ref: 9196c18d376d4f18c686bcfec8550f9c8659d5ea
src/components/ble/FSService.cpp
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 |
#include <nrf_log.h> #include "FSService.h" #include "components/ble/BleController.h" #include "systemtask/SystemTask.h" using namespace Pinetime::Controllers; constexpr ble_uuid16_t FSService::fsServiceUuid; constexpr ble_uuid128_t FSService::fsVersionUuid; constexpr ble_uuid128_t FSService::fsTransferUuid; int FSServiceCallback(uint16_t conn_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt* ctxt, void* arg) { auto* fsService = static_cast<FSService*>(arg); return fsService->OnFSServiceRequested(conn_handle, attr_handle, ctxt); } FSService::FSService(Pinetime::System::SystemTask& systemTask, Pinetime::Controllers::FS& fs) : systemTask {systemTask}, fs {fs}, characteristicDefinition {{.uuid = &fsVersionUuid.u, .access_cb = FSServiceCallback, .arg = this, .flags = BLE_GATT_CHR_F_READ, .val_handle = &versionCharacteristicHandle}, { .uuid = &fsTransferUuid.u, .access_cb = FSServiceCallback, .arg = this, .flags = BLE_GATT_CHR_F_WRITE | BLE_GATT_CHR_F_READ | BLE_GATT_CHR_F_NOTIFY, .val_handle = &transferCharacteristicHandle, }, {0}}, serviceDefinition { {/* Device Information Service */ .type = BLE_GATT_SVC_TYPE_PRIMARY, .uuid = &fsServiceUuid.u, .characteristics = characteristicDefinition}, {0}, } { } void FSService::Init() { int res = 0; res = ble_gatts_count_cfg(serviceDefinition); ASSERT(res == 0); res = ble_gatts_add_svcs(serviceDefinition); ASSERT(res == 0); } int FSService::OnFSServiceRequested(uint16_t connectionHandle, uint16_t attributeHandle, ble_gatt_access_ctxt* context) { if (attributeHandle == versionCharacteristicHandle) { NRF_LOG_INFO("FS_S : handle = %d", versionCharacteristicHandle); int res = os_mbuf_append(context->om, &fsVersion, sizeof(fsVersion)); return (res == 0) ? 0 : BLE_ATT_ERR_INSUFFICIENT_RES; } if (attributeHandle == transferCharacteristicHandle) { return FSCommandHandler(connectionHandle, context->om); } return 0; } int FSService::FSCommandHandler(uint16_t connectionHandle, os_mbuf* om) { auto command = static_cast<commands>(om->om_data[0]); NRF_LOG_INFO("[FS_S] -> FSCommandHandler Command %d", command); // Just always make sure we are awake... systemTask.PushMessage(Pinetime::System::Messages::StartFileTransfer); vTaskDelay(10); while (systemTask.IsSleeping()) { vTaskDelay(100); // 50ms } lfs_dir_t dir = {0}; lfs_info info = {0}; lfs_file f = {0}; switch (command) { case commands::READ: { NRF_LOG_INFO("[FS_S] -> Read"); auto* header = (ReadHeader*) om->om_data; uint16_t plen = header->pathlen; if (plen > maxpathlen) { //> counts for null term return -1; } memcpy(filepath, header->pathstr, plen); filepath[plen] = 0; // Copy and null terminate string ReadResponse resp; os_mbuf* om; resp.command = commands::READ_DATA; resp.status = 0x01; resp.chunkoff = header->chunkoff; int res = fs.Stat(filepath, &info); if (res == LFS_ERR_NOENT && info.type != LFS_TYPE_DIR) { resp.status = (int8_t) res; resp.chunklen = 0; resp.totallen = 0; om = ble_hs_mbuf_from_flat(&resp, sizeof(ReadResponse)); } else { resp.chunklen = std::min(header->chunksize, info.size); // TODO add mtu somehow resp.totallen = info.size; fs.FileOpen(&f, filepath, LFS_O_RDONLY); fs.FileSeek(&f, header->chunkoff); uint8_t fileData[resp.chunklen] = {0}; resp.chunklen = fs.FileRead(&f, fileData, resp.chunklen); om = ble_hs_mbuf_from_flat(&resp, sizeof(ReadResponse)); os_mbuf_append(om, fileData, resp.chunklen); fs.FileClose(&f); } ble_gattc_notify_custom(connectionHandle, transferCharacteristicHandle, om); break; } case commands::READ_PACING: { NRF_LOG_INFO("[FS_S] -> Readpacing"); auto* header = (ReadHeader*) om->om_data; ReadResponse resp; resp.command = commands::READ_DATA; resp.status = 0x01; resp.chunkoff = header->chunkoff; int res = fs.Stat(filepath, &info); if (res == LFS_ERR_NOENT && info.type != LFS_TYPE_DIR) { resp.status = (int8_t) res; resp.chunklen = 0; resp.totallen = 0; } else { resp.chunklen = std::min(header->chunksize, info.size); // TODO add mtu somehow resp.totallen = info.size; fs.FileOpen(&f, filepath, LFS_O_RDONLY); fs.FileSeek(&f, header->chunkoff); } os_mbuf* om; if (resp.chunklen > 0) { uint8_t fileData[resp.chunklen] = {0}; resp.chunklen = fs.FileRead(&f, fileData, resp.chunklen); om = ble_hs_mbuf_from_flat(&resp, sizeof(ReadResponse)); os_mbuf_append(om, fileData, resp.chunklen); } else { resp.chunklen = 0; om = ble_hs_mbuf_from_flat(&resp, sizeof(ReadResponse)); } fs.FileClose(&f); ble_gattc_notify_custom(connectionHandle, transferCharacteristicHandle, om); break; } case commands::WRITE: { NRF_LOG_INFO("[FS_S] -> Write"); auto* header = (WriteHeader*) om->om_data; uint16_t plen = header->pathlen; if (plen > maxpathlen) { //> counts for null term return -1; // TODO make this actually return a BLE notif } memcpy(filepath, header->pathstr, plen); filepath[plen] = 0; // Copy and null terminate string fileSize = header->totalSize; WriteResponse resp; resp.command = commands::WRITE_PACING; resp.offset = header->offset; resp.modTime = 0; int res = fs.FileOpen(&f, filepath, LFS_O_RDWR | LFS_O_CREAT); if (res == 0) { fs.FileClose(&f); resp.status = (res == 0) ? 0x01 : (int8_t) res; } resp.freespace = std::min(fs.getSize() - (fs.GetFSSize() * fs.getBlockSize()), fileSize - header->offset); auto* om = ble_hs_mbuf_from_flat(&resp, sizeof(WriteResponse)); ble_gattc_notify_custom(connectionHandle, transferCharacteristicHandle, om); break; } case commands::WRITE_DATA: { NRF_LOG_INFO("[FS_S] -> WriteData"); auto* header = (WritePacing*) om->om_data; WriteResponse resp; resp.command = commands::WRITE_PACING; resp.offset = header->offset; int res = 0; if (!(res = fs.FileOpen(&f, filepath, LFS_O_RDWR | LFS_O_CREAT))) { if ((res = fs.FileSeek(&f, header->offset)) >= 0) { res = fs.FileWrite(&f, header->data, header->dataSize); } fs.FileClose(&f); } if (res < 0) { resp.status = (int8_t) res; } resp.freespace = std::min(fs.getSize() - (fs.GetFSSize() * fs.getBlockSize()), fileSize - header->offset); auto* om = ble_hs_mbuf_from_flat(&resp, sizeof(WriteResponse)); ble_gattc_notify_custom(connectionHandle, transferCharacteristicHandle, om); break; } case commands::DELETE: { NRF_LOG_INFO("[FS_S] -> Delete"); auto* header = (DelHeader*) om->om_data; uint16_t plen = header->pathlen; char path[plen + 1] = {0}; memcpy(path, header->pathstr, plen); path[plen] = 0; // Copy and null terminate string DelResponse resp {}; resp.command = commands::DELETE_STATUS; int res = fs.FileDelete(path); resp.status = (res == 0) ? 0x01 : (int8_t) res; auto* om = ble_hs_mbuf_from_flat(&resp, sizeof(DelResponse)); ble_gattc_notify_custom(connectionHandle, transferCharacteristicHandle, om); break; } case commands::MKDIR: { NRF_LOG_INFO("[FS_S] -> MKDir"); auto* header = (MKDirHeader*) om->om_data; uint16_t plen = header->pathlen; char path[plen + 1] = {0}; memcpy(path, header->pathstr, plen); path[plen] = 0; // Copy and null terminate string MKDirResponse resp {}; resp.command = commands::MKDIR_STATUS; resp.modification_time = 0; int res = fs.DirCreate(path); resp.status = (res == 0) ? 