More cleanup, and fix SHA384 built-in C code.
This commit is contained in:
Adam Ierymenko
parent
91d0cbe892
commit
37047a39f9
9 changed files with 229 additions and 205 deletions
357
node/SHA512.cpp
357
node/SHA512.cpp
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@ -1,11 +1,4 @@
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// Code taken from NaCl by D. J. Bernstein and others
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// Public domain
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/*
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20080913
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D. J. Bernstein
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Public domain.
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*/
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// This code is public domain, taken from a PD crypto source file on GitHub.
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#include <stdint.h>
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#include <stdlib.h>
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@ -14,191 +7,225 @@ Public domain.
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#include "SHA512.hpp"
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#include "Utils.hpp"
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#include <utility>
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#include <algorithm>
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#ifndef ZT_HAVE_NATIVE_SHA512
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namespace ZeroTier {
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namespace {
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static inline void sha512_encode(uint64_t input, uint8_t *output, uint32_t idx)
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{
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output[idx + 0] = (uint8_t)(input >> 56);
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output[idx + 1] = (uint8_t)(input >> 48);
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output[idx + 2] = (uint8_t)(input >> 40);
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output[idx + 3] = (uint8_t)(input >> 32);
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output[idx + 4] = (uint8_t)(input >> 24);
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output[idx + 5] = (uint8_t)(input >> 16);
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output[idx + 6] = (uint8_t)(input >> 8);
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output[idx + 7] = (uint8_t)(input >> 0);
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}
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static inline void sha512_decode(uint64_t *output, uint8_t *input, uint32_t idx)
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{
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*output = ((uint64_t)input[idx + 0] << 56)
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| ((uint64_t)input[idx + 1] << 48)
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| ((uint64_t)input[idx + 2] << 40)
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| ((uint64_t)input[idx + 3] << 32)
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| ((uint64_t)input[idx + 4] << 24)
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| ((uint64_t)input[idx + 5] << 16)
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| ((uint64_t)input[idx + 6] << 8)
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| ((uint64_t)input[idx + 7] << 0);
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}
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typedef struct sha512_ctx_tag {
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uint32_t is_sha384;
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uint8_t block[128];
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uint64_t len[2];
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uint64_t val[8];
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uint8_t *payload_addr;
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unsigned long payload_len;
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} sha512_ctx_t;
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#define LSR(x,n) (x >> n)
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#define ROR(x,n) (LSR(x,n) | (x << (64 - n)))
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#define MA(x,y,z) ((x & y) | (z & (x | y)))
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#define CH(x,y,z) (z ^ (x & (y ^ z)))
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#define GAMMA0(x) (ROR(x, 1) ^ ROR(x, 8) ^ LSR(x, 7))
