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83cbd279 | 1 | /** @file\r |
2 | \r | |
c4a62a12 | 3 | Copyright (c) 2005 - 2007, Intel Corporation \r |
83cbd279 | 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 | Module Name:\r | |
13 | \r | |
14 | Ip4Impl.h\r | |
15 | \r | |
16 | Abstract:\r | |
17 | \r | |
18 | Ip4 internal functions and type defintions.\r | |
19 | \r | |
20 | \r | |
21 | **/\r | |
22 | \r | |
23 | #ifndef __EFI_IP4_IMPL_H__\r | |
24 | #define __EFI_IP4_IMPL_H__\r | |
25 | \r | |
772db4bb | 26 | #include <PiDxe.h>\r |
27 | \r | |
28 | #include <Protocol/IP4.h>\r | |
29 | #include <Protocol/IP4Config.h>\r | |
30 | #include <Protocol/Arp.h>\r | |
31 | #include <Protocol/ManagedNetwork.h>\r | |
32 | \r | |
33 | #include <Library/DebugLib.h>\r | |
34 | #include <Library/UefiRuntimeServicesTableLib.h>\r | |
35 | #include <Library/UefiDriverEntryPoint.h>\r | |
36 | #include <Library/UefiBootServicesTableLib.h>\r | |
37 | #include <Library/BaseLib.h>\r | |
83cbd279 | 38 | #include <Library/UefiLib.h>\r |
39 | #include <Library/NetLib.h>\r | |
40 | #include <Library/BaseMemoryLib.h>\r | |
41 | #include <Library/MemoryAllocationLib.h>\r | |
42 | \r | |
43 | #include "Ip4Common.h"\r | |
44 | #include "Ip4Driver.h"\r | |
45 | #include "Ip4If.h"\r | |
46 | #include "Ip4Icmp.h"\r | |
47 | #include "Ip4Option.h"\r | |
48 | #include "Ip4Igmp.h"\r | |
49 | #include "Ip4Route.h"\r | |
50 | #include "Ip4Input.h"\r | |
51 | #include "Ip4Output.h"\r | |
52 | \r | |
53 | enum {\r | |
54 | IP4_PROTOCOL_SIGNATURE = EFI_SIGNATURE_32 ('I', 'P', '4', 'P'),\r | |
55 | IP4_SERVICE_SIGNATURE = EFI_SIGNATURE_32 ('I', 'P', '4', 'S'),\r | |
56 | \r | |
57 | //\r | |
58 | // The state of IP4 protocol. It starts from UNCONFIGED. if it is\r | |
59 | // successfully configured, it goes to CONFIGED. if configure NULL\r | |
60 | // is called, it becomes UNCONFIGED again. If (partly) destoried, it\r | |
61 | // becomes DESTORY.\r | |
62 | //\r | |
63 | IP4_STATE_UNCONFIGED = 0,\r | |
64 | IP4_STATE_CONFIGED,\r | |
65 | IP4_STATE_DESTORY,\r | |
66 | \r | |
67 | //\r | |
68 | // The state of IP4 service. It starts from UNSTARTED. It transits\r | |
69 | // to STARTED if autoconfigure is started. If default address is\r | |
70 | // configured, it becomes CONFIGED. and if partly destoried, it goes\r | |
71 | // to DESTORY.\r | |
72 | //\r | |
73 | IP4_SERVICE_UNSTARTED = 0,\r | |
74 | IP4_SERVICE_STARTED,\r | |
75 | IP4_SERVICE_CONFIGED,\r | |
76 | IP4_SERVICE_DESTORY\r | |
77 | };\r | |
78 | \r | |
79 | //\r | |
80 | // IP4_TXTOKEN_WRAP wraps the upper layer's transmit token.\r | |
81 | // The user's data is kept in the Packet. When fragment is\r | |
82 | // needed, each fragment of the Packet has a reference to the\r | |
83 | // Packet, no data is actually copied. The Packet will be\r | |
84 | // released when all the fragments of it have been recycled by\r | |
