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mirror of git://projects.qi-hardware.com/nn-usb-fpga.git synced 2024-12-13 22:33:09 +02:00
nn-usb-fpga/plasma/kernel/tcpip.h
2010-04-21 20:01:38 -05:00

132 lines
3.6 KiB
C

/*--------------------------------------------------------------------
* TITLE: Plasma TCP/IP Protocol Stack
* AUTHOR: Steve Rhoads (rhoadss@yahoo.com)
* DATE CREATED: 4/22/06
* FILENAME: tcpip.h
* PROJECT: Plasma CPU core
* COPYRIGHT: Software placed into the public domain by the author.
* Software 'as is' without warranty. Author liable for nothing.
* DESCRIPTION:
* Plasma TCP/IP Protocol Stack
*--------------------------------------------------------------------*/
#ifndef __TCPIP_H__
#define __TCPIP_H__
#define PACKET_SIZE 600
#define FRAME_COUNT 100
#define FRAME_COUNT_SYNC 50
#define FRAME_COUNT_SEND 10
#define FRAME_COUNT_RCV 5
#define RETRANSMIT_TIME 110
#define SOCKET_TIMEOUT 12
#define SEND_WINDOW 7000
#define RECEIVE_WINDOW 5120
typedef enum IPMode_e {
IP_MODE_UDP,
IP_MODE_TCP,
IP_MODE_PING
} IPMode_e;
typedef enum IPState_e {
IP_LISTEN,
IP_PING,
IP_UDP,
IP_SYN,
IP_TCP,
IP_FIN_CLIENT,
IP_FIN_SERVER,
IP_CLOSED
} IPState_e;
typedef void (*IPFuncPtr)();
typedef struct IPFrame {
uint8 packet[PACKET_SIZE];
struct IPFrame *next, *prev;
struct IPSocket *socket;
uint32 seqEnd;
uint16 length;
short timeout;
uint8 state, retryCnt;
} IPFrame;
typedef struct IPSocket {
struct IPSocket *next, *prev;
IPState_e state;
uint32 seq;
uint32 seqReceived;
uint32 seqWindow;
uint32 ack;
uint32 ackProcessed;
uint32 timeout;
uint32 timeoutReset;
int resentDone;
int dontFlush;
uint8 headerSend[38];
uint8 headerRcv[38];
struct IPFrame *frameReadHead;
struct IPFrame *frameReadTail;
int readOffset;
struct IPFrame *frameSend;
int sendOffset;
void *fileOut;
void *fileIn;
IPFuncPtr funcPtr;
IPFuncPtr userFunc;
void *userPtr;
void *userPtr2;
uint32 userData;
uint32 userData2;
} IPSocket;
//ethernet.c
void EthernetSendPacket(const unsigned char *packet, int length); //Windows
void EthernetInit(unsigned char MacAddress[6]);
int EthernetReceive(unsigned char *buffer, int length);
void EthernetTransmit(unsigned char *buffer, int length);
//tcpip.c
void IPInit(IPFuncPtr frameSendFunction, uint8 macAddress[6], char name[6]);
IPFrame *IPFrameGet(int freeCount);
int IPProcessEthernetPacket(IPFrame *frameIn, int length);
void IPTick(void);
IPSocket *IPOpen(IPMode_e mode, uint32 ipAddress, uint32 port, IPFuncPtr funcPtr);
void IPWriteFlush(IPSocket *socket);
uint32 IPWrite(IPSocket *socket, const uint8 *buf, uint32 length);
uint32 IPRead(IPSocket *socket, uint8 *buf, uint32 length);
void IPClose(IPSocket *socket);
#ifdef IPPRINTF
void IPPrintf(IPSocket *socket, char *message, int arg0, int arg1, int arg2, int arg3);
#else
void IPPrintf(IPSocket *socket, char *message, ...);
#endif
void IPResolve(char *name, IPFuncPtr resolvedFunc, void *arg);
uint32 IPAddressSelf(void);
//http.c
#define HTML_LENGTH_CALLBACK -2
#define HTML_LENGTH_LIST_END -1
typedef struct PageEntry_s {
const char *name;
int length;
const char *page;
} PageEntry_t;
void HttpInit(const PageEntry_t *Pages, int UseFiles);
//html.c
void HtmlInit(int UseFiles);
//netutil.c
void FtpdInit(int UseFiles);
IPSocket *FtpTransfer(uint32 ip, char *user, char *passwd,
char *filename, uint8 *buf, int size,
int send, void (*callback)(uint8 *data, int size));
void TftpdInit(void);
IPSocket *TftpTransfer(uint32 ip, char *filename, uint8 *buffer, int size,
void (*callback)(uint8 *data, int bytes));
void ConsoleInit(void);
void *IPNameValue(const char *name, void *value);
#endif //__TCPIP_H__