Start PS4

exercises/04/vslc/include/tlhash.h

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+#ifndef TLHASH_H
+#define TLHASH_H
+#include <stddef.h>
+typedef struct el {
+    void *key, *value;
+    size_t key_length;
+    struct el *next;
+} tlhash_element_t;
+
+typedef struct {
+    size_t n_buckets, size;
+    tlhash_element_t **buckets;
+} tlhash_t;
+
+int tlhash_init ( tlhash_t *tab, size_t n_buckets );
+int tlhash_finalize ( tlhash_t *tab );
+int tlhash_insert ( tlhash_t *tab, void *key, size_t keylen, void *val );
+int tlhash_lookup ( tlhash_t *tab, void *key, size_t keylen, void **val );
+int tlhash_remove ( tlhash_t *tab, void *key, size_t key_length );
+size_t tlhash_size ( tlhash_t *tab );
+void tlhash_keys ( tlhash_t *tab, void **keys );
+void tlhash_values ( tlhash_t *tab, void **values );
+
+#define TLHASH_SUCCESS 0    /* Success */
+#define TLHASH_ENOMEM 1     /* No memory available */
+#define TLHASH_ENOENT 2     /* No such table entry */
+#define TLHASH_EEXIST 3     /* Table entry already exists */
+#endif