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dude719
2017-11-07 00:33:25 -04:00
parent b9dd47e84d
commit 8238992821
11 changed files with 1680 additions and 0 deletions
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243
SigMaker/Converter.cpp Normal file
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#include "Includes.h"
#include "Misc.h"
void ShowSigConverter( void )
{
static const char szForm[] =
"Sig Converter\n"
"\n"
"\n"
" <Sig:A5:100:100::>\n"
" <Mask:A6:100:100::>\n"
"\n"
" <##Code to IDA:R>\n" // 0
" <##Code to CRC:R>\n" // 1
" <##IDA to CRC:R>\n" // 2
" <##IDA to Code:R>\n" // 3
" <##IDA to Olly:R>\n" // 4
" <##Olly to IDA:R>>\n" // 5
"\n"
"\n";
char szSigIn[MAXSTR] = { 0 };
char szMaskIn[MAXSTR] = { 0 };
ushort usCheckBox = 0;
qstring strTemp;
if (ask_form( szForm, szSigIn, szMaskIn, &usCheckBox ) > 0)
{
strTemp = szSigIn;
qstring strSigIn = szSigIn;
qstring strMaskIn = szMaskIn;
ea_t dwCRC = 0, dwMask = 0;
switch (usCheckBox)
{
case 0:
CodeToIDA( strTemp, strSigIn, strMaskIn );
break;
case 1:
CodeToCRC( strSigIn, strMaskIn, dwCRC, dwMask );
strTemp.sprnt( "0x%x, 0x%x", dwCRC, dwMask );
break;
case 2:
IDAToCRC( strSigIn, dwCRC, dwMask );
strTemp.sprnt( "0x%x, 0x%x", dwCRC, dwMask );
break;
case 3:
IDAToCode( strTemp, strSigIn, szMaskIn );
strTemp.sprnt( "%s, %s", szSigIn, szMaskIn );
break;
case 4:
strTemp.replace( " ? ", " ?? " );
break;
case 5:
strTemp.replace( " ?? ", " ? " );
break;
}
if (TextToClipboard( strTemp.c_str( ) ) == false)
{
if (Settings.iLogLevel >= 1)
{
msg( "Converted: %s\n", strTemp.c_str( ) );
}
}
}
}
bool GetNextByte( char** pszString, unsigned char& rByte, bool& isWhiteSpace )
{
do
{
if (*(*pszString) == '?')
{
rByte = 0;
isWhiteSpace = true;
*(*pszString)++;
if (*(*pszString) == '?')
*(*pszString)++;
return true;
}
else if (qisxdigit( **pszString ))
{
isWhiteSpace = false;
rByte = (unsigned char)(strtoul( *pszString, pszString, 16 ) & 0xFF);
return true;
}
} while (*(*pszString)++);
return false;
}
int Text2Hex( const char* pszString, unsigned char* pbArray, char* pszMask = NULL )
{
int Count = 0;
bool isWhiteSpace = false;
if (pszMask)
*pszMask = 0;
if (GetNextByte( const_cast<char**>(&pszString), pbArray[Count], isWhiteSpace ))
{
do
{
Count++;
if (pszMask)
qstrncat( pszMask, (isWhiteSpace) ? "?" : "x", MAXSTR );
} while (GetNextByte( const_cast<char**>(&pszString), pbArray[Count], isWhiteSpace ));
}
return Count;
}
int CodeStyleToByte( const char* pszSignature, unsigned char* pbArray, char* pszMask )
{
char szBuffer[MAXSTR] = { 0 };
char szTemp[2] = { 0 };
size_t iLength = strlen( pszSignature );
for (size_t i = 0; i < iLength; i++)
{
if (pszSignature[i] == '\\')
{
continue;
}
else if (pszSignature[i] == 'x')
{
qstrncat( szBuffer, " ", sizeof( szBuffer ) );
}
else
{
szTemp[0] = pszSignature[i];
qstrncat( szBuffer, szTemp, sizeof( szBuffer ) );
}
}
return Text2Hex( szBuffer, pbArray, pszMask );
}
// To Code conversion
void IDAToCode( const qstring& strSig, qstring& strByteSig, char* pszMask )
{
unsigned char ucByteArray[MAXSTR];
int iCount = Text2Hex( strSig.c_str( ), ucByteArray, pszMask );
strByteSig.clear( );
for (int i = 0; i < iCount; i++)
strByteSig.cat_sprnt( "\\x%02X", ucByteArray[i] );
}
// to crc conversion
void IDAToCRC( const qstring& strSig, ea_t& dwCRC32, ea_t& dwMask )
{
unsigned char ucByteArray[MAXSTR];
char szMask[MAXSTR];
int iCount = Text2Hex( strSig.c_str( ), ucByteArray, szMask );
for (int i = 0; i < 32; i++)
{
if (i <= iCount && szMask[i] == 'x')
{
dwMask |= (1 << i);
}
else
{
dwMask &= ~(1 << i);
}
}
dwCRC32 = calc_crc32( 0, ucByteArray, 32 );
}
void CodeToCRC( const qstring& strByteSig, const qstring& strMask, ea_t& dwCRC32, ea_t& dwMask )
{
unsigned char ucByteArray[MAXSTR];
char szMask[MAXSTR];
int iCount = Text2Hex( strByteSig.c_str( ), ucByteArray, szMask );
for (int i = 0; i < 32; i++)
{
if (i <= iCount && szMask[i] == 'x')
{
dwMask |= 1 << i;
}
else
{
dwMask &= ~(1 << i);
}
}
dwCRC32 = calc_crc32( 0, ucByteArray, 32 );
}
// to ida conversation
void CodeToIDA( qstring& strSig, const qstring& strByteSig, const qstring& strMask )
{
unsigned char ucByteArray[MAXSTR] = { 0 };
int iCount = Text2Hex( strByteSig.c_str( ), ucByteArray, NULL );
size_t nLength = strMask.length( );
strSig.clear( );
for (size_t i = 0; i < nLength; i++)
{
if (strMask[i] == 'x' || strMask[i] == 'X')
{
strSig.cat_sprnt( "0x%02X ", ucByteArray[i] );
}
else
{
strSig += "? ";
}
}
}
void CodeToIDAC( qstring& strSig, const char* strByteSig, const char* strMask )
{
unsigned char ucByteArray[MAXSTR] = { 0 };
int iCount = Text2Hex( strByteSig, ucByteArray, NULL );
size_t nLength = qstrlen( strMask );
strSig.clear( );
for (size_t i = 0; i < nLength; i++)
{
if (strMask[i] == 'x' || strMask[i] == 'X')
{
strSig.cat_sprnt( "%02X ", ucByteArray[i] );
}
else
{
strSig += "? ";
}
}
}