diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/libutil/shingles.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/src/libutil/shingles.c b/src/libutil/shingles.c index 3775b9e16..6d33c7f26 100644 --- a/src/libutil/shingles.c +++ b/src/libutil/shingles.c @@ -24,6 +24,7 @@ #include "shingles.h" #include "fstring.h" #include "siphash.h" +#include "blake2.h" #define SHINGLES_WINDOW 3 @@ -48,11 +49,11 @@ rspamd_shingles_generate (GArray *input, GArray *hashes[RSPAMD_SHINGLE_SIZE]; struct sipkey keys[RSPAMD_SHINGLE_SIZE]; struct siphash h[RSPAMD_SHINGLE_SIZE]; - guchar shabuf[32], *out_key; + guchar shabuf[BLAKE2B_OUTBYTES], *out_key; const guchar *cur_key; - GChecksum *cksum; + blake2b_state bs; gint i, j, beg = 0; - gsize shalen; + guint8 shalen; if (pool != NULL) { res = rspamd_mempool_alloc (pool, sizeof (*res)); @@ -61,7 +62,7 @@ rspamd_shingles_generate (GArray *input, res = g_malloc (sizeof (*res)); } - cksum = g_checksum_new (G_CHECKSUM_SHA256); + blake2b_init (&bs, BLAKE2B_OUTBYTES); cur_key = key; out_key = (guchar *)&keys[0]; @@ -75,21 +76,19 @@ rspamd_shingles_generate (GArray *input, * xor left and right parts of sha256 to get a single 16 bytes SIP key. */ shalen = sizeof (shabuf); - g_checksum_update (cksum, cur_key, 16); - g_checksum_get_digest (cksum, shabuf, &shalen); + blake2b_update (&bs, cur_key, 16); + blake2b_final (&bs, shabuf, shalen); for (j = 0; j < 16; j ++) { out_key[j] = shabuf[j] ^ shabuf[sizeof(shabuf) - j - 1]; } - g_checksum_reset (cksum); + blake2b_init (&bs, BLAKE2B_OUTBYTES); cur_key = out_key; out_key += 16; memset (&h[i], 0, sizeof (h[0])); sip24_init (&h[i], &keys[i]); } - g_checksum_free (cksum); - /* Now parse input words into a vector of hashes using rolling window */ for (i = 0; i < (gint)input->len; i ++) { if (i - beg >= SHINGLES_WINDOW || i == (gint)input->len - 1) { |