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-rw-r--r--lib/hash.c110
-rw-r--r--lib/llist.c2
-rw-r--r--lib/llist.h8
3 files changed, 62 insertions, 58 deletions
diff --git a/lib/hash.c b/lib/hash.c
index 0d493c58a..1743db3c7 100644
--- a/lib/hash.c
+++ b/lib/hash.c
@@ -36,7 +36,7 @@
static unsigned long
-_hash_str (const char *key, size_t key_length)
+hash_str(const char *key, size_t key_length)
{
char *end = (char *) key + key_length;
unsigned long h = 5381;
@@ -50,7 +50,7 @@ _hash_str (const char *key, size_t key_length)
}
static void
-_hash_element_dtor (void *user, void *element)
+hash_element_dtor(void *user, void *element)
{
curl_hash *h = (curl_hash *) user;
curl_hash_element *e = (curl_hash_element *) element;
@@ -77,7 +77,7 @@ Curl_hash_init(curl_hash *h, int slots, curl_hash_dtor dtor)
h->table = (curl_llist **) malloc(slots * sizeof(curl_llist *));
if(h->table) {
for (i = 0; i < slots; ++i) {
- h->table[i] = Curl_llist_alloc((curl_llist_dtor) _hash_element_dtor);
+ h->table[i] = Curl_llist_alloc((curl_llist_dtor) hash_element_dtor);
if(!h->table[i]) {
while(i--)
Curl_llist_destroy(h->table[i], NULL);
@@ -109,7 +109,7 @@ Curl_hash_alloc(int slots, curl_hash_dtor dtor)
}
static int
-_hash_key_compare (char *key1, size_t key1_len, char *key2, size_t key2_len)
+hash_key_compare(char *key1, size_t key1_len, char *key2, size_t key2_len)
{
if (key1_len == key2_len &&
*key1 == *key2 &&
@@ -120,44 +120,47 @@ _hash_key_compare (char *key1, size_t key1_len, char *key2, size_t key2_len)
return 0;
}
-static int
-_mk_hash_element (curl_hash_element **e, char *key, size_t key_len,
- const void *p)
+static curl_hash_element *
+mk_hash_element(char *key, size_t key_len, const void *p)
{
- *e = (curl_hash_element *) malloc(sizeof(curl_hash_element));
- (*e)->key = strdup(key);
- (*e)->key_len = key_len;
- (*e)->ptr = (void *) p;
- return 0;
+ curl_hash_element *he =
+ (curl_hash_element *) malloc(sizeof(curl_hash_element));
+
+ if(he) {
+ he->key = strdup(key);
+ he->key_len = key_len;
+ he->ptr = (void *) p;
+ }
+ return he;
}
-#define find_slot(__h, __k, __k_len) (_hash_str(__k, __k_len) % (__h)->slots)
+#define find_slot(__h, __k, __k_len) (hash_str(__k, __k_len) % (__h)->slots)
-#define FETCH_LIST \
- curl_llist *l = h->table[find_slot(h, key, key_len)]
+#define FETCH_LIST(x,y,z) x->table[find_slot(x, y, z)]
int
-Curl_hash_add (curl_hash *h, char *key, size_t key_len, const void *p)
+Curl_hash_add(curl_hash *h, char *key, size_t key_len, const void *p)
{
curl_hash_element *he;
curl_llist_element *le;
- FETCH_LIST;
+ curl_llist *l = FETCH_LIST(h, key, key_len);
- for (le = CURL_LLIST_HEAD(l);
- le != NULL;
- le = CURL_LLIST_NEXT(le)) {
- he = (curl_hash_element *) CURL_LLIST_VALP(le);
- if (_hash_key_compare(he->key, he->key_len, key, key_len)) {
+ for (le = l->head;
+ le;
+ le = le->next) {
+ he = (curl_hash_element *) le->ptr;
+ if (hash_key_compare(he->key, he->key_len, key, key_len)) {
h->dtor(he->ptr);
he->ptr = (void *) p;
return 1;
}
}
- if (_mk_hash_element(&he, key, key_len, p) != 0)
+ he = mk_hash_element(key, key_len, p);
+ if (!he)
return 0;
- if (Curl_llist_insert_next(l, CURL_LLIST_TAIL(l), he)) {
+ if (Curl_llist_insert_next(l, l->tail, he)) {
++h->size;
return 1;
}
@@ -165,18 +168,19 @@ Curl_hash_add (curl_hash *h, char *key, size_t key_len, const void *p)
return 0;
}
+#if 0
int
Curl_hash_delete(curl_hash *h, char *key, size_t key_len)
{
curl_hash_element *he;
curl_llist_element *le;
- FETCH_LIST;
