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/*
* BIRD -- Linux Kernel Netlink Route Syncer
*
* (c) 1998--2000 Martin Mares <mj@ucw.cz>
*
* Can be freely distributed and used under the terms of the GNU GPL.
*/
#ifndef _BIRD_KRT_SYS_H_
#define _BIRD_KRT_SYS_H_
/* Kernel interfaces */
struct kif_params {
};
struct kif_state {
};
static inline void kif_sys_init(struct kif_proto *p UNUSED) { }
static inline int kif_sys_reconfigure(struct kif_proto *p UNUSED, struct kif_config *n UNUSED, struct kif_config *o UNUSED) { return 1; }
static inline void kif_sys_preconfig(struct config *c UNUSED) { }
static inline void kif_sys_postconfig(struct kif_config *c UNUSED) { }
static inline void kif_sys_init_config(struct kif_config *c UNUSED) { }
static inline void kif_sys_copy_config(struct kif_config *d UNUSED, struct kif_config *s UNUSED) { }
static inline struct ifa * kif_get_primary_ip(struct iface *i UNUSED) { return NULL; }
/* Kernel routes */
#define KRT_ALLOW_MERGE_PATHS 1
#define EA_KRT_PREFSRC EA_CODE(EAP_KRT, 0x10)
#define EA_KRT_REALM EA_CODE(EAP_KRT, 0x11)
#define EA_KRT_SCOPE EA_CODE(EAP_KRT, 0x12)
#define KRT_METRICS_MAX 0x10 /* RTAX_QUICKACK+1 */
#define KRT_METRICS_OFFSET 0x20 /* Offset of EA_KRT_* vs RTAX_* */
#define KRT_FEATURES_MAX 4
/*
* Following attributes are parts of RTA_METRICS kernel route attribute, their
* ids must be consistent with their RTAX_* constants (+ KRT_METRICS_OFFSET)
*/
#define EA_KRT_METRICS EA_CODE(EAP_KRT, 0x20) /* Dummy one */
#define EA_KRT_LOCK EA_CODE(EAP_KRT, 0x21)
#define EA_KRT_MTU EA_CODE(EAP_KRT, 0x22)
#define EA_KRT_WINDOW EA_CODE(EAP_KRT, 0x23)
#define EA_KRT_RTT EA_CODE(EAP_KRT, 0x24)
#define EA_KRT_RTTVAR EA_CODE(EAP_KRT, 0x25)
#define EA_KRT_SSTRESH EA_CODE(EAP_KRT, 0x26)
#define EA_KRT_CWND EA_CODE(EAP_KRT, 0x27)
#define EA_KRT_ADVMSS EA_CODE(EAP_KRT, 0x28)
#define EA_KRT_REORDERING EA_CODE(EAP_KRT, 0x29)
#define EA_KRT_HOPLIMIT EA_CODE(EAP_KRT, 0x2a)
#define EA_KRT_INITCWND EA_CODE(EAP_KRT, 0x2b)
#define EA_KRT_FEATURES EA_CODE(EAP_KRT, 0x2c)
#define EA_KRT_RTO_MIN EA_CODE(EAP_KRT, 0x2d)
#define EA_KRT_INITRWND EA_CODE(EAP_KRT, 0x2e)
#define EA_KRT_QUICKACK EA_CODE(EAP_KRT, 0x2f)
/* Bits of EA_KRT_LOCK, also based on RTAX_* constants */
#define EA_KRT_LOCK_MTU EA_KRT_LOCK | EA_BIT(0x2)
#define EA_KRT_LOCK_WINDOW EA_KRT_LOCK | EA_BIT(0x3)
#define EA_KRT_LOCK_RTT EA_KRT_LOCK | EA_BIT(0x4)
#define EA_KRT_LOCK_RTTVAR EA_KRT_LOCK | EA_BIT(0x5)
#define EA_KRT_LOCK_SSTHRESH EA_KRT_LOCK | EA_BIT(0x6)
#define EA_KRT_LOCK_CWND EA_KRT_LOCK | EA_BIT(0x7)
#define EA_KRT_LOCK_ADVMSS EA_KRT_LOCK | EA_BIT(0x8)
#define EA_KRT_LOCK_REORDERING EA_KRT_LOCK | EA_BIT(0x9)
#define EA_KRT_LOCK_HOPLIMIT EA_KRT_LOCK | EA_BIT(0xa)
// define EA_KRT_LOCK_INITCWND EA_KRT_LOCK | EA_BIT(0xb)
// define EA_KRT_LOCK_FEATURES EA_KRT_LOCK | EA_BIT(0xc)
#define EA_KRT_LOCK_RTO_MIN EA_KRT_LOCK | EA_BIT(0xd)
// define EA_KRT_LOCK_INITRWND EA_KRT_LOCK | EA_BIT(0xe)
/* Bits of EA_KRT_FEATURES, based on RTAX_FEATURE_* constants */
#define EA_KRT_FEATURE_ECN EA_KRT_FEATURES | EA_BIT(0x0)
// define EA_KRT_FEATURE_SACK EA_KRT_FEATURES | EA_BIT(0x1)
// define EA_KRT_FEATURE_TSTAMP EA_KRT_FEATURES | EA_BIT(0x2)
#define EA_KRT_FEATURE_ALLFRAG EA_KRT_FEATURES | EA_BIT(0x3)
struct krt_params {
u32 table_id; /* Kernel table ID we sync with */
u32 metric; /* Kernel metric used for all routes */
};
struct krt_state {
struct krt_proto *hash_next;
};
static inline void krt_sys_init(struct krt_proto *p UNUSED) { }
static inline void krt_sys_preconfig(struct config *c UNUSED) { }
static inline void krt_sys_postconfig(struct krt_config *x UNUSED) { }
#endif
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