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Annotation of embedaddon/mpd/src/ngfunc.h, revision 1.1

1.1     ! misho       1: 
        !             2: /*
        !             3:  * ngfunc.h
        !             4:  *
        !             5:  * Written by Archie Cobbs <archie@freebsd.org>
        !             6:  * Copyright (c) 1995-1999 Whistle Communications, Inc. All rights reserved.
        !             7:  * See ``COPYRIGHT.whistle''
        !             8:  */
        !             9: 
        !            10: #ifndef _NGFUNC_H_
        !            11: #define _NGFUNC_H_
        !            12: 
        !            13: #include "defs.h"
        !            14: #include "bund.h"
        !            15: 
        !            16: #include <netgraph/ng_message.h>
        !            17: #include <netgraph/ng_ppp.h>
        !            18: 
        !            19: /*
        !            20:  * DEFINITIONS
        !            21:  */
        !            22: 
        !            23:   /*
        !            24:    * The "mssfix-in"/"mssfix-out" hooks are used for TCP SYN segments,
        !            25:    * if userland tcpmssfix is on.
        !            26:    */
        !            27: 
        !            28:   #ifndef USE_NG_TCPMSS
        !            29:   #define MPD_HOOK_TCPMSS_IN   "tcpmss-in"
        !            30:   #define MPD_HOOK_TCPMSS_OUT  "tcpmss-out"
        !            31:   #endif
        !            32: 
        !            33:   #define BPF_HOOK_PPP         "ppp"
        !            34:   #define BPF_HOOK_IFACE       "iface"
        !            35:   #define BPF_HOOK_MPD         "mpd"
        !            36: 
        !            37:   #define BPF_MODE_OFF         0       /* no BPF node traffic gets through */
        !            38:   #define BPF_MODE_ON          1       /* normal BPF node traffic flow */
        !            39:   #define BPF_MODE_DEMAND      2       /* block traffic; redirect demand */
        !            40:   #define BPF_MODE_MSSFIX      3       /* redirect all TCP SYN packets */
        !            41:   #define BPF_MODE_MSSFIX_IN   4       /* redirect incoming TCP SYN packets */
        !            42:   #define BPF_MODE_MSSFIX_OUT  5       /* redirect outgoing TCP SYN packets */
        !            43: 
        !            44: /*
        !            45:  * VARIABLES
        !            46:  */
        !            47: 
        !            48:   #ifdef USE_NG_TCPMSS
        !            49:   extern u_char gTcpMSSNode;
        !            50:   #endif
        !            51:   #ifdef USE_NG_NETFLOW
        !            52:   extern const struct cmdtab NetflowSetCmds[];
        !            53:   
        !            54:   extern u_char gNetflowNode;
        !            55:   extern u_char gNetflowNodeShutdown;
        !            56:   extern char gNetflowNodeName[64];
        !            57:   extern ng_ID_t gNetflowNodeID;
        !            58:   extern u_int gNetflowIface;
        !            59:   extern struct sockaddr_storage gNetflowExport;
        !            60:   extern struct sockaddr_storage gNetflowSource;
        !            61:   extern uint32_t gNetflowInactive;
        !            62:   extern uint32_t gNetflowActive;
        !            63:   #endif
        !            64:   
        !            65: /*
        !            66:  * FUNCTIONS
        !            67:  */
        !            68: 
        !            69:   extern void  NgFuncShutdownGlobal(void);
        !            70:   extern void  NgFuncSetConfig(Bund b);
        !            71:   extern int   NgFuncWritePppFrame(Bund b, int linkNum, int proto, Mbuf bp);
        !            72:   extern int   NgFuncWritePppFrameLink(Link l, int proto, Mbuf bp);
        !            73:   extern int   NgFuncWriteFrame(int dsock, const char *hookname, const char *label, Mbuf bp);
        !            74:   extern int   NgFuncClrStats(Bund b, u_int16_t linkNum);
        !            75:   extern int   NgFuncGetStats(Bund b, u_int16_t linkNum,
        !            76:                        struct ng_ppp_link_stat *s);
        !            77:   extern int   NgFuncGetStats64(Bund b, u_int16_t linkNum,
        !            78:                        struct ng_ppp_link_stat64 *s);
        !            79:   extern int   NgFuncSendQuery(const char *path, int cookie, int cmd,
        !            80:                        const void *args, size_t arglen, struct ng_mesg *rbuf,
        !            81:                        size_t replen, char *raddr);
        !            82: 
        !            83:   extern int   NgFuncConnect(int csock, char *label, const char *path, const char *hook,
        !            84:                        const char *path2, const char *hook2);
        !            85:   extern int   NgFuncDisconnect(int csock, char *label, const char *path, const char *hook);
        !            86:   extern int   NgFuncShutdownNode(int csock, const char *label, const char *path);
        !            87: 
        !            88:   extern void  NgFuncErrx(const char *fmt, ...);
        !            89:   extern void  NgFuncErr(const char *fmt, ...);
        !            90: 
        !            91:   #ifdef USE_NG_NETFLOW
        !            92:   extern int   NgFuncInitGlobalNetflow(void);
        !            93:   #endif
        !            94:   
        !            95:   extern int   NgFuncCreateIface(Bund b, char *buf, int max);
        !            96:   extern ng_ID_t       NgGetNodeID(int csock, const char *path);
        !            97: 
        !            98: #endif
        !            99: