117 lines
4.3 KiB
C++
117 lines
4.3 KiB
C++
/* Copyright (C) 2021 Adam Pigg
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This file is part of InfiniTime.
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InfiniTime is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published
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by the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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InfiniTime is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "components/ble/NavigationService.h"
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namespace {
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// 0001yyxx-78fc-48fe-8e23-433b3a1942d0
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constexpr ble_uuid128_t CharUuid(uint8_t x, uint8_t y) {
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return ble_uuid128_t {.u = {.type = BLE_UUID_TYPE_128},
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.value = {0xd0, 0x42, 0x19, 0x3a, 0x3b, 0x43, 0x23, 0x8e, 0xfe, 0x48, 0xfc, 0x78, x, y, 0x01, 0x00}};
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}
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// 00010000-78fc-48fe-8e23-433b3a1942d0
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constexpr ble_uuid128_t BaseUuid() {
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return CharUuid(0x00, 0x00);
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}
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constexpr ble_uuid128_t navUuid {BaseUuid()};
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constexpr ble_uuid128_t navFlagCharUuid {CharUuid(0x01, 0x00)};
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constexpr ble_uuid128_t navNarrativeCharUuid {CharUuid(0x02, 0x00)};
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constexpr ble_uuid128_t navManDistCharUuid {CharUuid(0x03, 0x00)};
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constexpr ble_uuid128_t navProgressCharUuid {CharUuid(0x04, 0x00)};
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int NAVCallback(uint16_t /*conn_handle*/, uint16_t /*attr_handle*/, struct ble_gatt_access_ctxt* ctxt, void* arg) {
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auto* navService = static_cast<Pinetime::Controllers::NavigationService*>(arg);
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return navService->OnCommand(ctxt);
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}
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} // namespace
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Pinetime::Controllers::NavigationService::NavigationService() {
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characteristicDefinition[0] = {.uuid = &navFlagCharUuid.u,
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.access_cb = NAVCallback,
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.arg = this,
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.flags = BLE_GATT_CHR_F_WRITE | BLE_GATT_CHR_F_READ};
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characteristicDefinition[1] = {.uuid = &navNarrativeCharUuid.u,
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.access_cb = NAVCallback,
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.arg = this,
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.flags = BLE_GATT_CHR_F_WRITE | BLE_GATT_CHR_F_READ};
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characteristicDefinition[2] = {.uuid = &navManDistCharUuid.u,
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.access_cb = NAVCallback,
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.arg = this,
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.flags = BLE_GATT_CHR_F_WRITE | BLE_GATT_CHR_F_READ};
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characteristicDefinition[3] = {.uuid = &navProgressCharUuid.u,
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.access_cb = NAVCallback,
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.arg = this,
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.flags = BLE_GATT_CHR_F_WRITE | BLE_GATT_CHR_F_READ};
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characteristicDefinition[4] = {0};
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serviceDefinition[0] = {.type = BLE_GATT_SVC_TYPE_PRIMARY, .uuid = &navUuid.u, .characteristics = characteristicDefinition};
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serviceDefinition[1] = {0};
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m_progress = 0;
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}
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void Pinetime::Controllers::NavigationService::Init() {
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int res = 0;
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res = ble_gatts_count_cfg(serviceDefinition);
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ASSERT(res == 0);
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res = ble_gatts_add_svcs(serviceDefinition);
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ASSERT(res == 0);
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}
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int Pinetime::Controllers::NavigationService::OnCommand(struct ble_gatt_access_ctxt* ctxt) {
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if (ctxt->op == BLE_GATT_ACCESS_OP_WRITE_CHR) {
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size_t notifSize = OS_MBUF_PKTLEN(ctxt->om);
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uint8_t data[notifSize + 1];
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data[notifSize] = '\0';
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os_mbuf_copydata(ctxt->om, 0, notifSize, data);
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char* s = (char*) &data[0];
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if (ble_uuid_cmp(ctxt->chr->uuid, &navFlagCharUuid.u) == 0) {
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m_flag = s;
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} else if (ble_uuid_cmp(ctxt->chr->uuid, &navNarrativeCharUuid.u) == 0) {
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m_narrative = s;
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} else if (ble_uuid_cmp(ctxt->chr->uuid, &navManDistCharUuid.u) == 0) {
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m_manDist = s;
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} else if (ble_uuid_cmp(ctxt->chr->uuid, &navProgressCharUuid.u) == 0) {
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m_progress = data[0];
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}
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}
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return 0;
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}
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std::string Pinetime::Controllers::NavigationService::getFlag() {
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return m_flag;
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}
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std::string Pinetime::Controllers::NavigationService::getNarrative() {
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return m_narrative;
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}
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std::string Pinetime::Controllers::NavigationService::getManDist() {
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return m_manDist;
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}
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int Pinetime::Controllers::NavigationService::getProgress() {
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return m_progress;
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}
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