From: Tejasree Kondoj Date: Wed, 1 Sep 2021 10:19:23 +0000 (+0530) Subject: common/cnxk: add hash generation API X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=d85f9749f915302d1c26564578809ec27ebaf2ed;p=dpdk.git common/cnxk: add hash generation API Adding functions for hash generation that can be used in hmac opad/ipad calculation. Signed-off-by: Tejasree Kondoj Acked-by: Akhil Goyal --- diff --git a/drivers/common/cnxk/meson.build b/drivers/common/cnxk/meson.build index 6a7849f31c..8a551d15d6 100644 --- a/drivers/common/cnxk/meson.build +++ b/drivers/common/cnxk/meson.build @@ -19,6 +19,7 @@ sources = files( 'roc_cpt.c', 'roc_cpt_debug.c', 'roc_dev.c', + 'roc_hash.c', 'roc_idev.c', 'roc_irq.c', 'roc_mbox.c', diff --git a/drivers/common/cnxk/roc_api.h b/drivers/common/cnxk/roc_api.h index 52cb2f2d79..9c06cfee9a 100644 --- a/drivers/common/cnxk/roc_api.h +++ b/drivers/common/cnxk/roc_api.h @@ -125,4 +125,7 @@ #include "roc_ie_ot.h" #include "roc_se.h" +/* HASH computation */ +#include "roc_hash.h" + #endif /* _ROC_API_H_ */ diff --git a/drivers/common/cnxk/roc_hash.c b/drivers/common/cnxk/roc_hash.c new file mode 100644 index 0000000000..092286e41e --- /dev/null +++ b/drivers/common/cnxk/roc_hash.c @@ -0,0 +1,275 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright (c) 2021 Marvell. + */ + +#include "roc_api.h" + +#define lrot32(bits, word) (((word) << (bits)) | ((word) >> (32 - (bits)))) +#define rrot32(bits, word) lrot32(32 - (bits), word) +#define lrot64(bits, word) (((word) << (bits)) | ((word) >> (64 - (bits)))) +#define rrot64(bits, word) lrot64(64 - (bits), word) + +/* + * Compute a partial hash with the assumption that msg is the first block. + * Based on implementation from RFC 3174 + */ +void +roc_hash_sha1_gen(uint8_t *msg, uint32_t *hash) +{ + const uint32_t _K[] = {/* Round Constants defined in SHA-1 */ + 0x5A827999, 0x6ED9EBA1, 0x8F1BBCDC, 0xCA62C1D6}; + + const uint32_t _H[] = {/* Initial Hash constants defined in SHA-1 */ + 0x67452301, 0xEFCDAB89, 0x98BADCFE, 0x10325476, + 0xC3D2E1F0}; + int i; + uint32_t temp; /* Temporary word value */ + uint32_t W[80]; /* Word sequence */ + uint32_t A, B, C, D, E; /* Word buffers */ + + /* Initialize the first 16 words in the array W */ + memcpy(&W[0], msg, 16 * sizeof(W[0])); + + for (i = 0; i < 16; i++) + W[i] = htobe32(W[i]); + + for (i = 16; i < 80; i++) + W[i] = lrot32(1, W[i - 3] ^ W[i - 8] ^ W[i - 14] ^ W[i - 16]); + + A = _H[0]; + B = _H[1]; + C = _H[2]; + D = _H[3]; + E = _H[4]; + + for (i = 0; i < 80; i++) { + if (i >= 0 && i <= 19) + temp = ((B & C) | ((~B) & D)) + _K[0]; + else if (i >= 20 && i <= 39) + temp = (B ^ C ^ D) + _K[1]; + else if (i >= 40 && i <= 59) + temp = ((B & C) | (B & D) | (C & D)) + _K[2]; + else if (i >= 60 && i <= 79) + temp = (B ^ C ^ D) + _K[3]; + + temp = lrot32(5, A) + temp + E + W[i]; + E = D; + D = C; + C = lrot32(30, B); + B = A; + A = temp; + } + + A += _H[0]; + B += _H[1]; + C += _H[2]; + D += _H[3]; + E += _H[4]; + hash[0] = htobe32(A); + hash[1] = htobe32(B); + hash[2] = htobe32(C); + hash[3] = htobe32(D); + hash[4] = htobe32(E); +} + +/* + * Compute a partial hash with the assumption that msg is the first block. + * Based on implementation from RFC 3174 + */ +void +roc_hash_sha256_gen(uint8_t *msg, uint32_t *hash) +{ + const uint32_t _K[] = { + /* Round Constants defined in SHA-256 */ + 0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, 0x3956c25b, + 0x59f111f1, 0x923f82a4, 0xab1c5ed5, 0xd807aa98, 0x12835b01, + 0x243185be, 0x550c7dc3, 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, + 0xc19bf174, 0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc, + 0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da, 0x983e5152, + 0xa831c66d, 0xb00327c8, 0xbf597fc7, 0xc6e00bf3, 0xd5a79147, + 0x06ca6351, 0x14292967, 0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, + 0x53380d13, 0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85, + 0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3, 0xd192e819, + 0xd6990624, 0xf40e3585, 0x106aa070, 0x19a4c116, 0x1e376c08, + 0x2748774c, 0x34b0bcb5, 0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, + 0x682e6ff3, 0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208, + 0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2}; + + const uint32_t _H[] = {/* Initial Hash constants defined in SHA-256 */ + 0x6a09e667, 0xbb67ae85, 0x3c6ef372, 0xa54ff53a, + 0x510e527f, 0x9b05688c, 0x1f83d9ab, 0x5be0cd19}; + int i; + uint32_t temp[4], S0, S1; /* Temporary word value */ + uint32_t W[64]; /* Word sequence */ + uint32_t A, B, C, D, E, F, G, H; /* Word buffers */ + + /* Initialize the first 16 words in the array W */ + memcpy(&W[0], msg, 16 * sizeof(W[0])); + + for (i = 0; i < 16; i++) + W[i] = htobe32(W[i]); + + for (i = 16; i < 64; i++) { + S0 = rrot32(7, W[i - 15]) ^ rrot32(18, W[i - 15]) ^ + (W[i - 15] >> 3); + S1 = rrot32(17, W[i - 2]) ^ rrot32(19, W[i - 2]) ^ + (W[i - 2] >> 10); + W[i] = W[i - 16] + S0 + W[i - 7] + S1; + } + + A = _H[0]; + B = _H[1]; + C = _H[2]; + D = _H[3]; + E = _H[4]; + F = _H[5]; + G = _H[6]; + H = _H[7]; + + for (i = 0; i < 64; i++) { + S1 = rrot32(6, E) ^ rrot32(11, E) ^ rrot32(25, E); + temp[0] = (E & F) ^ ((~E) & G); + temp[1] = H + S1 + temp[0] + _K[i] + W[i]; + S0 = rrot32(2, A) ^ rrot32(13, A) ^ rrot32(22, A); + temp[2] = (A & B) ^ (A & C) ^ (B & C); + temp[3] = S0 + temp[2]; + + H = G; + G = F; + F = E; + E = D + temp[1]; + D = C; + C = B; + B = A; + A = temp[1] + temp[3]; + } + + A += _H[0]; + B += _H[1]; + C += _H[2]; + D += _H[3]; + E += _H[4]; + F += _H[5]; + G += _H[6]; + H += _H[7]; + hash[0] = htobe32(A); + hash[1] = htobe32(B); + hash[2] = htobe32(C); + hash[3] = htobe32(D); + hash[4] = htobe32(E); + hash[5] = htobe32(F); + hash[6] = htobe32(G); + hash[7] = htobe32(H); +} + +/* + * Compute a partial hash with the assumption that msg is the first block. + * Based on implementation from RFC 3174 + */ +void +roc_hash_sha512_gen(uint8_t *msg, uint64_t *hash, int hash_size) +{ + const uint64_t _K[] = { + /* Round Constants defined in SHA-512 */ + 0x428a2f98d728ae22, 0x7137449123ef65cd, 0xb5c0fbcfec4d3b2f, + 0xe9b5dba58189dbbc, 0x3956c25bf348b538, 0x59f111f1b605d019, + 0x923f82a4af194f9b, 0xab1c5ed5da6d8118, 0xd807aa98a3030242, + 0x12835b0145706fbe, 0x243185be4ee4b28c, 0x550c7dc3d5ffb4e2, + 0x72be5d74f27b896f, 0x80deb1fe3b1696b1, 0x9bdc06a725c71235, + 0xc19bf174cf692694, 0xe49b69c19ef14ad2, 0xefbe4786384f25e3, + 0x0fc19dc68b8cd5b5, 0x240ca1cc77ac9c65, 0x2de92c6f592b0275, + 0x4a7484aa6ea6e483, 0x5cb0a9dcbd41fbd4, 0x76f988da831153b5, + 0x983e5152ee66dfab, 0xa831c66d2db43210, 0xb00327c898fb213f, + 0xbf597fc7beef0ee4, 0xc6e00bf33da88fc2, 0xd5a79147930aa725, + 0x06ca6351e003826f, 0x142929670a0e6e70, 0x27b70a8546d22ffc, + 0x2e1b21385c26c926, 0x4d2c6dfc5ac42aed, 0x53380d139d95b3df, + 0x650a73548baf63de, 0x766a0abb3c77b2a8, 0x81c2c92e47edaee6, + 0x92722c851482353b, 0xa2bfe8a14cf10364, 0xa81a664bbc423001, + 0xc24b8b70d0f89791, 0xc76c51a30654be30, 0xd192e819d6ef5218, + 0xd69906245565a910, 0xf40e35855771202a, 0x106aa07032bbd1b8, + 0x19a4c116b8d2d0c8, 0x1e376c085141ab53, 0x2748774cdf8eeb99, + 0x34b0bcb5e19b48a8, 0x391c0cb3c5c95a63, 0x4ed8aa4ae3418acb, + 0x5b9cca4f7763e373, 0x682e6ff3d6b2b8a3, 0x748f82ee5defb2fc, + 0x78a5636f43172f60, 0x84c87814a1f0ab72, 0x8cc702081a6439ec, + 0x90befffa23631e28, 0xa4506cebde82bde9, 0xbef9a3f7b2c67915, + 0xc67178f2e372532b, 0xca273eceea26619c, 0xd186b8c721c0c207, + 0xeada7dd6cde0eb1e, 0xf57d4f7fee6ed178, 0x06f067aa72176fba, + 0x0a637dc5a2c898a6, 0x113f9804bef90dae, 0x1b710b35131c471b, + 0x28db77f523047d84, 0x32caab7b40c72493, 0x3c9ebe0a15c9bebc, + 0x431d67c49c100d4c, 0x4cc5d4becb3e42b6, 0x597f299cfc657e2a, + 0x5fcb6fab3ad6faec, 0x6c44198c4a475817}; + + const uint64_t _H384[] = {/* Initial Hash constants defined in SHA384 */ + 0xcbbb9d5dc1059ed8, 0x629a292a367cd507, + 0x9159015a3070dd17, 0x152fecd8f70e5939, + 0x67332667ffc00b31, 0x8eb44a8768581511, + 0xdb0c2e0d64f98fa7, 0x47b5481dbefa4fa4}; + const uint64_t _H512[] = {/* Initial Hash constants defined in