Add packet to close device.

device.c

@@ -32,6 +32,15 @@ int DeviceOpen(const char* device_path)
 #endif
 }
 
+void DeviceClose(int device_fd)
+{
+#if defined(__linux__) && !defined(__ANDROID__)
+    return LinuxCloseDevice(device_fd);
+#else
+    return -1;
+#endif
+}
+
 int32_t GetDeviceType(const char* device_path)
 {
 #if defined(__linux__) && !defined(__ANDROID__)

dicmote.h

@@ -62,6 +62,7 @@
 #define DICMOTE_PACKET_TYPE_RESPONSE_GET_FIREWIRE_DATA 22
 #define DICMOTE_PACKET_TYPE_COMMAND_GET_PCMCIA_DATA 23
 #define DICMOTE_PACKET_TYPE_RESPONSE_GET_PCMCIA_DATA 24
+#define DICMOTE_PACKET_TYPE_COMMAND_CLOSE_DEVICE 25
 #define DICMOTE_PROTOCOL_MAX 1
 #define DICMOTE_PACKET_NOP_REASON_OOO 0
 #define DICMOTE_PACKET_NOP_REASON_NOT_IMPLEMENTED 1
@@ -418,12 +419,18 @@ typedef struct
     char            cis[65536];
 } DicPacketResGetPcmciaData;
 
+typedef struct
+{
+    DicPacketHeader hdr;
+} DicPacketCmdClose;
+
 #pragma pack(pop)
 
 DeviceInfoList* ListDevices();
 void            FreeDeviceInfoList(DeviceInfoList* start);
 uint16_t        DeviceInfoListCount(DeviceInfoList* start);
 int             DeviceOpen(const char* device_path);
+void            DeviceClose(int device_fd);
 int32_t         GetDeviceType(const char* device_path);
 int32_t         SendScsiCommand(int       device_fd,
                                 char*     cdb,

linux/device.c

@@ -39,6 +39,8 @@ int LinuxOpenDevice(const char* device_path)
     return fd;
 }
 
+void LinuxCloseDevice(int device_fd) { close(device_fd); }
+
 int32_t LinuxGetDeviceType(const char* device_path)
 {
 #ifdef HAS_UDEV

linux/linux.h

@@ -25,6 +25,7 @@
 DeviceInfoList* LinuxListDevices();
 
 int  LinuxOpenDevice(const char* device_path);
+void LinuxCloseDevice(int device_fd);
 
 int32_t LinuxGetDeviceType(const char* device_path);
 

worker.c

@@ -1019,6 +1019,10 @@ void* WorkingLoop(void* arguments)
                     free(pkt_cmd_sdhci);
                     free(pkt_res_sdhci);
                     continue;
+                case DICMOTE_PACKET_TYPE_COMMAND_CLOSE_DEVICE:
+                    DeviceClose(device_fd);
+                    skip_next_hdr = 1;
+                    continue;
                 default:
                     pkt_nop->reason_code = DICMOTE_PACKET_NOP_REASON_NOT_RECOGNIZED;
                     memset(&pkt_nop->reason, 0, 256);