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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,85 @@ | ||
| // | ||
| // WycheproofP256Test.swift | ||
| // | ||
| // | ||
| // Created by Leif Ibsen on 06/09/2023. | ||
| // | ||
|
|
||
| import XCTest | ||
| @testable import SwiftHPKE | ||
|
|
||
| // Test vectors from project Wycheproof - ecdh_secp256r1_test.json | ||
| final class WycheproofP256Test: XCTestCase { | ||
|
|
||
| static func hex2bytes(_ x: String) -> Bytes { | ||
| let b = [Byte](x.utf8) | ||
| var bytes = Bytes(repeating: 0, count: b.count / 2) | ||
| for i in 0 ..< bytes.count { | ||
| let b0 = b[2 * i] | ||
| let b1 = b[2 * i + 1] | ||
| bytes[i] = ((b0 > 57 ? b0 - 97 + 10 : b0 - 48) << 4) | (b1 > 57 ? b1 - 97 + 10 : b1 - 48) | ||
| } | ||
| return bytes | ||
| } | ||
|
|
||
| struct dhTest { | ||
|
|
||
| let pubKey: Bytes | ||
| let privKey: Bytes | ||
| let shared: Bytes | ||
|
|
||
| init(_ pubKey: String, _ privKey: String, _ shared: String) { | ||
| self.pubKey = hex2bytes(pubKey) | ||
| self.privKey = hex2bytes(privKey) | ||
| self.shared = hex2bytes(shared) | ||
| } | ||
| } | ||
|
|
||
| let tests256: [dhTest] = [ | ||
| // tcId = 1, normal case | ||
| dhTest( | ||
| "0462d5bd3372af75fe85a040715d0f502428e07046868b0bfdfa61d731afe44f26ac333a93a9e70a81cd5a95b5bf8d13990eb741c8c38872b4a07d275a014e30cf", | ||
| "0612465c89a023ab17855b0a6bcebfd3febb53aef84138647b5352e02c10c346", | ||
| "53020d908b0219328b658b525f26780e3ae12bcd952bb25a93bc0895e1714285"), | ||
| // tcId = 2, compressed public key | ||
| dhTest( | ||
| "0362d5bd3372af75fe85a040715d0f502428e07046868b0bfdfa61d731afe44f26", | ||
| "0612465c89a023ab17855b0a6bcebfd3febb53aef84138647b5352e02c10c346", | ||
| "53020d908b0219328b658b525f26780e3ae12bcd952bb25a93bc0895e1714285"), | ||
| // tcId = 3, shared secret has x-coordinate that satisfies x**2 = 0 | ||
| dhTest( | ||
| "0458fd4168a87795603e2b04390285bdca6e57de6027fe211dd9d25e2212d29e62080d36bd224d7405509295eed02a17150e03b314f96da37445b0d1d29377d12c", | ||
| "0a0d622a47e48f6bc1038ace438c6f528aa00ad2bd1da5f13ee46bf5f633d71a", | ||
| "0000000000000000000000000000000000000000000000000000000000000000"), | ||
| // tcId = 4, shared secret has x-coordinate p-3 | ||
| dhTest( | ||
| "04a1ecc24bf0d0053d23f5fd80ddf1735a1925039dc1176c581a7e795163c8b9ba2cb5a4e4d5109f4527575e3137b83d79a9bcb3faeff90d2aca2bed71bb523e7e", | ||
| "0a0d622a47e48f6bc1038ace438c6f528aa00ad2bd1da5f13ee46bf5f633d71a", | ||
| "ffffffff00000001000000000000000000000000fffffffffffffffffffffffc"), | ||
| // tcId = 45, y-coordinate of the public key is small | ||
| dhTest( | ||
| "043cbc1b31b43f17dc200dd70c2944c04c6cb1b082820c234a300b05b7763844c74fde0a4ef93887469793270eb2ff148287da9265b0334f9e2609aac16e8ad503", | ||
