Initial import of sane-backends version 1.0.24-1.2

1 files changed, 315 insertions, 0 deletions

diff --git a/backend/sm3600.h b/backend/sm3600.h
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--- /dev/null
+++ b/backend/sm3600.h
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+/* sane - Scanner Access Now Easy.
+   Copyright (C) Marian Matthias Eichholz 2001
+   This file is part of the SANE package.
+
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   This program 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
+   General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+   MA 02111-1307, USA.
+
+   As a special exception, the authors of SANE give permission for
+   additional uses of the libraries contained in this release of SANE.
+
+   The exception is that, if you link a SANE library with other files
+   to produce an executable, this does not by itself cause the
+   resulting executable to be covered by the GNU General Public
+   License.  Your use of that executable is in no way restricted on
+   account of linking the SANE library code into it.
+
+   This exception does not, however, invalidate any other reasons why
+   the executable file might be covered by the GNU General Public
+   License.
+
+   If you submit changes to SANE to the maintainers to be included in
+   a subsequent release, you agree by submitting the changes that
+   those changes may be distributed with this exception intact.
+
+   If you write modifications of your own for SANE, it is your choice
+   whether to permit this exception to apply to your modifications.
+   If you do not wish that, delete this exception notice.
+*/
+
+#ifndef _H_SM3600
+#define _H_SM3600
+
+/* ======================================================================
+
+sm3600.h
+
+SANE backend master module.
+
+Definitions ported from "scantool.h" 5.4.2001.
+
+(C) Marian Matthias Eichholz 2001
+
+Start: 2.4.2001
+
+====================================================================== */
+
+#define DEBUG_SCAN     0x0001
+#define DEBUG_COMM     0x0002
+#define DEBUG_ORIG     0x0004
+#define DEBUG_BASE     0x0011
+#define DEBUG_DEVSCAN  0x0012
+#define DEBUG_REPLAY   0x0014
+#define DEBUG_BUFFER   0x0018
+#define DEBUG_SIGNALS  0x0020
+#define DEBUG_CALIB    0x0040
+
+#define DEBUG_CRITICAL 1
+#define DEBUG_VERBOSE  2
+#define DEBUG_INFO     3
+#define DEBUG_JUNK     5
+
+#define USB_TIMEOUT_JIFFIES  2000
+
+#define SCANNER_VENDOR     0x05DA
+
+#define MAX_PIXEL_PER_SCANLINE  5300
+
+/* ====================================================================== */
+
+typedef enum { false, true } TBool;
+
+typedef SANE_Status TState;
+
+typedef enum { unknown, sm3600, sm3700, sm3750 } TModel;
+
+typedef struct {
+  TBool         bCalibrated;
+  int           xMargin; /* in 1/600 inch */
+  int           yMargin; /* in 1/600 inch */
+  unsigned char nHoleGray;
+  unsigned char nBarGray;
+  long          rgbBias;
+  unsigned char      *achStripeY;
+  unsigned char      *achStripeR;
+  unsigned char      *achStripeG;
+  unsigned char      *achStripeB;
+} TCalibration;
+
+typedef struct {
+  int x;
+  int y;
+  int cx;
+  int cy;
+  int res; /* like all parameters in 1/1200 inch */
+  int nBrightness; /* -255 ... 255 */
+  int nContrast;   /* -128 ... 127 */
+} TScanParam;
+
+typedef enum { fast, high, best } TQuality;
+typedef enum { color, gray, line, halftone } TMode;
+
+#define INST_ASSERT() { if (this->nErrorState) return this->nErrorState; }
+
