+test.ha (13301B)
1 // SPDX-License-Identifier: MPL-2.0 2 // (c) Hare authors <https://harelang.org> 3 4 use bytes; 5 use crypto::random; 6 use encoding::hex; 7 use fmt; 8 use io; 9 10 @test fn unpack25519() void = { 11 let in: [SCALARSZ]u8 = [1u8...]; 12 13 let fe = unpack25519(&in); 14 let expected: elem = [257...]; 15 16 for (let i = 0z; i < FIELDSZ; i += 1) { 17 assert(fe[i] == expected[i]); 18 }; 19 }; 20 21 @test fn subfe() void = { 22 let in: [SCALARSZ]u8 = [1u8...]; 23 let in2: [SCALARSZ]u8 = [3u8...]; 24 25 let fe = unpack25519(&in); 26 let fe2 = unpack25519(&in2); 27 28 let out: elem = [0...]; 29 30 subfe(&out, &fe2, &fe); 31 32 let e2: elem = [514...]; 33 for (let i = 0z; i < FIELDSZ; i += 1) { 34 assert(out[i] == e2[i]); 35 }; 36 }; 37 38 @test fn swap25519() void = { 39 let pin: [SCALARSZ]u8 = [1u8...]; 40 let qin: [SCALARSZ]u8 = [3u8...]; 41 42 let p = unpack25519(&pin); 43 let q = unpack25519(&qin); 44 45 swap25519(&p, &q, 1); 46 47 let expected = unpack25519(&qin); 48 for (let i = 0z; i < FIELDSZ; i += 1) { 49 assert(p[i] == expected[i]); 50 }; 51 52 expected = unpack25519(&pin); 53 for (let i = 0z; i < FIELDSZ; i += 1) { 54 assert(q[i] == expected[i]); 55 }; 56 57 swap25519(&p, &q, 0); // nop 58 59 let expected = unpack25519(&qin); 60 for (let i = 0z; i < FIELDSZ; i += 1) { 61 assert(p[i] == expected[i]); 62 }; 63 64 expected = unpack25519(&pin); 65 for (let i = 0z; i < FIELDSZ; i += 1) { 66 assert(q[i] == expected[i]); 67 }; 68 }; 69 70 @test fn unpackpack() void = { 71 let in: [SCALARSZ]u8 = [1u8...]; 72 73 let fe = unpack25519(&in); 74 let expected: elem = [257...]; 75 76 for (let i = 0z; i < FIELDSZ; i += 1) { 77 assert(fe[i] == expected[i]); 78 }; 79 80 let out: [SCALARSZ]u8 = [0u8...]; 81 pack25519(&out, &fe); 82 83 for (let i = 0z; i < FIELDSZ; i += 1) { 84 assert(in[i] == out[i]); 85 }; 86 87 }; 88 89 @test fn x25519basepoint() void = { 90 let x: [SCALARSZ]u8 = [1, 0...]; 91 let out: [SCALARSZ]u8 = [0...]; 92 93 for (let i = 0z; i < 200; i += 1) { 94 clamp(&x); 95 x25519(&out, &x, &BASEPOINT); 96 x[..] = out[..]; 97 }; 98 99 let hex = hex::encodestr(out[..]); 100 defer free(hex); 101 const expectedhex = "89161fde887b2b53de549af483940106ecc114d6982daa98256de23bdf77661a"; 102 if (hex != expectedhex) { 103 fmt::errorfln("\ngot {}, want {}", hex, expectedhex)!; 104 abort(); 105 }; 106 107 }; 108 109 @test fn vectors() void = { 110 const vectors = [( 111 [0x66u8, 0x8f, 0xb9, 0xf7, 0x6a, 0xd9, 0x71, 0xc8, 0x1a, 0xc9, 0x0, 0x7, 0x1a, 0x15, 0x60, 0xbc, 0xe2, 0xca, 0x0, 0xca, 0xc7, 0xe6, 0x7a, 0xf9, 0x93, 0x48, 0x91, 0x37, 0x61, 0x43, 0x40, 0x14], // in 112 [0xdbu8, 0x5f, 0x32, 0xb7, 0xf8, 0x41, 0xe7, 0xa1, 0xa0, 0x9, 0x68, 0xef, 0xfd, 0xed, 0x12, 0x73, 0x5f, 0xc4, 0x7a, 0x3e, 0xb1, 0x3b, 0x57, 0x9a, 0xac, 0xad, 0xea, 0xe8, 0x9, 0x39, 0xa7, 0xdd], // base 113 [0x9u8, 0xd, 0x85, 0xe5, 0x99, 0xea, 0x8e, 0x2b, 0xee, 0xb6, 0x13, 0x4, 0xd3, 0x7b, 0xe1, 0xe, 0xc5, 0xc9, 0x5, 0xf9, 0x92, 0x7d, 0x32, 0xf4, 0x2a, 0x9a, 0xa, 0xfb, 0x3e, 0xb, 0x40, 0x74], // expect 114 ), 115 ( 116 [0x63, 0x66, 0x95, 0xe3, 0x4f, 0x75, 0xb9, 0xa2, 0x79, 0xc8, 0x70, 0x6f, 0xad, 0x12, 0x89, 0xf2, 0xc0, 0xb1, 0xe2, 0x2e, 0x16, 0xf8, 0xb8, 0x86, 0x17, 0x29, 0xc1, 0xa, 0x58, 0x29, 0x58, 0xaf], 117 [0x9, 0xd, 0x7, 0x1, 0xf8, 0xfd, 0xe2, 0x8f, 0x70, 0x4, 0x3b, 0x83, 0xf2, 0x34, 0x62, 0x25, 0x41, 0x9b, 0x18, 0xa7, 0xf2, 0x7e, 0x9e, 0x3d, 0x2b, 0xfd, 0x4, 0xe1, 0xf, 0x3d, 0x21, 0x3e], 118 [0xbf, 0x26, 0xec, 0x7e, 0xc4, 0x13, 0x6, 0x17, 0x33, 0xd4, 0x40, 0x70, 0xea, 0x67, 0xca, 0xb0, 0x2a, 0x85, 0xdc, 0x1b, 0xe8, 0xcf, 0xe1, 0xff, 0x73, 0xd5, 0x41, 0xcc, 0x8, 0x32, 0x55, 0x6], 119 ), 120 ( 121 [0x73, 0x41, 0x81, 0xcd, 0x1a, 0x94, 0x6, 0x52, 0x2a, 0x56, 0xfe, 0x25, 0xe4, 0x3e, 0xcb, 0xf0, 0x29, 0x5d, 0xb5, 0xdd, 0xd0, 0x60, 0x9b, 0x3c, 0x2b, 0x4e, 0x79, 0xc0, 0x6f, 0x8b, 0xd4, 0x6d], 122 [0xf8, 0xa8, 0x42, 0x1c, 0x7d, 0x21, 0xa9, 0x2d, 0xb3, 0xed, 0xe9, 0x79, 0xe1, 0xfa, 0x6a, 0xcb, 0x6, 0x2b, 0x56, 0xb1, 0x88, 