24 lines
467 B
C++
24 lines
467 B
C++
#include <windows.h>
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#include <winternl.h>
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#include <stdio.h>
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#include <assert.h>
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#define log(msg, ...) printf(msg "\n", ##__VA_ARGS__)
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extern "C" {
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extern PTEB getTEB(void);
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extern DWORD CustomError(void);
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}
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int main() {
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log("TEB: 0x%p", getTEB());
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{
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HANDLE process = OpenProcess(PROCESS_ALL_ACCESS, FALSE, 1337);
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assert(process == NULL);
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log("Real GetLastError: %ld", GetLastError());
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log("Custom GetLastError: %ld", CustomError());
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}
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return 0;
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} |