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nrf5/sdk: Adding template functions for attribute read/write/notify in bluetooth le driver.

This commit is contained in:
Glenn Ruben Bakke 2017-02-18 21:11:39 +01:00
parent 9a08ed1a08
commit 98358e4400
2 changed files with 59 additions and 0 deletions
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53
nrf5/sdk/ble_drv.c
View File

@ -520,6 +520,59 @@ bool ble_drv_advertise_data(ubluepy_advertise_data_t * p_adv_params) {
return true;
}
void ble_drv_attr_read(uint16_t conn_handle, uint16_t handle, uint16_t len, uint8_t * p_data) {
ble_gatts_value_t gatts_value;
memset(&gatts_value, 0, sizeof(gatts_value));
gatts_value.len = len;
gatts_value.offset = 0;
gatts_value.p_value = p_data;
uint32_t err_code = sd_ble_gatts_value_get(conn_handle,
handle,
&gatts_value);
if (err_code != 0) {
nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_OSError,
"Can not read attribute value. status: 0x" HEX2_FMT, (uint16_t)err_code));
}
}
void ble_drv_attr_write(uint16_t conn_handle, uint16_t handle, uint16_t len, uint8_t * p_data) {
ble_gatts_value_t gatts_value;
memset(&gatts_value, 0, sizeof(gatts_value));
gatts_value.len = len;
gatts_value.offset = 0;
gatts_value.p_value = p_data;
uint32_t err_code = sd_ble_gatts_value_set(conn_handle, handle, &gatts_value);
if (err_code != 0) {
nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_OSError,
"Can not write attribute value. status: 0x" HEX2_FMT, (uint16_t)err_code));
}
}
void ble_drv_attr_notif(uint16_t conn_handle, uint16_t handle, uint16_t len, uint8_t * p_data) {
uint16_t hvx_len = len;
ble_gatts_hvx_params_t hvx_params;
memset(&hvx_params, 0, sizeof(hvx_params));
hvx_params.handle = handle;
hvx_params.type = BLE_GATT_HVX_NOTIFICATION;
hvx_params.offset = 0;
hvx_params.p_len = &hvx_len;
hvx_params.p_data = p_data;
uint32_t err_code = sd_ble_gatts_hvx(conn_handle, &hvx_params);
if (err_code != 0) {
nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_OSError,
"Can not notify attribute value. status: 0x" HEX2_FMT, (uint16_t)err_code));
}
}
void ble_drv_gap_event_handler_set(mp_obj_t obj, ubluepy_gap_evt_callback_t evt_handler) {
mp_observer = obj;
ubluepy_gap_event_handler = evt_handler;

6
nrf5/sdk/ble_drv.h
View File

@ -52,4 +52,10 @@ bool ble_drv_advertise_data(ubluepy_advertise_data_t * p_adv_params);
void ble_drv_gap_event_handler_set(mp_obj_t obs, ubluepy_gap_evt_callback_t evt_handler);
void ble_drv_attr_read(uint16_t conn_handle, uint16_t handle, uint16_t len, uint8_t * p_data);
void ble_drv_attr_write(uint16_t conn_handle, uint16_t handle, uint16_t len, uint8_t * p_data);
void ble_drv_attr_notif(uint16_t conn_handle, uint16_t handle, uint16_t len, uint8_t * p_data);
#endif // BLUETOOTH_LE_DRIVER_H__