WindowsXP-SP1/base/ntsetup/win95upg/tools/strmap/strmap.c
2020-09-30 16:53:49 +02:00

444 lines
9.4 KiB
C

/*++
Copyright (c) 1998 Microsoft Corporation
Module Name:
strmap.c
Abstract:
Tests the string mapping mechanism for correctness and performance.
Author:
Jim Schmidt (jimschm) 19-Aug-1998
Revision History:
<full name> (<alias>) <date> <comments>
--*/
#include "pch.h"
HANDLE g_hHeap;
HINSTANCE g_hInst;
BOOL WINAPI MigUtil_Entry (HINSTANCE, DWORD, PVOID);
BOOL
pTheFooFilter (
IN OUT PREG_REPLACE_DATA Data
);
VOID
pStandardSearchAndReplace (
IN PGROWBUFFER Pairs,
IN OUT PTSTR Buffer,
IN UINT BufferSize
);
BOOL
pCallEntryPoints (
DWORD Reason
)
{
HINSTANCE Instance;
//
// Simulate DllMain
//
Instance = g_hInst;
//
// Initialize the common libs
//
if (!MigUtil_Entry (Instance, Reason, NULL)) {
return FALSE;
}
return TRUE;
}
BOOL
Init (
VOID
)
{
g_hHeap = GetProcessHeap();
g_hInst = GetModuleHandle (NULL);
return pCallEntryPoints (DLL_PROCESS_ATTACH);
}
VOID
Terminate (
VOID
)
{
pCallEntryPoints (DLL_PROCESS_DETACH);
}
VOID
HelpAndExit (
VOID
)
{
//
// This routine is called whenever command line args are wrong
//
_ftprintf (
stderr,
TEXT("Command Line Syntax:\n\n")
TEXT(" strmap [/D] [/N:<strings>] [/T[:<count>]] [/M|/S] [/F]\n")
TEXT("\nDescription:\n\n")
TEXT(" strmap tests CreateStringMapping and MappingSearchAndReplace.\n")
TEXT("\nArguments:\n\n")
TEXT(" /D Dump out string before and after test\n")
TEXT(" /N Specifies the number of strings to map\n")
TEXT(" /T Enables timing mode, <count> specifies number of tests to time\n")
TEXT(" /M Times the mapping APIs\n")
TEXT(" /S Times standard strnicmp and strcpy method\n")
TEXT(" /F Enables the FOO filter function\n")
);
exit (1);
}
PCTSTR
pGenerateRandomString (
OUT PTSTR Ptr,
IN INT MinLength,
IN INT MaxLength
)
{
INT Length;
INT i;
PTSTR p;
Length = rand() * MaxLength / RAND_MAX;
Length = max (MinLength, Length);
p = Ptr;
for (i = 0 ; i < Length ; i++) {
//*p++ = rand() * 224 / RAND_MAX + 32;
*p++ = rand() * 26 / RAND_MAX + 65;
}
*p = 0;
return Ptr;
}
INT
__cdecl
_tmain (
INT argc,
PCTSTR argv[]
)
{
INT i;
PCTSTR NumberArg;
INT Strings = 10;
INT TestCount = 0;
PMAPSTRUCT Map;
TCHAR Old[256];
TCHAR New[256];
TCHAR Buffer[256];
DWORD StartTick;
GROWBUFFER Pairs = GROWBUF_INIT;
BOOL TestMapApi = TRUE;
BOOL Dump = FALSE;
BOOL FooFilter = FALSE;
for (i = 1 ; i < argc ; i++) {
if (argv[i][0] == TEXT('/') || argv[i][0] == TEXT('-')) {
switch (_totlower ((CHARTYPE) _tcsnextc (&argv[i][1]))) {
case TEXT('d'):
//
// /d (dump on)
//
Dump = TRUE;
break;
case TEXT('f'):
//
// /f (enable the FOO filter function)
//
FooFilter = TRUE;
break;
case TEXT('m'):
//
// /m (test map api)
//
TestMapApi = TRUE;
break;
case TEXT('s') :
//
// /s (test normal string apis)
//
TestMapApi = FALSE;
break;
case TEXT('n'):
//
// /n:<strings>
//
if (argv[i][2] == TEXT(':')) {
NumberArg = &argv[i][3];
} else if (i + 1 < argc) {
NumberArg = argv[++i];
} else {
HelpAndExit();
}
Strings = _ttoi (NumberArg);
if (Strings < 1) {
HelpAndExit();
}
break;
case TEXT('t'):
//
// /t[:<count>]
//
if (argv[i][2] == TEXT(':')) {
NumberArg = &argv[i][3];
TestCount = _ttoi (NumberArg);
if (TestCount < 1) {
HelpAndExit();
}
} else if (argv[i][2]) {
HelpAndExit();
} else {
TestCount = 1000;
}
break;
default:
HelpAndExit();
}
} else {
HelpAndExit();
}
}
//
// Begin processing
//
if (!Init()) {
return 0;
}
