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windows-nt/Source/XPSP1/NT/ds/netapi/xactsrv/apisrv.c

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2020-09-26 03:20:57 -05:00
/*++
Copyright (c) 1991-1992 Microsoft Corporation
Module Name:
ApiSrv.c
Abstract:
This module contains individual API handlers for the NetServer APIs.
SUPPORTED : NetServerDiskEnum, NetServerEnum2, NetServerGetInfo,
NetServerSetInfo.
SEE ALSO : NetServerAuthenticate, NetServerPasswordSet,
NetServerReqChallenge - in ApiLogon.c.
Author:
Shanku Niyogi (w-shanku) 25-Feb-1991
Revision History:
--*/
#include "XactSrvP.h"
#include <lmbrowsr.h> // Definition of I_BrowserServerEnum
//
// Declaration of descriptor strings.
//
STATIC const LPDESC Desc16_server_info_0 = REM16_server_info_0;
STATIC const LPDESC Desc32_server_info_0 = REM32_server_info_0;
STATIC const LPDESC Desc16_server_info_1 = REM16_server_info_1;
STATIC const LPDESC Desc32_server_info_1 = REM32_server_info_1;
STATIC const LPDESC Desc16_server_info_2 = REM16_server_info_2;
STATIC const LPDESC Desc32_server_info_2 = REM32_server_info_2;
STATIC const LPDESC Desc16_server_info_3 = REM16_server_info_3;
STATIC const LPDESC Desc32_server_info_3 = REM32_server_info_3;
NTSTATUS
XsNetServerDiskEnum (
API_HANDLER_PARAMETERS
)
/*++
Routine Description:
This routine handles a call to NetServerDiskEnum.
Arguments:
API_HANDLER_PARAMETERS - information about the API call. See
XsTypes.h for details.
Return Value:
NTSTATUS - STATUS_SUCCESS or reason for failure.
--*/
{
NET_API_STATUS status;
PXS_NET_SERVER_DISK_ENUM parameters = Parameters;
LPBYTE outBuffer = NULL; // Native parameters
DWORD entriesRead;
DWORD totalEntries = 0;
DWORD entriesFilled = 0; // Conversion variables
DWORD bufferLength;
API_HANDLER_PARAMETERS_REFERENCE; // Avoid warnings
try {
//
// Check for errors.
//
if ( SmbGetUshort( &parameters->Level ) != 0 ) {
Header->Status = ERROR_INVALID_LEVEL;
goto cleanup;
}
//
// Make the local call.
//
bufferLength = (DWORD)SmbGetUshort( &parameters->BufLen );
status = NetServerDiskEnum(
NULL,
(DWORD)SmbGetUshort( &parameters->Level ),
(LPBYTE *)&outBuffer,
XsNativeBufferSize( bufferLength ),
&entriesRead,
&totalEntries,
NULL
);
if ( !XsApiSuccess( status )) {
IF_DEBUG(ERRORS) {
NetpKdPrint(( "XsNetServer: NetServerDiskEnum failed: "
"%X\n", status ));
}
Header->Status = (WORD)status;
goto cleanup;
}
//
// Calculate how many entries will fit in 16-bit buffer;
//
if ( bufferLength > 0 ) {
DWORD elementSize;
elementSize = RapStructureSize( StructureDesc, Response, FALSE );
if (elementSize != 0) {
entriesFilled = ( bufferLength - 1 ) / elementSize;
}
}
if ( entriesFilled < entriesRead ) {
status = ERROR_MORE_DATA;
} else {
entriesFilled = entriesRead;
status = NERR_Success;
}
//
// Copy native buffer to 16-bit buffer, converting Unicode to Ansi
// if necessary.
//
if ( bufferLength > 0 ) {
DWORD i;
LPTSTR entryIn = (LPTSTR)outBuffer;
LPSTR entryOut = (LPSTR)XsSmbGetPointer( &parameters->Buffer );
for ( i = 0; i < entriesFilled; i++ ) {
NetpCopyWStrToStrDBCS( entryOut, entryIn );
entryOut += ( strlen( entryOut ) + 1 );
entryIn += ( STRLEN( entryIn ) + 1 );
}
strcpy( entryOut, "" );
}
Header->Status = (WORD)status;
cleanup:
;
} except( EXCEPTION_EXECUTE_HANDLER ) {
Header->Status = (WORD)RtlNtStatusToDosError( GetExceptionCode() );
}
//
// Put return data into fields.
//
SmbPutUshort( &parameters->EntriesRead, (WORD)entriesFilled );
SmbPutUshort( &parameters->TotalAvail, (WORD)totalEntries );
return STATUS_SUCCESS;
} // XsNetServerDiskEnum
NTSTATUS
XsNetServerEnum2 (
API_HANDLER_PARAMETERS
)
/*++
Routine Description:
This routine handles a call to NetServerEnum.
