Merge "camera: Full support for HTC camera switch" into ics

LOCAL_MODULE:= libcameraservice

ifeq ($(BOARD_HAVE_HTC_FFC), true)

LOCAL_CFLAGS += -DBOARD_HAVE_HTC_FFC

endif

include $(BUILD_SHARED_LIBRARY)

#include <stdio.h>

#include <sys/types.h>

#include <pthread.h>

#include <unistd.h>

#include <fcntl.h>

#include <binder/IPCThreadState.h>

#include <binder/IServiceManager.h>

// ----------------------------------------------------------------------------

#if defined(BOARD_HAVE_HTC_FFC)

#define HTC_SWITCH_CAMERA_FILE_PATH "/sys/android_camera2/htcwc"

static void htcCameraSwitch(int cameraId)

{

    char buffer[16];

    int fd;

    if (access(HTC_SWITCH_CAMERA_FILE_PATH, W_OK) == 0) {

        snprintf(buffer, sizeof(buffer), "%d", cameraId);

        fd = open(HTC_SWITCH_CAMERA_FILE_PATH, O_WRONLY);

        write(fd, buffer, strlen(buffer));

        close(fd);

    }

}

#endif

// This is ugly and only safe if we never re-create the CameraService, but

// should be ok for now.

static CameraService *gCameraService;

        return NULL;

    }

#if defined(BOARD_HAVE_HTC_FFC)

    htcCameraSwitch(cameraId);

#endif

    Mutex::Autolock lock(mServiceLock);

    if (mClient[cameraId] != 0) {

        client = mClient[cameraId].promote();