diff options
Diffstat (limited to '')
| -rw-r--r-- | src/dnscache.c | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/src/dnscache.c b/src/dnscache.c index 13a178b..a711c91 100644 --- a/src/dnscache.c +++ b/src/dnscache.c @@ -1,4 +1,4 @@ -/* $Id: dnscache.c,v 1.17 2001-10-25 17:27:39 rjkaes Exp $ +/* $Id: dnscache.c,v 1.18 2001-11-22 00:31:10 rjkaes Exp $ * * This is a caching DNS system. When a host name is needed we look it up here * and see if there is already an answer for it. The domains are placed in a @@ -36,7 +36,7 @@ static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; #define UNLOCK() pthread_mutex_unlock(&mutex); #define DNSEXPIRE (5 * 60) -#define DNS_INSERT_LIMIT 10000 /* free the memory after inserts */ +#define DNS_INSERT_LIMIT 10000 /* free the memory after inserts */ struct dnscache_s { struct in_addr ipaddr; @@ -46,7 +46,8 @@ struct dnscache_s { static TERNARY dns_tree = -1; static unsigned int dns_insertions; -static int dns_lookup(struct in_addr *addr, char *domain) +static int +dns_lookup(struct in_addr *addr, char *domain) { int ret; struct dnscache_s *ptr; @@ -54,7 +55,7 @@ static int dns_lookup(struct in_addr *addr, char *domain) assert(addr != NULL); assert(domain != NULL); - ret = ternary_search(dns_tree, domain, (void *)&ptr); + ret = ternary_search(dns_tree, domain, (void *) &ptr); if (TE_ISERROR(ret) || difftime(time(NULL), ptr->expire) > DNSEXPIRE) { @@ -66,7 +67,8 @@ static int dns_lookup(struct in_addr *addr, char *domain) return 0; } -static int dns_insert(struct in_addr *addr, char *domain) +static int +dns_insert(struct in_addr *addr, char *domain) { struct dnscache_s *newptr; @@ -92,7 +94,8 @@ static int dns_insert(struct in_addr *addr, char *domain) return 0; } -int dnscache(struct in_addr *addr, char *domain) +int +dnscache(struct in_addr *addr, char *domain) { struct hostent *resolv; @@ -107,7 +110,7 @@ int dnscache(struct in_addr *addr, char *domain) dns_insertions = 0; } - if (inet_aton(domain, (struct in_addr *)addr) != 0) { + if (inet_aton(domain, (struct in_addr *) addr) != 0) { UNLOCK(); return 0; } @@ -130,7 +133,9 @@ int dnscache(struct in_addr *addr, char *domain) dns_insertions++; if (dns_insertions > DNS_INSERT_LIMIT) { - log_message(LOG_INFO, "DNS Insertion limit reached (%u). Rebuilding cache.", dns_insertions); + log_message(LOG_INFO, + "DNS Insertion limit reached (%u). Rebuilding cache.", + dns_insertions); ternary_destroy(dns_tree, free); dns_tree = ternary_new(); dns_insertions = 0; |