impl-interfaces.h

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/* PipeWire
 *
 * Copyright © 2019 Collabora Ltd.
 *   @author George Kiagiadakis <george.kiagiadakis@collabora.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_EXT_SESSION_MANAGER_IMPL_INTERFACES_H
#define PIPEWIRE_EXT_SESSION_MANAGER_IMPL_INTERFACES_H
 
#include <spa/utils/defs.h>
#include <spa/utils/hook.h>
#include <errno.h>
 
#include "introspect.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
#define PW_TYPE_INTERFACE_ClientEndpoint        PW_TYPE_INFO_INTERFACE_BASE "ClientEndpoint"
 
#define PW_VERSION_CLIENT_ENDPOINT              0
struct pw_client_endpoint;
 
#define PW_CLIENT_ENDPOINT_EVENT_SET_SESSION_ID         0
#define PW_CLIENT_ENDPOINT_EVENT_SET_PARAM              1
#define PW_CLIENT_ENDPOINT_EVENT_STREAM_SET_PARAM       2
#define PW_CLIENT_ENDPOINT_EVENT_CREATE_LINK            3
#define PW_CLIENT_ENDPOINT_EVENT_NUM                    4
 
struct pw_client_endpoint_events {
#define PW_VERSION_CLIENT_ENDPOINT_EVENTS               0
        uint32_t version;               
        int (*set_session_id) (void *object, uint32_t session_id);
 
        int (*set_param) (void *object,
                          uint32_t id, uint32_t flags,
                          const struct spa_pod *param);
 
        int (*stream_set_param) (void *object, uint32_t stream_id,
                                 uint32_t id, uint32_t flags,
                                 const struct spa_pod *param);
 
        int (*create_link) (void *object, const struct spa_dict *props);
};
 
#define PW_CLIENT_ENDPOINT_METHOD_ADD_LISTENER  0
#define PW_CLIENT_ENDPOINT_METHOD_UPDATE        1
#define PW_CLIENT_ENDPOINT_METHOD_STREAM_UPDATE 2
#define PW_CLIENT_ENDPOINT_METHOD_NUM           3
 
struct pw_client_endpoint_methods {
#define PW_VERSION_CLIENT_ENDPOINT_METHODS      0
        uint32_t version;               
        int (*add_listener) (void *object,
                        struct spa_hook *listener,
                        const struct pw_client_endpoint_events *events,
                        void *data);
 
        int (*update) (void *object,
#define PW_CLIENT_ENDPOINT_UPDATE_PARAMS        (1 << 0)
#define PW_CLIENT_ENDPOINT_UPDATE_INFO          (1 << 1)
                        uint32_t change_mask,
                        uint32_t n_params,
                        const struct spa_pod **params,
                        const struct pw_endpoint_info *info);
 
        int (*stream_update) (void *object,
                                uint32_t stream_id,
#define PW_CLIENT_ENDPOINT_STREAM_UPDATE_PARAMS         (1 << 0)
#define PW_CLIENT_ENDPOINT_STREAM_UPDATE_INFO           (1 << 1)
#define PW_CLIENT_ENDPOINT_STREAM_UPDATE_DESTROYED      (1 << 2)
                                uint32_t change_mask,
                                uint32_t n_params,
                                const struct spa_pod **params,
                                const struct pw_endpoint_stream_info *info);
};
 
#define pw_client_endpoint_method(o,method,version,...)         \
({                                                                      \
        int _res = -ENOTSUP;                                            \
        spa_interface_call_res((struct spa_interface*)o,                \
                        struct pw_client_endpoint_methods, _res,        \
                        method, version, ##__VA_ARGS__);                \
        _res;                                                           \
})
 
#define pw_client_endpoint_add_listener(o,...)  pw_client_endpoint_method(o,add_listener,0,__VA_ARGS__)
#define pw_client_endpoint_update(o,...)        pw_client_endpoint_method(o,update,0,__VA_ARGS__)
#define pw_client_endpoint_stream_update(o,...) pw_client_endpoint_method(o,stream_update,0,__VA_ARGS__)
 
#define PW_TYPE_INTERFACE_ClientSession         PW_TYPE_INFO_INTERFACE_BASE "ClientSession"
 
#define PW_VERSION_CLIENT_SESSION 0
struct pw_client_session;
 
#define PW_CLIENT_SESSION_EVENT_SET_PARAM               0
#define PW_CLIENT_SESSION_EVENT_LINK_SET_PARAM          1
#define PW_CLIENT_SESSION_EVENT_LINK_REQUEST_STATE      2
#define PW_CLIENT_SESSION_EVENT_NUM                     3
 
struct pw_client_session_events {
#define PW_VERSION_CLIENT_SESSION_EVENTS                0
        uint32_t version;               
        int (*set_param) (void *object,
                          uint32_t id, uint32_t flags,
                          const struct spa_pod *param);
 
        int (*link_set_param) (void *object, uint32_t link_id,
                               uint32_t id, uint32_t flags,
                               const struct spa_pod *param);
 
        int (*link_request_state) (void *object, uint32_t link_id, uint32_t state);
};
 
#define PW_CLIENT_SESSION_METHOD_ADD_LISTENER   0
#define PW_CLIENT_SESSION_METHOD_UPDATE         1
#define PW_CLIENT_SESSION_METHOD_LINK_UPDATE    2
#define PW_CLIENT_SESSION_METHOD_NUM            3
 
struct pw_client_session_methods {
#define PW_VERSION_CLIENT_SESSION_METHODS               0
        uint32_t version;               
        int (*add_listener) (void *object,
                        struct spa_hook *listener,
                        const struct pw_client_session_events *events,
                        void *data);
 
        int (*update) (void *object,
#define PW_CLIENT_SESSION_UPDATE_PARAMS         (1 << 0)
#define PW_CLIENT_SESSION_UPDATE_INFO           (1 << 1)
                        uint32_t change_mask,
                        uint32_t n_params,
                        const struct spa_pod **params,
                        const struct pw_session_info *info);
 
        int (*link_update) (void *object,
                                uint32_t link_id,
#define PW_CLIENT_SESSION_LINK_UPDATE_PARAMS            (1 << 0)
#define PW_CLIENT_SESSION_LINK_UPDATE_INFO              (1 << 1)
#define PW_CLIENT_SESSION_LINK_UPDATE_DESTROYED         (1 << 2)
                                uint32_t change_mask,
                                uint32_t n_params,
                                const struct spa_pod **params,
                                const struct pw_endpoint_link_info *info);
};
 
#define pw_client_session_method(o,method,version,...)                  \
({                                                                      \
        int _res = -ENOTSUP;                                            \
        spa_interface_call_res((struct spa_interface*)o,                \
                        struct pw_client_session_methods, _res,         \
                        method, version, ##__VA_ARGS__);                \
        _res;                                                           \
})
 
#define pw_client_session_add_listener(o,...)   pw_client_session_method(o,add_listener,0,__VA_ARGS__)
#define pw_client_session_update(o,...)         pw_client_session_method(o,update,0,__VA_ARGS__)
#define pw_client_session_link_update(o,...)    pw_client_session_method(o,link_update,0,__VA_ARGS__)
 
#ifdef __cplusplus
}  /* extern "C" */
#endif
 
#endif /* PIPEWIRE_EXT_SESSION_MANAGER_IMPL_INTERFACES_H */