = {
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@ -904,7 +888,7 @@ static const demarshal_func_t pw_protocol_native_client_core_demarshal[PW_CORE_E
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};
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static const struct pw_interface pw_protocol_native_client_core_interface = {
|
||||
PIPEWIRE_TYPE__Core,
|
||||
PW_TYPE__Core,
|
||||
PW_VERSION_CORE,
|
||||
PW_CORE_METHOD_NUM, &pw_protocol_native_client_core_methods,
|
||||
PW_CORE_EVENT_NUM, pw_protocol_native_client_core_demarshal
|
||||
|
|
@ -920,7 +904,7 @@ static const demarshal_func_t pw_protocol_native_client_registry_demarshal[] = {
|
|||
};
|
||||
|
||||
static const struct pw_interface pw_protocol_native_client_registry_interface = {
|
||||
PIPEWIRE_TYPE__Registry,
|
||||
PW_TYPE__Registry,
|
||||
PW_VERSION_REGISTRY,
|
||||
PW_REGISTRY_METHOD_NUM, &pw_protocol_native_client_registry_methods,
|
||||
PW_REGISTRY_EVENT_NUM, pw_protocol_native_client_registry_demarshal,
|
||||
|
|
@ -931,7 +915,7 @@ static const demarshal_func_t pw_protocol_native_client_module_demarshal[] = {
|
|||
};
|
||||
|
||||
static const struct pw_interface pw_protocol_native_client_module_interface = {
|
||||
PIPEWIRE_TYPE__Module,
|
||||
PW_TYPE__Module,
|
||||
PW_VERSION_MODULE,
|
||||
0, NULL,
|
||||
PW_MODULE_EVENT_NUM, pw_protocol_native_client_module_demarshal,
|
||||
|
|
@ -942,7 +926,7 @@ static const demarshal_func_t pw_protocol_native_client_node_demarshal[] = {
|
|||
};
|
||||
|
||||
static const struct pw_interface pw_protocol_native_client_node_interface = {
|
||||
PIPEWIRE_TYPE__Node,
|
||||
PW_TYPE__Node,
|
||||
PW_VERSION_NODE,
|
||||
0, NULL,
|
||||
PW_NODE_EVENT_NUM, pw_protocol_native_client_node_demarshal,
|
||||
|
|
@ -953,7 +937,7 @@ static const demarshal_func_t pw_protocol_native_client_client_demarshal[] = {
|
|||
};
|
||||
|
||||
static const struct pw_interface pw_protocol_native_client_client_interface = {
|
||||
PIPEWIRE_TYPE__Client,
|
||||
PW_TYPE__Client,
|
||||
PW_VERSION_CLIENT,
|
||||
0, NULL,
|
||||
PW_CLIENT_EVENT_NUM, pw_protocol_native_client_client_demarshal,
|
||||
|
|
@ -964,7 +948,7 @@ static const demarshal_func_t pw_protocol_native_client_link_demarshal[] = {
|
|||
};
|
||||
|
||||
static const struct pw_interface pw_protocol_native_client_link_interface = {
|
||||
PIPEWIRE_TYPE__Link,
|
||||
PW_TYPE__Link,
|
||||
PW_VERSION_LINK,
|
||||
0, NULL,
|
||||
PW_LINK_EVENT_NUM, pw_protocol_native_client_link_demarshal,
|
||||
|
|
@ -988,7 +972,7 @@ static const struct pw_core_events pw_protocol_native_server_core_events = {
|
|||
};
|
||||
|
||||
const struct pw_interface pw_protocol_native_server_core_interface = {
|
||||
PIPEWIRE_TYPE__Core,
|
||||
PW_TYPE__Core,
|
||||
PW_VERSION_CORE,
|
||||
PW_CORE_METHOD_NUM, pw_protocol_native_server_core_demarshal,
|
||||
PW_CORE_EVENT_NUM, &pw_protocol_native_server_core_events,
|
||||
|
|
@ -1004,7 +988,7 @@ static const struct pw_registry_events pw_protocol_native_server_registry_events
|
|||
};
|
||||
|
||||
const struct pw_interface pw_protocol_native_server_registry_interface = {
|
||||
PIPEWIRE_TYPE__Registry,
|
||||
PW_TYPE__Registry,
|
||||
PW_VERSION_REGISTRY,
|
||||
PW_REGISTRY_METHOD_NUM, pw_protocol_native_server_registry_demarshal,
|
||||
PW_REGISTRY_EVENT_NUM, &pw_protocol_native_server_registry_events,
|
||||
|
|
@ -1015,7 +999,7 @@ static const struct pw_module_events pw_protocol_native_server_module_events = {
|
|||
};
|
||||
|
||||
const struct pw_interface pw_protocol_native_server_module_interface = {
|
||||
PIPEWIRE_TYPE__Module,
|
||||
PW_TYPE__Module,
|
||||
PW_VERSION_MODULE,
|
||||
0, NULL,
|
||||
PW_MODULE_EVENT_NUM, &pw_protocol_native_server_module_events,
|
||||
|
|
@ -1026,7 +1010,7 @@ static const struct pw_node_events pw_protocol_native_server_node_events = {
|
|||
};
|
||||
|
||||
const struct pw_interface pw_protocol_native_server_node_interface = {
|
||||
PIPEWIRE_TYPE__Node,
|
||||
PW_TYPE__Node,
|
||||
PW_VERSION_NODE,
|
||||
0, NULL,
|
||||
PW_NODE_EVENT_NUM, &pw_protocol_native_server_node_events,
|
||||
|
|
@ -1037,7 +1021,7 @@ static const struct pw_client_events pw_protocol_native_server_client_events = {
|
|||
};
|
||||
|
||||
const struct pw_interface pw_protocol_native_server_client_interface = {
|
||||
PIPEWIRE_TYPE__Client,
|
||||
PW_TYPE__Client,
|
||||
PW_VERSION_CLIENT,
|
||||
0, NULL,
|
||||
PW_CLIENT_EVENT_NUM, &pw_protocol_native_server_client_events,
|
||||
|
|
@ -1048,22 +1032,14 @@ static const struct pw_link_events pw_protocol_native_server_link_events = {
|
|||
};
|
||||
|
||||
const struct pw_interface pw_protocol_native_server_link_interface = {
|
||||
PIPEWIRE_TYPE__Link,
|
||||
PW_TYPE__Link,
|
||||
PW_VERSION_LINK,
|
||||
0, NULL,
|
||||
PW_LINK_EVENT_NUM, &pw_protocol_native_server_link_events,
|
||||
};
|
||||
|
||||
struct pw_protocol *pw_protocol_native_init(void)
|
||||
void pw_protocol_native_init(struct pw_protocol *protocol)
|
||||
{
|
||||
static bool init = false;
|
||||
struct pw_protocol *protocol;
|
||||
|
||||
protocol = pw_protocol_get(PW_TYPE_PROTOCOL__Native);
|
||||
|
||||
if (init)
|
||||
return protocol;
|
||||
|
||||
pw_protocol_add_interfaces(protocol,
|
||||
&pw_protocol_native_client_core_interface,
|
||||
&pw_protocol_native_server_core_interface);
|
||||
|
|
@ -1083,7 +1059,4 @@ struct pw_protocol *pw_protocol_native_init(void)
|
|||
&pw_protocol_native_client_link_interface,
|
||||
&pw_protocol_native_server_link_interface);
|
||||
|
||||
init = true;
|
||||
|
||||
return protocol;
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue