diff options
Diffstat (limited to 'src/crypto/sha512/sha512.go')
-rw-r--r-- | src/crypto/sha512/sha512.go | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/crypto/sha512/sha512.go b/src/crypto/sha512/sha512.go index 9c143a2a281..1a2cef317c3 100644 --- a/src/crypto/sha512/sha512.go +++ b/src/crypto/sha512/sha512.go @@ -17,6 +17,8 @@ import ( "hash" ) +import "crypto/internal/boring" + func init() { crypto.RegisterHash(crypto.SHA384, New384) crypto.RegisterHash(crypto.SHA512, New) @@ -211,6 +213,9 @@ func consumeUint64(b []byte) ([]byte, uint64) { // New returns a new hash.Hash computing the SHA-512 checksum. func New() hash.Hash { + if boring.Enabled { + return boring.NewSHA512() + } d := &digest{function: crypto.SHA512} d.Reset() return d @@ -232,6 +237,9 @@ func New512_256() hash.Hash { // New384 returns a new hash.Hash computing the SHA-384 checksum. func New384() hash.Hash { + if boring.Enabled { + return boring.NewSHA384() + } d := &digest{function: crypto.SHA384} d.Reset() return d @@ -253,6 +261,9 @@ func (d *digest) Size() int { func (d *digest) BlockSize() int { return BlockSize } func (d *digest) Write(p []byte) (nn int, err error) { + if d.function != crypto.SHA512_224 && d.function != crypto.SHA512_256 { + boring.Unreachable() + } nn = len(p) d.len += uint64(nn) if d.nx > 0 { @@ -276,6 +287,9 @@ func (d *digest) Write(p []byte) (nn int, err error) { } func (d *digest) Sum(in []byte) []byte { + if d.function != crypto.SHA512_224 && d.function != crypto.SHA512_256 { + boring.Unreachable() + } // Make a copy of d so that caller can keep writing and summing. d0 := new(digest) *d0 = *d @@ -330,6 +344,13 @@ func (d *digest) checkSum() [Size]byte { // Sum512 returns the SHA512 checksum of the data. func Sum512(data []byte) [Size]byte { + if boring.Enabled { + h := New() + h.Write(data) + var ret [Size]byte + h.Sum(ret[:0]) + return ret + } d := digest{function: crypto.SHA512} d.Reset() d.Write(data) @@ -338,6 +359,13 @@ func Sum512(data []byte) [Size]byte { // Sum384 returns the SHA384 checksum of the data. func Sum384(data []byte) (sum384 [Size384]byte) { + if boring.Enabled { + h := New384() + h.Write(data) + var ret [Size384]byte + h.Sum(ret[:0]) + return ret + } d := digest{function: crypto.SHA384} d.Reset() d.Write(data) |