41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
#pragma once
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#include <stdio.h>
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#define RET 0xC3 // ret opcode
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typedef unsigned char byte;
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byte* AF_address(byte* f) {
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byte* real_address = NULL;
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#ifdef _MSC_VER // MSVC
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//printf("MSVC Compiler Detected\n");
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#ifdef NDEBUG // MSVC release mode
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real_address = f;
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//printf("FUNCTION ADDRESS: %p\n", real_address);
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#else // MSVC debug mode
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byte* f_p = f;
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byte* offset = (byte*)(*((int*)f_p) >> 8);
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real_address = f_p + (int)offset + 5;
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//printf("TABLE ADDRESS: %p\n", f_p);
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//printf("OFFSET: %p\n", offset);
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//printf("REAL ADDRESS: %p\n", real_address);
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#endif
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#elif defined(__GNUC__) // GCC
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//printf("GCC Compiler Detected\n");
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real_address = f;
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//printf("FUNCTION ADDRESS: %p\n", real_address);
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#endif
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return real_address;
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}
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// Print bytes from address to address+size
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int AF_print_bytes(byte* a, int size) {
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for (int i = 0; i < size; ++i) printf("%02X ", *(a + i));
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}
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// Get any function size
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int AF_size(byte* f) {
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byte* p = f;
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for (; *p != RET; ++p);
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return p - f + 1;
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} |