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runloop: add callback type enum, add flags to btstack_data_source_t

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This commit is contained in:
Matthias Ringwald 2016-03-24 19:27:42 +01:00
parent 12754bbe05
commit 5ed061810d
1 changed files with 16 additions and 3 deletions
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19
src/btstack_run_loop.h
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@ -59,9 +59,14 @@ extern "C" {
#endif
typedef struct btstack_data_source {
//
btstack_linked_item_t item;
int fd; // <-- file descriptor to watch or 0
int (*process)(struct btstack_data_source *ds); // <-- do processing
// file descriptor to watch for run loops that support file descriptors
int fd;
// callback to call for enabled callback types
int (*process)(struct btstack_data_source *ds);
// flags storing enabled callback types
uint16_t flags;
} btstack_data_source_t;
typedef struct btstack_timer_source {
@ -92,9 +97,17 @@ typedef struct btstack_run_loop {
void btstack_run_loop_timer_dump(void);
/* API_START */
/**
* possible callback types for run loop data sources
*/
typedef enum {
DATA_SOURCE_CALLBACK_POLL = 1 << 0,
DATA_SOURCE_CALLBACK_READ = 1 << 1,
DATA_SOURCE_CALLBACK_WRITE = 1 << 2,
} btstack_data_source_callback_type_t;
/**
* @brief Init main run loop. Must be called before any other run loop call.
*