gonzui

    1: /*
    2:  *----------------------------------------------------------------------
    3:  *    T2EX Software Package
    4:  *
    5:  *    Copyright 2012 by Ken Sakamura.
    6:  *    This software is distributed under the latest version of T-License 2.x.
    7:  *----------------------------------------------------------------------
    8:  *
    9:  *    Released by T-Engine Forum(http://www.t-engine.org/) at 2012/12/12.
   10:  *    Modified by TRON Forum(http://www.tron.org/) at 2015/06/04.
   11:  *
   12:  *----------------------------------------------------------------------
   13:  */
   14: /*
   15:  * This software package is available for use, modification, 
   16:  * and redistribution in accordance with the terms of the attached 
   17:  * T-License 2.x.
   18:  * If you want to redistribute the source code, you need to attach 
   19:  * the T-License 2.x document.
   20:  * There's no obligation to publish the content, and no obligation 
   21:  * to disclose it to the TRON Forum if you have modified the 
   22:  * software package.
   23:  * You can also distribute the modified source code. In this case, 
   24:  * please register the modification to T-Kernel traceability service.
   25:  * People can know the history of modifications by the service, 
   26:  * and can be sure that the version you have inherited some 
   27:  * modification of a particular version or not.
   28:  *
   29:  *    http://trace.tron.org/tk/?lang=en
   30:  *    http://trace.tron.org/tk/?lang=ja
   31:  *
   32:  * As per the provisions of the T-License 2.x, TRON Forum ensures that 
   33:  * the portion of the software that is copyrighted by Ken Sakamura or 
   34:  * the TRON Forum does not infringe the copyrights of a third party.
   35:  * However, it does not make any warranty other than this.
   36:  * DISCLAIMER: TRON Forum and Ken Sakamura shall not be held
   37:  * responsible for any consequences or damages caused directly or
   38:  * indirectly by the use of this software package.
   39:  *
   40:  * The source codes in bsd_source.tar.gz in this software package are 
   41:  * derived from NetBSD or OpenBSD and not covered under T-License 2.x.
   42:  * They need to be changed or redistributed according to the 
   43:  * representation of each source header.
   44:  */
   45: 
   46: /*
   47:  *      @(#)util.h
   48:  *
   49:  */
   50: 
   51: #ifndef UTIL_H_
   52: #define UTIL_H_
   53: 
   54: #include <t2ex/socket.h>
   55: #include <string.h>
   56: 
   57: #define NET_CONF_MACHINE        (0)
   58: #define NET_CONF_EMULATOR       (1)
   59: 
   60: #define NET_CONF_STATIC         (0)
   61: #define NET_CONF_DHCP           (1)
   62: 
   63: int net_conf(int emu, int dhcp);
   64: void net_show(void);
   65: 
   66: int net_random(void);
   67: unsigned short checksum2(unsigned short *buf, int bufsz, unsigned long initial);
   68: unsigned short checksum(unsigned short *buf, int bufsz);
   69: int get_hwaddr(const char* ifname, char* buf);
   70: int if_updown(const char* ifname, int is_up);
   71: void set_ifaddr(const char* ifname, in_addr_t addr, in_addr_t mask);
   72: void set_bpfif(const char* path, const char* ifname);
   73: void add_hosttable(const char* hostname, in_addr_t addr);
   74: in_addr_t resolv_host(const char* host);
   75: void netdrv_set_minpktsz(const char* ifname, W minsz);
   76: 
   77: #ifdef DEBUG
   78: #define DEBUG_PRINT(x)  printf x
   79: #else
   80: #define DEBUG_PRINT(x)
   81: #endif
   82: 
   83: #endif /* UTIL_H_ */