diff options
Diffstat (limited to 'dict.c')
| -rw-r--r-- | dict.c | 8 |
1 files changed, 8 insertions, 0 deletions
@@ -1,6 +1,7 @@ #include <stdio.h> #include <stdlib.h> #include <string.h> +#include <assert.h> #include "debug.h" @@ -52,6 +53,7 @@ dict_clear(struct dict * d) { int i; struct dict_entry * entry, * nextentry; + assert(d); for (i = 0; i < DICTTABLESIZE; i++) { for (entry = d->buckets[i]; entry != NULL; entry = nextentry) { nextentry = entry->next; @@ -68,6 +70,7 @@ dict_enter(struct dict * d, void * key, void * value) { unsigned int hash = d->key2hash(key); unsigned int bucketpos = hash % DICTTABLESIZE; + assert(d); newentry = malloc(sizeof(struct dict_entry)); if (!newentry) { perror("malloc"); @@ -95,6 +98,7 @@ dict_find_entry(struct dict * d, void * key) { unsigned int bucketpos = hash % DICTTABLESIZE; struct dict_entry * entry; + assert(d); for (entry = d->buckets[bucketpos]; entry; entry = entry->next) { if (hash != entry->hash) { continue; @@ -110,6 +114,7 @@ void dict_apply_to_all(struct dict * d, void (*func)(void *key, void *value, void *data), void *data) { int i; + assert(d); for (i = 0; i < DICTTABLESIZE; i++) { struct dict_entry * entry = d->buckets[i]; while (entry) { @@ -126,6 +131,7 @@ dict_key2hash_string(void * key) { const char * s = (const char *)key; unsigned int total = 0, shift = 0; + assert(key); while (*s) { total = total ^ ((*s) << shift); shift += 5; @@ -137,6 +143,8 @@ dict_key2hash_string(void * key) { int dict_key_cmp_string(void * key1, void * key2) { + assert(key1); + assert(key2); return strcmp((const char *)key1, (const char *)key2); } |