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Diffstat (limited to 'thirdparty/nRF5_SDK_15.0.0_a53641a/components/ble/ble_services/ble_lbs/ble_lbs.c')
| -rw-r--r-- | thirdparty/nRF5_SDK_15.0.0_a53641a/components/ble/ble_services/ble_lbs/ble_lbs.c | 235 |
1 files changed, 235 insertions, 0 deletions
diff --git a/thirdparty/nRF5_SDK_15.0.0_a53641a/components/ble/ble_services/ble_lbs/ble_lbs.c b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/ble/ble_services/ble_lbs/ble_lbs.c new file mode 100644 index 0000000..09adc92 --- /dev/null +++ b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/ble/ble_services/ble_lbs/ble_lbs.c @@ -0,0 +1,235 @@ +/** + * Copyright (c) 2013 - 2018, 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 "sdk_common.h" +#if NRF_MODULE_ENABLED(BLE_LBS) +#include "ble_lbs.h" +#include "ble_srv_common.h" + + +/**@brief Function for handling the Write event. + * + * @param[in] p_lbs LED Button Service structure. + * @param[in] p_ble_evt Event received from the BLE stack. + */ +static void on_write(ble_lbs_t * p_lbs, ble_evt_t const * p_ble_evt) +{ + ble_gatts_evt_write_t const * p_evt_write = &p_ble_evt->evt.gatts_evt.params.write; + + if ( (p_evt_write->handle == p_lbs->led_char_handles.value_handle) + && (p_evt_write->len == 1) + && (p_lbs->led_write_handler != NULL)) + { + p_lbs->led_write_handler(p_ble_evt->evt.gap_evt.conn_handle, p_lbs, p_evt_write->data[0]); + } +} + + +void ble_lbs_on_ble_evt(ble_evt_t const * p_ble_evt, void * p_context) +{ + ble_lbs_t * p_lbs = (ble_lbs_t *)p_context; + + switch (p_ble_evt->header.evt_id) + { + case BLE_GATTS_EVT_WRITE: + on_write(p_lbs, p_ble_evt); + break; + + default: + // No implementation needed. + break; + } +} + + +/**@brief Function for adding the LED Characteristic. + * + * @param[in] p_lbs LED Button Service structure. + * @param[in] p_lbs_init LED Button Service initialization structure. + * + * @retval NRF_SUCCESS on success, else an error value from the SoftDevice + */ +static uint32_t led_char_add(ble_lbs_t * p_lbs, const ble_lbs_init_t * p_lbs_init) +{ + ble_gatts_char_md_t char_md; + ble_gatts_attr_t attr_char_value; + ble_uuid_t ble_uuid; + ble_gatts_attr_md_t attr_md; + + memset(&char_md, 0, sizeof(char_md)); + + char_md.char_props.read = 1; + char_md.char_props.write = 1; + char_md.p_char_user_desc = NULL; + char_md.p_char_pf = NULL; + char_md.p_user_desc_md = NULL; + char_md.p_cccd_md = NULL; + char_md.p_sccd_md = NULL; + + ble_uuid.type = p_lbs->uuid_type; + ble_uuid.uuid = LBS_UUID_LED_CHAR; + + memset(&attr_md, 0, sizeof(attr_md)); + + BLE_GAP_CONN_SEC_MODE_SET_OPEN(&attr_md.read_perm); + BLE_GAP_CONN_SEC_MODE_SET_OPEN(&attr_md.write_perm); + attr_md.vloc = BLE_GATTS_VLOC_STACK; + attr_md.rd_auth = 0; + attr_md.wr_auth = 0; + attr_md.vlen = 0; + + memset(&attr_char_value, 0, sizeof(attr_char_value)); + + attr_char_value.p_uuid = &ble_uuid; + attr_char_value.p_attr_md = &attr_md; + attr_char_value.init_len = sizeof(uint8_t); + attr_char_value.init_offs = 0; + attr_char_value.max_len = sizeof(uint8_t); + attr_char_value.p_value = NULL; + + return