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#define GAMMA1(x) (ROR(x,19) ^ ROR(x,61) ^ LSR(x, 6))
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#define SIGMA0(x) (ROR(x,28) ^ ROR(x,34) ^ ROR(x,39))
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#define SIGMA1(x) (ROR(x,14) ^ ROR(x,18) ^ ROR(x,41))
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#define INIT_COMPRESSOR() uint64_t tmp0 = 0, tmp1 = 0
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#define COMPRESS( a, b, c, d, e, f, g, h, x, k) \
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tmp0 = h + SIGMA1(e) + CH(e,f,g) + k + x; \
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tmp1 = SIGMA0(a) + MA(a,b,c); d += tmp0; h = tmp0 + tmp1;
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static const uint8_t sha512_padding[128] = { 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
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static const uint64_t K[80] = {
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0x428A2F98D728AE22ULL, 0x7137449123EF65CDULL, 0xB5C0FBCFEC4D3B2FULL, 0xE9B5DBA58189DBBCULL,
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0x3956C25BF348B538ULL, 0x59F111F1B605D019ULL, 0x923F82A4AF194F9BULL, 0xAB1C5ED5DA6D8118ULL,
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0xD807AA98A3030242ULL, 0x12835B0145706FBEULL, 0x243185BE4EE4B28CULL, 0x550C7DC3D5FFB4E2ULL,
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0x72BE5D74F27B896FULL, 0x80DEB1FE3B1696B1ULL, 0x9BDC06A725C71235ULL, 0xC19BF174CF692694ULL,
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0xE49B69C19EF14AD2ULL, 0xEFBE4786384F25E3ULL, 0x0FC19DC68B8CD5B5ULL, 0x240CA1CC77AC9C65ULL,
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0x2DE92C6F592B0275ULL, 0x4A7484AA6EA6E483ULL, 0x5CB0A9DCBD41FBD4ULL, 0x76F988DA831153B5ULL,
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0x983E5152EE66DFABULL, 0xA831C66D2DB43210ULL, 0xB00327C898FB213FULL, 0xBF597FC7BEEF0EE4ULL,
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0xC6E00BF33DA88FC2ULL, 0xD5A79147930AA725ULL, 0x06CA6351E003826FULL, 0x142929670A0E6E70ULL,
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0x27B70A8546D22FFCULL, 0x2E1B21385C26C926ULL, 0x4D2C6DFC5AC42AEDULL, 0x53380D139D95B3DFULL,
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0x650A73548BAF63DEULL, 0x766A0ABB3C77B2A8ULL, 0x81C2C92E47EDAEE6ULL, 0x92722C851482353BULL,
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0xA2BFE8A14CF10364ULL, 0xA81A664BBC423001ULL, 0xC24B8B70D0F89791ULL, 0xC76C51A30654BE30ULL,
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0xD192E819D6EF5218ULL, 0xD69906245565A910ULL, 0xF40E35855771202AULL, 0x106AA07032BBD1B8ULL,
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0x19A4C116B8D2D0C8ULL, 0x1E376C085141AB53ULL, 0x2748774CDF8EEB99ULL, 0x34B0BCB5E19B48A8ULL,
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0x391C0CB3C5C95A63ULL, 0x4ED8AA4AE3418ACBULL, 0x5B9CCA4F7763E373ULL, 0x682E6FF3D6B2B8A3ULL,
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0x748F82EE5DEFB2FCULL, 0x78A5636F43172F60ULL, 0x84C87814A1F0AB72ULL, 0x8CC702081A6439ECULL,
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0x90BEFFFA23631E28ULL, 0xA4506CEBDE82BDE9ULL, 0xBEF9A3F7B2C67915ULL, 0xC67178F2E372532BULL,
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0xCA273ECEEA26619CULL, 0xD186B8C721C0C207ULL, 0xEADA7DD6CDE0EB1EULL, 0xF57D4F7FEE6ED178ULL,
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0x06F067AA72176FBAULL, 0x0A637DC5A2C898A6ULL, 0x113F9804BEF90DAEULL, 0x1B710B35131C471BULL,
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0x28DB77F523047D84ULL, 0x32CAAB7B40C72493ULL, 0x3C9EBE0A15C9BEBCULL, 0x431D67C49C100D4CULL,
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0x4CC5D4BECB3E42B6ULL, 0x597F299CFC657E2AULL, 0x5FCB6FAB3AD6FAECULL, 0x6C44198C4A475817ULL
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struct sha512_state {
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uint64_t length,state[8];
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unsigned long curlen;
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uint8_t buf[128];
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};
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#define sha512_memcpy(s,d,l) memcpy((d),(s),(l))
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#define sha512_memclr(d,l) memset((d),0,(l))
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static const uint64_t K[80] = {
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0x428a2f98d728ae22ULL,0x7137449123ef65cdULL,
