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Fork of nRF51822 by
nRF51GattServer.cpp@336:6ac9e1b34de0, 2015-06-19 (annotated)
- Committer:
- rgrover1
- Date:
- Fri Jun 19 15:55:33 2015 +0100
- Revision:
- 336:6ac9e1b34de0
- Parent:
- 180:5082f66bb16e
- Child:
- 340:775dab2ff027
Synchronized with git rev 3bea28cf
Author: Rohit Grover
cleanup around GattCallbackParamTypes
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Rohit Grover |
22:c6ee8136847e | 1 | /* mbed Microcontroller Library |
Rohit Grover |
22:c6ee8136847e | 2 | * Copyright (c) 2006-2013 ARM Limited |
Rohit Grover |
22:c6ee8136847e | 3 | * |
Rohit Grover |
22:c6ee8136847e | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
Rohit Grover |
22:c6ee8136847e | 5 | * you may not use this file except in compliance with the License. |
Rohit Grover |
22:c6ee8136847e | 6 | * You may obtain a copy of the License at |
Rohit Grover |
22:c6ee8136847e | 7 | * |
Rohit Grover |
22:c6ee8136847e | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
Rohit Grover |
22:c6ee8136847e | 9 | * |
Rohit Grover |
22:c6ee8136847e | 10 | * Unless required by applicable law or agreed to in writing, software |
Rohit Grover |
22:c6ee8136847e | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
Rohit Grover |
22:c6ee8136847e | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
Rohit Grover |
22:c6ee8136847e | 13 | * See the License for the specific language governing permissions and |
Rohit Grover |
22:c6ee8136847e | 14 | * limitations under the License. |
Rohit Grover |
22:c6ee8136847e | 15 | */ |
Rohit Grover |
22:c6ee8136847e | 16 | |
Rohit Grover |
22:c6ee8136847e | 17 | #include "nRF51GattServer.h" |
Rohit Grover |
22:c6ee8136847e | 18 | #include "mbed.h" |
Rohit Grover |
22:c6ee8136847e | 19 | |
Rohit Grover |
22:c6ee8136847e | 20 | #include "common/common.h" |
Rohit Grover |
22:c6ee8136847e | 21 | #include "btle/custom/custom_helper.h" |
Rohit Grover |
22:c6ee8136847e | 22 | |
Rohit Grover |
22:c6ee8136847e | 23 | #include "nRF51Gap.h" |
Rohit Grover |
22:c6ee8136847e | 24 | |
rgrover1 | 180:5082f66bb16e | 25 | nRF51GattServer &nRF51GattServer::getInstance(void) { |
rgrover1 | 180:5082f66bb16e | 26 | static nRF51GattServer m_instance; |
rgrover1 | 180:5082f66bb16e | 27 | return m_instance; |
rgrover1 | 180:5082f66bb16e | 28 | } |
rgrover1 | 180:5082f66bb16e | 29 | |
Rohit Grover |
22:c6ee8136847e | 30 | /**************************************************************************/ |
Rohit Grover |
22:c6ee8136847e | 31 | /*! |
Rohit Grover |
22:c6ee8136847e | 32 | @brief Adds a new service to the GATT table on the peripheral |
Rohit Grover |
22:c6ee8136847e | 33 | |
Rohit Grover |
22:c6ee8136847e | 34 | @returns ble_error_t |
Rohit Grover |
22:c6ee8136847e | 35 | |
Rohit Grover |
22:c6ee8136847e | 36 | @retval BLE_ERROR_NONE |
Rohit Grover |
22:c6ee8136847e | 37 | Everything executed properly |
Rohit Grover |
22:c6ee8136847e | 38 | |
Rohit Grover |
22:c6ee8136847e | 39 | @section EXAMPLE |
Rohit Grover |
22:c6ee8136847e | 40 | |
Rohit Grover |
22:c6ee8136847e | 41 | @code |
Rohit Grover |
22:c6ee8136847e | 42 | |
Rohit Grover |
22:c6ee8136847e | 43 | @endcode |
Rohit Grover |
22:c6ee8136847e | 44 | */ |
Rohit Grover |
22:c6ee8136847e | 45 | /**************************************************************************/ |
Rohit Grover |
22:c6ee8136847e | 46 | ble_error_t nRF51GattServer::addService(GattService &service) |
Rohit Grover |
22:c6ee8136847e | 47 | { |
Rohit Grover |
22:c6ee8136847e | 48 | /* ToDo: Make sure we don't overflow the array, etc. */ |
Rohit Grover |
22:c6ee8136847e | 49 | /* ToDo: Make sure this service UUID doesn't already exist (?) */ |
Rohit Grover |
22:c6ee8136847e | 50 | /* ToDo: Basic validation */ |
Rohit Grover |
22:c6ee8136847e | 51 | |
Rohit Grover |
22:c6ee8136847e | 52 | /* Add the service to the nRF51 */ |
Rohit Grover |
22:c6ee8136847e | 53 | ble_uuid_t nordicUUID; |
