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/*
* canon.h - Canon "native" operations.
*
* Written 1999 by Wolfgang G. Reissnegger and Werner Almesberger
*
* $Id$
*
*/
#ifndef _CANON_H
#define _CANON_H
#ifdef CANON_EXPERIMENTAL_CAPTURE
#warning COMPILING WITH EXPERIMENTAL CAPTURE FEATURE
#endif
#ifdef CANON_EXPERIMENTAL_UPLOAD
#warning COMPILING WITH EXPERIMENTAL UPLOAD FEATURE
#endif
/* Defines for error handling */
#define NOERROR 0
#define ERROR_RECEIVED 1
#define ERROR_ADDRESSED 2
#define FATAL_ERROR 3
#define ERROR_LOWBATT 4
/* Battery status values:
* hopefully obsolete values first - we now just use the bit
* that makes the difference
obsolete #define CAMERA_ON_AC 16
obsolete #define CAMERA_ON_BATTERY 48
*/
#define CAMERA_POWER_OK 6
#define CAMERA_POWER_BAD 4
#define CAMERA_MASK_BATTERY 32
/**
* Various camera types
*/
typedef enum {
CANON_PS_A5,
CANON_PS_A5_ZOOM,
CANON_PS_A50,
CANON_PS_S10,
CANON_PS_S20,
CANON_PS_S30,
CANON_PS_S40,
CANON_PS_A70,
CANON_PS_S100,
CANON_PS_S300,
CANON_PS_G1,
CANON_PS_G2,
CANON_PS_A10,
CANON_PS_A20,
CANON_PS_A30,
CANON_PS_A40,
CANON_EOS_D30,
CANON_PS_PRO90_IS,
CANON_PS_S330,
CANON_PS_S200,
CANON_EOS_D60,
CANON_PS_A100,
CANON_PS_A200,
CANON_PS_S45,
CANON_PS_S230,
CANON_PS_G3
} canonCamModel;
#define CON_CHECK_PARAM_NULL(param) \
if (param == NULL) { \
gp_context_error (context, "NULL param \"%s\" in %s line %i", #param, __FILE__, __LINE__); \
return GP_ERROR_BAD_PARAMETERS; \
}
#define CHECK_PARAM_NULL(param) \
if (param == NULL) { \
GP_LOG (GP_LOG_ERROR, "NULL param \"%s\" in %s line %i", #param, __FILE__, __LINE__); \
return GP_ERROR_BAD_PARAMETERS; \
}
struct canonCamModelData
{
char *id_str;
canonCamModel model;
unsigned short usb_vendor;
unsigned short usb_product;
char serial_support;
unsigned int max_picture_size;
unsigned int max_thumbnail_size;
};
extern const struct canonCamModelData models[];
struct _CameraPrivateLibrary
{
struct canonCamModelData *md;
int speed; /* The speed we're using for this camera */
char ident[32]; /* Model ID string given by the camera */
char owner[32]; /* Owner name */
char firmwrev[4]; /* Firmware revision */
unsigned char psa50_eot[8];
int receive_error;
int first_init; /* first use of camera 1 = yes 0 = no */
int uploading; /* 1 = yes ; 0 = no */
int slow_send; /* to send data via serial with a usleep(1)
* between each byte 1 = yes ; 0 = no */
unsigned char seq_tx;
unsigned char seq_rx;
#ifdef CANON_EXPERIMENTAL_CAPTURE
int capturing; /* whether we are capturing or not
hack to speed up usb_dialogue
when not capturing [no sleep(2)] */
#endif /* CANON_EXPERIMENTAL_CAPTURE */
/* driver settings
* leave these as int, as gp_widget_get_value sets them as int!
*/
int list_all_files; /* whether to list all files, not just know types */
#ifdef CANON_EXPERIMENTAL_UPLOAD
int upload_keep_filename; /* 0=DCIF compatible filenames (AUT_*),
1=keep original filename */
#endif /* CANON_EXPERIMENTAL_UPLOAD */
char *cached_drive; /* usually something like C: */
int cached_ready; /* whether the camera is ready to rock */
/*
* Directory access may be rather expensive, so we cached some information.
* This is now done by libgphoto2, so we are continuously removing this stuff.
* So the following variables are OBSOLETE.
