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83cbd279 | 1 | /** @file\r |
2 | \r | |
3 | Copyright (c) 2005 - 2006, Intel Corporation\r | |
4 | All rights reserved. This program and the accompanying materials\r | |
5 | are licensed and made available under the terms and conditions of the BSD License\r | |
6 | which accompanies this distribution. The full text of the license may be found at\r | |
7 | http://opensource.org/licenses/bsd-license.php\r | |
8 | \r | |
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
11 | \r | |
12 | \r | |
13 | Module Name:\r | |
14 | \r | |
15 | Ip4Common.h\r | |
16 | \r | |
17 | Abstract:\r | |
18 | \r | |
19 | Common definition for IP4.\r | |
20 | \r | |
21 | \r | |
22 | **/\r | |
23 | \r | |
24 | #ifndef __EFI_IP4_COMMON_H__\r | |
25 | #define __EFI_IP4_COMMON_H__\r | |
26 | \r | |
27 | typedef struct _IP4_INTERFACE IP4_INTERFACE;\r | |
28 | typedef struct _IP4_PROTOCOL IP4_PROTOCOL;\r | |
29 | typedef struct _IP4_SERVICE IP4_SERVICE;\r | |
30 | \r | |
31 | \r | |
32 | enum {\r | |
33 | IP4_ETHER_PROTO = 0x0800,\r | |
34 | \r | |
35 | IP4_PROTO_ICMP = 0x01,\r | |
36 | IP4_PROTO_IGMP = 0x02,\r | |
37 | \r | |
38 | //\r | |
39 | // The packet is received as link level broadcast/multicast/promiscuous.\r | |
40 | //\r | |
41 | IP4_LINK_BROADCAST = 0x00000001,\r | |
42 | IP4_LINK_MULTICAST = 0x00000002,\r | |
43 | IP4_LINK_PROMISC = 0x00000004,\r | |
44 | \r | |
45 | //\r | |
46 | // IP4 address cast type classfication. Keep it true that any\r | |
47 | // type bigger than or equal to LOCAL_BROADCAST is broadcast.\r | |
48 | //\r | |
49 | IP4_PROMISCUOUS = 1,\r | |
50 | IP4_LOCAL_HOST,\r | |
51 | IP4_MULTICAST,\r | |
52 | IP4_LOCAL_BROADCAST, // Destination is 255.255.255.255\r | |
53 | IP4_SUBNET_BROADCAST,\r | |
54 | IP4_NET_BROADCAST,\r | |
55 | \r | |
56 | //\r | |
57 | // IP4 header flags\r | |
58 | //\r | |
59 | IP4_HEAD_DF_MASK = 0x4000,\r | |
60 | IP4_HEAD_MF_MASK = 0x2000,\r | |
61 | IP4_HEAD_OFFSET_MASK = 0x1fff\r | |
62 | };\r | |
63 | \r | |
64 | #define IP4_ALLZERO_ADDRESS 0x00000000u\r | |
65 | #define IP4_ALLONE_ADDRESS 0xFFFFFFFFu\r | |
66 | #define IP4_ALLSYSTEM_ADDRESS 0xE0000001u\r | |
67 | #define IP4_ALLROUTER_ADDRESS 0xE0000002u\r | |
68 | \r | |
69 | //\r | |
70 | // Compose the fragment field to be used in the IP4 header.\r | |
71 | //\r | |
72 | #define IP4_HEAD_FRAGMENT_FIELD(Df, Mf, Offset) \\r | |
73 | ((UINT16)(((Df) ? 0x4000 : 0) | ((Mf) ? 0x2000 : 0) | (((Offset) >> 3) & 0x1fff)))\r | |
74 | \r | |
75 | #define IP4_LAST_FRAGMENT(FragmentField) \\r | |
76 | (((FragmentField) & IP4_HEAD_MF_MASK) == 0)\r | |
77 | \r | |
78 | #define IP4_FIRST_FRAGMENT(FragmentField) \\r | |
79 | ((BOOLEAN)(((FragmentField) & IP4_HEAD_OFFSET_MASK) == 0))\r | |
80 | \r | |
81 | #define IP4_IS_BROADCAST(CastType) ((CastType) >= IP4_LOCAL_BROADCAST)\r | |
82 | \r | |
83 | //\r | |
84 | // Conver the Microsecond to second. IP transmit/receive time is\r | |
85 | // in the unit of microsecond. IP ticks once per second.\r | |
86 | //\r | |
87 | #define IP4_US_TO_SEC(Us) (((Us) + 999999) / 1000000)\r | |
88 | \r | |
89 | INTN\r | |
90 | Ip4GetNetCast (\r | |
91 | IN IP4_ADDR IpAddr,\r | |
92 | IN IP4_INTERFACE *IpIf\r | |
93 | );\r | |
94 | \r | |
95 | INTN\r | |
96 | Ip4GetHostCast (\r | |
97 | IN IP4_SERVICE *IpSb,\r | |
98 | IN IP4_ADDR Dst,\r | |
99 | IN IP4_ADDR Src\r | |
100 | );\r | |
101 | \r | |
102 | IP4_INTERFACE *\r | |
103 | Ip4FindInterface (\r | |
104 | IN IP4_SERVICE *IpService,\r | |
105 | IN IP4_ADDR Addr\r | |
106 | );\r | |
107 | \r | |
108 | IP4_INTERFACE *\r | |
109 | Ip4FindNet (\r | |
110 | IN IP4_SERVICE *IpService,\r | |
111 | IN IP4_ADDR Addr\r | |
112 | );\r | |
113 | \r | |
114 | IP4_INTERFACE *\r | |
115 | Ip4FindStationAddress (\r | |
116 | IN IP4_SERVICE *IpSb,\r | |
117 | IN IP4_ADDR Ip,\r | |
118 | IN IP4_ADDR Netmask\r | |
119 | );\r | |
120 | \r | |
121 | EFI_STATUS\r | |
122 | Ip4GetMulticastMac (\r | |
123 | IN EFI_MANAGED_NETWORK_PROTOCOL *Mnp,\r | |
124 | IN IP4_ADDR Multicast,\r | |
125 | OUT EFI_MAC_ADDRESS *Mac\r | |
126 | );\r | |
127 | \r | |
128 | IP4_HEAD *\r | |
129 | Ip4NtohHead (\r | |
130 | IN IP4_HEAD *Head\r | |
131 | );\r | |
132 | \r | |
133 | EFI_STATUS\r | |
134 | Ip4SetVariableData (\r | |
135 | IN IP4_SERVICE *IpSb\r | |
136 | );\r | |
137 | \r | |
138 | VOID\r | |
139 | Ip4ClearVariableData (\r | |
140 | IN IP4_SERVICE *IpSb\r | |
141 | );\r | |
142 | \r | |
143 | #endif\r |