Rohit Grover |
22:c6ee8136847e | 54 | nordicUUID = custom_convert_to_nordic_uuid(service.getUUID()); |
Rohit Grover |
29:cee837a465a1 | 55 | |
Rohit Grover |
29:cee837a465a1 | 56 | uint16_t serviceHandle; |
Rohit Grover |
22:c6ee8136847e | 57 | ASSERT( ERROR_NONE == |
Rohit Grover |
22:c6ee8136847e | 58 | sd_ble_gatts_service_add(BLE_GATTS_SRVC_TYPE_PRIMARY, |
Rohit Grover |
22:c6ee8136847e | 59 | &nordicUUID, |
Rohit Grover |
29:cee837a465a1 | 60 | &serviceHandle), |
Rohit Grover |
22:c6ee8136847e | 61 | BLE_ERROR_PARAM_OUT_OF_RANGE ); |
Rohit Grover |
29:cee837a465a1 | 62 | service.setHandle(serviceHandle); |
Rohit Grover |
22:c6ee8136847e | 63 | |
Rohit Grover |
22:c6ee8136847e | 64 | /* Add characteristics to the service */ |
Rohit Grover |
22:c6ee8136847e | 65 | for (uint8_t i = 0; i < service.getCharacteristicCount(); i++) { |
Rohit Grover |
22:c6ee8136847e | 66 | GattCharacteristic *p_char = service.getCharacteristic(i); |
Rohit Grover |
22:c6ee8136847e | 67 | |
Rohit Grover |
66:b3680699d9a4 | 68 | /* Skip any incompletely defined, read-only characteristics. */ |
Rohit Grover |
66:b3680699d9a4 | 69 | if ((p_char->getValueAttribute().getValuePtr() == NULL) && |
Rohit Grover |
66:b3680699d9a4 | 70 | (p_char->getValueAttribute().getInitialLength() == 0) && |
Rohit Grover |
66:b3680699d9a4 | 71 | (p_char->getProperties() == GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ)) { |
Rohit Grover |
66:b3680699d9a4 | 72 | continue; |
Rohit Grover |
66:b3680699d9a4 | 73 | } |
Rohit Grover |
66:b3680699d9a4 | 74 | |
carlescufi | 55:9689ec201907 | 75 | nordicUUID = custom_convert_to_nordic_uuid(p_char->getValueAttribute().getUUID()); |
Rohit Grover |
22:c6ee8136847e | 76 | |
rgrover1 | 119:3ba3e377b972 | 77 | /* The user-description descriptor is a special case which needs to be |
rgrover1 | 119:3ba3e377b972 | 78 | * handled at the time of adding the characteristic. The following block |
rgrover1 | 119:3ba3e377b972 | 79 | * is meant to discover its presence. */ |
rgrover1 | 119:3ba3e377b972 | 80 | const uint8_t *userDescriptionDescriptorValuePtr = NULL; |
rgrover1 | 119:3ba3e377b972 | 81 | uint16_t userDescriptionDescriptorValueLen = 0; |
rgrover1 | 119:3ba3e377b972 | 82 | for (uint8_t j = 0; j < p_char->getDescriptorCount(); j++) { |
rgrover1 | 119:3ba3e377b972 | 83 | GattAttribute *p_desc = p_char->getDescriptor(j); |
rgrover1 | 119:3ba3e377b972 | 84 | if (p_desc->getUUID() == BLE_UUID_DESCRIPTOR_CHAR_USER_DESC) { |
rgrover1 | 119:3ba3e377b972 | 85 | userDescriptionDescriptorValuePtr = p_desc->getValuePtr(); |
rgrover1 | 119:3ba3e377b972 | 86 | userDescriptionDescriptorValueLen = p_desc->getLength(); |
rgrover1 | 119:3ba3e377b972 | 87 | } |
rgrover1 | 119:3ba3e377b972 | 88 | } |
rgrover1 | 119:3ba3e377b972 | 89 | |
Rohit Grover |
22:c6ee8136847e | 90 | ASSERT ( ERROR_NONE == |
carlescufi | 54:e2294c844c83 | 91 | custom_add_in_characteristic(BLE_GATT_HANDLE_INVALID, |
Rohit Grover |
22:c6ee8136847e | 92 | &nordicUUID, |
Rohit Grover |
22:c6ee8136847e | 93 | p_char->getProperties(), |
rgrover1 | 131:b21411170d00 | 94 | p_char->getRequiredSecurity(), |
carlescufi | 55:9689ec201907 | 95 | p_char->getValueAttribute().getValuePtr(), |
carlescufi | 55:9689ec201907 | 96 | p_char->getValueAttribute().getInitialLength(), |
carlescufi | 55:9689ec201907 | 97 | p_char->getValueAttribute().getMaxLength(), |
rgrover1 | 119:3ba3e377b972 | 98 | userDescriptionDescriptorValuePtr, |
rgrover1 | 119:3ba3e377b972 | 99 | userDescriptionDescriptorValueLen, |
rgrover1 | 83:71302acf1804 | 100 | p_char->isReadAuthorizationEnabled(), |
rgrover1 | 82:6c51cbe4bc12 | 101 | p_char->isWriteAuthorizationEnabled(), |
Rohit Grover |
22:c6ee8136847e | 102 | &nrfCharacteristicHandles[characteristicCount]), |
Rohit Grover |
22:c6ee8136847e | 103 | BLE_ERROR_PARAM_OUT_OF_RANGE ); |
Rohit Grover |
22:c6ee8136847e | 104 | |
Rohit Grover |
