ble_evt_app.c 5.7 KB

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  1. /**
  2. * Copyright (c) 2015 - 2020, Nordic Semiconductor ASA
  3. *
  4. * All rights reserved.
  5. *
  6. * Redistribution and use in source and binary forms, with or without modification,
  7. * are permitted provided that the following conditions are met:
  8. *
  9. * 1. Redistributions of source code must retain the above copyright notice, this
  10. * list of conditions and the following disclaimer.
  11. *
  12. * 2. Redistributions in binary form, except as embedded into a Nordic
  13. * Semiconductor ASA integrated circuit in a product or a software update for
  14. * such product, must reproduce the above copyright notice, this list of
  15. * conditions and the following disclaimer in the documentation and/or other
  16. * materials provided with the distribution.
  17. *
  18. * 3. Neither the name of Nordic Semiconductor ASA nor the names of its
  19. * contributors may be used to endorse or promote products derived from this
  20. * software without specific prior written permission.
  21. *
  22. * 4. This software, with or without modification, must only be used with a
  23. * Nordic Semiconductor ASA integrated circuit.
  24. *
  25. * 5. Any software provided in binary form under this license must not be reverse
  26. * engineered, decompiled, modified and/or disassembled.
  27. *
  28. * THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
  29. * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  30. * OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
  31. * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
  32. * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  33. * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  34. * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  35. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  36. * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
  37. * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  38. *
  39. */
  40. #include "ble_serialization.h"
  41. #include "ble_struct_serialization.h"
  42. #include "cond_field_serialization.h"
  43. #include "app_util.h"
  44. #include "ble_evt_app.h"
  45. #include "app_ble_user_mem.h"
  46. // Helper definitions for common event type names to be compliant with
  47. // event serialization macros.
  48. #define ble_common_evt_tx_complete_t ble_evt_tx_complete_t
  49. #define ble_common_evt_user_mem_request_t ble_evt_user_mem_request_t
  50. #define ble_common_evt_user_mem_release_t ble_evt_user_mem_release_t
  51. #define ble_common_evt_data_length_changed_t ble_evt_data_length_changed_t
  52. extern ser_ble_user_mem_t m_app_user_mem_table[];
  53. uint32_t ble_evt_user_mem_release_dec(uint8_t const * const p_buf,
  54. uint32_t packet_len,
  55. ble_evt_t * const p_event,
  56. uint32_t * const p_event_len)
  57. {
  58. SER_EVT_DEC_BEGIN(BLE_EVT_USER_MEM_RELEASE, common, user_mem_release);
  59. SER_PULL_uint16(&p_event->evt.common_evt.conn_handle);
  60. SER_PULL_uint8(&p_event->evt.common_evt.params.user_mem_release.type);
  61. SER_PULL_uint16(&p_event->evt.common_evt.params.user_mem_release.mem_block.len);
  62. //Set the memory pointer to not-null value.
  63. p_event->evt.common_evt.params.user_mem_release.mem_block.p_mem = (uint8_t *)~0;
  64. SER_PULL_COND(&p_event->evt.common_evt.params.user_mem_release.mem_block.p_mem, NULL);
  65. if (p_event->evt.common_evt.params.user_mem_release.mem_block.p_mem)
  66. {
  67. // Using connection handle find which mem block to release in Application Processor
  68. uint32_t user_mem_table_index;
  69. err_code = app_ble_user_mem_context_find(p_event->evt.common_evt.conn_handle, &user_mem_table_index);
  70. SER_ASSERT(err_code == NRF_SUCCESS, err_code);
  71. p_event->evt.common_evt.params.user_mem_release.mem_block.p_mem =
  72. m_app_user_mem_table[user_mem_table_index].mem_block.p_mem;
  73. }
  74. // Now user memory context can be released
  75. err_code = app_ble_user_mem_context_destroy(p_event->evt.common_evt.conn_handle);
  76. SER_ASSERT(err_code == NRF_SUCCESS, err_code);
  77. SER_EVT_DEC_END;
  78. }
  79. uint32_t ble_evt_user_mem_request_dec(uint8_t const * const p_buf,
  80. uint32_t packet_len,
  81. ble_evt_t * const p_event,
  82. uint32_t * const p_event_len)
  83. {
  84. SER_EVT_DEC_BEGIN(BLE_EVT_USER_MEM_REQUEST, common, user_mem_request);
  85. SER_PULL_uint16(&p_event->evt.common_evt.conn_handle);
  86. SER_PULL_uint8(&p_event->evt.common_evt.params.user_mem_request.type);
  87. SER_EVT_DEC_END;
  88. }
  89. #if defined(NRF_SD_BLE_API_VERSION) && NRF_SD_BLE_API_VERSION < 4
  90. uint32_t ble_evt_tx_complete_dec(uint8_t const * const p_buf,
  91. uint32_t packet_len,
  92. ble_evt_t * const p_event,
  93. uint32_t * const p_event_len)
  94. {
  95. SER_EVT_DEC_BEGIN(BLE_EVT_TX_COMPLETE, common, tx_complete);
  96. SER_PULL_uint16(&p_event->evt.common_evt.conn_handle);
  97. SER_PULL_uint8(&p_event->evt.common_evt.params.tx_complete.count);
  98. SER_EVT_DEC_END;
  99. }
  100. uint32_t ble_evt_data_length_changed_dec(uint8_t const * const p_buf,
  101. uint32_t packet_len,
  102. ble_evt_t * const p_event,
  103. uint32_t * const p_event_len)
  104. {
  105. SER_EVT_DEC_BEGIN(BLE_EVT_DATA_LENGTH_CHANGED, common, data_length_changed);
  106. SER_PULL_uint16(&p_event->evt.common_evt.conn_handle);
  107. SER_PULL_FIELD(&p_event->evt.common_evt.params.data_length_changed, ble_evt_data_length_changed_t_dec);
  108. SER_EVT_DEC_END;
  109. }
  110. #endif