//
// Create mapping
//
Map = CreateStringMapping();
//
// Generate random mapping pairs
//
for (i = 0 ; i < Strings ; i++) {
AddStringMappingPair (
Map,
pGenerateRandomString (Old, 1, 20),
pGenerateRandomString (New, 0, 20)
);
_tprintf (TEXT("From: %s\nTo: %s\n\n"), Old, New);
CharLower (Old);
GrowBufAppendDword (&Pairs, ByteCount (Old));
MultiSzAppend (&Pairs, Old);
GrowBufAppendDword (&Pairs, ByteCount (New));
MultiSzAppend (&Pairs, New);
}
if (FooFilter) {
AddStringMappingPairEx (Map, TEXT("FOO"), TEXT("**BAR**"), pTheFooFilter);
}
StartTick = GetTickCount();
if (TestMapApi) {
for (i = 0 ; i < TestCount ; i++) {
StringCopy (Buffer, pGenerateRandomString (Old, 10, sizeof (Buffer) / (4 * sizeof (TCHAR))));
MappingSearchAndReplace (Map, Buffer, sizeof (Buffer));
if (Dump) {
_tprintf (TEXT("Old: %s\nNew: %s\n\n"), Old, Buffer);
}
}
if (TestCount) {
_tprintf (TEXT("\nMappingSearchAndReplace: Test of %i strings took %u ms\n"), TestCount, GetTickCount() - StartTick);
}
} else {
StartTick = GetTickCount();
for (i = 0 ; i < TestCount ; i++) {
StringCopy (Buffer, pGenerateRandomString (Old, 10, sizeof (Buffer) / (4 * sizeof (TCHAR))));
pStandardSearchAndReplace (&Pairs, Buffer, sizeof (Buffer));
if (Dump) {
_tprintf (TEXT("Old: %s\nNew: %s\n\n"), Old, Buffer);
}
}
if (TestCount) {
_tprintf (TEXT("\nStandard stricmp: Test of %i strings took %u ms\n"), TestCount, GetTickCount() - StartTick);
}
}
//
// Clean up mapping
//
DestroyStringMapping (Map);
FreeGrowBuffer (&Pairs);
//
// End of processing
//
Terminate();
return 0;
}
VOID
pStandardSearchAndReplace (
IN PGROWBUFFER Pairs,
IN OUT PTSTR Buffer,
IN UINT BufferSize
)
{
TCHAR WorkBuffer[256];
TCHAR LowerBuffer[256];
PCTSTR Src;
PCTSTR RealSrc;
PTSTR Dest;
PDWORD OldByteCount;
PDWORD NewByteCount;
PCTSTR Old;
PCTSTR New;
UINT u;
UINT OutboundLen;
UINT a, b;
RealSrc = Buffer;
Src = LowerBuffer;
Dest = WorkBuffer;
OutboundLen = ByteCount (Buffer);
StringCopy (LowerBuffer, Buffer);
CharLower (LowerBuffer);
BufferSize -= sizeof (TCHAR);
while (*Src) {
u = 0;
while (u < Pairs->End) {
OldByteCount = (PDWORD) (Pairs->Buf + u);
Old = (PCTSTR) (OldByteCount + 1);
NewByteCount = (PDWORD) ((PBYTE) OldByteCount + *OldByteCount + sizeof (DWORD) + sizeof (TCHAR));
New = (PCTSTR) (NewByteCount + 1);
if (!_tcsncmp (Src, Old, *OldByteCount / sizeof (TCHAR))) {
break;
}
u += *OldByteCount + *NewByteCount + sizeof (DWORD) * 2 + sizeof (TCHAR) * 2;
}
if (u < Pairs->End) {
OutboundLen = OutboundLen - *OldByteCount + *NewByteCount;
if (OutboundLen > BufferSize) {
DEBUGMSG ((DBG_WHOOPS, "String got too long!"));
OutboundLen = Dest - WorkBuffer;
break;
}
CopyMemory (Dest, New, *NewByteCount);
Dest = (PTSTR) ((PBYTE) Dest + *NewByteCount);
Src = (PCTSTR) ((PBYTE) Src + *OldByteCount);
RealSrc = (PCTSTR) ((PBYTE) RealSrc + *OldByteCount);
} else {
*Dest++ = *RealSrc++;
Src++;
}
}
*Dest = 0;
StringCopy (Buffer, WorkBuffer);
}
BOOL
pTheFooFilter (
IN OUT PREG_REPLACE_DATA Data
)
{
//
// FOO was found in the string
//
_tprintf (TEXT("\"FOO\" was found in the string!!\n\n"));
_tprintf (
TEXT(" OriginalString: %s\n")
TEXT(" CurrentString: %s\n")
TEXT(" OldSubString: %s\n")
TEXT(" NewSubString: %s\n")
TEXT(" NewSubStringSizeInBytes: %u\n\n"),
Data->Ansi.OriginalString,
Data->Ansi.CurrentString,
Data->Ansi.OldSubString,
Data->Ansi.NewSubString,
Data->Ansi.NewSubStringSizeInBytes
);
return TRUE;
}