22:c6ee8136847e | 105 | /* Update the characteristic handle */ |
Rohit Grover |
28:fdc1a88a80c8 | 106 | uint16_t charHandle = characteristicCount; |
Rohit Grover |
22:c6ee8136847e | 107 | p_characteristics[characteristicCount++] = p_char; |
Rohit Grover |
28:fdc1a88a80c8 | 108 | |
carlescufi | 55:9689ec201907 | 109 | p_char->getValueAttribute().setHandle(charHandle); |
Rohit Grover |
56:a1071b629aa3 | 110 | |
carlescufi | 54:e2294c844c83 | 111 | /* Add optional descriptors if any */ |
carlescufi | 54:e2294c844c83 | 112 | /* ToDo: Make sure we don't overflow the array */ |
carlescufi | 54:e2294c844c83 | 113 | for (uint8_t j = 0; j < p_char->getDescriptorCount(); j++) { |
rgrover1 | 118:f9e5e2935c5c | 114 | GattAttribute *p_desc = p_char->getDescriptor(j); |
rgrover1 | 119:3ba3e377b972 | 115 | /* skip the user-description-descriptor here; this has already been handled when adding the characteristic (above). */ |
rgrover1 | 119:3ba3e377b972 | 116 | if (p_desc->getUUID() == BLE_UUID_DESCRIPTOR_CHAR_USER_DESC) { |
rgrover1 | 119:3ba3e377b972 | 117 | continue; |
rgrover1 | 119:3ba3e377b972 | 118 | } |
carlescufi | 54:e2294c844c83 | 119 | |
rgrover1 | 118:f9e5e2935c5c | 120 | nordicUUID = custom_convert_to_nordic_uuid(p_desc->getUUID()); |
carlescufi | 54:e2294c844c83 | 121 | |
rgrover1 | 118:f9e5e2935c5c | 122 | ASSERT(ERROR_NONE == |
rgrover1 | 118:f9e5e2935c5c | 123 | custom_add_in_descriptor(BLE_GATT_HANDLE_INVALID, |
rgrover1 | 118:f9e5e2935c5c | 124 | &nordicUUID, |
rgrover1 | 118:f9e5e2935c5c | 125 | p_desc->getValuePtr(), |
rgrover1 | 118:f9e5e2935c5c | 126 | p_desc->getInitialLength(), |
rgrover1 | 118:f9e5e2935c5c | 127 | p_desc->getMaxLength(), |
rgrover1 | 118:f9e5e2935c5c | 128 | &nrfDescriptorHandles[descriptorCount]), |
rgrover1 | 118:f9e5e2935c5c | 129 | BLE_ERROR_PARAM_OUT_OF_RANGE); |
carlescufi | 54:e2294c844c83 | 130 | |
carlescufi | 54:e2294c844c83 | 131 | uint16_t descHandle = descriptorCount; |
Rohit Grover |
56:a1071b629aa3 | 132 | p_descriptors[descriptorCount++] = p_desc; |
carlescufi | 54:e2294c844c83 | 133 | p_desc->setHandle(descHandle); |
Rohit Grover |
30:85305292b44f | 134 | } |
Rohit Grover |
22:c6ee8136847e | 135 | } |
Rohit Grover |
22:c6ee8136847e | 136 | |
Rohit Grover |
22:c6ee8136847e | 137 | serviceCount++; |
Rohit Grover |
22:c6ee8136847e | 138 | |
Rohit Grover |
22:c6ee8136847e | 139 | return BLE_ERROR_NONE; |
Rohit Grover |
22:c6ee8136847e | 140 | } |
Rohit Grover |
22:c6ee8136847e | 141 | |
Rohit Grover |
22:c6ee8136847e | 142 | /**************************************************************************/ |
Rohit Grover |
22:c6ee8136847e | 143 | /*! |
Rohit Grover |
22:c6ee8136847e | 144 | @brief Reads the value of a characteristic, based on the service |
Rohit Grover |
22:c6ee8136847e | 145 | and characteristic index fields |
Rohit Grover |
22:c6ee8136847e | 146 | |
rgrover1 | 112:737b08b3b995 | 147 | @param[in] attributeHandle |
Rohit Grover |
22:c6ee8136847e | 148 | The handle of the GattCharacteristic to read from |
Rohit Grover |
22:c6ee8136847e | 149 | @param[in] buffer |
Rohit Grover |
22:c6ee8136847e | 150 | Buffer to hold the the characteristic's value |
Rohit Grover |
22:c6ee8136847e | 151 | (raw byte array in LSB format) |
rgrover1 | 112:737b08b3b995 | 152 | @param[in/out] len |
rgrover1 | 112:737b08b3b995 | 153 | input: Length in bytes to be read. |
rgrover1 | 112:737b08b3b995 | 154 | output: Total length of attribute value upon successful return. |
Rohit Grover |
22:c6ee8136847e | 155 | |
Rohit Grover |
22:c6ee8136847e | 156 | @returns ble_error_t |
Rohit Grover |
22:c6ee8136847e | 157 | |
Rohit Grover |
22:c6ee8136847e | 158 | @retval BLE_ERROR_NONE |
Rohit Grover |
22:c6ee8136847e | 159 | Everything executed properly |
Rohit Grover |
22:c6ee8136847e | 160 | */ |
Rohit Grover |
22:c6ee8136847e | 161 | /**************************************************************************/ |
