diff options
Diffstat (limited to 'extmod/modbluetooth.h')
| -rw-r--r-- | extmod/modbluetooth.h | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/extmod/modbluetooth.h b/extmod/modbluetooth.h index bce28a6d1..8a3ab414f 100644 --- a/extmod/modbluetooth.h +++ b/extmod/modbluetooth.h @@ -47,6 +47,12 @@ #define MICROPY_PY_BLUETOOTH_GATTS_ON_READ_CALLBACK (0) #endif +// This is used to protect the ringbuffer. +#ifndef MICROPY_PY_BLUETOOTH_ENTER +#define MICROPY_PY_BLUETOOTH_ENTER mp_uint_t atomic_state = MICROPY_BEGIN_ATOMIC_SECTION(); +#define MICROPY_PY_BLUETOOTH_EXIT MICROPY_END_ATOMIC_SECTION(atomic_state); +#endif + // Common constants. #ifndef MP_BLUETOOTH_MAX_ATTR_SIZE #define MP_BLUETOOTH_MAX_ATTR_SIZE (20) @@ -247,7 +253,11 @@ void mp_bluetooth_gattc_on_characteristic_result(uint16_t conn_handle, uint16_t void mp_bluetooth_gattc_on_descriptor_result(uint16_t conn_handle, uint16_t handle, mp_obj_bluetooth_uuid_t *descriptor_uuid); // Notify modbluetooth that a read has completed with data (or notify/indicate data available, use `event` to disambiguate). -void mp_bluetooth_gattc_on_data_available(uint16_t event, uint16_t conn_handle, uint16_t value_handle, const uint8_t *data, size_t data_len); +// Note: these functions are to be called in a group protected by MICROPY_PY_BLUETOOTH_ENTER/EXIT. +// _start returns the number of bytes to submit to the calls to _chunk, followed by a call to _end. +size_t mp_bluetooth_gattc_on_data_available_start(uint16_t event, uint16_t conn_handle, uint16_t value_handle, size_t data_len); +void mp_bluetooth_gattc_on_data_available_chunk(const uint8_t *data, size_t data_len); +void mp_bluetooth_gattc_on_data_available_end(void); // Notify modbluetooth that a write has completed. void mp_bluetooth_gattc_on_write_status(uint16_t conn_handle, uint16_t value_handle, uint16_t status); |