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m241Neelima/components/ip_net2-6.9/ipcom/include/ipcom_forwarder.h
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/*
******************************************************************************
* INTERPEAK API HEADER FILE
*
* Document no: @(#) $Name: VXWORKS_ITER40_2019102207 $ $RCSfile: ipcom_forwarder.h,v $ $Revision: 1.60.10.1 $
* $Source: /home/interpeak/CVSRoot/ipcom/include/ipcom_forwarder.h,v $
* $Author: svc-cmnet $ $Date: 2013-03-13 07:45:14 $
* $State: Exp $ $Locker: $
*
* INTERPEAK_COPYRIGHT_STRING
******************************************************************************
*/
#ifndef IPCOM_FORWARDER_H
#define IPCOM_FORWARDER_H
/*
****************************************************************************
* 1 DESCRIPTION
****************************************************************************
*/
/*
****************************************************************************
* 2 CONFIGURATION
****************************************************************************
*/
#include "ipcom_config.h"
/*
****************************************************************************
* 3 INCLUDE FILES
****************************************************************************
*/
#include <ipcom_type.h>
#include <ipcom_cstyle.h>
#include <ipcom_sock.h>
#include <ipcom_ipc_spinlock.h>
#include "ipcom_netif.h"
/* #include "ipcom_mipc.h" */
#ifdef IPCOM_USE_FORWARDER_VLAN_STACKING
#include <ipnet_netif.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif
/*
****************************************************************************
* 4 DEFINES
****************************************************************************
*/
/* Uncomment for debug printfs */
/* #define FW_DEBUG 1 */
/* #define FW_IPSEC_DEBUG 1 */
#define IP_FORWARDER_TASK_NAME "ipfwdr"
#define IPCOM_FORWARDER_MAX_TASKNAME_LEN (10)
#define IPCOM_FORWARDER_PACKET_TYPE_IPV4 (0)
#define IPCOM_FORWARDER_PACKET_TYPE_IPV6 (1)
#define IPCOM_FORWARDER_PACKET_TYPE_NONE (2)
#define IPCOM_FORWARDER_PACKET_TYPE_IPV4_VLAN (3)
#define IPCOM_FORWARDER_PACKET_TYPE_IPV6_VLAN (4)
#define IPCOM_FORWARDER_PACKET_DROP_PKT (5)
#define IPCOM_FORWARDER_PACKET_TYPE_VLAN (6)
#define IPV4 (4)
#define IPV6 (6)
#define IP_IPv4 (0x0800)
#define IP_IPv6 (0x86dd)
#define IP_VLAN (0x8100)
#define VLAN_STACKING (0x88a8) /* represent VLAN stacking pkt type id, */
/* not necessary same as service TPID */
/* Frame type */
#define ETH_FRAME_C_VLAN ip_htons(IP_VLAN)
#define LL_ETH_HDR_SZ (14)
#define LL_ETH_HDR_VLAN_SZ (18)
#define LL_ETH_ADDR_SZ (6)
#define LL_ETH_ADDRS_SZ (12)
#define LL_ETH_ADDRS_VLAN_SZ (16)
#define MAX_FW_LL_HDR_SZ (24)
#define IPCOM_FW_FLOW_SZ (256)
#define LL_ETH_VLAN_ADD (4)
#define LL_ETH_VLAN_TYPE_SZ (2)
#ifdef IPCOM_USE_NEHALEM_FORWARDER
#define IPCOM_FORWARDER_MAC_HDR_ALIGN /* align the MAC header, not the IP */
#define IPCOM_FW_MACBITS0_16(x) ((x >> 16U))
#define MAX_FW_PORTS (20)
#ifdef IPCOM_USE_NEHALEM_HYPERTHREAD
#define MAX_FW (15) /* limited by number of TX queues on 82576 */
#define PAUSE() do {_WRS_ASM("pause");} while ((0))
#else
#define MAX_FW (11)
#define PAUSE() do {} while ((0))
#endif /* IPCOM_USE_NEHALEM_HYPERTHREAD */
#else
#define MAX_FW_PORTS (35)
#define MAX_FW (14)
#define PAUSE() do {} while ((0))
#endif /* IPCOM_USE_NEHALEM_FORWARDER */
#define FW_MSG(a) ((a)->tbl[1])
#define IS_CONTROL_MSG_FW(m) (m->tbl[0] == IPCOM_FORWARDER_PACKET_TYPE_NONE && m->tbl[1] > FW_MSG_CONTROL_BASE)
#define IS_DROP_MSG_FW(m) (m->tbl[0] == IPCOM_FORWARDER_PACKET_DROP_PKT)
#define IPCOM_FWD_IPSEC_CLEARTXT (0x0)
#define IPCOM_FWD_IPSEC_ENCRYPT (0x1)
#define IPCOM_FWD_IPSEC_DECRYPT (0x2)
#define IPCOM_FWD_IPSEC_NOCACHE (0x3)
/* Supported algorithms */
#define IPCOM_FORWARDER_IPSEC_3DES_MD5 0
#define IPCOM_FORWARDER_IPSEC_3DES_SHA1 1
#define IPCOM_FORWARDER_IPSEC_AES_MD5 2
#define IPCOM_FORWARDER_IPSEC_AES_SHA1 3
#define IPCOM_FORWARDER_IPSEC_NULL_NULL 4
#define IPCOM_FORWARDER_IPSEC_ALG_MAX 5
#define IPCOM_FORWARDER_IPSEC_HMAC_LEN 12
#define IPCOM_FORWARDER_IPSEC_ESP_HLEN 8
#ifndef IPCOM_USE_NEHALEM_FORWARDER
#define IPCOM_USE_PER_PACKET_SRC_MAC 1
#endif /* IPCOM_USE_NEHALEM_FORWARDER */
/* port number 1-3 are reserved for MSD/WDB/IPCOM */
#define IPCOM_FORWARDER_MIPC_PORT 4
/* Allocation flags for ipcom_fw_cpu_mem_alloc() */
#define IPCOM_FW_CPU_MEM_ALLOC_DMA 1
#define IPCOM_FW_CPU_MEM_ALLOC_SHARED 2
#define IPCOM_FW_CPU_MEM_ALLOC_ZEROED 4
#ifdef IPCOM_USE_FORWARDER_VLAN_STACKING
/* port action flags */
#define IPCOM_FWD_VLAN_ADD_SVLAN (1 << 0)
#define IPCOM_FWD_VLAN_DEL_SVLAN (1 << 1)
#define IPCOM_FWD_VLAN_ADD_CVLAN (1 << 2)
#define IPCOM_FWD_VLAN_PRI_REMAP (1 << 3)
#define IPCOM_FWD_VLAN_DROP_NO_VID (1 << 4)
#define IPCOM_FWD_VLAN_DROP_VID (1 << 5)
/* pkt flags */
#define IPCOM_FWD_VLAN_PKT_SVTAG (1 << 0)
#define IPCOM_FWD_VLAN_PKT_CVTAG (1 << 1)
#define IPCOM_FWD_VLAN_PKT_BCAST (1 << 2)
#define IPCOM_FWD_VLAN_PKT_MCAST (1 << 3)
#define IPCOM_FWD_VLAN_PKT_MAPED (1 << 4)
#define IPCOM_FWD_VLAN_PKT_BMCAST (IPCOM_FWD_VLAN_PKT_BCAST|IPCOM_FWD_VLAN_PKT_MCAST)
/* port type flags */
#define IPCOM_FWD_VLAN_PORT_CS (1 << 0)
#define IPCOM_FWD_VLAN_PORT_SC (1 << 1)
#define IPCOM_FWD_VLAN_PORT_S (1 << 2)
#define IPCOM_FWD_VLAN_PORT_PR (IPCOM_FWD_VLAN_PORT_SC|IPCOM_FWD_VLAN_PORT_S)
#define IPCOM_FWD_VLAN_PORT_STACKING (IPCOM_FWD_VLAN_PORT_CS|IPCOM_FWD_VLAN_PORT_SC|IPCOM_FWD_VLAN_PORT_S)
#endif
#ifdef IPCOM_CHK_DEBUG
#define IPCOM_NAE_VERIFY_ATOMIC(t) ipcom_nae_tag_atomic(t)
#else
#define IPCOM_NAE_VERIFY_ATOMIC(t)
#endif
#define IPCOM_USE_FWD_TRACE
#ifdef IPCOM_USE_FWD_TRACE
extern const char *ipcom_fwd_trace_file;
extern int ipcom_fwd_trace_line;
#define IPCOM_FWD_TRACE { ipcom_fwd_trace_file = __FILE__; ipcom_fwd_trace_line = __LINE__; }
#define IPCOM_FWD_PRINT(x) { printf x; }
#else
#define IPCOM_FWD_TRACE IP_NOOP
#endif
/*
