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LibCrypto: Use BitmapView instead of Bitmap::wrap()

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This commit is contained in:
Andreas Kling 2021-03-04 10:59:00 +01:00
parent a1d1a3b50b
commit ed9ab38b3b
3 changed files with 5 additions and 6 deletions
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5
Userland/Libraries/LibCrypto/ASN1/DER.cpp
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@ -190,14 +190,13 @@ Result<StringView, DecodeError> Decoder::decode_printable_string(ReadonlyBytes d
return StringView { data };
}
Result<Bitmap, DecodeError> Decoder::decode_bit_string(ReadonlyBytes data)
Result<const BitmapView, DecodeError> Decoder::decode_bit_string(ReadonlyBytes data)
{
if (data.size() < 1)
return DecodeError::InvalidInputFormat;
auto unused_bits = data[0];
// FIXME: It's rather annoying that `Bitmap` is always mutable.
return Bitmap::wrap(const_cast<u8*>(data.offset_pointer(1)), data.size() * 8 - unused_bits);
return BitmapView { const_cast<u8*>(data.offset_pointer(1)), data.size() * 8 - unused_bits };
}
Result<Tag, DecodeError> Decoder::peek()

4
Userland/Libraries/LibCrypto/ASN1/DER.h
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@ -26,7 +26,7 @@
#pragma once
#include <AK/Bitmap.h>
#include <AK/BitmapView.h>
#include <AK/Result.h>
#include <AK/Types.h>
#include <LibCrypto/ASN1/ASN1.h>
@ -176,7 +176,7 @@ private:
static Result<std::nullptr_t, DecodeError> decode_null(ReadonlyBytes);
static Result<Vector<int>, DecodeError> decode_object_identifier(ReadonlyBytes);
static Result<StringView, DecodeError> decode_printable_string(ReadonlyBytes);
static Result<Bitmap, DecodeError> decode_bit_string(ReadonlyBytes);
static Result<const BitmapView, DecodeError> decode_bit_string(ReadonlyBytes);
Vector<ReadonlyBytes> m_stack;
Optional<Tag> m_current_tag;