888 lines
22 KiB
C
888 lines
22 KiB
C
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/*
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* copy.c - Copy routine for WinDosSetup
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* Todd Laney
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*
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* Modification History:
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*
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* 6/03/91 Vlads Change copy process to incorporate new Install API
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*
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* 3/24/89 Toddla Wrote it
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*
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*
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* notes:
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* we now use the LZCopy stuff for compression
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* we now set the crit error handler ourselves so CHECKFLOPPY is
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* NOT defined
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*/
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#include <windows.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#include <mmsystem.h>
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#include "drivers.h"
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#include "sulib.h"
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//#include <ver.h>
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#define MAX_COPY_ATTEMPTS 15
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/*
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* Maximum number of install disks we support
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*/
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#define MAX_DISKS 100
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/*
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* Flags for VerInstallFile
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*/
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#define FORCEABLE_FLAGS (VIF_MISMATCH + VIF_SRCOLD + VIF_DIFFLANG + VIF_DIFFTYPE + VIF_DIFFCODEPG )
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/**********************************************************************
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*
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* Local function prototypes.
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*
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**********************************************************************/
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// Retrieve disk path for logical disk
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BOOL GetDiskPath(LPTSTR Disk, LPTSTR szPath);
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// Convert VIF_... to ERROR... return codes
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UINT ConvertFlagToValue(DWORD dwFlags);
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// Do the work of trying to copy a file
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LONG TryCopy(LPTSTR szSrc, // Full source file path
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LPTSTR szLogSrc, // Logical source name
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LPTSTR szDestPath,// Destination path
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FPFNCOPY fpfnCopy); // Callback routine
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#ifdef CHECK_FLOPPY
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BOOL NEAR IsDiskInDrive(int iDisk);
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#endif
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// GLOBAL VARIABLES
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// directory where windows will be setup to
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TCHAR szSetupPath[MAX_PATH];
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// directory where the root of the setup disks are!
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TCHAR szDiskPath[MAX_PATH];
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// Name of driver being copied (or oemsetup.inf)
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TCHAR szDrv[120];
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/*
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* global vars used by DosCopy
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*/
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static LPTSTR lpBuf = NULL; // copy buffer
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static int iBuf = 0; // usage count
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static UINT nBufSize;
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BOOL bRetry = FALSE;
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BOOL bQueryExist;
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extern BOOL bCopyEvenIfOlder; // From DRIVERS.C
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BOOL DefCopyCallback(int msg, DWORD_PTR n, LPTSTR szFile)
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{
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return FC_IGNORE;
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}
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/* UINT FileCopy (szSource, szDir, fpfnCopy, UINT fCopy)
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*
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* This function will copy a group of files to a single destination
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*
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* ENTRY:
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*
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* szSourc : pointer to a SETUP.INF section
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* szDir : pointer to a string containing the target DIR
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* fpfnCopy : callback function used to notify called of copy status
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* fCopy : flags
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*
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* FC_SECTION - szSource is a section name
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* FC_LIST - szSource is a pointer to a char **foo;
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* FC_LISTTYPE - szSource is a pointer to a char *foo[];
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* FC_FILE - szSource is a file name.
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* FC_QUALIFIED - szSource is a fully qualified file name.
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* FC_DEST_QUALIFIED - szDir is fully qualified. Don't expand this.
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* FC_CALLBACK_WITH_VER - call back if file exists and report version information.
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*
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* NOTES:
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* if szSource points to a string of the form '#name' the section
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* named by 'name' will be used as the source files
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*
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* the first field of each line in the secion is used as the name of the
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* source file. A file name has the following form:
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*
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* #:name
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*
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* # - Disk number containing file 1-9,A-Z
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* name - name of the file, may be a wild card expression
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*
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* Format for copy status function
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*
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* BOOL FAR PASCAL CopyStatus(int msg, int n, LPSTR szFile)
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*
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* msg:
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* COPY_ERROR error occured while copying file(s)
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* n is the DOS error number
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* szFile is the file that got the error
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* return: TRUE ok, FALSE abort copy
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*
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* COPY_STATUS Called each time a new file is copied
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* n is the percent done
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* szFile is the file being copied
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* return: TRUE ok, FALSE abort copy
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*
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* COPY_INSERTDISK Please tell the user to insert a disk
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* n is the disk needed ('1' - '9')
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* return: TRUE try again, FALSE abort copy
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*
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* COPY_QUERYCOPY Should this file be copied?