85 | // MNP. Upon then, the IP4_TXTOKEN_WRAP will be released, and\r | |
86 | // user's event signalled.\r | |
87 | //\r | |
88 | typedef struct {\r | |
89 | IP4_PROTOCOL *IpInstance;\r | |
90 | EFI_IP4_COMPLETION_TOKEN *Token;\r | |
91 | NET_BUF *Packet;\r | |
92 | BOOLEAN Sent;\r | |
93 | INTN Life;\r | |
94 | } IP4_TXTOKEN_WRAP;\r | |
95 | \r | |
96 | //\r | |
97 | // IP4_RXDATA_WRAP wraps the data IP4 child delivers to the\r | |
98 | // upper layers. The received packet is kept in the Packet.\r | |
99 | // The Packet itself may be constructured from some fragments.\r | |
100 | // All the fragments of the Packet is organized by a\r | |
101 | // IP4_ASSEMBLE_ENTRY structure. If the Packet is recycled by\r | |
102 | // the upper layer, the assemble entry and its associated\r | |
103 | // fragments will be freed at last.\r | |
104 | //\r | |
105 | typedef struct {\r | |
106 | NET_LIST_ENTRY Link;\r | |
107 | IP4_PROTOCOL *IpInstance;\r | |
108 | NET_BUF *Packet;\r | |
109 | EFI_IP4_RECEIVE_DATA RxData;\r | |
110 | } IP4_RXDATA_WRAP;\r | |
111 | \r | |
112 | struct _IP4_PROTOCOL {\r | |
113 | UINT32 Signature;\r | |
114 | \r | |
115 | EFI_IP4_PROTOCOL Ip4Proto;\r | |
116 | EFI_HANDLE Handle;\r | |
117 | INTN State;\r | |
118 | \r | |
119 | IP4_SERVICE *Service;\r | |
120 | NET_LIST_ENTRY Link; // Link to all the IP protocol from the service\r | |
121 | \r | |
122 | //\r | |
123 | // User's transmit/receive tokens, and received/deliverd packets\r | |
124 | //\r | |
125 | NET_MAP RxTokens;\r | |
126 | NET_MAP TxTokens; // map between (User's Token, IP4_TXTOKE_WRAP)\r | |
127 | NET_LIST_ENTRY Received; // Received but not delivered packet\r | |
128 | NET_LIST_ENTRY Delivered; // Delivered and to be recycled packets\r | |
129 | EFI_LOCK RecycleLock;\r | |
130 | \r | |
131 | //\r | |
132 | // Instance's address and route tables. There are two route tables.\r | |
133 | // RouteTable is used by the IP4 driver to route packet. EfiRouteTable\r | |
134 | // is used to communicate the current route info to the upper layer.\r | |
135 | //\r | |
136 | IP4_INTERFACE *Interface;\r | |
137 | NET_LIST_ENTRY AddrLink; // Ip instances with the same IP address.\r | |
138 | IP4_ROUTE_TABLE *RouteTable;\r | |
139 | \r | |
140 | EFI_IP4_ROUTE_TABLE *EfiRouteTable;\r | |
141 | UINT32 EfiRouteCount;\r | |
142 | \r | |
143 | //\r | |
144 | // IGMP data for this instance\r | |
145 | //\r | |
146 | IP4_ADDR *Groups; // stored in network byte order\r | |
147 | UINT32 GroupCount;\r | |
148 | \r | |
149 | EFI_IP4_CONFIG_DATA ConfigData;\r | |
150 | \r | |
151 | };\r | |
152 | \r | |
153 | struct _IP4_SERVICE {\r | |
154 | UINT32 Signature;\r | |
155 | EFI_SERVICE_BINDING_PROTOCOL ServiceBinding;\r | |
156 | INTN State;\r | |
157 | BOOLEAN InDestory;\r | |
158 | \r | |
159 | //\r | |
160 | // List of all the IP instances and interfaces, and default\r | |
161 | // interface and route table and caches.\r | |