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0xb5c0fbcfec4d3b2fULL,0xe9b5dba58189dbbcULL,
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0x3956c25bf348b538ULL,0x59f111f1b605d019ULL,
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0x923f82a4af194f9bULL,0xab1c5ed5da6d8118ULL,
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0xd807aa98a3030242ULL,0x12835b0145706fbeULL,
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0x243185be4ee4b28cULL,0x550c7dc3d5ffb4e2ULL,
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0x72be5d74f27b896fULL,0x80deb1fe3b1696b1ULL,
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0x9bdc06a725c71235ULL,0xc19bf174cf692694ULL,
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0xe49b69c19ef14ad2ULL,0xefbe4786384f25e3ULL,
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0x0fc19dc68b8cd5b5ULL,0x240ca1cc77ac9c65ULL,
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0x2de92c6f592b0275ULL,0x4a7484aa6ea6e483ULL,
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0x5cb0a9dcbd41fbd4ULL,0x76f988da831153b5ULL,
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0x983e5152ee66dfabULL,0xa831c66d2db43210ULL,
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0xb00327c898fb213fULL,0xbf597fc7beef0ee4ULL,
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0xc6e00bf33da88fc2ULL,0xd5a79147930aa725ULL,
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0x06ca6351e003826fULL,0x142929670a0e6e70ULL,
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0x27b70a8546d22ffcULL,0x2e1b21385c26c926ULL,
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0x4d2c6dfc5ac42aedULL,0x53380d139d95b3dfULL,
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0x650a73548baf63deULL,0x766a0abb3c77b2a8ULL,
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0x81c2c92e47edaee6ULL,0x92722c851482353bULL,
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0xa2bfe8a14cf10364ULL,0xa81a664bbc423001ULL,
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0xc24b8b70d0f89791ULL,0xc76c51a30654be30ULL,
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0xd192e819d6ef5218ULL,0xd69906245565a910ULL,
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0xf40e35855771202aULL,0x106aa07032bbd1b8ULL,
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0x19a4c116b8d2d0c8ULL,0x1e376c085141ab53ULL,
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0x2748774cdf8eeb99ULL,0x34b0bcb5e19b48a8ULL,
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0x391c0cb3c5c95a63ULL,0x4ed8aa4ae3418acbULL,
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0x5b9cca4f7763e373ULL,0x682e6ff3d6b2b8a3ULL,
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0x748f82ee5defb2fcULL,0x78a5636f43172f60ULL,
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0x84c87814a1f0ab72ULL,0x8cc702081a6439ecULL,
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0x90befffa23631e28ULL,0xa4506cebde82bde9ULL,
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0xbef9a3f7b2c67915ULL,0xc67178f2e372532bULL,
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0xca273eceea26619cULL,0xd186b8c721c0c207ULL,
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0xeada7dd6cde0eb1eULL,0xf57d4f7fee6ed178ULL,
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0x06f067aa72176fbaULL,0x0a637dc5a2c898a6ULL,
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0x113f9804bef90daeULL,0x1b710b35131c471bULL,
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0x28db77f523047d84ULL,0x32caab7b40c72493ULL,
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0x3c9ebe0a15c9bebcULL,0x431d67c49c100d4cULL,
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0x4cc5d4becb3e42b6ULL,0x597f299cfc657e2aULL,
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0x5fcb6fab3ad6faecULL,0x6c44198c4a475817ULL
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};
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static inline void sha512_init_512(sha512_ctx_t *sha512_ctx, uint8_t *payload_addr, unsigned long payload_len)
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{
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sha512_memclr((uint8_t *)sha512_ctx,sizeof(sha512_ctx_t));
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sha512_ctx->val[0] = 0x6A09E667F3BCC908ULL;
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sha512_ctx->val[1] = 0xBB67AE8584CAA73BULL;
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sha512_ctx->val[2] = 0x3C6EF372FE94F82BULL;
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sha512_ctx->val[3] = 0xA54FF53A5F1D36F1ULL;
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sha512_ctx->val[4] = 0x510E527FADE682D1ULL;
