| // Copyright 2009 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package hmac |
| |
| import ( |
| "fmt" |
| "hash" |
| "testing" |
| ) |
| |
| type hmacTest struct { |
| hash func([]byte) hash.Hash |
| key []byte |
| in []byte |
| out string |
| } |
| |
| var hmacTests = []hmacTest{ |
| // Tests from US FIPS 198 |
| // http://csrc.nist.gov/publications/fips/fips198/fips-198a.pdf |
| { |
| NewSHA1, |
| []byte{ |
| 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, |
| 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, |
| 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, |
| 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, |
| 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, |
| 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, |
| 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, |
| 0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, |
| }, |
| []byte("Sample #1"), |
| "4f4ca3d5d68ba7cc0a1208c9c61e9c5da0403c0a", |
| }, |
| { |
| NewSHA1, |
| []byte{ |
| 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, |
| 0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, |
| 0x40, 0x41, 0x42, 0x43, |
| }, |
| []byte("Sample #2"), |
| "0922d3405faa3d194f82a45830737d5cc6c75d24", |
| }, |
| { |
| NewSHA1, |
| []byte{ |
| 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, |
| 0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f, |
| 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, |
| 0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, |
| 0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, |
| 0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f, |
| 0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, |
| 0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f, |
| 0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, |
| 0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f, |
| 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, |
| 0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, |
| 0xb0, 0xb1, 0xb2, 0xb3, |
| }, |
| []byte("Sample #3"), |
| "bcf41eab8bb2d802f3d05caf7cb092ecf8d1a3aa", |
| }, |
| |
| // Test from Plan 9. |
| { |
| NewMD5, |
| []byte("Jefe"), |
| []byte("what do ya want for nothing?"), |
| "750c783e6ab0b503eaa86e310a5db738", |
| }, |
| |
| // Tests from RFC 4231 |
| { |
| NewSHA256, |
| []byte{ |
| 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, |
| 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, |
| 0x0b, 0x0b, 0x0b, 0x0b, |
| }, |
| []byte("Hi There"), |
| "b0344c61d8db38535ca8afceaf0bf12b881dc200c9833da726e9376c2e32cff7", |
| }, |
| { |
| NewSHA256, |
| []byte("Jefe"), |
| []byte("what do ya want for nothing?"), |
| "5bdcc146bf60754e6a042426089575c75a003f089d2739839dec58b964ec3843", |
| }, |
| { |
| NewSHA256, |
| []byte{ |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, |
| }, |
| []byte{ |
| 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, |
| 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, |
| 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, |
| 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, |
| 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, |
| 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, |
| 0xdd, 0xdd, |
| }, |
| "773ea91e36800e46854db8ebd09181a72959098b3ef8c122d9635514ced565fe", |
| }, |
| { |
| NewSHA256, |
| []byte{ |
| 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, |
| 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, |
| 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, |
| 0x19, |
| }, |
| []byte{ |
| 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, |
| 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, |
| 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, |
| 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, |
| 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, |
| 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, |
| 0xcd, 0xcd, |
| }, |
| "82558a389a443c0ea4cc819899f2083a85f0faa3e578f8077a2e3ff46729665b", |
| }, |
| { |
| NewSHA256, |
| []byte{ |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, |
| }, |
| []byte("Test Using Larger Than Block-Size Key - Hash Key First"), |
| "60e431591ee0b67f0d8a26aacbf5b77f8e0bc6213728c5140546040f0ee37f54", |
| }, |
| { |
| NewSHA256, |
| []byte{ |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, |
| 0xaa, 0xaa, 0xaa, |
| }, |
| []byte("This is a test using a larger than block-size key " + |
| "and a larger than block-size data. The key needs to " + |
| "be hashed before being used by the HMAC algorithm."), |
| "9b09ffa71b942fcb27635fbcd5b0e944bfdc63644f0713938a7f51535c3a35e2", |
| }, |
| } |
| |
| func TestHMAC(t *testing.T) { |
| for i, tt := range hmacTests { |
| h := tt.hash(tt.key) |
| for j := 0; j < 2; j++ { |
| n, err := h.Write(tt.in) |
| if n != len(tt.in) || err != nil { |
| t.Errorf("test %d.%d: Write(%d) = %d, %v", i, j, len(tt.in), n, err) |
| continue |
| } |
| |
| // Repetitive Sum() calls should return the same value |
| for k := 0; k < 2; k++ { |
| sum := fmt.Sprintf("%x", h.Sum()) |
| if sum != tt.out { |
| t.Errorf("test %d.%d.%d: have %s want %s\n", i, j, k, sum, tt.out) |
| } |
| } |
| |
| // Second iteration: make sure reset works. |
| h.Reset() |
| } |
| } |
| } |