Include dependency graph for nat64_db.h:

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Data Structures
struct	nat64_bib_entry_t

struct	nat64_bib_user_entry_t

struct	nat64_session_entry_t

struct	nat64_session_tcp_init_entry_t

struct	nat64_in_v6_frag_entry_t

struct	nat64_out_v4_frag_entry_t

struct	nat64_timeout_t

struct	nat64_timeout_db_entry_t

union	cgse_nat_db_entry_t

union	cgse_nat_session_db_entry_t

union	cgse_nat_user_db_entry_t

Macros
#define	SESSION_OPT

#define	HASH_ENHANCE 4

#define	NAT64_MAIN_DB_SIZE (PLATFORM_NAT64_MAX_SESSIONS / PLATFORM_CNAT_INSTS)

#define	NAT64_MAIN_HASH_SIZE (HASH_ENHANCE * PLATFORM_CNAT_MAIN_PRELIM_HASH_SIZE)

#define	NAT64_MAIN_HASH_MASK (NAT64_MAIN_HASH_SIZE-1)

#define	NAT64_USER_HASH_SIZE CNAT_USER_HASH_SIZE

#define	NAT64_USER_HASH_MASK (NAT64_USER_HASH_SIZE-1)

#define	NAT64_MAX_SESSIONS_PER_BIB 0xFFFF

#define	NAT64_TIMEOUT_HASH_SIZE PLATFORM_NAT64_TIMEOUT_HASH_SIZE

#define	NAT64_TIMEOUT_HASH_MASK (NAT64_TIMEOUT_HASH_SIZE - 1)

#define	NAT64_TIMEOUT_FULL_MASK 0xFFFFFFFFFFFFFFFF

#define	FORCE_DEL 1 /* Delete static BIB entries as well */

#define	NAT64_UDP_DEFAULT 300 /* 5 min */

#define	NAT64_UDP_MIN 120 /* 2 min */

#define	NAT64_TCP_TRANS 240 /* 4 min */

#define	NAT64_TCP_EST 7200 /* 2 hrs */

#define	NAT64_TCP_V4_SYN 6 /* 6 sec */

#define	NAT64_FRAG_MIN 2 /* 2 sec */

#define	NAT64_ICMP_DEFAULT 60 /* 1 min */

#define	NAT64_V6_GET_HASH(in_key, hash, mask)

#define	NAT64_V4_GET_HASH(in_key, hash, mask)

#define	NAT64_V6_GET_SESSION_HASH(bib_index, in_addr, port, vrf, hash, mask)

#define	NAT64_V4_GET_SESSION_HASH(bib_index, in_addr, port, vrf, hash, mask)

#define	NAT64_DB_FLAG_STATIC_PORT CNAT_DB_FLAG_STATIC_PORT

#define	NAT64_DB_NAT64_FLAG CNAT_DB_NAT64_FLAG

#define	NAT64_DB_FLAG_ALG_ENTRY CNAT_DB_FLAG_ALG_ENTRY

#define	NAT64_DB_FLAG_PCPI CNAT_DB_FLAG_PCPI

#define	NAT64_DB_FLAG_PCPE CNAT_DB_FLAG_PCPE

#define	NAT64_USER_DB_NAT64_FLAG CNAT_USER_DB_NAT64_FLAG

#define	NAT64_CMP_V6_KEY(key1, key2) memcmp(key1, key2, sizeof(nat64_v6_key_t))

#define	NAT64_CMP_V4_KEY(key1, key2) memcmp(key1, key2, sizeof(nat64_v4_key_t))

#define	NAT64_CMP_V6_IP(ip1, ip2) memcmp(ip1, ip2, (sizeof(u32) * 4))

#define	NAT64_CMP_V6_KEY1(key1, key2)

#define	NAT64_CMP_V6_IP1(ip1, ip2)

#define	NAT64_CMP_V4_KEY1(key1, key2) (key1.key64 == key2.key64)

Functions
void	nat64_bib_user_db_delete (nat64_bib_user_entry_t *up)

nat64_bib_user_entry_t *	nat64_bib_user_db_create_entry (nat64_v6_key_t *uki, u32 bucket, u32 portmap_index)

nat64_bib_user_entry_t *	nat64_bib_user_db_lookup_entry (nat64_v6_key_t uki, u32 bucket)

nat64_bib_entry_t *	nat64_bib_db_lookup_entry (nat64_v6_key_t *ki)

void	nat64_bib_db_in2out_hash_delete (nat64_bib_entry_t *ep)

void	nat64_bib_db_out2in_hash_delete (nat64_bib_entry_t *ep)

nat64_bib_entry_t *	nat64_create_bib_db_entry_and_hash (nat64_v6_key_t ki, nat64_v4_key_t ko, nat64_bib_user_entry_t *udb)

void	nat64_delete_bib_db_entry (nat64_bib_entry_t *ep, u8 force)

