/* wvHostLib.c -  host information library (WindView) *//* Copyright 1984-1995 Wind River Systems, Inc. *//*modification history--------------------01i,03feb95,rhp more docn tweaks, already in last printed man pages01h,01feb95,rhp docn formatting tweaks01g,01feb95,rhp library man page: add ref to User's Guide01f,05apr94,smb documentation changes.01e,04mar94,smb changed prototype for wvHostInfoInit (SPR #3089)01d,20jan94,smb documentation tweaks01c,19jan94,smb documentation changes01b,30dec93,c_s added routine wvHostInfoShow (), and fixed memory leak in 		  wvHostInfoInit (SPRs #2793, #2802).01a,10dec93,smb created*//*DESCRIPTIONThis library provides a means of communicating characteristicsof the host to the target.INCLUDE FILES: wvLib.hSEE ALSO: wvLib,.I WindView User's Guide*/#include "vxWorks.h"#include "bootLib.h"#include "stdlib.h"#include "stdio.h"#include "string.h"#include "sysLib.h"#include "private/wvHostLibP.h"HOSTINFO * pHostInfo;/*****************************************************************************n** wvHostInfoInit - initialize host connection information (WindView)** This routine initializes the host connection information, and it can be* called any time afer the wvInstInit() call in usrConfig.c and before event* logging is enabled with wvEvtLogEnable().** If the default port number is desired, set <port> to 0 or DEFAULT_PORT.** If the <pIpAddress> is NULL then the booting host IP address is the * default host address.** RETURN:* OK, or ERROR if the host address cannot be calculated.** SEE ALSO: wvLib*/STATUS wvHostInfoInit    (    char *    pIpAddress,                  /* host ip address */    ushort_t  port                         /* host port to connect to */    )    {    BOOT_PARAMS bootInfo;               /* used to store boot information */    if (pHostInfo == NULL)	{	/* allocate some memory for the boot parameter structure */	if ((pHostInfo = malloc (sizeof (struct hostInfo))) == NULL)	    {	    return (ERROR);	    }	}    if (pIpAddress == NULL)        {        /* convert the boot string into an understandable structure */        bootStringToStruct (sysBootLine, &bootInfo);        /* get host ipAddress from bootParam */        strcpy (pHostInfo->ipAddress, bootInfo.had);        }    else        {        strcpy (pHostInfo->ipAddress, pIpAddress);        }    if (port == 0)        pHostInfo->port = DEFAULT_PORT;          /* default port number */    else        pHostInfo->port = port;                 /* port number */    return (OK);    }/*****************************************************************************n** wvHostInfoShow - show host connection information (WindView)** This routine prints the WindView host connection information.  If this* information has not been initialized with wvHostInfoInit(), a message is* printed to that effect.** RETURN:* OK, or ERROR if the host information has not been initialized.** SEE ALSO: wvHostInfoInit(), wvLib*/STATUS wvHostInfoShow (void)    {    if (pHostInfo == NULL)	{	printf ("WindView host connection information has not been set.\n");	return ERROR;	}    else	{	printf ("Host IP Address  : %s\n", pHostInfo->ipAddress);	printf ("Host Port Number : %hd\n", pHostInfo->port);	return OK;	}    }