5#ifndef SPA_DEVICE_UTILS_H 
    6#define SPA_DEVICE_UTILS_H 
   15#ifndef SPA_API_DEVICE_UTILS 
   17  #define SPA_API_DEVICE_UTILS SPA_API_IMPL 
   19  #define SPA_API_DEVICE_UTILS static inline 
   48                        uint32_t 
id, uint32_t *
index,
 
 
   66        if (data.data.param == NULL) {
 
   70                *index = data.data.next;
 
   71                *param = data.data.param;
 
   77#define spa_device_emit(hooks,method,version,...)                               \ 
   78                spa_hook_list_call_simple(hooks, struct spa_device_events,      \ 
   79                                method, version, ##__VA_ARGS__) 
   81#define spa_device_emit_info(hooks,i)           spa_device_emit(hooks,info, 0, i) 
   82#define spa_device_emit_result(hooks,s,r,t,res) spa_device_emit(hooks,result, 0, s, r, t, res) 
 
   83#define spa_device_emit_event(hooks,e)          spa_device_emit(hooks,event, 0, e) 
   84#define spa_device_emit_object_info(hooks,id,i) spa_device_emit(hooks,object_info, 0, id, i) 
 
uint32_t int seq
Definition core.h:432
uint32_t int int const char int r
Definition core.h:447
uint32_t int int res
Definition core.h:433
SPA_API_DEVICE int spa_device_enum_params(struct spa_device *object, int seq, uint32_t id, uint32_t index, uint32_t max, const struct spa_pod *filter)
Definition device.h:276
#define SPA_VERSION_DEVICE_EVENTS
version of the structure
Definition device.h:132
SPA_API_DEVICE int spa_device_add_listener(struct spa_device *object, struct spa_hook *listener, const struct spa_device_events *events, void *data)
Definition device.h:262
SPA_API_DEVICE_UTILS void spa_result_func_device_params(void *data, int seq, int res 1, uint32_t type, const void *result)
Definition utils.h:40
SPA_API_DEVICE_UTILS int spa_device_enum_params_sync(struct spa_device *device, uint32_t id, uint32_t *index, const struct spa_pod *filter, struct spa_pod **param, struct spa_pod_builder *builder)
Definition utils.h:54
SPA_API_HOOK void spa_hook_remove(struct spa_hook *hook)
Remove a hook.
Definition hook.h:468
SPA_API_POD_BUILDER struct spa_pod * spa_pod_builder_deref(struct spa_pod_builder *builder, uint32_t offset)
Definition builder.h:103
SPA_API_POD_BUILDER int spa_pod_builder_raw_padded(struct spa_pod_builder *builder, const void *data, uint32_t size)
Definition builder.h:179
#define SPA_POD_SIZE(pod)
Definition pod.h:30
#define SPA_UNUSED
Definition defs.h:307
#define SPA_API_DEVICE_UTILS
Definition utils.h:26
spa_device_events:
Definition device.h:129
A hook, contains the structure with functions and the data passed to the functions.
Definition hook.h:427
uint32_t offset
Definition builder.h:43
struct spa_pod_builder_state state
Definition builder.h:67
struct spa_result_device_params data
Definition utils.h:37
struct spa_pod_builder * builder
Definition utils.h:36
uint32_t index
Definition device.h:108
uint32_t next
Definition device.h:109
struct spa_pod * param
Definition device.h:110