| "0a0d622a47e48f6bc1038ace438c6f528aa00ad2bd1da5f13ee46bf5f633d71a", | ||
| "7fffffffffffffffffffffffeecf2230ffffffffffffffffffffffffffffffff"), | ||
| // tcId = 51, y-coordinate of the public key is large | ||
| dhTest( | ||
| "043cbc1b31b43f17dc200dd70c2944c04c6cb1b082820c234a300b05b7763844c7b021f5b006c778ba686cd8f14d00eb7d78256d9b4fccb061d9f6553e91752afc", | ||
| "0a0d622a47e48f6bc1038ace438c6f528aa00ad2bd1da5f13ee46bf5f633d71a", | ||
| "7fffffffffffffffffffffffeecf2230ffffffffffffffffffffffffffffffff"), | ||
| // tcId = 228, point with coordinate y = 1 | ||
| dhTest( | ||
| "0409e78d4ef60d05f750f6636209092bc43cbdd6b47e11a9de20a9feb2a50bb96c0000000000000000000000000000000000000000000000000000000000000001", | ||
| "00809c461d8b39163537ff8f5ef5b977e4cdb980e70e38a7ee0b37cc876729e9ff", | ||
| "28f67757acc28b1684ba76ffd534aed42d45b8b3f10b82a5699416eff7199a74"), | ||
| ] | ||
|
|
||
| func test256() throws { | ||
| let kem = KEMStructure(.P256) | ||
| for test in tests256 { | ||
| let priv = try PrivateKey(kem: .P256, bytes: test.privKey) | ||
| let pub = try PublicKey(kem: .P256, bytes: test.pubKey) | ||
| XCTAssertEqual(try kem.DH(priv, pub), test.shared) | ||
| } | ||
| } | ||
|
|
||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,80 @@ | ||
| // | ||
| // WycheproofP384Test.swift | ||
| // | ||
| // | ||
| // Created by Leif Ibsen on 06/09/2023. | ||
| // | ||
|
|
||
| import XCTest | ||
| @testable import SwiftHPKE | ||
|
|
||
| // Test vectors from project Wycheproof - ecdh_secp384r1_test.json | ||
| final class WycheproofP384Test: XCTestCase { | ||
|
|
||
| static func hex2bytes(_ x: String) -> Bytes { | ||
| let b = [Byte](x.utf8) | ||
| var bytes = Bytes(repeating: 0, count: b.count / 2) | ||
| for i in 0 ..< bytes.count { | ||
| let b0 = b[2 * i] | ||
| let b1 = b[2 * i + 1] | ||
| bytes[i] = ((b0 > 57 ? b0 - 97 + 10 : b0 - 48) << 4) | (b1 > 57 ? b1 - 97 + 10 : b1 - 48) | ||
| } | ||
| return bytes | ||
| } | ||
|
|
||
| struct dhTest { | ||
|
|
||
| let pubKey: Bytes | ||
| let privKey: Bytes | ||
| let shared: Bytes | ||
|
|
||
| init(_ pubKey: String, _ privKey: String, _ shared: String) { | ||
| self.pubKey = hex2bytes(pubKey) | ||
| self.privKey = hex2bytes(privKey) | ||
| self.shared = hex2bytes(shared) | ||
| } | ||
| } | ||
|
|
||
| let tests384: [dhTest] = [ | ||
| // tcId = 1, normal case | ||
| dhTest( | ||
| "04790a6e059ef9a5940163183d4a7809135d29791643fc43a2f17ee8bf677ab84f791b64a6be15969ffa012dd9185d8796d9b954baa8a75e82df711b3b56eadff6b0f668c3b26b4b1aeb308a1fcc1c680d329a6705025f1c98a0b5e5bfcb163caa", | ||
| "766e61425b2da9f846c09fc3564b93a6f8603b7392c785165bf20da948c49fd1fb1dee4edd64356b9f21c588b75dfd81", | ||