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* n line index in SETUP.INF section (0 based)
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* szFile is the line from section
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* return: TRUE copy it, FALSE dont copy
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*
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* COPY_START Sent before any files are copied
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*
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* COPY_END Sent after all files have been copied
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* n is dos error if copy failed
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*
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* COPY_EXISTS Sent if the FC_CALL_ON_EXIST bit was set
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* and the file exists at the destination
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* given for the filecopy.
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*
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*
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* EXIT: returns TRUE if successful, FALSE if failure.
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*
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*/
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UINT FileCopy (LPTSTR szSource, LPTSTR szDir, FPFNCOPY fpfnCopy, UINT fCopy)
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{
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int err = ERROR_SUCCESS; // Return code from this routine
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TCHAR szPath[MAX_PATH];
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TCHAR szLogSrc[MAX_PATH];
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TCHAR szSrc[MAX_PATH];
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LPTSTR pFileBegin; // First file
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LPTSTR * List; // Handle lists of files
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LPTSTR * ListHead;
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int nDisk; // The disk we're on
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int cntFiles = 0; // How many files we've got to do
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if (fpfnCopy == NULL) {
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fpfnCopy = DefCopyCallback;
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}
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if (!szSource || !*szSource || !szDir || !*szDir) {
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return ERROR_FILE_NOT_FOUND;
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}
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/*
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* fix up the drive in the destination
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*/
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if ( fCopy & FC_DEST_QUALIFIED ) {
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lstrcpy(szPath, szDir);
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fCopy &= ~FC_DEST_QUALIFIED;
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} else {
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ExpandFileName(szDir, szPath);
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}
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if (szSource[0] == TEXT('#') && fCopy == FC_FILE) {
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fCopy = FC_SECTION;
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++szSource;
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}
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switch (fCopy) {
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case FC_SECTION:
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{
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szSource = infFindSection(NULL,szSource);
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/*
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* We are called even when the section doesn't exist
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*/
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if (szSource == NULL) {
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return ERROR_SUCCESS;
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}
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fCopy = FC_LIST;
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}
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// fall through to FC_LIST
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case FC_LIST:
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pFileBegin = szSource;
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cntFiles = infLineCount(szSource);
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break;
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case FC_LISTTYPE:
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ListHead = List = (LPTSTR far *)szSource;
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pFileBegin = *ListHead;
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while ( *List++ ) // Count files to be copied.
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++cntFiles;
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break;
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case FC_FILE:
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case FC_QUALIFIED:
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default:
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pFileBegin = szSource;
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cntFiles = 1;
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}
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/*
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* walk all files in the list and call TryCopy ....
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*
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* NOTES:
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* we must walk file list sorted by disk number.
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* we should use the disk that is currently inserted.
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* we should do a find first/find next on the files????
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* we need to check for errors.
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* we need to ask the user to insert disk in drive.
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*
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*/
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(*fpfnCopy)(COPY_START,0,NULL);
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/*
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* Go through all possible disks: 1 to 100 and A to Z (26)
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*/
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for (nDisk = 1;
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err == ERROR_SUCCESS && (cntFiles > 0) &&
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(nDisk <= MAX_DISKS + 'Z' - 'A' + 1);
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nDisk++)
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{
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TCHAR Disk[10]; // Maximum string is "100:"
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LPTSTR pFile;
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int FileNumber; // Which file in the list we're on
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// (to pass to callback)
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pFile = pFileBegin; // Start at first file
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List = ListHead; // Handled chained lists
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FileNumber = 0; // Informational for callback - gives
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// which file in list we're on
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/*
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* Work out the string representing our disk letter
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*/
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if (nDisk > MAX_DISKS) {
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Disk[0] = TEXT('A') + nDisk - MAX_DISKS - 1;
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Disk[1] = TEXT('\0');
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} else {
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_itow(nDisk, Disk, 10);
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}
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wcscat(Disk, TEXT(":"));
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for (;
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err == ERROR_SUCCESS && pFile;
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FileNumber++,
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pFile = fCopy == FC_LISTTYPE ? *(++List) :
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fCopy == FC_LIST ? infNextLine(pFile) :
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NULL)
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{
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/*
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* We have to reset high bit of first byte because it could be set
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* by translating service in OEM setup to show that file name was
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* mapped
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*/
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*pFile = toascii(*pFile);
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/*
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* should we copy this file?