Arguments:
API_HANDLER_PARAMETERS - information about the API call. See
XsTypes.h for details.
Transport - The name of the transport provided to the API.
Return Value:
NTSTATUS - STATUS_SUCCESS or reason for failure.
--*/
{
NET_API_STATUS status = NERR_Success;
PXS_NET_SERVER_ENUM_2 parameters = Parameters;
LPTSTR nativeDomain = NULL; // Native parameters
LPVOID outBuffer= NULL;
DWORD entriesRead;
DWORD totalEntries;
LPTSTR clientTransportName = NULL;
LPTSTR clientName = NULL;
DWORD entriesFilled = 0; // Conversion variables
API_HANDLER_PARAMETERS_REFERENCE; // Avoid warnings
IF_DEBUG(SERVER) {
NetpKdPrint(( "XsNetServerEnum2: header at %lx, params at %lx, "
"level %ld, buf size %ld\n",
Header, parameters, SmbGetUshort( &parameters->Level ),
SmbGetUshort( &parameters->BufLen )));
}
try {
//
// Translate parameters, check for errors.
//
if ( XsWordParamOutOfRange( parameters->Level, 0, 1 )) {
Header->Status = ERROR_INVALID_LEVEL;
goto cleanup;
}
XsConvertTextParameter(
nativeDomain,
(LPSTR)XsSmbGetPointer( &parameters->Domain )
);
clientTransportName = Header->ClientTransportName;
clientName = Header->ClientMachineName;
//
// Get the actual server information from the local 32-bit call. The
// native level is 100 or 101.
//
if (clientTransportName == NULL) {
status = NetServerEnum(
NULL,
100 + (DWORD)SmbGetUshort( &parameters->Level ),
(LPBYTE *)&outBuffer,
XsNativeBufferSize( SmbGetUshort( &parameters->BufLen )),
&entriesRead,
&totalEntries,
SmbGetUlong( &parameters->ServerType ),
nativeDomain,
NULL
);
if ( !XsApiSuccess( status ) ) {
IF_DEBUG(API_ERRORS) {
NetpKdPrint(( "XsNetServerEnum2: NetServerEnum failed: %X\n",
status ));
}
Header->Status = (WORD)status;
goto cleanup;
}
Header->Status = XsConvertServerEnumBuffer(
outBuffer,
entriesRead,
&totalEntries,
SmbGetUshort( &parameters->Level ),
(LPVOID)XsSmbGetPointer( &parameters->Buffer ),
SmbGetUshort( &parameters->BufLen ),
&entriesFilled,
&Header->Converter);
} else {
Header->Status = I_BrowserServerEnumForXactsrv(
clientTransportName,
clientName,
100 + SmbGetUshort( &parameters->Level ),
SmbGetUshort( &parameters->Level ),
(PVOID)XsSmbGetPointer( &parameters->Buffer ),
SmbGetUshort( &parameters->BufLen ),
XsNativeBufferSize( SmbGetUshort( &parameters->BufLen ) ),
&entriesFilled,
&totalEntries,
SmbGetUlong( &parameters->ServerType ),
nativeDomain,
NULL,
&Header->Converter
);
if (!XsApiSuccess( Header->Status )) {
IF_DEBUG(API_ERRORS) {
NetpKdPrint(( "XsNetServerEnum2: I_BrowserServerEnum failed: %d\n", Header->Status));
}
goto cleanup;
}
}
if ( entriesFilled == 0 ) {
SmbPutUshort( &parameters->BufLen, 0 );
}
//
// Set up the response parameters.
//
SmbPutUshort( &parameters->EntriesRead, (WORD)entriesFilled );
SmbPutUshort( &parameters->TotalAvail, (WORD)totalEntries );
cleanup:
;
} except( EXCEPTION_EXECUTE_HANDLER ) {
Header->Status = (WORD)RtlNtStatusToDosError( GetExceptionCode() );
}
if ( outBuffer != NULL ) {
NetApiBufferFree( outBuffer );
}
NetpMemoryFree( nativeDomain );
//
// Determine return buffer size.
//
XsSetDataCount(
&parameters->BufLen,
SmbGetUshort( &parameters->Level ) == 0 ?
Desc16_server_info_0 :
Desc16_server_info_1,
Header->Converter,
entriesFilled,
Header->Status
);
return STATUS_SUCCESS;
} // XsNetServerEnum2
NTSTATUS
XsNetServerEnum3 (
API_HANDLER_PARAMETERS
)
/*++
Routine Description:
This routine handles a call to NetServerEnum.
Arguments:
API_HANDLER_PARAMETERS - information about the API call. See
XsTypes.h for details.
Transport - The name of the transport provided to the API.
