sane-project-backends/backend/kvs1025_cmds.h

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2.1 KiB
C

/*
Copyright (C) 2008, Panasonic Russia Ltd.
*/
/* sane - Scanner Access Now Easy.
Panasonic KV-S1020C / KV-S1025C USB scanners.
*/
#ifndef KVS1025_CMDS_H
#define KVS1025_CMDS_H
/* Commands supported by the KV-S1020C / KV-S1025C scanner. */
#define SCSI_TEST_UNIT_READY 0x00
#define SCSI_INQUIRY 0x12
#define SCSI_SET_WINDOW 0x24
#define SCSI_SCAN 0x1B
#define SCSI_SEND_10 0x2A
#define SCSI_READ_10 0x28
#define SCSI_REQUEST_SENSE 0x03
#define SCSI_GET_BUFFER_STATUS 0x34
#define SCSI_SET_TIMEOUT 0xE1
typedef enum
{
KV_CMD_NONE = 0,
KV_CMD_IN = 0x81, /* scanner to pc */
KV_CMD_OUT = 0x02 /* pc to scanner */
} KV_CMD_DIRECTION; /* equals to endpoint address */
typedef struct
{
KV_CMD_DIRECTION direction;
unsigned char cdb[12];
int cdb_size;
int data_size;
void *data;
} KV_CMD_HEADER, *PKV_CMD_HEADER;
#define KV_CMD_TIMEOUT 10000
static inline int
getbitfield (unsigned char *pageaddr, int mask, int shift)
{
return ((*pageaddr >> shift) & mask);
}
/* defines for request sense return block */
#define get_RS_information_valid(b) getbitfield(b + 0x00, 1, 7)
#define get_RS_error_code(b) getbitfield(b + 0x00, 0x7f, 0)
#define get_RS_filemark(b) getbitfield(b + 0x02, 1, 7)
#define get_RS_EOM(b) getbitfield(b + 0x02, 1, 6)
#define get_RS_ILI(b) getbitfield(b + 0x02, 1, 5)
#define get_RS_sense_key(b) getbitfield(b + 0x02, 0x0f, 0)
#define get_RS_information(b) getnbyte(b+0x03, 4)
#define get_RS_additional_length(b) b[0x07]
#define get_RS_ASC(b) b[0x0c]
#define get_RS_ASCQ(b) b[0x0d]
#define get_RS_SKSV(b) getbitfield(b+0x0f,1,7)
typedef enum
{
KV_SUCCESS = 0,
KV_FAILED = 1,
KV_CHK_CONDITION = 2
} KV_STATUS;
typedef struct
{
KV_STATUS status;
unsigned char reserved[16];
unsigned char sense[18];
} KV_CMD_RESPONSE, *PKV_CMD_RESPONSE;
#endif /*#ifndef KVS1025_CMDS_H */