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1230 lines
36 KiB
1230 lines
36 KiB
#define UNICODE 1
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#include "shellprv.h"
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#include <regapi.h>
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#pragma hdrstop
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char * __cdecl StrTokEx (char ** pstring, const char * control);
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//
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// Value names for for different environment variables
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//
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#define PATH_VARIABLE TEXT("Path")
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#define LIBPATH_VARIABLE TEXT("LibPath")
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#define OS2LIBPATH_VARIABLE TEXT("Os2LibPath")
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#define AUTOEXECPATH_VARIABLE TEXT("AutoexecPath")
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#define HOMEDRIVE_VARIABLE TEXT("HOMEDRIVE")
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#define HOMESHARE_VARIABLE TEXT("HOMESHARE")
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#define HOMEPATH_VARIABLE TEXT("HOMEPATH")
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#define COMPUTERNAME_VARIABLE TEXT("COMPUTERNAME")
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#define USERNAME_VARIABLE TEXT("USERNAME")
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#define USERDOMAIN_VARIABLE TEXT("USERDOMAIN")
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#define USERDNSDOMAIN_VARIABLE TEXT("USERDNSDOMAIN")
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#define USERPROFILE_VARIABLE TEXT("USERPROFILE")
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#define ALLUSERSPROFILE_VARIABLE TEXT("ALLUSERSPROFILE")
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#define OS_VARIABLE TEXT("OS")
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#define PROCESSOR_VARIABLE TEXT("PROCESSOR_ARCHITECTURE")
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#define PROCESSOR_LEVEL_VARIABLE TEXT("PROCESSOR_LEVEL")
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#define SYSTEMDRIVE_VARIABLE TEXT("SystemDrive")
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#define SYSTEMROOT_VARIABLE TEXT("SystemRoot")
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#define PROGRAMFILES_VARIABLE TEXT("ProgramFiles")
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#define COMMONPROGRAMFILES_VARIABLE TEXT("CommonProgramFiles")
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#if defined(WX86) || defined(_WIN64)
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#define PROGRAMFILESX86_VARIABLE TEXT("ProgramFiles(x86)")
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#define COMMONPROGRAMFILESX86_VARIABLE TEXT("CommonProgramFiles(x86)")
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#endif
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#define SYSTEM_ENV_SUBKEY TEXT("SYSTEM\\CurrentControlSet\\Control\\Session Manager\\Environment")
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#define USER_ENV_SUBKEY TEXT("Environment")
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#define USER_VOLATILE_ENV_SUBKEY TEXT("Volatile Environment")
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//
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// Max environment variable length
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//
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#define MAX_VALUE_LEN 1024
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//
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// Parsing information for autoexec.bat
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//
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#define PARSE_AUTOEXEC_KEY TEXT("Software\\Microsoft\\Windows NT\\CurrentVersion\\Winlogon")
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#define PARSE_AUTOEXEC_ENTRY TEXT("ParseAutoexec")
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#define PARSE_AUTOEXEC_DEFAULT TEXT("1")
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#define MAX_PARSE_AUTOEXEC_BUFFER 2
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#ifdef _X86_
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BOOL IsPathIncludeRemovable(LPCTSTR lpValue)
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{
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BOOL ret = FALSE;
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LPTSTR pszDup = StrDup(lpValue);
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if (pszDup)
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{
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LPTSTR pszTemp = pszDup;
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while (*pszTemp)
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{
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// skip spaces
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for ( ; *pszTemp && *pszTemp == TEXT(' '); pszTemp++)
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;
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// check if the drive is removable
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if (pszTemp[0] && pszTemp[1] && pszTemp[1] == TEXT(':') && pszTemp[2]) { // ex) "A:\"
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TCHAR c = pszTemp[3];
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pszTemp[3] = 0;
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if (PathIsRemovable(pszTemp)) {
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pszTemp[3] = c;
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ret = TRUE;
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break;
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}
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pszTemp[3] = c;
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}
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// skip to the next path
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for ( ; *pszTemp && *pszTemp != TEXT(';'); pszTemp++)
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;
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if (*pszTemp)
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pszTemp++;
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}
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LocalFree(pszDup);
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}
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return ret;
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}
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#endif
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/***************************************************************************\
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* SetUserEvironmentVariable
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*
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*
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* History:
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* 2-28-92 Johannec Created
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*
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\***************************************************************************/
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BOOL SetUserEnvironmentVariable(void **pEnv, LPTSTR lpVariable, LPTSTR lpValue, BOOL bOverwrite)
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{
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NTSTATUS Status;
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UNICODE_STRING Name;
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UNICODE_STRING Value;
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DWORD cch;
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TCHAR szValue[1024];
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if (!*pEnv || !lpVariable || !*lpVariable) {
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return(FALSE);
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}
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if (!NT_SUCCESS(RtlInitUnicodeStringEx(&Name, lpVariable)))
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{
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return FALSE;
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}
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cch = 1024;
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Value.Buffer = (PTCHAR)LocalAlloc(LPTR, cch*sizeof(WCHAR));
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if (Value.Buffer) {
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Value.Length = 0;
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Value.MaximumLength = (USHORT)cch * sizeof(WCHAR);
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Status = RtlQueryEnvironmentVariable_U(*pEnv, &Name, &Value);
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LocalFree(Value.Buffer);
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if (NT_SUCCESS(Status) && !bOverwrite) {
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return(TRUE);
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}
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}
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if (lpValue && *lpValue) {
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//
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// Special case TEMP and TMP and shorten the path names
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//
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if ((!lstrcmpi(lpVariable, TEXT("TEMP"))) ||
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(!lstrcmpi(lpVariable, TEXT("TMP")))) {
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if (!GetShortPathName (lpValue, szValue, ARRAYSIZE(szValue)))
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{
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lstrcpyn (szValue, lpValue, ARRAYSIZE(szValue));
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}
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} else {
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lstrcpyn (szValue, lpValue, ARRAYSIZE(szValue));
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}
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RtlInitUnicodeString(&Value, szValue); // known to be < 1024
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Status = RtlSetEnvironmentVariable(pEnv, &Name, &Value);
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}
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else {
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Status = RtlSetEnvironmentVariable( pEnv, &Name, NULL);
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}
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return NT_SUCCESS(Status);
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}
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/***************************************************************************\
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* ExpandUserEvironmentVariable
