/**************************************************************************** * net/uip/uip-internal.h * * Copyright (C) 2007 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * This logic was leveraged from uIP which also has a BSD-style license: * * Author Adam Dunkels * Copyright (c) 2001-2003, Adam Dunkels. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote * products derived from this software without specific prior * written permission. * * 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 __UIP_INTERNAL_H #define __UIP_INTERNAL_H /**************************************************************************** * Included Files ****************************************************************************/ #include #ifdef CONFIG_NET #include #include #include #include /**************************************************************************** * Public Macro Definitions ****************************************************************************/ /* TCP definitions */ #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 TCP_CTL 0x3f #define TCP_OPT_END 0 /* End of TCP options list */ #define TCP_OPT_NOOP 1 /* "No-operation" TCP option */ #define TCP_OPT_MSS 2 /* Maximum segment size TCP option */ #define TCP_OPT_MSS_LEN 4 /* Length of TCP MSS option. */ /* ICMP/ICMP6 definitions */ #define ICMP_ECHO_REPLY 0 #define ICMP_ECHO 8 #define ICMP6_ECHO_REPLY 129 #define ICMP6_ECHO 128 #define ICMP6_NEIGHBOR_SOLICITATION 135 #define ICMP6_NEIGHBOR_ADVERTISEMENT 136 #define ICMP6_FLAG_S (1 << 6) #define ICMP6_OPTION_SOURCE_LINK_ADDRESS 1 #define ICMP6_OPTION_TARGET_LINK_ADDRESS 2 /**************************************************************************** * Public Type Definitions ****************************************************************************/ /**************************************************************************** * Public Data ****************************************************************************/ extern const uip_ipaddr_t all_ones_addr; extern const uip_ipaddr_t all_zeroes_addr; /* Increasing number used for the IP ID field. */ extern uint16 g_ipid; /* Reassembly timer (units: deci-seconds) */ #if UIP_REASSEMBLY && !defined(CONFIG_NET_IPv6) extern uint8 uip_reasstmr; #endif /**************************************************************************** * Public Function Prototypes ****************************************************************************/ #ifdef __cplusplus #define EXTERN extern "C" extern "C" { #else #define EXTERN extern #endif /* Defined in uip_tcpconn.c *************************************************/ EXTERN void uip_tcpinit(void); EXTERN struct uip_conn *uip_tcpactive(struct uip_tcpip_hdr *buf); EXTERN struct uip_conn *uip_nexttcpconn(struct uip_conn *conn); EXTERN struct uip_conn *uip_tcplistener(uint16 portno); EXTERN struct uip_conn *uip_tcpaccept(struct uip_tcpip_hdr *buf); EXTERN void uip_tcpnextsequence(void); /* Defined in uip-tcppoll.c *************************************************/ EXTERN void uip_tcppoll(struct uip_driver_s *dev, struct uip_conn *conn); /* Defined in uip-udptimer.c ************************************************/ EXTERN void uip_tcptimer(struct uip_driver_s *dev, struct uip_conn *conn, int hsec); /* Defined in uip_listen.c **************************************************/ EXTERN void uip_listeninit(void); EXTERN boolean uip_islistener(uint16 port); EXTERN int uip_accept(struct uip_conn *conn, uint16 portno); /* Defined in uip-tcpsend.c *************************************************/ EXTERN void uip_tcpsend(struct uip_driver_s *dev, struct uip_conn *conn, uint8 flags, uint16 len); EXTERN void uip_tcpreset(struct uip_driver_s *dev); EXTERN void uip_tcpack(struct uip_driver_s *dev, struct uip_conn *conn, uint8 ack); /* Defined in uip-tcpappsend.c **********************************************/ EXTERN void uip_tcpappsend(struct uip_driver_s *dev, struct uip_conn *conn, uint8 result); EXTERN void uip_tcprexmit(struct uip_driver_s *dev, struct uip_conn *conn, uint8 result); /* Defined in uip-tcpinput.c ************************************************/ EXTERN void uip_tcpinput(struct uip_driver_s *dev); /* Defined in uip_uipcallback.c *********************************************/ EXTERN void uip_tcpcallback(struct uip_driver_s *dev); #ifdef CONFIG_NET_UDP /* Defined in uip_udpconn.c *************************************************/ EXTERN void uip_udpinit(void); EXTERN struct uip_udp_conn *uip_udpactive(struct uip_udpip_hdr *buf); EXTERN struct uip_udp_conn *uip_nextudpconn(struct uip_udp_conn *conn); /* Defined in uip-udppoll.c *************************************************/ EXTERN void uip_udppoll(struct uip_driver_s *dev, struct uip_udp_conn *conn); /* Defined in uip-udpsend.c *************************************************/ EXTERN void uip_udpsend(struct uip_driver_s *dev, struct uip_udp_conn *conn); /* Defined in uip-udpinput.c ************************************************/ EXTERN void uip_udpinput(struct uip_driver_s *dev); /* Defined in uip_uipcallback.c *********************************************/ EXTERN void uip_udpcallback(struct uip_driver_s *dev); #endif /* CONFIG_NET_UDP */ /* Defined in uip-icmpinput.c ***********************************************/ EXTERN void uip_icmpinput(struct uip_driver_s *dev); #undef EXTERN #ifdef __cplusplus } #endif #endif /* CONFIG_NET */ #endif /* __UIP_INTERNAL_H */