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- /**
- * Copyright (c) 2014 - 2020, Nordic Semiconductor ASA
- *
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without modification,
- * are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice, this
- * list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form, except as embedded into a Nordic
- * Semiconductor ASA integrated circuit in a product or a software update for
- * such product, must reproduce the above copyright notice, this list of
- * conditions and the following disclaimer in the documentation and/or other
- * materials provided with the distribution.
- *
- * 3. Neither the name of Nordic Semiconductor ASA nor the names of its
- * contributors may be used to endorse or promote products derived from this
- * software without specific prior written permission.
- *
- * 4. This software, with or without modification, must only be used with a
- * Nordic Semiconductor ASA integrated circuit.
- *
- * 5. Any software provided in binary form under this license must not be reverse
- * engineered, decompiled, modified and/or disassembled.
- *
- * THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
- * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
- * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
- #include <string.h>
- #include "ble_l2cap_app.h"
- #include "ble_serialization.h"
- #include "ble_struct_serialization.h"
- #include "ble_l2cap_struct_serialization.h"
- #include "ble_gap.h"
- #include "app_util.h"
- #include "cond_field_serialization.h"
- #if defined(NRF_SD_BLE_API_VERSION) && NRF_SD_BLE_API_VERSION < 4
- uint32_t ble_l2cap_cid_register_req_enc(uint16_t cid,
- uint8_t * const p_buf,
- uint32_t * const p_buf_len)
- {
- uint32_t index = 0;
- uint32_t err_code = NRF_SUCCESS;
- SER_ASSERT_NOT_NULL(p_buf);
- SER_ASSERT_NOT_NULL(p_buf_len);
- SER_ASSERT_LENGTH_LEQ(index + 3, *p_buf_len);
- p_buf[index++] = SD_BLE_L2CAP_CID_REGISTER;
- err_code = uint16_t_enc(&cid, p_buf, *p_buf_len, &index);
- SER_ASSERT(err_code == NRF_SUCCESS, err_code);
- *p_buf_len = index;
- return err_code;
- }
- uint32_t ble_l2cap_cid_register_rsp_dec(uint8_t const * const p_buf,
- uint32_t packet_len,
- uint32_t * const p_result_code)
- {
- return ser_ble_cmd_rsp_dec(p_buf, packet_len, SD_BLE_L2CAP_CID_REGISTER, p_result_code);
- }
- uint32_t ble_l2cap_cid_unregister_req_enc(uint16_t cid,
- uint8_t * const p_buf,
- uint32_t * const p_buf_len)
- {
- uint32_t index = 0;
- uint32_t err_code = NRF_SUCCESS;
- SER_ASSERT_NOT_NULL(p_buf);
- SER_ASSERT_NOT_NULL(p_buf_len);
- SER_ASSERT_LENGTH_LEQ(index + 3, *p_buf_len);
- p_buf[index++] = SD_BLE_L2CAP_CID_UNREGISTER;
- err_code = uint16_t_enc(&cid, p_buf, *p_buf_len, &index);
- SER_ASSERT(err_code == NRF_SUCCESS, err_code);
- *p_buf_len = index;
- return err_code;
- }
- uint32_t ble_l2cap_cid_unregister_rsp_dec(uint8_t const * const p_buf,
- uint32_t packet_len,
- uint32_t * const p_result_code)
- {
- return ser_ble_cmd_rsp_dec(p_buf, packet_len, SD_BLE_L2CAP_CID_UNREGISTER, p_result_code);
- }
- uint32_t ble_l2cap_tx_req_enc(uint16_t conn_handle,
- ble_l2cap_header_t const * const p_l2cap_header,
- uint8_t const * const p_data,
- uint8_t * const p_buf,
- uint32_t * const p_buf_len)
- {
- uint32_t index = 0;
- uint32_t err_code = NRF_SUCCESS;
- SER_ASSERT_NOT_NULL(p_buf);
- SER_ASSERT_NOT_NULL(p_buf_len);
- SER_ASSERT_LENGTH_LEQ(1, *p_buf_len);
- p_buf[index++] = SD_BLE_L2CAP_TX;
- err_code = uint16_t_enc(&conn_handle, p_buf, *p_buf_len, &index);
- SER_ASSERT(err_code == NRF_SUCCESS, err_code);
- err_code = cond_field_enc(p_l2cap_header, p_buf, *p_buf_len, &index, ble_l2cap_header_t_enc);
