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//******************************************************************************
//
// File: INTRFACE.H
//
// Description: This module acts as the interface between the Info-ZIP code and
// our Windows code in WINMAIN.CPP. See INTRFACE.CPP for a more
// detailed description and the actual implementation.
//
// Copyright: All the source files for Pocket UnZip, except for components
// written by the Info-ZIP group, are copyrighted 1997 by Steve P.
// Miller. The product "Pocket UnZip" itself is property of the
// author and cannot be altered in any way without written consent
// from Steve P. Miller.
//
// Disclaimer: All project files are provided "as is" with no guarantee of
// their correctness. The authors are not liable for any outcome
// that is the result of using this source. The source for Pocket
// UnZip has been placed in the public domain to help provide an
// understanding of its implementation. You are hereby granted
// full permission to use this source in any way you wish, except
// to alter Pocket UnZip itself. For comments, suggestions, and
// bug reports, please write to stevemil@pobox.com.
//
//
// Date Name History
// -------- ------------ -----------------------------------------------------
// 02/01/97 Steve Miller Created (Version 1.0 using Info-ZIP UnZip 5.30)
//
//******************************************************************************
#ifndef __INTRFACE_H__
#define __INTRFACE_H__
#ifdef __cplusplus
extern "C" {
#endif
//******************************************************************************
//***** Types and Structures
//******************************************************************************
typedef int (WINAPI DLLPRNT)(LPSTR, unsigned long);
typedef int (WINAPI DLLPASSWORD)(LPSTR, int, LPCSTR, LPCSTR);
typedef int (WINAPI DLLSERVICE)(LPSTR, unsigned long);
typedef void (WINAPI DLLSND)(void);
typedef int (WINAPI DLLREPLACE)(LPSTR);
typedef void (WINAPI DLLMESSAGE)(ulg, ulg, int, int, int, int, int, int,
int, char*, char*, ulg);
typedef struct _USERFUNCTIONS {
DLLPRNT *print;
DLLSND *sound;
DLLREPLACE *replace;
DLLPASSWORD *password;
DLLMESSAGE *SendApplicationMessage;
DLLSERVICE *ServiceApplication;
unsigned long TotalSizeComp;
unsigned long TotalSize;
int CompFactor;
unsigned int NumMembers;
WORD cchComment;
} USERFUNCTIONS, *LPUSERFUNCTIONS;
typedef struct _DCL {
int PromptToOverwrite;
} DCL, *LPDCL;
typedef enum _OVERWRITE_MODE {
OM_PROMPT = 0,
OM_NEWER,
OM_ALWAYS,
OM_NEVER
} OVERWRITE_MODE, *LPOVERWRITE_MODE;
typedef struct _EXTRACT_INFO {
BOOL fExtract; // TRUE for extract, FALSE for test
DWORD dwFileCount; // Number of files to extract/test.
DWORD dwByteCount; // Total bytes to extract/test
LPSTR *szFileList; // ARGV list of files, NULL for all files.
BOOL fRestorePaths; // TRUE to restore paths, FALSE to junk them.
OVERWRITE_MODE overwriteMode; // How to handle file overwrites.
LPSTR szMappedPath; // Used to store mapped name. May be NULL.
BOOL fAbort; // Set during operation by UI to abort.
int result; // Result code from extraction/test.
// Window handles for the various controls in our progress dialogs.
HWND hWndEditFile;
HWND hWndProgFile;
HWND hWndProgTotal;
HWND hWndPercentage;
HWND hWndFilesProcessed;
HWND hWndBytesProcessed;
// Values used to keep track of our progress.
DWORD dwFileOffset;
DWORD dwFile;
DWORD dwBytesTotalThisFile;
DWORD dwBytesWrittenThisFile;
DWORD dwBytesWrittenPreviousFiles;
LPCSTR szFile;
BOOL fNewLineOfText;
} EXTRACT_INFO, *LPEXTRACT_INFO;
typedef struct _DECRYPT_INFO {
int retry;
LPSTR szPassword;
DWORD nSize;
LPCSTR szFile;
} DECRYPT_INFO, *LPDECRYPT_INFO;
//******************************************************************************
//***** Function Prototypes
//******************************************************************************
int DoListFiles(LPCSTR szZipFile);
BOOL DoExtractOrTestFiles(LPCSTR szZipFile, EXTRACT_INFO *pei);
int DoGetComment(LPCSTR szZipFile);
BOOL SetExtractToDirectory(LPTSTR szDirectory);
int win_fprintf(FILE *file, unsigned int dwCount, char far *buffer);
//******************************************************************************
//***** Global Variables
//******************************************************************************
#ifdef GLOBAL_DECLARE
#undef GLOBAL_DECLARE
#undef GLOBAL_INIT
#endif
#ifdef __INTRFACE_CPP__
#define GLOBAL_DECLARE
#define GLOBAL_INIT(value) =value
#else
#define GLOBAL_DECLARE extern
#define GLOBAL_INIT(value)
#endif
GLOBAL_DECLARE jmp_buf dll_error_return;
GLOBAL_DECLARE LPDCL lpDCL GLOBAL_INIT(NULL);
GLOBAL_DECLARE LPUSERFUNCTIONS lpUserFunctions GLOBAL_INIT(NULL);
#ifdef __cplusplus
} // extern "C"
#endif
#endif // __INTRFACE_H__
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