digita.h

/*
 * digita.h
 *
 * Copyright 1999-2001 Johannes Erdfelt
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

#ifndef DIGITA_H
#define DIGITA_H

#include <gphoto2/gphoto2.h>

#include <gphoto2/gphoto2-port.h>

#define DIGITA_GET_PRODUCT_INFO         0x01
#define DIGITA_GET_IMAGE_SPECS          0x02
#define DIGITA_GET_CAMERA_STATUS        0x03
#define DIGITA_SET_PRODUCT_INFO         0x05
#define DIGITA_GET_CAMERA_CAPABILITIES  0x10
#define DIGITA_GET_CAMERA_STATE         0x11
#define DIGITA_SET_CAMERA_STATE         0x12
#define DIGITA_GET_CAMERA_DEFAULTS      0x13
#define DIGITA_SET_CAMERA_DEFAULTS      0x14
#define DIGITA_RESTORE_CAMERA_STATES    0x15
#define DIGITA_GET_SCENE_ANALYSIS       0x18
#define DIGITA_GET_POWER_MODE           0x19
#define DIGITA_SET_POWER_MODE           0x1A
#define DIGITA_GET_S1_MODE              0x1D
#define DIGITA_SET_S1_MODE              0x1E
#define DIGITA_START_CAPTURE            0x1F
#define DIGITA_GET_FILE_LIST            0x40
#define DIGITA_GET_NEW_FILE_LIST        0x41
#define DIGITA_GET_FILE_DATA            0x42
#define DIGITA_ERASE_FILE               0x43
#define DIGITA_GET_STORAGE_STATUS       0x44
#define DIGITA_SET_FILE_DATA            0x47
#define DIGITA_GET_FILE_TAG             0x48
#define DIGITA_SET_USER_FILE_TAG        0x49
#define DIGITA_GET_CLOCK                0x70
#define DIGITA_SET_CLOCK                0x71
#define DIGITA_GET_ERROR                0x78
#define DIGITA_GET_INTERFACE_TIMEOUT    0x90
#define DIGITA_SET_INTERFACE_TIMEOUT    0x91

/* Digita protocol primitives */
00060 struct digita_command {
      unsigned int length;
      unsigned char version;
      unsigned char reserved[3];
      unsigned short command;
      unsigned short result;
};

00068 struct partial_tag {
      unsigned int offset;
      unsigned int length;
      unsigned int filesize;
};

00074 struct filename {
      unsigned int driveno;
      char path[32];
      char dosname[16];
};

00080 struct file_item {
      struct filename fn;

      int length;
      unsigned int filestatus;
};

/* Digita protocol commands */

/* DIGITA_GET_FILE_DATA */
/*
 *  sent - digita_command
 *         get_file_data_send
 */
/*
 *  received - get_file_data_receive
 *             data
 */
00098 struct get_file_data_send {
      struct digita_command cmd;

      struct filename fn;

      unsigned int dataselector;

      struct partial_tag tag;
};

00108 struct get_file_data_receive {
      struct digita_command cmd;

      struct partial_tag tag;
};

/* DIGITA_GET_FILE_LIST */
/*  sent - get_file_list */
/*
 *  received - digita_command
 *             data
 */
00120 struct get_file_list {
      struct digita_command cmd;

      unsigned int listorder;
};

/* DIGITA_ERASE_FILE */
/*  sent - erase_file */
/*  received - nothing */
00129 struct erase_file {
      struct digita_command cmd;

      struct filename fn;

      unsigned int zero;
};

/* gphoto2 header magic. this is also CameraPrivateLibrary */
struct _CameraPrivateLibrary {
      GPPort *gpdev;

      int num_pictures;
      struct file_item *file_list;

      /* These parameters are only significant for serial support */
      int portspeed;

      int deviceframesize;

      int (*send)(CameraPrivateLibrary *dev, void *buffer, int buflen);
      int (*read)(CameraPrivateLibrary *dev, void *buffer, int buflen);
};

/* commands.c */
int digita_get_storage_status(CameraPrivateLibrary *dev, int *taken,
      int *available, int *rawcount);
int digita_get_file_list(CameraPrivateLibrary *dev);
int digita_get_file_data(CameraPrivateLibrary *dev, int thumbnail,
      struct filename *filename, struct partial_tag *tag, void *buffer);
int digita_delete_picture(CameraPrivateLibrary *dev, struct filename *filename);

/* serial.c */
int digita_serial_open(CameraPrivateLibrary *dev, Camera *camera);

/* usb.c */
int digita_usb_open(CameraPrivateLibrary *dev, Camera *camera);

#endif