ceph/src/crypto/isa-l/isa-l_crypto/mh_sha1_murmur3_x64_128/mh_sha1_murmur3_x64_128_finalize_base.c

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  29
  30 #ifndef FINALIZE_FUNCTION
  31 #include <stdlib.h>             // For NULL
  32 #include "mh_sha1_murmur3_x64_128_internal.h"
  33
  34 #define FINALIZE_FUNCTION               mh_sha1_murmur3_x64_128_finalize_base
  35 #define MH_SHA1_TAIL_FUNCTION           mh_sha1_tail_base
  36 #define FINALIZE_FUNCTION_SLVER
  37 #endif
  38
  39 #define MURMUR_BLOCK_FUNCTION           murmur3_x64_128_block
  40 #define MURMUR_TAIL_FUNCTION            murmur3_x64_128_tail
  41
  42 int FINALIZE_FUNCTION(struct mh_sha1_murmur3_x64_128_ctx *ctx, void *mh_sha1_digest,
  43                       void *murmur3_x64_128_digest)
  44 {
  45         uint8_t *partial_block_buffer, *murmur_tail_data;
  46         uint64_t partial_block_len, total_len;
  47         uint32_t(*mh_sha1_segs_digests)[HASH_SEGS];
  48         uint8_t *aligned_frame_buffer;
  49
  50         if (ctx == NULL)
  51                 return MH_SHA1_MURMUR3_CTX_ERROR_NULL;
  52
  53         total_len = ctx->total_length;
  54         partial_block_len = total_len % MH_SHA1_BLOCK_SIZE;
  55         partial_block_buffer = ctx->partial_block_buffer;
  56
  57         // Calculate murmur3 firstly
  58         // because mh_sha1 will change the partial_block_buffer
  59         // ( partial_block_buffer = n murmur3 blocks and 1 murmur3 tail)
  60         murmur_tail_data =
  61             partial_block_buffer + partial_block_len - partial_block_len % MUR_BLOCK_SIZE;
  62         MURMUR_BLOCK_FUNCTION(partial_block_buffer, partial_block_len / MUR_BLOCK_SIZE,
  63                               ctx->murmur3_x64_128_digest);
  64         MURMUR_TAIL_FUNCTION(murmur_tail_data, total_len, ctx->murmur3_x64_128_digest);
  65
  66         /* mh_sha1 final */
  67         aligned_frame_buffer = (uint8_t *) ALIGN_64(ctx->frame_buffer);
  68         mh_sha1_segs_digests = (uint32_t(*)[HASH_SEGS]) ctx->mh_sha1_interim_digests;
  69
  70         MH_SHA1_TAIL_FUNCTION(partial_block_buffer, total_len, mh_sha1_segs_digests,
  71                               aligned_frame_buffer, ctx->mh_sha1_digest);
  72
  73         /* Output  the digests of murmur3 and mh_sha1 */
  74         if (mh_sha1_digest != NULL) {
  75                 ((uint32_t *) mh_sha1_digest)[0] = ctx->mh_sha1_digest[0];
  76                 ((uint32_t *) mh_sha1_digest)[1] = ctx->mh_sha1_digest[1];
  77                 ((uint32_t *) mh_sha1_digest)[2] = ctx->mh_sha1_digest[2];
  78                 ((uint32_t *) mh_sha1_digest)[3] = ctx->mh_sha1_digest[3];
  79                 ((uint32_t *) mh_sha1_digest)[4] = ctx->mh_sha1_digest[4];
  80         }
  81
  82         if (murmur3_x64_128_digest != NULL) {
  83                 ((uint32_t *) murmur3_x64_128_digest)[0] = ctx->murmur3_x64_128_digest[0];
  84                 ((uint32_t *) murmur3_x64_128_digest)[1] = ctx->murmur3_x64_128_digest[1];
  85                 ((uint32_t *) murmur3_x64_128_digest)[2] = ctx->murmur3_x64_128_digest[2];
  86                 ((uint32_t *) murmur3_x64_128_digest)[3] = ctx->murmur3_x64_128_digest[3];
  87         }
  88
  89         return MH_SHA1_MURMUR3_CTX_ERROR_NONE;
  90 }
  91
  92 #ifdef FINALIZE_FUNCTION_SLVER
  93 struct slver {
  94         uint16_t snum;
  95         uint8_t ver;
  96         uint8_t core;
  97 };
  98
  99  // Version info
 100 struct slver mh_sha1_murmur3_x64_128_finalize_base_slver_0000025b;
 101 struct slver mh_sha1_murmur3_x64_128_finalize_base_slver = { 0x025b, 0x00, 0x00 };
 102 #endif