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Annotation of embedaddon/bird/sysdep/linux/krt-sys.h, revision 1.1

1.1     ! misho       1: /*
        !             2:  *     BIRD -- Linux Kernel Netlink Route Syncer
        !             3:  *
        !             4:  *     (c) 1998--2000 Martin Mares <mj@ucw.cz>
        !             5:  *
        !             6:  *     Can be freely distributed and used under the terms of the GNU GPL.
        !             7:  */
        !             8: 
        !             9: #ifndef _BIRD_KRT_SYS_H_
        !            10: #define _BIRD_KRT_SYS_H_
        !            11: 
        !            12: 
        !            13: /* Kernel interfaces */
        !            14: 
        !            15: struct kif_params {
        !            16: };
        !            17: 
        !            18: struct kif_state {
        !            19: };
        !            20: 
        !            21: 
        !            22: static inline void kif_sys_init(struct kif_proto *p UNUSED) { }
        !            23: static inline int kif_sys_reconfigure(struct kif_proto *p UNUSED, struct kif_config *n UNUSED, struct kif_config *o UNUSED) { return 1; }
        !            24: 
        !            25: static inline void kif_sys_preconfig(struct config *c UNUSED) { }
        !            26: static inline void kif_sys_postconfig(struct kif_config *c UNUSED) { }
        !            27: static inline void kif_sys_init_config(struct kif_config *c UNUSED) { }
        !            28: static inline void kif_sys_copy_config(struct kif_config *d UNUSED, struct kif_config *s UNUSED) { }
        !            29: 
        !            30: static inline struct ifa * kif_get_primary_ip(struct iface *i UNUSED) { return NULL; }
        !            31: 
        !            32: 
        !            33: /* Kernel routes */
        !            34: 
        !            35: #define KRT_ALLOW_MERGE_PATHS  1
        !            36: 
        !            37: #define EA_KRT_PREFSRC         EA_CODE(EAP_KRT, 0x10)
        !            38: #define EA_KRT_REALM           EA_CODE(EAP_KRT, 0x11)
        !            39: #define EA_KRT_SCOPE           EA_CODE(EAP_KRT, 0x12)
        !            40: 
        !            41: 
        !            42: #define KRT_METRICS_MAX                0x10    /* RTAX_QUICKACK+1 */
        !            43: #define KRT_METRICS_OFFSET     0x20    /* Offset of EA_KRT_* vs RTAX_* */
        !            44: 
        !            45: #define KRT_FEATURES_MAX       4
        !            46: 
        !            47: /*
        !            48:  * Following attributes are parts of RTA_METRICS kernel route attribute, their
        !            49:  * ids must be consistent with their RTAX_* constants (+ KRT_METRICS_OFFSET)
        !            50:  */
        !            51: #define EA_KRT_METRICS         EA_CODE(EAP_KRT, 0x20)  /* Dummy one */
        !            52: #define EA_KRT_LOCK            EA_CODE(EAP_KRT, 0x21)
        !            53: #define EA_KRT_MTU             EA_CODE(EAP_KRT, 0x22)
        !            54: #define EA_KRT_WINDOW          EA_CODE(EAP_KRT, 0x23)
        !            55: #define EA_KRT_RTT             EA_CODE(EAP_KRT, 0x24)
        !            56: #define EA_KRT_RTTVAR          EA_CODE(EAP_KRT, 0x25)
        !            57: #define EA_KRT_SSTRESH         EA_CODE(EAP_KRT, 0x26)
        !            58: #define EA_KRT_CWND            EA_CODE(EAP_KRT, 0x27)
        !            59: #define EA_KRT_ADVMSS          EA_CODE(EAP_KRT, 0x28)
        !            60: #define EA_KRT_REORDERING      EA_CODE(EAP_KRT, 0x29)
        !            61: #define EA_KRT_HOPLIMIT                EA_CODE(EAP_KRT, 0x2a)
        !            62: #define EA_KRT_INITCWND                EA_CODE(EAP_KRT, 0x2b)
        !            63: #define EA_KRT_FEATURES                EA_CODE(EAP_KRT, 0x2c)
        !            64: #define EA_KRT_RTO_MIN         EA_CODE(EAP_KRT, 0x2d)
        !            65: #define EA_KRT_INITRWND                EA_CODE(EAP_KRT, 0x2e)
        !            66: #define EA_KRT_QUICKACK                EA_CODE(EAP_KRT, 0x2f)
        !            67: 
        !            68: /* Bits of EA_KRT_LOCK, also based on RTAX_* constants */
        !            69: #define EA_KRT_LOCK_MTU                EA_KRT_LOCK | EA_BIT(0x2)
        !            70: #define EA_KRT_LOCK_WINDOW     EA_KRT_LOCK | EA_BIT(0x3)
        !            71: #define EA_KRT_LOCK_RTT                EA_KRT_LOCK | EA_BIT(0x4)
        !            72: #define EA_KRT_LOCK_RTTVAR     EA_KRT_LOCK | EA_BIT(0x5)
        !            73: #define EA_KRT_LOCK_SSTHRESH   EA_KRT_LOCK | EA_BIT(0x6)
        !            74: #define EA_KRT_LOCK_CWND       EA_KRT_LOCK | EA_BIT(0x7)
        !            75: #define EA_KRT_LOCK_ADVMSS     EA_KRT_LOCK | EA_BIT(0x8)
        !            76: #define EA_KRT_LOCK_REORDERING         EA_KRT_LOCK | EA_BIT(0x9)
        !            77: #define EA_KRT_LOCK_HOPLIMIT   EA_KRT_LOCK | EA_BIT(0xa)
        !            78: // define EA_KRT_LOCK_INITCWND EA_KRT_LOCK | EA_BIT(0xb)
        !            79: // define EA_KRT_LOCK_FEATURES EA_KRT_LOCK | EA_BIT(0xc)
        !            80: #define EA_KRT_LOCK_RTO_MIN    EA_KRT_LOCK | EA_BIT(0xd)
        !            81: // define EA_KRT_LOCK_INITRWND EA_KRT_LOCK | EA_BIT(0xe)
        !            82: 
        !            83: /* Bits of EA_KRT_FEATURES, based on RTAX_FEATURE_* constants */
        !            84: #define EA_KRT_FEATURE_ECN     EA_KRT_FEATURES | EA_BIT(0x0)
        !            85: // define EA_KRT_FEATURE_SACK  EA_KRT_FEATURES | EA_BIT(0x1)
        !            86: // define EA_KRT_FEATURE_TSTAMP        EA_KRT_FEATURES | EA_BIT(0x2)
        !            87: #define EA_KRT_FEATURE_ALLFRAG EA_KRT_FEATURES | EA_BIT(0x3)
        !            88: 
        !            89: 
        !            90: struct krt_params {
        !            91:   u32 table_id;                                /* Kernel table ID we sync with */
        !            92:   u32 metric;                          /* Kernel metric used for all routes */
        !            93: };
        !            94: 
        !            95: struct krt_state {
        !            96:   struct krt_proto *hash_next;
        !            97: };
        !            98: 
        !            99: 
        !           100: static inline void krt_sys_init(struct krt_proto *p UNUSED) { }
        !           101: static inline void krt_sys_preconfig(struct config *c UNUSED) { }
        !           102: static inline void krt_sys_postconfig(struct krt_config *x UNUSED) { }
        !           103: 
        !           104: 
        !           105: #endif