sd_ble_gatts_characteristic_add(p_lbs->service_handle, + &char_md, + &attr_char_value, + &p_lbs->led_char_handles); +} + + +/**@brief Function for adding the Button Characteristic. + * + * @param[in] p_lbs LED Button Service structure. + * @param[in] p_lbs_init LED Button Service initialization structure. + * + * @retval NRF_SUCCESS on success, else an error value from the SoftDevice + */ +static uint32_t button_char_add(ble_lbs_t * p_lbs, const ble_lbs_init_t * p_lbs_init) +{ + ble_gatts_char_md_t char_md; + ble_gatts_attr_md_t cccd_md; + ble_gatts_attr_t attr_char_value; + ble_uuid_t ble_uuid; + ble_gatts_attr_md_t attr_md; + + memset(&cccd_md, 0, sizeof(cccd_md)); + + BLE_GAP_CONN_SEC_MODE_SET_OPEN(&cccd_md.read_perm); + BLE_GAP_CONN_SEC_MODE_SET_OPEN(&cccd_md.write_perm); + cccd_md.vloc = BLE_GATTS_VLOC_STACK; + + memset(&char_md, 0, sizeof(char_md)); + + char_md.char_props.read = 1; + char_md.char_props.notify = 1; + char_md.p_char_user_desc = NULL; + char_md.p_char_pf = NULL; + char_md.p_user_desc_md = NULL; + char_md.p_cccd_md = &cccd_md; + char_md.p_sccd_md = NULL; + + ble_uuid.type = p_lbs->uuid_type; + ble_uuid.uuid = LBS_UUID_BUTTON_CHAR; + + memset(&attr_md, 0, sizeof(attr_md)); + + BLE_GAP_CONN_SEC_MODE_SET_OPEN(&attr_md.read_perm); + BLE_GAP_CONN_SEC_MODE_SET_NO_ACCESS(&attr_md.write_perm); + attr_md.vloc = BLE_GATTS_VLOC_STACK; + attr_md.rd_auth = 0; + attr_md.wr_auth = 0; + attr_md.vlen = 0; + + memset(&attr_char_value, 0, sizeof(attr_char_value)); + + attr_char_value.p_uuid = &ble_uuid; + attr_char_value.p_attr_md = &attr_md; + attr_char_value.init_len = sizeof(uint8_t); + attr_char_value.init_offs = 0; + attr_char_value.max_len = sizeof(uint8_t); + attr_char_value.p_value = NULL; + + return sd_ble_gatts_characteristic_add(p_lbs->service_handle, + &char_md, + &attr_char_value, + &p_lbs->button_char_handles); +} + + +uint32_t ble_lbs_init(ble_lbs_t * p_lbs, const ble_lbs_init_t * p_lbs_init) +{ + uint32_t err_code; + ble_uuid_t ble_uuid; + + // Initialize service structure. + p_lbs->led_write_handler = p_lbs_init->led_write_handler; + + // Add service. + ble_uuid128_t base_uuid = {LBS_UUID_BASE}; + err_code = sd_ble_uuid_vs_add(&base_uuid, &p_lbs->uuid_type); + VERIFY_SUCCESS(err_code); + + ble_uuid.type = p_lbs->uuid_type; + ble_uuid.uuid = LBS_UUID_SERVICE; + + err_code = sd_ble_gatts_service_add(BLE_GATTS_SRVC_TYPE_PRIMARY, &ble_uuid, &p_lbs->service_handle); + VERIFY_SUCCESS(err_code); + + // Add characteristics. + err_code = button_char_add(p_lbs, p_lbs_init); + VERIFY_SUCCESS(err_code); + + err_code = led_char_add(p_lbs, p_lbs_init); + VERIFY_SUCCESS(err_code); + + return NRF_SUCCESS; +} + + +uint32_t ble_lbs_on_button_change(uint16_t conn_handle, ble_lbs_t * p_lbs, uint8_t button_state) +{ + ble_gatts_hvx_params_t params; + uint16_t len = sizeof(button_state); + + memset(¶ms, 0, sizeof(params)); + params.type = BLE_GATT_HVX_NOTIFICATION; + params.handle = p_lbs->button_char_handles.value_handle; + params.p_data = &button_state; + params.p_len = &len; + + return sd_ble_gatts_hvx(conn_handle, ¶ms); +} +#endif // NRF_MODULE_ENABLED(BLE_LBS) |