****************************************************************************
* 5 TYPES
****************************************************************************
*/
typedef struct port_stats_s
{
Ip_u32 octets_lw;
Ip_u32 octets_hw;
Ip_u32 packets;
Ip_u32 fw_frames;
Ip_u32 fw_bytes;
Ip_u32 multicast_packets;
Ip_u32 broadcast_packets;
Ip_u32 len_64_packets;
Ip_u32 len_65_127_packets;
Ip_u32 len_128_255_packets;
Ip_u32 len_256_511_packets;
Ip_u32 len_512_1023_packets;
Ip_u32 len_1024_1518_packets;
Ip_u32 len_1519_max_packets;
Ip_u32 runt_packets;
Ip_u32 runt_crc_packets;
Ip_u32 oversize_packets;
Ip_u32 oversize_crc_packets;
Ip_u32 dropped_octets;
Ip_u32 dropped_packets;
Ip_u32 tx_packets;
Ip_u32 tx_octets_lw;
Ip_u32 tx_octets_hw;
} port_stats_t;
typedef struct port_statistics_s
{
Ip_u32 dropped_octets;
Ip_u32 dropped_packets;
Ip_u32 pci_raw_packets;
Ip_u32 octets;
Ip_u32 packets;
Ip_u32 multicast_packets;
Ip_u32 broadcast_packets;
Ip_u32 len_64_packets;
Ip_u32 len_65_127_packets;
Ip_u32 len_128_255_packets;
Ip_u32 len_256_511_packets;
Ip_u32 len_512_1023_packets;
Ip_u32 len_1024_1518_packets;
Ip_u32 len_1519_max_packets;
Ip_u32 fcs_align_err_packets;
Ip_u32 runt_packets;
Ip_u32 runt_crc_packets;
Ip_u32 oversize_packets;
Ip_u32 oversize_crc_packets;
Ip_u32 inb_packets;
Ip_u64 inb_octets;
Ip_u64 inb_errors;
Ip_u32 non_fw_frames;
Ip_u32 non_fw_bytes;
Ip_u32 tx_packets;
Ip_u64 tx_octets;
} port_statistics_t;
struct Ip_fwreq
{
char eth_name[IP_IFNAMSIZ]; /* if name, e.g. "eth0" */
union {
port_stats_t ps;
}u;
};
#include "ipcom_align16.h"
typedef IP_PACKED1 struct Ipcom_fw_ipsec_sa_s
{
/* offset 0 */
Ip_u32 spi; /* Network endian */
/* offset 4 */
Ip_u32 seq;
/* offset 8 */
Ip_u8 domain;
Ip_u8 proto;
Ip_u8 algid;
Ip_u8 replay;
/* offset 12 */
Ip_u8 ivlen;
Ip_u8 akeylen;
Ip_u8 ekeylen;
Ip_u8 blocklen;
/* offset 16 */
Ip_u32 src[4]; /* Network endian */
/* offset 32 */
Ip_u32 dst[4]; /* Network endian */
/* offset 48 */
Ip_u8 ekey[32]; /* Max encryption key is 32 bytes (AES) */
/* offset 80 */
Ip_u64 iv[2]; /* Max IV is 16 bytes (AES) */
/* offset 96 */
Ip_u8 akey[20]; /* Max authentication key is 20 bytes (SHA1) */
/* offset 116 */
Ip_u32 cache_id;
/* offset 120 */
Ip_u32 replay_counter;
/* offset 124 */
Ip_u32 replay_bitmap;
/* total 128 bytes */
Ip_u8 ictx[64]; /* HMAC IPAD context */
Ip_u8 octx[64]; /* HMAC OPAD context */
/* total 256 bytes */
}
IP_PACKED2 Ipcom_fw_ipsec_sa_t;
#include "ipcom_align16.h"
#ifdef IPCOM_USE_FORWARDER_VLAN_STACKING
typedef struct fw_cache_entry_vlan_stacking_s
{
Ip_u16 s_vlan_id;
Ip_u8 port_egress_tagged;
/* A bit map structure to represent all tx ports. */
/* The most significant bit represents (the highest port number plus 1) */
/* Thus, each port is represented by a single bit. If that bit has a */
/* value of 1, then this port is a tx port. */
/* The represented port number range is [0,63]. */
Ip_u8 tx_ports_num; /* number of tx ports */
Ip_u32 tx_ports[2];