rgrover1 | 112:737b08b3b995 | 162 | ble_error_t nRF51GattServer::readValue(GattAttribute::Handle_t attributeHandle, uint8_t buffer[], uint16_t *lengthP) |
rgrover1 | 112:737b08b3b995 | 163 | { |
rgrover1 | 112:737b08b3b995 | 164 | return readValue(BLE_CONN_HANDLE_INVALID, attributeHandle, buffer, lengthP); |
rgrover1 | 112:737b08b3b995 | 165 | } |
rgrover1 | 112:737b08b3b995 | 166 | |
rgrover1 | 112:737b08b3b995 | 167 | ble_error_t nRF51GattServer::readValue(Gap::Handle_t connectionHandle, GattAttribute::Handle_t attributeHandle, uint8_t buffer[], uint16_t *lengthP) |
Rohit Grover |
22:c6ee8136847e | 168 | { |
rgrover1 | 112:737b08b3b995 | 169 | ble_gatts_value_t value = { |
rgrover1 | 112:737b08b3b995 | 170 | .len = *lengthP, |
rgrover1 | 112:737b08b3b995 | 171 | .offset = 0, |
rgrover1 | 112:737b08b3b995 | 172 | .p_value = buffer, |
rgrover1 | 112:737b08b3b995 | 173 | }; |
rgrover1 | 112:737b08b3b995 | 174 | |
Rohit Grover |
22:c6ee8136847e | 175 | ASSERT( ERROR_NONE == |
rgrover1 | 112:737b08b3b995 | 176 | sd_ble_gatts_value_get(connectionHandle, nrfCharacteristicHandles[attributeHandle].value_handle, &value), |
Rohit Grover |
22:c6ee8136847e | 177 | BLE_ERROR_PARAM_OUT_OF_RANGE); |
rgrover1 | 112:737b08b3b995 | 178 | *lengthP = value.len; |
Rohit Grover |
22:c6ee8136847e | 179 | |
Rohit Grover |
22:c6ee8136847e | 180 | return BLE_ERROR_NONE; |
Rohit Grover |
22:c6ee8136847e | 181 | } |
Rohit Grover |
22:c6ee8136847e | 182 | |
Rohit Grover |
22:c6ee8136847e | 183 | /**************************************************************************/ |
Rohit Grover |
22:c6ee8136847e | 184 | /*! |
Rohit Grover |
22:c6ee8136847e | 185 | @brief Updates the value of a characteristic, based on the service |
Rohit Grover |
22:c6ee8136847e | 186 | and characteristic index fields |
Rohit Grover |
22:c6ee8136847e | 187 | |
Rohit Grover |
22:c6ee8136847e | 188 | @param[in] charHandle |
Rohit Grover |
22:c6ee8136847e | 189 | The handle of the GattCharacteristic to write to |
Rohit Grover |
22:c6ee8136847e | 190 | @param[in] buffer |
Rohit Grover |
22:c6ee8136847e | 191 | Data to use when updating the characteristic's value |
Rohit Grover |
22:c6ee8136847e | 192 | (raw byte array in LSB format) |
Rohit Grover |
22:c6ee8136847e | 193 | @param[in] len |
Rohit Grover |
22:c6ee8136847e | 194 | The number of bytes in buffer |
Rohit Grover |
22:c6ee8136847e | 195 | |
Rohit Grover |
22:c6ee8136847e | 196 | @returns ble_error_t |
Rohit Grover |
22:c6ee8136847e | 197 | |
Rohit Grover |
22:c6ee8136847e | 198 | @retval BLE_ERROR_NONE |
Rohit Grover |
22:c6ee8136847e | 199 | Everything executed properly |
Rohit Grover |
22:c6ee8136847e | 200 | */ |
Rohit Grover |
22:c6ee8136847e | 201 | /**************************************************************************/ |
rgrover1 | 112:737b08b3b995 | 202 | ble_error_t nRF51GattServer::updateValue(GattAttribute::Handle_t attributeHandle, const uint8_t buffer[], uint16_t len, bool localOnly) |
rgrover1 | 112:737b08b3b995 | 203 | { |
rgrover1 | 112:737b08b3b995 | 204 | return updateValue(BLE_CONN_HANDLE_INVALID, attributeHandle, buffer, len, localOnly); |
rgrover1 | 112:737b08b3b995 | 205 | } |
rgrover1 | 112:737b08b3b995 | 206 | |
rgrover1 | 112:737b08b3b995 | 207 | ble_error_t nRF51GattServer::updateValue(Gap::Handle_t connectionHandle, GattAttribute::Handle_t attributeHandle, const uint8_t buffer[], uint16_t len, bool localOnly) |
Rohit Grover |
22:c6ee8136847e | 208 | { |
Rohit Grover |
22:c6ee8136847e | 209 | uint16_t gapConnectionHandle = nRF51Gap::getInstance().getConnectionHandle(); |
rgrover1 | 88:fdb2b0db620e | 210 | ble_error_t returnValue = BLE_ERROR_NONE; |
Rohit Grover |
22:c6ee8136847e | 211 | |
rgrover1 | 112:737b08b3b995 | 212 | ble_gatts_value_t value = { |
rgrover1 | 112:737b08b3b995 | 213 | .len = len, |
rgrover1 | 112:737b08b3b995 | 214 | .offset = 0, |
rgrover1 | 112:737b08b3b995 | 215 | .p_value = const_cast<uint8_t *>(buffer), |
