openpgp: support SHA384

SHA384 is a natural hashing choice for P-384 ECDSA. The only thing needed to make it usable, is adding it to the list of candidates. Change-Id: I61f66f371774f95dfc1de30d10fab66f92c21b6b Reviewed-on: https://go-review.googlesource.com/c/137956 Reviewed-by: Brad Fitzpatrick <[email protected]> Run-TryBot: Brad Fitzpatrick <[email protected]> TryBot-Result: Gobot Gobot <[email protected]>
golang · Dec 3, 2018 · 505ab14 · 505ab14
1 parent eb0de9b
commit 505ab14
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/openpgp/write.go b/openpgp/write.go
@@ -271,6 +271,7 @@ func Encrypt(ciphertext io.Writer, to []*Entity, signed *Entity, hints *FileHint
 	// These are the possible hash functions that we'll use for the signature.
 	candidateHashes := []uint8{
 		hashToHashId(crypto.SHA256),
+		hashToHashId(crypto.SHA384),
 		hashToHashId(crypto.SHA512),
 		hashToHashId(crypto.SHA1),
 		hashToHashId(crypto.RIPEMD160),
@@ -349,6 +350,7 @@ func Sign(output io.Writer, signed *Entity, hints *FileHints, config *packet.Con
 	// These are the possible hash functions that we'll use for the signature.
 	candidateHashes := []uint8{
 		hashToHashId(crypto.SHA256),
+		hashToHashId(crypto.SHA384),
 		hashToHashId(crypto.SHA512),
 		hashToHashId(crypto.SHA1),
 		hashToHashId(crypto.RIPEMD160),