mirror of
https://gitlab.nic.cz/labs/bird.git
synced 2024-12-22 09:41:54 +00:00
106 lines
3.7 KiB
C
106 lines
3.7 KiB
C
/*
|
|
* 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(PROTOCOL_KERNEL, 0x10)
|
|
#define EA_KRT_REALM EA_CODE(PROTOCOL_KERNEL, 0x11)
|
|
#define EA_KRT_SCOPE EA_CODE(PROTOCOL_KERNEL, 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(PROTOCOL_KERNEL, 0x20) /* Dummy one */
|
|
#define EA_KRT_LOCK EA_CODE(PROTOCOL_KERNEL, 0x21)
|
|
#define EA_KRT_MTU EA_CODE(PROTOCOL_KERNEL, 0x22)
|
|
#define EA_KRT_WINDOW EA_CODE(PROTOCOL_KERNEL, 0x23)
|
|
#define EA_KRT_RTT EA_CODE(PROTOCOL_KERNEL, 0x24)
|
|
#define EA_KRT_RTTVAR EA_CODE(PROTOCOL_KERNEL, 0x25)
|
|
#define EA_KRT_SSTRESH EA_CODE(PROTOCOL_KERNEL, 0x26)
|
|
#define EA_KRT_CWND EA_CODE(PROTOCOL_KERNEL, 0x27)
|
|
#define EA_KRT_ADVMSS EA_CODE(PROTOCOL_KERNEL, 0x28)
|
|
#define EA_KRT_REORDERING EA_CODE(PROTOCOL_KERNEL, 0x29)
|
|
#define EA_KRT_HOPLIMIT EA_CODE(PROTOCOL_KERNEL, 0x2a)
|
|
#define EA_KRT_INITCWND EA_CODE(PROTOCOL_KERNEL, 0x2b)
|
|
#define EA_KRT_FEATURES EA_CODE(PROTOCOL_KERNEL, 0x2c)
|
|
#define EA_KRT_RTO_MIN EA_CODE(PROTOCOL_KERNEL, 0x2d)
|
|
#define EA_KRT_INITRWND EA_CODE(PROTOCOL_KERNEL, 0x2e)
|
|
#define EA_KRT_QUICKACK EA_CODE(PROTOCOL_KERNEL, 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
|