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LibCrypto: Add the SHA-384 hash algorithm

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This is a truncated version of SHA-512, so it was fairly trivial.
This commit is contained in:
DexesTTP 2021-05-17 22:24:32 +02:00 • committed by Andreas Kling
parent b985eb1613
commit 2c1916dd8d
4 changed files with 271 additions and 0 deletions
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33
Userland/Libraries/LibCrypto/Hash/HashManager.h
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@ -20,6 +20,7 @@ enum class HashKind {
None,
SHA1,
SHA256,
SHA384,
SHA512,
MD5,
};
@ -40,6 +41,12 @@ struct MultiHashDigestVariant {
{
}
MultiHashDigestVariant(SHA384::DigestType digest)
: sha384(digest)
, kind(HashKind::SHA384)
{
}
MultiHashDigestVariant(SHA512::DigestType digest)
: sha512(digest)
, kind(HashKind::SHA512)
@ -61,6 +68,8 @@ struct MultiHashDigestVariant {
return sha1.value().immutable_data();
case HashKind::SHA256:
return sha256.value().immutable_data();
case HashKind::SHA384:
return sha384.value().immutable_data();
case HashKind::SHA512:
return sha512.value().immutable_data();
default:
@ -79,6 +88,8 @@ struct MultiHashDigestVariant {
return sha1.value().data_length();
case HashKind::SHA256:
return sha256.value().data_length();
case HashKind::SHA384:
return sha384.value().data_length();
case HashKind::SHA512:
return sha512.value().data_length();
default:
@ -90,6 +101,7 @@ struct MultiHashDigestVariant {
Optional<SHA1::DigestType> sha1;
Optional<SHA256::DigestType> sha256;
Optional<SHA384::DigestType> sha384;
Optional<SHA512::DigestType> sha512;
Optional<MD5::DigestType> md5;
HashKind kind { HashKind::None };
@ -120,6 +132,7 @@ public:
{
m_sha1 = nullptr;
m_sha256 = nullptr;
m_sha384 = nullptr;
m_sha512 = nullptr;
m_md5 = nullptr;
}
@ -133,6 +146,8 @@ public:
return m_sha1->digest_size();
case HashKind::SHA256:
return m_sha256->digest_size();
case HashKind::SHA384:
return m_sha384->digest_size();
case HashKind::SHA512:
return m_sha512->digest_size();
default:
@ -149,6 +164,8 @@ public:
return m_sha1->block_size();
case HashKind::SHA256:
return m_sha256->block_size();
case HashKind::SHA384:
return m_sha384->block_size();
case HashKind::SHA512:
return m_sha512->block_size();
default:
@ -173,6 +190,9 @@ public:
case HashKind::SHA256:
m_sha256 = make<SHA256>();
break;
case HashKind::SHA384:
m_sha384 = make<SHA384>();
break;
case HashKind::SHA512:
m_sha512 = make<SHA512>();
break;
@ -201,6 +221,11 @@ public:
m_sha256->update(m_pre_init_buffer);
m_sha256->update(data, length);
break;
case HashKind::SHA384:
if (size)
m_sha384->update(m_pre_init_buffer);
m_sha384->update(data, length);
break;
case HashKind::SHA512:
if (size)
m_sha512->update(m_pre_init_buffer);
@ -224,6 +249,8 @@ public:
return { m_sha1->peek() };
case HashKind::SHA256:
return { m_sha256->peek() };
case HashKind::SHA384:
return { m_sha384->peek() };
case HashKind::SHA512:
return { m_sha512->peek() };
default:
@ -253,6 +280,9 @@ public:
case HashKind::SHA256:
m_sha256->reset();
break;
case HashKind::SHA384:
m_sha384->reset();
break;
case HashKind::SHA512:
m_sha512->reset();
break;
@ -271,6 +301,8 @@ public:
return m_sha1->class_name();
case HashKind::SHA256:
return m_sha256->class_name();
case HashKind::SHA384:
return m_sha384->class_name();
case HashKind::SHA512:
return m_sha512->class_name();
default:
@ -287,6 +319,7 @@ public:
private:
OwnPtr<SHA1> m_sha1;
OwnPtr<SHA256> m_sha256;
OwnPtr<SHA384> m_sha384;
OwnPtr<SHA512> m_sha512;
OwnPtr<MD5> m_md5;
HashKind m_kind { HashKind::None };