1 /*---------------------------------------------------------------------------*
2   Project:  Horizon
3   File:     nnet_ext.h
4 
5   Copyright (C)2009 Nintendo Co., Ltd.  All rights reserved.
6 
7   These coded instructions, statements, and computer programs contain
8   proprietary information of Nintendo of America Inc. and/or Nintendo
9   Company Ltd., and are protected by Federal copyright law.  They may
10   not be disclosed to third parties or copied or duplicated in any form,
11   in whole or in part, without the prior written consent of Nintendo.
12 
13   $Rev: 12449 $
14  *---------------------------------------------------------------------------*/
15 
16 #ifndef NNET_EXT_H_
17 #define NNET_EXT_H_
18 
19 #include <nn/net/compatible/nnet.h>
20 
21 #ifdef __cplusplus
22 extern "C" {
23 #endif
24 
25 #define NNET_CANCEL_MESSAGE     ((void*)0xffffffff)
26 #define NNET_MAX_SEND_LEN       1600
27 #define NNET_MAX_RECV_LEN       1600
28 
29 /**
30  *  ドライバが保持するプロトコル情報
31  */
32 
33 #define NNET_PROTOCOL_NUM   8                             /* ARP, RARP, IP, PPPoE Discovery, PPPoE Session */
34 
35 typedef struct NNETProtocolInfo
36 {
37     u16               protocolId;                           /* IP、ARPなど */
38     NNETInstance*     pUpperNetIns;                         /* 上位インスタンス */
39     u32               rxId;                                 /* 登録時の識別 ID （ユーザ使用領域） */
40 } NNETProtocolInfo;
41 
42 typedef struct NNETProtocolList
43 {
44     NNETProtocolInfo    protocols[NNET_PROTOCOL_NUM];
45     s32                 protocol_count;
46 } NNETProtocolList;
47 
48 typedef struct NNETEthHeader
49 {
50     u8      dst[NNET_ETH_ALEN];
51     u8      src[NNET_ETH_ALEN];
52     u16     type;
53 } NNETEthHeader;
54 
55 #define NNET_ETH_HLEN       sizeof(NNETEthHeader)
56 
57 typedef struct NNETIeeeHeader
58 {
59     u8      dst[NNET_ETH_ALEN];
60     u8      src[NNET_ETH_ALEN];
61     u16     length;
62 	u8      dsap;      /* destination SAP type */
63 	u8      ssap;      /* source SAP type */
64 	u8      control;   /* control */
65 	u8      id[3];     /* ID */
66 	u16     type;      /* type */
67 } NNETIeeeHeader;
68 
69 #define NNET_IEEE_HLEN       sizeof(NNETIeeeHeader)
70 
71 
72 extern const u8 NNETETHAddrBroadcast[NNET_ETH_ALEN];
73 extern const u8 NNETETHAddrAny[NNET_ETH_ALEN];
74 
75 BOOL NNET_RegisterProtocols(NNETProtocolList* pProtocolList, const u16 protocols[], NNETInstance* pUpperNetIns, u32 rxId);
76 BOOL NNET_UnregisterProtocols(NNETProtocolList* pProtocolList, const NNETInstance* pUpperNetIns, u32* pRxId);
77 NNETProtocolInfo* NNET_GetProtocolInfo(NNETProtocolList* pProtocolList, u16 protocol);
78 
79 NOSMessageBuf* NNET_ConvertFrameToMbuf(const u8* dstMac, const u8* srcMac, u16 protocol, const u8* pBody, int bodyLen, u8 tag);
80 s32  NNET_HandleLoopback(NNETProtocolList* pProtocolList, NOSMessageBuf* mbuf, BOOL* bContinue);
81 void NNET_DumpProtocolList(const NNETProtocolList* pProtocolList);
82 void NNET_FreeBuffersInQueue(NOSMessageQueueId mqId);
83 
84 void NNET_HandleDixFrameRaw(NNETProtocolList* pProtocolList, const u8* pFrame, int len, u8 tag);
85 void NNET_HandleIeeeFrameRaw(NNETProtocolList* pProtocolList, const u8* pFrame, int len, u8 tag);
86 void NNET_HandleIeeeFrame(NNETProtocolList* pProtocolList, NOSMessageBuf* mbuf);
87 s32 NNET_SendPreProcess(NOSMessageBuf** ppMbuf, u16* pLength, const u8* pSrcMac, const u8* pDstMac);
88 
89 
90 #ifdef __cplusplus
91 }
92 #endif
93 
94  /* NNET_EXT_H_ */
95 #endif
96