SHA512 */ + 0x6a09e667f3bcc908, 0xbb67ae8584caa73b, + 0x3c6ef372fe94f82b, 0xa54ff53a5f1d36f1, + 0x510e527fade682d1, 0x9b05688c2b3e6c1f, + 0x1f83d9abfb41bd6b, 0x5be0cd19137e2179}; + int i; + uint64_t temp[4], S0, S1; /* Temporary word value */ + uint64_t W[80]; /* Word sequence */ + uint64_t A, B, C, D, E, F, G, H; /* Word buffers */ + const uint64_t *_H = (hash_size == 384) ? _H384 : _H512; + + /* Initialize the first 16 words in the array W */ + memcpy(&W[0], msg, 16 * sizeof(W[0])); + + for (i = 0; i < 16; i++) + W[i] = htobe64(W[i]); + + for (i = 16; i < 80; i++) { + S0 = rrot64(1, W[i - 15]) ^ rrot64(8, W[i - 15]) ^ + (W[i - 15] >> 7); + S1 = rrot64(19, W[i - 2]) ^ rrot64(61, W[i - 2]) ^ + (W[i - 2] >> 6); + W[i] = W[i - 16] + S0 + W[i - 7] + S1; + } + + A = _H[0]; + B = _H[1]; + C = _H[2]; + D = _H[3]; + E = _H[4]; + F = _H[5]; + G = _H[6]; + H = _H[7]; + + for (i = 0; i < 80; i++) { + S1 = rrot64(14, E) ^ rrot64(18, E) ^ rrot64(41, E); + temp[0] = (E & F) ^ ((~E) & G); + temp[1] = H + S1 + temp[0] + _K[i] + W[i]; + S0 = rrot64(28, A) ^ rrot64(34, A) ^ rrot64(39, A); + temp[2] = (A & B) ^ (A & C) ^ (B & C); + temp[3] = S0 + temp[2]; + + H = G; + G = F; + F = E; + E = D + temp[1]; + D = C; + C = B; + B = A; + A = temp[1] + temp[3]; + } + + A += _H[0]; + B += _H[1]; + C += _H[2]; + D += _H[3]; + E += _H[4]; + F += _H[5]; + G += _H[6]; + H += _H[7]; + hash[0] = htobe64(A); + hash[1] = htobe64(B); + hash[2] = htobe64(C); + hash[3] = htobe64(D); + hash[4] = htobe64(E); + hash[5] = htobe64(F); + hash[6] = htobe64(G); + hash[7] = htobe64(H); +} diff --git a/drivers/common/cnxk/roc_hash.h b/drivers/common/cnxk/roc_hash.h new file mode 100644 index 0000000000..1bc9222445 --- /dev/null +++ b/drivers/common/cnxk/roc_hash.h @@ -0,0 +1,16 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright (c) 2021 Marvell. + */ + +#ifndef _ROC_HASH_H_ +#define _ROC_HASH_H_ + +/* + * Compute a partial hash with the assumption that msg is the first block. + * Based on implementation from RFC 3174 + */ +void __roc_api roc_hash_sha1_gen(uint8_t *msg, uint32_t *hash); +void __roc_api roc_hash_sha256_gen(uint8_t *msg, uint32_t *hash); +void __roc_api roc_hash_sha512_gen(uint8_t *msg, uint64_t *hash, int hash_size); + +#endif /* _ROC_HASH_H_ */ diff --git a/drivers/common/cnxk/version.map b/drivers/common/cnxk/version.map index 2cbcc4b93a..34a844bfe8 100644 --- a/drivers/common/cnxk/version.map +++ b/drivers/common/cnxk/version.map @@ -64,6 +64,9 @@ INTERNAL { roc_cpt_lmtline_init; roc_cpt_rxc_time_cfg; roc_error_msg_get; + roc_hash_sha1_gen; + roc_hash_sha256_gen; + roc_hash_sha512_gen; roc_idev_cpt_get; roc_idev_cpt_set; roc_idev_lmt_base_addr_get;