Rename variables and functions to match Apple

Author: alex-mcleod

keychain.go

@@ -191,20 +191,20 @@ var syncTypeRef = map[Synchronizable]C.CFTypeRef{
 }
 
 // DataProtection is the items data protection status
-type DataProtection int
+type UseDataProtectionKeychain int
 
 const (
-	// DataProtectionYes enables data protection mode
-	DataProtectionYes = 1
-	// DataProtectionNo disables data protection mode
-	DataProtectionNo = 2
+	// UseDataProtectionKeychainYes enables data protection mode
+	UseDataProtectionKeychainYes = 1
+	// UseDataProtectionKeychainNo disables data protection mode
+	UseDataProtectionKeychainNo = 2
 )
 
 // DataProtectionKey is the key type for DataProtection
-var DataProtectionKey = attrKey(C.CFTypeRef(C.kSecUseDataProtectionKeychain))
-var dataProtectionTypeRef = map[DataProtection]C.CFTypeRef{
-	DataProtectionYes: C.CFTypeRef(C.kCFBooleanTrue),
-	DataProtectionNo:  C.CFTypeRef(C.kCFBooleanFalse),
+var UseDataProtectionKey = attrKey(C.CFTypeRef(C.kSecUseDataProtectionKeychain))
+var dataProtectionTypeRef = map[UseDataProtectionKeychain]C.CFTypeRef{
+	UseDataProtectionKeychainYes: C.CFTypeRef(C.kCFBooleanTrue),
+	UseDataProtectionKeychainNo:  C.CFTypeRef(C.kCFBooleanFalse),
 }
 
 // Accessible is the items accessibility
@@ -321,8 +321,8 @@ func (k *Item) SetSynchronizable(sync Synchronizable) {
 }
 
 // SetSynchronizable sets the synchronizable attribute
-func (k *Item) SetKeychainDataProtection(dataProtection DataProtection) {
-	k.attr[DataProtectionKey] = dataProtectionTypeRef[dataProtection]
+func (k *Item) SetUseDataProtectionKeychain(dataProtection UseDataProtectionKeychain) {
+	k.attr[UseDataProtectionKey] = dataProtectionTypeRef[dataProtection]
 }
 
 // SetAccessible sets the accessible attribute