rgrover1 | 112:737b08b3b995 | 216 | }; |
rgrover1 | 112:737b08b3b995 | 217 | |
Rohit Grover |
22:c6ee8136847e | 218 | if (localOnly) { |
Rohit Grover |
22:c6ee8136847e | 219 | /* Only update locally regardless of notify/indicate */ |
Rohit Grover |
22:c6ee8136847e | 220 | ASSERT_INT( ERROR_NONE, |
rgrover1 | 112:737b08b3b995 | 221 | sd_ble_gatts_value_set(connectionHandle, nrfCharacteristicHandles[attributeHandle].value_handle, &value), |
Rohit Grover |
22:c6ee8136847e | 222 | BLE_ERROR_PARAM_OUT_OF_RANGE ); |
rgrover1 | 112:737b08b3b995 | 223 | return BLE_ERROR_NONE; |
Rohit Grover |
22:c6ee8136847e | 224 | } |
Rohit Grover |
22:c6ee8136847e | 225 | |
rgrover1 | 112:737b08b3b995 | 226 | if ((p_characteristics[attributeHandle]->getProperties() & (GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_INDICATE | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY)) && |
rgrover1 | 112:737b08b3b995 | 227 | (gapConnectionHandle != connectionHandle)) { |
Rohit Grover |
22:c6ee8136847e | 228 | /* HVX update for the characteristic value */ |
Rohit Grover |
22:c6ee8136847e | 229 | ble_gatts_hvx_params_t hvx_params; |
Rohit Grover |
22:c6ee8136847e | 230 | |
rgrover1 | 112:737b08b3b995 | 231 | hvx_params.handle = nrfCharacteristicHandles[attributeHandle].value_handle; |
Rohit Grover |
22:c6ee8136847e | 232 | hvx_params.type = |
rgrover1 | 112:737b08b3b995 | 233 | (p_characteristics[attributeHandle]->getProperties() & GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY) ? BLE_GATT_HVX_NOTIFICATION : BLE_GATT_HVX_INDICATION; |
Rohit Grover |
22:c6ee8136847e | 234 | hvx_params.offset = 0; |
rgrover1 | 108:27213b9fd4f9 | 235 | hvx_params.p_data = const_cast<uint8_t *>(buffer); |
Rohit Grover |
22:c6ee8136847e | 236 | hvx_params.p_len = &len; |
Rohit Grover |
22:c6ee8136847e | 237 | |
Rohit Grover |
22:c6ee8136847e | 238 | error_t error = (error_t) sd_ble_gatts_hvx(gapConnectionHandle, &hvx_params); |
Rohit Grover |
22:c6ee8136847e | 239 | |
rgrover1 | 112:737b08b3b995 | 240 | /* ERROR_INVALID_STATE, ERROR_BUSY, ERROR_GATTS_SYS_ATTR_MISSING and ERROR_NO_TX_BUFFERS the ATT table has been updated. */ |
rgrover1 | 112:737b08b3b995 | 241 | if ((error != ERROR_NONE) && (error != ERROR_INVALID_STATE) && (error != ERROR_BLE_NO_TX_BUFFERS) && (error != ERROR_BUSY) && (error != ERROR_BLEGATTS_SYS_ATTR_MISSING)) { |
Rohit Grover |
22:c6ee8136847e | 242 | ASSERT_INT( ERROR_NONE, |
rgrover1 | 112:737b08b3b995 | 243 | sd_ble_gatts_value_set(connectionHandle, nrfCharacteristicHandles[attributeHandle].value_handle, &value), |
Rohit Grover |
22:c6ee8136847e | 244 | BLE_ERROR_PARAM_OUT_OF_RANGE ); |
Rohit Grover |
22:c6ee8136847e | 245 | } |
rgrover1 | 88:fdb2b0db620e | 246 | |
rgrover1 | 89:c0dbd55614b2 | 247 | /* Notifications consume application buffers. The return value can |
rgrover1 | 88:fdb2b0db620e | 248 | be used for resending notifications. |
rgrover1 | 88:fdb2b0db620e | 249 | */ |
rgrover1 | 89:c0dbd55614b2 | 250 | if (error != ERROR_NONE) { |
rgrover1 | 88:fdb2b0db620e | 251 | returnValue = BLE_STACK_BUSY; |
rgrover1 | 88:fdb2b0db620e | 252 | } |
Rohit Grover |
22:c6ee8136847e | 253 | } else { |
Rohit Grover |
22:c6ee8136847e | 254 | ASSERT_INT( ERROR_NONE, |
rgrover1 | 112:737b08b3b995 | 255 | sd_ble_gatts_value_set(connectionHandle, nrfCharacteristicHandles[attributeHandle].value_handle, &value), |
Rohit Grover |
22:c6ee8136847e | 256 | BLE_ERROR_PARAM_OUT_OF_RANGE ); |
Rohit Grover |
22:c6ee8136847e | 257 | } |
Rohit Grover |
22:c6ee8136847e | 258 | |
rgrover1 | 88:fdb2b0db620e | 259 | return returnValue; |
Rohit Grover |
22:c6ee8136847e | 260 | } |
Rohit Grover |
22:c6ee8136847e | 261 | |
Rohit Grover |
22:c6ee8136847e | 262 | /**************************************************************************/ |
Rohit Grover |
22:c6ee8136847e | 263 | /*! |
Rohit Grover |