Return Value:
NTSTATUS - STATUS_SUCCESS or reason for failure.
--*/
{
NET_API_STATUS status = NERR_Success;
PXS_NET_SERVER_ENUM_3 parameters = Parameters;
LPTSTR nativeDomain = NULL; // Native parameters
LPTSTR nativeFirstNameToReturn = NULL; // Native parameters
LPVOID outBuffer= NULL;
DWORD entriesRead;
DWORD totalEntries;
LPTSTR clientTransportName = NULL;
LPTSTR clientName = NULL;
DWORD entriesFilled = 0; // Conversion variables
API_HANDLER_PARAMETERS_REFERENCE; // Avoid warnings
IF_DEBUG(SERVER) {
NetpKdPrint(( "XsNetServerEnum3: header at %lx, params at %lx, "
"level %ld, buf size %ld\n",
Header, parameters, SmbGetUshort( &parameters->Level ),
SmbGetUshort( &parameters->BufLen )));
}
try {
//
// Translate parameters, check for errors.
//
if ( XsWordParamOutOfRange( parameters->Level, 0, 1 )) {
Header->Status = ERROR_INVALID_LEVEL;
goto cleanup;
}
XsConvertTextParameter(
nativeDomain,
(LPSTR)XsSmbGetPointer( &parameters->Domain )
);
XsConvertTextParameter(
nativeFirstNameToReturn,
(LPSTR)XsSmbGetPointer( &parameters->FirstNameToReturn )
);
clientTransportName = Header->ClientTransportName;
clientName = Header->ClientMachineName;
//
// Get the actual server information from the local 32-bit call. The
// native level is 100 or 101.
//
if (clientTransportName == NULL) {
status = NetServerEnumEx(
NULL,
100 + (DWORD)SmbGetUshort( &parameters->Level ),
(LPBYTE *)&outBuffer,
XsNativeBufferSize( SmbGetUshort( &parameters->BufLen )),
&entriesRead,
&totalEntries,
SmbGetUlong( &parameters->ServerType ),
nativeDomain,
nativeFirstNameToReturn
);
if ( !XsApiSuccess( status ) ) {
IF_DEBUG(API_ERRORS) {
NetpKdPrint(( "XsNetServerEnum3: NetServerEnum failed: %X\n",
status ));
}
Header->Status = (WORD)status;
goto cleanup;
}
Header->Status = XsConvertServerEnumBuffer(
outBuffer,
entriesRead,
&totalEntries,
SmbGetUshort( &parameters->Level ),
(LPVOID)XsSmbGetPointer( &parameters->Buffer ),
SmbGetUshort( &parameters->BufLen ),
&entriesFilled,
&Header->Converter);
} else {
Header->Status = I_BrowserServerEnumForXactsrv(
clientTransportName,
clientName,
100 + SmbGetUshort( &parameters->Level ),
SmbGetUshort( &parameters->Level ),
(PVOID)XsSmbGetPointer( &parameters->Buffer ),
SmbGetUshort( &parameters->BufLen ),
XsNativeBufferSize( SmbGetUshort( &parameters->BufLen ) ),
&entriesFilled,
&totalEntries,
SmbGetUlong( &parameters->ServerType ),
nativeDomain,
nativeFirstNameToReturn,
&Header->Converter
);
if (!XsApiSuccess( Header->Status )) {
IF_DEBUG(API_ERRORS) {
NetpKdPrint(( "XsNetServerEnum3: I_BrowserServerEnum failed: %d\n", Header->Status));
}
goto cleanup;
}
}
if ( entriesFilled == 0 ) {
SmbPutUshort( &parameters->BufLen, 0 );
}
//
// Set up the response parameters.
//
SmbPutUshort( &parameters->EntriesRead, (WORD)entriesFilled );
SmbPutUshort( &parameters->TotalAvail, (WORD)totalEntries );
cleanup:
;
} except( EXCEPTION_EXECUTE_HANDLER ) {
Header->Status = (WORD)RtlNtStatusToDosError( GetExceptionCode() );
}
if ( outBuffer != NULL ) {
NetApiBufferFree( outBuffer );
}
NetpMemoryFree( nativeDomain );
NetpMemoryFree( nativeFirstNameToReturn );
//
// Determine return buffer size.
//
XsSetDataCount(
&parameters->BufLen,
SmbGetUshort( &parameters->Level ) == 0 ?
Desc16_server_info_0 :
Desc16_server_info_1,
Header->Converter,
entriesFilled,
Header->Status
);
return STATUS_SUCCESS;
} // XsNetServerEnum3
USHORT
XsConvertServerEnumBuffer(
IN LPVOID ServerEnumBuffer,
IN DWORD EntriesRead,
IN OUT PDWORD TotalEntries,
IN USHORT Level,
IN LPBYTE ClientBuffer,
IN USHORT BufferLength,
OUT PDWORD EntriesFilled,
OUT PUSHORT Converter
)
/*++
Routine Description:
This routine converts an NT server info array into a down level RAP
server info buffer.
