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Add note about panic to KeyStretcher comments

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Cole Brown 2019-08-06 11:18:41 -04:00
parent 0ae8685baf
commit 58281f5c6d
1 changed files with 5 additions and 1 deletions
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6
crypto/key.go
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@ -180,7 +180,11 @@ type StretchedKeys struct {
}
// KeyStretcher returns a set of keys for each party by stretching the shared key.
// (myIV, theirIV, myCipherKey, theirCipherKey, myMACKey, theirMACKey)
// (myIV, theirIV, myCipherKey, theirCipherKey, myMACKey, theirMACKey).
// This function accepts the following cipher types:
// - AES-128
// - AES-256
// The function will panic upon receiving an unknown cipherType
func KeyStretcher(cipherType string, hashType string, secret []byte) (StretchedKeys, StretchedKeys) {
var cipherKeySize int
var ivSize int