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windows-nt/Source/XPSP1/NT/base/cluster/resdll/clusres/utils.c

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/*++
Copyright (c) 1997 Microsoft Corporation
Module Name:
utils.c
Abstract:
Common utility routines for clusters resources
Author:
John Vert (jvert) 12/15/1996
Revision History:
--*/
#include "clusres.h"
#include "clusrtl.h"
#include "clusudef.h"
DWORD
ClusResOpenDriver(
HANDLE *Handle,
LPWSTR DriverName
)
/*++
Routine Description:
This function opens a specified IO drivers.
Arguments:
Handle - pointer to location where the opened drivers handle is
returned.
DriverName - name of the driver to be opened.
Return Value:
Windows Error Code.
--*/
{
OBJECT_ATTRIBUTES objectAttributes;
IO_STATUS_BLOCK ioStatusBlock;
UNICODE_STRING nameString;
NTSTATUS status;
*Handle = NULL;
//
// Open a Handle to the IP driver.
//
RtlInitUnicodeString(&nameString, DriverName);
InitializeObjectAttributes(
&objectAttributes,
&nameString,
OBJ_CASE_INSENSITIVE,
(HANDLE) NULL,
(PSECURITY_DESCRIPTOR) NULL
);
status = NtCreateFile(
Handle,
SYNCHRONIZE | FILE_READ_DATA | FILE_WRITE_DATA,
&objectAttributes,
&ioStatusBlock,
NULL,
FILE_ATTRIBUTE_NORMAL,
FILE_SHARE_READ | FILE_SHARE_WRITE,
FILE_OPEN_IF,
0,
NULL,
0
);
return( RtlNtStatusToDosError( status ) );
} // ClusResOpenDriver
NTSTATUS
ClusResDoIoctl(
HANDLE Handle,
DWORD IoctlCode,
PVOID Request,
DWORD RequestSize,
PVOID Response,
PDWORD ResponseSize
)
/*++
Routine Description:
Utility routine used to issue a filtering ioctl to the tcpip driver.
Arguments:
Handle - An open file handle on which to issue the request.
IoctlCode - The IOCTL opcode.
Request - A pointer to the input buffer.
RequestSize - Size of the input buffer.
Response - A pointer to the output buffer.
ResponseSize - On input, the size in bytes of the output buffer.
On output, the number of bytes returned in the output buffer.
Return Value:
NT Status Code.
--*/
{
IO_STATUS_BLOCK ioStatusBlock;
NTSTATUS status;
ioStatusBlock.Information = 0;
status = NtDeviceIoControlFile(
Handle, // Driver handle
NULL, // Event
NULL, // APC Routine
NULL, // APC context
&ioStatusBlock, // Status block
IoctlCode, // Control code
Request, // Input buffer
RequestSize, // Input buffer size
Response, // Output buffer
*ResponseSize // Output buffer size
);
if (status == STATUS_PENDING) {
status = NtWaitForSingleObject(
Handle,
TRUE,
NULL
);
}
if (status == STATUS_SUCCESS) {
status = ioStatusBlock.Status;
*ResponseSize = (DWORD)ioStatusBlock.Information;
}
else {
*ResponseSize = 0;
}
return(status);
} // ClusResDoIoctl
VOID
ClusResLogEventWithName0(
IN HKEY hResourceKey,
IN DWORD LogLevel,
IN DWORD LogModule,
IN LPSTR FileName,
IN DWORD LineNumber,
IN DWORD MessageId,
IN DWORD dwByteCount,
IN PVOID lpBytes
)
/*++
Routine Description:
Logs an event to the eventlog. The display name of the resource is retrieved
and passed as the first insertion string.
Arguments:
hResourceKey - Supplies the cluster resource key.
LogLevel - Supplies the logging level, one of
LOG_CRITICAL 1
LOG_UNUSUAL 2
LOG_NOISE 3
LogModule - Supplies the module ID.
