windows-nt/Source/XPSP1/NT/base/fs/mailslot/tmsserv.c
2020-09-26 16:20:57 +08:00

476 lines
11 KiB
C
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

/*++
Copyright (c) 1989 Microsoft Corporation
Module Name:
tmsserv.c
Abstract:
This module contains a user mode mailslot server test program.
This test program can be built from the command line using the
command 'nmake UMTEST=tmsserv'.
Author:
Manny Weiser (mannyw) 11-Jan-91
Revision History:
--*/
#include <stdio.h>
#include <stdlib.h>
#include <nt.h>
#include <ntrtl.h>
#include <ntioapi.h>
//
// Local definitions
//
BOOLEAN
CreateMailslot(
PSZ Name,
PHANDLE Handle
);
BOOLEAN
QueryDirectoryTest(
VOID
);
BOOLEAN
QueryInfoTest(
HANDLE Handle
);
BOOLEAN
PeekTest(
HANDLE Handle
);
BOOLEAN
ReadTest(
HANDLE Handle
);
VOID
DisplayUsage(
PSZ ProgramName
);
VOID
DisplayTime(
IN PLARGE_INTEGER
);
DisplayUnicode(
IN WCHAR *UnicodeString,
IN ULONG Length
);
#define MESSAGE_SIZE 100L
#define MAILSLOT_SIZE (10 * MESSAGE_SIZE)
#define PEEK_PARAMETER_BYTES 16
#define READ_PARAMETER_BYTES 16
#define MAILSLOT_PARAMETER_BYTES 16 // Max of peek and read param bytes
char Buffer[1000];
int
main(argc, argv)
int argc;
char **argv;
{
HANDLE handle;
ULONG ms, time;
LARGE_INTEGER delayTime;
int i;
if (argc < 2) {
DisplayUsage(argv[0]);
return 1;
}
if ( !CreateMailslot( argv[1], &handle ) ) {
return 2;
}
for (i = 2; i < argc; i++) {
switch ( *argv[i] ) {
case 'r':
if ( !ReadTest( handle ) ) {
return 3;
}
break;
case 'd':
if ( !QueryDirectoryTest() ) {
return 3;
}
break;
case 'p':
if ( !PeekTest( handle ) ) {
return 3;
}
break;
case 'q':
if ( !QueryInfoTest( handle ) ) {
return 3;
}
break;
case 's':
time = atoi( argv[i] + 1);
printf( "%s: sleeping for %lu tenths of a second\n",
argv[0],
time );
ms = time * 100;
delayTime = LiNMul( ms, -10000 );
NtDelayExecution( TRUE, (PLARGE_INTEGER)&delayTime );
printf ("%s: awake\n", argv[0] );
break;
default:
printf ("Unknown test ""%s""\n", argv[i] );
break;
}
}
printf( "Closing file\n" );
NtClose( handle );
printf( "%s exiting\n", argv[0] );
return 0;
}
VOID
DisplayUsage(
PSZ ProgramName
)
{
printf( "Usage: %s \\Device\\Mailslot\\Msname\n", ProgramName);
}
BOOLEAN
CreateMailslot(
PSZ Name,
PHANDLE Handle
)
{
NTSTATUS status;
STRING ansiString;
UNICODE_STRING nameString;
OBJECT_ATTRIBUTES objectAttributes;
IO_STATUS_BLOCK ioStatusBlock;
LARGE_INTEGER readTimeout = { -1, -1 }; // Infinite read timeout
RtlInitString(&ansiString, Name );
RtlOemStringToUnicodeString(&nameString, &ansiString, TRUE);
InitializeObjectAttributes(
&objectAttributes,
&nameString,
OBJ_CASE_INSENSITIVE,
NULL,
NULL
);
printf( "Attempting to create mailslot \"%wZ\"\n", &nameString );
status = NtCreateMailslotFile (
Handle,
GENERIC_READ | GENERIC_WRITE | SYNCHRONIZE,
&objectAttributes,
&ioStatusBlock,
