25 #define SPA_TYPE_INTERFACE_Loop SPA_TYPE_INFO_INTERFACE_BASE "Loop" 26 #define SPA_TYPE_INTERFACE_DataLoop SPA_TYPE_INFO_INTERFACE_BASE "DataLoop" 27 #define SPA_VERSION_LOOP 0 30 #define SPA_TYPE_INTERFACE_LoopControl SPA_TYPE_INFO_INTERFACE_BASE "LoopControl" 31 #define SPA_VERSION_LOOP_CONTROL 0 34 #define SPA_TYPE_INTERFACE_LoopUtils SPA_TYPE_INFO_INTERFACE_BASE "LoopUtils" 35 #define SPA_VERSION_LOOP_UTILS 0 66 #define SPA_VERSION_LOOP_METHODS 0 82 int (*
invoke) (
void *object,
91 #define spa_loop_method(o,method,version,...) \ 93 int _res = -ENOTSUP; \ 94 struct spa_loop *_o = o; \ 95 spa_interface_call_res(&_o->iface, \ 96 struct spa_loop_methods, _res, \ 97 method, version, ##__VA_ARGS__); \ 101 #define spa_loop_add_source(l,...) spa_loop_method(l,add_source,0,##__VA_ARGS__) 102 #define spa_loop_update_source(l,...) spa_loop_method(l,update_source,0,##__VA_ARGS__) 103 #define spa_loop_remove_source(l,...) spa_loop_method(l,remove_source,0,##__VA_ARGS__) 104 #define spa_loop_invoke(l,...) spa_loop_method(l,invoke,0,##__VA_ARGS__) 111 #define SPA_VERSION_LOOP_CONTROL_HOOKS 0 118 void (*
after) (
void *data);
121 #define spa_loop_control_hook_before(l) \ 123 struct spa_hook_list *_l = l; \ 124 struct spa_hook *_h; \ 125 spa_list_for_each_reverse(_h, &_l->list, link) \ 126 spa_callbacks_call(&_h->cb, struct spa_loop_control_hooks, before, 0); \ 129 #define spa_loop_control_hook_after(l) \ 131 struct spa_hook_list *_l = l; \ 132 struct spa_hook *_h; \ 133 spa_list_for_each(_h, &_l->list, link) \ 134 spa_callbacks_call(&_h->cb, struct spa_loop_control_hooks, after, 0); \ 143 #define SPA_VERSION_LOOP_CONTROL_METHODS 0 146 int (*
get_fd) (
void *object);
166 void (*
enter) (
void *object);
173 void (*
leave) (
void *object);
187 #define spa_loop_control_method_v(o,method,version,...) \ 189 struct spa_loop_control *_o = o; \ 190 spa_interface_call(&_o->iface, \ 191 struct spa_loop_control_methods, \ 192 method, version, ##__VA_ARGS__); \ 195 #define spa_loop_control_method_r(o,method,version,...) \ 197 int _res = -ENOTSUP; \ 198 struct spa_loop_control *_o = o; \ 199 spa_interface_call_res(&_o->iface, \ 200 struct spa_loop_control_methods, _res, \ 201 method, version, ##__VA_ARGS__); \ 205 #define spa_loop_control_get_fd(l) spa_loop_control_method_r(l,get_fd,0) 206 #define spa_loop_control_add_hook(l,...) spa_loop_control_method_v(l,add_hook,0,__VA_ARGS__) 207 #define spa_loop_control_enter(l) spa_loop_control_method_v(l,enter,0) 208 #define spa_loop_control_leave(l) spa_loop_control_method_v(l,leave,0) 209 #define spa_loop_control_iterate(l,...) spa_loop_control_method_r(l,iterate,0,__VA_ARGS__) 223 #define SPA_VERSION_LOOP_UTILS_METHODS 0 239 struct spa_source *(*add_event) (
void *object,
243 struct spa_source *(*add_timer) (
void *object,
247 struct timespec *value,
248 struct timespec *interval,
250 struct spa_source *(*add_signal) (
void *object,
260 #define spa_loop_utils_method_v(o,method,version,...) \ 262 struct spa_loop_utils *_o = o; \ 263 spa_interface_call(&_o->iface, \ 264 struct spa_loop_utils_methods, \ 265 method, version, ##__VA_ARGS__); \ 268 #define spa_loop_utils_method_r(o,method,version,...) \ 270 int _res = -ENOTSUP; \ 271 struct spa_loop_utils *_o = o; \ 272 spa_interface_call_res(&_o->iface, \ 273 struct spa_loop_utils_methods, _res, \ 274 method, version, ##__VA_ARGS__); \ 277 #define spa_loop_utils_method_s(o,method,version,...) \ 279 struct spa_source *_res = NULL; \ 280 struct spa_loop_utils *_o = o; \ 281 spa_interface_call_res(&_o->iface, \ 282 struct spa_loop_utils_methods, _res, \ 283 method, version, ##__VA_ARGS__); \ 288 #define spa_loop_utils_add_io(l,...) spa_loop_utils_method_s(l,add_io,0,__VA_ARGS__) 289 #define spa_loop_utils_update_io(l,...) spa_loop_utils_method_r(l,update_io,0,__VA_ARGS__) 290 #define spa_loop_utils_add_idle(l,...) spa_loop_utils_method_s(l,add_idle,0,__VA_ARGS__) 291 #define spa_loop_utils_enable_idle(l,...) spa_loop_utils_method_r(l,enable_idle,0,__VA_ARGS__) 292 #define spa_loop_utils_add_event(l,...) spa_loop_utils_method_s(l,add_event,0,__VA_ARGS__) 293 #define spa_loop_utils_signal_event(l,...) spa_loop_utils_method_r(l,signal_event,0,__VA_ARGS__) 294 #define spa_loop_utils_add_timer(l,...) spa_loop_utils_method_s(l,add_timer,0,__VA_ARGS__) 295 #define spa_loop_utils_update_timer(l,...) spa_loop_utils_method_r(l,update_timer,0,__VA_ARGS__) 296 #define spa_loop_utils_add_signal(l,...) spa_loop_utils_method_s(l,add_signal,0,__VA_ARGS__) 297 #define spa_loop_utils_destroy_source(l,...) spa_loop_utils_method_v(l,destroy_source,0,__VA_ARGS__) Definition: spa/include/spa/support/loop.h:55
struct spa_loop * loop
Definition: spa/include/spa/support/loop.h:56
struct spa_interface iface
Definition: spa/include/spa/support/loop.h:48
uint32_t version
Definition: spa/include/spa/support/loop.h:81
void(* before)(void *data)
Executed right before waiting for events.