Arguments:
IN LPVOID ServerEnumBuffer - Buffer with NT server info.
IN DWORD EntriesRead - Number of entries in buffer.
IN OUT PDWORD TotalEntries - Total Number of entries.
IN USHORT Level - Downlevel information Level (0 or 1).
IN LPBYTE ClientBuffer - Pointer to 16 bit client side buffer.
IN USHORT BufferLength - Size of client buffer.
OUT PDWORD EntriesFilled - Number of entries converted into client buffer.
OUT PUSHORT Converter - Converter used by client side to convert back.
Return Value:
USHORT - NERR_Success or reason for failure (16 bit DOS error).
--*/
{
USHORT status = NERR_Success;
DWORD invalidEntries;
LPDESC nativeStructureDesc;
DWORD bytesRequired = 0;
PCHAR StructureDesc;
IF_DEBUG(SERVER) {
NetpKdPrint(( "XsConvertServerEnumBuffer: received %ld entries at %lx\n",
EntriesRead, ServerEnumBuffer ));
}
//
// Use the requested level to determine the format of the
// data structure.
//
switch ( Level ) {
case 0:
StructureDesc = Desc16_server_info_0;
nativeStructureDesc = Desc32_server_info_0;
break;
case 1:
StructureDesc = Desc16_server_info_1;
nativeStructureDesc = Desc32_server_info_1;
break;
}
//
// Do the actual conversion from the 32-bit structures to 16-bit
// structures.
//
XsFillEnumBuffer(
ServerEnumBuffer,
EntriesRead,
nativeStructureDesc,
ClientBuffer,
ClientBuffer,
BufferLength,
StructureDesc,
NULL, // verify function
&bytesRequired,
EntriesFilled,
&invalidEntries
);
IF_DEBUG(SERVER) {
NetpKdPrint(( "32-bit data at %lx, 16-bit data at %lx, %ld BR,"
" Entries %ld of %ld\n",
ServerEnumBuffer, ClientBuffer ,
bytesRequired, *EntriesFilled, *TotalEntries ));
}
//
// If there are any invalid entries, subtract this from the
// number of total entries to avoid the case where the client
// keeps bugging us for more data.
//
if ( invalidEntries > 0) {
(*TotalEntries) -= invalidEntries;
#if DBG
IF_DEBUG(API_ERRORS) {
NetpKdPrint(( "XsNetServerEnum: %d invalid entries removed."
" Total entries now %d, entries filled %d.\n",
invalidEntries, *TotalEntries, *EntriesFilled ));
}
#endif
}
//
// If all the entries could not be filled, return ERROR_MORE_DATA,
// The data needs to be packed so that we don't send too much
// useless data.
//
if ( (*EntriesFilled < *TotalEntries) ||
(bytesRequired > BufferLength) ) {
status = ERROR_MORE_DATA;
}
*Converter = XsPackReturnData(
ClientBuffer,
BufferLength,
StructureDesc,
*EntriesFilled
);
return status;
} // XsConvertServerEnumBuffer
NTSTATUS
XsNetServerGetInfo (
API_HANDLER_PARAMETERS
)
/*++
Routine Description:
This routine handles a call to NetServerGetInfo. Since NT only provides
levels 100-102, this routine manually fills in default values for other
fields. Because of this, the handling in this procedure is different
from other Xs...GetInfo handlers.
Arguments:
API_HANDLER_PARAMETERS - information about the API call. See
XsTypes.h for details.
Return Value:
NTSTATUS - STATUS_SUCCESS or reason for failure.
--*/
{
NET_API_STATUS status;
PXS_NET_SERVER_GET_INFO parameters = Parameters;
DWORD localLevel; // Native parameters
PSERVER_INFO_102 nativeStruct = NULL;
PSERVER_INFO_502 secondaryNativeStruct = NULL;
LPBYTE stringLocation = NULL; // Conversion variables
DWORD bytesRequired = 0;
DWORD sizeOfFixedStructure;
LPDESC nativeStructureDesc;
PSERVER_16_INFO_3 returnStruct;
BOOLEAN bufferTooSmall = FALSE;
LPWSTR ServerName = NULL;
UCHAR serverNameBuf[ 2 + NETBIOS_NAME_LEN + 1 ];
PUCHAR p;
API_HANDLER_PARAMETERS_REFERENCE; // Avoid warnings
IF_DEBUG(SERVER) {
NetpKdPrint(( "XsNetServerGetInfo: header at %lx, "
"params at %lx, level %ld\n",
Header, parameters, SmbGetUshort( &parameters->Level ) ));
}
try {
//
// Check for errors.
