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authorLinus Nordberg <linus@nordu.net>2010-11-11 10:30:35 +0100
committerLinus Nordberg <linus@nordu.net>2010-11-11 10:30:35 +0100
commit83e82dba47aced4a93f9e431b4d8bca94c2f8517 (patch)
tree7ff1779ea924d557b6ded9bd21c0cc8a65f062dd /hash.c
parentf9b25cad24ec4e3e89e818457beb29cbe08eed0c (diff)
Bringing up TLS connections working.
NOTE: Clean up of resources not yet sane. Expect resource leakages. NOTE: Most failure cases are not handled properly. With the wind at your back and the sun shining, it might work.
Diffstat (limited to 'hash.c')
-rw-r--r--hash.c136
1 files changed, 0 insertions, 136 deletions
diff --git a/hash.c b/hash.c
deleted file mode 100644
index fd3c04b..0000000
--- a/hash.c
+++ /dev/null
@@ -1,136 +0,0 @@
-/*
- * Copyright (C) 2008 Stig Venaas <venaas@uninett.no>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- */
-
-#include <stdlib.h>
-#include <string.h>
-#include <pthread.h>
-#include "list.h"
-#include "hash.h"
-
-/* allocates and initialises hash structure; returns NULL if malloc fails */
-struct hash *hash_create() {
- struct hash *h = malloc(sizeof(struct hash));
- if (!h)
- return NULL;
- h->hashlist = list_create();
- if (!h->hashlist) {
- free(h);
- return NULL;
- }
- pthread_mutex_init(&h->mutex, NULL);
- return h;
-}
-
-/* frees all memory associated with the hash */
-void hash_destroy(struct hash *h) {
- struct list_node *ln;
-
- if (!h)
- return;
- for (ln = list_first(h->hashlist); ln; ln = list_next(ln)) {
- free(((struct hash_entry *)ln->data)->key);
- free(((struct hash_entry *)ln->data)->data);
- }
- list_destroy(h->hashlist);
- pthread_mutex_destroy(&h->mutex);
-}
-
-/* insert entry in hash; returns 1 if ok, 0 if malloc fails */
-int hash_insert(struct hash *h, void *key, uint32_t keylen, void *data) {
- struct hash_entry *e;
-
- if (!h)
- return 0;
- e = malloc(sizeof(struct hash_entry));
- if (!e)
- return 0;
- memset(e, 0, sizeof(struct hash_entry));
- e->key = malloc(keylen);
- if (!e->key) {
- free(e);
- return 0;
- }
- memcpy(e->key, key, keylen);
- e->keylen = keylen;
- e->data = data;
- pthread_mutex_lock(&h->mutex);
- if (!list_push(h->hashlist, e)) {
- pthread_mutex_unlock(&h->mutex);
- free(e->key);
- free(e);
- return 0;
- }
- pthread_mutex_unlock(&h->mutex);
- return 1;
-}
-
-/* reads entry from hash */
-void *hash_read(struct hash *h, void *key, uint32_t keylen) {
- struct list_node *ln;
- struct hash_entry *e;
-
- if (!h)
- return 0;
- pthread_mutex_lock(&h->mutex);
- for (ln = list_first(h->hashlist); ln; ln = list_next(ln)) {
- e = (struct hash_entry *)ln->data;
- if (e->keylen == keylen && !memcmp(e->key, key, keylen)) {
- pthread_mutex_unlock(&h->mutex);
- return e->data;
- }
- }
- pthread_mutex_unlock(&h->mutex);
- return NULL;
-}
-
-/* extracts entry from hash */
-void *hash_extract(struct hash *h, void *key, uint32_t keylen) {
- struct list_node *ln;
- struct hash_entry *e;
-
- if (!h)
- return 0;
- pthread_mutex_lock(&h->mutex);
- for (ln = list_first(h->hashlist); ln; ln = list_next(ln)) {
- e = (struct hash_entry *)ln->data;
- if (e->keylen == keylen && !memcmp(e->key, key, keylen)) {
- free(e->key);
- list_removedata(h->hashlist, e);
- free(e);
- pthread_mutex_unlock(&h->mutex);
- return e->data;
- }
- }
- pthread_mutex_unlock(&h->mutex);
- return NULL;
-}
-
-/* returns first entry */
-struct hash_entry *hash_first(struct hash *hash) {
- struct list_node *ln;
- struct hash_entry *e;
- if (!hash || !((ln = list_first(hash->hashlist))))
- return NULL;
- e = (struct hash_entry *)ln->data;
- e->next = ln->next;
- return e;
-}
-
-/* returns the next node after the argument */
-struct hash_entry *hash_next(struct hash_entry *entry) {
- struct hash_entry *e;
- if (!entry || !entry->next)
- return NULL;
- e = (struct hash_entry *)entry->next->data;
- e->next = (struct list_node *)entry->next->next;
- return e;
-}
-
-/* Local Variables: */
-/* c-file-style: "stroustrup" */
-/* End: */