22:c6ee8136847e | 264 | @brief Callback handler for events getting pushed up from the SD |
Rohit Grover |
22:c6ee8136847e | 265 | */ |
Rohit Grover |
22:c6ee8136847e | 266 | /**************************************************************************/ |
Rohit Grover |
22:c6ee8136847e | 267 | void nRF51GattServer::hwCallback(ble_evt_t *p_ble_evt) |
Rohit Grover |
22:c6ee8136847e | 268 | { |
rgrover1 | 162:ba351b0adc4b | 269 | GattAttribute::Handle_t handle_value; |
Rohit Grover |
56:a1071b629aa3 | 270 | GattServerEvents::gattEvent_t eventType; |
Rohit Grover |
56:a1071b629aa3 | 271 | const ble_gatts_evt_t *gattsEventP = &p_ble_evt->evt.gatts_evt; |
Rohit Grover |
22:c6ee8136847e | 272 | |
Rohit Grover |
22:c6ee8136847e | 273 | switch (p_ble_evt->header.evt_id) { |
Rohit Grover |
22:c6ee8136847e | 274 | case BLE_GATTS_EVT_WRITE: |
Rohit Grover |
22:c6ee8136847e | 275 | /* There are 2 use case here: Values being updated & CCCD (indicate/notify) enabled */ |
Rohit Grover |
22:c6ee8136847e | 276 | |
Rohit Grover |
22:c6ee8136847e | 277 | /* 1.) Handle CCCD changes */ |
Rohit Grover |
56:a1071b629aa3 | 278 | handle_value = gattsEventP->params.write.handle; |
rgrover1 | 175:d0385f84ef92 | 279 | for (uint8_t i = 0; i < characteristicCount; i++) { |
Rohit Grover |
35:7174913c9d67 | 280 | if ((p_characteristics[i]->getProperties() & (GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_INDICATE | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY)) && |
Rohit Grover |
35:7174913c9d67 | 281 | (nrfCharacteristicHandles[i].cccd_handle == handle_value)) { |
rgrover1 | 175:d0385f84ef92 | 282 | uint16_t cccd_value = (gattsEventP->params.write.data[1] << 8) | gattsEventP->params.write.data[0]; /* Little Endian but M0 may be mis-aligned */ |
Rohit Grover |
22:c6ee8136847e | 283 | |
Rohit Grover |
35:7174913c9d67 | 284 | if (((p_characteristics[i]->getProperties() & GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_INDICATE) && (cccd_value & BLE_GATT_HVX_INDICATION)) || |
Rohit Grover |
35:7174913c9d67 | 285 | ((p_characteristics[i]->getProperties() & GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY) && (cccd_value & BLE_GATT_HVX_NOTIFICATION))) { |
Rohit Grover |
56:a1071b629aa3 | 286 | eventType = GattServerEvents::GATT_EVENT_UPDATES_ENABLED; |
Rohit Grover |
22:c6ee8136847e | 287 | } else { |
Rohit Grover |
56:a1071b629aa3 | 288 | eventType = GattServerEvents::GATT_EVENT_UPDATES_DISABLED; |
Rohit Grover |
22:c6ee8136847e | 289 | } |
Rohit Grover |
22:c6ee8136847e | 290 | |
rgrover1 | 162:ba351b0adc4b | 291 | handleEvent(eventType, handle_value); |
Rohit Grover |
22:c6ee8136847e | 292 | return; |
Rohit Grover |
22:c6ee8136847e | 293 | } |
Rohit Grover |
22:c6ee8136847e | 294 | } |
Rohit Grover |
22:c6ee8136847e | 295 | |
Rohit Grover |
34:48d24b1d2fe6 | 296 | /* 2.) Changes to the characteristic value will be handled with other events below */ |
Rohit Grover |
56:a1071b629aa3 | 297 | eventType = GattServerEvents::GATT_EVENT_DATA_WRITTEN; |
Rohit Grover |
22:c6ee8136847e | 298 | break; |
Rohit Grover |
22:c6ee8136847e | 299 | |
Rohit Grover |
22:c6ee8136847e | 300 | case BLE_GATTS_EVT_HVC: |
Rohit Grover |
22:c6ee8136847e | 301 | /* Indication confirmation received */ |
Rohit Grover |
56:a1071b629aa3 | 302 | eventType = GattServerEvents::GATT_EVENT_CONFIRMATION_RECEIVED; |
Rohit Grover |
56:a1071b629aa3 | 303 | handle_value = gattsEventP->params.hvc.handle; |
Rohit Grover |
22:c6ee8136847e | 304 | break; |
Rohit Grover |
22:c6ee8136847e | 305 | |
Rohit Grover |
56:a1071b629aa3 | 306 | case BLE_EVT_TX_COMPLETE: { |
Rohit Grover |
56:a1071b629aa3 | 307 | handleDataSentEvent(p_ble_evt->evt.common_evt.params.tx_complete.count); |
Rohit Grover |
56:a1071b629aa3 | 308 | return; |
Rohit Grover |
56:a1071b629aa3 | 309 | } |
Rohit Grover |
56:a1071b629aa3 | 310 | |
Rohit Grover |
39:d52a28e1fa80 | 311 | case BLE_GATTS_EVT_SYS_ATTR_MISSING: |
