1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
|
/********************************************************************/
/** Microsoft LAN Manager **/
/** Copyright(c) Microsoft Corp., 1990-1992 **/
/********************************************************************/
/* :ts=4 */
//** IPROUTE.H - IP routing definitions.
//
// This file contains all of the definitions for routing code that are
// visible to modules outside iproute.c
extern struct Interface *LookupNextHop(IPAddr Dest, IPAddr Src,
IPAddr *FirstHop, uint *MTU);
extern struct Interface *LookupNextHopWithBuffer(IPAddr Dest, IPAddr Src,
IPAddr *FirstHop, uint *MTU, uchar Protocol,
uchar *Buffer, uint Length);
extern void FlushATCache(IPAddr Address);
extern uchar GetAddrType(IPAddr Address);
extern uint InvalidSourceAddress(IPAddr Address);
extern uchar GetLocalNTE(IPAddr Address, NetTableEntry **NTE);
extern uchar IsBCastOnNTE(IPAddr Address, NetTableEntry *NTE);
extern void SendFWPacket(PNDIS_PACKET Packet, NDIS_STATUS Status,
uint DataLength);
extern void IPForward(NetTableEntry *SrcNTE,
IPHeader UNALIGNED *Header, uint HeaderLength,
void *Data, uint BufferLength,
NDIS_HANDLE LContext1, uint LContext2,
uchar DestType);
extern uint AttachRCEToRTE(RouteCacheEntry *RCE, uchar Protocol,
uchar *Buffer, uint Length);
extern void Redirect(NetTableEntry *NTE, IPAddr RDSrc,
IPAddr Target, IPAddr Src, IPAddr FirstHop);
extern IP_STATUS AddRoute(IPAddr Destination, IPMask Mask,
IPAddr FirstHop, Interface *OutIF, uint MTU,
uint Metric, uint Proto, uint AType,
void *Context);
extern IP_STATUS DeleteRoute(IPAddr Destination, IPMask Mask,
IPAddr FirstHop, Interface *OutIF);
extern void *GetRouteContext(IPAddr Destination, IPAddr Source);
extern NetTableEntry *BestNTEForIF(IPAddr Dest, Interface *IF);
extern void RTWalk(uint (*CallFunc)(struct RouteTableEntry *,
void *, void *), void *Context, void *Context1);
extern uint DeleteRTEOnIF(struct RouteTableEntry *RTE,
void *Context, void *Context1);
extern uint InvalidateRCEOnIF(struct RouteTableEntry *RTE,
void *Context, void *Context1);
extern uint SetMTUOnIF(struct RouteTableEntry *RTE, void *Context,
void *Context1);
extern uint SetMTUToAddr(struct RouteTableEntry *RTE, void *Context,
void *Context1);
extern uint AddNTERoutes(struct NetTableEntry *NTE);
extern void IPCheckRoute(IPAddr Dest, IPAddr Src);
extern void RouteFragNeeded(IPHeader UNALIGNED *IPH, ushort NewMTU);
extern IP_STATUS IPGetPInfo(IPAddr Dest, IPAddr Src, uint *NewMTU,
uint *MaxPathSpeed);
extern int InitRouting(struct IPConfigInfo *ci);
extern uint InitNTERouting(NetTableEntry *NTE, uint NumGWs,
IPAddr *GW);
extern uint InitGateway(struct IPConfigInfo *ci);
extern IPAddr OpenRCE(IPAddr Address, IPAddr Src, RouteCacheEntry **RCE,
uchar *Type, ushort *MSS, IPOptInfo *OptInfo);
extern void CloseRCE(RouteCacheEntry *RCE);
extern uint IsRouteICMP(IPAddr Dest, IPMask Mask, IPAddr FirstHop,
Interface *OutIF);
EXTERNAL_LOCK(RouteTableLock)
extern uint DeadGWDetect;
extern uint PMTUDiscovery;
extern uchar ForwardPackets;
extern uchar RouterConfigured;
// Pointer to callout routine for dial on demand.
extern IPMapRouteToInterfacePtr DODCallout;
// Pointer to packet filter handler.
extern IPPacketFilterPtr ForwardFilterPtr;
#define IPADDR_LOCAL 0xffffffff // Indicates that IP address is
// directly connected.
#define IP_LOCAL_BCST 0xffffffff
#define IP_ZERO_BCST 0
#define HOST_MASK 0xffffffff
#define DEFAULT_MASK 0
#ifdef NT
#define LOOPBACK_MSS (1500 - sizeof(IPHeader))
#else // NT
#define LOOPBACK_MSS 256
#endif // NT
#define LOOPBACK_ADDR 0x0100007f
#define IP_LOOPBACK(x) (((x) & CLASSA_MASK) == 0x7f)
#define ATYPE_PERM 0 // A permanent route.
#define ATYPE_OVERRIDE 1 // Semi-permanent - can be
// overriden.
#define ATYPE_TEMP 2 // A temporary route.
|