0x01 : (int8_t) res; auto* om = ble_hs_mbuf_from_flat(&resp, sizeof(MKDirResponse)); ble_gattc_notify_custom(connectionHandle, transferCharacteristicHandle, om); break; } case commands::LISTDIR: { NRF_LOG_INFO("[FS_S] -> ListDir"); ListDirHeader* header = (ListDirHeader*) om->om_data; uint16_t plen = header->pathlen; char path[plen + 1] = {0}; path[plen] = 0; // Copy and null terminate string memcpy(path, header->pathstr, plen); ListDirResponse resp {}; resp.command = commands::LISTDIR_ENTRY; resp.status = 0x01; resp.totalentries = 0; resp.entry = 0; resp.modification_time = 0; int res = fs.DirOpen(path, &dir); if (res != 0) { resp.status = (int8_t) res; auto* om = ble_hs_mbuf_from_flat(&resp, sizeof(ListDirResponse)); ble_gattc_notify_custom(connectionHandle, transferCharacteristicHandle, om); break; }; while (fs.DirRead(&dir, &info)) { resp.totalentries++; } fs.DirRewind(&dir); while (true) { res = fs.DirRead(&dir, &info); if (res <= 0) { break; } switch (info.type) { case LFS_TYPE_REG: { resp.flags = 0; resp.file_size = info.size; break; } case LFS_TYPE_DIR: { resp.flags = 1; resp.file_size = 0; break; } } // strcpy(resp.path, info.name); resp.path_length = strlen(info.name); auto* om = ble_hs_mbuf_from_flat(&resp, sizeof(ListDirResponse)); os_mbuf_append(om, info.name, resp.path_length); ble_gattc_notify_custom(connectionHandle, transferCharacteristicHandle, om); /* * Todo Figure out how to know when the previous Notify was TX'd * For now just delay 100ms to make sure that the data went out... */ vTaskDelay(100); // Allow stuff to actually go out over the BLE conn resp.entry++; } assert(fs.DirClose(&dir) == 0); resp.file_size = 0; resp.path_length = 0; resp.flags = 0; auto* om = ble_hs_mbuf_from_flat(&resp, sizeof(ListDirResponse)); ble_gattc_notify_custom(connectionHandle, transferCharacteristicHandle, om); break; } case commands::MOVE: { NRF_LOG_INFO("[FS_S] -> Move"); MoveHeader* header = (MoveHeader*) om->om_data; uint16_t plen = header->OldPathLength; // Null Terminate string header->pathstr[plen] = 0; char path[header->NewPathLength + 1] = {0}; memcpy(path, &header->pathstr[plen + 1], header->NewPathLength); path[header->NewPathLength] = 0; // Copy and null terminate string MoveResponse resp {}; resp.command = commands::MOVE_STATUS; int8_t res = (int8_t) fs.Rename(header->pathstr, path); resp.status = (res == 0) ? 1 : res; auto* om = ble_hs_mbuf_from_flat(&resp, sizeof(MoveResponse)); ble_gattc_notify_custom(connectionHandle, transferCharacteristicHandle, om); } default: break; } NRF_LOG_INFO("[FS_S] -> done "); systemTask.PushMessage(Pinetime::System::Messages::StopFileTransfer); return 0; } // Loads resp with file data given a valid filepath header and resp void FSService::prepareReadDataResp(ReadHeader* header, ReadResponse* resp) { // uint16_t plen = header->pathlen; resp->command = commands::READ_DATA; resp->chunkoff = header->chunkoff; resp->status = 0x01; struct lfs_info info = {}; int res = fs.Stat(filepath, &info); if (res == LFS_ERR_NOENT && info.type != LFS_TYPE_DIR) { resp->status = 0x03; resp->chunklen = 0; resp->totallen = 0; } else { lfs_file f; resp->chunklen = std::min(header->chunksize, info.size); resp->totallen = info.size; fs.FileOpen(&f, filepath, LFS_O_RDONLY); fs.FileSeek(&f, header->chunkoff); resp->chunklen = fs.FileRead(&f, resp->chunk, resp->chunklen); fs.FileClose(&f); } } |