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Properly set HMAC length for incoming packets.
[tinc]
/
src
/
protocol_auth.c
diff --git
a/src/protocol_auth.c
b/src/protocol_auth.c
index
5e45360
..
4816610
100644
(file)
--- a/
src/protocol_auth.c
+++ b/
src/protocol_auth.c
@@
-130,8
+130,7
@@
bool send_metakey(connection_t *c)
buffer = alloca(2 * len + 1);
buffer = alloca(2 * len + 1);
- if(!c->outkey)
- c->outkey = xmalloc(len);
+ c->outkey = xrealloc(c->outkey, len);
if(!c->outctx)
c->outctx = xmalloc_and_zero(sizeof(*c->outctx));
if(!c->outctx)
c->outctx = xmalloc_and_zero(sizeof(*c->outctx));
@@
-227,8
+226,7
@@
bool metakey_h(connection_t *c)
/* Allocate buffers for the meta key */
/* Allocate buffers for the meta key */
- if(!c->inkey)
- c->inkey = xmalloc(len);
+ c->inkey = xrealloc(c->inkey, len);
if(!c->inctx)
c->inctx = xmalloc_and_zero(sizeof(*c->inctx));
if(!c->inctx)
c->inctx = xmalloc_and_zero(sizeof(*c->inctx));
@@
-317,8
+315,7
@@
bool send_challenge(connection_t *c)
buffer = alloca(2 * len + 1);
buffer = alloca(2 * len + 1);
- if(!c->hischallenge)
- c->hischallenge = xmalloc(len);
+ c->hischallenge = xrealloc(c->hischallenge, len);
/* Copy random data to the buffer */
/* Copy random data to the buffer */
@@
-359,8
+356,7
@@
bool challenge_h(connection_t *c)
/* Allocate buffers for the challenge */
/* Allocate buffers for the challenge */
- if(!c->mychallenge)
- c->mychallenge = xmalloc(len);
+ c->mychallenge = xrealloc(c->mychallenge, len);
/* Convert the challenge from hexadecimal back to binary */
/* Convert the challenge from hexadecimal back to binary */