gatt_client.c (8183ac30e3e8b86d5fa7520022dfb6ea66927e2a) gatt_client.c (a94d23eaebfede58bf9fb58975795b387dd511df)
1/*
2 * Copyright (C) 2014 BlueKitchen GmbH
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright

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2655uint8_t gatt_client_discover_characteristics_for_service_by_uuid16(btstack_packet_handler_t callback, hci_con_handle_t con_handle, gatt_client_service_t * service, uint16_t uuid16){
2656 return gatt_client_discover_characteristics_for_handle_range_by_uuid16(callback, con_handle, service->start_group_handle, service->end_group_handle, uuid16);
2657}
2658
2659uint8_t gatt_client_discover_characteristics_for_service_by_uuid128(btstack_packet_handler_t callback, hci_con_handle_t con_handle, gatt_client_service_t * service, const uint8_t * uuid128){
2660 return gatt_client_discover_characteristics_for_handle_range_by_uuid128(callback, con_handle, service->start_group_handle, service->end_group_handle, uuid128);
2661}
2662
1/*
2 * Copyright (C) 2014 BlueKitchen GmbH
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright

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2655uint8_t gatt_client_discover_characteristics_for_service_by_uuid16(btstack_packet_handler_t callback, hci_con_handle_t con_handle, gatt_client_service_t * service, uint16_t uuid16){
2656 return gatt_client_discover_characteristics_for_handle_range_by_uuid16(callback, con_handle, service->start_group_handle, service->end_group_handle, uuid16);
2657}
2658
2659uint8_t gatt_client_discover_characteristics_for_service_by_uuid128(btstack_packet_handler_t callback, hci_con_handle_t con_handle, gatt_client_service_t * service, const uint8_t * uuid128){
2660 return gatt_client_discover_characteristics_for_handle_range_by_uuid128(callback, con_handle, service->start_group_handle, service->end_group_handle, uuid128);
2661}
2662
2663uint8_t gatt_client_discover_characteristic_descriptors(btstack_packet_handler_t callback, hci_con_handle_t con_handle, gatt_client_characteristic_t * characteristic){
2663uint8_t gatt_client_discover_characteristic_descriptors_with_context(btstack_packet_handler_t callback, hci_con_handle_t con_handle,
2664 gatt_client_characteristic_t * characteristic, uint16_t service_id, uint16_t connection_id){
2664 gatt_client_t * gatt_client;
2665 uint8_t status = gatt_client_provide_context_for_request(con_handle, &gatt_client);
2666 if (status != ERROR_CODE_SUCCESS){
2667 return status;
2668 }
2669
2665 gatt_client_t * gatt_client;
2666 uint8_t status = gatt_client_provide_context_for_request(con_handle, &gatt_client);
2667 if (status != ERROR_CODE_SUCCESS){
2668 return status;
2669 }
2670
2671 gatt_client->service_id = service_id;
2672 gatt_client->connection_id = connection_id;
2673
2670 // check if there is space for characteristics descriptors
2671 if (characteristic->end_handle > characteristic->value_handle){
2672 gatt_client->callback = callback;
2673 gatt_client->start_group_handle = characteristic->value_handle + 1u;
2674 gatt_client->end_group_handle = characteristic->end_handle;
2675 gatt_client->state = P_W2_SEND_ALL_CHARACTERISTIC_DESCRIPTORS_QUERY;
2676 gatt_client_run();
2677 } else {
2678 // schedule gatt complete event on next run loop iteration otherwise
2679 gatt_client->state = P_W2_EMIT_QUERY_COMPLETE_EVENT;
2680 gatt_client_deferred_event_emit.callback = gatt_client_emit_events;
2681 btstack_run_loop_execute_on_main_thread(&gatt_client_deferred_event_emit);
2682 }
2683 return ERROR_CODE_SUCCESS;
2684}
2685
2674 // check if there is space for characteristics descriptors
2675 if (characteristic->end_handle > characteristic->value_handle){
2676 gatt_client->callback = callback;
2677 gatt_client->start_group_handle = characteristic->value_handle + 1u;
2678 gatt_client->end_group_handle = characteristic->end_handle;
2679 gatt_client->state = P_W2_SEND_ALL_CHARACTERISTIC_DESCRIPTORS_QUERY;
2680 gatt_client_run();
2681 } else {
2682 // schedule gatt complete event on next run loop iteration otherwise
2683 gatt_client->state = P_W2_EMIT_QUERY_COMPLETE_EVENT;
2684 gatt_client_deferred_event_emit.callback = gatt_client_emit_events;
2685 btstack_run_loop_execute_on_main_thread(&gatt_client_deferred_event_emit);
2686 }
2687 return ERROR_CODE_SUCCESS;
2688}
2689
2690uint8_t gatt_client_discover_characteristic_descriptors(btstack_packet_handler_t callback, hci_con_handle_t con_handle, gatt_client_characteristic_t * characteristic){
2691 return gatt_client_discover_characteristic_descriptors_with_context(callback, con_handle, characteristic, 0, 0);
2692}
2693
2686uint8_t gatt_client_read_value_of_characteristic_using_value_handle(btstack_packet_handler_t callback, hci_con_handle_t con_handle, uint16_t value_handle){
2687 gatt_client_t * gatt_client;
2688 uint8_t status = gatt_client_provide_context_for_request(con_handle, &gatt_client);
2689 if (status != ERROR_CODE_SUCCESS){
2690 return status;
2691 }
2692
2693 gatt_client->callback = callback;

--- 1099 unchanged lines hidden --- 		2694uint8_t gatt_client_read_value_of_characteristic_using_value_handle(btstack_packet_handler_t callback, hci_con_handle_t con_handle, uint16_t value_handle){
2695 gatt_client_t * gatt_client;
2696 uint8_t status = gatt_client_provide_context_for_request(con_handle, &gatt_client);
2697 if (status != ERROR_CODE_SUCCESS){
2698 return status;
2699 }
2700
2701 gatt_client->callback = callback;

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