+ curl_llist *l = FETCH_LIST(h, key, key_len);
- for (le = CURL_LLIST_HEAD(l);
- le != NULL;
- le = CURL_LLIST_NEXT(le)) {
- he = CURL_LLIST_VALP(le);
- if (_hash_key_compare(he->key, he->key_len, key, key_len)) {
+ for (le = l->head;
+ le;
+ le = le->next) {
+ he = le->ptr;
+ if (hash_key_compare(he->key, he->key_len, key, key_len)) {
Curl_llist_remove(l, le, (void *) h);
--h->size;
return 1;
@@ -185,19 +189,20 @@ Curl_hash_delete(curl_hash *h, char *key, size_t key_len)
return 0;
}
+#endif
void *
Curl_hash_pick(curl_hash *h, char *key, size_t key_len)
{
curl_llist_element *le;
curl_hash_element *he;
- FETCH_LIST;
+ curl_llist *l = FETCH_LIST(h, key, key_len);
- for (le = CURL_LLIST_HEAD(l);
- le != NULL;
- le = CURL_LLIST_NEXT(le)) {
- he = CURL_LLIST_VALP(le);
- if (_hash_key_compare(he->key, he->key_len, key, key_len)) {
+ for (le = l->head;
+ le;
+ le = le->next) {
+ he = le->ptr;
+ if (hash_key_compare(he->key, he->key_len, key, key_len)) {
return he->ptr;
}
}
@@ -205,6 +210,7 @@ Curl_hash_pick(curl_hash *h, char *key, size_t key_len)
return NULL;
}
+#if defined(CURLDEBUG) && defined(AGGRESIVE_TEST)
void
Curl_hash_apply(curl_hash *h, void *user,
void (*cb)(void *user, void *ptr))
@@ -213,14 +219,15 @@ Curl_hash_apply(curl_hash *h, void *user,
int i;
for (i = 0; i < h->slots; ++i) {
- for (le = CURL_LLIST_HEAD(h->table[i]);
- le != NULL;
- le = CURL_LLIST_NEXT(le)) {
- curl_hash_element *el = CURL_LLIST_VALP(le);
+ for (le = (h->table[i])->head;
+ le;
+ le = le->next) {
+ curl_hash_element *el = le->ptr;
cb(user, el->ptr);
}
}
}
+#endif
void
Curl_hash_clean(curl_hash *h)
@@ -240,27 +247,32 @@ Curl_hash_clean_with_criterium(curl_hash *h, void *user,
{
curl_llist_element *le;
curl_llist_element *lnext;
+ curl_llist *list;
int i;
for (i = 0; i < h->slots; ++i) {
- le = CURL_LLIST_HEAD(h->table[i]);
- while(le != NULL)
- if (comp(user, ((curl_hash_element *) CURL_LLIST_VALP(le))->ptr)) {
- lnext = CURL_LLIST_NEXT(le);
- Curl_llist_remove(h->table[i], le, (void *) h);
- --h->size;
- le = lnext;
+ list = h->table[i];
+ le = list->head; /* get first list entry */
+ while(le) {
+ curl_hash_element *he = le->ptr;
+ lnext = le->next;
+ /* ask the callback function if we shall remove this entry or not */
+ if (comp(user, he->ptr)) {
+ Curl_llist_remove(list, le, (void *) h);
+ --h->size; /* one less entry in the hash now */
}
- else
- le = CURL_LLIST_NEXT(le);
+ le = lnext;
+ }
}
}
+#if 0
int
Curl_hash_count(curl_hash *h)
{
return h->size;
}
+#endif
void
Curl_hash_destroy(curl_hash *h)
diff --git a/lib/llist.c b/lib/llist.c
index 7ffdb1043..57c15154c 100644
--- a/lib/llist.c
+++ b/lib/llist.c
@@ -161,7 +161,7 @@ Curl_llist_destroy(curl_llist *list, void *user)
{
if(list) {
while (list->size > 0)
- Curl_llist_remove(list, CURL_LLIST_TAIL(list), user);
+ Curl_llist_remove(list, list->tail, user);
free(list);
}
diff --git a/lib/llist.h b/lib/llist.h
index 80875c860..146bad803 100644
--- a/lib/llist.h
+++ b/lib/llist.h
@@ -53,12 +53,4 @@ int Curl_llist_remove_next(curl_llist *, curl_llist_element *, void *);
size_t Curl_llist_count(curl_llist *);
void Curl_llist_destroy(curl_llist *, void *);
-#define CURL_LLIST_HEAD(__l) ((__l)->head)
-#define CURL_LLIST_TAIL(__l) ((__l)->tail)
-#define CURL_LLIST_NEXT(__e) ((__e)->next)
-#define CURL_LLIST_PREV(__e) ((__e)->prev)
-#define CURL_LLIST_VALP(__e) ((__e)->ptr)
-#define CURL_LLIST_IS_TAIL(__e) ((__e)->next ? 0 : 1)
-#define CURL_LLIST_IS_HEAD(__e) ((__e)->prev ? 0 : 1)
-
#endif