nat64_bib_entry_t *	nat64_bib_db_lookup_entry_out2in (nat64_v4_key_t *ko)

nat64_bib_entry_t *	nat64_get_bib_db_entry (nat64_v6_key_t ki, port_pair_t port_pair_type, port_type_t port_type, cnat_gen_icmp_info info)

nat64_bib_entry_t *	nat64_create_static_bib_db_entry (nat64_v6_key_t ki, nat64_v4_key_t ko, nat64_table_entry_t my_table, cnat_gen_icmp_info info)

void	nat64_session_db_out2in_hash_delete (nat64_session_entry_t *ep)

nat64_session_entry_t *	nat64_session_db_lookup_entry_out2in (nat64_v4_key_t *ko, u32 bib_index)

nat64_session_entry_t *	nat64_create_session_db_entry_v2 (nat64_v4_key_t ko, nat64_bib_entry_t bdb)

void	nat64_delete_session_db_entry_v2 (nat64_session_entry_t *ep, u8 force)

u32	nat64_timeout_db_hash_lookup (nat64_v4_key_t t_key)

u16	query_and_update_db_timeout_nat64 (nat64_session_entry_t *db)

void	nat64_timeout_db_hash_add (nat64_timeout_db_entry_t *t_entry)

u16	nat64_timeout_db_create (nat64_timeout_t t_entry)

void	nat64_timeout_db_delete (nat64_v4_key_t t_key)

Variables
nat64_vrfmap_t *	nat64_map_by_vrf

index_slist_t *	nat64_bib_out2in_hash

index_slist_t *	nat64_bib_in2out_hash

index_slist_t *	nat64_bib_user_hash

index_slist_t *	nat64_session_out2in_hash

index_slist_t *	nat64_frag_out2in_hash

index_slist_t *	nat64_frag_in2out_hash

index_slist_t *	nat64_timeout_hash

index_slist_t *	nat64_session_in2out_hash

nat64_bib_entry_t *	nat64_bib_db

nat64_bib_user_entry_t *	nat64_bib_user_db

nat64_session_entry_t *	nat64_session_db

nat64_in_v6_frag_entry_t *	nat64_in_frag_db

nat64_out_v4_frag_entry_t *	nat64_out_frag_db

nat64_session_tcp_init_entry_t *	nat64_tcp_init_db

nat64_timeout_db_entry_t *	nat64_timeout_db

nat64_table_entry_t	nat64_table_array [NAT64_MAX_NAT64_ENTRIES]

nat64_table_entry_t *	nat64_table_ptr

cgse_nat_db_entry_t *	cgse_nat_db

cgse_nat_user_db_entry_t *	cgse_user_db

cgse_nat_session_db_entry_t *	cgse_session_db

u8	nat64_timeout_dirty_flag [NAT64_MAX_NAT64_ENTRIES]

Macro Definition Documentation

#define FORCE_DEL 1 /* Delete static BIB entries as well */

Definition at line 63 of file nat64_db.h.

#define HASH_ENHANCE 4

Definition at line 33 of file nat64_db.h.

#define NAT64_CMP_V4_KEY	(	key1,
		key2
	)	memcmp(key1, key2, sizeof(nat64_v4_key_t))

Definition at line 456 of file nat64_db.h.

#define NAT64_CMP_V4_KEY1	(	key1,
		key2
	)	(key1.key64 == key2.key64)

Definition at line 474 of file nat64_db.h.

#define NAT64_CMP_V6_IP	(	ip1,
		ip2
	)	memcmp(ip1, ip2, (sizeof(u32) * 4))

Definition at line 460 of file nat64_db.h.

#define NAT64_CMP_V6_IP1	(	ip1,
		ip2
	)

Value:

((ip1[0] == ip2[0]) && (ip1[1] == ip2[1]) && \

(ip1[2] == ip2[2]) && (ip1[3] == ip2[3]))

Definition at line 470 of file nat64_db.h.

#define NAT64_CMP_V6_KEY	(	key1,
		key2
	)	memcmp(key1, key2, sizeof(nat64_v6_key_t))

Definition at line 453 of file nat64_db.h.

#define NAT64_CMP_V6_KEY1	(	key1,
		key2
	)

Value:

(key1.ipv6[0] == key2.ipv6[0]) && (key1.ipv6[1] == key2.ipv6[1]) && \
    (key1.ipv6[2] == key2.ipv6[2]) &&  (key1.ipv6[3] == key2.ipv6[3]) && \
    (key1.port == key2.port) && (key1.vrf == key2.vrf)

Definition at line 464 of file nat64_db.h.

#define NAT64_DB_FLAG_ALG_ENTRY CNAT_DB_FLAG_ALG_ENTRY

Definition at line 137 of file nat64_db.h.

#define NAT64_DB_FLAG_PCPE CNAT_DB_FLAG_PCPE

Definition at line 139 of file nat64_db.h.