| "6461defb95d996b24296f5a1832b34db05ed031114fbe7d98d098f93859866e4de1e229da71fef0c77fe49b249190135"), | ||
| // tcId = 2, compressed public key | ||
| dhTest( | ||
| "02790a6e059ef9a5940163183d4a7809135d29791643fc43a2f17ee8bf677ab84f791b64a6be15969ffa012dd9185d8796", | ||
| "766e61425b2da9f846c09fc3564b93a6f8603b7392c785165bf20da948c49fd1fb1dee4edd64356b9f21c588b75dfd81", | ||
| "6461defb95d996b24296f5a1832b34db05ed031114fbe7d98d098f93859866e4de1e229da71fef0c77fe49b249190135"), | ||
| // tcId = 3, shared secret has x-coordinate that satisfies x**2 = 0 | ||
| dhTest( | ||
| "04490e96d17f4c6ceccd45def408cea33e9704a5f1b01a3de2eaaa3409fd160d78d395d6b3b003d71fd1f590fad95bf1c9d8665efc2070d059aa847125c2f707435955535c7c5df6d6c079ec806dce6b6849d337140db7ca50616f9456de1323c4", | ||
| "00a2b6442a37f8a3759d2cb91df5eca75b14f5a6766da8035cc1943b15a8e4ebb6025f373be334080f22ab821a3535a6a7", | ||
| "000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"), | ||
| // tcId = 49, y-coordinate of the public key is small | ||
| dhTest( | ||
| "04bfeb47fb40a65878e6b642f40b8e15022ade9ecfa8cb618043063494e2bc5d2df10d36f37869b58ef12dcc35e3982835fd2e55ec41fdfe8cabbbb7bcd8163645a19e9dac59630f3fe93b208094ff87cd461b53cef53482e70e2e8ea87200cc3f", | ||
| "00a2b6442a37f8a3759d2cb91df5eca75b14f5a6766da8035cc1943b15a8e4ebb6025f373be334080f22ab821a3535a6a7", | ||
| "0000000000000000000000000000000000000000000000000000000036a2907c00000000000000000000000000000000"), | ||
| // tcId = 51, y-coordinate of the public key is large | ||
| dhTest( | ||
| "04bfeb47fb40a65878e6b642f40b8e15022ade9ecfa8cb618043063494e2bc5d2df10d36f37869b58ef12dcc35e398283502d1aa13be0201735444484327e9c9ba5e616253a69cf0c016c4df7f6b007831b9e4ac300acb7d18f1d171588dff33c0", | ||
| "00a2b6442a37f8a3759d2cb91df5eca75b14f5a6766da8035cc1943b15a8e4ebb6025f373be334080f22ab821a3535a6a7", | ||
| "0000000000000000000000000000000000000000000000000000000036a2907c00000000000000000000000000000000"), | ||
| // tcId = 585, point with coordinate y = 1 | ||
| dhTest( | ||
| "042261b2bf605c22f2f3aef6338719b2c486388ad5240719a5257315969ef01ba27f0a104c89704773a81fdabee6ab5c78000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001", | ||
| "00c1781d86cac2c052b7e4f48cef415c5c133052f4e504397e75e4d7cd0ca149da0b4988b8a6ded5ceae4b580691376187", | ||
| "c923fb0d4b24e996e5e0d5df151d3c26b1f61c05b17b7fb39fc8590b47eeaff34709f6f7328923bdcaf7e8e413d77ddc"), | ||
| ] | ||
|
|
||
| func test384() throws { | ||
| let kem = KEMStructure(.P384) | ||
| for test in tests384 { | ||
| let priv = try PrivateKey(kem: .P384, bytes: test.privKey) | ||
| let pub = try PublicKey(kem: .P384, bytes: test.pubKey) | ||
| XCTAssertEqual(try kem.DH(priv, pub), test.shared) | ||
| } | ||
| } | ||
|
|
||
| } |
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