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sha512_ctx->val[5] = 0x9B05688C2B3E6C1FULL;
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sha512_ctx->val[6] = 0x1F83D9ABFB41BD6BULL;
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sha512_ctx->val[7] = 0x5BE0CD19137E2179ULL;
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sha512_ctx->is_sha384 = 0;
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sha512_ctx->payload_addr = payload_addr;
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sha512_ctx->payload_len = (uint64_t)payload_len;
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sha512_ctx->len[0] = payload_len << 3;
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sha512_ctx->len[1] = payload_len >> 61;
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}
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#define STORE64H(x, y) \
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{ (y)[0] = (unsigned char)(((x)>>56)&255); (y)[1] = (unsigned char)(((x)>>48)&255); \
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(y)[2] = (unsigned char)(((x)>>40)&255); (y)[3] = (unsigned char)(((x)>>32)&255); \
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(y)[4] = (unsigned char)(((x)>>24)&255); (y)[5] = (unsigned char)(((x)>>16)&255); \
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(y)[6] = (unsigned char)(((x)>>8)&255); (y)[7] = (unsigned char)((x)&255); }
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static inline void sha512_init_384(sha512_ctx_t *sha512_ctx, uint8_t *payload_addr, unsigned long payload_len)
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{
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sha512_memclr((uint8_t *)sha512_ctx,sizeof(sha512_ctx_t));
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sha512_ctx->val[0] = 0xCBBB9D5DC1059ED8ULL;
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sha512_ctx->val[1] = 0x629A292A367CD507ULL;
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sha512_ctx->val[2] = 0x9159015A3070DD17ULL;
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sha512_ctx->val[3] = 0x152FECD8F70E5939ULL;
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sha512_ctx->val[4] = 0x67332667FFC00B31ULL;
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sha512_ctx->val[5] = 0x8EB44A8768581511ULL;
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sha512_ctx->val[6] = 0xDB0C2E0D64F98FA7ULL;
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sha512_ctx->val[7] = 0x47B5481DBEFA4FA4ULL;
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sha512_ctx->is_sha384 = 1;
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sha512_ctx->payload_addr = payload_addr;
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sha512_ctx->payload_len = (uint64_t)payload_len;
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sha512_ctx->len[0] = payload_len << 3;
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sha512_ctx->len[1] = payload_len >> 61;
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}
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#define LOAD64H(x, y) \
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{ x = (((uint64_t)((y)[0] & 255))<<56)|(((uint64_t)((y)[1] & 255))<<48) | \
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(((uint64_t)((y)[2] & 255))<<40)|(((uint64_t)((y)[3] & 255))<<32) | \
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(((uint64_t)((y)[4] & 255))<<24)|(((uint64_t)((y)[5] & 255))<<16) | \
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(((uint64_t)((y)[6] & 255))<<8)|(((uint64_t)((y)[7] & 255))); }
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static inline void sha512_hash_factory(sha512_ctx_t *ctx, uint8_t data[128])
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#define ROL64c(x,y) (((x)<<(y)) | ((x)>>(64-(y))))
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#define ROR64c(x,y) (((x)>>(y)) | ((x)<<(64-(y))))
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#define Ch(x,y,z) (z ^ (x & (y ^ z)))
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#define Maj(x,y,z) (((x | y) & z) | (x & y))
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#define S(x, n) ROR64c(x, n)
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#define R(x, n) ((x)>>(n))
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#define Sigma0(x) (S(x, 28) ^ S(x, 34) ^ S(x, 39))
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#define Sigma1(x) (S(x, 14) ^ S(x, 18) ^ S(x, 41))
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#define Gamma0(x) (S(x, 1) ^ S(x, 8) ^ R(x, 7))
