LCOV - code coverage report
Current view: top level - include/linux - route.h (source / functions) Hit Total Coverage
Test: coverage.info Lines: 1 1 100.0 %
Date: 2017-01-25 Functions: 0 0 -

          Line data    Source code
       1             : /*
       2             :  * INET         An implementation of the TCP/IP protocol suite for the LINUX
       3             :  *              operating system.  INET is implemented using the  BSD Socket
       4             :  *              interface as the means of communication with the user level.
       5             :  *
       6             :  *              Global definitions for the IP router interface.
       7             :  *
       8             :  * Version:     @(#)route.h     1.0.3   05/27/93
       9             :  *
      10             :  * Authors:     Original taken from Berkeley UNIX 4.3, (c) UCB 1986-1988
      11             :  *              for the purposes of compatibility only.
      12             :  *
      13             :  *              Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
      14             :  *
      15             :  * Changes:
      16             :  *              Mike McLagan    :       Routing by source
      17             :  *
      18             :  *              This program is free software; you can redistribute it and/or
      19             :  *              modify it under the terms of the GNU General Public License
      20             :  *              as published by the Free Software Foundation; either version
      21             :  *              2 of the License, or (at your option) any later version.
      22             :  */
      23             : #ifndef _LINUX_ROUTE_H
      24             : #define _LINUX_ROUTE_H
      25             : 
      26             : #include <linux/if.h>
      27             : #include <linux/compiler.h>
      28             : 
      29             : /* This structure gets passed by the SIOCADDRT and SIOCDELRT calls. */
      30             : struct rtentry {
      31             :         unsigned long   rt_pad1;
      32             :         struct sockaddr rt_dst;         /* target address               */
      33             :         struct sockaddr rt_gateway;     /* gateway addr (RTF_GATEWAY)   */
      34             :         struct sockaddr rt_genmask;     /* target network mask (IP)     */
      35             :         unsigned short  rt_flags;
      36             :         short           rt_pad2;
      37             :         unsigned long   rt_pad3;
      38             :         void            *rt_pad4;
      39             :         short           rt_metric;      /* +1 for binary compatibility! */
      40             :         char __user     *rt_dev;        /* forcing the device at add    */
      41             :         unsigned long   rt_mtu;         /* per route MTU/Window         */
      42             : #ifndef __KERNEL__
      43             : #define rt_mss  rt_mtu                  /* Compatibility :-(            */
      44             : #endif
      45             :         unsigned long   rt_window;      /* Window clamping              */
      46             :         unsigned short  rt_irtt;        /* Initial RTT                  */
      47             : };
      48             : 
      49           3 : 
      50             : #define RTF_UP          0x0001          /* route usable                 */
      51             : #define RTF_GATEWAY     0x0002          /* destination is a gateway     */
      52             : #define RTF_HOST        0x0004          /* host entry (net otherwise)   */
      53             : #define RTF_REINSTATE   0x0008          /* reinstate route after tmout  */
      54             : #define RTF_DYNAMIC     0x0010          /* created dyn. (by redirect)   */
      55             : #define RTF_MODIFIED    0x0020          /* modified dyn. (by redirect)  */
      56             : #define RTF_MTU         0x0040          /* specific MTU for this route  */
      57             : #define RTF_MSS         RTF_MTU         /* Compatibility :-(            */
      58             : #define RTF_WINDOW      0x0080          /* per route window clamping    */
      59             : #define RTF_IRTT        0x0100          /* Initial round trip time      */
      60             : #define RTF_REJECT      0x0200          /* Reject route                 */
      61             : 
      62             : /*
      63             :  *      <linux/ipv6_route.h> uses RTF values >= 64k
      64             :  */
      65             : 
      66             : 
      67             : 
      68             : #endif  /* _LINUX_ROUTE_H */
      69             : 

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