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*
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*
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* History:
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* 2-28-92 Johannec Created
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*
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\***************************************************************************/
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NTSTATUS ExpandUserEnvironmentStrings(void *pEnv, LPTSTR lpSrc, LPWSTR *ppszDst, int *pcchDst)
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{
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NTSTATUS ntStatus;
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UNICODE_STRING Source, Destination;
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ULONG cbLength;
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*ppszDst = 0;
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*pcchDst = 0;
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ntStatus = RtlInitUnicodeStringEx(&Source, lpSrc);
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if (NT_SUCCESS(ntStatus))
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{
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Destination.Buffer = NULL;
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Destination.Length = 0;
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Destination.MaximumLength = 0;
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cbLength = 0;
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// RtlExpandEnvironmentStrings_U returns the byte count including space for the NULL
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ntStatus = RtlExpandEnvironmentStrings_U( pEnv, (PUNICODE_STRING)&Source, (PUNICODE_STRING)&Destination, &cbLength);
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if (ntStatus == STATUS_BUFFER_TOO_SMALL)
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{
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ntStatus = STATUS_NO_MEMORY;
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Destination.Buffer = (LPWSTR)LocalAlloc(LPTR, cbLength);
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if (Destination.Buffer)
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{
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Destination.Length = 0;
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Destination.MaximumLength = (USHORT)cbLength;
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ntStatus = RtlExpandEnvironmentStrings_U( pEnv, (PUNICODE_STRING)&Source, (PUNICODE_STRING)&Destination, NULL);
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if (NT_SUCCESS(ntStatus))
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{
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*ppszDst = Destination.Buffer;
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*pcchDst = Destination.MaximumLength / sizeof(WCHAR);
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}
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else
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{
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LocalFree(Destination.Buffer);
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}
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}
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}
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}
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return ntStatus;
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}
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/***************************************************************************\
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* BuildEnvironmentPath
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*
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*
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* History:
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* 2-28-92 Johannec Created
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*
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\***************************************************************************/
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BOOL BuildEnvironmentPath(void **pEnv, LPTSTR lpPathVariable, LPTSTR lpPathValue)
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{
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NTSTATUS Status;
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UNICODE_STRING Name;
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UNICODE_STRING Value;
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WCHAR szTemp[1025];
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DWORD cb;
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if (!*pEnv) {
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return(FALSE);
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}
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if (!NT_SUCCESS(RtlInitUnicodeStringEx(&Name, lpPathVariable)))
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{
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return FALSE;
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}
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cb = 1024;
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Value.Buffer = (PWCHAR)LocalAlloc(LPTR, cb*sizeof(WCHAR));
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if (!Value.Buffer) {
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return(FALSE);
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}
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Value.Length = (USHORT)(sizeof(WCHAR) * cb);
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Value.MaximumLength = (USHORT)(sizeof(WCHAR) * cb);
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Status = RtlQueryEnvironmentVariable_U(*pEnv, &Name, &Value);
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if (!NT_SUCCESS(Status)) {
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LocalFree(Value.Buffer);
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Value.Length = 0;
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*szTemp = 0;
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}
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if (Value.Length) {
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StrCpyN(szTemp, Value.Buffer, ARRAYSIZE(szTemp));
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if ( *( szTemp + lstrlen(szTemp) - 1) != TEXT(';') ) {
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StrCatBuff(szTemp, TEXT(";"), ARRAYSIZE(szTemp));
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}
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LocalFree(Value.Buffer);
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}
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if (lpPathValue && ((lstrlen(szTemp) + lstrlen(lpPathValue) + 1) < (INT)cb)) {
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StrCatBuff(szTemp, lpPathValue, ARRAYSIZE(szTemp));
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RtlInitUnicodeString(&Value, szTemp); // known to be < 1025
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Status = RtlSetEnvironmentVariable(pEnv, &Name, &Value);
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}
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if (NT_SUCCESS(Status)) {
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return(TRUE);
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}
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return(FALSE);
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}
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/***************************************************************************\
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* SetEnvironmentVariables
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*
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* Reads the user-defined environment variables from the user registry
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* and adds them to the environment block at pEnv.
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*
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* History:
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* 2-28-92 Johannec Created
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*
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\***************************************************************************/
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BOOL SetEnvironmentVariables(void **pEnv, LPTSTR lpRegSubKey)
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{
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WCHAR lpValueName[MAX_PATH];
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LPBYTE lpDataBuffer;
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DWORD cbDataBuffer;
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LPBYTE lpData;
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DWORD cbValueName = MAX_PATH;
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DWORD cbData;
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DWORD dwType;
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DWORD dwIndex = 0;
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HKEY hkey;
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BOOL bResult;
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if (RegOpenKeyExW(HKEY_CURRENT_USER, lpRegSubKey, 0, KEY_READ, &hkey)) {
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return(FALSE);
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}
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cbDataBuffer = 4096;
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lpDataBuffer = (LPBYTE)LocalAlloc(LPTR, cbDataBuffer*sizeof(WCHAR));
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if (lpDataBuffer == NULL) {
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RegCloseKey(hkey);
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return(FALSE);
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}
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lpData = lpDataBuffer;
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cbData = cbDataBuffer;
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bResult = TRUE;
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while (!RegEnumValue(hkey, dwIndex, lpValueName, &cbValueName, 0, &dwType,
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lpData, &cbData)) {
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if (cbValueName) {
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//
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// Limit environment variable length
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//
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lpData[MAX_VALUE_LEN-1] = TEXT('\0');
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if (dwType == REG_SZ) {
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//
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// The path variables PATH, LIBPATH and OS2LIBPATH must have
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// their values apppended to the system path.
