original files of m241

components/ip_net2-6.9/vxcompat/config/usrNetM2ifLib.c

@@ -0,0 +1,79 @@
+/* usrNetM2IfLib.c - Initialization routine for the MIB2_IF library */
+
+/* Copyright 1992 - 2004 Wind River Systems, Inc. */
+
+/*
+modification history
+--------------------
+01j,13oct08,dlk  Fix typo causing build error.
+01i,09Oct08,zhr  Fixed WIND00130141 compiler warning 
+01h,12may08,zhr  Updated for GPP 
+01h,12apr02,zhr  Migrated to ipnet
+01g,30sep04,dlk  Fix warning.
+01f,19sep04,spm  updated virtual stack startup: restored use of published
+                 init routine and removed packing/unpacking parameters
+01e,06nov03,rlm  Ran batch header update for header re-org.
+01d,26nov02,ism  changed instance initialisation function
+01c,04sep02,kal  fixed bzero
+01b,29aug02,ant  added m2IfDestructor()
+01a,28aug02,ant  written
+*/
+
+/*
+DESCRIPTION
+This configlette contains the initialization routine for the
+INCLUDE_MIB2_IF component.
+
+NOMANUAL
+*/
+
+#include <m2Lib.h>
+
+/* externs */
+
+#ifdef VIRTUAL_STACK
+VS_REG_ID m2IfRegistrationNum;
+extern STATUS m2IfDestructor (VSNUM vsnum);
+#endif /* VIRTUAL_STACK */
+
+IMPORT int    m2If64BitCounters;
+
+#ifdef INCLUDE_MIB2_IFMGT
+LOCAL STATUS usrNetM2IfInit (void)
+    {
+    return m2IfInit (MIB2IF_TRAP_RTN, MIB2IF_TRAP_ARG);
+    }
+#endif
+
+LOCAL STATUS usrNetM2IfStart (void)
+    {
+#ifdef INCLUDE_MIB2_IFMGT
+#ifdef VIRTUAL_STACK
+    VS_STATUS vsstat;
+#endif
+
+    m2If64BitCounters = MIB2IF_LONG_COUNTERS;
+
+#ifdef VIRTUAL_STACK
+    /*
+     * Register with vsmanager to allow the MIB2 Interface Layer
+     * to start in every virtual stack at the appropriate time.
+     */
+
+    vsstat = vsComponentRegister (&m2IfRegistrationNum, "MIB2_IF",
+				  VS_SC_ENABLED, VS_SC_NON_OPTIONAL,
+				  usrNetM2IfInit, 0, NULL, m2IfDestructor);
+    return (vsstat == VS_OK ? OK : ERROR);
+#else
+    /*
+     * When only one network stack exists, just
+     * start the MIB2 Interface Layer immediately.
+     */
+
+    return usrNetM2IfInit (); /* MIB2 Variables for Interface Layer */
+#endif
+#else 
+    return (OK);
+#endif /* INCLUDE_MIB2_IFMGT */
+    }
+