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/* *********************************************************************
* Broadcom Common Firmware Environment (CFE)
*
* High-level network API defs File: net_api.h
*
* This module contains prototypes and constants for the
* network (TCP/IP) interface.
*
* Author: Mitch Lichtenberg (mpl@broadcom.com)
*
*********************************************************************
*
* Copyright 2000,2001,2002,2003
* Broadcom Corporation. All rights reserved.
*
* This software is furnished under license and may be used and
* copied only in accordance with the following terms and
* conditions. Subject to these conditions, you may download,
* copy, install, use, modify and distribute modified or unmodified
* copies of this software in source and/or binary form. No title
* or ownership is transferred hereby.
*
* 1) Any source code used, modified or distributed must reproduce
* and retain this copyright notice and list of conditions
* as they appear in the source file.
*
* 2) No right is granted to use any trade name, trademark, or
* logo of Broadcom Corporation. The "Broadcom Corporation"
* name may not be used to endorse or promote products derived
* from this software without the prior written permission of
* Broadcom Corporation.
*
* 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED
* WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
* PURPOSE, OR NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT
* SHALL BROADCOM BE LIABLE FOR ANY DAMAGES WHATSOEVER, AND IN
* PARTICULAR, BROADCOM SHALL NOT BE LIABLE FOR 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), EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
********************************************************************* */
/* *********************************************************************
* Constants
********************************************************************* */
#ifndef IP_ADDR_LEN
#define IP_ADDR_LEN 4
#endif
/* *********************************************************************
* DHCP Protocol
********************************************************************* */
typedef struct dhcpreply_s {
uint8_t dr_ipaddr[IP_ADDR_LEN];
uint8_t dr_netmask[IP_ADDR_LEN];
uint8_t dr_gateway[IP_ADDR_LEN];
uint8_t dr_nameserver[IP_ADDR_LEN];
uint8_t dr_dhcpserver[IP_ADDR_LEN];
uint8_t dr_bootserver[IP_ADDR_LEN];
char *dr_hostname;
char *dr_domainname;
char *dr_bootfile;
char *dr_rootpath;
char *dr_swapserver;
char *dr_script;
char *dr_options;
} dhcpreply_t;
int dhcp_bootrequest(dhcpreply_t **reply);
void dhcp_free_reply(dhcpreply_t *reply);
void dhcp_set_envvars(dhcpreply_t *reply);
/* *********************************************************************
* IP Layer
********************************************************************* */
void ip_uninit(void);
int ip_init(char *,uint8_t *);
ebuf_t *ip_alloc(void);
void ip_free(ebuf_t *buf);
int ip_send(ebuf_t *buf,uint8_t *destaddr,uint8_t proto);
uint16_t ip_chksum(uint16_t initchksum,uint8_t *ptr,int len);
/* *********************************************************************
* UDP Layer
********************************************************************* */
ebuf_t *udp_alloc(void);
void udp_free(ebuf_t *buf);
int udp_socket(uint16_t port);
int udp_bind(int portnum,uint16_t port);
int udp_connect(int portnum,uint16_t port);
void udp_close(int portnum);
int udp_send(int portnum,ebuf_t *buf,uint8_t *dest);
ebuf_t *udp_recv_with_timeout(int portnum,int seconds);
ebuf_t *udp_recv(int portnum);
/* *********************************************************************
* TCP Layer
********************************************************************* */
#if CFG_TCP
#ifndef TCPFLG_NODELAY /* XXX should be kept in sync with net_tcp.h */
#define TCPFLG_NODELAY 1 /* disable nagle */
#define TCPFLG_NBIO 2 /* non-blocking I/O */
#define TCPSTATUS_NOTCONN 0
#define TCPSTATUS_CONNECTING 1
#define TCPSTATUS_CONNECTED 2
#endif
int tcp_socket(void);
void tcp_destroy(int portnum);
int tcp_connect(int s,uint8_t *dest,uint16_t port);
int tcp_close(int s);
int tcp_send(int s,uint8_t *buf,int len);
int tcp_recv(int s,uint8_t *buf,int len);
int tcp_bind(int s,uint16_t port);
int tcp_peeraddr(int s,uint8_t *addr,uint16_t *port);
int tcp_listen(int s,uint16_t port);
int tcp_status(int s,unsigned int *connflag,int *rxready,int *rxeof);
int tcp_debug(int s,int arg);
int tcp_setflags(int s,unsigned int flags);
int tcp_getflags(int s,unsigned int *flags);
#endif
/* *********************************************************************
* ARP Layer
********************************************************************* */
uint8_t *arp_lookup(uint8_t *destip);
void arp_add(uint8_t *destip,uint8_t *desthw);
int arp_enumerate(int entrynum,uint8_t *ipaddr,uint8_t *hwaddr);
int arp_delete(uint8_t *ipaddr);
/* *********************************************************************
* Network Configuration
********************************************************************* */
#ifndef NET_IPADDR
#define NET_IPADDR 0
#define NET_NETMASK 1
#define NET_GATEWAY 2
#define NET_NAMESERVER 3
#define NET_HWADDR 4
#define NET_DOMAIN 5
#define NET_HOSTNAME 6
#define NET_SPEED 7
#define NET_LOOPBACK 8
#endif
#define NET_DEVNAME 10
uint8_t *net_getparam(int param);
int net_setparam(int param,uint8_t *ptr);
int net_init(char *devname);
void net_uninit(void);
void net_setnetvars(void);
/* *********************************************************************
* DNS
********************************************************************* */
int dns_lookup(char *hostname,uint8_t *ipaddr);
/* *********************************************************************
* ICMP
********************************************************************* */
int icmp_ping(uint8_t *dest,int seq,int len);
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