0,
0,
MESSAGE_SIZE,
&readTimeout
);
printf( "Open Status = %lx\n", status );
RtlFreeUnicodeString(&nameString);
return ( (BOOLEAN) NT_SUCCESS(status));
}
BOOLEAN
QueryDirectoryTest(
VOID
)
{
HANDLE rootDirHandle;
BOOLEAN done;
IO_STATUS_BLOCK ioStatusBlock;
OBJECT_ATTRIBUTES objectAttributes;
UNICODE_STRING nameString;
NTSTATUS status;
PFILE_FULL_DIR_INFORMATION dirInfo;
RtlInitUnicodeString(&nameString, L"\\Device\\Mailslot\\" );
InitializeObjectAttributes(
&objectAttributes,
&nameString,
OBJ_CASE_INSENSITIVE,
NULL,
NULL
);
printf( "Attempting to open mailslot directory \"%wZ\"\n", &nameString );
status = NtOpenFile (
&rootDirHandle,
GENERIC_READ,
&objectAttributes,
&ioStatusBlock,
0,
0L
);
RtlFreeUnicodeString(&nameString);
printf( "MSFS root dir open status = %lx\n", status );
status = NtQueryDirectoryFile(
rootDirHandle,
0,
NULL,
NULL,
&ioStatusBlock,
(PVOID)Buffer,
sizeof(Buffer),
FileFullDirectoryInformation,
FALSE,
NULL,
FALSE );
printf("Query directory status = %lx\n", status );
printf("Query directory information %d\n", ioStatusBlock.Information );
if ( NT_SUCCESS( status )) {
done = FALSE;
dirInfo = (PFILE_FULL_DIR_INFORMATION)Buffer;
} else {
done = TRUE;
}
while (!done) {
printf ("NextEntry = %d\n", dirInfo->NextEntryOffset);
printf ("FileIndex = %ld\n", dirInfo->FileIndex );
printf ("CreationTime = ");
DisplayTime( &dirInfo->CreationTime );
printf ("\nLastAccessTime = ");
DisplayTime( &dirInfo->LastAccessTime );
printf ("\nLastWriteTime = ");
DisplayTime( &dirInfo->LastWriteTime );
printf ("\nChangeTime = ");
DisplayTime( &dirInfo->ChangeTime );
printf ("\nEnd of file = %lx%08lx\n",
dirInfo->EndOfFile.HighPart,
dirInfo->EndOfFile.LowPart );
printf ("Allocation size = %lx%08lx\n",
dirInfo->AllocationSize.HighPart,
dirInfo->AllocationSize.LowPart );
printf ("File attributes = %x\n", dirInfo->FileAttributes );
printf ("File name length = %x\n", dirInfo->FileNameLength );
printf ("EA size = %x\n", dirInfo->EaSize );
printf ("File Name = ");
DisplayUnicode( dirInfo->FileName, dirInfo->FileNameLength );
printf ("\n\n");
if (dirInfo->NextEntryOffset == 0) {
done = TRUE;
}
dirInfo = (PFILE_FULL_DIR_INFORMATION)
((PCHAR)dirInfo + dirInfo->NextEntryOffset);
}
return( (BOOLEAN)NT_SUCCESS( status ));
}
BOOLEAN
QueryInfoTest(
HANDLE Handle
)
{
PFILE_BASIC_INFORMATION basicInfo;
PFILE_STANDARD_INFORMATION standardInfo;
PFILE_INTERNAL_INFORMATION internalInfo;
PFILE_EA_INFORMATION eaInfo;
PFILE_POSITION_INFORMATION positionInfo;
PFILE_NAME_INFORMATION nameInfo;
NTSTATUS status;
IO_STATUS_BLOCK ioStatusBlock;
status = NtQueryInformationFile( Handle,
&ioStatusBlock,
Buffer,
MESSAGE_SIZE,
FileAllInformation );
printf ("\nBasic Information:\n");
basicInfo = (PFILE_BASIC_INFORMATION)Buffer;
printf (" Creation time: " );
