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author | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-04-17 02:20:36 +0400 |
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committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-04-17 02:20:36 +0400 |
commit | 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 (patch) | |
tree | 0bba044c4ce775e45a88a51686b5d9f90697ea9d /net/atm/mpoa_caches.h | |
download | linux-1da177e4c3f41524e886b7f1b8a0c1fc7321cac2.tar.xz |
Linux-2.6.12-rc2v2.6.12-rc2
Initial git repository build. I'm not bothering with the full history,
even though we have it. We can create a separate "historical" git
archive of that later if we want to, and in the meantime it's about
3.2GB when imported into git - space that would just make the early
git days unnecessarily complicated, when we don't have a lot of good
infrastructure for it.
Let it rip!
Diffstat (limited to 'net/atm/mpoa_caches.h')
-rw-r--r-- | net/atm/mpoa_caches.h | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/net/atm/mpoa_caches.h b/net/atm/mpoa_caches.h new file mode 100644 index 000000000000..6c9886a03d0b --- /dev/null +++ b/net/atm/mpoa_caches.h @@ -0,0 +1,96 @@ +#ifndef MPOA_CACHES_H +#define MPOA_CACHES_H + +#include <linux/netdevice.h> +#include <linux/types.h> +#include <linux/atm.h> +#include <linux/atmdev.h> +#include <linux/atmmpc.h> + +struct mpoa_client; + +void atm_mpoa_init_cache(struct mpoa_client *mpc); + +typedef struct in_cache_entry { + struct in_cache_entry *next; + struct in_cache_entry *prev; + struct timeval tv; + struct timeval reply_wait; + struct timeval hold_down; + uint32_t packets_fwded; + uint16_t entry_state; + uint32_t retry_time; + uint32_t refresh_time; + uint32_t count; + struct atm_vcc *shortcut; + uint8_t MPS_ctrl_ATM_addr[ATM_ESA_LEN]; + struct in_ctrl_info ctrl_info; + atomic_t use; +} in_cache_entry; + +struct in_cache_ops{ + in_cache_entry *(*add_entry)(uint32_t dst_ip, + struct mpoa_client *client); + in_cache_entry *(*get)(uint32_t dst_ip, struct mpoa_client *client); + in_cache_entry *(*get_with_mask)(uint32_t dst_ip, + struct mpoa_client *client, + uint32_t mask); + in_cache_entry *(*get_by_vcc)(struct atm_vcc *vcc, + struct mpoa_client *client); + void (*put)(in_cache_entry *entry); + void (*remove_entry)(in_cache_entry *delEntry, + struct mpoa_client *client ); + int (*cache_hit)(in_cache_entry *entry, + struct mpoa_client *client); + void (*clear_count)(struct mpoa_client *client); + void (*check_resolving)(struct mpoa_client *client); + void (*refresh)(struct mpoa_client *client); + void (*destroy_cache)(struct mpoa_client *mpc); +}; + +typedef struct eg_cache_entry{ + struct eg_cache_entry *next; + struct eg_cache_entry *prev; + struct timeval tv; + uint8_t MPS_ctrl_ATM_addr[ATM_ESA_LEN]; + struct atm_vcc *shortcut; + uint32_t packets_rcvd; + uint16_t entry_state; + uint32_t latest_ip_addr; /* The src IP address of the last packet */ + struct eg_ctrl_info ctrl_info; + atomic_t use; +} eg_cache_entry; + +struct eg_cache_ops{ + eg_cache_entry *(*add_entry)(struct k_message *msg, struct mpoa_client *client); + eg_cache_entry *(*get_by_cache_id)(uint32_t cache_id, struct mpoa_client *client); + eg_cache_entry *(*get_by_tag)(uint32_t cache_id, struct mpoa_client *client); + eg_cache_entry *(*get_by_vcc)(struct atm_vcc *vcc, struct mpoa_client *client); + eg_cache_entry *(*get_by_src_ip)(uint32_t ipaddr, struct mpoa_client *client); + void (*put)(eg_cache_entry *entry); + void (*remove_entry)(eg_cache_entry *entry, struct mpoa_client *client); + void (*update)(eg_cache_entry *entry, uint16_t holding_time); + void (*clear_expired)(struct mpoa_client *client); + void (*destroy_cache)(struct mpoa_client *mpc); +}; + + +/* Ingress cache entry states */ + +#define INGRESS_REFRESHING 3 +#define INGRESS_RESOLVED 2 +#define INGRESS_RESOLVING 1 +#define INGRESS_INVALID 0 + +/* VCC states */ + +#define OPEN 1 +#define CLOSED 0 + +/* Egress cache entry states */ + +#define EGRESS_RESOLVED 2 +#define EGRESS_PURGE 1 +#define EGRESS_INVALID 0 + +#endif |