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Cleanup buffer and try to detect anomalies in sptps on ans_key_h

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thorkill 2016-05-19 00:21:59 +02:00
parent c6e34c3b8c
commit 931e5dbea9
1 changed files with 6 additions and 1 deletions

7
src/protocol_key.c
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@ -445,7 +445,12 @@ bool ans_key_h(connection_t *c, const char *request) {
if(from->status.sptps) { if(from->status.sptps) {
char buf[strlen(key)]; char buf[strlen(key)];
int len = b64decode(key, buf, strlen(key)); memset(buf, 0x00, sizeof(buf));
size_t len = b64decode(key, buf, strlen(key));
if (!from->sptps.state)
logger(DEBUG_ALWAYS, LOG_ERR, "We should support sptps but state is zero in ans_key_h! %s (%s)", c->name, c->hostname);
if(!len || !sptps_receive_data(&from->sptps, buf, len)) { if(!len || !sptps_receive_data(&from->sptps, buf, len)) {
/* Uh-oh. It might be that the tunnel is stuck in some corrupted state, /* Uh-oh. It might be that the tunnel is stuck in some corrupted state,
so let's restart SPTPS in case that helps. But don't do that too often so let's restart SPTPS in case that helps. But don't do that too often