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Accept NULL as keymat when generating a message

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This commit is contained in:
Martin Willi
2012-03-20 17:31:29 +01:00
parent 53300baded
commit 82b1e5e270
1 changed files with 10 additions and 4 deletions
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src/libcharon/encoding/message.c
+10 -4
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@@ -1419,8 +1419,8 @@ METHOD(message_t, generate, status_t,
encryption_payload_t *encryption = NULL;
payload_type_t next_type;
enumerator_t *enumerator;
aead_t *aead;
chunk_t chunk;
aead_t *aead = NULL;
chunk_t chunk, hash = chunk_empty;
char str[BUF_LEN];
u_int32_t *lenpos;
bool encrypted = FALSE, *reserved;
@@ -1458,7 +1458,10 @@ METHOD(message_t, generate, status_t,
else
{
/* get a hash for this message, if any is required */
chunk_t hash = keymat_v1->get_hash_phase2(keymat_v1, &this->public);
if (keymat_v1)
{
hash = keymat_v1->get_hash_phase2(keymat_v1, &this->public);
}
if (hash.ptr)
{ /* insert a HASH payload as first payload */
hash_payload_t *hash_payload;
@@ -1494,7 +1497,10 @@ METHOD(message_t, generate, status_t,
DBG1(DBG_ENC, "generating %s", get_string(this, str, sizeof(str)));
aead = keymat->get_aead(keymat, FALSE);
if (keymat)
{
aead = keymat->get_aead(keymat, FALSE);
}
if (aead && encrypted)
{
encryption = wrap_payloads(this);