phonebook_opt.h

#ifndef _PHONEBOOK_H
#define _PHONEBOOK_H
#define TABLE_SIZE 5393
#define MAX_LAST_NAME_SIZE 16

typedef struct _DETAIL_BOOK_ENTRY {
    char firstName[16];
    char email[16];
    char phone[10];
    char cell[10];
    char addr1[16];
    char addr2[16];
    char city[16];
    char state[2];
    char zip[5];
} detail ;

typedef struct __PHONE_BOOK_ENTRY {
    char lastName[MAX_LAST_NAME_SIZE];
    detail *more;
    struct __PHONE_BOOK_ENTRY *pNext;
} entry;

typedef struct _POOL_ {
    entry *start;
    entry *end;
    entry *now;
} pool;

typedef struct __Hash_Table {
    entry **list;
} hashtable ;

void create_pool(pool *mem_pool);
entry *mem_allocate(pool *mem_pool);
void *mem_free(pool *mem_pool);
void destroy_pool(pool *mem_pool);
void appendhash(char lastName[], hashtable *ht, pool *mem_pool);
entry *findhash(char lastName[], hashtable *ht);
hashtable *Create_Hash_Table();
int hash(char lastName[]);

#endif