Add NewKeyFromEntity

CHANGELOG.md

@@ -5,11 +5,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## Unreleased
-### Security
-- All keys are now checked on parsing from the underlying library
-
-### Fixed
-- Dummy keys now show the correct locked/unlocked status
+### Added
+- `NewKeyFromEntity` to create a key from an openpgp entity
 
 ### Changed
 - Improved documentation for differences between text and binary messages
@@ -17,6 +14,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Deprecated
 - `(key *Key) Check() (bool, error)` is now deprecated, all keys are now checked upon import from x/crypto
 
+### Fixed
+- Dummy keys now show the correct locked/unlocked status
+
+### Security
+- All keys are now checked on parsing from the underlying library
+
 ## [2.2.1] 2021-07-27
 ### Changed
 - Changed the returned `SignatureVerificationError.Status` when trying to verify a message with no embedded signature. It used to return `constants.SIGNATURE_NO_VERIFIER` and now returns `constants.SIGNATURE_NOT_SIGNED`.

crypto/key.go

@@ -59,6 +59,13 @@ func NewKeyFromArmored(armored string) (key *Key, err error) {
 	return NewKeyFromArmoredReader(strings.NewReader(armored))
 }
 
+func NewKeyFromEntity(entity *openpgp.Entity) (*Key, error) {
+	if entity == nil {
+		return nil, errors.New("gopenpgp: nil entity provided")
+	}
+	return &Key{entity: entity}, nil
+}
+
 // GenerateRSAKeyWithPrimes generates a RSA key using the given primes.
 func GenerateRSAKeyWithPrimes(
 	name, email string,
@@ -466,7 +473,7 @@ func generateKey(
 		return nil, errors.New("gopenpgp: error in generating private key")
 	}
 
-	return &Key{newEntity}, nil
+	return NewKeyFromEntity(newEntity)
 }
 
 // keyIDToHex casts a keyID to hex with the correct padding.