FileName - Supplies the filename of the caller
LineNumber - Supplies the line number of the caller
MessageId - Supplies the message ID to be logged.
dwByteCount - Supplies the number of error-specific bytes to log. If this
is zero, lpBytes is ignored.
lpBytes - Supplies the error-specific bytes to log.
Return Value:
ERROR_SUCCESS if successful
Win32 error code otherwise
--*/
{
DWORD BufSize;
DWORD Status;
WCHAR ResourceName[80];
PWCHAR resName = ResourceName;
DWORD dwType;
//
// Get the display name for this resource.
//
BufSize = sizeof( ResourceName );
again:
Status = ClusterRegQueryValue( hResourceKey,
CLUSREG_NAME_RES_NAME,
&dwType,
(LPBYTE)resName,
&BufSize );
if ( Status == ERROR_MORE_DATA ) {
resName = LocalAlloc( LMEM_FIXED, BufSize );
if ( resName != NULL ) {
goto again;
}
resName = ResourceName;
ResourceName[0] = UNICODE_NULL;
} else if ( Status != ERROR_SUCCESS ) {
ResourceName[0] = '\0';
}
ClusterLogEvent1(LogLevel,
LogModule,
FileName,
LineNumber,
MessageId,
dwByteCount,
lpBytes,
resName);
if ( resName != ResourceName ) {
LocalFree( resName );
}
return;
} // ClusResLogEventWithName0
VOID
ClusResLogEventWithName1(
IN HKEY hResourceKey,
IN DWORD LogLevel,
IN DWORD LogModule,
IN LPSTR FileName,
IN DWORD LineNumber,
IN DWORD MessageId,
IN DWORD dwByteCount,
IN PVOID lpBytes,
IN LPCWSTR Arg1
)
/*++
Routine Description:
Logs an event to the eventlog. The display name of the resource is retrieved
and passed as the first insertion string.
Arguments:
hResourceKey - Supplies the cluster resource key.
LogLevel - Supplies the logging level, one of
LOG_CRITICAL 1
LOG_UNUSUAL 2
LOG_NOISE 3
LogModule - Supplies the module ID.
FileName - Supplies the filename of the caller
LineNumber - Supplies the line number of the caller
MessageId - Supplies the message ID to be logged.
dwByteCount - Supplies the number of error-specific bytes to log. If this
is zero, lpBytes is ignored.
lpBytes - Supplies the error-specific bytes to log.
Arg1 - Supplies an insertion string
Return Value:
ERROR_SUCCESS if successful
Win32 error code otherwise
--*/
{
DWORD BufSize;
DWORD Status;
WCHAR ResourceName[80];
PWCHAR resName = ResourceName;
DWORD dwType;
//
// Get the display name for this resource.
//
BufSize = sizeof( ResourceName );
again:
Status = ClusterRegQueryValue( hResourceKey,
CLUSREG_NAME_RES_NAME,
&dwType,
(LPBYTE)resName,
&BufSize );
if ( Status == ERROR_MORE_DATA ) {
resName = LocalAlloc( LMEM_FIXED, BufSize );
if ( resName != NULL ) {
goto again;
}
resName = ResourceName;
ResourceName[0] = UNICODE_NULL;
} else if ( Status != ERROR_SUCCESS ) {
ResourceName[0] = '\0';
}
ClusterLogEvent2(LogLevel,
LogModule,
FileName,
LineNumber,
MessageId,
dwByteCount,
lpBytes,
resName,
Arg1);
if ( resName != ResourceName ) {
LocalFree( resName );
}
return;
} // ClusResLogEventWithName1
VOID
ClusResLogEventWithName2(
IN HKEY hResourceKey,
IN DWORD LogLevel,
IN DWORD LogModule,
IN LPSTR FileName,
IN DWORD LineNumber,
IN DWORD MessageId,
IN DWORD dwByteCount,
IN PVOID lpBytes,
IN LPCWSTR Arg1,
IN LPCWSTR Arg2
)
/*++
Routine Description:
Logs an event to the eventlog. The display name of the resource is retrieved
and passed as the first insertion string.
Arguments:
hResourceKey - Supplies the cluster resource key.