0x5c, 0x71, 0xc5, 0x11, 0x53, 0xcc, 0xb8, 0x80, 0xac, 0x73, 0x15], 123 [0x11, 0x76, 0xd0, 0x16, 0x81, 0xf2, 0xcf, 0x92, 0x9d, 0xa2, 0xc7, 0xa3, 0xdf, 0x66, 0xb5, 0xd7, 0x72, 0x9f, 0xd4, 0x22, 0x22, 0x6f, 0xd6, 0x37, 0x42, 0x16, 0xbf, 0x7e, 0x2, 0xfd, 0xf, 0x62], 124 ), 125 ( 126 [0x1f, 0x70, 0x39, 0x1f, 0x6b, 0xa8, 0x58, 0x12, 0x94, 0x13, 0xbd, 0x80, 0x1b, 0x12, 0xac, 0xbf, 0x66, 0x23, 0x62, 0x82, 0x5c, 0xa2, 0x50, 0x9c, 0x81, 0x87, 0x59, 0xa, 0x2b, 0xe, 0x61, 0x72], 127 [0xd3, 0xea, 0xd0, 0x7a, 0x0, 0x8, 0xf4, 0x45, 0x2, 0xd5, 0x80, 0x8b, 0xff, 0xc8, 0x97, 0x9f, 0x25, 0xa8, 0x59, 0xd5, 0xad, 0xf4, 0x31, 0x2e, 0xa4, 0x87, 0x48, 0x9c, 0x30, 0xe0, 0x1b, 0x3b], 128 [0xf8, 0x48, 0x2f, 0x2e, 0x9e, 0x58, 0xbb, 0x6, 0x7e, 0x86, 0xb2, 0x87, 0x24, 0xb3, 0xc0, 0xa3, 0xbb, 0xb5, 0x7, 0x3e, 0x4c, 0x6a, 0xcd, 0x93, 0xdf, 0x54, 0x5e, 0xff, 0xdb, 0xba, 0x50, 0x5f], 129 ), 130 ( 131 [0x3a, 0x7a, 0xe6, 0xcf, 0x8b, 0x88, 0x9d, 0x2b, 0x7a, 0x60, 0xa4, 0x70, 0xad, 0x6a, 0xd9, 0x99, 0x20, 0x6b, 0xf5, 0x7d, 0x90, 0x30, 0xdd, 0xf7, 0xf8, 0x68, 0xc, 0x8b, 0x1a, 0x64, 0x5d, 0xaa], 132 [0x4d, 0x25, 0x4c, 0x80, 0x83, 0xd8, 0x7f, 0x1a, 0x9b, 0x3e, 0xa7, 0x31, 0xef, 0xcf, 0xf8, 0xa6, 0xf2, 0x31, 0x2d, 0x6f, 0xed, 0x68, 0xe, 0xf8, 0x29, 0x18, 0x51, 0x61, 0xc8, 0xfc, 0x50, 0x60], 133 [0x47, 0xb3, 0x56, 0xd5, 0x81, 0x8d, 0xe8, 0xef, 0xac, 0x77, 0x4b, 0x71, 0x4c, 0x42, 0xc4, 0x4b, 0xe6, 0x85, 0x23, 0xdd, 0x57, 0xdb, 0xd7, 0x39, 0x62, 0xd5, 0xa5, 0x26, 0x31, 0x87, 0x62, 0x37], 134 ), 135 ( 136 [0x20, 0x31, 0x61, 0xc3, 0x15, 0x9a, 0x87, 0x6a, 0x2b, 0xea, 0xec, 0x29, 0xd2, 0x42, 0x7f, 0xb0, 0xc7, 0xc3, 0xd, 0x38, 0x2c, 0xd0, 0x13, 0xd2, 0x7c, 0xc3, 0xd3, 0x93, 0xdb, 0xd, 0xaf, 0x6f], 137 [0x6a, 0xb9, 0x5d, 0x1a, 0xbe, 0x68, 0xc0, 0x9b, 0x0, 0x5c, 0x3d, 0xb9, 0x4, 0x2c, 0xc9, 0x1a, 0xc8, 0x49, 0xf7, 0xe9, 0x4a, 0x2a, 0x4a, 0x9b, 0x89, 0x36, 0x78, 0x97, 0xb, 0x7b, 0x95, 0xbf], 138 [0x11, 0xed, 0xae, 0xdc, 0x95, 0xff, 0x78, 0xf5, 0x63, 0xa1, 0xc8, 0xf1, 0x55, 0x91, 0xc0, 0x71, 0xde, 0xa0, 