C / C++ / MFC

dataminers wrote:

How can I write DllMain function in C language...

Jeffrey Walton wrote:

Anyone have c code for Boyer-Moore or BMH?

Jeffrey Walton wrote:

No wiki please. I already know their stuff is broken.

DavidCrow wrote:

http://www-igm.univ-mlv.fr/~lecroq/string/node14.html[^]

DavidCrow wrote:

Specfically what?

const char* CBTextSearch(const char* pSearchStr, const char* pStr, int textLen)
{
	if (!pSearchStr || !*pSearchStr)
		return pStr;

	if (!pStr || !*pStr)
		return NULL;

	if (textLen < 0)
		textLen = (int)strlen(pStr);

	int searchStrLen = (int)strlen(pSearchStr);

	// Setup m_skip table
	int pSkipTable[256];

	int i;
	for (i = 0; i < 256; i++)
		pSkipTable[i] = searchStrLen;

	for (i = 0; pSearchStr[i]; i++)
		pSkipTable[(BYTE)pSearchStr[i]] = searchStrLen - 1 - i;

	register int right = searchStrLen - 1;
	while (right < textLen)
	{
		int j;
		for (j = searchStrLen - 1, i = right; j >= 0 && pSearchStr[j] == pStr[i]; j--)
			i--;

		if (j == -1)
			return &pStr[i + 1];

		right = max(i + pSkipTable[(BYTE)pStr[i]], right + 1);
	}
	return NULL;
}

const wchar_t* CBTextSearch(const wchar_t* pSearchStr, const wchar_t* pStr, int textLen)
{
	if (!pSearchStr || !*pSearchStr)
		return pStr;

	if (!pStr || !*pStr)
		return NULL;

	if (textLen < 0)
		textLen = (int)wcslen(pStr);

	int searchStrLen = (int)wcslen(pSearchStr);

	// Setup m_skip table
	int* pSkipTable = (int*) _alloca(searchStrLen * sizeof(int));

	int i;
	for (i = 0; i < searchStrLen; i++)
		pSkipTable[i] = searchStrLen - 1 - i;

	register int right = searchStrLen - 1;
	while (right < textLen)
	{
		int j;
		for (j = searchStrLen - 1, i = right; j >= 0 && pSearchStr[j] == pStr[i]; j--)
			i--;

		if (j == -1)
			return &pStr[i + 1];

		for (j = searchStrLen - 1; j >= 0; j--)
		{
			if (pSearchStr[j] == pStr[i])
			{
				right = max(i + pSkipTable[j], right + 1);
				break;
			}
		}
		if (j < 0)
			right = max(i + searchStrLen, right + 1);
	}
	return NULL;
}

Neal beavis wrote:

No im using visual basics