Windows-Server-2003/net/sockets/sockreg/sockreg.c

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//
// Determine which -- if any -- of these routines are in use
// in sockets project and dump remainder (hopefully whole directory)
// this is ancient stuff, most of which has long been superceded
// They are actually still used.
//
#include "local.h"
#define malloc(x) RtlAllocateHeap( RtlProcessHeap(), 0, (x) )
#define free(p) RtlFreeHeap( RtlProcessHeap(), 0, (p) )
#define WORK_BUFFER_SIZE 1024
char VTCPPARM[] = "\\Registry\\Machine\\System\\CurrentControlSet\\Services\\Tcp\\VParameters";
char NTCPPARM[] = "\\Registry\\Machine\\System\\CurrentControlSet\\Services\\Tcp\\Parameters";
char TCPPARM[] = "\\Registry\\Machine\\System\\CurrentControlSet\\Services\\Tcpip\\Parameters";
char TTCPPARM[] = "\\Registry\\Machine\\System\\CurrentControlSet\\Services\\Tcpip\\Parameters\\Transient";
#ifdef TRACE
void
UnicodePrint(
PUNICODE_STRING UnicodeString
)
/*++
Routine Description:
Print a unicode string.
Arguments:
UnicodeString - pointer to the string.
Return Value:
None.
--*/
{
ANSI_STRING ansiString;
PUCHAR tempbuffer = (PUCHAR) malloc(WORK_BUFFER_SIZE);
ansiString.MaximumLength = WORK_BUFFER_SIZE;
ansiString.Length = 0L;
ansiString.Buffer = tempbuffer;
RtlUnicodeStringToAnsiString(&ansiString,
UnicodeString,
FALSE);
printf("%s", ansiString.Buffer);
free(tempbuffer);
return;
}
#endif
NTSTATUS
SockOpenKey(
PHANDLE HandlePtr,
PUCHAR KeyName
)
/*++
Routine Description:
Arguments:
Return Value:
--*/
{
NTSTATUS status;
STRING keyString;
OBJECT_ATTRIBUTES objectAttributes;
UNICODE_STRING unicodeKeyName;
RtlInitString(&keyString,
KeyName);
(VOID)RtlAnsiStringToUnicodeString(&unicodeKeyName,
&keyString,
TRUE);
#ifdef TRACE
printf("SockOpenKey = ");
UnicodePrint(&unicodeKeyName);
printf("\n");
#endif
memset(&objectAttributes, 0, sizeof(OBJECT_ATTRIBUTES));
InitializeObjectAttributes(&objectAttributes,
&unicodeKeyName,
OBJ_CASE_INSENSITIVE,
NULL,
NULL);
status = NtOpenKey(HandlePtr,
KEY_READ,
&objectAttributes);
RtlFreeUnicodeString(&unicodeKeyName);
#ifdef TRACE
if (!NT_SUCCESS(status)) {
printf("Failed NtOpenKey for %s => %x\n",
KeyName,
status);
}
#endif
return status;
}
NTSTATUS
SockOpenKeyEx(
PHANDLE HandlePtr,
PUCHAR KeyName1,
PUCHAR KeyName2,
PUCHAR KeyName3
)
{
NTSTATUS status;
status = SockOpenKey(HandlePtr, KeyName1);
if (NT_SUCCESS(status) || (KeyName2 == NULL && KeyName3 == NULL)) {
return status;
}
status = SockOpenKey(HandlePtr, KeyName2);
if (NT_SUCCESS(status) || KeyName3 == NULL) {
return status;
}
return SockOpenKey(HandlePtr, KeyName3);
}
NTSTATUS
SockGetSingleValue(
HANDLE KeyHandle,
PUCHAR ValueName,
PUCHAR ValueData,
PULONG ValueType,
ULONG ValueLength
)
/*++
Routine Description:
Arguments:
Return Value:
--*/
{
NTSTATUS status;
ULONG resultLength;
PKEY_VALUE_FULL_INFORMATION keyValueFullInformation;
UNICODE_STRING uValueName;
ANSI_STRING aValueName;
UNICODE_STRING uValueData;
ANSI_STRING aValueData;
#ifdef TRACE
printf("SockGetSingleValue: %s\n", ValueName);
#endif
if ((keyValueFullInformation =
(PKEY_VALUE_FULL_INFORMATION)malloc(WORK_BUFFER_SIZE)) == NULL) {
return(STATUS_NO_MEMORY);
}
RtlZeroMemory(keyValueFullInformation, WORK_BUFFER_SIZE);
uValueName.Length = 0L;
uValueName.MaximumLength = WORK_BUFFER_SIZE;
if ((uValueName.Buffer = (PWSTR)malloc(WORK_BUFFER_SIZE)) == NULL) {
free(keyValueFullInformation);
return(STATUS_NO_MEMORY);
}
aValueName.MaximumLength = WORK_BUFFER_SIZE;
aValueName.Length = (USHORT) strlen(ValueName);
aValueName.Buffer = (PCHAR)ValueName;
RtlAnsiStringToUnicodeString(&uValueName,
&aValueName,
FALSE);
status = NtQueryValueKey(KeyHandle,
&uValueName,
KeyValueFullInformation,
