1 files changed, 191 insertions, 0 deletions
diff --git a/src/components/ble/FSService.h b/src/components/ble/FSService.h
new file mode 100644
index 00000000..828925a8
--- /dev/null
+++ b/src/components/ble/FSService.h
@@ -0,0 +1,191 @@
+#pragma once
+#define min // workaround: nimble's min/max macros conflict with libstdc++
+#define max
+#include <host/ble_gap.h>
+#undef max
+#undef min
+
+#include "components/fs/FS.h"
+
+namespace Pinetime {
+  namespace System {
+    class SystemTask;
+  }
+  namespace Controllers {
+    class Ble;
+    class FSService {
+    public:
+      FSService(Pinetime::System::SystemTask& systemTask, Pinetime::Controllers::FS& fs);
+      void Init();
+
+      int OnFSServiceRequested(uint16_t connectionHandle, uint16_t attributeHandle, ble_gatt_access_ctxt* context);
+      void NotifyFSRaw(uint16_t connectionHandle);
+
+    private:
+      Pinetime::System::SystemTask& systemTask;
+      Pinetime::Controllers::FS& fs;
+      static constexpr uint16_t FSServiceId {0xFEBB};
+      static constexpr uint16_t fsVersionId {0x0100};
+      static constexpr uint16_t fsTransferId {0x0200};
+      uint16_t fsVersion = {0x0004};
+      static constexpr uint16_t maxpathlen = 256;
+      static constexpr ble_uuid16_t fsServiceUuid {
+        .u {.type = BLE_UUID_TYPE_16},
+        .value = {0xFEBB}}; // {0x72, 0x65, 0x66, 0x73, 0x6e, 0x61, 0x72, 0x54, 0x65, 0x6c, 0x69, 0x46, 0xBB, 0xFE, 0xAF, 0xAD}};
+
+      static constexpr ble_uuid128_t fsVersionUuid {
+        .u {.type = BLE_UUID_TYPE_128},
+        .value = {0x72, 0x65, 0x66, 0x73, 0x6e, 0x61, 0x72, 0x54, 0x65, 0x6c, 0x69, 0x46, 0x00, 0x01, 0xAF, 0xAD}};
+
+      static constexpr ble_uuid128_t fsTransferUuid {
+        .u {.type = BLE_UUID_TYPE_128},
+        .value = {0x72, 0x65, 0x66, 0x73, 0x6e, 0x61, 0x72, 0x54, 0x65, 0x6c, 0x69, 0x46, 0x00, 0x02, 0xAF, 0xAD}};
+
+      struct ble_gatt_chr_def characteristicDefinition[3];
+      struct ble_gatt_svc_def serviceDefinition[2];
+      uint16_t versionCharacteristicHandle;
+      uint16_t transferCharacteristicHandle;
+
+      enum class commands : uint8_t {
+        INVALID = 0x00,
+        READ = 0x10,
+        READ_DATA = 0x11,
+        READ_PACING = 0x12,
+        WRITE = 0x20,
+        WRITE_PACING = 0x21,
+        WRITE_DATA = 0x22,
+        DELETE = 0x30,
+        DELETE_STATUS = 0x31,
+        MKDIR = 0x40,
+        MKDIR_STATUS = 0x41,
+        LISTDIR = 0x50,
+        LISTDIR_ENTRY = 0x51,
+        MOVE = 0x60,
+        MOVE_STATUS = 0x61
+      };
+      enum class FSState : uint8_t {
+        IDLE = 0x00,
+        READ = 0x01,
+        WRITE = 0x02,
+      };
+      FSState state;
+      char filepath[maxpathlen]; // TODO ..ugh fixed filepath len
+      int fileSize;
+      using ReadHeader = struct __attribute__((packed)) {
+        commands command;
+        uint8_t padding;
+        uint16_t pathlen;
+        uint32_t chunkoff;
+        uint32_t chunksize;
+        char pathstr[];
+      };
+
+      using ReadResponse = struct __attribute__((packed)) {
+        commands command;
+        uint8_t status;
+        uint16_t padding;
+        uint32_t chunkoff;
+        uint32_t totallen;
+        uint32_t chunklen;
+        uint8_t chunk[];
+      };
+      using ReadPacing = struct __attribute__((packed)) {
+        commands command;
+        uint8_t status;
+        uint16_t padding;
+        uint32_t chunkoff;
+        uint32_t chunksize;
+      };
+
+      using WriteHeader = struct __attribute__((packed)) {
+        commands command;
+        uint8_t padding;
+        uint16_t pathlen;
+        uint32_t offset;
+        uint64_t modTime;
+        uint32_t totalSize;
+        char pathstr[];
+      };
+
+      using WriteResponse = struct __attribute__((packed)) {
+        commands command;
+        uint8_t status;
+        uint16_t padding;
+        uint32_t offset;
+        uint64_t modTime;
+        uint32_t freespace;
+      };
+
+      using WritePacing = struct __attribute__((packed)) {
+        commands command;
+        uint8_t status;
+        uint16_t padding;
+        uint32_t offset;
+        uint32_t dataSize;
+        uint8_t data[];
+      };
+      using ListDirHeader = struct __attribute__((packed)) {
+        commands command;
+        uint8_t padding;
+        uint16_t pathlen;
+        char pathstr[];
+      };
+
+      using ListDirResponse = struct __attribute__((packed)) {
+        commands command;
+        uint8_t status;
+        uint16_t path_length;
+        uint32_t entry;
+        uint32_t totalentries;
+        uint32_t flags;
+        uint64_t modification_time;
+        uint32_t file_size;
+        char path[];
+      };
+
+      using MKDirHeader = struct __attribute__((packed)) {
+        commands command;
+        uint8_t padding;
+        uint16_t pathlen;
+        uint32_t padding2;
+        uint64_t time;
+        char pathstr[];
+      };
+
+      using MKDirResponse = struct __attribute__((packed)) {
+        commands command;
+        uint8_t status;
+        uint32_t padding1;
+        uint16_t padding2;
+        uint64_t modification_time;
+      };
+
+      using DelHeader = struct __attribute__((packed)) {
+        commands command;
+        uint8_t padding;
+        uint16_t pathlen;
+        char pathstr[];
+      };
+
+      using DelResponse = struct __attribute__((packed)) {
+        commands command;
+        uint8_t status;
+      };
+      using MoveHeader = struct __attribute__((packed)) {
+        commands command;
+        uint8_t padding;
+        uint16_t OldPathLength;
+        uint16_t NewPathLength;
+        char pathstr[];
+      };
+
+      using MoveResponse = struct __attribute__((packed)) {
+        commands command;
+        uint8_t status;
+      };
+
+      int FSCommandHandler(uint16_t connectionHandle, os_mbuf* om);
+      void prepareReadDataResp(ReadHeader* header, ReadResponse* resp);
+    };
+  }
+}