diff options
Diffstat (limited to 'src/crypto/sha256/sha256.go')
-rw-r--r-- | src/crypto/sha256/sha256.go | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/crypto/sha256/sha256.go b/src/crypto/sha256/sha256.go index 74b05b92d7..f386f83206 100644 --- a/src/crypto/sha256/sha256.go +++ b/src/crypto/sha256/sha256.go @@ -8,6 +8,7 @@ package sha256 import ( "crypto" + "crypto/internal/boring" "hash" ) @@ -80,6 +81,9 @@ func (d *digest) Reset() { // New returns a new hash.Hash computing the SHA256 checksum. func New() hash.Hash { + if boring.Enabled { + return boring.NewSHA256() + } d := new(digest) d.Reset() return d @@ -87,6 +91,9 @@ func New() hash.Hash { // New224 returns a new hash.Hash computing the SHA224 checksum. func New224() hash.Hash { + if boring.Enabled { + return boring.NewSHA224() + } d := new(digest) d.is224 = true d.Reset() @@ -103,6 +110,7 @@ func (d *digest) Size() int { func (d *digest) BlockSize() int { return BlockSize } func (d *digest) Write(p []byte) (nn int, err error) { + boring.Unreachable() nn = len(p) d.len += uint64(nn) if d.nx > 0 { @@ -126,6 +134,7 @@ func (d *digest) Write(p []byte) (nn int, err error) { } func (d0 *digest) Sum(in []byte) []byte { + boring.Unreachable() // Make a copy of d0 so that caller can keep writing and summing. d := *d0 hash := d.checkSum() @@ -175,6 +184,13 @@ func (d *digest) checkSum() [Size]byte { // Sum256 returns the SHA256 checksum of the data. func Sum256(data []byte) [Size]byte { + if boring.Enabled { + h := New() + h.Write(data) + var ret [Size]byte + h.Sum(ret[:0]) + return ret + } var d digest d.Reset() d.Write(data) @@ -183,6 +199,13 @@ func Sum256(data []byte) [Size]byte { // Sum224 returns the SHA224 checksum of the data. func Sum224(data []byte) (sum224 [Size224]byte) { + if boring.Enabled { + h := New224() + h.Write(data) + var ret [Size224]byte + h.Sum(ret[:0]) + return ret + } var d digest d.is224 = true d.Reset() |