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document att.h

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matthias.ringwald@gmail.com 2014-01-09 20:58:27 +00:00
parent dd2731ded9
commit 5ede1dd8ae
1 changed files with 33 additions and 1 deletions
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34
ble/att.h
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@ -161,26 +161,58 @@ typedef int (*att_write_callback_t)(uint16_t handle, uint16_t transaction_mode,
// MARK: ATT Operations
/*
* @brief setup ATT database
*/
void att_set_db(uint8_t const * db);
/*
* @brief set callback for read of dynamic attributes
* @param callback
*/
void att_set_read_callback(att_read_callback_t callback);
/*
* @brief set callback for write of dynamic attributes
* @param callback
*/
void att_set_write_callback(att_write_callback_t callback);
/*
* @brief debug helper, dump ATT database to stdout using printf
*/
void att_dump_attributes(void);
// response buffer size = att_connection->mtu
/*
* @brief process ATT request against database and put response into response buffer
* @param att_connection used for mtu and security properties
* @param request_buffer, request_len: ATT request from clinet
* @param response_buffer for result
* @returns len of data in response buffer. 0 = no response
*/
uint16_t att_handle_request(att_connection_t * att_connection,
uint8_t * request_buffer,
uint16_t request_len,
uint8_t * response_buffer);
/*
* @brief setup value notification in response buffer for a given handle and value
* @param att_connection
* @param value, value_len: new attribute value
* @param response_buffer for notification
*/
uint16_t att_prepare_handle_value_notification(att_connection_t * att_connection,
uint16_t handle,
uint8_t *value,
uint16_t value_len,
uint8_t * response_buffer);
/*
* @brief setup value indication in response buffer for a given handle and value
* @param att_connection
* @param value, value_len: new attribute value
* @param response_buffer for indication
*/
uint16_t att_prepare_handle_value_indication(att_connection_t * att_connection,
uint16_t handle,
uint8_t *value,