BOOL CDebugMgr::FindSymbol(const char* szMap, DWORD dwSection, DWORD dwOffset, char* szSymbol, char* szObject)
{
HANDLE hFile = CreateFile(szMap, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if ( INVALID_HANDLE_VALUE == hFile ) return FALSE;
BOOL bReturn = FALSE;
DWORD cBytesRead = 0;
DWORD cBytesToRead = GetFileSize(hFile, NULL);
char* szBuffer = debug_newa(char, cBytesToRead);
char* pchBuffer = szBuffer;
ReadFile(hFile, szBuffer, cBytesToRead, &cBytesRead, NULL);
if ( cBytesToRead != cBytesRead )
{
bReturn = FALSE;
goto Done;
}
pchBuffer = _strstr(pchBuffer, "Lib:Object", szBuffer+cBytesToRead);
pchBuffer = _strchr(pchBuffer, '\n', szBuffer+cBytesToRead)+1;
pchBuffer = _strchr(pchBuffer, '\n', szBuffer+cBytesToRead)+1;
while ( *pchBuffer != '\n' )
{
pchBuffer = _strchr(pchBuffer, ' ', szBuffer+cBytesToRead)+1;
// Parse in the 000x:0000xxxx section:offset
char szSection[16];
lstrcpyn(szSection, pchBuffer, 5);
char szOffset[16];
lstrcpyn(szOffset, pchBuffer+6, 8);
// If we're in the right section and passed the offset, return the last symbol we read
if ( _str2dword(szSection) == dwSection &&
_str2dword(szOffset) > dwOffset )
{
bReturn = TRUE;
goto Done;
}
// Get the symbol
pchBuffer = pchBuffer + 20;
char* pchSymbolEnd = _strchr(pchBuffer, ' ', szBuffer+cBytesToRead);
lstrcpyn(szSymbol, pchBuffer, pchSymbolEnd - pchBuffer + 1);
// Get the object
char* pchEnd;
pchBuffer = _strchr(pchBuffer, '.', szBuffer+cBytesToRead)+1;
pchEnd = pchBuffer-1;
while ( *(pchBuffer-1) != ' ' && *(pchBuffer-1) != ':' )
{
pchBuffer--;
}
if ( *(pchBuffer-1) == ':' )
{
pchEnd = pchBuffer-1;
while ( *(pchBuffer-1) != ' ' )
{
pchBuffer--;
}
}
lstrcpyn(szObject, pchBuffer, pchEnd - pchBuffer + 1);
// Next line
pchBuffer = _strchr(pchBuffer, '\n', szBuffer+cBytesToRead)+1;
}
Done:
CloseHandle(hFile);
delete szBuffer;
return bReturn;
}
BOOL CDebugMgr::FindSourceLine(const char* szMap, const char* szObject, DWORD dwSection, DWORD dwOffset, char* szSource, char* szLine)
{
szSource[0] = 0;
szLine[0] = 0;
HANDLE hFile = CreateFile(szMap, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if ( INVALID_HANDLE_VALUE == hFile ) return FALSE;
BOOL bReturn = FALSE;
DWORD cBytesRead = 0;
DWORD cBytesToRead = GetFileSize(hFile, NULL);
DWORD dwNearestSLOffset = 0xFFFFFFFF;
char* szBuffer = debug_newa(char, cBytesToRead);
char* pchBuffer = szBuffer;
ReadFile(hFile, szBuffer, cBytesToRead, &cBytesRead, NULL);
if ( cBytesToRead != cBytesRead )
{
bReturn = FALSE;
goto Done;
}
// Find start of line numbers
pchBuffer = _strstr(pchBuffer, "Line numbers for ", szBuffer+cBytesToRead);
while ( pchBuffer )
{
pchBuffer = _strchr(pchBuffer, '(', szBuffer+cBytesToRead)-1;
// Find the end of the object name
while ( *pchBuffer != '.' )
{
pchBuffer--;
}
char* pchEnd = pchBuffer;
// Find the beginning of the object name
while ( *(pchBuffer-1) != '\\' )
{
pchBuffer--;
}
char szSLObject[256];
lstrcpyn(szSLObject, pchBuffer, pchEnd - pchBuffer + 1);
// We've got our object name, does it match?
if ( !lstrcmpi(szObject, szSLObject) )
{
pchBuffer = _strchr(pchBuffer, '(', szBuffer+cBytesToRead) + 1;
pchEnd = _strchr(pchBuffer, ')', szBuffer+cBytesToRead);
char szSLSource[256];
lstrcpyn(szSLSource, pchBuffer, pchEnd - pchBuffer + 1);
// Now go to the line info
pchBuffer = _strchr(pchBuffer, '\n', szBuffer+cBytesToRead)+1;
BOOL bReadingLines = TRUE;
while ( bReadingLines )
{
if ( !pchBuffer )
{
goto Done;
}
while ( *pchBuffer == ' ' || *pchBuffer == '\r' || *pchBuffer == '\n' && (pchBuffer < szBuffer+cBytesToRead) )
{
if ( (pchBuffer >= szBuffer+cBytesToRead) )
{
bReadingLines = FALSE;
break;
}
pchBuffer++;
}
if ( *pchBuffer == 'L' )
{
bReadingLines = FALSE;
}
if ( !bReadingLines ) break;
pchEnd = _strchr(pchBuffer, ' ');
char szSLLine[256];
lstrcpyn(szSLLine, pchBuffer, pchEnd - pchBuffer + 1);
pchEnd = _strchr(pchBuffer, ':');
pchBuffer = pchEnd-4;
char szSLSection[16];
DWORD dwSLSection;
lstrcpyn(szSLSection, pchBuffer, pchEnd - pchBuffer + 1);
dwSLSection = _str2dword(szSLSection);
pchBuffer = pchEnd+1;
pchEnd = _strchr(pchBuffer, ' ');
char* pchEnd2 = _strchr(pchBuffer, '\r', szBuffer+cBytesToRead);
if ( pchEnd > pchEnd2 )
{
pchEnd = pchEnd2;
}
char szSLOffset[16];
DWORD dwSLOffset;
lstrcpyn(szSLOffset, pchBuffer, pchEnd - pchBuffer + 1);
dwSLOffset = _str2dword(szSLOffset);
// It's got to be in the same section
if ( dwSection == dwSLSection )
{
// If this offset is above the desired one, and closer than the closest one we've seen so far,
// then it is our new potential source/line match
if ( dwSLOffset <= dwOffset &&
(dwOffset - dwSLOffset) < (dwOffset - dwNearestSLOffset) )
{
dwNearestSLOffset = dwSLOffset;
lstrcpy(szSource, szSLSource);
lstrcpy(szLine, szSLLine);
bReturn = TRUE;
}
else if ( dwSLOffset > dwOffset )
{
// Offset will never decrease, so just skip to next source/line section
bReadingLines = FALSE;
}
}
else if ( dwSLSection > dwSection )
{
// Section will never decrease, so just skip to next source/line section
bReadingLines = FALSE;
}
pchBuffer = pchEnd;
}
}
// Get next source/line entry
if ( pchBuffer )
{
pchBuffer = _strstr(pchBuffer, "Line numbers for ", szBuffer+cBytesToRead);
}
}
Done:
CloseHandle(hFile);
delete szBuffer;
return bReturn;
}
int my_some_f(char *s, int x){
char *f;
f=_strstr(s, DNG_EXT_FROM);
if (f) _memcpy(f, DNG_EXT_TO, sizeof(DNG_EXT_TO)-1);
return default_some_f(s, x);
}