*/
int cached_disk;
int cached_capacity;
int cached_available;
};
/* A minimum dirent is :
* 2 attributes + 0x00
* 4 file date (UNIX localtime)
* 4 file size
* 1 empty path '' plus NULL byte
*/
#define CANON_MINIMUM_DIRENT_SIZE 11
/* offsets of fields of direntry in bytes */
#define CANON_DIRENT_ATTRS 0
#define CANON_DIRENT_SIZE 2
#define CANON_DIRENT_TIME 6
#define CANON_DIRENT_NAME 10
/* what to list in canon_int_list_directory */
#define CANON_LIST_FILES (1 << 1)
#define CANON_LIST_FOLDERS (1 << 2)
#define DIR_CREATE 0
#define DIR_REMOVE 1
/* These contain the default label for all the
* switch (camera->port->type) statements
*/
#define GP_PORT_DEFAULT_RETURN_INTERNAL(return_statement) \
default: \
gp_context_error (context, "Don't know how to handle " \
"camera->port->type value %i aka 0x%x" \
"in %s line %i.", camera->port->type, \
camera->port->type, __FILE__, __LINE__); \
return_statement; \
break;
#define GP_PORT_DEFAULT_RETURN_EMPTY GP_PORT_DEFAULT_RETURN_INTERNAL(return)
#define GP_PORT_DEFAULT_RETURN(RETVAL) GP_PORT_DEFAULT_RETURN_INTERNAL(return RETVAL)
#define GP_PORT_DEFAULT GP_PORT_DEFAULT_RETURN(GP_ERROR_BAD_PARAMETERS)
/*
* All functions returning a pointer have malloc'ed the data. The caller must
* free() it when done.
*/
/**
* Switches the camera on, detects the model and sets its speed
*/
int canon_int_ready(Camera *camera, GPContext *context);
/*
*
*/
char *canon_int_get_disk_name(Camera *camera, GPContext *context);
/*
*
*/
int canon_int_get_battery(Camera *camera, int *pwr_status, int *pwr_source, GPContext *context);
#ifdef CANON_EXPERIMENTAL_CAPTURE
/*
*
*/
int canon_int_capture_image (Camera *camera, CameraFilePath *path, GPContext *context);
#endif
/*
*
*/
int canon_int_get_disk_name_info(Camera *camera, const char *name,int *capacity,int *available, GPContext *context);
/*
*
*/
int canon_int_list_directory (Camera *camera, const char *folder, CameraList *list, const int flags, GPContext *context);
int canon_int_get_file(Camera *camera, const char *name, unsigned char **data, int *length, GPContext *context);
int canon_int_get_thumbnail(Camera *camera, const char *name, unsigned char **retdata, int *length, GPContext *context);
int canon_int_put_file(Camera *camera, CameraFile *file, char *destname, char *destpath, GPContext *context);
int canon_int_set_file_attributes(Camera *camera, const char *file, const char *dir, unsigned char attrs, GPContext *context);
int canon_int_delete_file(Camera *camera, const char *name, const char *dir, GPContext *context);
int canon_serial_end(Camera *camera);
int canon_serial_off(Camera *camera);
int canon_int_get_time(Camera *camera, time_t *camera_time, GPContext *context);
int canon_int_set_time(Camera *camera, time_t date, GPContext *context);
int canon_int_directory_operations(Camera *camera, const char *path, int action, GPContext *context);
int canon_int_identify_camera(Camera *camera, GPContext *context);
int canon_int_set_owner_name(Camera *camera, const char *name, GPContext *context);
/* path conversion - needs drive letter, and can therefor not be moved to util.c */
const char *canon2gphotopath(Camera *camera, const char *path);
const char *gphoto2canonpath(Camera *camera, const char *path, GPContext *context);
const char *canon_int_filename2thumbname (Camera *camera, const char *filename);
int canon_int_extract_jpeg_thumb (unsigned char *data, const unsigned int datalen, unsigned char **retdata, unsigned int *retdatalen, GPContext *context);
/* for the macros abbreviating gp_log* */
#define GP_MODULE "canon"
#endif /* _CANON_H */
/*
* Local Variables:
* c-file-style:"linux"
* indent-tabs-mode:t
* End:
*/
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