init

Anti-Cheat_Driver/utils.cpp

@@ -0,0 +1,66 @@
+#include "utils.h"
+
+namespace utils
+{
+	auto GetVersion() -> OSVERSIONINFOW
+	{
+		OSVERSIONINFOW osver{ 0 };
+		osver.dwOSVersionInfoSize = sizeof(OSVERSIONINFOW);
+		RtlGetVersion(&osver);
+		return osver;
+	}
+
+	auto patternCheck(const char* data, const char* pattern, const char* mask) -> bool
+	{
+		size_t len = strlen(mask);
+
+		for (size_t i = 0; i < len; i++)
+		{
+			if (data[i] == pattern[i] || mask[i] == '?')
+				continue;
+			else
+				return false;
+		}
+
+		return true;
+	}
+	auto patternFind(unsigned long long addr, unsigned long size, const char* pattern, const char* mask) -> ULONG64
+	{
+		size -= (unsigned long)strlen(mask);
+		for (unsigned long i = 0; i < size; i++)
+		{
+			if (patternCheck((const char*)addr + i, pattern, mask))
+				return addr + i;
+		}
+		return 0;
+	}
+
+
+
+	auto FindSectionsCode(unsigned long long Base, const char* pattern, const char* mask, const char* name) -> ULONG64
+	{
+		auto image_dos = (PIMAGE_DOS_HEADER)Base;
+		auto ntheader = (PIMAGE_NT_HEADERS)(Base + image_dos->e_lfanew);
+
+		auto section = IMAGE_FIRST_SECTION(ntheader);
+		for (size_t i = 0; i < ntheader->FileHeader.NumberOfSections; i++)
+		{
+			PIMAGE_SECTION_HEADER p = &section[i];
+			if (strstr((const char*)p->Name, name))
+			{
+				unsigned long long result = patternFind(Base + p->VirtualAddress, p->Misc.VirtualSize, pattern, mask);
+				if (result) return result;
+
+			}
+		}
+		return 0;
+	}
+
+
+
+
+
+
+
+
+}