You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
142 lines
2.8 KiB
142 lines
2.8 KiB
/*++
|
|
|
|
Copyright (c) 1995 Microsoft Corporation
|
|
|
|
Module Name:
|
|
|
|
bootini.c
|
|
|
|
Abstract:
|
|
|
|
Routines relating to boot.ini.
|
|
|
|
Author:
|
|
|
|
Ted Miller (tedm) 4-Apr-1995
|
|
|
|
Revision History:
|
|
|
|
--*/
|
|
|
|
#include "setupp.h"
|
|
#pragma hdrstop
|
|
|
|
|
|
BOOL
|
|
ChangeBootTimeoutBootIni(
|
|
IN UINT Timeout
|
|
)
|
|
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Changes the boot countdown value in boot.ini.
|
|
|
|
Arguments:
|
|
|
|
Timeout - supplies new timeout value, in seconds.
|
|
|
|
Return Value:
|
|
|
|
None.
|
|
|
|
--*/
|
|
|
|
{
|
|
HFILE hfile;
|
|
ULONG FileSize;
|
|
PUCHAR buf = NULL,p1,p2;
|
|
BOOL b;
|
|
CHAR TimeoutLine[256];
|
|
CHAR szBootIni[] = "?:\\BOOT.INI";
|
|
|
|
szBootIni[0] = (CHAR)x86SystemPartitionDrive;
|
|
|
|
wsprintfA(TimeoutLine,"timeout=%u\r\n",Timeout);
|
|
|
|
//
|
|
// Open and read boot.ini.
|
|
//
|
|
b = FALSE;
|
|
hfile = _lopen(szBootIni,OF_READ);
|
|
if(hfile != HFILE_ERROR) {
|
|
|
|
FileSize = _llseek(hfile,0,2);
|
|
if(FileSize != (ULONG)(-1)) {
|
|
|
|
if((_llseek(hfile,0,0) != -1)
|
|
&& (buf = MyMalloc(FileSize+1))
|
|
&& (_lread(hfile,buf,FileSize) != (UINT)(-1)))
|
|
{
|
|
buf[FileSize] = 0;
|
|
b = TRUE;
|
|
}
|
|
}
|
|
|
|
_lclose(hfile);
|
|
}
|
|
|
|
if(!b) {
|
|
if(buf) {
|
|
MyFree(buf);
|
|
}
|
|
return(FALSE);
|
|
}
|
|
|
|
if(!(p1 = strstr(buf,"timeout"))) {
|
|
MyFree(buf);
|
|
return(FALSE);
|
|
}
|
|
|
|
if(p2 = strchr(p1,'\n')) {
|
|
p2++; // skip NL.
|
|
} else {
|
|
p2 = buf + FileSize;
|
|
}
|
|
|
|
SetFileAttributesA(szBootIni,FILE_ATTRIBUTE_NORMAL);
|
|
|
|
hfile = _lcreat(szBootIni,0);
|
|
if(hfile == HFILE_ERROR) {
|
|
MyFree(buf);
|
|
return(FALSE);
|
|
}
|
|
|
|
//
|
|
// Write:
|
|
//
|
|
// 1) the first part, start=buf, len=p1-buf
|
|
// 2) the timeout line
|
|
// 3) the last part, start=p2, len=buf+FileSize-p2
|
|
//
|
|
|
|
b = ((_lwrite(hfile,buf ,p1-buf ) != (UINT)(-1))
|
|
&& (_lwrite(hfile,TimeoutLine,strlen(TimeoutLine)) != (UINT)(-1))
|
|
&& (_lwrite(hfile,p2 ,buf+FileSize-p2 ) != (UINT)(-1)));
|
|
|
|
_lclose(hfile);
|
|
MyFree(buf);
|
|
|
|
//
|
|
// Make boot.ini archive, read only, and system.
|
|
//
|
|
if (!SetFileAttributesA(szBootIni,
|
|
FILE_ATTRIBUTE_READONLY |
|
|
FILE_ATTRIBUTE_SYSTEM |
|
|
FILE_ATTRIBUTE_ARCHIVE |
|
|
FILE_ATTRIBUTE_HIDDEN)){
|
|
//
|
|
// If we failed to set attributes on boot.ini log the error
|
|
//
|
|
SetuplogError(
|
|
LogSevInformation,
|
|
SETUPLOG_USE_MESSAGEID,
|
|
MSG_LOG_FAILURE_SETTING_FILE_ATTR,
|
|
pSetupAnsiToUnicode(szBootIni),
|
|
NULL, NULL);
|
|
}
|
|
|
|
return(b);
|
|
}
|
|
|