0x92, 0xb4, 0xd7, 0xec, 0xaa, 0xc8, 0xe0, 0x38, 0x7b, 0x5a, 0x16, 0xc, 0x4e, 0x5d], 139 ), 140 ( 141 [0x13, 0xd6, 0x54, 0x91, 0xfe, 0x75, 0xf2, 0x3, 0xa0, 0x8, 0xb4, 0x41, 0x5a, 0xbc, 0x60, 0xd5, 0x32, 0xe6, 0x95, 0xdb, 0xd2, 0xf1, 0xe8, 0x3, 0xac, 0xcb, 0x34, 0xb2, 0xb7, 0x2c, 0x3d, 0x70], 142 [0x2e, 0x78, 0x4e, 0x4, 0xca, 0x0, 0x73, 0x33, 0x62, 0x56, 0xa8, 0x39, 0x25, 0x5e, 0xd2, 0xf7, 0xd4, 0x79, 0x6a, 0x64, 0xcd, 0xc3, 0x7f, 0x1e, 0xb0, 0xe5, 0xc4, 0xc8, 0xd1, 0xd1, 0xe0, 0xf5], 143 [0x56, 0x3e, 0x8c, 0x9a, 0xda, 0xa7, 0xd7, 0x31, 0x1, 0xb0, 0xf2, 0xea, 0xd3, 0xca, 0xe1, 0xea, 0x5d, 0x8f, 0xcd, 0x5c, 0xd3, 0x60, 0x80, 0xbb, 0x8e, 0x6e, 0xc0, 0x3d, 0x61, 0x45, 0x9, 0x17], 144 ), 145 ( 146 [0x68, 0x6f, 0x7d, 0xa9, 0x3b, 0xf2, 0x68, 0xe5, 0x88, 0x6, 0x98, 0x31, 0xf0, 0x47, 0x16, 0x3f, 0x33, 0x58, 0x99, 0x89, 0xd0, 0x82, 0x6e, 0x98, 0x8, 0xfb, 0x67, 0x8e, 0xd5, 0x7e, 0x67, 0x49], 147 [0x8b, 0x54, 0x9b, 0x2d, 0xf6, 0x42, 0xd3, 0xb2, 0x5f, 0xe8, 0x38, 0xf, 0x8c, 0xc4, 0x37, 0x5f, 0x99, 0xb7, 0xbb, 0x4d, 0x27, 0x5f, 0x77, 0x9f, 0x3b, 0x7c, 0x81, 0xb8, 0xa2, 0xbb, 0xc1, 0x29], 148 [0x1, 0x47, 0x69, 0x65, 0x42, 0x6b, 0x61, 0x71, 0x74, 0x9a, 0x8a, 0xdd, 0x92, 0x35, 0x2, 0x5c, 0xe5, 0xf5, 0x57, 0xfe, 0x40, 0x9, 0xf7, 0x39, 0x30, 0x44, 0xeb, 0xbb, 0x8a, 0xe9, 0x52, 0x79], 149 ), 150 ( 151 [0x82, 0xd6, 0x1c, 0xce, 0xdc, 0x80, 0x6a, 0x60, 0x60, 0xa3, 0x34, 0x9a, 0x5e, 0x87, 0xcb, 0xc7, 0xac, 0x11, 0x5e, 0x4f, 0x87, 0x77, 0x62, 0x50, 0xae, 0x25, 0x60, 0x98, 0xa7, 0xc4, 0x49, 0x59], 152 [0x8b, 0x6b, 0x9d, 0x8, 0xf6, 0x1f, 0xc9, 0x1f, 0xe8, 0xb3, 0x29, 0x53, 0xc4, 0x23, 0x40, 0xf0, 0x7, 0xb5, 0x71, 0xdc, 0xb0, 0xa5, 0x6d, 0x10, 0x72, 0x4e, 0xce, 0xf9, 0x95, 0xc, 0xfb, 0x25], 153 [0x9c, 0x49, 0x94, 0x1f, 0x9c, 0x4f, 0x18, 0x71, 0xfa, 0x40, 0x91, 0xfe, 0xd7, 0x16, 0xd3, 0x49, 0x99, 0xc9, 0x52, 0x34, 0xed, 0xf2, 0xfd, 0xfb, 0xa6, 0xd1, 0x4a, 0x5a, 0xfe, 0x9e, 0x5, 0x58], 154 ), 155 ( 156 [0x7d, 0xc7, 0x64, 0x4, 0x83, 0x13, 0x97, 0xd5, 0x88, 0x4f, 0xdf, 0x6f, 