rgrover1 | 112:737b08b3b995 | 312 | sd_ble_gatts_sys_attr_set(gattsEventP->conn_handle, NULL, 0, 0); |
Rohit Grover |
39:d52a28e1fa80 | 313 | return; |
Rohit Grover |
39:d52a28e1fa80 | 314 | |
rgrover1 | 82:6c51cbe4bc12 | 315 | case BLE_GATTS_EVT_RW_AUTHORIZE_REQUEST: |
rgrover1 | 83:71302acf1804 | 316 | switch (gattsEventP->params.authorize_request.type) { |
rgrover1 | 83:71302acf1804 | 317 | case BLE_GATTS_AUTHORIZE_TYPE_READ: |
rgrover1 | 83:71302acf1804 | 318 | eventType = GattServerEvents::GATT_EVENT_READ_AUTHORIZATION_REQ; |
rgrover1 | 83:71302acf1804 | 319 | handle_value = gattsEventP->params.authorize_request.request.read.handle; |
rgrover1 | 83:71302acf1804 | 320 | break; |
rgrover1 | 83:71302acf1804 | 321 | case BLE_GATTS_AUTHORIZE_TYPE_WRITE: |
rgrover1 | 83:71302acf1804 | 322 | eventType = GattServerEvents::GATT_EVENT_WRITE_AUTHORIZATION_REQ; |
rgrover1 | 83:71302acf1804 | 323 | handle_value = gattsEventP->params.authorize_request.request.write.handle; |
rgrover1 | 83:71302acf1804 | 324 | break; |
rgrover1 | 83:71302acf1804 | 325 | default: |
rgrover1 | 83:71302acf1804 | 326 | return; |
rgrover1 | 82:6c51cbe4bc12 | 327 | } |
rgrover1 | 82:6c51cbe4bc12 | 328 | break; |
rgrover1 | 82:6c51cbe4bc12 | 329 | |
Rohit Grover |
22:c6ee8136847e | 330 | default: |
Rohit Grover |
22:c6ee8136847e | 331 | return; |
Rohit Grover |
22:c6ee8136847e | 332 | } |
Rohit Grover |
22:c6ee8136847e | 333 | |
Rohit Grover |
22:c6ee8136847e | 334 | /* Find index (charHandle) in the pool */ |
rgrover1 | 91:112921e467db | 335 | for (uint8_t i = 0; i < characteristicCount; i++) { |
Rohit Grover |
22:c6ee8136847e | 336 | if (nrfCharacteristicHandles[i].value_handle == handle_value) { |
Rohit Grover |
56:a1071b629aa3 | 337 | switch (eventType) { |
Rohit Grover |
56:a1071b629aa3 | 338 | case GattServerEvents::GATT_EVENT_DATA_WRITTEN: { |
rgrover1 | 336:6ac9e1b34de0 | 339 | GattWriteCallbackParams cbParams = { |
rgrover1 | 336:6ac9e1b34de0 | 340 | .handle = i, |
rgrover1 | 336:6ac9e1b34de0 | 341 | .writeOp = static_cast<GattWriteCallbackParams::WriteOp_t>(gattsEventP->params.write.op), |
rgrover1 | 336:6ac9e1b34de0 | 342 | .offset = gattsEventP->params.write.offset, |
rgrover1 | 336:6ac9e1b34de0 | 343 | .len = gattsEventP->params.write.len, |
rgrover1 | 336:6ac9e1b34de0 | 344 | .data = gattsEventP->params.write.data |
Rohit Grover |
56:a1071b629aa3 | 345 | }; |
Rohit Grover |
66:b3680699d9a4 | 346 | handleDataWrittenEvent(&cbParams); |
Rohit Grover |
56:a1071b629aa3 | 347 | break; |
Rohit Grover |
56:a1071b629aa3 | 348 | } |
rgrover1 | 82:6c51cbe4bc12 | 349 | case GattServerEvents::GATT_EVENT_WRITE_AUTHORIZATION_REQ: { |
rgrover1 | 336:6ac9e1b34de0 | 350 | GattWriteAuthCallbackParams cbParams = { |
rgrover1 | 336:6ac9e1b34de0 | 351 | .handle = i, |
rgrover1 | 336:6ac9e1b34de0 | 352 | .offset = gattsEventP->params.authorize_request.request.write.offset, |
rgrover1 | 336:6ac9e1b34de0 | 353 | .len = gattsEventP->params.authorize_request.request.write.len, |
rgrover1 | 336:6ac9e1b34de0 | 354 | .data = gattsEventP->params.authorize_request.request.write.data, |
rgrover1 | 82:6c51cbe4bc12 | 355 | }; |
rgrover1 | 82:6c51cbe4bc12 | 356 | ble_gatts_rw_authorize_reply_params_t reply = { |
rgrover1 | 82:6c51cbe4bc12 | 357 | .type = BLE_GATTS_AUTHORIZE_TYPE_WRITE, |
rgrover1 | 84:658e5ec772a1 | 358 | .params = { |
rgrover1 | 82:6c51cbe4bc12 | 359 | .write = { |
rgrover1 | 101:18a6f0b9c350 | 360 | .gatt_status = p_characteristics[i]->authorizeWrite(&cbParams) |
rgrover1 | 82:6c51cbe4bc12 | 361 | } |
rgrover1 | 82:6c51cbe4bc12 | 362 | } |
rgrover1 | 82:6c51cbe4bc12 | 363 | }; |
rgrover1 | 82:6c51cbe4bc12 | 364 | sd_ble_gatts_rw_authorize_reply(gattsEventP->conn_handle, &reply); |
rgrover1 | 92:8c1553b39b03 | 365 | |
rgrover1 | 92:8c1553b39b03 | 366 | /* |
rgrover1 | 92:8c1553b39b03 | 367 | * If write-authorization is enabled for a characteristic, |
rgrover1 | 92:8c1553b39b03 | 368 | * AUTHORIZATION_REQ event (if replied with true) is *not* |