Ip_u8 pri_mapping[8];
Ip_u32 c_vlan_tag;
Ip_u32 s_vlan_tag;
} fw_cache_entry_vlan_stacking_t;
#endif
#ifdef IPCOM_USE_P4080_FORWARDER
#define FW_WIDE_HASH
#endif
typedef struct fw_msg_ipsec_s
{
/* Keep size a multiple of Ip_u32 */
void *fw_cookie;
Ip_u16 len;
Ip_u16 hlen;
Ip_u16 headers;
Ip_u16 trailers;
Ip_u16 offset;
Ip_u16 key;
Ip_u8 dec;
Ip_u8 kept;
Ip_u8 async_encrypt;
Ip_u8 async_decrypt;
void *fw_cache_entry;
Ip_u32 hmac[3];
Ip_u64 hw_spec;
} fw_msg_ipsec_t;
typedef struct fw_msg_s
{
Ip_u8 tbl[2];
#ifdef FW_WIDE_HASH
Ip_u32 fw_key;
#else
Ip_u16 fw_key;
#endif
Ip_u8 *packet;
#ifdef IPCOM_USE_FORWARDER_IPSEC
fw_msg_ipsec_t ipsec;
#endif
#ifdef IPCOM_USE_FORWARDER_VLAN
Ip_u16 vlan_id;
#endif
#ifdef IPCOM_USE_FORWARDER_VLAN_STACKING
fw_cache_entry_vlan_stacking_t *evlan; /* forwarder cache entry */
Ip_u8 pkt_flags;
Ip_s8 len_mod;
Ip_u16 ctci, stci;
Ip_u8 spri; /* re-mapped S-VLAN priority */
Ip_u64 orig_pkt;
#endif
int ipprt; /* incoming port id */
} fw_msg_t;
typedef struct fw_ip4_s
{
Ip_u32 addr;
Ip_u32 rci;
} fw_ip4_t;
typedef struct fw_ip6_s
{
Ip_u64 addr[2];
Ip_u32 rci;
#ifdef IPCOM_USE_FORWARDER_VLAN
Ip_u16 type;
Ip_u16 vlan_id;
#endif
} fw_ip6_t;
typedef struct fw_ip_vlan_s
{
union {
Ip_u32 addr_v4;
Ip_u64 addr_v6[2];
} a;
Ip_u32 rci;
Ip_u16 type;
Ip_u16 vlan_id;
} fw_ip_vlan_t;
typedef union fw_mac_if_u
{
Ip_u64 dst_mac64;
Ip_u32 dst_mac[2];
Ip_u16 dst_mac_u16[4];
Ip_u8 dst_mac_u8[8];
Ip_u8 ix[8];
Ip_u8 enc[8];
} fw_mac_if_t;
/*
* IPCOM_FW_NBR_STALE is the high-order bit of fw_mac_if_t.ix[1],
* but made for masking against fw_mac_if_t.dst_mac[0].
* When this bit is set, in a forwarding cache entry, it indicates
* that the management OS neigbor cache entry corresponding to the
* forwarding cache entry has gone stale, and a packet needs to take
* the slow path to drive the STALE -> DELAY Neighbor Unreachability
* Detection transition.
*/
#ifdef IP_BIG_ENDIAN
#define IPCOM_FW_NBR_STALE (0x00800000)
#else
#define IPCOM_FW_NBR_STALE (0x00008000)
#endif
typedef struct fw_ipsec_s
{
Ip_u16 key;
Ip_u16 mtu;
Ip_u32 cache_id;
} fw_ipsec_t;
typedef struct fw_cache_entry_v4_s
{
fw_mac_if_t mac_if;
fw_ip4_t ip4;
#ifdef IPCOM_USE_FORWARDER_IPSEC
fw_ipsec_t ipsec;
#endif
} fw_cache_entry_v4_t;
typedef struct fw_cache_entry_v6_s
{
fw_mac_if_t mac_if;
fw_ip6_t ip6;
#ifdef IPCOM_USE_FORWARDER_IPSEC
fw_ipsec_t ipsec;
#endif
} fw_cache_entry_v6_t;
typedef struct fw_cache_entry_vlan_s
{
fw_mac_if_t mac_if;
fw_ip_vlan_t ipvlan;
#ifdef IPCOM_USE_FORWARDER_IPSEC
fw_ipsec_t ipsec;
#endif
} fw_cache_entry_vlan_t;
typedef struct fw_port_s
{
union {
Ip_u64 align; /* The 'fw_port' array must be 64-bit aligned */
Ip_u32 s_t[2];
} u;
#define src_type u.s_t
void *fwd;
Ip_u32 mtu;
#if defined(IPCOM_FORWARDER_NAE)
/* TODO: move to NAE-private memory */
void *netif[MAX_FW]; /* Corresponding netif */
#endif
int port;
/* The same if_index value is used by the NAEs and by
the management OS for the corresponding proxy interface. */
