Initial community commit

Src/tagz/string.cpp

@@ -0,0 +1,124 @@
+#include "string.h"
+#include <windows.h>
+#include <strsafe.h>
+using namespace tagz_;
+
+string::string()
+{
+	data = 0;
+	size = 0;
+	used = 0;
+}
+
+void string::AddDBChar(LPTSTR c)
+{
+	LPTSTR end = CharNext(c);
+	while (c != end)
+		AddChar(*c++);
+}
+
+void string::AddChar(TCHAR c)
+{
+	if (!data)
+	{
+		size = 512;
+		data = (LPTSTR)calloc(size, sizeof(TCHAR));
+		if (!data) size = 0;
+		used = 0;
+	}
+	else if (size == used)
+	{
+		size <<= 1;
+		LPTSTR newData = (LPTSTR)realloc((LPTSTR)data, size * sizeof(TCHAR));
+		if (!newData)
+		{
+			free(data);
+			data = (LPTSTR)calloc(size, sizeof(TCHAR));
+			if (!data) size = 0;
+			used = 0;
+		}
+		else
+		{
+			data = newData;
+			memset(data+used, 0, (size - used) * sizeof(TCHAR));
+		}
+	}
+	if (data) 
+		data[used++] = c;
+}
+
+void string::AddInt(int i)
+{
+	TCHAR simpleInt[16] = {0};
+	StringCchPrintf(simpleInt, 16, TEXT("%i"), i);
+	AddString(simpleInt);
+}
+
+void string::AddString(LPCTSTR z)
+{
+	while (z && *z)
+	{
+		AddChar(*z);
+		z++;
+	}
+}
+
+void string::AddString(string & s)
+{
+	AddString(s.Peek());
+}
+
+string::~string()
+{
+	if (data) free(data);
+}
+
+LPTSTR string::GetBuf()
+{
+	if (!data)
+		return NULL;
+
+	LPTSTR r = (LPTSTR)realloc(data, (used + 1) * sizeof(TCHAR));
+	if (!r)
+	{
+		free(data);
+		data = 0;
+		size = used + 1;
+		r = (LPTSTR)calloc((used + 1), sizeof(TCHAR));
+		if (!r) size = 0;
+	}
+	if (r) r[used] = 0;
+	data = 0;
+	return r;
+}
+
+TCHAR string::operator[](size_t i)
+{
+	if (!data || i >= used) 
+		return 0;
+	else 
+		return data[i];
+}
+
+size_t string::Len()
+{
+	return data ? used : 0;
+}
+
+void string::Reset()
+{
+	if (data)
+	{
+		free(data);
+		data = 0;
+	}
+	size = 0;
+	used = 0;
+}
+
+LPCTSTR string::Peek()
+{
+	AddChar(0);
+	used--;
+	return data;
+}