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111 lines
5.4 KiB
C
111 lines
5.4 KiB
C
/**
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* Author......: See docs/credits.txt
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* License.....: MIT
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*/
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#ifndef INC_HASH_SM3_H
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#define INC_HASH_SM3_H
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#define SM3_P0_S(x) ((x) ^ hc_rotl32_S((x), 9) ^ hc_rotl32_S((x), 17))
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#define SM3_P1_S(x) ((x) ^ hc_rotl32_S((x), 15) ^ hc_rotl32_S((x), 23))
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#define SM3_P0(x) ((x) ^ hc_rotl32((x), 9) ^ hc_rotl32((x), 17))
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#define SM3_P1(x) ((x) ^ hc_rotl32((x), 15) ^ hc_rotl32((x), 23))
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#define SM3_FF0(x, y, z) ((x) ^ (y) ^ (z))
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#define SM3_GG0(x, y, z) ((x) ^ (y) ^ (z))
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#ifdef USE_BITSELECT
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#define SM3_FF1(x, y, z) (bitselect ((x), (y), ((x) ^ (z))))
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#define SM3_GG1(x, y, z) (bitselect ((z), (y), (x)))
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#else
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#define SM3_FF1(x, y, z) (((x) & (y)) | ((z) & ((x) ^ (y))))
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#define SM3_GG1(x, y, z) (((z) ^ ((x) & ((y) ^ (z)))))
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#endif
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#define SM3_EXPAND_S(a, b, c, d, e) (SM3_P1_S(a ^ b ^ hc_rotl32_S(c, 15)) ^ hc_rotl32_S(d, 7) ^ e)
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#define SM3_EXPAND(a, b, c, d, e) (SM3_P1(a ^ b ^ hc_rotl32(c, 15)) ^ hc_rotl32(d, 7) ^ e)
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// Only Wj need to be parenthesis because of operator priority
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// (Wj = Wi ^ Wi+4)
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#define SM3_ROUND_S(a, b, c, d, e, f, g, h, Tj, Wi, Wj, FF, GG) \
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{ \
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const u32 A_ROTL12 = hc_rotl32_S(a, 12); \
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const u32 SS1 = hc_rotl32_S(A_ROTL12 + e + Tj, 7); \
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const u32 TT1 = FF(a, b, c) + d + (SS1 ^ A_ROTL12) + (Wj); \
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const u32 TT2 = GG(e, f, g) + h + SS1 + Wi; \
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b = hc_rotl32_S(b, 9); \
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d = TT1; \
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f = hc_rotl32_S(f, 19); \
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h = SM3_P0_S(TT2); \
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}
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#define SM3_ROUND(a, b, c, d, e, f, g, h, Tj, Wi, Wj, FF, GG) \
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{ \
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const u32x A_ROTL12 = hc_rotl32(a, 12); \
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const u32x SS1 = hc_rotl32(A_ROTL12 + e + make_u32x(Tj), 7); \
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const u32x TT1 = FF(a, b, c) + d + (SS1 ^ A_ROTL12) + (Wj); \
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const u32x TT2 = GG(e, f, g) + h + SS1 + Wi; \
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b = hc_rotl32(b, 9); \
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d = TT1; \
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f = hc_rotl32(f, 19); \
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h = SM3_P0(TT2); \
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}
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#define SM3_ROUND1_S(a, b, c, d, e, f, g, h, Tj, Wi, Wj) SM3_ROUND_S(a, b, c, d, e, f, g, h, Tj, Wi, Wj, SM3_FF0, SM3_GG0)
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#define SM3_ROUND1(a, b, c, d, e, f, g, h, Tj, Wi, Wj) SM3_ROUND(a, b, c, d, e, f, g, h, Tj, Wi, Wj, SM3_FF0, SM3_GG0)
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#define SM3_ROUND2_S(a, b, c, d, e, f, g, h, Tj, Wi, Wj) SM3_ROUND_S(a, b, c, d, e, f, g, h, Tj, Wi, Wj, SM3_FF1, SM3_GG1)
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#define SM3_ROUND2(a, b, c, d, e, f, g, h, Tj, Wi, Wj) SM3_ROUND(a, b, c, d, e, f, g, h, Tj, Wi, Wj, SM3_FF1, SM3_GG1)