LogLevel - Supplies the logging level, one of
LOG_CRITICAL 1
LOG_UNUSUAL 2
LOG_NOISE 3
LogModule - Supplies the module ID.
FileName - Supplies the filename of the caller
LineNumber - Supplies the line number of the caller
MessageId - Supplies the message ID to be logged.
dwByteCount - Supplies the number of error-specific bytes to log. If this
is zero, lpBytes is ignored.
lpBytes - Supplies the error-specific bytes to log.
Arg1 - Supplies an insertion string
Arg2 - Supplies the second insertion string
Return Value:
ERROR_SUCCESS if successful
Win32 error code otherwise
--*/
{
DWORD BufSize;
DWORD Status;
WCHAR ResourceName[80];
PWCHAR resName = ResourceName;
DWORD dwType;
//
// Get the display name for this resource.
//
BufSize = sizeof( ResourceName );
again:
Status = ClusterRegQueryValue( hResourceKey,
CLUSREG_NAME_RES_NAME,
&dwType,
(LPBYTE)resName,
&BufSize );
if ( Status == ERROR_MORE_DATA ) {
resName = LocalAlloc( LMEM_FIXED, BufSize );
if ( resName != NULL ) {
goto again;
}
resName = ResourceName;
ResourceName[0] = UNICODE_NULL;
} else if ( Status != ERROR_SUCCESS ) {
ResourceName[0] = '\0';
}
ClusterLogEvent3(LogLevel,
LogModule,
FileName,
LineNumber,
MessageId,
dwByteCount,
lpBytes,
resName,
Arg1,
Arg2);
if ( resName != ResourceName ) {
LocalFree( resName );
}
return;
} // ClusResLogEventWithName2
VOID
ClusResLogEventWithName3(
IN HKEY hResourceKey,
IN DWORD LogLevel,
IN DWORD LogModule,
IN LPSTR FileName,
IN DWORD LineNumber,
IN DWORD MessageId,
IN DWORD dwByteCount,
IN PVOID lpBytes,
IN LPCWSTR Arg1,
IN LPCWSTR Arg2,
IN LPCWSTR Arg3
)
/*++
Routine Description:
Logs an event to the eventlog. The display name of the resource is retrieved
and passed as the first insertion string.
Arguments:
hResourceKey - Supplies the cluster resource key.
LogLevel - Supplies the logging level, one of
LOG_CRITICAL 1
LOG_UNUSUAL 2
LOG_NOISE 3
LogModule - Supplies the module ID.
FileName - Supplies the filename of the caller
LineNumber - Supplies the line number of the caller
MessageId - Supplies the message ID to be logged.
dwByteCount - Supplies the number of error-specific bytes to log. If this
is zero, lpBytes is ignored.
lpBytes - Supplies the error-specific bytes to log.
Arg1 - Supplies an insertion string
Arg2 - Supplies the second insertion string
Arg3 - Supplies the third insertion string
Return Value:
ERROR_SUCCESS if successful
Win32 error code otherwise
--*/
{
DWORD BufSize;
DWORD Status;
WCHAR ResourceName[80];
PWCHAR resName = ResourceName;
DWORD dwType;
//
// Get the display name for this resource.
//
BufSize = sizeof( ResourceName );
again:
Status = ClusterRegQueryValue( hResourceKey,
CLUSREG_NAME_RES_NAME,
&dwType,
(LPBYTE)resName,
&BufSize );
if ( Status == ERROR_MORE_DATA ) {
resName = LocalAlloc( LMEM_FIXED, BufSize );
if ( resName != NULL ) {
goto again;
}
resName = ResourceName;
ResourceName[0] = UNICODE_NULL;
} else if ( Status != ERROR_SUCCESS ) {
ResourceName[0] = '\0';
}
ClusterLogEvent4(LogLevel,
LogModule,
FileName,
LineNumber,
MessageId,
dwByteCount,
lpBytes,
resName,
Arg1,
Arg2,
Arg3);
if ( resName != ResourceName ) {
LocalFree( resName );
}
return;
}
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