1/*
2 * Copyright (c) 2018 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

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47{
48 enum SHAOp : uint8_t
49 {
50 CHOOSE = 0,
51 PARITY,
52 MAJORITY
53 };
54
55 uint32_t ror(uint32_t x, uint8_t shift)
56 {
57 return (x >> shift) | (x << (32 - shift));
58 }
59
60 uint32_t choose(uint32_t X, uint32_t Y, uint32_t Z)
61 {
62 return (((Y ^ Z) & X) ^ Z);

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87 void _sha1Op(uint32_t *X, uint32_t *Y, uint32_t *Z, SHAOp op);
88
89 void load2Reg(uint32_t *X, uint32_t *Y, uint8_t *output, uint8_t *input);
90 void load3Reg(uint32_t *X, uint32_t *Y, uint32_t *Z,
91 uint8_t *output, uint8_t *input, uint8_t *input2);
92 void store1Reg(uint8_t *output, uint32_t *X);
93
94 public:
95 void sha256H(uint8_t *output, uint8_t *input, uint8_t *input2);
96 void sha256H2(uint8_t *output, uint8_t *input, uint8_t *input2);
97 void sha256Su0(uint8_t *output, uint8_t *input);
98 void sha256Su1(uint8_t *output, uint8_t *input, uint8_t *input2);
99
100 void sha1C(uint8_t *output, uint8_t *input, uint8_t *input2);
101 void sha1P(uint8_t *output, uint8_t *input, uint8_t *input2);
102 void sha1M(uint8_t *output, uint8_t *input, uint8_t *input2);
103 void sha1H(uint8_t *output, uint8_t *input);
104 void sha1Su0(uint8_t *output, uint8_t *input, uint8_t *input2);
105 void sha1Su1(uint8_t *output, uint8_t *input);
106};
107
108} // namespace ArmISA
109
110#endif //__ARCH_ARM_INSTS_CRYPTO_HH__