0x97, 0xe1, 0x74, 0x4c, 0x9e, 0xb1, 0x18, 0xa3, 0x1a, 0x7b, 0x23, 0xf8, 0xd7, 0x9f, 0x48, 0xce, 0x9c, 0xad, 0x15, 0x4b], 157 [0x1a, 0xcd, 0x29, 0x27, 0x84, 0xf4, 0x79, 0x19, 0xd4, 0x55, 0xf8, 0x87, 0x44, 0x83, 0x58, 0x61, 0xb, 0xb9, 0x45, 0x96, 0x70, 0xeb, 0x99, 0xde, 0xe4, 0x60, 0x5, 0xf6, 0x89, 0xca, 0x5f, 0xb6], 158 [0x0, 0xf4, 0x3c, 0x2, 0x2e, 0x94, 0xea, 0x38, 0x19, 0xb0, 0x36, 0xae, 0x2b, 0x36, 0xb2, 0xa7, 0x61, 0x36, 0xaf, 0x62, 0x8a, 0x75, 0x1f, 0xe5, 0xd0, 0x1e, 0x3, 0xd, 0x44, 0x25, 0x88, 0x59], 159 ), 160 ( 161 [0xfb, 0xc4, 0x51, 0x1d, 0x23, 0xa6, 0x82, 0xae, 0x4e, 0xfd, 0x8, 0xc8, 0x17, 0x9c, 0x1c, 0x6, 0x7f, 0x9c, 0x8b, 0xe7, 0x9b, 0xbc, 0x4e, 0xff, 0x5c, 0xe2, 0x96, 0xc6, 0xbc, 0x1f, 0xf4, 0x45], 162 [0x55, 0xca, 0xff, 0x21, 0x81, 0xf2, 0x13, 0x6b, 0xe, 0xd0, 0xe1, 0xe2, 0x99, 0x44, 0x48, 0xe1, 0x6c, 0xc9, 0x70, 0x64, 0x6a, 0x98, 0x3d, 0x14, 0xd, 0xc4, 0xea, 0xb3, 0xd9, 0x4c, 0x28, 0x4e], 163 [0xae, 0x39, 0xd8, 0x16, 0x53, 0x23, 0x45, 0x79, 0x4d, 0x26, 0x91, 0xe0, 0x80, 0x1c, 0xaa, 0x52, 0x5f, 0xc3, 0x63, 0x4d, 0x40, 0x2c, 0xe9, 0x58, 0xb, 0x33, 0x38, 0xb4, 0x6f, 0x8b, 0xb9, 0x72], 164 ), 165 ( 166 [0x4e, 0x6, 0xc, 0xe1, 0xc, 0xeb, 0xf0, 0x95, 0x9, 0x87, 0x16, 0xc8, 0x66, 0x19, 0xeb, 0x9f, 0x7d, 0xf6, 0x65, 0x24, 0x69, 0x8b, 0xa7, 0x98, 0x8c, 0x3b, 0x90, 0x95, 0xd9, 0xf5, 0x1, 0x34], 167 [0x57, 0x73, 0x3f, 0x2d, 0x86, 0x96, 0x90, 0xd0, 0xd2, 0xed, 0xae, 0xc9, 0x52, 0x3d, 0xaa, 0x2d, 0xa9, 0x54, 0x45, 0xf4, 0x4f, 0x57, 0x83, 0xc1, 0xfa, 0xec, 0x6c, 0x3a, 0x98, 0x28, 0x18, 0xf3], 168 [0xa6, 0x1e, 0x74, 0x55, 0x2c, 0xce, 0x75, 0xf5, 0xe9, 0x72, 0xe4, 0x24, 0xf2, 0xcc, 0xb0, 0x9c, 0x83, 0xbc, 0x1b, 0x67, 0x1, 0x47, 0x48, 0xf0, 0x2c, 0x37, 0x1a, 0x20, 0x9e, 0xf2, 0xfb, 0x2c], 169 ), 170 ( 171 [0x5c, 0x49, 0x2c, 0xba, 0x2c, 0xc8, 0x92, 0x48, 0x8a, 0x9c, 0xeb, 0x91, 0x86, 0xc2, 0xaa, 0xc2, 0x2f, 0x1, 0x5b, 0xf3, 0xef, 0x8d, 0x3e, 0xcc, 0x9c, 0x41, 0x76, 0x97, 0x62, 0x61, 0xaa, 0xb1], 172 [0x67, 0x97, 0xc2, 0xe7, 0xdc, 0x92, 0xcc, 0xbe, 0x7c, 