int if_index;
} fw_port_t;
typedef struct Ipcom_fw_s
{
volatile int *rt_cache_id;
fw_cache_entry_v4_t *fw_cache_tbl_v4;
fw_cache_entry_v6_t *fw_cache_tbl_v6;
int fw_v4_entries;
int fw_v6_entries;
#ifdef IPCOM_USE_FORWARDER_IPSEC
Ipcom_fw_ipsec_sa_t *fw_cache_tbl_enc;
Ipcom_fw_ipsec_sa_t *fw_cache_tbl_dec;
int fw_ipsec_entries;
struct
{
Ip_u64 out_ok;
Ip_u64 out_async;
Ip_u64 out_skip;
Ip_u64 out_fail;
Ip_u64 in_ok;
Ip_u64 in_async;
Ip_u64 in_skip;
Ip_u64 in_fail;
Ip_u64 in_hmac_fail;
} ipsec_stats;
#endif /* IPCOM_USE_FORWARDER_IPSEC */
fw_port_t fw_port[MAX_FW_PORTS];
#ifdef IPCOM_FORWARDER_SMP
Ipcom_pipe *fw_pipe; /* SMP only */
Ipcom_pipe *control_pipe[MAX_FW]; /* SMP only */
#endif
#ifdef IPCOM_FORWARDER_USE_UPPER_TAG_BITS
int fw_key_shift;
#endif
#ifdef IPCOM_USE_FORWARDER_VLAN_STACKING
fw_cache_entry_vlan_stacking_t *fw_cache_tbl_vlan[MAX_FW_PORTS];
Ip_u8 port_type[MAX_FW_PORTS];
Ip_u8 rule_flags[MAX_FW_PORTS];
Ip_u16 hw_pvid[MAX_FW_PORTS];
Ip_u16 vlan_s_tpid_net, vlan_s_tpid;
Ip_u8 hw_mac[MAX_FW_PORTS][6];
#endif
int fw_tick_cnt;
int fw_map; /* bitmap of cores with running forwarders */
} Ipcom_fw_t;
enum Ipcom_forward_sig
{
IPCOM_SIG_ETH_PKT = 0x8833,
IPCOM_SIG_STOP_FW,
IPCOM_SIG_START_FW,
IPCOM_SIG_ACK_FW
};
/*
* TODO: remove or at least clean up this structure.
*/
#if 0
typedef struct Ipcom_pipe_msg_s
{
int msg_id;
union {
char * packet; /* Used for raw packet */
Ipcom_pkt * pkt; /* Forward an Ipcom_pkt */
} p;
union {
void *nif;
Ipcom_netif *netif;
} n;
unsigned int fw_key;
void *priv;
Ip_u32 tag_seed;
Ip_pid_t pid;
int nix; /* index of input interface */
} Ipcom_pipe_msg_t;
#endif
typedef unsigned long fw_lock_key_t;
#define IPCOM_FWD_V4 (0x1)
#define IPCOM_FWD_V6 (0x2)
#define IPCOM_FWD_V4_V6 (IPCOM_FWD_V4 | IPCOM_FWD_V6)
/*
****************************************************************************
* 5 LOCAL PROTOTYPES
****************************************************************************
*/
IP_EXTERN Ipcom_fw_t *ipcom_fw;
IP_EXTERN int ipcom_forwarder_fw_enable;
IP_EXTERN int ipcom_forwarder_fw_started;
IP_EXTERN Ip_u32 ipcom_forwarder_seed;
#ifdef IPCOM_FORWARDER_C
#ifdef IPCOM_USE_CALCULATE_KEY
IP_PUBLIC Ip_u16 ipcom_forwarder_calculate_pkt_key(Ipcom_pkt *pkt);
IP_PUBLIC Ip_u16 ipcom_forwarder_calculate_packet_key(void *packet);
#endif
#endif /* IPCOM_FORWARDER_C */
/*
****************************************************************************
* 6 EXTERNAL FUNCTIONS
****************************************************************************
*/
#ifndef ipcom_forwarder_create_cf
IP_EXTERN int ipcom_forwarder_create_cf(void);
#endif
#ifndef ipcom_forwarder_transmit_pkt_cf
IP_EXTERN int ipcom_forwarder_transmit_pkt_cf(void *pkt, void *netif);
#endif
IP_EXTERN void ipcom_forwarder_master_tick_cf(void);
IP_EXTERN void ipcom_forwarder_cmd_add(void);
IP_EXTERN void ipcom_forwarder_master_tick_cf(void);
/*