//
if ( XsWordParamOutOfRange( parameters->Level, 0, 3 ) ) {
Header->Status = ERROR_INVALID_LEVEL;
goto cleanup;
}
//
// Use the 16-bit level number to determine the NT level number and the
// native descriptor string.
//
switch ( SmbGetUshort( &parameters->Level ) ) {
case 0:
nativeStructureDesc = Desc32_server_info_0;
StructureDesc = Desc16_server_info_0;
localLevel = 100;
break;
case 1:
nativeStructureDesc = Desc32_server_info_1;
StructureDesc = Desc16_server_info_1;
localLevel = 101;
break;
case 2:
nativeStructureDesc = Desc32_server_info_2;
StructureDesc = Desc16_server_info_2;
localLevel = 102;
break;
case 3:
nativeStructureDesc = Desc32_server_info_3;
StructureDesc = Desc16_server_info_3;
localLevel = 102;
break;
}
//
// If the buffer is not big enough, we have to continue doing the
// Rap Conversion so that we can return the right buffer size to
// the caller.
//
sizeOfFixedStructure = RapStructureSize( StructureDesc,
Response,
FALSE );
if ( SmbGetUshort( &parameters->BufLen ) < sizeOfFixedStructure ) {
IF_DEBUG(ERRORS) {
NetpKdPrint(( "XsNetServerGetInfo: Buffer too small.\n" ));
}
bufferTooSmall = TRUE;
}
serverNameBuf[0] = serverNameBuf[1] = '\\';
memcpy( &serverNameBuf[2], Header->ServerName, NETBIOS_NAME_LEN );
for( p = &serverNameBuf[ NETBIOS_NAME_LEN + 1 ]; p > serverNameBuf && *p == ' '; p-- )
;
*(p+1) = '\0';
ServerName = XsDupStrToWStr( serverNameBuf );
if( ServerName == NULL ) {
Header->Status = NERR_NoRoom;
goto cleanup;
}
//
// Do the actual local call.
//
status = NetServerGetInfo(
ServerName,
localLevel,
(LPBYTE *)&nativeStruct
);
if ( !XsApiSuccess( status )) {
IF_DEBUG(API_ERRORS) {
NetpKdPrint(( "XsNetServerGetInfo: NetServerGetInfo failed: "
"%X\n", status ));
}
Header->Status = (WORD)status;
goto cleanup;
}
//
// For levels 2 and 3 (native level 102), additional data is
// required from native level 502. Do this call.
//
if ( localLevel == 102 ) {
status = NetServerGetInfo(
ServerName,
502,
(LPBYTE *)&secondaryNativeStruct
);
if ( !XsApiSuccess( status )) {
IF_DEBUG(API_ERRORS) {
NetpKdPrint(( "XsNetServerGetInfo: NetServerGetInfo failed: "
"%X\n", status ));
}
Header->Status = (WORD)status;
goto cleanup;
}
}
//
// Convert the structure returned by the 32-bit call to a 16-bit
// structure. For levels 0 and 1, there is no additional work
// involved after this step, so ConvertSingleEntry can store the
// variable data in the structure. This is indicated by passing
// the end of the entire buffer in stringLocation. For levels 2 and 3,
// the manual filling scheme requires that variable data not be entered
// at this stage, so stringLocation is set to the end of the fixed
// structure.
//
stringLocation = (LPBYTE)XsSmbGetPointer( &parameters->Buffer );
if ( !bufferTooSmall ) {
stringLocation += ( localLevel == 102 ) ?
sizeOfFixedStructure:
SmbGetUshort( &parameters->BufLen );
}
status = RapConvertSingleEntry(
(LPBYTE)nativeStruct,
nativeStructureDesc,
FALSE,
(LPBYTE)XsSmbGetPointer( &parameters->Buffer ),
(LPBYTE)XsSmbGetPointer( &parameters->Buffer ),
StructureDesc,
TRUE,
&stringLocation,
&bytesRequired,
Response,
NativeToRap
);
if ( status != NERR_Success ) {
IF_DEBUG(ERRORS) {
NetpKdPrint(( "XsNetServerGetInfo: RapConvertSingleEntry failed: "
"%X\n", status ));
}
Header->Status = NERR_InternalError;
goto cleanup;
}
//
// For levels 2 and 3, the number of bytes required is, in fact, more than
// that returned by ConvertSingleEntry. We also need space for the
// string defaults.
//
if ( localLevel == 102 ) {
//
// The number we get from rap includes some string lengths.
// We only need the fixed length since we are manually adding
// those ourselves.
