all: fix a few function names on comments

Change-Id: Iac9c8f06b874e62b56f634dede8757b87514f421
Reviewed-on: https://go-review.googlesource.com/c/crypto/+/442135
Run-TryBot: Ian Lance Taylor <iant@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Joedian Reid <joedian@golang.org>

bn256/bn256.go

@@ -162,7 +162,7 @@ type G2 struct {
 	p *twistPoint
 }
 
-// RandomG1 returns x and g₂ˣ where x is a random, non-zero number read from r.
+// RandomG2 returns x and g₂ˣ where x is a random, non-zero number read from r.
 func RandomG2(r io.Reader) (*big.Int, *G2, error) {
 	var k *big.Int
 	var err error

openpgp/s2k/s2k.go

@@ -268,7 +268,7 @@ func HashIdToString(id byte) (name string, ok bool) {
 	return "", false
 }
 
-// HashIdToHash returns an OpenPGP hash id which corresponds the given Hash.
+// HashToHashId returns an OpenPGP hash id which corresponds the given Hash.
 func HashToHashId(h crypto.Hash) (id byte, ok bool) {
 	for _, m := range hashToHashIdMapping {
 		if m.hash == h {

ssh/keys.go

@@ -184,7 +184,7 @@ func ParseKnownHosts(in []byte) (marker string, hosts []string, pubKey PublicKey
 	return "", nil, nil, "", nil, io.EOF
 }
 
-// ParseAuthorizedKeys parses a public key from an authorized_keys
+// ParseAuthorizedKey parses a public key from an authorized_keys
 // file used in OpenSSH according to the sshd(8) manual page.
 func ParseAuthorizedKey(in []byte) (out PublicKey, comment string, options []string, rest []byte, err error) {
 	for len(in) > 0 {