- SER_ASSERT(err_code == NRF_SUCCESS, err_code);
- if (p_l2cap_header != NULL)
- {
- err_code = buf_enc(p_data, p_l2cap_header->len, p_buf, *p_buf_len, &index);
- }
- else
- {
- err_code = buf_enc(NULL, 0, p_buf, *p_buf_len, &index);
- }
- *p_buf_len = index;
- return err_code;
- }
- uint32_t ble_l2cap_tx_rsp_dec(uint8_t const * const p_buf,
- uint32_t packet_len,
- uint32_t * const p_result_code)
- {
- return ser_ble_cmd_rsp_dec(p_buf, packet_len, SD_BLE_L2CAP_TX, p_result_code);
- }
- #endif
- #if NRF_SD_BLE_API_VERSION >= 5
- uint32_t ble_l2cap_ch_setup_req_enc(uint16_t conn_handle,
- uint16_t * p_local_cid,
- ble_l2cap_ch_setup_params_t const *p_params,
- uint8_t * const p_buf,
- uint32_t * const p_buf_len)
- {
- SER_REQ_ENC_BEGIN(SD_BLE_L2CAP_CH_SETUP);
- SER_PUSH_uint16(&conn_handle);
- SER_PUSH_COND(p_local_cid, uint16_t_enc);
- SER_PUSH_COND(p_params, ble_l2cap_ch_setup_params_t_enc);
- SER_REQ_ENC_END;
- }
- uint32_t ble_l2cap_ch_setup_rsp_dec(uint8_t const * const p_buf,
- uint32_t packet_len,
- uint16_t * p_local_cid,
- uint32_t * const p_result_code)
- {
- SER_RSP_DEC_BEGIN(SD_BLE_L2CAP_CH_SETUP);
- SER_PULL_COND((void **)&p_local_cid, uint16_t_dec);
- SER_RSP_DEC_END;
- }
- uint32_t ble_l2cap_ch_release_req_enc(uint16_t conn_handle,
- uint16_t local_cid,
- uint8_t * const p_buf,
- uint32_t * const p_buf_len)
- {
- SER_REQ_ENC_BEGIN(SD_BLE_L2CAP_CH_RELEASE);
- SER_PUSH_uint16(&conn_handle);
- SER_PUSH_uint16(&local_cid);
- SER_REQ_ENC_END;
- }
- uint32_t ble_l2cap_ch_release_rsp_dec(uint8_t const * const p_buf,
- uint32_t packet_len,
- uint32_t * const p_result_code)
- {
- SER_RSP_DEC_RESULT_ONLY(SD_BLE_L2CAP_CH_RELEASE);
- }
- uint32_t ble_l2cap_ch_rx_req_enc(uint16_t conn_handle,
- uint16_t local_cid,
- ble_data_t const *p_sdu_buf,
- uint8_t * const p_buf,
- uint32_t * const p_buf_len)
- {
- SER_REQ_ENC_BEGIN(SD_BLE_L2CAP_CH_RX);
- SER_PUSH_uint16(&conn_handle);
- SER_PUSH_uint16(&local_cid);
- SER_PUSH_COND(p_sdu_buf, NULL);
- if (p_sdu_buf)
- {
- SER_PUSH_uint16(&p_sdu_buf->len);
- SER_PUSH_uint32(&p_sdu_buf->p_data);
- }
- SER_REQ_ENC_END;
- }
- uint32_t ble_l2cap_ch_rx_rsp_dec(uint8_t const * const p_buf,
- uint32_t packet_len,
- uint32_t * const p_result_code)
- {
- SER_RSP_DEC_RESULT_ONLY(SD_BLE_L2CAP_CH_RX);
- }
- uint32_t ble_l2cap_ch_tx_req_enc(uint16_t conn_handle,
- uint16_t local_cid,
- ble_data_t const *p_sdu_buf,
- uint8_t * const p_buf,
- uint32_t * const p_buf_len)
- {
- SER_REQ_ENC_BEGIN(SD_BLE_L2CAP_CH_TX);
- SER_PUSH_uint16(&conn_handle);
- SER_PUSH_uint16(&local_cid);
- SER_PUSH_COND(p_sdu_buf, NULL);
- if (p_sdu_buf)
- {
- SER_PUSH_uint32(&p_sdu_buf->p_data);
- SER_PUSH_uint16(&p_sdu_buf->len);
- SER_PUSH_buf(p_sdu_buf->p_data, p_sdu_buf->len);
- }
- SER_REQ_ENC_END;
- }
- uint32_t ble_l2cap_ch_tx_rsp_dec(uint8_t const * const p_buf,
- uint32_t packet_len,
- uint32_t * const p_result_code)
- {
- SER_RSP_DEC_RESULT_ONLY(SD_BLE_L2CAP_CH_TX);
- }
- uint32_t ble_l2cap_ch_flow_control_req_enc(uint16_t conn_handle,
- uint16_t local_cid,
- uint16_t credits,
- uint16_t *p_credits,
- uint8_t * const p_buf,
- uint32_t * const p_buf_len)
- {
- SER_REQ_ENC_BEGIN(SD_BLE_L2CAP_CH_FLOW_CONTROL);
- SER_PUSH_uint16(&conn_handle);
- SER_PUSH_uint16(&local_cid);
- SER_PUSH_uint16(&credits);
- SER_PUSH_COND(p_credits, NULL);
- SER_REQ_ENC_END;
- }
- uint32_t ble_l2cap_ch_flow_control_rsp_dec(uint8_t const * const p_buf,
- uint32_t packet_len,
- uint16_t * p_credits,
- uint32_t * const p_result_code)
- {
- SER_RSP_DEC_BEGIN(SD_BLE_L2CAP_CH_FLOW_CONTROL);
- SER_PULL_COND((void **)&p_credits, uint16_t_dec);
- SER_RSP_DEC_END;
- }
- #endif //NRF_SD_BLE_API_VERSION >= 5
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