//
bytesRequired = sizeOfFixedStructure;
}
switch ( SmbGetUshort( &parameters->Level ) ) {
case 3:
bytesRequired += NetpUnicodeToDBCSLen( DEF16_sv_autopath ) + 1;
case 2:
bytesRequired += ( NetpUnicodeToDBCSLen( DEF16_sv_alerts )
+ NetpUnicodeToDBCSLen( DEF16_sv_srvheuristics )
+ NetpUnicodeToDBCSLen( nativeStruct->sv102_comment )
+ NetpUnicodeToDBCSLen( nativeStruct->sv102_userpath )
+ 4 );
}
//
// We don't have room even for the fixed data, abort.
//
if ( bufferTooSmall ) {
Header->Status = NERR_BufTooSmall;
goto cleanup;
}
//
// For levels 2 and 3, fill in the default values in the fixed structure
// manually.
//
returnStruct = (PSERVER_16_INFO_3)XsSmbGetPointer( &parameters->Buffer );
switch ( SmbGetUshort( &parameters->Level ) ) {
case 3:
SmbPutUlong( &returnStruct->sv3_auditedevents, DEF16_sv_auditedevents );
SmbPutUshort( &returnStruct->sv3_autoprofile, DEF16_sv_autoprofile );
case 2:
SmbPutUlong( &returnStruct->sv3_ulist_mtime, DEF16_sv_ulist_mtime );
SmbPutUlong( &returnStruct->sv3_alist_mtime, DEF16_sv_alist_mtime );
SmbPutUlong( &returnStruct->sv3_glist_mtime, DEF16_sv_glist_mtime );
SmbPutUshort( &returnStruct->sv3_security, DEF16_sv_security );
SmbPutUshort( &returnStruct->sv3_auditing, DEF16_sv_auditing );
SmbPutUshort( &returnStruct->sv3_numadmin, (USHORT)DEF16_sv_numadmin );
SmbPutUshort( &returnStruct->sv3_lanmask, DEF16_sv_lanmask );
NetpCopyTStrToStr( returnStruct->sv3_guestacct, DEF16_sv_guestacct );
SmbPutUshort( &returnStruct->sv3_chdevs, DEF16_sv_chdevs );
SmbPutUshort( &returnStruct->sv3_chdevq, DEF16_sv_chdevq );
SmbPutUshort( &returnStruct->sv3_chdevjobs, DEF16_sv_chdevjobs );
SmbPutUshort( &returnStruct->sv3_connections, DEF16_sv_connections );
SmbPutUshort( &returnStruct->sv3_shares, DEF16_sv_shares );
SmbPutUshort( &returnStruct->sv3_openfiles, DEF16_sv_openfiles );
SmbPutUshort( &returnStruct->sv3_sessopens,
(WORD)secondaryNativeStruct->sv502_sessopens );
SmbPutUshort( &returnStruct->sv3_sessvcs,
(WORD)secondaryNativeStruct->sv502_sessvcs );
SmbPutUshort( &returnStruct->sv3_sessreqs, DEF16_sv_sessreqs );
SmbPutUshort( &returnStruct->sv3_opensearch,
(WORD)secondaryNativeStruct->sv502_opensearch );
SmbPutUshort( &returnStruct->sv3_activelocks, DEF16_sv_activelocks );
SmbPutUshort( &returnStruct->sv3_numreqbuf, DEF16_sv_numreqbuf );
SmbPutUshort( &returnStruct->sv3_sizreqbuf,
(WORD)secondaryNativeStruct->sv502_sizreqbuf );
SmbPutUshort( &returnStruct->sv3_numbigbuf, DEF16_sv_numbigbuf );
SmbPutUshort( &returnStruct->sv3_numfiletasks, DEF16_sv_numfiletasks );
SmbPutUshort( &returnStruct->sv3_alertsched, DEF16_sv_alertsched );
SmbPutUshort( &returnStruct->sv3_erroralert, DEF16_sv_erroralert );
SmbPutUshort( &returnStruct->sv3_logonalert, DEF16_sv_logonalert );
SmbPutUshort( &returnStruct->sv3_accessalert, DEF16_sv_accessalert );
SmbPutUshort( &returnStruct->sv3_diskalert, DEF16_sv_diskalert );
SmbPutUshort( &returnStruct->sv3_netioalert, DEF16_sv_netioalert );
SmbPutUshort( &returnStruct->sv3_maxauditsz, DEF16_sv_maxauditsz );
}
//
// Now check if there is room for the variable data. If there isn't,
// set return status and quit. This is done here to prevent code
// below from overwriting the buffer.
