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31 lines
868 B
C++
31 lines
868 B
C++
// winversion.cc
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// 9/5/2014 jichi
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#include "winversion/winversion.h"
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#include <windows.h>
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// http://stackoverflow.com/questions/940707/how-do-i-programatically-get-the-version-of-a-dll-or-exe-file
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bool WinVersion::queryFileVersion(const wchar_t *path, int ver[])
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{
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bool ok = false;
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// get the version info for the file requested
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if (DWORD dwSize = ::GetFileVersionInfoSizeW(path, nullptr)) {
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UINT len = 0;
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BYTE *buf = new BYTE[dwSize];
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VS_FIXEDFILEINFO *info = nullptr;
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ok = ::GetFileVersionInfoW(path, 0, dwSize, buf)
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&& ::VerQueryValueW(buf, L"\\", (LPVOID*)&info, &len)
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&& info;
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if (ok) {
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ver[0] = HIWORD(info->dwFileVersionMS),
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ver[1] = LOWORD(info->dwFileVersionMS),
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ver[2] = HIWORD(info->dwFileVersionLS),
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ver[3] = LOWORD(info->dwFileVersionLS);
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}
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delete[] buf;
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}
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return ok;
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}
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// EOF
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