svn commit: r253214 - head/sys/crypto/siphash

[Andre Oppermann]

Author: andre
Date: Thu Jul 11 16:27:11 2013
New Revision: 253214
URL: http://svnweb.freebsd.org/changeset/base/253214

Log:
  Fix const propagation issues to make GCC happy.
  
  Submitted by: Michael Butler <i...@protected-networks.net>

Modified:
  head/sys/crypto/siphash/siphash.c

Modified: head/sys/crypto/siphash/siphash.c
==============================================================================
--- head/sys/crypto/siphash/siphash.c   Thu Jul 11 15:55:57 2013        
(r253213)
+++ head/sys/crypto/siphash/siphash.c   Thu Jul 11 16:27:11 2013        
(r253214)
@@ -119,7 +119,8 @@ SipBuf(SIPHASH_CTX *ctx, const uint8_t *
 void
 SipHash_Update(SIPHASH_CTX *ctx, const void *src, size_t len)
 {
-       uint64_t m, *p;
+       uint64_t m;
+       const uint64_t *p;
        const uint8_t *s;
        size_t rem;
 
@@ -144,13 +145,13 @@ SipHash_Update(SIPHASH_CTX *ctx, const v
 
        /* Optimze for 64bit aligned/unaligned access. */
        if (((uintptr_t)s & 0x7) == 0) {
-               for (p = (uint64_t *)s; len > 0; len--, p++) {
+               for (p = (const uint64_t *)s; len > 0; len--, p++) {
                        m = le64toh(*p);
                        ctx->v[3] ^= m;
                        SipRounds(ctx, 0);
                        ctx->v[0] ^= m;
                }
-               s = (uint8_t *)p;
+               s = (const uint8_t *)p;
        } else {
                for (; len > 0; len--, s += 8) {
                        m = le64dec(s);
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