#define NAT64_DB_FLAG_PCPI CNAT_DB_FLAG_PCPI

Definition at line 138 of file nat64_db.h.

#define NAT64_DB_FLAG_STATIC_PORT CNAT_DB_FLAG_STATIC_PORT

Definition at line 135 of file nat64_db.h.

#define NAT64_DB_NAT64_FLAG CNAT_DB_NAT64_FLAG

Definition at line 136 of file nat64_db.h.

#define NAT64_FRAG_MIN 2 /* 2 sec */

Definition at line 71 of file nat64_db.h.

#define NAT64_ICMP_DEFAULT 60 /* 1 min */

Definition at line 72 of file nat64_db.h.

#define NAT64_MAIN_DB_SIZE (PLATFORM_NAT64_MAX_SESSIONS / PLATFORM_CNAT_INSTS)

Definition at line 36 of file nat64_db.h.

#define NAT64_MAIN_HASH_MASK (NAT64_MAIN_HASH_SIZE-1)

Definition at line 41 of file nat64_db.h.

#define NAT64_MAIN_HASH_SIZE (HASH_ENHANCE * PLATFORM_CNAT_MAIN_PRELIM_HASH_SIZE)

Definition at line 38 of file nat64_db.h.

#define NAT64_MAX_SESSIONS_PER_BIB 0xFFFF

Definition at line 52 of file nat64_db.h.

#define NAT64_TCP_EST 7200 /* 2 hrs */

Definition at line 69 of file nat64_db.h.

#define NAT64_TCP_TRANS 240 /* 4 min */

Definition at line 68 of file nat64_db.h.

#define NAT64_TCP_V4_SYN 6 /* 6 sec */

Definition at line 70 of file nat64_db.h.

#define NAT64_TIMEOUT_FULL_MASK 0xFFFFFFFFFFFFFFFF

Definition at line 60 of file nat64_db.h.

#define NAT64_TIMEOUT_HASH_MASK (NAT64_TIMEOUT_HASH_SIZE - 1)

Definition at line 59 of file nat64_db.h.

#define NAT64_TIMEOUT_HASH_SIZE PLATFORM_NAT64_TIMEOUT_HASH_SIZE

Definition at line 56 of file nat64_db.h.

#define NAT64_UDP_DEFAULT 300 /* 5 min */

Definition at line 66 of file nat64_db.h.

#define NAT64_UDP_MIN 120 /* 2 min */

Definition at line 67 of file nat64_db.h.

#define NAT64_USER_DB_NAT64_FLAG CNAT_USER_DB_NAT64_FLAG

Definition at line 198 of file nat64_db.h.

#define NAT64_USER_HASH_MASK (NAT64_USER_HASH_SIZE-1)

Definition at line 46 of file nat64_db.h.

#define NAT64_USER_HASH_SIZE CNAT_USER_HASH_SIZE

Definition at line 45 of file nat64_db.h.

#define NAT64_V4_GET_HASH	(	in_key,
		hash,
		mask
	)

Value:

a = in_key.ipv4 ^ ((in_key.port << 16) | in_key.vrf); \
    b = c = 0x9e3779b9; \
    /* Jenkins hash, arbitrarily use c as the "answer" */ \
    hash_mix32(a, b, c); \
    hash = c & mask;

Definition at line 84 of file nat64_db.h.

#define NAT64_V4_GET_SESSION_HASH	(	bib_index,
		in_addr,
		port,
		vrf,
		hash,
		mask
	)

Value:

a = bib_index ^ in_addr ^ port ^ vrf; \
    b = c = 0x9e3779b9; \
    /* Jenkins hash, arbitrarily use c as the "answer" */ \
    hash_mix32(a, b, c); \
    hash = c & mask;

Definition at line 101 of file nat64_db.h.

#define NAT64_V6_GET_HASH	(	in_key,
		hash,
		mask
	)

Value:

a = in_key->ipv6[0] ^ in_key->ipv6[1] ^ in_key->ipv6[2] ^ in_key->ipv6[3] \
         ^ ((in_key->port << 16) | in_key->vrf); \
    b = c = 0x9e3779b9;\
    /* Jenkins hash, arbitrarily use c as the "answer" */ \
    hash_mix32(a, b, c); \
    hash = c & mask; \

Definition at line 75 of file nat64_db.h.

#define NAT64_V6_GET_SESSION_HASH	(	bib_index,
		in_addr,
		port,
		vrf,
		hash,
		mask
	)

Value:

a = bib_index ^ in_addr[0] ^ in_addr[1] ^ in_addr[2] ^ in_addr[3] \
            ^ port ^ vrf; \
    b = c = 0x9e3779b9; \
    /* Jenkins hash, arbitrarily use c as the "answer" */ \
    hash_mix32(a, b, c); \
    hash = c & mask;