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* copy the files in disk order.
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*/
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if (_wcsnicmp(pFile, Disk, wcslen(Disk)) == 0 || // File has disk
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// number and we're
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// on that disk
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RemoveDiskId(pFile) == pFile &&
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nDisk == 1 && *pFile || // First disk and
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// no disk number
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fCopy == FC_QUALIFIED) { // Fully qualified
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/*
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* done with a file. decrement count.
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*/
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cntFiles--;
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lstrcpy(szDrv, RemoveDiskId(pFile));
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switch ((*fpfnCopy)(COPY_QUERYCOPY, FileNumber, pFile))
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{
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case CopyCurrent: // Skip
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continue;
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case CopyNeither:
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err = ERROR_FILE_EXISTS; // File already exists
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case CopyNew:
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break;
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default:
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break;
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}
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/*
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* Pick up bad return code from switch
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*/
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if (err != ERROR_SUCCESS) {
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break;
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}
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/*
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* now we convert logical dest into a physical
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* (unless FC_QUALIFIED)
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*/
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infParseField(pFile, 1, szLogSrc); // logical source
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if ( fCopy != FC_QUALIFIED ) {
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ExpandFileName(szLogSrc, szSrc); // full physical source
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} else {
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lstrcpy(szSrc,szLogSrc);
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}
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/*
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* Attempt copy
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*/
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err = TryCopy(szSrc, // Qualified Source file
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szLogSrc, // Logical source file name (with disk #)
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szPath, // Path for directory to install in
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fpfnCopy); // Copy callback function
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/*
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* If failed to find file try the windows directory
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*/
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if (err != ERROR_SUCCESS) {
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break;
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}
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} /* End if dor if DoCopy */
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}
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}
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(*fpfnCopy)(COPY_END,err,NULL);
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return err;
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}
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/**********************************************************************
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*
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* TryCopy
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*
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* Copy a single file from source to destination using the VerInstallFile
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* API - interpreting the return code as :
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*
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* ERROR_SUCCESS - OK
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* Other - failure type
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*
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**********************************************************************/
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LONG TryCopy(LPTSTR szSrc, // Full expanded source file path
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LPTSTR szLogSrc, // Logical source name
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LPTSTR szDestPath, // Destination path
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FPFNCOPY fpfnCopy) // Callback routine
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{
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DWORD wTmpLen;
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DWORD dwRetFlags;
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TCHAR szTempFile[MAX_PATH];
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TCHAR szErrFile[MAX_PATH];
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||
|
|
TCHAR DriversPath[MAX_PATH];
|
||
|
|
BOOL bRetVal; // Return code from callback
|
||
|
|
LPTSTR szFile;
|
||
|
|
TCHAR szSrcPath[MAX_PATH];
|
||
|
|
int iAttemptCount;
|
||
|
|
WORD wVerFlags;
|
||
|
|
LONG err;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Fix up destination if file is a kernel driver
|
||
|
|
*/
|
||
|
|
|
||
|
|
if (IsFileKernelDriver(szSrc) && szDestPath)
|
||
|
|
{
|
||
|
|
wcscpy(DriversPath, szDestPath);
|
||
|
|
wcscat(DriversPath, TEXT("\\drivers"));
|
||
|
|
szDestPath = DriversPath;
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Create file name from current string
|
||
|
|
*/
|
||
|
|
|
||
|
|
szFile = FileName(szSrc);
|
||
|
|
lstrcpy(szSrcPath, szSrc);
|
||
|
|
StripPathName(szSrcPath);
|
||
|
|
|
||
|
|
for(iAttemptCount = 0, wVerFlags = 0 ;
|
||
|
|
iAttemptCount <= MAX_COPY_ATTEMPTS;
|
||
|
|
iAttemptCount++) {
|
||
|
|
|
||
|
|
HCURSOR hcurPrev; // Saved cursor state
|
||
|
|
|
||
|
|
// Central operation - attempt to install file szFile in directory
|
||
|
|
// pointed by szPath from directory pointed by szSrc
|
||
|
|
// If operation will fail but with possibility to force install
|
||
|
|
// in last parameter buffer we will have temporary file name ==>
|
||
|
|
// therefore we can avoid excessive copying.