//
if ( bytesRequired > (DWORD)SmbGetUshort( &parameters-> BufLen )) {
IF_DEBUG(ERRORS) {
NetpKdPrint(( "NetServerGetInfo: More data available.\n" ));
}
Header->Status = ERROR_MORE_DATA;
goto cleanup;
}
//
// For levels 2 and 3, fill in the variable data manually. The variable
// data is filled in immediately following the fixed structures. For
// other levels, pack the response data as normal.
stringLocation = (LPBYTE)( XsSmbGetPointer( &parameters->Buffer )
+ sizeOfFixedStructure );
switch ( SmbGetUshort( &parameters->Level )) {
case 3:
XsAddVarString(
stringLocation,
DEF16_sv_autopath,
&returnStruct->sv3_autopath,
returnStruct
);
case 2:
XsAddVarString(
stringLocation,
DEF16_sv_srvheuristics,
&returnStruct->sv3_srvheuristics,
returnStruct
);
XsAddVarString(
stringLocation,
nativeStruct->sv102_userpath,
&returnStruct->sv3_userpath,
returnStruct
);
XsAddVarString(
stringLocation,
DEF16_sv_alerts,
&returnStruct->sv3_alerts,
returnStruct
);
XsAddVarString(
stringLocation,
nativeStruct->sv102_comment,
&returnStruct->sv3_comment,
returnStruct
);
break;
default:
//
// Pack the response data.
//
Header->Converter = XsPackReturnData(
(LPVOID)XsSmbGetPointer( &parameters->Buffer ),
SmbGetUshort( &parameters->BufLen ),
StructureDesc,
1
);
break;
}
cleanup:
;
} except( EXCEPTION_EXECUTE_HANDLER ) {
Header->Status = (WORD)RtlNtStatusToDosError( GetExceptionCode() );
}
if( ServerName != NULL ) {
NetpMemoryFree( ServerName );
}
//
// Set up the response parameters.
//
SmbPutUshort( &parameters->TotalAvail, (WORD)bytesRequired );
NetApiBufferFree( nativeStruct );
NetApiBufferFree( secondaryNativeStruct );
//
// Determine return buffer size.
//
XsSetDataCount(
&parameters->BufLen,
StructureDesc,
Header->Converter,
1,
Header->Status
);
return STATUS_SUCCESS;
} // XsNetServerGetInfo
NTSTATUS
XsNetServerSetInfo (
API_HANDLER_PARAMETERS
)
/*++
Routine Description:
This routine handles a call to NetServerSetInfo.
Arguments:
API_HANDLER_PARAMETERS - information about the API call. See
XsTypes.h for details.
Return Value:
NTSTATUS - STATUS_SUCCESS or reason for failure.
--*/
{
NET_API_STATUS status;
PXS_NET_SERVER_SET_INFO parameters = Parameters;
LPVOID buffer = NULL; // Native parameters
LPBYTE stringLocation = NULL; // Conversion variables
DWORD bytesRequired = 0;
LPDESC nativeStructureDesc;
DWORD data;
DWORD bufferSize;
DWORD level;
LPTSTR comment = NULL;
API_HANDLER_PARAMETERS_REFERENCE; // Avoid warnings
try {
//
// Check for errors.
//
if ( XsWordParamOutOfRange( parameters->Level, 1, 3 )) {
Header->Status = ERROR_INVALID_LEVEL;
goto cleanup;
}
//
// Processing of this API depends on the value of the ParmNum
// parameter.
//
switch ( SmbGetUshort( &parameters->ParmNum )) {
case PARMNUM_ALL:
//
// PARMNUM_ALL.
//
// The structure descriptor given is OK; determine native descriptor
// (and expected minimum buffer length) from level. The buffer then
// needs to be converted into a native 32-bit buffer.
//
switch( SmbGetUshort( &parameters->Level )) {
case 1:
StructureDesc = Desc16_server_info_1;
nativeStructureDesc = Desc32_server_info_1;
break;
case 2:
StructureDesc = Desc16_server_info_2;
nativeStructureDesc = Desc32_server_info_2;
break;
case 3:
StructureDesc = Desc16_server_info_3;
nativeStructureDesc = Desc32_server_info_3;
break;
}
if ( !XsCheckBufferSize(
SmbGetUshort( &parameters->BufLen ),
StructureDesc,
FALSE // native format
)) {
Header->Status = NERR_BufTooSmall;
goto cleanup;
}
//
// Find out how big a 32-bit data buffer we need.
//
bufferSize = XsBytesForConvertedStructure(
(LPBYTE)XsSmbGetPointer( &parameters->Buffer ),
StructureDesc,
nativeStructureDesc,
RapToNative,
TRUE
);
//
// Allocate enough memory to hold the converted native buffer.
//
buffer = NetpMemoryAllocate( bufferSize );
if ( buffer == NULL ) {
IF_DEBUG(ERRORS) {
NetpKdPrint(( "XsNetServerSetInfo: failed to create buffer" ));
}
Header->Status = NERR_NoRoom;
goto cleanup;
}
IF_DEBUG(SERVER) {
NetpKdPrint(( "XsNetServerSetInfo: buffer of %ld bytes at %lx\n",
bufferSize, buffer ));
}
//
// Convert 16-bit data into 32-bit data and store it in the native
// buffer.