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#define Gamma1(x) (S(x, 19) ^ S(x, 61) ^ R(x, 6))
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static ZT_ALWAYS_INLINE void sha512_compress(sha512_state *const md,uint8_t *const buf)
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{
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uint32_t i = 0;
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uint64_t W[80];
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uint64_t v[8];
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INIT_COMPRESSOR();
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for(i = 0; i < 16; i++) { sha512_decode(&W[i], data, i << 3 ); }
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for(; i < 80; i++) { W[i] = GAMMA1(W[i - 2]) + W[i - 7] + GAMMA0(W[i - 15]) + W[i - 16]; }
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for (i = 0;i < 8; i++) { v[i] = ctx->val[i]; }
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for(i = 0; i < 80;) {
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COMPRESS(v[0], v[1], v[2], v[3], v[4], v[5], v[6], v[7], W[i], K[i] ); i++;
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COMPRESS(v[7], v[0], v[1], v[2], v[3], v[4], v[5], v[6], W[i], K[i] ); i++;
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COMPRESS(v[6], v[7], v[0], v[1], v[2], v[3], v[4], v[5], W[i], K[i] ); i++;
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COMPRESS(v[5], v[6], v[7], v[0], v[1], v[2], v[3], v[4], W[i], K[i] ); i++;
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COMPRESS(v[4], v[5], v[6], v[7], v[0], v[1], v[2], v[3], W[i], K[i] ); i++;
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COMPRESS(v[3], v[4], v[5], v[6], v[7], v[0], v[1], v[2], W[i], K[i] ); i++;
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COMPRESS(v[2], v[3], v[4], v[5], v[6], v[7], v[0], v[1], W[i], K[i] ); i++;
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COMPRESS(v[1], v[2], v[3], v[4], v[5], v[6], v[7], v[0], W[i], K[i] ); i++;
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uint64_t S[8], W[80], t0, t1;
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int i;
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for (i = 0; i < 8; i++) {
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S[i] = md->state[i];
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}
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for (i = 0; i < 8; i++) { ctx->val[i] += v[i]; }
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}
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static inline void sha512_stage1(sha512_ctx_t *sha512_ctx)
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{
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while (sha512_ctx->payload_len >= 128) {
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sha512_hash_factory(sha512_ctx, sha512_ctx->payload_addr);
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sha512_ctx->payload_addr += 128;
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sha512_ctx->payload_len -= 128;
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for (i = 0; i < 16; i++) {
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LOAD64H(W[i], buf + (8*i));
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}
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for (i = 16; i < 80; i++) {
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W[i] = Gamma1(W[i - 2]) + W[i - 7] + Gamma0(W[i - 15]) + W[i - 16];
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}
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#define RND(a,b,c,d,e,f,g,h,i) \
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t0 = h + Sigma1(e) + Ch(e, f, g) + K[i] + W[i]; \
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t1 = Sigma0(a) + Maj(a, b, c); \
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d += t0; \
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h = t0 + t1;
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for (i = 0; i < 80; i += 8) {
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RND(S[0],S[1],S[2],S[3],S[4],S[5],S[6],S[7],i+0);
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RND(S[7],S[0],S[1],S[2],S[3],S[4],S[5],S[6],i+1);
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RND(S[6],S[7],S[0],S[1],S[2],S[3],S[4],S[5],i+2);
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RND(S[5],S[6],S[7],S[0],S[1],S[2],S[3],S[4],i+3);
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RND(S[4],S[5],S[6],S[7],S[0],S[1],S[2],S[3],i+4);
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RND(S[3],S[4],S[5],S[6],S[7],S[0],S[1],S[2],i+5);