|
||
|
|
// NOTE: now szFile consists of only file name and other buffers
|
||
|
|
// only path names.
|
||
|
|
|
||
|
|
wTmpLen = MAX_PATH;
|
||
|
|
|
||
|
|
hcurPrev = SetCursor(LoadCursor(NULL,IDC_WAIT));
|
||
|
|
dwRetFlags = VerInstallFile(wVerFlags,
|
||
|
|
(LPTSTR) szFile,
|
||
|
|
(LPTSTR) szFile,
|
||
|
|
(LPTSTR) szSrcPath,
|
||
|
|
(LPTSTR) szDestPath,
|
||
|
|
(LPTSTR) szDestPath,
|
||
|
|
(LPTSTR) szTempFile,
|
||
|
|
(LPDWORD) &wTmpLen);
|
||
|
|
SetCursor(hcurPrev);
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Operation failed if at least one bit of return flags is non-zero
|
||
|
|
* That is unusual but defined so in Version API.
|
||
|
|
*/
|
||
|
|
|
||
|
|
if ( !dwRetFlags )
|
||
|
|
return ERROR_SUCCESS; // If no errors - goto next file
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* If flag MISMATCH is set - install can be forced and we have
|
||
|
|
* temporary file in destination subdirectory
|
||
|
|
*/
|
||
|
|
|
||
|
|
if ( dwRetFlags & VIF_MISMATCH ) {
|
||
|
|
|
||
|
|
if ( (dwRetFlags & VIF_SRCOLD) && (!bCopyEvenIfOlder) ) {
|
||
|
|
|
||
|
|
/*
|
||
|
|
* If we need not call back with question - automatically
|
||
|
|
* force install with same parameters.
|
||
|
|
* michaele, *only* if src file is *newer* than dst file
|
||
|
|
*/
|
||
|
|
|
||
|
|
DeleteFile(szTempFile);
|
||
|
|
|
||
|
|
return ERROR_SUCCESS;
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
* If we need not call back with question - automatically
|
||
|
|
* force install with same parameters.
|
||
|
|
*/
|
||
|
|
|
||
|
|
wVerFlags |= VIFF_FORCEINSTALL;
|
||
|
|
iAttemptCount--; // Make sure we get another go.
|
||
|
|
continue;
|
||
|
|
|
||
|
|
} /* End if MISMATCH */
|
||
|
|
|
||
|
|
/*
|
||
|
|
* If real error occured - call back with error file info
|
||
|
|
* In all dialogs we use our error codes - so I will convert
|
||
|
|
* flags returned from Ver API to ours.
|
||
|
|
*/
|
||
|
|
|
||
|
|
err = ConvertFlagToValue(dwRetFlags);
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* If source path or file is nor readable - try to change disk
|
||
|
|
*/
|
||
|
|
|
||
|
|
if ( dwRetFlags & VIF_CANNOTREADSRC )
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* Now new path in szSrc so I deleted logic for creating it
|
||
|
|
*/
|
||
|
|
|
||
|
|
if (RemoveDiskId(szLogSrc) == szLogSrc)
|
||
|
|
|
||
|
|
/*
|
||
|
|
* if disk # not provided, default to 1
|
||
|
|
*/
|
||
|
|
|
||
|
|
bRetVal = (*fpfnCopy)(COPY_INSERTDISK, (DWORD_PTR)"1", szSrcPath);
|
||
|
|
else
|
||
|
|
bRetVal = (*fpfnCopy)(COPY_INSERTDISK, (DWORD_PTR)szLogSrc, szSrcPath);
|
||
|
|
|
||
|
|
|
||
|
|
switch (bRetVal)
|
||
|
|
{
|
||
|
|
case FC_RETRY:
|
||
|
|
continue; // and try again...