DisplayTime( &basicInfo->CreationTime );
printf ("\n Last access time: " );
DisplayTime( &basicInfo->LastAccessTime );
printf ("\n Last write time: " );
DisplayTime( &basicInfo->LastWriteTime );
printf ("\n Change time: " );
DisplayTime( &basicInfo->ChangeTime );
printf ("\n");
printf ("\nStandard Information:\n");
standardInfo = (PFILE_STANDARD_INFORMATION)(basicInfo + 1);
printf (" Number of links: %ld\n", standardInfo->NumberOfLinks );
printf (" Delete pending : %ld\n", standardInfo->DeletePending );
printf (" Directory : %ld\n", standardInfo->Directory );
printf ("\nInternal Information:\n");
internalInfo = (PFILE_INTERNAL_INFORMATION)(standardInfo + 1);
printf (" Index Number : %ld\n", internalInfo->IndexNumber );
printf ("\nEa Information:\n");
eaInfo = (PFILE_EA_INFORMATION)(internalInfo + 1);
printf (" No ea info\n" );
printf ("\nPosition Information:\n");
positionInfo = (PFILE_POSITION_INFORMATION)(eaInfo+1);
printf (" Current offset: %ld\n", positionInfo->CurrentByteOffset );
printf ("\nName Information:\n");
nameInfo = (PFILE_NAME_INFORMATION)(positionInfo + 1);
printf (" File name length: %ld\n", nameInfo->FileNameLength );
printf (" File name : ");
DisplayUnicode( nameInfo->FileName, nameInfo->FileNameLength );
putchar ('\n');
return TRUE;
}
BOOLEAN
PeekTest(
HANDLE Handle
)
{
FILE_MAILSLOT_PEEK_BUFFER mailslotPeekBuffer;
NTSTATUS status;
IO_STATUS_BLOCK ioStatusBlock;
status = NtFsControlFile (
Handle,
0L,
NULL,
NULL,
&ioStatusBlock,
FSCTL_MAILSLOT_PEEK,
&mailslotPeekBuffer,
sizeof(mailslotPeekBuffer),
Buffer,
MESSAGE_SIZE );
printf( " ReadDataAvailable = %lx\n", mailslotPeekBuffer.ReadDataAvailable );
printf( " NumberOfMessages = %lx\n", mailslotPeekBuffer.NumberOfMessages);
printf( " MessageLength = %lx\n", mailslotPeekBuffer.MessageLength);
return ( (BOOLEAN) NT_SUCCESS( status ) );
}
BOOLEAN
ReadTest(
HANDLE Handle
)
{
IO_STATUS_BLOCK ioStatusBlock;
NTSTATUS status;
status = NtReadFile(
Handle,
0L,
NULL,
NULL,
&ioStatusBlock,
Buffer,
MESSAGE_SIZE,
NULL,
NULL);
if (NT_SUCCESS(status)) {
status = NtWaitForSingleObject( Handle, TRUE, NULL );
printf( "NtWaitForSingleObject returns %lx\n", status );
status = ioStatusBlock.Status;
}
printf( "NtReadFileFinalStatus returns %lx\n", status );
if (NT_SUCCESS(status)) {
printf ("message is ""%s""\n", Buffer );
}
return ( (BOOLEAN)NT_SUCCESS( status ) );
}
VOID
DisplayTime(
IN PLARGE_INTEGER Time
)
{
TIME_FIELDS timeFields;
RtlTimeToTimeFields( Time, &timeFields );
printf("%02d/%02d/%04d @ %02d:%02d:%02d.%d",
timeFields.Month,
timeFields.Day,
timeFields.Year,
timeFields.Hour,
timeFields.Minute,
timeFields.Second,
timeFields.Milliseconds );
}
DisplayUnicode(
IN WCHAR *UnicodeString,
IN ULONG Length
)
{
while (Length > 0) {
putchar( (CHAR)*UnicodeString );
UnicodeString++;
Length -= 2;
}
return 0;
}