Definition: spa/include/spa/support/loop.h:154
spa_source_func_t func
Definition: spa/include/spa/support/loop.h:57
uint32_t mask
Definition: spa/include/spa/support/loop.h:60
A hook, contains the structure with functions and the data passed to the functions.
Definition: hook.h:331
int(* signal_event)(void *object, struct spa_source *source)
Definition: spa/include/spa/support/loop.h:312
int(* remove_source)(void *object, struct spa_source *source)
remove a source from the loop
Definition: spa/include/spa/support/loop.h:92
int(* enable_idle)(void *object, struct spa_source *source, bool enabled)
Definition: spa/include/spa/support/loop.h:308
int(* invoke)(void *object, spa_invoke_func_t func, uint32_t seq, const void *data, size_t size, bool block, void *user_data)
invoke a function in the context of this loop
Definition: spa/include/spa/support/loop.h:96
void * priv
Definition: spa/include/spa/support/loop.h:63
uint32_t rmask
Definition: spa/include/spa/support/loop.h:61
uint32_t version
Definition: spa/include/spa/support/loop.h:184
uint32_t version
Definition: spa/include/spa/support/loop.h:295
void(* spa_source_signal_func_t)(void *data, int signal_number)
Definition: spa/include/spa/support/loop.h:285
void(* destroy_source)(void *object, struct spa_source *source)
destroy a source allocated with this interface.
Definition: spa/include/spa/support/loop.h:328
int(* get_fd)(void *object)
Definition: spa/include/spa/support/loop.h:186
Control hooks.
Definition: spa/include/spa/support/loop.h:148
struct spa_interface iface
Definition: spa/include/spa/support/loop.h:36
void(* spa_source_io_func_t)(void *data, int fd, uint32_t mask)
Definition: spa/include/spa/support/loop.h:281
Definition: spa/include/spa/support/loop.h:42
void(* spa_source_timer_func_t)(void *data, uint64_t expirations)
Definition: spa/include/spa/support/loop.h:284
int(* iterate)(void *object, int timeout)
Perform one iteration of the loop.
Definition: spa/include/spa/support/loop.h:224
uint32_t version
Definition: spa/include/spa/support/loop.h:151
int(* spa_invoke_func_t)(struct spa_loop *loop, bool async, uint32_t seq, const void *data, size_t size, void *user_data)
Definition: spa/include/spa/support/loop.h:66
int fd
Definition: spa/include/spa/support/loop.h:59
void(* add_hook)(void *object, struct spa_hook *hook, const struct spa_loop_control_hooks *hooks, void *data)
Add a hook.
Definition: spa/include/spa/support/loop.h:194
void(* spa_source_event_func_t)(void *data, uint64_t count)
Definition: spa/include/spa/support/loop.h:283
struct spa_interface iface
Definition: spa/include/spa/support/loop.h:42
int(* add_source)(void *object, struct spa_source *source)
add a source to the loop
Definition: spa/include/spa/support/loop.h:84
void(* after)(void *data)
Executed right after waiting for events.
Definition: spa/include/spa/support/loop.h:157
int(* update_timer)(void *object, struct spa_source *source, struct timespec *value, struct timespec *interval, bool absolute)
Definition: spa/include/spa/support/loop.h:316
void(* spa_source_func_t)(struct spa_source *source)
Definition: spa/include/spa/support/loop.h:53
void(* spa_source_idle_func_t)(void *data)
Definition: spa/include/spa/support/loop.h:282
void(* enter)(void *object)
Enter a loop.
Definition: spa/include/spa/support/loop.h:206
Control an event loop.
Definition: spa/include/spa/support/loop.h:179
Register sources and work items to an event loop.
Definition: spa/include/spa/support/loop.h:76
int(* update_io)(void *object, struct spa_source *source, uint32_t mask)
Definition: spa/include/spa/support/loop.h:303
void(* leave)(void *object)
Leave a loop.
Definition: spa/include/spa/support/loop.h:213
Definition: spa/include/spa/support/loop.h:36
Definition: spa/include/spa/support/loop.h:48
void * data
Definition: spa/include/spa/support/loop.h:58
Create sources for an event loop.
Definition: spa/include/spa/support/loop.h:290
int(* update_source)(void *object, struct spa_source *source)
update the source io mask
Definition: spa/include/spa/support/loop.h:88