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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
#ifndef mozilla_ModuleVersionInfo_h
#define mozilla_ModuleVersionInfo_h
#include <windows.h>
#include "nsString.h"
namespace mozilla {
// Obtains basic version info from a module image's version info resource.
class ModuleVersionInfo {
public:
// We favor English(US) for these fields, otherwise we take the first
// translation provided in the version resource.
nsString mCompanyName;
nsString mProductName;
nsString mLegalCopyright;
nsString mFileDescription;
// Represents an A.B.C.D style version number, internally stored as a uint64_t
class VersionNumber {
uint64_t mVersion64 = 0;
public:
VersionNumber() = default;
VersionNumber(DWORD aMostSig, DWORD aLeastSig)
: mVersion64((uint64_t)aMostSig << 32 | aLeastSig) {}
uint16_t A() const {
return (uint16_t)((mVersion64 & 0xffff000000000000) >> 48);
}
uint16_t B() const {
return (uint16_t)((mVersion64 & 0x0000ffff00000000) >> 32);
}
uint16_t C() const {
return (uint16_t)((mVersion64 & 0x00000000ffff0000) >> 16);
}
uint16_t D() const { return (uint16_t)(mVersion64 & 0x000000000000ffff); }
uint64_t Version64() const { return mVersion64; }
bool operator==(const VersionNumber& aOther) const {
return mVersion64 == aOther.mVersion64;
}
nsCString ToString() const {
nsCString ret;
ret.AppendPrintf("%d.%d.%d.%d", (int)A(), (int)B(), (int)C(), (int)D());
return ret;
}
};
VersionNumber mFileVersion;
VersionNumber mProductVersion;
// Returns false if it has no version resource or has no fixed version info.
bool GetFromImage(const nsAString& aPath);
};
} // namespace mozilla
#endif // mozilla_ModuleVersionInfo_h
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