****************************************************************************
* 7 PUBLIC FUNCTIONS
****************************************************************************
*/
/* ipcom_<os/hw>_forwarder.c */
/* HW specific functions */
IP_PUBLIC fw_lock_key_t ipcom_forwarder_atomic_lock(int index);
IP_PUBLIC void ipcom_forwarder_atomic_unlock(int index, fw_lock_key_t key);
#ifdef IPCOM_USE_FORWARDER_IPSEC
IP_PUBLIC Ip_u16 ipcom_forwarder_hw_crc16(Ip_u32 *buf, Ip_u32 num);
IP_PUBLIC Ip_u32 ipcom_forwarder_hw_crc32(Ip_u32 *buf, Ip_u32 num);
#endif
IP_PUBLIC void *ipcom_forwarder_init_rx(int fw_id);
IP_PUBLIC void *ipcom_forwarder_get_fw_cookie(int fw_id);
IP_PUBLIC void ipcom_forwarder_backend_setup(void);
IP_PUBLIC void ipcom_forwarder_backend_create(void);
IP_PUBLIC void ipcom_forwarder_free_trigger_msg(fw_msg_t *msg, void *fw_cookie);
IP_PUBLIC void * ipcom_fw_cpu_mem_alloc(unsigned int cpu, Ip_size_t size,
Ip_size_t align, unsigned int flags);
IP_PUBLIC void ipcom_fw_cpu_mem_free(void * ptr);
IP_PUBLIC int ipcom_forwarder_cpuid_get(int fw_id);
IP_PUBLIC void ipcom_forwarder_drop_fw_msg(fw_msg_t *msg, void *fw_cookie);
IP_PUBLIC void ipcom_forwarder_enter_poll(void);
IP_PUBLIC void ipcom_forwarder_exit_poll(void);
IP_PUBLIC int ipcom_forwarder_get_fw_cnt(void);
IP_PUBLIC void ipcom_forwarder_get_statistics(void *port_cookie, port_statistics_t *ps);
IP_PUBLIC int ipcom_forwarder_ipnet_msg_len(fw_msg_t *msg);
IP_PUBLIC Ip_u8 *ipcom_forwarder_ipnet_msg_packet(fw_msg_t *msg);
IP_PUBLIC int ipcom_forwarder_port_name_get(void *port_cookie,
char ifname[IP_IFNAMSIZ]);
IP_PUBLIC void ipcom_forwarder_reset_statistics(void *port_cookie);
IP_PUBLIC fw_msg_t *ipcom_forwarder_rx(void *fw_cookie);
IP_PUBLIC int ipcom_forwarder_tx(int port_index, fw_msg_t *msg, void *fw_cookie);
IP_PUBLIC int ipcom_forwarder_tx_fw(int port_index, fw_msg_t *msg, void *fw_cookie);
IP_PUBLIC void ipcom_forwarder_set_tag_seed(Ip_u32 seed);
IP_PUBLIC void ipcom_forwarder_slow_path(fw_msg_t *fw_msg, void *fw_cookie);
IP_PUBLIC void ipcom_forwarder_queue_pkt(fw_msg_t *fw_msg, void *fw_cookie);
#ifdef IPCOM_FORWARDER_NAE
IP_PUBLIC void ipcom_forwarder_mipc_send_slow_path(fw_msg_t *fw_msg);
#endif
IP_PUBLIC void ipcom_forwarder_trigger_pipe_read(int fw_id);
IP_PUBLIC void ipcom_forwarder_wait_for_master(void);
/* OS specific functions */
IP_PUBLIC void ipcom_forwarder_setup_hw(void);
IP_PUBLIC void *ipcom_forwarder_alloc_aligned(unsigned alignment, unsigned size);
/* ipcom_forwarder_ctrl.c */
IP_PUBLIC int ipcom_forwarder_cache_util(int v4_v6);
IP_PUBLIC int ipcom_forwarder_create(void);
IP_PUBLIC int ipcom_forwarder_get_fw_enable(void);
IP_PUBLIC int ipcom_forwarder_get_fw_started(void);
IP_PUBLIC int ipcom_forwarder_get_fwdebug_mask(void);
IP_PUBLIC void *ipcom_forwarder_get_port_cookie(int port);
IP_PUBLIC Ip_u32 ipcom_forwarder_get_seed(void);
IP_PUBLIC unsigned int ipcom_forwarder_init(void);
#ifndef IP_PORT_LKM
