156 lines
4.4 KiB
C
156 lines
4.4 KiB
C
/*
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******************************************************************************
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* SOURCE FILE
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*
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* Document no: @(#) $Name: VXWORKS_ITER40_2019102207 $ $RCSfile: ipcom_hostname.c,v $ $Revision: 1.9 $
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* $Source: /home/interpeak/CVSRoot/ipcom/port/src/ipcom_hostname.c,v $
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* $Author: lob $ $Date: 2004-11-02 12:35:33 $
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* $State: Exp $ $Locker: $
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*
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* INTERPEAK_COPYRIGHT_STRING
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* Design and implementation by Lennart Bang <lob@interpeak.se>
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******************************************************************************
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*/
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/*
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****************************************************************************
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* 1 DESCRIPTION
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****************************************************************************
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*/
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/*
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****************************************************************************
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* 2 CONFIGURATION
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****************************************************************************
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*/
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#include "ipcom_config.h"
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/*
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****************************************************************************
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* 3 INCLUDE FILES
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****************************************************************************
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*/
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#define IPCOM_USE_CLIB_PROTO
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#include "ipcom_clib.h"
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#include "ipcom_sock2.h"
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#include "ipcom_sysvar.h"
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/*
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****************************************************************************
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* 4 EXTERN PROTOTYPES
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****************************************************************************
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*/
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/*
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****************************************************************************
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* 5 DEFINES
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****************************************************************************
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*/
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/*
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****************************************************************************
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* 6 TYPES
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****************************************************************************
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*/
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/*
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****************************************************************************
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* 7 LOCAL PROTOTYPES
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****************************************************************************
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*/
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/*
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****************************************************************************
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* 8 DATA
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****************************************************************************
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*/
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/*
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****************************************************************************
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* 9 LOCAL FUNCTIONS
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****************************************************************************
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*/
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/*
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****************************************************************************
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* 10 PUBLIC FUNCTIONS
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****************************************************************************
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*/
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/*
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*===========================================================================
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* ipcom_gethostname
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*===========================================================================
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* Description:
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* Parameters:
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* Returns:
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*
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*/
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#if defined(IPCOM_GETHOSTNAME) && IPCOM_GETHOSTNAME == 1
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IP_PUBLIC int
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ipcom_gethostname(char *name, Ip_size_t len)
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{
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char *sysvar;
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ip_assert2(name);
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if (len <= 1)
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return ipcom_errno_set(IP_ERRNO_EINVAL);
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if (name == IP_NULL)
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return ipcom_errno_set(IP_ERRNO_EFAULT);
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sysvar = ipcom_sysvar_get("ipcom.hostname", IP_NULL, IP_NULL);
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if (sysvar == IP_NULL)
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*name = '\0';
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else
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{
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ipcom_strncpy(name, sysvar, len - 1);
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name[len-1] = '\0';
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ipcom_free(sysvar);
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}
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return 0;
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}
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#endif
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/*
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*===========================================================================
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* ipcom_sethostname
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*===========================================================================
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* Description:
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* Parameters:
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* Returns:
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*
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*/
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#if defined(IPCOM_SETHOSTNAME) && IPCOM_SETHOSTNAME == 1
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IP_PUBLIC int
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ipcom_sethostname(const char *name, Ip_size_t len)
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{
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ip_assert2(name);
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if (len <= 1 || len >= IP_MAXHOSTNAMELEN)
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return ipcom_errno_set(IP_ERRNO_EINVAL);
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if (name == IP_NULL)
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return ipcom_errno_set(IP_ERRNO_EFAULT);
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if (*name)
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(void)ipcom_sysvar_set("ipcom.hostname", name, IPCOM_SYSVAR_FLAG_OVERWRITE);
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else
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(void)ipcom_sysvar_unset("ipcom.hostname");
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return 0;
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}
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#endif
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/*
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****************************************************************************
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* END OF FILE
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****************************************************************************
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*/
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