+#define CHECK_ASSERTION(a) if (!(a)) return SetError(this,SANE_STATUS_INVAL,"assertion failed in %s %d",__FILE__,__LINE__)
+
+#define CHECK_POINTER(p) \
+if (!(p)) return SetError(this,SANE_STATUS_NO_MEM,"memory failed in %s %d",__FILE__,__LINE__)
+
+#define dprintf debug_printf
+
+typedef struct TInstance *PTInstance;
+typedef TState (*TReadLineCB)(PTInstance);
+
+typedef struct TScanState {
+  TBool           bEOF;         /* EOF marker for sane_read */
+  TBool           bCanceled;
+  TBool           bScanning;    /* block is active? */
+  TBool           bLastBulk;    /* EOF announced */
+  int             iReadPos;     /* read() interface */
+  int             iBulkReadPos; /* bulk read pos */
+  int             iLine;        /* log no. line */
+  int             cchBulk;      /* available bytes in bulk buffer */
+  int             cchLineOut;   /* buffer size */
+  int             cxPixel,cyPixel; /* real pixel */
+  int             cxMax;        /* uninterpolated in real pixels */
+  int             cxWindow;     /* Window with in 600 DPI */
+  int             cyWindow;     /* Path length in 600 DPI */
+  int             cyTotalPath;  /* from bed start to window end in 600 dpi */
+  int             nFixAspect;   /* aspect ratio in percent, 75-100 */
+  int             cBacklog;     /* depth of ppchLines */
+  int             ySensorSkew;  /* distance in pixel between sensors */
+  char           *szOrder;      /* 123 or 231 or whatever */
+  unsigned char  *pchBuf;       /* bulk transfer buffer */
+  short         **ppchLines;    /* for error diffusion and color corr. */
+  unsigned char  *pchLineOut;   /* read() interface */
+  TReadLineCB     ReadProc;     /* line getter callback */
+} TScanState;
+
+
+#ifndef INSANE_VERSION
+
+#ifdef SM3600_SUPPORT_EXPOSURE
+#define NUM_OPTIONS 18
+#else
+#define NUM_OPTIONS 16
+#endif
+
+
+typedef struct TDevice {
+  struct TDevice        *pNext;
+  struct usb_device     *pdev;
+  TModel                 model;
+  SANE_Device            sane;
+  char			*szSaneName;
+} TDevice;
+
+#endif
+
+typedef struct TInstance {
+#ifndef INSANE_VERSION
+  struct TInstance         *pNext;
+  SANE_Option_Descriptor    aoptDesc[NUM_OPTIONS];
+  Option_Value              aoptVal[NUM_OPTIONS];
+#endif
+  SANE_Int           agammaY[4096];
+  SANE_Int           agammaR[4096];
+  SANE_Int           agammaG[4096];
+  SANE_Int           agammaB[4096];
+  TScanState         state;
+  TCalibration       calibration;
+  TState             nErrorState;
+  char              *szErrorReason;
+  TBool              bSANE;
+  TScanParam         param;
+  TBool              bWriteRaw;
+  TBool              bVerbose;
+  TBool              bOptSkipOriginate;
+  TQuality           quality;
+  TMode              mode;
+  TModel             model;
+  int                hScanner;
+  FILE              *fhLog;
+  FILE              *fhScan;
+  int                ichPageBuffer; /* write position in full page buffer */
+  int                cchPageBuffer; /* total size of '' */
+  unsigned char     *pchPageBuffer; /* the humble buffer */
+} TInstance;
+
+#define TRUE  1
+#define FALSE 0
+
+/* ====================================================================== */
+
+#define ERR_FAILED -1
+#define OK         0
+
+#define NUM_SCANREGS      74
+
+/* ====================================================================== */
+
+/* note: The first register has address 0x01 */
+
+#define R_ALL    0x01
+
+/* have to become an enumeration */
+
+typedef enum { none, hpos, hposH, hres } TRegIndex;
+
+/* WORD */
+#define R_SPOS   0x01