IP_PUBLIC Ip_err ipcom_forwarder_ioctl(Ipcom_netif *netif, int code, struct Ip_fwreq *fwreq);
#endif
IP_PUBLIC void ipcom_forwarder_invalidate(int id, int v4_v6);
IP_PUBLIC void ipcom_forwarder_port_mac_update(int port_index, Ip_u8 *hwaddr);
IP_PUBLIC void ipcom_forwarder_port_mtu_update(int port, Ip_u32 mtu);
IP_PUBLIC void ipcom_forwarder_print_cache(int v);
IP_PUBLIC void ipcom_forwarder_register_port(int port, void *port_cookie,
Ip_u32 mtu, const Ip_u8 *hwaddr);
IP_PUBLIC void ipcom_forwarder_route_cache_invalidate(void);
IP_PUBLIC void ipcom_forwarder_set_port_cookie(int port, void *port_cookie);
IP_PUBLIC void ipcom_forwarder_set_seed(Ip_u32 seed);
IP_PUBLIC void ipcom_forwarder_start_stop_fw(int sig);
IP_PUBLIC int ipcom_forwarder_transmit_pkt(Ipcom_pkt *pkt, Ipcom_netif *netif);
IP_PUBLIC int ipcom_forwarder_transmit_pkt_ext(Ipcom_pkt *pkt, int port_index);
/* ipcom_forwarder_data.c */
IP_PUBLIC void ipcom_forwarder_loop(int fw_id, void * fw_cookie, void * pipe);
/* ipcom_config.c */
IP_PUBLIC int ipcom_forwarder_config_cache_size(void);
IP_PUBLIC int ipcom_forwarder_config_fw_max(void);
IP_PUBLIC unsigned int ipcom_forwarder_current_core(void);
IP_PUBLIC int ipcom_forwarder_fw_per_port(void);
IP_PUBLIC void *ipcom_forwarder_get_tx_queue(void *end);
IP_PUBLIC void ipcom_forwarder_get_nonfw_stats(void *end, Ip_u32 *frames, Ip_u32 *bytes, int reset);
IP_PUBLIC Ip_u32 ipcom_forwarder_get_ports_for_interface (Ip_u32 iface);
IP_PUBLIC unsigned int ipcom_nae_extra_packets(void);
IP_PUBLIC int ipcom_forwarder_get_key_shift(void);
IP_PUBLIC Ip_bool ipcom_forwarder_is_master(void);
IP_PUBLIC int ipcom_forwarder_create_slave(void);
IP_PUBLIC unsigned int ipcom_forwarder_master_core(void);
IP_PUBLIC Ip_err ipcom_forwarder_load_and_boot(Ip_bool first, char **cpuctx, char **imagectx);
IP_PUBLIC int ipcom_forwarder_get_hw_ix(void *end);
IP_PUBLIC int ipcom_forwarder_get_mac_cf(void *pDrv, void *mac);
IP_PUBLIC int ipcom_forwarder_set_mac_cf(void *pDrv, void *mac);
/* ipcom_forwarder_<hw>.c */
IP_PUBLIC int ipcom_nae_tx(Ipcom_netif *netif, Ipcom_pkt *pkt);
IP_PUBLIC int ipcom_forwarder_get_mac_addr(int port, void *mac);
IP_PUBLIC int ipcom_forwarder_set_mac_addr(int port, void *mac);
IP_PUBLIC int ipcom_forwarder_port_status(int port, int *running, int *speed);
IP_PUBLIC void ipcom_forwarder_tick(fw_msg_t *msg, void *fw_cookie);
#if defined(IPCOM_FORWARDER_NAE)
IP_PUBLIC int ipcom_forwarder_nae_id(void);
#endif
#if defined(IPCOM_FORWARDER_AMP)
IP_EXTERN Ip_u32 ipcom_fw_atomic_and(Ip_u32 *addr, Ip_u32 val);
#endif
/* OS specific functions */
/* ipcom_<os>_mipc.c */
IP_PUBLIC int ipcom_mipc_get_shared_data(void);
IP_PUBLIC void ipcom_mipc_ctrl_msg(void *msg, void *fw_cookie);
IP_PUBLIC int ipcom_mipc_printf(const char *fmt, ...);
IP_PUBLIC void ipcom_mipc_syslog(Ip_u32 priority, const char *fmt, ...);
/* ipcom_forwarder.c */
IP_PUBLIC void ipcom_forwarder_set_seed(Ip_u32 seed);
IP_PUBLIC void ipcom_forwarder_set_tx_port(int port, void *txqueue);