0x5, 0x6b, 0xec, 0x35, 0xa, 0xb6, 0xd3, 0xbd, 0x2a, 0x2c, 0x6b, 0xc5, 0xa8, 0x7, 0xbb, 0xca, 0xe1, 0xf6, 0xc2, 0xaf, 0x80, 0x36, 0x44], 173 [0xfc, 0xf3, 0x7, 0xdf, 0xbc, 0x19, 0x2, 0xb, 0x28, 0xa6, 0x61, 0x8c, 0x6c, 0x62, 0x2f, 0x31, 0x7e, 0x45, 0x96, 0x7d, 0xac, 0xf4, 0xae, 0x4a, 0xa, 0x69, 0x9a, 0x10, 0x76, 0x9f, 0xde, 0x14], 174 ), 175 ( 176 [0xea, 0x33, 0x34, 0x92, 0x96, 0x5, 0x5a, 0x4e, 0x8b, 0x19, 0x2e, 0x3c, 0x23, 0xc5, 0xf4, 0xc8, 0x44, 0x28, 0x2a, 0x3b, 0xfc, 0x19, 0xec, 0xc9, 0xdc, 0x64, 0x6a, 0x42, 0xc3, 0x8d, 0xc2, 0x48], 177 [0x2c, 0x75, 0xd8, 0x51, 0x42, 0xec, 0xad, 0x3e, 0x69, 0x44, 0x70, 0x4, 0x54, 0xc, 0x1c, 0x23, 0x54, 0x8f, 0xc8, 0xf4, 0x86, 0x25, 0x1b, 0x8a, 0x19, 0x46, 0x3f, 0x3d, 0xf6, 0xf8, 0xac, 0x61], 178 [0x5d, 0xca, 0xb6, 0x89, 0x73, 0xf9, 0x5b, 0xd3, 0xae, 0x4b, 0x34, 0xfa, 0xb9, 0x49, 0xfb, 0x7f, 0xb1, 0x5a, 0xf1, 0xd8, 0xca, 0xe2, 0x8c, 0xd6, 0x99, 0xf9, 0xc1, 0xaa, 0x33, 0x37, 0x34, 0x2f], 179 ), 180 ( 181 [0x4f, 0x29, 0x79, 0xb1, 0xec, 0x86, 0x19, 0xe4, 0x5c, 0xa, 0xb, 0x2b, 0x52, 0x9, 0x34, 0x54, 0x1a, 0xb9, 0x44, 0x7, 0xb6, 0x4d, 0x19, 0xa, 0x76, 0xf3, 0x23, 0x14, 0xef, 0xe1, 0x84, 0xe7], 182 [0xf7, 0xca, 0xe1, 0x8d, 0x8d, 0x36, 0xa7, 0xf5, 0x61, 0x17, 0xb8, 0xb7, 0xe, 0x25, 0x52, 0x27, 0x7f, 0xfc, 0x99, 0xdf, 0x87, 0x56, 0xb5, 0xe1, 0x38, 0xbf, 0x63, 0x68, 0xbc, 0x87, 0xf7, 0x4c], 183 [0xe4, 0xe6, 0x34, 0xeb, 0xb4, 0xfb, 0x66, 0x4f, 0xe8, 0xb2, 0xcf, 0xa1, 0x61, 0x5f, 0x0, 0xe6, 0x46, 0x6f, 0xff, 0x73, 0x2c, 0xe1, 0xf8, 0xa0, 0xc8, 0xd2, 0x72, 0x74, 0x31, 0xd1, 0x6f, 0x14], 184 ), 185 ( 186 [0xf5, 0xd8, 0xa9, 0x27, 0x90, 0x1d, 0x4f, 0xa4, 0x24, 0x90, 0x86, 0xb7, 0xff, 0xec, 0x24, 0xf5, 0x29, 0x7d, 0x80, 0x11, 0x8e, 0x4a, 0xc9, 0xd3, 0xfc, 0x9a, 0x82, 0x37, 0x95, 0x1e, 0x3b, 0x7f], 187 [0x3c, 0x23, 0x5e, 0xdc, 0x2, 0xf9, 0x11, 0x56, 0x41, 0xdb, 0xf5, 0x16, 0xd5, 0xde, 0x8a, 0x73, 0x5d, 0x6e, 0x53, 0xe2, 0x2a, 0xa2, 0xac, 0x14, 0x36, 0x56, 0x4, 0x5f, 0xf2, 0xe9, 0x52, 0x49], 188 [0xab, 0x95, 0x15, 0xab, 0x14, 0xaf, 0x9d, 0x27, 0xe, 0x1d, 0xae, 0xc, 0x56, 0x80, 0xcb, 0xc8, 0x88, 0xb, 0xd8, 0xa8, 0xe7, 0xeb, 0x67, 0xb4, 0xda, 0x42, 0xa6, 0x61, 0x96, 0x1e, 0xfc, 0xb], 189 ), 190 ( 191 [0xa5, 0x46, 0xe3, 0x6b, 0xf0, 0x52, 0x7c, 0x9d, 0x3b, 0x16, 0x15, 0x4b, 0x82, 0x46, 0x5e, 0xdd, 0x62, 0x14, 0x4c, 0x0a, 0xc1, 0xfc, 0x5a, 0x18, 0x50, 0x6a, 0x22, 0x44, 0xba, 0x44, 0x9a, 0xc4], 192 [0xe6, 0xdb, 0x68, 0x67, 0x58, 0x30, 0x30, 0xdb, 0x35, 0x94, 0xc1, 0xa4, 0x24, 0xb1, 0x5f, 0x7c, 0x72, 0x66, 0x24, 0xec, 0x26, 0xb3, 0x35, 0x3b, 0x10, 0xa9, 0x03, 0xa6, 0xd0, 0xab, 0x1c, 0x4c], 193 [0xc3, 0xda, 0x55, 0x37, 0x9d, 0xe9, 0xc6, 0x90, 0x8e, 0x94, 0xea, 0x4d, 0xf2, 0x8d, 0x08, 0x4f, 0x32, 0xec, 0xcf, 0x03, 0x49, 0x1c, 0x71, 0xf7, 0x54, 0xb4, 0x07, 0x55, 0x77, 0xa2, 0x85, 0x52], 194 )]; 195 196 for (let i = 0z; i < len(vectors); i += 1) { 197 let got: [SCALARSZ]u8 = [0...]; 198 let scalar = vectors[i].0; 199 clamp(&scalar); 200 scalarmult(&got, &scalar, &vectors[i].1); 201 if (!bytes::equal(got[..], vectors[i].2[..])) { 202 fmt::errorfln("Case i={} failed", i)!; 203 printvector("in", &vectors[i].0); 204 printvector("base", &vectors[i].1); 205 printvector("got", &got); 206 printvector("expect", &vectors[i].2); 207 abort(); 208 }; 209 }; 210 }; 211 212 @test fn highbitignored() void = { 213 let s: [SCALARSZ]u8 = [0...]; 214 let u: [POINTSZ]u8 = [0...]; 215 216 io::readall(random::stream, s[..])!; 217 io::readall(random::stream, u[..])!; 218 219 let hi0: [32]u8 = [0...]; 220 let hi1: [32]u8 = [0...]; 221 222 u[31] &= 0x7f; 223 scalarmult(&hi0, &s, &u); 224 225 u[31] |= 0x80; 226 scalarmult(&hi1, &s, &u); 227 228 if (!bytes::equal(hi0[..], hi1[..])) { 229 fmt::errorfln("high bit of group point should not affect result")!; 230 abort(); 231 }; 232 }; 233 234 fn printvector(name: str, vec: const *[SCALARSZ]u8) void = { 235 fmt::errorf("{:6} = [", name)!; 236 for (let i = 0z; i < 31; i += 1) { 237 fmt::errorf("{:.2x}, ", vec[i])!; 238 }; 239 fmt::errorfln("{:.2x}]", vec[31])!; 240 };