/home/tomh/svn/openhip/hip/trunk/src/protocol/hip_cache.c File Reference

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <unistd.h>
#include <sys/time.h>
#include <netinet/in.h>
#include <openssl/sha.h>
#include <openssl/dsa.h>
#include <openssl/asn1.h>
#include <openssl/rand.h>
#include <netinet/ip6.h>
#include <sys/types.h>
#include <errno.h>
#include <hip/hip_types.h>
#include <hip/hip_globals.h>
#include <hip/hip_funcs.h>

Functions
void	init_all_R1_caches ()
void	init_R1_cache (hi_node *hi)
hipcookie *	generate_cookie ()
void	replace_next_R1 ()
int	compute_R1_cache_index (hip_hit *hiti, __u8 current)
int	calculate_r1_length (hi_node *hi)
void	init_dh_cache ()
dh_cache_entry *	new_dh_cache_entry (__u8 group_id)
dh_cache_entry *	get_dh_entry (__u8 group_id, int new)
void	unuse_dh_entry (DH *dh)
void	expire_old_dh_entries ()
Variables
static __u32	current_rand
static __u32	previous_rand
static int	current_index = 0

---

Function Documentation

int calculate_r1_length

(

hi_node *

hi

)

References build_tlv_hostid_len(), hip_conf::dh_group, dhprime_len, eight_byte_align(), hip_conf::esp_transforms, HCNF, hip_conf::hip_transforms, MAX_CERT_LEN, MAX_SIG_SIZE, hip_conf::num_reg_types, hip_conf::send_hi_name, and SUITE_ID_MAX.

Referenced by init_R1_cache(), and replace_next_R1().

int compute_R1_cache_index	(	hip_hit *	hiti,
		__u8	current
	)

References current_rand, HIT_SIZE, previous_rand, and R1_CACHE_SIZE.

Referenced by hip_parse_I2(), and hip_send_R1().

void expire_old_dh_entries

(

)

References _dh_cache_entry::creation_time, dh_cache, hip_conf::dh_group, hip_conf::dh_lifetime, FALSE, HCNF, _dh_cache_entry::is_current, new_dh_cache_entry(), _dh_cache_entry::next, _dh_cache_entry::ref_count, and TDIFF.

Referenced by main_loop().

hipcookie* generate_cookie

(

)

References hip_conf::cookie_difficulty, hip_conf::cookie_lifetime, HCNF, _hipcookie::k, _hipcookie::lifetime, and _hipcookie::opaque.

Referenced by init_R1_cache(), and replace_next_R1().

dh_cache_entry* get_dh_entry	(	__u8	group_id,
		int	new
	)

References dh_cache, _dh_cache_entry::group_id, _dh_cache_entry::is_current, new_dh_cache_entry(), _dh_cache_entry::next, and TRUE.

Referenced by build_rekey(), hip_parse_R1(), init_R1_cache(), and replace_next_R1().

void init_all_R1_caches

(

)

References current_rand, init_R1_cache(), my_hi_head, _hi_node::next, and previous_rand.

Referenced by main_loop().

void init_dh_cache

(

)

References dh_cache, hip_conf::dh_group, HCNF, and new_dh_cache_entry().

Referenced by main_loop().

void init_R1_cache

(

hi_node *

hi

)

References calculate_r1_length(), _r1_cache_entry::creation_time, _r1_cache_entry::current_puzzle, _r1_cache_entry::dh_entry, hip_conf::dh_group, FALSE, generate_cookie(), get_dh_entry(), HCNF, hip_generate_R1(), _r1_cache_entry::len, log_(), _hi_node::name, NORM, _r1_cache_entry::packet, _r1_cache_entry::previous_puzzle, _hi_node::r1_cache, R1_CACHE_SIZE, _hi_node::r1_gen_count, and _dh_cache_entry::ref_count.

Referenced by init_all_R1_caches().

dh_cache_entry* new_dh_cache_entry

(

__u8

group_id

)

References _dh_cache_entry::creation_time, _dh_cache_entry::dh, dhgen, dhprime, dhprime_len, ERR, group_id, _dh_cache_entry::group_id, _dh_cache_entry::is_current, log_(), _dh_cache_entry::next, NORMT, _dh_cache_entry::ref_count, and TRUE.

Referenced by expire_old_dh_entries(), get_dh_entry(), and init_dh_cache().

void replace_next_R1

(

)

References calculate_r1_length(), _r1_cache_entry::creation_time, current_index, _r1_cache_entry::current_puzzle, current_rand, _r1_cache_entry::dh_entry, hip_conf::dh_group, FALSE, generate_cookie(), get_dh_entry(), HCNF, hip_generate_R1(), _r1_cache_entry::len, log_(), my_hi_head, _hi_node::next, NORMT, _r1_cache_entry::packet, _r1_cache_entry::previous_puzzle, previous_rand, _hi_node::r1_cache, R1_CACHE_SIZE, _hi_node::r1_gen_count, and _dh_cache_entry::ref_count.

Referenced by main_loop().

void unuse_dh_entry

(

DH *

dh

)

References _dh_cache_entry::dh, dh_cache, _dh_cache_entry::next, and _dh_cache_entry::ref_count.

Referenced by free_hip_assoc(), and hip_finish_rekey().

---

Variable Documentation

int current_index = 0 [static]

Referenced by replace_next_R1().

__u32 current_rand [static]

Referenced by compute_R1_cache_index(), init_all_R1_caches(), and replace_next_R1().

__u32 previous_rand [static]

Referenced by compute_R1_cache_index(), init_all_R1_caches(), and replace_next_R1().