source: azure_iot_hub/trunk/musl-1.1.18/include/net/route.h@ 388

#ifndef _NET_ROUTE_H
#define _NET_ROUTE_H

#ifdef __cplusplus
extern "C" {
#endif

#include <stdint.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <netinet/in.h>


struct rtentry {
        unsigned long int rt_pad1;
        struct sockaddr rt_dst;
        struct sockaddr rt_gateway;
        struct sockaddr rt_genmask;
        unsigned short int rt_flags;
        short int rt_pad2;
        unsigned long int rt_pad3;
        unsigned char rt_tos;
        unsigned char rt_class;
        short int rt_pad4[sizeof(long)/2-1];
        short int rt_metric;
        char *rt_dev;
        unsigned long int rt_mtu;
        unsigned long int rt_window;
        unsigned short int rt_irtt;
};

#define rt_mss  rt_mtu


struct in6_rtmsg {
        struct in6_addr rtmsg_dst;
        struct in6_addr rtmsg_src;
        struct in6_addr rtmsg_gateway;
        uint32_t rtmsg_type;
        uint16_t rtmsg_dst_len;
        uint16_t rtmsg_src_len;
        uint32_t rtmsg_metric;
        unsigned long int rtmsg_info;
        uint32_t rtmsg_flags;
        int rtmsg_ifindex;
};


#define RTF_UP          0x0001
#define RTF_GATEWAY     0x0002

#define RTF_HOST        0x0004
#define RTF_REINSTATE   0x0008
#define RTF_DYNAMIC     0x0010
#define RTF_MODIFIED    0x0020
#define RTF_MTU         0x0040
#define RTF_MSS         RTF_MTU
#define RTF_WINDOW      0x0080
#define RTF_IRTT        0x0100
#define RTF_REJECT      0x0200
#define RTF_STATIC      0x0400
#define RTF_XRESOLVE    0x0800
#define RTF_NOFORWARD   0x1000
#define RTF_THROW       0x2000
#define RTF_NOPMTUDISC  0x4000

#define RTF_DEFAULT     0x00010000
#define RTF_ALLONLINK   0x00020000
#define RTF_ADDRCONF    0x00040000

#define RTF_LINKRT      0x00100000
#define RTF_NONEXTHOP   0x00200000

#define RTF_CACHE       0x01000000
#define RTF_FLOW        0x02000000
#define RTF_POLICY      0x04000000

#define RTCF_VALVE      0x00200000
#define RTCF_MASQ       0x00400000
#define RTCF_NAT        0x00800000
#define RTCF_DOREDIRECT 0x01000000
#define RTCF_LOG        0x02000000
#define RTCF_DIRECTSRC  0x04000000

#define RTF_LOCAL       0x80000000
#define RTF_INTERFACE   0x40000000
#define RTF_MULTICAST   0x20000000
#define RTF_BROADCAST   0x10000000
#define RTF_NAT         0x08000000

#define RTF_ADDRCLASSMASK       0xF8000000
#define RT_ADDRCLASS(flags)     ((uint32_t) flags >> 23)

#define RT_TOS(tos)             ((tos) & IPTOS_TOS_MASK)

#define RT_LOCALADDR(flags)     ((flags & RTF_ADDRCLASSMASK) \
                                 == (RTF_LOCAL|RTF_INTERFACE))

#define RT_CLASS_UNSPEC         0
#define RT_CLASS_DEFAULT        253

#define RT_CLASS_MAIN           254
#define RT_CLASS_LOCAL          255
#define RT_CLASS_MAX            255


#define RTMSG_ACK               NLMSG_ACK
#define RTMSG_OVERRUN           NLMSG_OVERRUN

#define RTMSG_NEWDEVICE         0x11
#define RTMSG_DELDEVICE         0x12
#define RTMSG_NEWROUTE          0x21
#define RTMSG_DELROUTE          0x22
#define RTMSG_NEWRULE           0x31
#define RTMSG_DELRULE           0x32
#define RTMSG_CONTROL           0x40

#define RTMSG_AR_FAILED         0x51

#ifdef __cplusplus
}
#endif

#endif