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//
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if ( !lstrcmpi(lpValueName, PATH_VARIABLE) ||
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!lstrcmpi(lpValueName, LIBPATH_VARIABLE) ||
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!lstrcmpi(lpValueName, OS2LIBPATH_VARIABLE) ) {
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BuildEnvironmentPath(pEnv, lpValueName, (LPTSTR)lpData);
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}
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else {
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//
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// the other environment variables are just set.
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//
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SetUserEnvironmentVariable(pEnv, lpValueName, (LPTSTR)lpData, TRUE);
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}
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}
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}
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dwIndex++;
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cbData = cbDataBuffer;
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cbValueName = MAX_PATH;
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}
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dwIndex = 0;
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cbData = cbDataBuffer;
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cbValueName = MAX_PATH;
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while (!RegEnumValue(hkey, dwIndex, lpValueName, &cbValueName, 0, &dwType,
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lpData, &cbData))
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{
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if (cbValueName)
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{
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//
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// Limit environment variable length
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//
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lpData[MAX_VALUE_LEN-1] = TEXT('\0');
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if (dwType == REG_EXPAND_SZ)
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{
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int cchExpandedValue;
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LPWSTR pszExpandedValue = NULL;
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ExpandUserEnvironmentStrings(*pEnv, (LPTSTR)lpData, &pszExpandedValue, &cchExpandedValue);
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if (pszExpandedValue == NULL)
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{
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bResult = FALSE;
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break;
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}
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//
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// The path variables PATH, LIBPATH and OS2LIBPATH must have
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// their values apppended to the system path.
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//
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if ( !lstrcmpi(lpValueName, PATH_VARIABLE) ||
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!lstrcmpi(lpValueName, LIBPATH_VARIABLE) ||
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!lstrcmpi(lpValueName, OS2LIBPATH_VARIABLE) ) {
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BuildEnvironmentPath(pEnv, lpValueName, (LPTSTR)pszExpandedValue);
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}
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else {
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//
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// the other environment variables are just set.
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//
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SetUserEnvironmentVariable(pEnv, lpValueName, (LPTSTR)pszExpandedValue, TRUE);
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}
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LocalFree(pszExpandedValue);
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}
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}
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dwIndex++;
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cbData = cbDataBuffer;
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cbValueName = MAX_PATH;
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}
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LocalFree(lpDataBuffer);
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RegCloseKey(hkey);
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return(bResult);
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}
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/***************************************************************************\
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* SetSystemEnvironmentVariables
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*
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* Reads the system environment variables from the LOCAL_MACHINE registry
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* and adds them to the environment block at pEnv.
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*
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* History:
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* 2-28-92 Johannec Created
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*
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\***************************************************************************/
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BOOL SetSystemEnvironmentVariables(void **pEnv)
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{
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WCHAR szValueName[MAX_PATH];
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LPBYTE lpDataBuffer;
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DWORD cbDataBuffer;
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LPBYTE lpData;
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DWORD cchValueName = ARRAYSIZE(szValueName);
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DWORD cbData;
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DWORD dwType;
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DWORD dwIndex = 0;
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HKEY hkey;
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BOOL bResult;
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if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, SYSTEM_ENV_SUBKEY, 0, KEY_READ, &hkey)) {
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return(FALSE);
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}
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cbDataBuffer = 4096;
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lpDataBuffer = (LPBYTE)LocalAlloc(LPTR, cbDataBuffer*sizeof(WCHAR));
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if (lpDataBuffer == NULL) {
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KdPrint(("REGENENV: SetSystemEnvironmentVariables: Failed to allocate %d bytes\n", cbDataBuffer));
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RegCloseKey(hkey);
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return(FALSE);
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}
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//
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// First start by getting the systemroot and systemdrive values and
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// setting it in the new environment.
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//
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GetEnvironmentVariable(SYSTEMROOT_VARIABLE, (LPTSTR)lpDataBuffer, cbDataBuffer);
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SetUserEnvironmentVariable(pEnv, SYSTEMROOT_VARIABLE, (LPTSTR)lpDataBuffer, TRUE);
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GetEnvironmentVariable(SYSTEMDRIVE_VARIABLE, (LPTSTR)lpDataBuffer, cbDataBuffer);
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SetUserEnvironmentVariable(pEnv, SYSTEMDRIVE_VARIABLE, (LPTSTR)lpDataBuffer, TRUE);
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GetEnvironmentVariable(ALLUSERSPROFILE_VARIABLE, (LPTSTR)lpDataBuffer, cbDataBuffer);
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SetUserEnvironmentVariable(pEnv, ALLUSERSPROFILE_VARIABLE, (LPTSTR)lpDataBuffer, TRUE);
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lpData = lpDataBuffer;
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cbData = cbDataBuffer;
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bResult = TRUE;
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//
|
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// To generate the environment, this requires two passes. First pass
|
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// sets all the variables which do not need to be expanded. The
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// second pass expands variables (so it can use the variables from
|
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// the first pass.
