/* Copyright (c) 2001, Adam Dunkels. All rights reserved. * * Redistribution or modification is prohibited. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.   * */#ifndef __MINIWEB_H__#define __MINIWEB_H__#define IPADDR0 192#define IPADDR1 168#define IPADDR2 0#define IPADDR3 2#define TCP_CHECK0 0x3f#define TCP_CHECK1 0x63#define IPADDR htonl((IPADDR0 << 24) + (IPADDR1 << 16) + (IPADDR2 << 8) + IPADDR3)#define PORTHIGH 85#define PORTLOW  80#define IP_PROTO_TCP 6enum packetflags {    NONE,    WAIT};struct tcpip_header {  struct tcpip_header *next;  enum packetflags flag;  unsigned char length;  /* The size of the data contained                               within the packet (i.e., minus TCP and IP                               headers.) */  /* This is the IP header. */  unsigned char vhl,  /* IP version and header length. */    tos,              /* Type of service. */    len[2],           /* Total length. */    id[2],            /* IP identification. */    ipoffset[2],      /* IP fragmentation offset. */    ttl,              /* Time to live. */    protocol,         /* Protocol. */    ipchksum[2],      /* IP header checksum. */    srcipaddr[4];     /* The source IP address. */    /* destipaddr[4]     We don't store the destination IP address here. */  /* This is the TCP header. */  unsigned char srcport[2],  /* TCP source port. */    /* destport[2]       We don't store the destination TCP port here. */    seqno[4],         /* TCP sequence number. */    /* ackno[4]          We don't store acknowledgement number here. */    tcpoffset,        /* 4 unused bits and TCP data offset. */    flags,            /* TCP flags. */    wnd[2],           /* Advertised receiver's window. */    tcpchksum[2],     /* TCP checksum. */    urgp[2];          /* Urgent pointer. */  unsigned char data[0];};void miniweb_main_loop(void);void miniweb_timer(void);void miniweb_init(void);#define TCP_MSS 200#define TCP_WIN 4096#define TCP_FIN 0x01#define TCP_SYN 0x02#define TCP_RST 0x04#define TCP_PSH 0x08#define TCP_ACK 0x10#define TCP_URG 0x20#define CLOSED      0#define LISTEN      1#define SYN_SENT    2#define SYN_RCVD    3#define ESTABLISHED 4#define FIN_WAIT_1  5#define FIN_WAIT_2  6#define CLOSE_WAIT  7#define CLOSING     8#define LAST_ACK    9#define TIME_WAIT   10#endif /* __MINIWEB_H__ */