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Annotation of embedaddon/mpd/src/util.h, revision 1.1.1.4

1.1       misho       1: 
                      2: /*
                      3:  * util.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 _UTIL_H_
                     11: #define _UTIL_H_
                     12: 
                     13: #include "ip.h"
1.1.1.3   misho      14: #include <net/ethernet.h>
1.1.1.4 ! misho      15: #include <net/if_dl.h>
        !            16: #include <stdio.h>
1.1.1.3   misho      17: #include <osreldate.h>
1.1.1.4 ! misho      18:  /*-
        !            19:   * The following macro is used to update an
        !            20:   * internet checksum.  "acc" is a 32-bit
        !            21:   * accumulation of all the changes to the
        !            22:   * checksum (adding in old 16-bit words and
        !            23:   * subtracting out new words), and "cksum"
        !            24:   * is the checksum value to be updated.
        !            25:   */
        !            26: #define ADJUST_CHECKSUM(acc, cksum) { \
1.1       misho      27:     acc += cksum; \
                     28:     if (acc < 0) { \
                     29:       acc = -acc; \
                     30:       acc = (acc >> 16) + (acc & 0xffff); \
                     31:       acc += acc >> 16; \
                     32:       cksum = (u_short) ~acc; \
                     33:     } else { \
                     34:       acc = (acc >> 16) + (acc & 0xffff); \
                     35:       acc += acc >> 16; \
                     36:       cksum = (u_short) acc; \
                     37:     } \
                     38:   }
                     39: 
1.1.1.4 ! misho      40: #define MAX_U_INT32            0xffffffffU
1.1       misho      41: 
1.1.1.4 ! misho      42: #define IFCONF_BUFFSIZE                16384
        !            43: #define IFCONF_BUFFMAXSIZE     1048576
        !            44: 
        !            45: struct configfile {
        !            46:        char   *label;
        !            47:        off_t   seek;
        !            48:        int     linenum;
        !            49:        struct configfile *next;
        !            50: };
        !            51: 
        !            52: struct configfiles {
        !            53:        char   *filename;
        !            54:        struct configfile *sections;
        !            55:        struct configfiles *next;
        !            56: };
1.1       misho      57: 
                     58: /*
                     59:  * FUNCTIONS
                     60:  */
                     61: 
1.1.1.4 ! misho      62: extern FILE *OpenConfFile(const char *name, struct configfile **cf);
        !            63: extern int SeekToLabel(FILE *fp, const char *label, int *lineNum, struct configfile *cf);
        !            64: extern char *ReadFullLine(FILE *fp, int *lineNum, char *result, int resultlen);
        !            65: extern int ReadFile(const char *filename, const char *target, int (*func) (Context ctx, int ac, const char *const av[], const char *file, int line), Context ctx);
        !            66: extern int ParseLine(char *line, char *vec[], int max_args, int copy);
        !            67: extern void FreeArgs(int ac, char *av[]);
        !            68: 
        !            69: extern int TcpGetListenPort(struct u_addr *addr, in_port_t port, int block);
        !            70: extern int TcpAcceptConnection(int sock, struct sockaddr_storage *addr, int block);
        !            71: extern int GetInetSocket(int type, struct u_addr *addr, in_port_t port, int block, char *ebuf, size_t len);
1.1       misho      72: 
1.1.1.2   misho      73: #ifdef PHYSTYPE_MODEM
1.1.1.4 ! misho      74: extern int OpenSerialDevice(const char *label, const char *path, int baudrate);
        !            75: extern int ExclusiveOpenDevice(const char *label, const char *path);
        !            76: extern void ExclusiveCloseDevice(const char *label, int fd, const char *path);
        !            77: 
1.1.1.2   misho      78: #endif
1.1       misho      79: 
1.1.1.4 ! misho      80: extern int PIDCheck(const char *lockfile, int killem);
        !            81: 
        !            82: extern void LengthenArray(void *arrayp, size_t esize, int *alenp, const char *type);
        !            83: 
        !            84: extern int ExecCmd(int log, const char *label, const char *fmt,...)__printflike(3, 4);
        !            85: extern int ExecCmdNosh(int log, const char *label, const char *fmt,...)__printflike(3, 4);
1.1       misho      86: 
1.1.1.4 ! misho      87: extern void ShowMesg(int log, const char *pref, const char *buf, int len);
        !            88: extern char *Bin2Hex(const unsigned char *bin, size_t len);
        !            89: extern u_char *Hex2Bin(char *hexstr);
1.1       misho      90: 
1.1.1.2   misho      91: #ifndef USE_NG_PRED1
1.1.1.4 ! misho      92: extern u_short Crc16(u_short fcs, u_char *cp, int len);
        !            93: 
1.1.1.2   misho      94: #endif
1.1       misho      95: 
1.1.1.4 ! misho      96: extern u_long GenerateMagic(void);
        !            97: 
        !            98: extern int GetAnyIpAddress(struct u_addr *ipaddr, const char *ifname);
        !            99: extern int GetEther(struct u_addr *addr, struct sockaddr_dl *hwaddr);
        !           100: extern int GetPeerEther(struct u_addr *addr, struct sockaddr_dl *hwaddr);
        !           101: extern void ppp_util_ascify(char *buf, size_t max, const char *bytes, size_t len);
        !           102: extern int IfaceSetFlag(const char *ifname, int value);
        !           103: 
1.1.1.3   misho     104: #ifndef        HAVE_NTOA_R
1.1.1.4 ! misho     105: extern char *ether_ntoa_r(const struct ether_addr *n, char *a);
        !           106: 
1.1.1.3   misho     107: #endif
1.1       misho     108: 
1.1.1.4 ! misho     109: 
1.1       misho     110: #endif