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ircd: hash: use an irc_radixtree for IDs

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This commit is contained in:
William Pitcock 2016-01-09 05:13:10 -06:00
parent 46be39faab
commit 3eeccbe3ce
2 changed files with 5 additions and 35 deletions
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2
include/hash.h
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@ -32,9 +32,7 @@ struct irc_radixtree;
extern rb_dlink_list *clientTable;
extern rb_dlink_list *channelTable;
extern rb_dlink_list *idTable;
extern rb_dlink_list *hostTable;
extern rb_dlink_list *helpTable;
extern struct Dictionary *nd_dict;
extern struct irc_radixtree *resv_tree;

38
ircd/hash.c
View file

@ -44,11 +44,11 @@
rb_dlink_list *clientTable;
rb_dlink_list *channelTable;
rb_dlink_list *idTable;
rb_dlink_list *hostTable;
struct Dictionary *client_connid_tree = NULL;
struct Dictionary *client_zconnid_tree = NULL;
struct irc_radixtree *client_id_tree = NULL;
struct irc_radixtree *resv_tree = NULL;
@ -97,12 +97,12 @@ void
init_hash(void)
{
clientTable = rb_malloc(sizeof(rb_dlink_list) * U_MAX);
idTable = rb_malloc(sizeof(rb_dlink_list) * U_MAX);
channelTable = rb_malloc(sizeof(rb_dlink_list) * CH_MAX);
hostTable = rb_malloc(sizeof(rb_dlink_list) * HOST_MAX);
client_connid_tree = irc_dictionary_create("client connid", irc_uint32cmp);
client_zconnid_tree = irc_dictionary_create("client zconnid", irc_uint32cmp);
client_id_tree = irc_radixtree_create("client id", NULL);
resv_tree = irc_radixtree_create("resv", irc_radixtree_irccasecanon);
}
@ -177,16 +177,6 @@ hash_nick(const char *name)
return fnv_hash_upper((const unsigned char *) name, U_MAX_BITS);
}
/* hash_id()
*
* hashes an id, case is kept
*/
static u_int32_t
hash_id(const char *name)
{
return fnv_hash((const unsigned char *) name, U_MAX_BITS);
}
/* hash_channel()
*
* hashes a channel name, based on first 30 chars only for efficiency
@ -215,13 +205,10 @@ hash_hostname(const char *name)
void
add_to_id_hash(const char *name, struct Client *client_p)
{
unsigned int hashv;
if(EmptyString(name) || (client_p == NULL))
return;
hashv = hash_id(name);
rb_dlinkAddAlloc(client_p, &idTable[hashv]);
irc_radixtree_add(client_id_tree, name, client_p);
}
/* add_to_client_hash()
@ -282,15 +269,12 @@ add_to_resv_hash(const char *name, struct ConfItem *aconf)
void
del_from_id_hash(const char *id, struct Client *client_p)
{
unsigned int hashv;
s_assert(id != NULL);
s_assert(client_p != NULL);
if(EmptyString(id) || client_p == NULL)
return;
hashv = hash_id(id);
rb_dlinkFindDestroy(client_p, &idTable[hashv]);
irc_radixtree_delete(client_id_tree, id);
}
/* del_from_client_hash()
@ -377,17 +361,7 @@ find_id(const char *name)
if(EmptyString(name))
return NULL;
hashv = hash_id(name);
RB_DLINK_FOREACH(ptr, idTable[hashv].head)
{
target_p = ptr->data;
if(strcmp(name, target_p->id) == 0)
return target_p;
}
return NULL;
return irc_radixtree_retrieve(client_id_tree, name);
}
/* find_client()
@ -750,7 +724,5 @@ hash_stats(struct Client *source_p)
sendto_one_numeric(source_p, RPL_STATSDEBUG, "B :--");
count_hash(source_p, clientTable, U_MAX, "Client");
sendto_one_numeric(source_p, RPL_STATSDEBUG, "B :--");
count_hash(source_p, idTable, U_MAX, "ID");
sendto_one_numeric(source_p, RPL_STATSDEBUG, "B :--");
count_hash(source_p, hostTable, HOST_MAX, "Hostname");
}