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Annotation of embedaddon/mtr/net.h, revision 1.1

1.1     ! misho       1: /*
        !             2:     mtr  --  a network diagnostic tool
        !             3:     Copyright (C) 1997,1998  Matt Kimball
        !             4: 
        !             5:     This program is free software; you can redistribute it and/or modify
        !             6:     it under the terms of the GNU General Public License version 2 as 
        !             7:     published by the Free Software Foundation.
        !             8: 
        !             9:     This program is distributed in the hope that it will be useful,
        !            10:     but WITHOUT ANY WARRANTY; without even the implied warranty of
        !            11:     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        !            12:     GNU General Public License for more details.
        !            13: 
        !            14:     You should have received a copy of the GNU General Public License
        !            15:     along with this program; if not, write to the Free Software
        !            16:     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
        !            17: */
        !            18: 
        !            19: /*  Prototypes for functions in net.c  */
        !            20: #include <netdb.h>
        !            21: #include <arpa/inet.h>
        !            22: #include <netinet/in.h>
        !            23: #include <sys/socket.h>
        !            24: #ifdef ENABLE_IPV6
        !            25: #include <netinet/ip6.h>
        !            26: #include <netinet/icmp6.h>
        !            27: #endif
        !            28: 
        !            29: int net_preopen(void);
        !            30: int net_selectsocket(void);
        !            31: int net_open(struct hostent *host);
        !            32: void net_reopen(struct hostent *address);
        !            33: int net_set_interfaceaddress (char *InterfaceAddress); 
        !            34: void net_reset(void);
        !            35: void net_close(void);
        !            36: int net_waitfd(void);
        !            37: void net_process_return(void);
        !            38: void net_harvest_fds(void);
        !            39: 
        !            40: int net_max(void);
        !            41: int net_min(void);
        !            42: int net_last(int at);
        !            43: ip_t * net_addr(int at);
        !            44: void * net_mpls(int at);
        !            45: void * net_mplss(int, int);
        !            46: int net_loss(int at);
        !            47: int net_drop(int at);
        !            48: int net_last(int at);
        !            49: int net_best(int at);
        !            50: int net_worst(int at);
        !            51: int net_avg(int at);
        !            52: int net_gmean(int at);
        !            53: int net_stdev(int at);
        !            54: int net_jitter(int at);
        !            55: int net_jworst(int at);
        !            56: int net_javg(int at);
        !            57: int net_jinta(int at);
        !            58: ip_t * net_addrs(int at, int i);
        !            59: char *net_localaddr(void); 
        !            60: 
        !            61: int net_send_batch(void);
        !            62: void net_end_transit(void);
        !            63: 
        !            64: int calc_deltatime (float WaitTime);
        !            65: 
        !            66: int net_returned(int at);
        !            67: int net_xmit(int at);
        !            68: int net_transit(int at);
        !            69: 
        !            70: int net_up(int at);
        !            71: 
        !            72: #define SAVED_PINGS 200
        !            73: int* net_saved_pings(int at);
        !            74: void net_save_xmit(int at);
        !            75: void net_save_return(int at, int seq, int ms);
        !            76: int net_duplicate(int at, int seq);
        !            77: 
        !            78: void sockaddrtop( struct sockaddr * saddr, char * strptr, size_t len );
        !            79: int addrcmp( char * a, char * b, int af );
        !            80: void addrcpy( char * a, char * b, int af );
        !            81: 
        !            82: void net_add_fds(fd_set *writefd, int *maxfd);
        !            83: void net_process_fds(fd_set *writefd);
        !            84: 
        !            85: #define MAXPATH 8
        !            86: #define MaxHost 256
        !            87: #define MinSequence 33000
        !            88: #define MaxSequence 65536
        !            89: #define MinPort 1024
        !            90: 
        !            91: #define MAXPACKET 4470         /* largest test packet size */
        !            92: #define MINPACKET 28           /* 20 bytes IP header and 8 bytes ICMP or UDP */
        !            93: #define MAXLABELS 8            /* http://kb.juniper.net/KB2190 (+ 3 just in case) */
        !            94: 
        !            95: /* stuff used by display such as report, curses... */
        !            96: #define MAXFLD 20              /* max stats fields to display */
        !            97: 
        !            98: #if defined (__STDC__) && __STDC__
        !            99: #define CONST const
        !           100: #else
        !           101: #define CONST /* */
        !           102: #endif
        !           103: 
        !           104: 
        !           105: /* XXX This doesn't really belong in this header file, but as the
        !           106:    right c-files include it, it will have to do for now. */
        !           107: 
        !           108: /* dynamic field drawing */
        !           109: struct fields {
        !           110:   CONST unsigned char key;
        !           111:   CONST char *descr;
        !           112:   CONST char *title;
        !           113:   CONST char *format;
        !           114:   int length;
        !           115:   int (*net_xxx)();
        !           116: };
        !           117: 
        !           118: extern struct fields data_fields[MAXFLD];
        !           119: 
        !           120: 
        !           121: /* keys: the value in the array is the index number in data_fields[] */
        !           122: extern int fld_index[];
        !           123: extern unsigned char fld_active[];
        !           124: extern char available_options[];
        !           125: 
        !           126: ip_t unspec_addr;
        !           127: 
        !           128: /* MPLS label object */
        !           129: struct mplslen {
        !           130:   unsigned long label[MAXLABELS]; /* label value */
        !           131:   uint8 exp[MAXLABELS]; /* experimental bits */
        !           132:   uint8 ttl[MAXLABELS]; /* MPLS TTL */
        !           133:   char s[MAXLABELS]; /* bottom of stack */
        !           134:   char labels; /* how many labels did we get? */
        !           135: };
        !           136: 
        !           137: void decodempls(int, char *, struct mplslen *, int);