diff options
Diffstat (limited to 'nscd/aicache.c')
| -rw-r--r-- | nscd/aicache.c | 47 |
1 files changed, 15 insertions, 32 deletions
diff --git a/nscd/aicache.c b/nscd/aicache.c index 5ffab76..524c0a6 100644 --- a/nscd/aicache.c +++ b/nscd/aicache.c @@ -1,5 +1,5 @@ /* Cache handling for host lookup. - Copyright (C) 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc. + Copyright (C) 2004-2008, 2009 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2004. @@ -60,7 +60,8 @@ static const ai_response_header notfound = static void addhstaiX (struct database_dyn *db, int fd, request_header *req, - void *key, uid_t uid, struct hashentry *he, struct datahead *dh) + void *key, uid_t uid, struct hashentry *const he, + struct datahead *dh) { /* Search for the entry matching the key. Please note that we don't look again in the table whether the dataset is now available. We @@ -172,13 +173,8 @@ addhstaiX (struct database_dyn *db, int fd, request_header *req, /* Now we can allocate the data structure. If the TTL of the entry is reported as zero do not cache the entry at all. */ if (ttl != 0 && he == NULL) - { - dataset = (struct dataset *) mempool_alloc (db, total - + req->key_len, - IDX_result_data); - if (dataset == NULL) - ++db->head->addfailed; - } + dataset = (struct dataset *) mempool_alloc (db, total + + req->key_len, 1); if (dataset == NULL) { @@ -300,9 +296,9 @@ addhstaiX (struct database_dyn *db, int fd, request_header *req, } else { - struct hostent *he = NULL; + struct hostent *hstent = NULL; int herrno; - struct hostent he_mem; + struct hostent hstent_mem; void *addr; size_t addrlen; int addrfamily; @@ -326,8 +322,8 @@ addhstaiX (struct database_dyn *db, int fd, request_header *req, while (1) { rc = __gethostbyaddr2_r (addr, addrlen, addrfamily, - &he_mem, tmpbuf, tmpbuflen, - &he, &herrno, NULL); + &hstent_mem, tmpbuf, tmpbuflen, + &hstent, &herrno, NULL); if (rc != ERANGE || herrno != NETDB_INTERNAL) break; tmpbuf = extend_alloca (tmpbuf, tmpbuflen, @@ -336,8 +332,8 @@ addhstaiX (struct database_dyn *db, int fd, request_header *req, if (rc == 0) { - if (he != NULL) - canon = he->h_name; + if (hstent != NULL) + canon = hstent->h_name; else canon = key; } @@ -352,13 +348,8 @@ addhstaiX (struct database_dyn *db, int fd, request_header *req, /* Now we can allocate the data structure. If the TTL of the entry is reported as zero do not cache the entry at all. */ if (ttl != 0 && he == NULL) - { - dataset = (struct dataset *) mempool_alloc (db, total - + req->key_len, - IDX_result_data); - if (dataset == NULL) - ++db->head->addfailed; - } + dataset = (struct dataset *) mempool_alloc (db, total + + req->key_len, 1); if (dataset == NULL) { @@ -436,7 +427,7 @@ addhstaiX (struct database_dyn *db, int fd, request_header *req, appropriate memory and copy it. */ struct dataset *newp = (struct dataset *) mempool_alloc (db, total + req->key_len, - IDX_result_data); + 1); if (__builtin_expect (newp != NULL, 1)) { /* Adjust pointer into the memory block. */ @@ -445,8 +436,6 @@ addhstaiX (struct database_dyn *db, int fd, request_header *req, dataset = memcpy (newp, dataset, total + req->key_len); alloca_used = false; } - else - ++db->head->addfailed; /* Mark the old record as obsolete. */ dh->usable = false; @@ -515,8 +504,7 @@ next_nip: if (fd != -1) TEMP_FAILURE_RETRY (send (fd, ¬found, total, MSG_NOSIGNAL)); - dataset = mempool_alloc (db, sizeof (struct dataset) + req->key_len, - IDX_result_data); + dataset = mempool_alloc (db, sizeof (struct dataset) + req->key_len, 1); /* If we cannot permanently store the result, so be it. */ if (dataset != NULL) { @@ -535,8 +523,6 @@ next_nip: /* Copy the key data. */ key_copy = memcpy (dataset->strdata, key, req->key_len); } - else - ++db->head->addfailed; } out: @@ -554,9 +540,6 @@ next_nip: MS_ASYNC); } - /* Now get the lock to safely insert the records. */ - pthread_rwlock_rdlock (&db->lock); - (void) cache_add (req->type, key_copy, req->key_len, &dataset->head, true, db, uid, he == NULL); |