IP_PUBLIC Ip_err ipcom_create_rx_fw_tx(int fw_i);
/* port/<os>/src/ipcom_os.c */
IP_PUBLIC int ipcom_mipc_get_node_id(void);
IP_PUBLIC int ipcom_mipc_listen(char *busname, int port, int backlog);
IP_PUBLIC void ipcom_mipc_close(int s);
IP_PUBLIC int ipcom_mipc_recv(int s, void *buf, int buflen);
IP_PUBLIC Ip_err ipcom_mipc_send(char *busname, int node, int port, void *buf, int buflen);
IP_PUBLIC unsigned long ipcom_mipc_addr2offset(void *p);
IP_PUBLIC void *ipcom_mipc_offset2addr(unsigned long offset);
/* ipcom_forwarder_ipsec.c */
IP_PUBLIC int ipcom_forwarder_ipsec_input_done(fw_msg_t *fw_msg, Ip_bool async, Ip_bool check_hmac);
IP_PUBLIC void ipcom_forwarder_ipsec_output_done(fw_msg_t *fw_msg, Ip_bool async);
IP_PUBLIC int ipcom_forwarder_ipsec_input(fw_msg_t *fw_msg,Ip_u8 *domain, Ip_u8 *p, unsigned int length);
IP_PUBLIC int ipcom_forwarder_ipsec_output(fw_msg_t *fw_msg, fw_ipsec_t *ipsec, Ip_u8 *p, unsigned int length);
IP_PUBLIC void ipcom_forwarder_ipsec_sprint_sa(Ip_bool in, char *buf, Ipcom_fw_ipsec_sa_t *fw_ipsec_sa);
IP_PUBLIC int ipcom_forwarder_ipsec_check_replay_window(Ipcom_fw_ipsec_sa_t *fw_ipsec_sa, Ip_u32 seq);
IP_PUBLIC Ip_u8 ipcom_forwarder_ipsec_set_fw_if(Ip_u8 *p, Ipcom_pkt *pkt,
Ip_u32 mtu, fw_ipsec_t *fw_ipsec);
/* ipcom_xxx_yyy_forwarder_ipsec.c */
IP_PUBLIC int ipcom_forwarder_ipsec_esp_encrypt(fw_msg_t *fw_msg,
Ip_u16 sa_index,
Ip_u32 seq_no,
Ip_u8 *iv,
Ip_u8 *pkt,
Ip_u16 pktlen,
Ip_u8 *out);
IP_PUBLIC int ipcom_forwarder_ipsec_esp_decrypt(fw_msg_t *fw_msg,
Ip_u16 sa_index,
Ip_u8 *pkt,
Ip_u16 pktlen,
Ip_u8 *out);
IP_PUBLIC fw_msg_t *ipcom_forwarder_ipsec_poll(void);
IP_PUBLIC int ipcom_forwarder_ipsec_populate_specific_sa(Ipcom_fw_ipsec_sa_t *fw_ipsec_sa, Ip_u16 sa_index, int enc);
IP_PUBLIC void ipcom_forwarder_ipsec_init(void);
#ifdef IPCOM_USE_FORWARDER_VLAN_STACKING
IP_PUBLIC void ipcom_forwarder_reset_stpid(Ip_u16 stpid);
IP_PUBLIC void ipcom_forwarder_svlan_time(unsigned long ticks, unsigned hz);
IP_PUBLIC __inline__ void ipcom_forwarder_sc_fwd_entry(fw_msg_t *msg);
IP_PUBLIC int ipcom_forwarder_if_set_vlan_stacking(Ipnet_netif *netif);
IP_PUBLIC void ipcom_forwarder_if_clr_vlan_stacking(Ipnet_netif *netif);
IP_PUBLIC int ipcom_forwarder_svlan_add_cache_entry(Ipnet_netif *in_netif,
Ip_u16 vid, Ip_u16 svid, Ip_u8 *pri_mapping,
Ipnet_netif *out_netif);
IP_PUBLIC int ipcom_forwarder_svlan_del_cache_entry(Ipnet_netif *in_netif,
Ip_u16 vid, Ip_u16 svid,
Ipnet_netif *out_netif);
IP_PUBLIC int ipcom_forwader_svlan_update_config(unsigned long request,
struct Ip_vlanreq *vlan_req, Ip_u8 old_rule,
Ipnet_netif *netif);
IP_GLOBAL void ipcom_svlan_forwarder_cmd_add(void);
#endif
#ifdef __cplusplus
}
#endif
#endif
/*
****************************************************************************
* END OF FILE
****************************************************************************
*/
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