162 | //\r | |
163 | UINTN NumChildren;\r | |
164 | NET_LIST_ENTRY Children;\r | |
165 | \r | |
166 | NET_LIST_ENTRY Interfaces;\r | |
167 | \r | |
168 | IP4_INTERFACE *DefaultInterface;\r | |
169 | IP4_ROUTE_TABLE *DefaultRouteTable;\r | |
170 | \r | |
171 | //\r | |
172 | // Ip reassemble utilities, and IGMP data\r | |
173 | //\r | |
174 | IP4_ASSEMBLE_TABLE Assemble;\r | |
175 | IGMP_SERVICE_DATA IgmpCtrl;\r | |
176 | \r | |
177 | //\r | |
178 | // Low level protocol used by this service instance\r | |
179 | //\r | |
180 | EFI_HANDLE Image;\r | |
181 | EFI_HANDLE Controller;\r | |
182 | \r | |
183 | EFI_HANDLE MnpChildHandle;\r | |
184 | EFI_MANAGED_NETWORK_PROTOCOL *Mnp;\r | |
185 | \r | |
186 | EFI_MANAGED_NETWORK_CONFIG_DATA MnpConfigData;\r | |
187 | EFI_SIMPLE_NETWORK_MODE SnpMode;\r | |
188 | \r | |
189 | EFI_EVENT Timer;\r | |
190 | \r | |
191 | //\r | |
192 | // Auto configure staff\r | |
193 | //\r | |
194 | EFI_IP4_CONFIG_PROTOCOL *Ip4Config;\r | |
195 | EFI_EVENT DoneEvent;\r | |
196 | EFI_EVENT ReconfigEvent;\r | |
36ee91ca | 197 | EFI_EVENT ActiveEvent;\r |
83cbd279 | 198 | \r |
199 | //\r | |
200 | // The string representation of the current mac address of the\r | |
201 | // NIC this IP4_SERVICE works on.\r | |
202 | //\r | |
203 | CHAR16 *MacString;\r | |
204 | };\r | |
205 | \r | |
206 | #define IP4_INSTANCE_FROM_PROTOCOL(Ip4) \\r | |
207 | CR ((Ip4), IP4_PROTOCOL, Ip4Proto, IP4_PROTOCOL_SIGNATURE)\r | |
208 | \r | |
209 | #define IP4_SERVICE_FROM_PROTOCOL(Sb) \\r | |
210 | CR ((Sb), IP4_SERVICE, ServiceBinding, IP4_SERVICE_SIGNATURE)\r | |
211 | \r | |
212 | #define IP4_NO_MAPPING(IpInstance) (!(IpInstance)->Interface->Configured)\r | |
213 | \r | |
214 | extern EFI_IP4_PROTOCOL mEfiIp4ProtocolTemplete;\r | |
215 | \r | |
216 | EFI_STATUS\r | |
217 | Ip4ServiceConfigMnp (\r | |
218 | IN IP4_SERVICE *IpSb,\r | |
219 | IN BOOLEAN Force\r | |
220 | );\r | |
221 | \r | |
222 | VOID\r | |
223 | Ip4InitProtocol (\r | |
224 | IN IP4_SERVICE *IpSb,\r | |
225 | IN IP4_PROTOCOL *IpInstance\r | |
226 | );\r | |
227 | \r | |
228 | EFI_STATUS\r | |
229 | Ip4CleanProtocol (\r | |
230 | IN IP4_PROTOCOL *IpInstance\r | |
231 | );\r | |
232 | \r | |
233 | EFI_STATUS\r | |
234 | Ip4Cancel (\r | |
235 | IN IP4_PROTOCOL *IpInstance,\r | |
236 | IN EFI_IP4_COMPLETION_TOKEN *Token\r | |
237 | );\r | |
238 | \r | |
239 | EFI_STATUS\r | |
240 | Ip4Groups (\r | |
241 | IN IP4_PROTOCOL *IpInstance,\r | |
242 | IN BOOLEAN JoinFlag,\r | |
243 | IN EFI_IPv4_ADDRESS *GroupAddress\r | |
244 | );\r | |
245 | \r | |
246 | VOID\r | |
247 | EFIAPI\r | |
248 | Ip4TimerTicking (\r | |
249 | IN EFI_EVENT Event,\r | |
250 | IN VOID *Context\r | |
251 | );\r | |
252 | \r | |
253 | EFI_STATUS\r | |
254 | Ip4SentPacketTicking (\r | |
255 | IN NET_MAP *Map,\r | |
256 | IN NET_MAP_ITEM *Item,\r | |
257 | IN VOID *Context\r | |
258 | );\r | |
259 | #endif\r |