//
stringLocation = (LPBYTE)buffer + bufferSize;
bytesRequired = 0;
status = RapConvertSingleEntry(
(LPBYTE)XsSmbGetPointer( &parameters->Buffer ),
StructureDesc,
TRUE,
buffer,
buffer,
nativeStructureDesc,
FALSE,
&stringLocation,
&bytesRequired,
Response,
RapToNative
);
if ( status != NERR_Success ) {
IF_DEBUG(ERRORS) {
NetpKdPrint(( "XsNetServerSetInfo: RapConvertSingleEntry "
"failed: %X\n", status ));
}
Header->Status = NERR_InternalError;
goto cleanup;
}
break;
case SV_COMMENT_PARMNUM:
//
// SV_COMMENT_PARMNUM.
//
// The structure descriptor given is meaningless. The data is actually
// a null terminated string, and can be passed to the native routine
// immediately. Being a string, it must be at least one character long.
//
if ( !XsCheckBufferSize(
SmbGetUshort( &parameters->BufLen ),
"B",
FALSE // not in native format
)) {
Header->Status= NERR_BufTooSmall;
goto cleanup;
}
XsConvertUnicodeTextParameter(
comment,
(LPSTR)XsSmbGetPointer( &parameters->Buffer )
);
if ( comment == NULL ) {
IF_DEBUG(ERRORS) {
NetpKdPrint(( "XsNetServerSetInfo: failed to create buffer" ));
}
Header->Status = NERR_NoRoom;
goto cleanup;
}
buffer = &comment;
break;
case SV_ALERTS_PARMNUM:
case SV_ALERTSCHED_PARMNUM:
case SV_ERRORALERT_PARMNUM:
case SV_LOGONALERT_PARMNUM:
goto cleanup;
case SV_ACCESSALERT_PARMNUM:
case SV_DISKALERT_PARMNUM:
case SV_NETIOALERT_PARMNUM:
case SV_MAXAUDITSZ_PARMNUM:
//
// SV_ALERTS_PARMNUM, SV_ALERTSCHED_PARMNUM, SV_ERRORALERT_PARMNUM,
// SV_LOGONALERT_PARMNUM, SV_ACCESSALERT_PARMNUM, SV_DISKALERT_PARMNUM,
// SV_NETIOALERT_PARMNUM, or SV_MAXAUDITSZ_PARMNUM.
//
// These parameters are not supported in NT, so just return an OK.
//
goto cleanup;
case SV_DISC_PARMNUM:
case SV_HIDDEN_PARMNUM:
case SV_ANNOUNCE_PARMNUM:
case SV_ANNDELTA_PARMNUM:
//
// SV_DISC_PARMNUM, SV_HIDDEN_PARMNUM, SV_ANNOUNCE_PARMNUM, or
// SV_ANNDELTA_PARMNUM.
//
// The structure descriptor given is meaningless; the data is a word
// to be converted into a 32-bit DWORD. The length of data must be 2.
//
if ( !XsCheckBufferSize(
SmbGetUshort( &parameters->BufLen ),
"W",
FALSE // not in native format
)) {
Header->Status= NERR_BufTooSmall;
goto cleanup;
}
data = (DWORD)SmbGetUshort(
(LPWORD)XsSmbGetPointer( &parameters->Buffer )
);
buffer = &data;
break;
default:
Header->Status = ERROR_INVALID_PARAMETER;
goto cleanup;
}
//
// Do the actual local call.
//
level = SmbGetUshort( &parameters->ParmNum );
if ( level != 0 ) {
level = level + PARMNUM_BASE_INFOLEVEL;
} else {
level = 100 + SmbGetUshort( &parameters->Level );
if ( level == 103 ) {
level = 102;
}
}
status = NetServerSetInfo(
NULL,
level,
buffer,
NULL
);
if ( !XsApiSuccess( status )) {
IF_DEBUG(ERRORS) {
NetpKdPrint(( "XsNetServerSetInfo: NetServerSetInfo failed: %X\n",
status ));
}
Header->Status = (WORD)status;
goto cleanup;
}
//
// No return information for this API.
//
cleanup:
;
} except( EXCEPTION_EXECUTE_HANDLER ) {
Header->Status = (WORD)RtlNtStatusToDosError( GetExceptionCode() );
}
//
// If there is a native 32-bit buffer, free it.
//
if ( SmbGetUshort( &parameters->ParmNum ) == PARMNUM_ALL ) {
NetpMemoryFree( buffer );
} else if ( SmbGetUshort( &parameters->ParmNum ) == SV_COMMENT_PARMNUM ) {
NetpMemoryFree( comment );
}
return STATUS_SUCCESS;
} // XsNetServerSetInfo
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