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//
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while (!RegEnumValue(hkey, dwIndex, szValueName, &cchValueName, 0, &dwType,
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lpData, &cbData)) {
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if (cchValueName) {
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|
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//
|
|
// Limit environment variable length
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//
|
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lpData[MAX_VALUE_LEN-1] = TEXT('\0');
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|
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if (dwType == REG_SZ) {
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SetUserEnvironmentVariable(pEnv, szValueName, (LPTSTR)lpData, TRUE);
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}
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}
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dwIndex++;
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cbData = cbDataBuffer;
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cchValueName = ARRAYSIZE(szValueName);
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}
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dwIndex = 0;
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cbData = cbDataBuffer;
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cchValueName = ARRAYSIZE(szValueName);
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|
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while (!RegEnumValue(hkey, dwIndex, szValueName, &cchValueName, 0, &dwType,
|
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lpData, &cbData))
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{
|
|
if (cchValueName)
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{
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|
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//
|
|
// Limit environment variable length
|
|
//
|
|
|
|
lpData[MAX_VALUE_LEN-1] = TEXT('\0');
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|
|
|
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if (dwType == REG_EXPAND_SZ)
|
|
{
|
|
int cchExpandedValue;
|
|
LPWSTR pszExpandedValue = NULL;
|
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ExpandUserEnvironmentStrings(*pEnv, (LPTSTR)lpData, &pszExpandedValue, &cchExpandedValue);
|
|
if (pszExpandedValue == NULL)
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{
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bResult = FALSE;
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break;
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}
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SetUserEnvironmentVariable(pEnv, szValueName, (LPTSTR)pszExpandedValue, TRUE);
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LocalFree(pszExpandedValue);
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}
|
|
}
|
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dwIndex++;
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cbData = cbDataBuffer;
|
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cchValueName = ARRAYSIZE(szValueName);
|
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}
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|
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LocalFree(lpDataBuffer);
|
|
RegCloseKey(hkey);
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|
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return(bResult);
|
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}
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|
|
|
/***************************************************************************\
|
|
* ProcessCommand
|
|
*
|
|
* History:
|
|
* 01-24-92 Johannec Created.
|
|
*
|
|
\***************************************************************************/
|
|
BOOL ProcessCommand(LPSTR lpStart, void **pEnv)
|
|
{
|
|
LPTSTR lpt, lptt;
|
|
LPTSTR lpVariable;
|
|
LPTSTR lpValue;
|
|
int cchExpandedValue;
|
|
LPWSTR pszExpandedValue = NULL;
|
|
WCHAR c;
|
|
DWORD cch;
|
|
LPTSTR lpu;
|
|
|
|
//
|
|
// convert to Unicode
|
|
//
|
|
cch = lstrlenA(lpStart) + 1;
|
|
lpu = (LPTSTR)LocalAlloc(LPTR, cch*sizeof(WCHAR));
|
|
|
|
if (!lpu) {
|
|
return FALSE;
|
|
}
|
|
|
|
MultiByteToWideChar(CP_OEMCP, 0, lpStart, -1, lpu, cch);
|
|
|
|
//
|
|
// Find environment variable.
|
|
//
|
|
for (lpt = lpu; *lpt && *lpt == TEXT(' '); lpt++) //skip spaces
|
|
;
|
|
|
|
if (!*lpt) {
|
|
LocalFree (lpu);
|
|
return(FALSE);
|
|
}
|
|
|
|
lptt = lpt;
|
|
for (; *lpt && *lpt != TEXT(' ') && *lpt != TEXT('='); lpt++) //find end of variable name
|
|
;
|
|
|
|
c = *lpt;
|
|
*lpt = 0;
|
|
lpVariable = (LPTSTR)LocalAlloc(LPTR, (lstrlen(lptt) + 1)*sizeof(WCHAR));
|
|
if (!lpVariable) {
|
|
LocalFree (lpu);
|
|
return(FALSE);
|
|
}
|
|
// strcpy okay, just allocated based on length
|
|
lstrcpy(lpVariable, lptt);
|
|
*lpt = c;
|
|
|
|
//
|
|
// Find environment variable value.
|
|
//
|
|
for (; *lpt && (*lpt == TEXT(' ') || *lpt == TEXT('=')); lpt++)
|
|
;
|
|
|
|
if (!*lpt) {
|
|
// if we have a blank path statement in the autoexec file,
|
|
// then we don't want to pass "PATH" as the environment
|
|
// variable because it trashes the system's PATH. Instead
|
|
// we want to change the variable AutoexecPath. This would have
|
|
// be handled below if a value had been assigned to the
|
|
// environment variable.
|
|
if (lstrcmpi(lpVariable, PATH_VARIABLE) == 0)
|
|
{
|
|
SetUserEnvironmentVariable(pEnv, AUTOEXECPATH_VARIABLE, TEXT(""), TRUE);
|
|
}
|
|
else
|
|
{
|
|
SetUserEnvironmentVariable(pEnv, lpVariable, TEXT(""), TRUE);
|
|
}
|
|
LocalFree (lpu);
|
|
LocalFree (lpVariable);
|
|
return(FALSE);
|
|
}
|
|
|
|
lptt = lpt;
|
|
for (; *lpt; lpt++) //find end of varaible value
|
|
;
|
|
|
|
c = *lpt;
|
|
*lpt = 0;
|
|
lpValue = (LPTSTR)LocalAlloc(LPTR, (lstrlen(lptt) + 1)*sizeof(WCHAR));
|
|
if (!lpValue) {
|
|
LocalFree (lpu);
|
|
LocalFree(lpVariable);
|
|
return(FALSE);
|
|
}
|
|
|
|
// strcpy okay, we just allocated it based on length
|
|
lstrcpy(lpValue, lptt);
|
|
*lpt = c;
|
|
|
|
#ifdef _X86_
|
|
// NEC98
|
|
//
|
|
// If the path includes removable drive,
|
|
// it is assumed that the drive assignment has changed from DOS.
|
|
//
|
|
if (IsNEC_98 && (lstrcmpi(lpVariable, PATH_VARIABLE) == 0) && IsPathIncludeRemovable(lpValue)) {
|
|
LocalFree(lpVariable);
|
|
LocalFree(lpValue);
|
|
return(FALSE);
|
|
}
|
|
#endif
|
|
|
|
pszExpandedValue = NULL;
|
|
ExpandUserEnvironmentStrings(*pEnv, lpValue, &pszExpandedValue, &cchExpandedValue);
|
|
if (!pszExpandedValue)
|
|
{
|
|
pszExpandedValue = lpValue;
|
|
}
|
|
if (lstrcmpi(lpVariable, PATH_VARIABLE)) {
|
|
SetUserEnvironmentVariable(pEnv, lpVariable, pszExpandedValue, FALSE);
|
|
}
|
|
else {
|
|
SetUserEnvironmentVariable(pEnv, AUTOEXECPATH_VARIABLE, pszExpandedValue, TRUE);
|
|
|
|
}
|
|
|
|
if (pszExpandedValue != lpValue) {
|
|
LocalFree(pszExpandedValue);
|
|
}
|
|
LocalFree(lpVariable);
|
|
LocalFree(lpValue);
|
|
|
|
return(TRUE);
|
|
}
|
|
|
|
/***************************************************************************\
|
|
* ProcessSetCommand
|
|
*
|
|
* History:
|
|
* 01-24-92 Johannec Created.