|
||
|
|
|
||
|
|
case FC_ABORT:
|
||
|
|
return ERROR_FILE_NOT_FOUND;
|
||
|
|
|
||
|
|
case FC_IGNORE:
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
ExpandFileName(szLogSrc, szErrFile);
|
||
|
|
|
||
|
|
#if WINDOWSDIR
|
||
|
|
|
||
|
|
if (!*bWindowsDir &&
|
||
|
|
err != FC_ERROR_LOADED_DRIVER &&
|
||
|
|
err != ERROR_DISK_FULL)
|
||
|
|
{
|
||
|
|
GetWindowsDirectory(szPath, MAX_PATH);
|
||
|
|
*bWindowsDir = TRUE;
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif // WINDOWSDIR
|
||
|
|
|
||
|
|
switch ((*fpfnCopy)(COPY_ERROR, err, szErrFile)) {
|
||
|
|
|
||
|
|
case FC_IGNORE:
|
||
|
|
return ERROR_SUCCESS;
|
||
|
|
|
||
|
|
case FC_RETRY:
|
||
|
|
break;
|
||
|
|
|
||
|
|
case FC_ABORT:
|
||
|
|
return ERROR_FILE_NOT_FOUND;
|
||
|
|
}
|
||
|
|
} // End of attempts
|
||
|
|
|
||
|
|
return err;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* BOOL GetDiskPath(Disk, szPath)
|
||
|
|
*
|
||
|
|
* This function will retrive the full path name for a logical disk
|
||
|
|
*
|
||
|
|
* The code reads the [disks] section of SETUP.INF and looks for
|
||
|
|
* n = path where n is the disk char. NOTE the disk '0' defaults to
|
||
|
|
* the root windows directory.
|
||
|
|
*
|
||
|
|
* ENTRY:
|
||
|
|
*
|
||
|
|
* cDisk : what disk to find 0-9,A-Z
|
||
|
|
* szPath : buffer to hold disk path
|
||
|
|
*
|
||
|
|
* Returns :
|
||
|
|
* TRUE if a disk path was found
|
||
|
|
* FALSE if there was no disk specified (ie no ':'
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
|
||
|
|
BOOL GetDiskPath(LPTSTR Disk, LPTSTR szPath)
|
||
|
|
{
|
||
|
|
TCHAR ach[MAX_PATH];
|
||
|
|
TCHAR szBuf[MAX_PATH];
|
||
|
|
int i;
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Check to see if there is actually a disk id.
|
||
|
|
* If not return FALSE
|
||
|
|
*/
|
||
|
|
|
||
|
|
if (RemoveDiskId(Disk) == Disk) {
|
||
|
|
return FALSE;
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Create our copy of the disk id
|
||
|
|
*/
|
||
|
|
|
||
|
|
for (i = 0; Disk[i] != TEXT(':'); i++) {
|
||
|
|
ach[i] = Disk[i];
|
||
|
|
}
|
||
|
|
ach[i] = TEXT('\0');
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Zero disk letter means windows setup directory
|
||
|
|
*/
|
||
|
|
|
||
|
|
if (_wcsicmp(ach, TEXT("0")) == 0) {
|
||
|
|
|
||
|
|
/*
|
||
|
|
* return the windows setup directory
|
||
|
|
*/
|
||
|
|
|
||
|
|
lstrcpy(szPath,szSetupPath);
|
||
|
|
return TRUE;
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
* now look in the [disks] section for a full path name
|
||
|
|
*
|
||
|
|
* This is a pretty bogus concept and is not supported
|
||
|
|
* in win 32 style disks section [Source Media Descriptions]
|
||
|
|
*/
|
||
|
|
|
||
|
|
if ( !infGetProfileString(NULL,DISK_SECT,ach,szPath) &&
|
||
|
|
!infGetProfileString(NULL,OEMDISK_SECT,ach,szPath)) {
|
||
|
|
|
||
|
|
lstrcpy(szPath, szDiskPath);
|
||
|
|
} else {
|
||
|
|
infParseField(szPath,1,szPath);
|
||
|
|
|
||
|
|
/*
|
||
|
|
* is the path relative? is so prepend the szDiskPath
|
||
|
|
*/
|
||
|
|
|
||
|
|
if (szPath[0] == TEXT('.') || szPath[0] == TEXT('\0')) {
|
||
|
|
lstrcpy(szBuf,szDiskPath);
|
||
|
|
catpath(szBuf,szPath);
|
||
|
|
lstrcpy(szPath,szBuf);
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
return TRUE;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/* BOOL FAR PASCAL ExpandFileName(LPSTR szFile, LPTSTR szPath)
|
||
|
|
*
|
||
|
|
* This function will retrive the full path name for a file
|
||
|
|
* it will expand, logical disk letters to pyshical ones
|
||
|
|
* will use current disk and directory if non specifed.
