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ssh: add hmac-sha2-512

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This adds support for hmac-sha2-512 to ensure compatibility with SSH clients that request this MAC algorithm.

This rebases https://github.com/golang/crypto/pull/18.

Change-Id: Ia103c10a8b7e2e8dde556d5c36550eb5fa6bc1f6
GitHub-Last-Rev: 987ccae2bc7ae5e90a482d8797351c39dcb9bf33
GitHub-Pull-Request: golang/crypto#257
Reviewed-on: https://go-review.googlesource.com/c/crypto/+/501455
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Commit-Queue: Han-Wen Nienhuys <hanwen@google.com>
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Han-Wen Nienhuys <hanwen@google.com>
Run-TryBot: Han-Wen Nienhuys <hanwen@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
This commit is contained in:
Stan Hu
2023-06-22 14:36:59 +00:00
committed by Gopher Robot
parent 5fe8145aca
commit 64c3993f5c
2 changed files with 4 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files
ssh/common.go
+1 -1
View File
@@ -85,7 +85,7 @@ var supportedHostKeyAlgos = []string{
// This is based on RFC 4253, section 6.4, but with hmac-md5 variants removed
// because they have reached the end of their useful life.
var supportedMACs = []string{
"hmac-sha2-512-etm@openssh.com", "hmac-sha2-256-etm@openssh.com", "hmac-sha2-256", "hmac-sha1", "hmac-sha1-96",
"hmac-sha2-512-etm@openssh.com", "hmac-sha2-256-etm@openssh.com", "hmac-sha2-256", "hmac-sha2-512", "hmac-sha1", "hmac-sha1-96",
}
var supportedCompressions = []string{compressionNone}
ssh/mac.go
+3
View File
@@ -53,6 +53,9 @@ var macModes = map[string]*macMode{
"hmac-sha2-256-etm@openssh.com": {32, true, func(key []byte) hash.Hash {
return hmac.New(sha256.New, key)
}},
"hmac-sha2-512": {64, false, func(key []byte) hash.Hash {
return hmac.New(sha512.New, key)
}},
"hmac-sha2-256": {32, false, func(key []byte) hash.Hash {
return hmac.New(sha256.New, key)
}},