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Fix locking issues

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@4148 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer
2004-11-02 21:56:01 +00:00
parent 5d93698d99
commit 9941b34dd8
1 changed files with 30 additions and 2 deletions
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32
pbx/pbx_dundi.c
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@@ -3183,22 +3183,50 @@ static int dundi_query(struct dundi_transaction *trans)
static int discover_transactions(struct dundi_request *dr)
{
struct dundi_transaction *trans;
ast_mutex_lock(&peerlock);
trans = dr->trans;
while(trans) {
dundi_discover(trans);
trans = trans->next;
}
ast_mutex_unlock(&peerlock);
return 0;
}
static int precache_transactions(struct dundi_request *dr, struct dundi_mapping *maps, int mapcount, int *expiration, int *foundanswers)
{
struct dundi_transaction *trans;
struct dundi_transaction *trans, *transn;
/* Mark all as "in thread" so they don't disappear */
ast_mutex_lock(&peerlock);
trans = dr->trans;
while(trans) {
precache_trans(trans, maps, mapcount, expiration, foundanswers);
if (trans->thread)
ast_log(LOG_WARNING, "This shouldn't happen, really...\n");
trans->thread = 1;
trans = trans->next;
}
ast_mutex_unlock(&peerlock);
trans = dr->trans;
while(trans) {
if (!(trans->flags & FLAG_DEAD))
precache_trans(trans, maps, mapcount, expiration, foundanswers);
trans = trans->next;
}
/* Cleanup any that got destroyed in the mean time */
ast_mutex_lock(&peerlock);
trans = dr->trans;
while(trans) {
transn = trans->next;
trans->thread = 0;
if (trans->flags & FLAG_DEAD) {
ast_log(LOG_DEBUG, "Our transaction went away!\n");
destroy_trans(trans, 0);
}
trans = transn;
}
ast_mutex_unlock(&peerlock);
return 0;
}