+#define R_XRES   0x03
+/* WORD */
+#define R_SWID   0x04
+/* WORD */
+#define R_STPS   0x06
+/* WORD */
+#define R_YRES   0x08
+/* WORD */
+#define R_SLEN   0x0A
+/* WORD*/
+#define R_INIT   0x12
+#define RVAL_INIT 0x1540
+/* RGB */
+#define R_CCAL   0x2F
+
+/* WORD */
+#define R_CSTAT  0x42
+#define R_CTL    0x46
+/* WORD */
+#define R_POS    0x52
+/* WORD */
+#define R_LMP    0x44
+#define R_QLTY   0x4A
+#define R_STAT   0x54
+
+#define LEN_MAGIC   0x24EA
+
+/* ====================================================================== */
+#define USB_CHUNK_SIZE 0x8000
+
+/* sm3600-scanutil.c */
+__SM3600EXPORT__ int SetError(TInstance *this, int nError, const char *szFormat, ...);
+__SM3600EXPORT__ void debug_printf(unsigned long ulType, const char *szFormat, ...);
+__SM3600EXPORT__ TState FreeState(TInstance *this, TState nReturn);
+__SM3600EXPORT__ TState EndScan(TInstance *this);
+__SM3600EXPORT__ TState ReadChunk(TInstance *this, unsigned char *achOut,
+				  int cchMax, int *pcchRead);
+#ifdef INSANE_VERSION
+__SM3600EXPORT__ void DumpBuffer(FILE *fh, const char *pch, int cch);
+__SM3600EXPORT__ TState DoScanFile(TInstance *this);
+#endif
+
+__SM3600EXPORT__ void   GetAreaSize(TInstance *this);
+__SM3600EXPORT__ void   ResetCalibration(TInstance *this);
+
+__SM3600EXPORT__ TState InitGammaTables(TInstance *this,
+					int nBrightness,
+					int nContrast);
+__SM3600EXPORT__ TState CancelScan(TInstance *this);
+
+/* sm3600-scanmtek.c */
+extern unsigned short aidProduct[];
+__SM3600EXPORT__ TState DoInit(TInstance *this);
+__SM3600EXPORT__ TState DoReset(TInstance *this);
+__SM3600EXPORT__ TState WaitWhileBusy(TInstance *this,int cSecs);
+__SM3600EXPORT__ TState WaitWhileScanning(TInstance *this,int cSecs);
+__SM3600EXPORT__ TModel GetScannerModel(unsigned short idVendor, unsigned short idProduct);
+
+#ifdef INSANE_VERSION
+__SM3600EXPORT__ TState DoLampSwitch(TInstance *this,int nPattern);
+#endif
+__SM3600EXPORT__ TState DoCalibration(TInstance *this);
+__SM3600EXPORT__ TState UploadGammaTable(TInstance *this, int iByteAddress, SANE_Int *pnGamma);
+__SM3600EXPORT__ TState UploadGainCorrection(TInstance *this, int iTableOffset);
+
+/* sm3600-scanusb.c */
+__SM3600EXPORT__ TState RegWrite(TInstance *this,int iRegister, int cb, unsigned long ulValue);
+__SM3600EXPORT__ TState RegWriteArray(TInstance *this,int iRegister, int cb, unsigned char *pchBuffer);
+#ifdef INSANE_VERSIONx
+__SM3600EXPORT__ TState RegCheck(TInstance *this,int iRegister, int cch, unsigned long ulValue);
+__SM3600EXPORT__ int BulkRead(TInstance *this,FILE *fhOut, unsigned int cchBulk);
+__SM3600EXPORT__ TState MemReadArray(TInstance *this, int iAddress, int cb, unsigned char *pchBuffer);
+#endif
+__SM3600EXPORT__ int BulkReadBuffer(TInstance *this,unsigned char *puchBufferOut, unsigned int cchBulk); /* gives count */
+__SM3600EXPORT__ unsigned int RegRead(TInstance *this,int iRegister, int cch);
+__SM3600EXPORT__ TState MemWriteArray(TInstance *this, int iAddress, int cb, unsigned char *pchBuffer);
+
+/* sm3600-gray.c */
+__SM3600EXPORT__ TState StartScanGray(TInstance *this);
+/* sm3600-color.c */
+__SM3600EXPORT__ TState StartScanColor(TInstance *this);
+
+/* sm3600-homerun.c */
+#ifdef INSANE_VERSION
+__SM3600EXPORT__ TState FakeCalibration(TInstance *this);
+#endif
+
+__SM3600EXPORT__ TState DoOriginate(TInstance *this, TBool bStepOut);
+__SM3600EXPORT__ TState DoJog(TInstance *this,int nDistance);
+
+/* ====================================================================== */
+
+#endif