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typedef struct sm3_ctx
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{
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u32 h[8];
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u32 w0[4];
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u32 w1[4];
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u32 w2[4];
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u32 w3[4];
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int len;
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} sm3_ctx_t;
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typedef struct sm3_ctx_vector
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{
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u32x h[8];
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u32x w0[4];
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u32x w1[4];
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u32x w2[4];
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u32x w3[4];
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int len;
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} sm3_ctx_vector_t;
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DECLSPEC void sm3_transform (PRIVATE_AS const u32 *w0, PRIVATE_AS const u32 *w1, PRIVATE_AS const u32 *w2, PRIVATE_AS const u32 *w3, PRIVATE_AS u32 *digest);
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DECLSPEC void sm3_init (PRIVATE_AS sm3_ctx_t *ctx);
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DECLSPEC void sm3_update_64 (PRIVATE_AS sm3_ctx_t *ctx, PRIVATE_AS u32 *w0, PRIVATE_AS u32 *w1, PRIVATE_AS u32 *w2, PRIVATE_AS u32 *w3, const int len);
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DECLSPEC void sm3_update (PRIVATE_AS sm3_ctx_t *ctx, PRIVATE_AS const u32 *w, const int len);
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DECLSPEC void sm3_update_swap (PRIVATE_AS sm3_ctx_t *ctx, PRIVATE_AS const u32 *w, const int len);
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DECLSPEC void sm3_update_utf16le (PRIVATE_AS sm3_ctx_t *ctx, PRIVATE_AS const u32 *w, const int len);
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DECLSPEC void sm3_update_utf16le_swap (PRIVATE_AS sm3_ctx_t *ctx, PRIVATE_AS const u32 *w, const int len);
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DECLSPEC void sm3_update_global (PRIVATE_AS sm3_ctx_t *ctx, GLOBAL_AS const u32 *w, const int len);
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DECLSPEC void sm3_update_global_swap (PRIVATE_AS sm3_ctx_t *ctx, GLOBAL_AS const u32 *w, const int len);
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DECLSPEC void sm3_update_global_utf16le (PRIVATE_AS sm3_ctx_t *ctx, GLOBAL_AS const u32 *w, const int len);
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DECLSPEC void sm3_update_global_utf16le_swap (PRIVATE_AS sm3_ctx_t *ctx, GLOBAL_AS const u32 *w, const int len);
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DECLSPEC void sm3_final (PRIVATE_AS sm3_ctx_t *ctx);
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DECLSPEC void sm3_transform_vector (PRIVATE_AS const u32x *w0, PRIVATE_AS const u32x *w1, PRIVATE_AS const u32x *w2, PRIVATE_AS const u32x *w3, PRIVATE_AS u32x *digest);
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DECLSPEC void sm3_init_vector (PRIVATE_AS sm3_ctx_vector_t *ctx);
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DECLSPEC void sm3_init_vector_from_scalar (PRIVATE_AS sm3_ctx_vector_t *ctx, PRIVATE_AS sm3_ctx_t *ctx0);
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DECLSPEC void sm3_update_vector_64 (PRIVATE_AS sm3_ctx_vector_t *ctx, PRIVATE_AS u32x *w0, PRIVATE_AS u32x *w1, PRIVATE_AS u32x *w2, PRIVATE_AS u32x *w3, const int len);
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DECLSPEC void sm3_update_vector (PRIVATE_AS sm3_ctx_vector_t *ctx, PRIVATE_AS const u32x *w, const int len);
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DECLSPEC void sm3_update_vector_swap (PRIVATE_AS sm3_ctx_vector_t *ctx, PRIVATE_AS const u32x *w, const int len);
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DECLSPEC void sm3_update_vector_utf16le (PRIVATE_AS sm3_ctx_vector_t *ctx, PRIVATE_AS const u32x *w, const int len);
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DECLSPEC void sm3_update_vector_utf16le_swap (PRIVATE_AS sm3_ctx_vector_t *ctx, PRIVATE_AS const u32x *w, const int len);
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DECLSPEC void sm3_update_vector_utf16beN (PRIVATE_AS sm3_ctx_vector_t *ctx, PRIVATE_AS const u32x *w, const int len);
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DECLSPEC void sm3_final_vector (PRIVATE_AS sm3_ctx_vector_t *ctx);
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#endif
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