|
|
*
|
|
\***************************************************************************/
|
|
BOOL ProcessSetCommand(LPSTR lpStart, void **pEnv)
|
|
{
|
|
LPSTR lpt;
|
|
|
|
//
|
|
// Find environment variable.
|
|
//
|
|
for (lpt = lpStart; *lpt && *lpt != TEXT(' '); lpt++)
|
|
;
|
|
|
|
if (!*lpt)
|
|
return(FALSE);
|
|
|
|
return (ProcessCommand(lpt, pEnv));
|
|
|
|
}
|
|
|
|
/***************************************************************************\
|
|
* ProcessAutoexec
|
|
*
|
|
* History:
|
|
* 01-24-92 Johannec Created.
|
|
*
|
|
\***************************************************************************/
|
|
BOOL ProcessAutoexec(void **pEnv, LPTSTR lpPathVariable)
|
|
{
|
|
HANDLE fh;
|
|
DWORD dwFileSize;
|
|
DWORD dwBytesRead;
|
|
CHAR *lpBuffer = NULL;
|
|
CHAR *token;
|
|
CHAR Seps[] = "&\n\r"; // Seperators for tokenizing autoexec.bat
|
|
BOOL Status = FALSE;
|
|
TCHAR szAutoExecBat [] = TEXT("c:\\autoexec.bat");
|
|
#ifdef _X86_
|
|
TCHAR szTemp[3];
|
|
#endif
|
|
UINT uiErrMode;
|
|
CHAR *lpszStrTokBegin = NULL;
|
|
|
|
|
|
// There is a case where the OS might not be booting from drive
|
|
// C, so we can not assume that the autoexec.bat file is on c:\.
|
|
// Set the error mode so the user doesn't see the critical error
|
|
// popup and attempt to open the file on c:\.
|
|
|
|
uiErrMode = SetErrorMode (SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
|
|
|
|
#ifdef _X86_
|
|
if (IsNEC_98) {
|
|
if (GetEnvironmentVariable (TEXT("SystemDrive"), szTemp, 3)) {
|
|
szAutoExecBat[0] = szTemp[0];
|
|
}
|
|
}
|
|
#endif
|
|
|
|
fh = CreateFile (szAutoExecBat, GENERIC_READ, FILE_SHARE_READ,
|
|
NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
|
|
|
|
SetErrorMode (uiErrMode);
|
|
|
|
if (fh == INVALID_HANDLE_VALUE) {
|
|
return(FALSE); //could not open autoexec.bat file, we're done.
|
|
}
|
|
dwFileSize = GetFileSize(fh, NULL);
|
|
if (dwFileSize == -1) {
|
|
goto Exit; // can't read the file size
|
|
}
|
|
|
|
lpBuffer = (PCHAR)LocalAlloc(LPTR, dwFileSize+1);
|
|
if (!lpBuffer) {
|
|
goto Exit;
|
|
}
|
|
|
|
Status = ReadFile(fh, lpBuffer, dwFileSize, &dwBytesRead, NULL);
|
|
if (!Status) {
|
|
goto Exit; // error reading file
|
|
}
|
|
|
|
//
|
|
// Zero terminate the buffer so we don't walk off the end
|
|
//
|
|
|
|
ASSERT(dwBytesRead <= dwFileSize);
|
|
lpBuffer[dwBytesRead] = 0;
|
|
|
|
//
|
|
// Search for SET and PATH commands
|
|
//
|
|
|
|
// save off lpBuffer
|
|
lpszStrTokBegin = lpBuffer;
|
|
|
|
token = StrTokEx(&lpBuffer, Seps);
|
|
while (token != NULL) {
|
|
for (;*token && *token == ' ';token++) //skip spaces
|
|
;
|
|
if (*token == TEXT('@'))
|
|
token++;
|
|
for (;*token && *token == ' ';token++) //skip spaces
|
|
;
|
|
if (!_strnicmp(token, "Path", 4)) {
|
|
ProcessCommand(token, pEnv);
|
|
}
|
|
if (!_strnicmp(token, "SET", 3)) {
|
|
ProcessSetCommand(token, pEnv);
|
|
}
|
|
token = StrTokEx(&lpBuffer, Seps);
|
|
}
|
|
lpBuffer=lpszStrTokBegin;
|
|
|
|
Exit:
|
|
CloseHandle(fh);
|
|
if (lpBuffer) {
|
|
LocalFree(lpBuffer);
|
|
}
|
|
return(Status);
|
|
}
|
|
|
|
|
|
/***************************************************************************\
|
|
* AppendNTPathWithAutoexecPath
|
|
*
|
|
* Gets the AutoexecPath created in ProcessAutoexec, and appends it to
|
|
* the NT path.
|
|
*
|
|
* History:
|
|
* 05-28-92 Johannec Created.
