LÖVE

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#include <windows.h>
#include <stdio.h>

DWORD GetPEFileRealSize(LPCTSTR lpszFile)
{
	DWORD dwSize = 0;
	int i = 0;
	HANDLE hFile = CreateFile(lpszFile, GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
	if (hFile != INVALID_HANDLE_VALUE)
	{
		HANDLE hMap = CreateFileMapping(hFile, NULL, PAGE_READONLY, 0, 0, NULL);
		LPBYTE lpBuffer = (LPBYTE)MapViewOfFile(hMap, FILE_MAP_READ, 0, 0, 0);
		PIMAGE_DOS_HEADER pImgDosHeader = (PIMAGE_DOS_HEADER)lpBuffer;
		PIMAGE_NT_HEADERS32 pImgNtHeaders = (PIMAGE_NT_HEADERS32) (lpBuffer + pImgDosHeader->e_lfanew);
		PIMAGE_SECTION_HEADER pImgSecHeader = (PIMAGE_SECTION_HEADER) (pImgNtHeaders + 1);
		DWORD al = pImgNtHeaders->OptionalHeader.FileAlignment;   
		dwSize = pImgDosHeader->e_lfanew + sizeof(IMAGE_NT_HEADERS32) + pImgNtHeaders->FileHeader.NumberOfSections * sizeof(IMAGE_SECTION_HEADER);
		if (dwSize%al)
		dwSize = (dwSize / al) * al + al;
		for (i = 0; i < pImgNtHeaders->FileHeader.NumberOfSections; i++)
		dwSize += pImgSecHeader[i].SizeOfRawData;
		UnmapViewOfFile(lpBuffer);
		CloseHandle(hMap);
		CloseHandle(hFile);
	}
	return dwSize;
}

int main(int argc, char *argv[])
{
	printf("%x\n", GetPEFileRealSize(argv[0]));
	return 0;
}