rgrover1 | 92:8c1553b39b03 | 369 | * followed by another DATA_WRITTEN event; so we still need |
rgrover1 | 92:8c1553b39b03 | 370 | * to invoke handleDataWritten(), much the same as we would |
rgrover1 | 92:8c1553b39b03 | 371 | * have done if write-authorization had not been enabled. |
rgrover1 | 92:8c1553b39b03 | 372 | */ |
rgrover1 | 92:8c1553b39b03 | 373 | if (reply.params.write.gatt_status == BLE_GATT_STATUS_SUCCESS) { |
rgrover1 | 336:6ac9e1b34de0 | 374 | GattWriteCallbackParams cbParams = { |
rgrover1 | 336:6ac9e1b34de0 | 375 | .handle = i, |
rgrover1 | 336:6ac9e1b34de0 | 376 | .writeOp = static_cast<GattWriteCallbackParams::WriteOp_t>(gattsEventP->params.authorize_request.request.write.op), |
rgrover1 | 336:6ac9e1b34de0 | 377 | .offset = gattsEventP->params.authorize_request.request.write.offset, |
rgrover1 | 336:6ac9e1b34de0 | 378 | .len = gattsEventP->params.authorize_request.request.write.len, |
rgrover1 | 336:6ac9e1b34de0 | 379 | .data = gattsEventP->params.authorize_request.request.write.data, |
rgrover1 | 92:8c1553b39b03 | 380 | }; |
rgrover1 | 92:8c1553b39b03 | 381 | handleDataWrittenEvent(&cbParams); |
rgrover1 | 92:8c1553b39b03 | 382 | } |
rgrover1 | 82:6c51cbe4bc12 | 383 | break; |
rgrover1 | 82:6c51cbe4bc12 | 384 | } |
rgrover1 | 83:71302acf1804 | 385 | case GattServerEvents::GATT_EVENT_READ_AUTHORIZATION_REQ: { |
rgrover1 | 336:6ac9e1b34de0 | 386 | GattReadAuthCallbackParams cbParams = { |
rgrover1 | 336:6ac9e1b34de0 | 387 | .handle = i, |
rgrover1 | 336:6ac9e1b34de0 | 388 | .offset = gattsEventP->params.authorize_request.request.read.offset, |
rgrover1 | 336:6ac9e1b34de0 | 389 | .len = 0, |
rgrover1 | 336:6ac9e1b34de0 | 390 | .data = NULL |
rgrover1 | 83:71302acf1804 | 391 | }; |
rgrover1 | 86:561631ee642d | 392 | |
rgrover1 | 83:71302acf1804 | 393 | ble_gatts_rw_authorize_reply_params_t reply = { |
rgrover1 | 101:18a6f0b9c350 | 394 | .type = BLE_GATTS_AUTHORIZE_TYPE_READ, |
rgrover1 | 101:18a6f0b9c350 | 395 | .params = { |
rgrover1 | 101:18a6f0b9c350 | 396 | .read = { |
rgrover1 | 101:18a6f0b9c350 | 397 | .gatt_status = p_characteristics[i]->authorizeRead(&cbParams) |
rgrover1 | 101:18a6f0b9c350 | 398 | } |
rgrover1 | 101:18a6f0b9c350 | 399 | } |
rgrover1 | 86:561631ee642d | 400 | }; |
rgrover1 | 86:561631ee642d | 401 | |
rgrover1 | 101:18a6f0b9c350 | 402 | if (cbParams.authorizationReply == BLE_GATT_STATUS_SUCCESS) { |
rgrover1 | 86:561631ee642d | 403 | if (cbParams.data != NULL) { |
rgrover1 | 87:f9516241903b | 404 | reply.params.read.update = 1; |
rgrover1 | 87:f9516241903b | 405 | reply.params.read.offset = cbParams.offset; |
rgrover1 | 87:f9516241903b | 406 | reply.params.read.len = cbParams.len; |
rgrover1 | 87:f9516241903b | 407 | reply.params.read.p_data = cbParams.data; |
rgrover1 | 83:71302acf1804 | 408 | } |
rgrover1 | 86:561631ee642d | 409 | } |
rgrover1 | 86:561631ee642d | 410 | |
rgrover1 | 83:71302acf1804 | 411 | sd_ble_gatts_rw_authorize_reply(gattsEventP->conn_handle, &reply); |
rgrover1 | 83:71302acf1804 | 412 | break; |
rgrover1 | 83:71302acf1804 | 413 | } |
rgrover1 | 83:71302acf1804 | 414 | |
Rohit Grover |
56:a1071b629aa3 | 415 | default: |
rgrover1 | 162:ba351b0adc4b | 416 | handleEvent(eventType, handle_value); |
Rohit Grover |
56:a1071b629aa3 | 417 | break; |
Rohit Grover |
56:a1071b629aa3 | 418 | } |
Rohit Grover |
22:c6ee8136847e | 419 | } |
Rohit Grover |
22:c6ee8136847e | 420 | } |
Rohit Grover |
22:c6ee8136847e | 421 | } |
rgrover1 | 78:9a5ba2c5d53c | 422 | |
rgrover1 | 78:9a5ba2c5d53c | 423 | ble_error_t |
rgrover1 | 78:9a5ba2c5d53c | 424 | nRF51GattServer::initializeGATTDatabase(void) |
rgrover1 | 78:9a5ba2c5d53c | 425 | { |
rgrover1 | 78:9a5ba2c5d53c | 426 | /* Empty. Services are populated in the GattDatabase through addService(). */ |
rgrover1 | 78:9a5ba2c5d53c | 427 | return BLE_ERROR_NONE; |
rgrover1 | 78:9a5ba2c5d53c | 428 | } |