keyValueFullInformation,
WORK_BUFFER_SIZE,
&resultLength);
if (!NT_SUCCESS(status)) {
free(uValueName.Buffer);
free(keyValueFullInformation);
return status;
}
*ValueType = keyValueFullInformation->Type;
if (*ValueType != REG_DWORD && *ValueType != REG_BINARY) {
aValueData.Length = 0L;
if (*ValueType == REG_EXPAND_SZ) {
aValueData.Buffer = (PVOID)uValueName.Buffer;
aValueData.MaximumLength = WORK_BUFFER_SIZE;
} else {
free(uValueName.Buffer);
aValueData.Buffer = (PCHAR)ValueData;
aValueData.MaximumLength = (USHORT)ValueLength;
}
uValueData.Length = (USHORT)keyValueFullInformation->DataLength;
uValueData.MaximumLength = (USHORT)keyValueFullInformation->DataLength;
uValueData.Buffer = (PWSTR)((PCHAR)keyValueFullInformation +
keyValueFullInformation->DataOffset);
RtlUnicodeStringToAnsiString(&aValueData,
&uValueData,
FALSE);
if (*ValueType == REG_EXPAND_SZ) {
resultLength = ExpandEnvironmentStringsA(
aValueData.Buffer,
ValueData,
ValueLength);
free(aValueData.Buffer);
}
} else {
*((PULONG)ValueData) = *((PULONG)((PCHAR)keyValueFullInformation +
keyValueFullInformation->DataOffset));
free(uValueName.Buffer);
}
free(keyValueFullInformation);
return status;
}
NTSTATUS
SockSetSingleValue(
HANDLE KeyHandle,
PUCHAR ValueName,
PUCHAR ValueData,
ULONG ValueType,
ULONG ValueLength
)
/*++
Routine Description:
Arguments:
Return Value:
--*/
{
NTSTATUS status;
UNICODE_STRING uValueName;
ANSI_STRING aValueName;
UNICODE_STRING uData;
ANSI_STRING aData;
BOOL fallocatedUdata = FALSE;
#ifdef TRACE
printf("SockSetSingleValue: %s\n", ValueName);
#endif
uValueName.Length = 0L;
uValueName.MaximumLength = WORK_BUFFER_SIZE;
//
// Convert the key name to unicode.
//
if ((uValueName.Buffer = (PWSTR)malloc(WORK_BUFFER_SIZE)) == NULL) {
return(STATUS_NO_MEMORY);
} else {
aValueName.MaximumLength = WORK_BUFFER_SIZE;
aValueName.Length = (USHORT) strlen(ValueName);
aValueName.Buffer = (PCHAR)ValueName;
RtlAnsiStringToUnicodeString(&uValueName,
&aValueName,
FALSE);
}
if ( ValueType == REG_SZ || ValueType == REG_MULTI_SZ ) {
if ((uData.Buffer = (PWSTR)malloc(WORK_BUFFER_SIZE)) == NULL)
{
free( uValueName.Buffer );
return(STATUS_NO_MEMORY);
}
fallocatedUdata = TRUE;
uData.MaximumLength = WORK_BUFFER_SIZE;
//
// Need to convert the value data from ASCII to unicode
// before writing it to the registry
//
aData.Length = (USHORT)ValueLength;
aData.MaximumLength = aData.Length;
aData.Buffer = ValueData;
RtlAnsiStringToUnicodeString(&uData,
&aData,
FALSE);
} else {
uData.Buffer = (PWCHAR)ValueData;
uData.Length = (USHORT)ValueLength;
}
status = NtSetValueKey(KeyHandle,
&uValueName,
0,
ValueType,
uData.Buffer,
uData.Length );
if ( fallocatedUdata )
{
free( uData.Buffer );
}
free(uValueName.Buffer);
return status;
}
FILE *
SockOpenNetworkDataBase(
IN char *Database,
OUT char *Pathname,
IN int PathnameLen,
IN char *OpenFlags
)
{
PUCHAR temp;
HANDLE myKey;
NTSTATUS status;
ULONG myType;
//
// Try to open both TCP/IP parameters keys, both old stack and new
// stack.
//
status = SockOpenKeyEx(&myKey, VTCPPARM, NTCPPARM, TCPPARM);
if (!NT_SUCCESS(status)) {
SetLastError( ERROR_CANTOPEN );
return(NULL);
}
if ((temp=malloc(WORK_BUFFER_SIZE))==NULL) {
SetLastError( ERROR_NOT_ENOUGH_MEMORY );
NtClose(myKey);
return(NULL);
}
status = SockGetSingleValue(myKey, "DatabasePath", temp, &myType, WORK_BUFFER_SIZE);
NtClose(myKey);
if (!NT_SUCCESS(status)) {
SetLastError( ERROR_CANTREAD );
free(temp);
return(NULL);
}
if ( ((int) (strlen(temp) + strlen(Database) + 2)) > PathnameLen) {
SetLastError( ERROR_INSUFFICIENT_BUFFER );
free(temp);
return(NULL);
}
strcpy(Pathname, temp);
strcat(Pathname, "\\");
strcat(Pathname, Database);
free(temp);
return(fopen(Pathname, OpenFlags));
}