// Copyright (C) 2017. See AUTHORS. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. package openssl import ( "crypto/rand" "encoding/hex" "io" "testing" ) var md4Examples = []struct{ out, in string }{ {"31d6cfe0d16ae931b73c59d7e0c089c0", ""}, {"93875419eca14bbf961e412147839d04", "99"}, {"89b4c9a073ae963f95370a9a1e897a74", "7b89"}, {"be47aa5b399de162db079674047af65b", "803c78"}, {"6d97329845e30e79335fef1eb9d76d5e", "79b08de9"}, {"7115059e7a77e50cf722afbaad19611d", "42251df47b"}, {"468d3dfe53a140993d10cb977708c22c", "bd0ae6faa6e8"}, {"97f951156d4fe99e935b437ea5535a85", "ce511e2fd6e596"}, {"e50e5be10795a54d45aba39e6af2ecd5", "3f526ded71688ef0"}, {"c6c6d4ba2070c842f4d4388e3919a75c", "68aa2699f3fd154a5c"}, {"821fac95ab8a7443e3e0a47711e3e4ae", "133fc4081c3c9d0fe962"}, {"ac9e63ee02c6fdc097de1e2735cd1415", "f2b43f4e0e4448054e57fc"}, {"db82e7f6c26468e41b9f34082dcbf976", "ba8d2fd4323e389a23477216"}, {"bdd168bbe205e36bb852518113247a9e", "3b3b832ff6ff259ab028689bc5"}, {"c08b6b2eeab0bf3234314eb6a573cd9e", "ef0746f1fba74e018d718e74bdf1"}, {"0c2b7a7701bbe40f4668677cf3cc9bb9", "d3fd98ccbf59e8f61277ec9a668212"}, {"ce5087675d227d65de1ae02db2c8aec4", "551705b22d1b12c7056018d8a8468a7b"}, {"8130c37467524e6ab64999c4bde575a4", "d075bb0ee09f90399508e27d3059619abf"}, {"736cea235c6e67772a05d5c4c24ed5bb", "53a1880520136e99a5e42235a706ca929c5c"}, {"cdd0dc65d134efe608113ad57c053e82", "b15c56e59f525c60d563a0064866b2a8550aa8"}, {"29105f10e7570f7242e0b8f3a3514f82", "f4e6b432479abb4095cd7e4788ce9cf077acc932"}, {"33f1a70b35b51f42704aec6a01d06f8f", "6b0e95b9a09996809a1ac25142be3d46a01b78c26d"}, {"bf4a3ebf686409832d92ac0ecf70fc6e", "ee0f76cd3e233058ba311fefc089ce1d9217ab3ae229"}, {"5359d01e422ce2617f516e48b1693003", "57788a4e5514fbec6a7db6abf3f8d41cba2c843496467b"}, {"a8ad7335fa62b8f4eb40f711b2793972", "840ca6f027703fe7119bba138bfc399d8c9725854b7a36c1"}, {"5bf38c84aa17043ca1ac3b6a0d70d6f6", "a8340d43b3c2f19b963f16989b60aab83a5e90415f205fdd99"}, {"612e96a3a484716f8648874b1b3e8b16", "e66e7141838666e06e01d45dc9eaab610bf46710287b9ad6b40e"}, {"d436e950d55f25548c86ebf065a5d23e", "e8af98c8e8d86f7df0d65e225c0d48c075fafc27733d28b4a53077"}, {"b48d7af2252ec0107f5631736d756ff9", "34554eb3f2df01135aab9a157c0de8c5804c9df20b8241b83b7999e1"}, {"bcd8447e2c1de19c076c8b7a04f7469e", "af7ecf59b66eea345800d48e00e2953eb654efbf433abb27ad2c497a08"}, {"1eeb6f74cf827b50d285d6749404c5e3", "c0f89522341128dc5e5e73c8b96775d7eb3d550d9786cc88b23479e14d11"}, {"6e593341e62194911d5cc31e39835f27", "c5e4bc73821faa34adf9468441ffd97520a96cd5debda4d51edcaaf2b23fbd"}, } func skipIfMD4Unsupported(t testing.TB) { t.Helper() hash, err := NewMD4Hash() if err != nil { t.Skip("MD4 is not supported by OpenSSL") } hash.Close() } func TestMD4Examples(t *testing.T) { skipIfMD4Unsupported(t) for _, ex := range md4Examples { buf, err := hex.DecodeString(ex.in) if err != nil { t.Fatal(err) } got, err := MD4(buf) if err != nil { t.Fatal(err) } if hgot := hex.EncodeToString(got[:]); hgot != ex.out { t.Fatalf("%s: %s != %s", ex.in, hgot, ex.out) } } } func TestMD4Writer(t *testing.T) { skipIfMD4Unsupported(t) ohash, err := NewMD4Hash() if err != nil { t.Fatal(err) } for _, ex := range md4Examples { if err := ohash.Reset(); err != nil { t.Fatal(err) } buf, err := hex.DecodeString(ex.in) if err != nil { t.Fatal(err) } if _, err := ohash.Write(buf); err != nil { t.Fatal(err) } got, err := ohash.Sum() if err != nil { t.Fatal(err) } if hgot := hex.EncodeToString(got[:]); hgot != ex.out { t.Fatalf("%s: %s != %s", ex.in, hgot, ex.out) } } } type md4func func([]byte) func benchmarkMD4(b *testing.B, length int64, fn md4func) { buf := make([]byte, length) if _, err := io.ReadFull(rand.Reader, buf); err != nil { b.Fatal(err) } b.SetBytes(length) b.ResetTimer() for i := 0; i < b.N; i++ { fn(buf) } } func BenchmarkMD4Large_openssl(b *testing.B) { skipIfMD4Unsupported(b) benchmarkMD4(b, 1024*1024, func(buf []byte) { MD4(buf) }) } func BenchmarkMD4Small_openssl(b *testing.B) { skipIfMD4Unsupported(b) benchmarkMD4(b, 1, func(buf []byte) { MD4(buf) }) }