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LibCrypto: Optimize UnsignedBigInteger import_data/export_data

No need to do complicated math to import or export numbers,
just convert the byte stream to words and vice versa.
This commit is contained in:
Tom 2020-07-22 16:16:05 -06:00 committed by Andreas Kling
parent 08221139a5
commit 3fdacef07f
2 changed files with 47 additions and 28 deletions

View file

@ -46,12 +46,17 @@ public:
{
}
explicit UnsignedBigInteger(const u8* ptr, size_t length);
UnsignedBigInteger() { }
static UnsignedBigInteger create_invalid();
static UnsignedBigInteger import_data(const AK::StringView& data) { return import_data((const u8*)data.characters_without_null_termination(), data.length()); }
static UnsignedBigInteger import_data(const u8* ptr, size_t length);
static UnsignedBigInteger import_data(const u8* ptr, size_t length)
{
return UnsignedBigInteger(ptr, length);
}
size_t export_data(AK::ByteBuffer& data) const;
size_t export_data(const u8* ptr, size_t length) const
@ -129,7 +134,7 @@ struct UnsignedDivisionResult {
}
inline const LogStream&
operator<<(const LogStream& stream, const Crypto::UnsignedBigInteger value)
operator<<(const LogStream& stream, const Crypto::UnsignedBigInteger& value)
{
if (value.is_invalid()) {
stream << "Invalid BigInt";