original files of m241

2026-07-30 11:19:44 +05:30
parent 170c2b3f3a
commit afc7070c1f
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+/*
+ ******************************************************************************
+ *                     SOURCE FILE
+ *
+ *     Document no: @(#) $Name: VXWORKS_ITER40_2019102207 $ $RCSfile: ipcom_hostname.c,v $ $Revision: 1.9 $
+ *     $Source: /home/interpeak/CVSRoot/ipcom/port/src/ipcom_hostname.c,v $
+ *     $Author: lob $ $Date: 2004-11-02 12:35:33 $
+ *     $State: Exp $ $Locker:  $
+ *
+ *     INTERPEAK_COPYRIGHT_STRING
+ *     Design and implementation by Lennart Bang <lob@interpeak.se>
+ ******************************************************************************
+ */
+
+/*
+ ****************************************************************************
+ * 1                    DESCRIPTION
+ ****************************************************************************
+ */
+
+/*
+ ****************************************************************************
+ * 2                    CONFIGURATION
+ ****************************************************************************
+ */
+
+#include "ipcom_config.h"
+
+
+/*
+ ****************************************************************************
+ * 3                    INCLUDE FILES
+ ****************************************************************************
+ */
+
+#define IPCOM_USE_CLIB_PROTO
+#include "ipcom_clib.h"
+#include "ipcom_sock2.h"
+#include "ipcom_sysvar.h"
+
+
+/*
+ ****************************************************************************
+ * 4                    EXTERN PROTOTYPES
+ ****************************************************************************
+ */
+
+/*
+ ****************************************************************************
+ * 5                    DEFINES
+ ****************************************************************************
+ */
+
+/*
+ ****************************************************************************
+ * 6                    TYPES
+ ****************************************************************************
+ */
+
+/*
+ ****************************************************************************
+ * 7                    LOCAL PROTOTYPES
+ ****************************************************************************
+ */
+
+/*
+ ****************************************************************************
+ * 8                    DATA
+ ****************************************************************************
+ */
+
+/*
+ ****************************************************************************
+ * 9                    LOCAL FUNCTIONS
+ ****************************************************************************
+ */
+
+/*
+ ****************************************************************************
+ * 10                   PUBLIC FUNCTIONS
+ ****************************************************************************
+ */
+
+/*
+ *===========================================================================
+ *                    ipcom_gethostname
+ *===========================================================================
+ * Description:
+ * Parameters:
+ * Returns:
+ *
+ */
+#if defined(IPCOM_GETHOSTNAME) && IPCOM_GETHOSTNAME == 1
+IP_PUBLIC int
+ipcom_gethostname(char *name, Ip_size_t len)
+{
+    char *sysvar;
+
+    ip_assert2(name);
+
+    if (len <= 1)
+        return ipcom_errno_set(IP_ERRNO_EINVAL);
+    if (name == IP_NULL)
+        return ipcom_errno_set(IP_ERRNO_EFAULT);
+
+    sysvar = ipcom_sysvar_get("ipcom.hostname", IP_NULL, IP_NULL);
+    if (sysvar == IP_NULL)
+        *name = '\0';
+    else
+    {
+        ipcom_strncpy(name, sysvar, len - 1);
+        name[len-1] = '\0';
+        ipcom_free(sysvar);
+    }
+
+    return 0;
+}
+#endif
+
+
+/*
+ *===========================================================================
+ *                    ipcom_sethostname
+ *===========================================================================
+ * Description:
+ * Parameters:
+ * Returns:
+ *
+ */
+#if defined(IPCOM_SETHOSTNAME) && IPCOM_SETHOSTNAME == 1
+IP_PUBLIC int
+ipcom_sethostname(const char *name, Ip_size_t len)
+{
+    ip_assert2(name);
+
+    if (len <= 1 || len >= IP_MAXHOSTNAMELEN)
+        return ipcom_errno_set(IP_ERRNO_EINVAL);
+    if (name == IP_NULL)
+        return ipcom_errno_set(IP_ERRNO_EFAULT);
+
+    if (*name)
+        (void)ipcom_sysvar_set("ipcom.hostname", name, IPCOM_SYSVAR_FLAG_OVERWRITE);
+    else
+        (void)ipcom_sysvar_unset("ipcom.hostname");
+
+    return 0;
+}
+#endif
+
+
+/*
+ ****************************************************************************
+ *                      END OF FILE
+ ****************************************************************************
+ */