|
|
*
|
|
\***************************************************************************/
|
|
BOOL
|
|
AppendNTPathWithAutoexecPath(
|
|
void **pEnv,
|
|
LPTSTR lpPathVariable,
|
|
LPTSTR lpAutoexecPath
|
|
)
|
|
{
|
|
NTSTATUS Status;
|
|
UNICODE_STRING Name;
|
|
UNICODE_STRING Value;
|
|
WCHAR AutoexecPathValue[1024];
|
|
DWORD cch;
|
|
BOOL Success;
|
|
|
|
if (!*pEnv) {
|
|
return(FALSE);
|
|
}
|
|
|
|
if (!NT_SUCCESS(RtlInitUnicodeStringEx(&Name, lpAutoexecPath)))
|
|
{
|
|
return FALSE;
|
|
}
|
|
cch = 1024;
|
|
Value.Buffer = (PWCHAR)LocalAlloc(LPTR, cch*sizeof(WCHAR));
|
|
if (!Value.Buffer) {
|
|
return(FALSE);
|
|
}
|
|
|
|
Value.Length = 0;
|
|
Value.MaximumLength = (USHORT)cch * sizeof(WCHAR);
|
|
Status = RtlQueryEnvironmentVariable_U(*pEnv, &Name, &Value);
|
|
if (!NT_SUCCESS(Status)) {
|
|
LocalFree(Value.Buffer);
|
|
return(FALSE);
|
|
}
|
|
|
|
if (Value.Length) {
|
|
lstrcpyn(AutoexecPathValue, Value.Buffer, ARRAYSIZE(AutoexecPathValue));
|
|
}
|
|
|
|
LocalFree(Value.Buffer);
|
|
|
|
Success = BuildEnvironmentPath(pEnv, lpPathVariable, AutoexecPathValue);
|
|
RtlSetEnvironmentVariable( pEnv, &Name, NULL);
|
|
|
|
return(Success);
|
|
}
|
|
|
|
STDAPI_(BOOL) GetUserNameAndDomain(LPTSTR *ppszUserName, LPTSTR *ppszUserDomain)
|
|
{
|
|
BOOL bRet = FALSE;
|
|
HANDLE hToken;
|
|
|
|
if (OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &hToken))
|
|
{
|
|
DWORD cbTokenBuffer = 0;
|
|
if (GetTokenInformation(hToken, TokenUser, NULL, 0, &cbTokenBuffer) ||
|
|
GetLastError() == ERROR_INSUFFICIENT_BUFFER)
|
|
{
|
|
PTOKEN_USER pUserToken = (PTOKEN_USER)LocalAlloc(LPTR, cbTokenBuffer * sizeof(WCHAR));
|
|
if (pUserToken)
|
|
{
|
|
if (GetTokenInformation(hToken, TokenUser, pUserToken, cbTokenBuffer, &cbTokenBuffer))
|
|
{
|
|
DWORD cbAccountName = 0, cbUserDomain = 0;
|
|
SID_NAME_USE SidNameUse;
|
|
|
|
if (LookupAccountSid(NULL, pUserToken->User.Sid, NULL, &cbAccountName, NULL, &cbUserDomain, &SidNameUse) ||
|
|
GetLastError() == ERROR_INSUFFICIENT_BUFFER)
|
|
{
|
|
LPTSTR pszUserName = (LPTSTR)LocalAlloc(LPTR, cbAccountName * sizeof(WCHAR));
|
|
LPTSTR pszUserDomain = (LPTSTR)LocalAlloc(LPTR, cbUserDomain * sizeof(WCHAR));
|
|
|
|
if (pszUserName && pszUserDomain &&
|
|
LookupAccountSid(NULL, pUserToken->User.Sid,
|
|
pszUserName, &cbAccountName,
|
|
pszUserDomain, &cbUserDomain, &SidNameUse))
|
|
{
|
|
if (ppszUserName)
|
|
{
|
|
*ppszUserName = pszUserName;
|
|
pszUserName = NULL;
|
|
}
|
|
if (ppszUserDomain)
|
|
{
|
|
*ppszUserDomain = pszUserDomain;
|
|
pszUserDomain = NULL;
|
|
}
|
|
|
|
bRet = TRUE;
|
|
}
|
|
|
|
if (pszUserName)
|
|
LocalFree(pszUserName);
|
|
if (pszUserDomain)
|
|
LocalFree(pszUserDomain);
|
|
}
|
|
}
|
|
LocalFree(pUserToken);
|
|
}
|
|
}
|
|
CloseHandle(hToken);
|
|
}
|
|
return bRet;
|
|
}
|
|
|
|
//
|
|
// tsnotify.dll export
|
|
//
|
|
typedef BOOL (*PTERMSRVCREATETEMPDIR) (PVOID *pEnv,HANDLE UserToken,PSECURITY_DESCRIPTOR SD);
|
|
/***************************************************************************\
|
|
* SetPerSessionTempDir - adds a session number to the TMP/TEMP path if necessary.
