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gatt_client: gatt_client_get_mtu returns 0 on error
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@ -290,6 +290,7 @@ uint8_t gatt_client_get_mtu(hci_con_handle_t con_handle, uint16_t * mtu){
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gatt_client_t * gatt_client;
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uint8_t status = gatt_client_provide_context_for_handle(con_handle, &gatt_client);
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if (status != ERROR_CODE_SUCCESS){
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*mtu = 0;
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return status;
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}
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@ -371,11 +371,11 @@ uint8_t gatt_client_le_enhanced_connect(btstack_packet_handler_t callback, hci_c
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* @brief MTU is available after the first query has completed. If status is equal to ERROR_CODE_SUCCESS, it returns the real value,
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* otherwise the default value ATT_DEFAULT_MTU (see bluetooth.h).
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* @param con_handle
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* @param mtu
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* @param mtu or 0 in case of error
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* @return status ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER if no HCI connection for con_handle is found
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* BTSTACK_MEMORY_ALLOC_FAILED if no GATT client for con_handle could be allocated
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* GATT_CLIENT_IN_WRONG_STATE if MTU is not exchanged and MTU auto-exchange is disabled
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* ERROR_CODE_SUCCESS if query is successfully registered
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* ERROR_CODE_SUCCESS on success
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*/
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uint8_t gatt_client_get_mtu(hci_con_handle_t con_handle, uint16_t * mtu);
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