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RND(S[2],S[3],S[4],S[5],S[6],S[7],S[0],S[1],i+6);
|
||||
RND(S[1],S[2],S[3],S[4],S[5],S[6],S[7],S[0],i+7);
|
||||
}
|
||||
|
||||
|
||||
/* feedback */
|
||||
for (i = 0; i < 8; i++) {
|
||||
md->state[i] = md->state[i] + S[i];
|
||||
}
|
||||
}
|
||||
|
||||
static inline void sha512_stage2(sha512_ctx_t *sha512_ctx, uint8_t output[64])
|
||||
static ZT_ALWAYS_INLINE void sha384_init(sha512_state *const md)
|
||||
{
|
||||
uint32_t block_pos = sha512_ctx->payload_len;
|
||||
uint32_t padding_bytes = 0;
|
||||
uint8_t temp_data[128] = {0};
|
||||
uint8_t *temp_data_p = (uint8_t *)&temp_data[0];
|
||||
uint8_t len_be[16] = {0};
|
||||
uint8_t i = 0;
|
||||
sha512_memcpy(sha512_ctx->payload_addr, temp_data_p, sha512_ctx->payload_len);
|
||||
padding_bytes = 112 - block_pos;
|
||||
temp_data_p += block_pos;
|
||||
sha512_memcpy((uint8_t *)sha512_padding, temp_data_p, padding_bytes);
|
||||
temp_data_p += padding_bytes;
|
||||
sha512_encode(sha512_ctx->len[1], len_be, 0);
|
||||
sha512_encode(sha512_ctx->len[0], len_be, 8);
|
||||
sha512_memcpy(len_be, temp_data_p, 16);
|
||||
sha512_hash_factory(sha512_ctx, temp_data);
|
||||
for (i = 0; i < 6; i++) { sha512_encode(sha512_ctx->val[i], output, i * 8); }
|
||||
for ( ;(i < 8) && (sha512_ctx->is_sha384 == 0); i++) { sha512_encode(sha512_ctx->val[i], output, i * 8); }
|
||||
md->curlen = 0;
|
||||
md->length = 0;
|
||||
md->state[0] = 0xcbbb9d5dc1059ed8ULL;
|
||||
md->state[1] = 0x629a292a367cd507ULL;
|
||||
md->state[2] = 0x9159015a3070dd17ULL;
|
||||
md->state[3] = 0x152fecd8f70e5939ULL;
|
||||
md->state[4] = 0x67332667ffc00b31ULL;
|
||||
md->state[5] = 0x8eb44a8768581511ULL;
|
||||
md->state[6] = 0xdb0c2e0d64f98fa7ULL;
|
||||
md->state[7] = 0x47b5481dbefa4fa4ULL;
|
||||
}
|
||||
|
||||
static ZT_ALWAYS_INLINE void sha512_init(sha512_state *const md)
|
||||
{
|
||||
md->curlen = 0;
|
||||
md->length = 0;
|
||||
md->state[0] = 0x6a09e667f3bcc908ULL;
|
||||
md->state[1] = 0xbb67ae8584caa73bULL;
|
||||
md->state[2] = 0x3c6ef372fe94f82bULL;
|
||||
md->state[3] = 0xa54ff53a5f1d36f1ULL;
|
||||
md->state[4] = 0x510e527fade682d1ULL;
|
||||
md->state[5] = 0x9b05688c2b3e6c1fULL;
|
||||
md->state[6] = 0x1f83d9abfb41bd6bULL;
|
||||
md->state[7] = 0x5be0cd19137e2179ULL;
|
||||
}
|
||||
|
||||
static ZT_ALWAYS_INLINE void sha512_process(sha512_state *const md,const uint8_t *in,unsigned long inlen)
|
||||
{
|
||||
while (inlen > 0) {
|
||||
if (md->curlen == 0 && inlen >= 128) {
|
||||
sha512_compress(md,(uint8_t *)in);
|
||||
md->length += 128 * 8;
|
||||
in += 128;
|
||||
inlen -= 128;
|
||||
} else {
|
||||
unsigned long n = std::min(inlen,(128 - md->curlen));
|
||||
memcpy(md->buf + md->curlen,in,n);
|
||||
md->curlen += n;
|
||||
in += n;
|
||||
inlen -= n;
|
||||
if (md->curlen == 128) {
|
||||
sha512_compress(md,md->buf);
|
||||
md->length += 8*128;
|
||||
md->curlen = 0;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static ZT_ALWAYS_INLINE void sha512_done(sha512_state *const md,uint8_t *out)
|
||||
{
|
||||
int i;
|
||||
|
||||
md->length += md->curlen * 8ULL;
|
||||
md->buf[md->curlen++] = (uint8_t)0x80;
|
||||
|
||||
if (md->curlen > 112) {
|
||||
while (md->curlen < 128) {
|
||||
md->buf[md->curlen++] = (uint8_t)0;
|
||||
}
|
||||
sha512_compress(md, md->buf);
|
||||
md->curlen = 0;
|
||||
}
|
||||
|
||||
while (md->curlen < 120) {
|
||||
md->buf[md->curlen++] = (uint8_t)0;
|
||||
}
|
||||
|
||||
STORE64H(md->length, md->buf+120);
|
||||
sha512_compress(md, md->buf);
|
||||
|
||||
for (i = 0; i < 8; i++) {
|
||||
STORE64H(md->state[i], out+(8*i));
|
||||
}
|
||||
}
|
||||
|
||||
} // anonymous namespace
|
||||
|
||||
void SHA512(void *digest,const void *data,unsigned int len)
|
||||
{
|
||||
sha512_ctx_t h;
|
||||
sha512_init_512(&h,(uint8_t *)data,len);
|
||||
sha512_stage1(&h);
|
||||
sha512_stage2(&h,(uint8_t *)digest);
|
||||
sha512_state state;
|
||||
sha512_init(&state);
|
||||
sha512_process(&state,(uint8_t *)data,(unsigned long)len);
|
||||
sha512_done(&state,(uint8_t *)digest);
|
||||
}
|
||||
|
||||
void SHA384(void *digest,const void *data,unsigned int len)
|
||||
{
|
||||
sha512_ctx_t h;
|
||||
sha512_init_384(&h,(uint8_t *)data,len);
|
||||
sha512_stage1(&h);
|
||||
sha512_stage2(&h,(uint8_t *)digest);
|
||||
uint8_t tmp[64];
|
||||
sha512_state state;
|
||||
sha384_init(&state);
|
||||
sha512_process(&state,(uint8_t *)data,(unsigned long)len);
|
||||
sha512_done(&state,tmp);
|
||||
memcpy(digest,tmp,48);
|
||||
}
|
||||
|
||||
} // namespace ZeroTier
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue