Initial project import
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module scrypt
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import crypto.pbkdf2
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import crypto.sha256
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fn test_salsa20_8() {
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// The input_block and output_block values are taken from
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// [RFC7914](https://datatracker.ietf.org/doc/html/rfc7914#section-8)
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// section 8.
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// vfmt off
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mut input_block := [
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u8(0x7e), 0x87, 0x9a, 0x21, 0x4f, 0x3e, 0xc9, 0x86,
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0x7c, 0xa9, 0x40, 0xe6, 0x41, 0x71, 0x8f, 0x26,
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0xba, 0xee, 0x55, 0x5b, 0x8c, 0x61, 0xc1, 0xb5,
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0x0d, 0xf8, 0x46, 0x11, 0x6d, 0xcd, 0x3b, 0x1d,
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0xee, 0x24, 0xf3, 0x19, 0xdf, 0x9b, 0x3d, 0x85,
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0x14, 0x12, 0x1e, 0x4b, 0x5a, 0xc5, 0xaa, 0x32,
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0x76, 0x02, 0x1d, 0x29, 0x09, 0xc7, 0x48, 0x29,
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0xed, 0xeb, 0xc6, 0x8d, 0xb8, 0xb8, 0xc2, 0x5e]
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output_block := [
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u8(0xa4), 0x1f, 0x85, 0x9c, 0x66, 0x08, 0xcc, 0x99,
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0x3b, 0x81, 0xca, 0xcb, 0x02, 0x0c, 0xef, 0x05,
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0x04, 0x4b, 0x21, 0x81, 0xa2, 0xfd, 0x33, 0x7d,
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0xfd, 0x7b, 0x1c, 0x63, 0x96, 0x68, 0x2f, 0x29,
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0xb4, 0x39, 0x31, 0x68, 0xe3, 0xc9, 0xe6, 0xbc,
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0xfe, 0x6b, 0xc5, 0xb7, 0xa0, 0x6d, 0x96, 0xba,
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0xe4, 0x24, 0xcc, 0x10, 0x2c, 0x91, 0x74, 0x5c,
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0x24, 0xad, 0x67, 0x3d, 0xc7, 0x61, 0x8f, 0x81]
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// vfmt on
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salsa20_8(mut input_block)
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for i in 0 .. 64 {
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assert input_block[i] == output_block[i], 'assertion failed for i: ${i}'
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}
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}
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fn test_block_mix() {
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// The input_block and output_block values are taken from
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// [RFC7914](https://datatracker.ietf.org/doc/html/rfc7914#section-9)
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// section 9.
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// vfmt off
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mut input_block := [
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// B[0] - the first 64 bytes of input
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u8(0xf7), 0xce, 0x0b, 0x65, 0x3d, 0x2d, 0x72, 0xa4,
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0x10, 0x8c, 0xf5, 0xab, 0xe9, 0x12, 0xff, 0xdd,
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0x77, 0x76, 0x16, 0xdb, 0xbb, 0x27, 0xa7, 0x0e,
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0x82, 0x04, 0xf3, 0xae, 0x2d, 0x0f, 0x6f, 0xad,
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0x89, 0xf6, 0x8f, 0x48, 0x11, 0xd1, 0xe8, 0x7b,
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0xcc, 0x3b, 0xd7, 0x40, 0x0a, 0x9f, 0xfd, 0x29,
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0x09, 0x4f, 0x01, 0x84, 0x63, 0x95, 0x74, 0xf3,
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0x9a, 0xe5, 0xa1, 0x31, 0x52, 0x17, 0xbc, 0xd7,
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// B[1] - the second 64 bytes of input
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0x89, 0x49, 0x91, 0x44, 0x72, 0x13, 0xbb, 0x22,
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0x6c, 0x25, 0xb5, 0x4d, 0xa8, 0x63, 0x70, 0xfb,
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0xcd, 0x98, 0x43, 0x80, 0x37, 0x46, 0x66, 0xbb,
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0x8f, 0xfc, 0xb5, 0xbf, 0x40, 0xc2, 0x54, 0xb0,
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0x67, 0xd2, 0x7c, 0x51, 0xce, 0x4a, 0xd5, 0xfe,
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0xd8, 0x29, 0xc9, 0x0b, 0x50, 0x5a, 0x57, 0x1b,
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0x7f, 0x4d, 0x1c, 0xad, 0x6a, 0x52, 0x3c, 0xda,
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0x77, 0x0e, 0x67, 0xbc, 0xea, 0xaf, 0x7e, 0x89]
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output_block := [
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// B'[0] - the first 64 bytes of output
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u8(0xa4), 0x1f, 0x85, 0x9c, 0x66, 0x08, 0xcc, 0x99,
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0x3b, 0x81, 0xca, 0xcb, 0x02, 0x0c, 0xef, 0x05,
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0x04, 0x4b, 0x21, 0x81, 0xa2, 0xfd, 0x33, 0x7d,
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0xfd, 0x7b, 0x1c, 0x63, 0x96, 0x68, 0x2f, 0x29,
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0xb4, 0x39, 0x31, 0x68, 0xe3, 0xc9, 0xe6, 0xbc,
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0xfe, 0x6b, 0xc5, 0xb7, 0xa0, 0x6d, 0x96, 0xba,
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0xe4, 0x24, 0xcc, 0x10, 0x2c, 0x91, 0x74, 0x5c,
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0x24, 0xad, 0x67, 0x3d, 0xc7, 0x61, 0x8f, 0x81,
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// B'[1] - the second 64 bytes of output
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0x20, 0xed, 0xc9, 0x75, 0x32, 0x38, 0x81, 0xa8,
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0x05, 0x40, 0xf6, 0x4c, 0x16, 0x2d, 0xcd, 0x3c,
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0x21, 0x07, 0x7c, 0xfe, 0x5f, 0x8d, 0x5f, 0xe2,
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0xb1, 0xa4, 0x16, 0x8f, 0x95, 0x36, 0x78, 0xb7,
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0x7d, 0x3b, 0x3d, 0x80, 0x3b, 0x60, 0xe4, 0xab,
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0x92, 0x09, 0x96, 0xe5, 0x9b, 0x4d, 0x53, 0xb6,
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0x5d, 0x2a, 0x22, 0x58, 0x77, 0xd5, 0xed, 0xf5,
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0x84, 0x2c, 0xb9, 0xf1, 0x4e, 0xef, 0xe4, 0x25]
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// vfmt on
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// an array capable of holding r * 128 bytes used during
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// the block_mix operation.
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mut temp_block := []u8{len: 128, cap: 128}
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// for this test, r = 1
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block_mix(mut input_block, mut temp_block, 1)
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for i in 0 .. 128 {
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assert input_block[i] == output_block[i], 'assertion failed for i: ${i}'
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}
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}
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fn test_smix() {
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// The input_block and output_block values are taken from
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// [RFC7914](https://datatracker.ietf.org/doc/html/rfc7914#section-10)
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// section 10.
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// vfmt off
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mut input_block := [
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u8(0xf7), 0xce, 0x0b, 0x65, 0x3d, 0x2d, 0x72, 0xa4,
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0x10, 0x8c, 0xf5, 0xab, 0xe9, 0x12, 0xff, 0xdd,
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0x77, 0x76, 0x16, 0xdb, 0xbb, 0x27, 0xa7, 0x0e,
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0x82, 0x04, 0xf3, 0xae, 0x2d, 0x0f, 0x6f, 0xad,
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0x89, 0xf6, 0x8f, 0x48, 0x11, 0xd1, 0xe8, 0x7b,
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0xcc, 0x3b, 0xd7, 0x40, 0x0a, 0x9f, 0xfd, 0x29,
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0x09, 0x4f, 0x01, 0x84, 0x63, 0x95, 0x74, 0xf3,
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0x9a, 0xe5, 0xa1, 0x31, 0x52, 0x17, 0xbc, 0xd7,
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0x89, 0x49, 0x91, 0x44, 0x72, 0x13, 0xbb, 0x22,
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0x6c, 0x25, 0xb5, 0x4d, 0xa8, 0x63, 0x70, 0xfb,
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0xcd, 0x98, 0x43, 0x80, 0x37, 0x46, 0x66, 0xbb,
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0x8f, 0xfc, 0xb5, 0xbf, 0x40, 0xc2, 0x54, 0xb0,
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0x67, 0xd2, 0x7c, 0x51, 0xce, 0x4a, 0xd5, 0xfe,
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0xd8, 0x29, 0xc9, 0x0b, 0x50, 0x5a, 0x57, 0x1b,
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0x7f, 0x4d, 0x1c, 0xad, 0x6a, 0x52, 0x3c, 0xda,
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0x77, 0x0e, 0x67, 0xbc, 0xea, 0xaf, 0x7e, 0x89]
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output_block := [
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u8(0x79), 0xcc, 0xc1, 0x93, 0x62, 0x9d, 0xeb, 0xca,
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0x04, 0x7f, 0x0b, 0x70, 0x60, 0x4b, 0xf6, 0xb6,
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0x2c, 0xe3, 0xdd, 0x4a, 0x96, 0x26, 0xe3, 0x55,
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0xfa, 0xfc, 0x61, 0x98, 0xe6, 0xea, 0x2b, 0x46,
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0xd5, 0x84, 0x13, 0x67, 0x3b, 0x99, 0xb0, 0x29,
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0xd6, 0x65, 0xc3, 0x57, 0x60, 0x1f, 0xb4, 0x26,
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0xa0, 0xb2, 0xf4, 0xbb, 0xa2, 0x00, 0xee, 0x9f,
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0x0a, 0x43, 0xd1, 0x9b, 0x57, 0x1a, 0x9c, 0x71,
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0xef, 0x11, 0x42, 0xe6, 0x5d, 0x5a, 0x26, 0x6f,
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0xdd, 0xca, 0x83, 0x2c, 0xe5, 0x9f, 0xaa, 0x7c,
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0xac, 0x0b, 0x9c, 0xf1, 0xbe, 0x2b, 0xff, 0xca,
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0x30, 0x0d, 0x01, 0xee, 0x38, 0x76, 0x19, 0xc4,
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0xae, 0x12, 0xfd, 0x44, 0x38, 0xf2, 0x03, 0xa0,
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0xe4, 0xe1, 0xc4, 0x7e, 0xc3, 0x14, 0x86, 0x1f,
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0x4e, 0x90, 0x87, 0xcb, 0x33, 0x39, 0x6a, 0x68,
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0x73, 0xe8, 0xf9, 0xd2, 0x53, 0x9a, 0x4b, 0x8e]
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// vfmt on
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r := u32(1)
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n := u64(16)
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// len and cap are 128 * r * n = 2048
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mut v_block := []u8{len: 2048, cap: 2048}
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// len and cap are 256 * r = 246
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mut temp_block := []u8{len: 256, cap: 256}
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smix(mut input_block, r, n, mut v_block, mut temp_block)
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for i in 0 .. 128 {
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assert input_block[i] == output_block[i], 'assertion failed for i: ${i}'
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}
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}
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fn test_pbkdf2_hmac_sha256() {
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// The input_block and output_block values are taken from
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// [RFC7914](https://datatracker.ietf.org/doc/html/rfc7914#section-11)
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// section 11.
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// vfmt off
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output_block := [
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[u8(0x55), 0xac, 0x04, 0x6e, 0x56, 0xe3, 0x08, 0x9f,
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0xec, 0x16, 0x91, 0xc2, 0x25, 0x44, 0xb6, 0x05,
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0xf9, 0x41, 0x85, 0x21, 0x6d, 0xde, 0x04, 0x65,
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0xe6, 0x8b, 0x9d, 0x57, 0xc2, 0x0d, 0xac, 0xbc,
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0x49, 0xca, 0x9c, 0xcc, 0xf1, 0x79, 0xb6, 0x45,
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0x99, 0x16, 0x64, 0xb3, 0x9d, 0x77, 0xef, 0x31,
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0x7c, 0x71, 0xb8, 0x45, 0xb1, 0xe3, 0x0b, 0xd5,
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0x09, 0x11, 0x20, 0x41, 0xd3, 0xa1, 0x97, 0x83
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],
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[u8(0x4d), 0xdc, 0xd8, 0xf6, 0x0b, 0x98, 0xbe, 0x21,
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0x83, 0x0c, 0xee, 0x5e, 0xf2, 0x27, 0x01, 0xf9,
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0x64, 0x1a, 0x44, 0x18, 0xd0, 0x4c, 0x04, 0x14,
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0xae, 0xff, 0x08, 0x87, 0x6b, 0x34, 0xab, 0x56,
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0xa1, 0xd4, 0x25, 0xa1, 0x22, 0x58, 0x33, 0x54,
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0x9a, 0xdb, 0x84, 0x1b, 0x51, 0xc9, 0xb3, 0x17,
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0x6a, 0x27, 0x2b, 0xde, 0xbb, 0xa1, 0xd0, 0x78,
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0x47, 0x8f, 0x62, 0xb3, 0x97, 0xf3, 0x3c, 0x8d
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]
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]
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// vfmt on
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d0 := pbkdf2.key('passwd'.bytes(), 'salt'.bytes(), 1, 64, sha256.new())!
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assert d0 == output_block[0]
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d1 := pbkdf2.key('Password'.bytes(), 'NaCl'.bytes(), 80000, 64, sha256.new())!
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assert d1 == output_block[1]
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}
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struct ScryptTestData {
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name string
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password []u8
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salt []u8
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n u64
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r u32
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p u32
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dk_len u64
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expected_result []u8
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}
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// The scrypt test vectors are taken from
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// [RFC7914](https://datatracker.ietf.org/doc/html/rfc7914#section-12)
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// section 12.
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const scrypt_test_cases = [
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ScryptTestData{
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name: 'test case 1'
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password: ''.bytes()
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salt: ''.bytes()
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n: 16
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r: 1
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p: 1
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dk_len: 64
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expected_result: [u8(0x77), 0xd6, 0x57, 0x62, 0x38, 0x65, 0x7b, 0x20, 0x3b, 0x19, 0xca,
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0x42, 0xc1, 0x8a, 0x04, 0x97, 0xf1, 0x6b, 0x48, 0x44, 0xe3, 0x07, 0x4a, 0xe8, 0xdf,
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0xdf, 0xfa, 0x3f, 0xed, 0xe2, 0x14, 0x42, 0xfc, 0xd0, 0x06, 0x9d, 0xed, 0x09, 0x48,
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0xf8, 0x32, 0x6a, 0x75, 0x3a, 0x0f, 0xc8, 0x1f, 0x17, 0xe8, 0xd3, 0xe0, 0xfb, 0x2e,
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0x0d, 0x36, 0x28, 0xcf, 0x35, 0xe2, 0x0c, 0x38, 0xd1, 0x89, 0x06]
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},
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// test cases 2, 3, and 4 are moved to the slow test repo.
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]
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fn test_scrypt() {
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for c in scrypt_test_cases {
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results := scrypt(c.password, c.salt, c.n, c.r, c.p, c.dk_len)!
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assert results == c.expected_result, '${c.name} failed'
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}
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}
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