|
|
*
|
|
*
|
|
* History:
|
|
* 10-4-2000 skuzin Created
|
|
*
|
|
\***************************************************************************/
|
|
void
|
|
SetPerSessionTempDir(
|
|
PVOID *ppEnvironment)
|
|
{
|
|
HKEY Handle;
|
|
DWORD fPerSessionTempDir = 0;
|
|
DWORD dwValueData;
|
|
|
|
/*
|
|
* Open registry value set thru TSCC
|
|
*/
|
|
if ( RegOpenKeyEx( HKEY_LOCAL_MACHINE,
|
|
REG_CONTROL_TSERVER,
|
|
0,
|
|
KEY_READ,
|
|
&Handle ) == ERROR_SUCCESS )
|
|
{
|
|
DWORD ValueSize;
|
|
DWORD ValueType;
|
|
LONG rc;
|
|
|
|
ValueSize = sizeof(fPerSessionTempDir);
|
|
|
|
/*
|
|
* Read registry value
|
|
*/
|
|
rc = RegQueryValueExW( Handle,
|
|
REG_TERMSRV_PERSESSIONTEMPDIR,
|
|
NULL,
|
|
&ValueType,
|
|
(LPBYTE) &fPerSessionTempDir,
|
|
&ValueSize );
|
|
|
|
/*
|
|
* Close registry and key handle
|
|
*/
|
|
RegCloseKey( Handle );
|
|
}
|
|
|
|
/*
|
|
* Check the machine wide policy set thru Group Policy
|
|
*/
|
|
|
|
if ( RegOpenKeyEx( HKEY_LOCAL_MACHINE,
|
|
TS_POLICY_SUB_TREE,
|
|
0,
|
|
KEY_READ,
|
|
&Handle ) == ERROR_SUCCESS )
|
|
{
|
|
DWORD ValueSize;
|
|
DWORD ValueType;
|
|
LONG rc;
|
|
|
|
ValueSize = sizeof(fPerSessionTempDir);
|
|
|
|
/*
|
|
* Read registry value
|
|
*/
|
|
rc = RegQueryValueExW( Handle,
|
|
REG_TERMSRV_PERSESSIONTEMPDIR,
|
|
NULL,
|
|
&ValueType,
|
|
(LPBYTE) &dwValueData,
|
|
&ValueSize );
|
|
|
|
if (rc == ERROR_SUCCESS )
|
|
{
|
|
fPerSessionTempDir = dwValueData;
|
|
}
|
|
|
|
/*
|
|
* Close registry and key handle
|
|
*/
|
|
RegCloseKey( Handle );
|
|
}
|
|
|
|
if (fPerSessionTempDir)
|
|
{
|
|
PTERMSRVCREATETEMPDIR pfnTermsrvCreateTempDir;
|
|
HANDLE dllHandle;
|
|
|
|
dllHandle = LoadLibrary(TEXT("wlnotify.dll"));
|
|
if (dllHandle)
|
|
{
|
|
pfnTermsrvCreateTempDir = (PTERMSRVCREATETEMPDIR)
|
|
GetProcAddress(dllHandle, "TermsrvCreateTempDir");
|
|
|
|
if (pfnTermsrvCreateTempDir)
|
|
{
|
|
pfnTermsrvCreateTempDir(ppEnvironment, NULL, NULL);
|
|
}
|
|
|
|
FreeLibrary(dllHandle);
|
|
}
|
|
}
|
|
}
|
|
|
|
/***************************************************************************\
|
|
* RegenerateUserEnvironment
|
|
*
|
|
*
|
|
* History:
|
|
* 11-5-92 Johannec Created
|
|
*
|
|
\***************************************************************************/
|
|
BOOL APIENTRY RegenerateUserEnvironment(void **pNewEnv, BOOL bSetCurrentEnv)
|
|
{
|
|
NTSTATUS Status;
|
|
WCHAR szValue[1025];
|
|
TCHAR szExpValue[1025];
|
|
void *pEnv = NULL;
|
|
void *pPrevEnv;
|
|
LPTSTR UserName = NULL;
|
|
LPTSTR UserDomain = NULL;
|
|
HKEY hKey;
|
|
DWORD dwDisp, dwType, dwMaxBufferSize;
|
|
TCHAR szParseAutoexec[MAX_PARSE_AUTOEXEC_BUFFER];
|
|
TCHAR szComputerName[MAX_COMPUTERNAME_LENGTH+1];
|
|
DWORD dwComputerNameSize = MAX_COMPUTERNAME_LENGTH+1;
|
|
|
|
/*
|
|
* Create a new environment for the user.
|
|
*/
|
|
Status = RtlCreateEnvironment((BOOLEAN)FALSE, &pEnv);
|
|
if (!NT_SUCCESS(Status)) {
|
|
return(FALSE);
|
|
}
|
|
|
|
SetSystemEnvironmentVariables(&pEnv);
|
|
|
|
/*
|
|
* Initialize user's environment.
|
|
*/
|
|
if (GetComputerName (szComputerName, &dwComputerNameSize)) {
|
|
SetUserEnvironmentVariable(&pEnv, COMPUTERNAME_VARIABLE, (LPTSTR) szComputerName, TRUE);
|
|
}
|
|
if (GetUserNameAndDomain(&UserName, &UserDomain))
|
|
{
|
|
SetUserEnvironmentVariable( &pEnv, USERNAME_VARIABLE, UserName, TRUE);
|
|
SetUserEnvironmentVariable( &pEnv, USERDOMAIN_VARIABLE, UserDomain, TRUE);
|
|
LocalFree(UserName);
|
|
LocalFree(UserDomain);
|
|
}
|
|
|
|
if (GetEnvironmentVariable(USERDNSDOMAIN_VARIABLE, szValue, ARRAYSIZE(szValue)))
|
|
SetUserEnvironmentVariable( &pEnv, USERDNSDOMAIN_VARIABLE, szValue, TRUE);
|
|
|
|
//
|
|
// Set home directory env. vars.
