personal_interest_mirrors/nebula
1
0
Fork 0
mirror of https://github.com/slackhq/nebula.git synced 2026-05-16 12:57:38 +02:00
Code Issues Actions 2 Packages Projects Releases Wiki Activity

fix mismerge

Browse Source
This commit is contained in:
Wade Simmons
2026-04-27 16:24:34 -04:00
parent 243cf4a7c5
commit ef8b700474
1 changed files with 30 additions and 20 deletions
Download Patch File Download Diff File Expand all files Collapse all files

50
noise.go
View File

@@ -38,20 +38,25 @@ type cipherAEADDanger interface {
// be re-used by callers to minimize garbage collection.
func (s *NebulaCipherState) EncryptDanger(out, ad, plaintext []byte, n uint64, nb []byte) ([]byte, error) {
if s != nil {
// TODO: Is this okay now that we have made messageCounter atomic?
// Alternative may be to split the counter space into ranges
//if n <= s.n {
// return nil, errors.New("CRITICAL: a duplicate counter value was used")
//}
//s.n = n
nb[0] = 0
nb[1] = 0
nb[2] = 0
nb[3] = 0
noiseEndianness.PutUint64(nb[4:], n)
out = s.c.Seal(out, nb, plaintext, ad)
//l.Debugf("Encryption: outlen: %d, nonce: %d, ad: %s, plainlen %d", len(out), n, ad, len(plaintext))
return out, nil
switch ce := s.c.(type) {
case cipherAEADDanger:
return ce.EncryptDanger(out, ad, plaintext, n, nb)
default:
// TODO: Is this okay now that we have made messageCounter atomic?
// Alternative may be to split the counter space into ranges
//if n <= s.n {
// return nil, errors.New("CRITICAL: a duplicate counter value was used")
//}
//s.n = n
nb[0] = 0
nb[1] = 0
nb[2] = 0
nb[3] = 0
noiseEndianness.PutUint64(nb[4:], n)
out = s.c.Seal(out, nb, plaintext, ad)
//l.Debugf("Encryption: outlen: %d, nonce: %d, ad: %s, plainlen %d", len(out), n, ad, len(plaintext))
return out, nil
}
} else {
return nil, errors.New("no cipher state available to encrypt")
}
@@ -59,12 +64,17 @@ func (s *NebulaCipherState) EncryptDanger(out, ad, plaintext []byte, n uint64, n
func (s *NebulaCipherState) DecryptDanger(out, ad, ciphertext []byte, n uint64, nb []byte) ([]byte, error) {
if s != nil {
nb[0] = 0
nb[1] = 0
nb[2] = 0
nb[3] = 0
noiseEndianness.PutUint64(nb[4:], n)
return s.c.Open(out, nb, ciphertext, ad)
switch ce := s.c.(type) {
case cipherAEADDanger:
return ce.DecryptDanger(out, ad, ciphertext, n, nb)
default:
nb[0] = 0
nb[1] = 0
nb[2] = 0
nb[3] = 0
noiseEndianness.PutUint64(nb[4:], n)
return s.c.Open(out, nb, ciphertext, ad)
}
} else {
return []byte{}, nil
}