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a few fixes for bug 463. needs a changelog. might need more fixes.

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svn:r10849
This commit is contained in:
Roger Dingledine 2007-07-17 02:53:17 +00:00
parent ad45ddfb07
commit ccfda2e3a3
1 changed files with 10 additions and 7 deletions
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17
src/or/dns.c
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@ -536,8 +536,8 @@ dns_resolve(edge_connection_t *exitconn)
r = dns_resolve_impl(exitconn, is_resolve, oncirc, &hostname);
switch (r) {
case 1:
/* We got an answer without a lookup. (Either the answer was
* cached, or it was obvious (like an IP address).)*/
/* We got an answer without a lookup -- either the answer was
* cached, or it was obvious (like an IP address). */
if (is_resolve) {
/* Send the answer back right now, and detach. */
if (hostname)
@ -562,7 +562,7 @@ dns_resolve(edge_connection_t *exitconn)
case -2:
case -1:
/* The request failed before it could start: cancel this connection,
* and stop everybody waiting forthe same connection. */
* and stop everybody waiting for the same connection. */
if (is_resolve) {
send_resolved_cell(exitconn,
(r == -1) ? RESOLVED_TYPE_ERROR : RESOLVED_TYPE_ERROR_TRANSIENT);
@ -578,7 +578,7 @@ dns_resolve(edge_connection_t *exitconn)
// If it's marked for close, it's on closeable_connection_lst in
// main.c. If it's on the closeable list, it will get freed from
// main.c. -NM
// "<armadev> If that's true, there are other bugs arond, where we
// "<armadev> If that's true, there are other bugs around, where we
// don't check if it's marked, and will end up double-freeing."
}
break;
@ -822,9 +822,12 @@ dns_cancel_pending_resolve(const char *address)
strlcpy(search.address, address, sizeof(search.address));
resolve = HT_FIND(cache_map, &cache_root, &search);
if (!resolve || resolve->state != CACHE_STATE_PENDING) {
log_notice(LD_BUG,"Address %s is not pending. Dropping.",
escaped_safe_str(address));
if (!resolve)
return;
if(resolve->state != CACHE_STATE_PENDING) {
log_notice(LD_BUG,"Address %s is not pending (state %d). Dropping.",
escaped_safe_str(address), resolve->state);
return;
}