|
||
|
|
*
|
||
|
|
* if the drive specifed is 0-9, it will expand the drive into a
|
||
|
|
* full pathname using GetDiskPath()
|
||
|
|
*
|
||
|
|
* IE 0:system ==> c:windows\system
|
||
|
|
* 1:foo.txt a:\foo.txt
|
||
|
|
*
|
||
|
|
* ENTRY:
|
||
|
|
*
|
||
|
|
* szFile : File name to expand
|
||
|
|
* szPath : buffer to hold full file name
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
BOOL ExpandFileName(LPTSTR szFile, LPTSTR szPath)
|
||
|
|
{
|
||
|
|
TCHAR szBuf[MAX_PATH*2];
|
||
|
|
|
||
|
|
if (GetDiskPath(szFile, szBuf)) {
|
||
|
|
lstrcpy(szPath,szBuf);
|
||
|
|
if (szFile[2])
|
||
|
|
catpath(szPath,szFile + 2);
|
||
|
|
} else {
|
||
|
|
lstrcpy(szPath,szFile);
|
||
|
|
}
|
||
|
|
return TRUE;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
void catpath(LPTSTR path, LPTSTR sz)
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// Remove any drive letters from the directory to append
|
||
|
|
//
|
||
|
|
sz = RemoveDiskId(sz);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Remove any current directories ".\" from directory to append
|
||
|
|
//
|
||
|
|
while (sz[0] == TEXT('.') && SLASH(sz[1]))
|
||
|
|
sz += 2;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Dont append a NULL string or a single "."
|
||
|
|
//
|
||
|
|
if (*sz && ! (sz[0] == TEXT('.') && sz[1] == 0))
|
||
|
|
{
|
||
|
|
// Add a slash separator if necessary.
|
||
|
|
if ((! SLASH(path[lstrlen(path) - 1])) && // slash at end of path
|
||
|
|
((path[lstrlen(path) - 1]) != TEXT(':')) && // colon at end of path
|
||
|
|
(! SLASH(sz[0]))) // slash at beginning of file
|
||
|
|
lstrcat(path, CHSEPSTR);
|
||
|
|
|
||
|
|
lstrcat(path, sz);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Return a pointer to the file name part of a string
|
||
|
|
*/
|
||
|
|
|
||
|
|
LPTSTR FileName(LPTSTR szPath)
|
||
|
|
{
|
||
|
|
LPTSTR sz;
|
||
|
|
|
||
|
|
for (sz=szPath; *sz; sz++)
|
||
|
|
;
|
||
|
|
|
||
|
|
for (; sz>=szPath && !SLASH(*sz) && *sz!=TEXT(':'); sz--)
|
||
|
|
;
|
||
|
|
|
||
|
|
return ++sz;
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Return the portion of a file name following the disk (ie anything
|
||
|
|
* before the colon).
|
||
|
|
* If there is no colon just return a pointer to the original string
|
||
|
|
*/
|
||
|
|
|
||
|
|
LPTSTR RemoveDiskId(LPTSTR szPath)
|
||
|
|
{
|
||
|
|
LPTSTR sz;
|
||
|
|
|
||
|
|
for (sz = szPath; *sz; sz++) {
|
||
|
|
if (*sz == TEXT(':')) {
|
||
|
|
return sz + 1;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return szPath;
|
||
|
|
}
|
||
|
|
|
||
|
|
LPTSTR StripPathName(LPTSTR szPath)
|
||
|
|
{
|
||
|
|
LPTSTR sz;
|
||
|
|
|
||
|
|
sz = FileName(szPath);
|
||
|
|
|
||
|
|
if (sz > szPath+1 && SLASH(sz[-1]) && sz[-2] != TEXT(':'))
|
||
|
|
sz--;
|
||
|
|
|
||
|
|
*sz = 0;
|
||
|
|
return szPath;
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
* See if a file is a kernel driver. Unfortunately the VersionInfo APIs
|
||
|
|
* don't seem coded up to take care of this at the moment so we just check
|
||
|
|
* to see if the file extension is ".SYS"
|
||
|
|
*/
|
||
|
|
|
||
|
|
BOOL IsFileKernelDriver(LPTSTR szPath)
|
||
|
|
{
|
||
|
|
TCHAR drive[MAX_PATH];
|
||
|
|
TCHAR dir[MAX_PATH];
|
||
|
|
TCHAR fname[MAX_PATH];
|
||
|
|
TCHAR ext[MAX_PATH];
|
||
|
|
|
||
|
|
lsplitpath(szPath, drive, dir, fname, ext);
|
||
|
|
return !_wcsicmp(ext, TEXT(".sys"));
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/**************************************************************************
|
||
|
|
*
|
||
|
|
* This function converts returned flags from Ver API to the numerical
|
||
|
|
* error codes used in SETUP.
|
||
|
|
*
|
||
|
|
***************************************************************************/
|
||
|
|
|
||
|
|
UINT ConvertFlagToValue(DWORD dwFlags)
|
||
|
|
{
|
||
|
|
if ( ! dwFlags )
|
||
|
|
return(NO_ERROR);
|
||
|
|
if ( dwFlags & VIF_CANNOTREADSRC )
|
||
|
|
return(ERROR_FILE_NOT_FOUND);
|
||
|
|
if ( dwFlags & VIF_OUTOFMEMORY )
|
||
|
|
return(ERROR_OUTOFMEMORY);
|
||
|
|
if ( dwFlags & VIF_ACCESSVIOLATION )
|
||
|
|
return(ERROR_ACCESS_DENIED);
|
||
|
|
if ( dwFlags & VIF_SHARINGVIOLATION )
|
||
|
|
return(ERROR_SHARING_VIOLATION);
|
||
|
|
if ( dwFlags & VIF_FILEINUSE)
|
||
|
|
return(FC_ERROR_LOADED_DRIVER);
|
||
|
|
|
||
|
|
return(ERROR_CANNOT_COPY); // General error
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
#ifdef CHECK_FLOPPY
|
||
|
|
/*--------------------------------------------------------------------------
|
||
|
|
|
||
|
|
IsValidDiskette() -
|
||
|
|
|
||
|
|
--------------------------------------------------------------------------*/
|
||
|
|
|
||
|
|
#define CBSECTORSIZE 512
|
||
|
|
#define INT13_READ 2
|
||
|
|
|
||
|
|
BOOL IsValidDiskette(int iDrive)
|
||
|
|
{
|
||
|
|
TCHAR buf[CBSECTORSIZE];
|
||
|
|
|
||
|
|
iDrive |= 0x0020; // make lower case
|
||
|
|
|
||
|
|
iDrive -= 'a'; // A = 0, B = 1, etc. for BIOS stuff
|
||
|
|
|
||
|
|
return MyReadWriteSector(buf, INT13_READ, iDrive, 0, 0, 1);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
/* BOOL IsDiskInDrive(char cDisk)
|
||
|
|
*
|
||
|
|
* Is the specifed disk in the drive
|
||
|
|
*
|
||
|
|
* ENTRY:
|
||
|
|
*
|
||
|
|
* cDisk : what disk required to be in the drive (logical)
|
||
|
|
*
|
||
|
|
* return TRUE if the specifed disk is in the drive
|
||
|
|
* FALSE if the wrong disk is in the drive or disk error
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
BOOL IsDiskInDrive(int iDisk)
|
||
|
|
{
|
||
|
|
|
||
|
|
if ((iDisk >= 'A' && iDisk <= 'Z') ||
|
||
|
|
(iDisk >= 'a' && iDisk <= 'z'))
|
||
|
|
{
|
||
|
|
if (DosRemoveable(iDisk))
|
||
|
|
{
|
||
|
|
if (!IsValidDiskette(iDisk))
|
||
|
|
return FALSE;
|
||
|
|
}
|
||
|
|
return TRUE;
|
||
|
|
}
|
||
|
|
return TRUE; // for non drive letters assume a path
|
||
|
|
// and thus always in.
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif
|