/*
 ******************************************************************************
 *                     INTERPEAK API HEADER FILE
 *
 *   Copyright 2007 Wind River Systems
 ******************************************************************************
 */

/*
modification history
--------------------
01a,17jul07,ps  initial checkin of dhcpv6 authentication key database module
*/


#ifndef IPDHCPS6_AUTHHASH_H
#define IPDHCPS6_AUTHHASH_H

/*
 ****************************************************************************
 * 1                    DESCRIPTION
 ****************************************************************************
 */

/*
 ****************************************************************************
 * 2                    CONFIGURATION
 ****************************************************************************
 */

#include "ipdhcps6_config.h"
#include "ipdhcps6_duid.h"

/*
 ****************************************************************************
 * 3                    INCLUDE FILES
 ****************************************************************************
 */

#include <ipcom_type.h>
#include <ipcom_cstyle.h>
#include <ipcom_hash.h>

#ifdef __cplusplus
extern "C" {
#endif

struct Ipdhcps6_authkey_secret
{
     int len;
     Ip_u8 *key;
};
typedef struct Ipdhcps6_authkey_secret Ipdhcps6_authkey_secret;


struct Ipdhcps6_authkey_duid
{
     int len;
     Ip_u8 *duid;
};
typedef struct Ipdhcps6_authkey_duid Ipdhcps6_authkey_duid;

struct Ipdhcps6_authkey_dbentry
{
     Ipdhcps6_duid duid;
     Ipdhcps6_authkey_secret secret;
};
typedef struct Ipdhcps6_authkey_dbentry Ipdhcps6_authkey_dbentry;

struct Ipdhcps6_authtrans_dbentry
{
     Ipdhcps6_duid duid;
     Ip_u16 flags;
     Ip_u32 client_replay1;
     Ip_u32 client_replay2;
     Ip_u32 server_replay1;
     Ip_u32 server_replay2;

};
typedef struct Ipdhcps6_authtrans_dbentry Ipdhcps6_authtrans_dbentry;


/*
 ****************************************************************************
 * 6                    FUNCTIONS
 ****************************************************************************
 */

IP_GLOBAL Ipdhcps6_duid *ipdhcps6_authdb_create_ll_duid (int len, Ip_u16 hwtype, Ip_u8 *link_addr);

IP_GLOBAL Ip_err ipdhcps6_client_wants_auth (union Ipdhcps6_duid_data *client, int len);

IP_GLOBAL Ip_err ipdhcps6_client_no_auth (union Ipdhcps6_duid_data *client, int len);

IP_GLOBAL Ipdhcps6_authtrans_dbentry 
*ipdhcps6_client_requested_auth (union Ipdhcps6_duid_data *client, int len);

IP_GLOBAL Ip_err ipdhcps6_get_auth_realm (Ip_size_t *len, Ip_u8 **realm);

IP_GLOBAL Ip_err ipdhcps6_get_default_auth_key (Ip_size_t *len, Ip_u8 **key);

IP_GLOBAL Ip_err ipdhcps6_find_key_for_client (union Ipdhcps6_duid_data *client, 
                                               int duid_len, 
                                               Ip_u8 **key, Ip_size_t *key_len);

IP_GLOBAL Ipcom_hash *ipdhcps6_authdb_hash_create(void);
IP_GLOBAL Ipcom_hash *ipdhcps6_authtrans_hash_create(void);
IP_GLOBAL Ip_err ipdhcps6_add_client_authkey (Ipdhcps6_duid *client_duid,Ip_u8 *key, int keylen);
IP_GLOBAL Ip_err ipdhcps6_set_default_auth_key (char *authkey);
IP_GLOBAL Ip_err ipdhcps6_set_auth_realm (char *auth_realm);
IP_GLOBAL void ipdhcps6_authdb_init (void);


/*
 ****************************************************************************
 *                      END OF FILE
 ****************************************************************************
 */

#endif