inital commit. currently all winapi

main.c

@@ -0,0 +1,79 @@
+#include <stdio.h>
+#include <Windows.h>
+#include "misc.h"
+#include "hook.h"
+
+#if 0
+Check whether trampoline works correctly
+start:
+	je lbl1
+	jmp lbl1
+lbl1:
+
+---
+hook() == LOOPS_INTO_OVERWRITTEN_CODE
+start:
+	mov eax, 3
+l:
+	dec eax
+	test eax, eax
+	je l
+
+
+#endif
+
+
+static int test(int a, int b);
+static void normal(int a, int b, int c, int d, int e);
+static void normal2(int a, int b, int c, int d, int e);
+typedef void(*FUNCTYPE)(int a, int b, int c, int d, int e);
+
+static void hooked(int a, int b, int c, int d, int e);
+static FUNCTYPE original;
+
+int main(int argc, char** argv)
+{
+	int r = 0;
+
+	if((r = hook(normal2, 0, hooked, &original)) < 0)
+	{
+		printf("CAn't hook: %d\n", r);
+		return 1;
+	}
+
+
+	printf("---\nDisass. trampoline/original\n");
+	disassemble_func(original, 10);
+	original(3, 1, 1, 1, 1);
+	//original(5, 1, 1, 1, 1);	
+
+	VirtualFree(original, 0, MEM_RELEASE);
+
+	(void)getc(stdin);
+}
+
+static int test(int a, int b)
+{
+	if(a == 0)
+		return 5;
+	else if(a == 1)
+		return b;
+	return a;
+}
+
+static void normal(int a, int b, int c, int d, int e)
+{
+	printf("Result: %d\n", a*b*c*d*e);
+}
+
+static void normal2(int a, int b, int c, int d, int e)
+{
+	if(a == 3)
+		return;
+	printf("Result: %d\n", a*b*c*d*e);
+}
+
+static void hooked(int a, int b, int c, int d, int e)
+{
+	original(1, b, c, d, e);
+}