diff options
Diffstat (limited to 'lib/if.h')
| -rw-r--r-- | lib/if.h | 64 |
1 files changed, 64 insertions, 0 deletions
@@ -131,6 +131,63 @@ struct if_stats }; #endif /* HAVE_PROC_NET_DEV */ +/* Here are "non-official" architectural constants. */ +#define TE_EXT_MASK 0x0FFFFFFF +#define TE_EXT_ANORMAL 0x80000000 +#define LOSS_PRECISION 0.000003 +#define TE_KILO_BIT 1000 +#define TE_BYTE 8 +#define DEFAULT_BANDWIDTH 10000 +#define MAX_CLASS_TYPE 8 +#define MAX_PKT_LOSS 50.331642 + +/* Link Parameters Status: 0: unset, 1: set, */ +#define LP_UNSET 0x0000 +#define LP_TE 0x0001 +#define LP_MAX_BW 0x0002 +#define LP_MAX_RSV_BW 0x0004 +#define LP_UNRSV_BW 0x0008 +#define LP_ADM_GRP 0x0010 +#define LP_RMT_AS 0x0020 +#define LP_DELAY 0x0040 +#define LP_MM_DELAY 0x0080 +#define LP_DELAY_VAR 0x0100 +#define LP_PKT_LOSS 0x0200 +#define LP_RES_BW 0x0400 +#define LP_AVA_BW 0x0800 +#define LP_USE_BW 0x1000 + +#define IS_PARAM_UNSET(lp, st) !(lp->lp_status & st) +#define IS_PARAM_SET(lp, st) (lp->lp_status & st) +#define IS_LINK_PARAMS_SET(lp) (lp->lp_status != LP_UNSET) + +#define SET_PARAM(lp, st) (lp->lp_status) |= (st) +#define UNSET_PARAM(lp, st) (lp->lp_status) &= ~(st) +#define RESET_LINK_PARAM(lp) (lp->lp_status = LP_UNSET) + +/* Link Parameters for Traffic Engineering */ +struct if_link_params { + u_int32_t lp_status; /* Status of Link Parameters: */ + u_int32_t te_metric; /* Traffic Engineering metric */ + float max_bw; /* Maximum Bandwidth */ + float max_rsv_bw; /* Maximum Reservable Bandwidth */ + float unrsv_bw[MAX_CLASS_TYPE]; /* Unreserved Bandwidth per Class Type (8) */ + u_int32_t admin_grp; /* Administrative group */ + u_int32_t rmt_as; /* Remote AS number */ + struct in_addr rmt_ip; /* Remote IP address */ + u_int32_t av_delay; /* Link Average Delay */ + u_int32_t min_delay; /* Link Min Delay */ + u_int32_t max_delay; /* Link Max Delay */ + u_int32_t delay_var; /* Link Delay Variation */ + float pkt_loss; /* Link Packet Loss */ + float res_bw; /* Residual Bandwidth */ + float ava_bw; /* Available Bandwidth */ + float use_bw; /* Utilized Bandwidth */ +}; + +#define INTERFACE_LINK_PARAMS_SIZE sizeof(struct if_link_params) +#define HAS_LINK_PARAMS(ifp) ((ifp)->link_params != NULL) + /* Interface structure */ struct interface { @@ -174,6 +231,9 @@ struct interface /* interface bandwidth, kbits */ unsigned int bandwidth; + /* Link parameters for Traffic Engineering */ + struct if_link_params *link_params; + /* description of the interface. */ char *desc; @@ -418,6 +478,10 @@ extern ifindex_t if_nametoindex (const char *); extern char *if_indextoname (ifindex_t, char *); #endif +/* link parameters */ +struct if_link_params *if_link_params_get (struct interface *); +void if_link_params_free (struct interface *); + /* Exported variables. */ extern struct cmd_element interface_desc_cmd; extern struct cmd_element no_interface_desc_cmd; |