|
|
//
|
|
if (GetEnvironmentVariable(HOMEDRIVE_VARIABLE, szValue, ARRAYSIZE(szValue)))
|
|
SetUserEnvironmentVariable( &pEnv, HOMEDRIVE_VARIABLE, szValue, TRUE);
|
|
|
|
if (GetEnvironmentVariable(HOMESHARE_VARIABLE, szValue, ARRAYSIZE(szValue)))
|
|
SetUserEnvironmentVariable( &pEnv, HOMESHARE_VARIABLE, szValue, TRUE);
|
|
|
|
if (GetEnvironmentVariable(HOMEPATH_VARIABLE, szValue, ARRAYSIZE(szValue)))
|
|
SetUserEnvironmentVariable( &pEnv, HOMEPATH_VARIABLE, szValue, TRUE);
|
|
|
|
//
|
|
// Set the user profile dir env var
|
|
//
|
|
|
|
if (GetEnvironmentVariable(USERPROFILE_VARIABLE, szValue, ARRAYSIZE(szValue)))
|
|
SetUserEnvironmentVariable( &pEnv, USERPROFILE_VARIABLE, szValue, TRUE);
|
|
|
|
|
|
//
|
|
// Set the program files env var
|
|
//
|
|
|
|
if (RegOpenKeyEx (HKEY_LOCAL_MACHINE, TEXT("Software\\Microsoft\\Windows\\CurrentVersion"),
|
|
0, KEY_READ, &hKey) == ERROR_SUCCESS) {
|
|
|
|
dwMaxBufferSize = sizeof(szValue);
|
|
if (SHQueryValueEx (hKey, TEXT("ProgramFilesDir"), NULL, &dwType,
|
|
(LPBYTE) szValue, &dwMaxBufferSize) == ERROR_SUCCESS) {
|
|
|
|
SHExpandEnvironmentStrings(szValue, szExpValue, ARRAYSIZE(szExpValue));
|
|
SetUserEnvironmentVariable(&pEnv, PROGRAMFILES_VARIABLE, szExpValue, TRUE);
|
|
}
|
|
|
|
dwMaxBufferSize = sizeof(szValue);
|
|
if (SHQueryValueEx (hKey, TEXT("CommonFilesDir"), NULL, &dwType,
|
|
(LPBYTE) szValue, &dwMaxBufferSize) == ERROR_SUCCESS) {
|
|
|
|
SHExpandEnvironmentStrings (szValue, szExpValue, ARRAYSIZE(szExpValue));
|
|
SetUserEnvironmentVariable(&pEnv, COMMONPROGRAMFILES_VARIABLE, szExpValue, TRUE);
|
|
}
|
|
|
|
#if defined(WX86) || defined(_WIN64)
|
|
dwMaxBufferSize = sizeof(szValue);
|
|
if (SHQueryValueEx (hKey, TEXT("ProgramFilesDir (x86)"), NULL, &dwType,
|
|
(LPBYTE) szValue, &dwMaxBufferSize) == ERROR_SUCCESS) {
|
|
|
|
SHExpandEnvironmentStrings(szValue, szExpValue, ARRAYSIZE(szExpValue));
|
|
SetUserEnvironmentVariable(&pEnv, PROGRAMFILESX86_VARIABLE, szExpValue, TRUE);
|
|
}
|
|
|
|
dwMaxBufferSize = sizeof(szValue);
|
|
if (SHQueryValueEx (hKey, TEXT("CommonFilesDir (x86)"), NULL, &dwType,
|
|
(LPBYTE) szValue, &dwMaxBufferSize) == ERROR_SUCCESS) {
|
|
|
|
SHExpandEnvironmentStrings (szValue, szExpValue, ARRAYSIZE(szExpValue));
|
|
SetUserEnvironmentVariable(&pEnv, COMMONPROGRAMFILESX86_VARIABLE, szExpValue, TRUE);
|
|
}
|
|
|
|
#endif
|
|
|
|
RegCloseKey (hKey);
|
|
}
|
|
|
|
/*
|
|
* Set 16-bit apps environment variables by processing autoexec.bat
|
|
* User can turn this off and on via the registry.
|
|
*/
|
|
|
|
//
|
|
// Set the default case, and open the key
|
|
//
|
|
|
|
lstrcpyn(szParseAutoexec, PARSE_AUTOEXEC_DEFAULT, ARRAYSIZE(szParseAutoexec));
|
|
|
|
// does reads/writes
|
|
if (RegCreateKeyEx (HKEY_CURRENT_USER, PARSE_AUTOEXEC_KEY, 0, 0,
|
|
REG_OPTION_NON_VOLATILE, KEY_READ | KEY_WRITE,
|
|
NULL, &hKey, &dwDisp) == ERROR_SUCCESS) {
|
|
|
|
|
|
//
|
|
// Query the current value. If it doesn't exist, then add
|
|
// the entry for next time.
|
|
//
|
|
|
|
dwMaxBufferSize = sizeof (TCHAR) * MAX_PARSE_AUTOEXEC_BUFFER;
|
|
if (SHQueryValueEx (hKey, PARSE_AUTOEXEC_ENTRY, NULL, &dwType,
|
|
(LPBYTE) szParseAutoexec, &dwMaxBufferSize)
|
|
!= ERROR_SUCCESS) {
|
|
|
|
//
|
|
// Set the default value
|
|
//
|
|
|
|
RegSetValueEx (hKey, PARSE_AUTOEXEC_ENTRY, 0, REG_SZ,
|
|
(LPBYTE) szParseAutoexec,
|
|
sizeof (TCHAR) * lstrlen (szParseAutoexec) + 1);
|
|
}
|
|
|
|
//
|
|
// Close key
|
|
//
|
|
|
|
RegCloseKey (hKey);
|
|
}
|
|
|
|
|
|
//
|
|
// Process the autoexec if appropriate
|
|
//
|
|
|
|
if (szParseAutoexec[0] == TEXT('1')) {
|
|
ProcessAutoexec(&pEnv, PATH_VARIABLE);
|
|
}
|
|
|
|
|
|
/*
|
|
* Set User environment variables.
|
|
*/
|
|
SetEnvironmentVariables( &pEnv, USER_ENV_SUBKEY);
|
|
|
|
/*
|
|
* Set User volatile environment variables.
|
|
*/
|
|
SetEnvironmentVariables( &pEnv, USER_VOLATILE_ENV_SUBKEY);
|
|
|
|
AppendNTPathWithAutoexecPath( &pEnv, PATH_VARIABLE, AUTOEXECPATH_VARIABLE);
|
|
|
|
if (bSetCurrentEnv)
|
|
{
|
|
// Currently RtlSetCurrentEnvironment always returns STATUS_SUCCESS
|
|
// RtlDestroyEnvironment(pEnv) is not destroyed on failure (which can't happen) because
|
|
// they always take control of the pEnv we pass in no matter what.
|
|
Status = RtlSetCurrentEnvironment( pEnv, &pPrevEnv);
|
|
if (!NT_SUCCESS(Status)) {
|
|
// RtlDestroyEnvironment(pEnv);
|
|
return(FALSE);
|
|
}
|
|
else {
|
|
RtlDestroyEnvironment(pPrevEnv);
|
|
}
|
|
}
|
|
|
|
//
|
|
//If it's not a session 0 we might need to change value of TMP/TEMP
|
|
//so they will be different for each session.
|
|
//
|
|
if(NtCurrentPeb()->SessionId)
|
|
{
|
|
SetPerSessionTempDir(&pEnv);
|
|
}
|
|
|
|
*pNewEnv = pEnv;
|
|
|
|
return(TRUE);
|
|
}
|
|
|