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Signing.

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This commit is contained in:
Max Goedjen 2020-03-22 21:33:52 -07:00
parent cb259b2657
commit ebeae2fe7a
No known key found for this signature in database
GPG Key ID: E58C21DD77B9B8E8
1 changed files with 18 additions and 6 deletions
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24
SecretAgentKitTests/StubStore.swift
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@ -13,7 +13,7 @@ extension Stub {
public var secrets: [Secret] = [] public var secrets: [Secret] = []
public init() { public init() {
try! create(size: 256) // try! create(size: 256)
} }
public func create(size: Int) throws { public func create(size: Int) throws {
@ -32,7 +32,7 @@ extension Stub {
kSecAttrIsPermanent: true, kSecAttrIsPermanent: true,
kSecAttrAccessControl: access kSecAttrAccessControl: access
] ]
] as CFDictionary ] as CFDictionary
var privateKey: SecKey! = nil var privateKey: SecKey! = nil
var publicKey: SecKey! = nil var publicKey: SecKey! = nil
@ -46,11 +46,23 @@ extension Stub {
print("Public Key OpenSSH: \(OpenSSHKeyWriter().openSSHString(secret: secret))") print("Public Key OpenSSH: \(OpenSSHKeyWriter().openSSHString(secret: secret))")
} }
public func delete(secret: Secret) throws {
}
public func sign(data: Data, with secret: Secret) throws -> Data { public func sign(data: Data, with secret: Secret) throws -> Data {
return Data() let privateKey = SecKeyCreateWithData(secret.privateKey as CFData, [
kSecAttrKeyType: kSecAttrKeyTypeECSECPrimeRandom,
kSecAttrKeySizeInBits: secret.keySize,
kSecAttrKeyClass: kSecAttrKeyClassPrivate
] as CFDictionary
, nil)!
let signatureAlgorithm: SecKeyAlgorithm
switch secret.keySize {
case 256:
signatureAlgorithm = .ecdsaSignatureMessageX962SHA256
case 384:
signatureAlgorithm = .ecdsaSignatureMessageX962SHA384
default:
fatalError()
}
return SecKeyCreateSignature(privateKey, signatureAlgorithm, data as CFData, nil) as! Data
} }
} }