lzexpand.h

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/*****************************************************************************\
*                                                                             *
* lzexpand.h    Public interfaces for LZEXPAND.DLL.                           *
*                                                                             *
*                                                                             *
* NOTE: windows.h must be included first if LIB is NOT #defined 	      *
*                                                                             *
* Copyright (c) 1992-1995, Microsoft Corp.	All rights reserved.	      *
*                                                                             *
*******************************************************************************
*
* #define LIB   - To be used with LZEXP?.LIB (default is for LZEXPAND.DLL)
*                 NOTE: Not compatible with windows.h if LIB is #defined
*
\*****************************************************************************/

#ifndef _INC_LZEXPAND
#define _INC_LZEXPAND

#ifdef __cplusplus
extern "C" {            /* Assume C declarations for C++ */
#endif	/* __cplusplus */

/*
 * If .lib version is being used, declare types used in this file.
 */
#ifdef LIB

#define LZAPI       _pascal

#ifndef WINAPI                      /* don't declare if they're already declared */
#define WINAPI      _far _pascal
#define NEAR        _near
#define FAR         _far
#define PASCAL      _pascal
typedef int             BOOL;
#define TRUE        1
#define FALSE       0
typedef unsigned char   BYTE;
typedef unsigned short  WORD;
typedef unsigned int    UINT;
typedef signed long     LONG;
typedef unsigned long   DWORD;
typedef char far*       LPSTR;
typedef const char far* LPCSTR;
typedef int             HFILE;
#define OFSTRUCT    void            /* Not used by the .lib version */
#endif  /* WINAPI */

#else   /* LIB */

#define LZAPI       _far _pascal

/* If .dll version is being used and we're being included with
 * the 3.0 windows.h, #define compatible type aliases.
 * If included with the 3.0 windows.h, #define compatible aliases
 */
#ifndef _INC_WINDOWS
#define UINT        WORD
#define LPCSTR      LPSTR
#define HFILE       int
#endif  /* !_INC_WINDOWS */

#endif  /* !LIB */

/****** Error return codes ***************************************************/

#define LZERROR_BADINHANDLE   (-1)  /* invalid input handle */
#define LZERROR_BADOUTHANDLE  (-2)  /* invalid output handle */
#define LZERROR_READ          (-3)  /* corrupt compressed file format */
#define LZERROR_WRITE         (-4)  /* out of space for output file */
#define LZERROR_GLOBALLOC     (-5)  /* insufficient memory for LZFile struct */
#define LZERROR_GLOBLOCK      (-6)  /* bad global handle */
#define LZERROR_BADVALUE      (-7)  /* input parameter out of range */
#define LZERROR_UNKNOWNALG    (-8)  /* compression algorithm not recognized */

/****** Public functions *****************************************************/

int     LZAPI LZStart(void);
void    LZAPI LZDone(void);
LONG    LZAPI CopyLZFile(HFILE, HFILE);
LONG    LZAPI LZCopy(HFILE, HFILE);
HFILE   LZAPI LZInit(HFILE);
int     LZAPI GetExpandedName(LPCSTR, LPSTR);
HFILE   LZAPI LZOpenFile(LPCSTR, OFSTRUCT FAR*, UINT);
LONG    LZAPI LZSeek(HFILE, LONG, int);
int     LZAPI LZRead(HFILE, void FAR*, int);
void    LZAPI LZClose(HFILE);

#ifdef __cplusplus
}
#endif	/* __cplusplus */

#endif  /* _INC_LZEXPAND */