/*_############################################################################  _##   _##  snmpGet.cpp    _##  _##  SNMP++v3.2.21a  _##  -----------------------------------------------  _##  Copyright (c) 2001-2006 Jochen Katz, Frank Fock  _##  _##  This software is based on SNMP++2.6 from Hewlett Packard:  _##    _##    Copyright (c) 1996  _##    Hewlett-Packard Company  _##    _##  ATTENTION: USE OF THIS SOFTWARE IS SUBJECT TO THE FOLLOWING TERMS.  _##  Permission to use, copy, modify, distribute and/or sell this software   _##  and/or its documentation is hereby granted without fee. User agrees   _##  to display the above copyright notice and this license notice in all   _##  copies of the software and any documentation of the software. User   _##  agrees to assume all liability for the use of the software;   _##  Hewlett-Packard and Jochen Katz make no representations about the   _##  suitability of this software for any purpose. It is provided   _##  "AS-IS" without warranty of any kind, either express or implied. User   _##  hereby grants a royalty-free license to any and all derivatives based  _##  upon this software code base.   _##    _##  Stuttgart, Germany, Tue Nov 21 22:12:16 CET 2006   _##    _##########################################################################*//*  snmpGet.cpp   Copyright (c) 1996  Hewlett-Packard Company  ATTENTION: USE OF THIS SOFTWARE IS SUBJECT TO THE FOLLOWING TERMS.  Permission to use, copy, modify, distribute and/or sell this software  and/or its documentation is hereby granted without fee. User agrees  to display the above copyright notice and this license notice in all  copies of the software and any documentation of the software. User  agrees to assume all liability for the use of the software; Hewlett-Packard  makes no representations about the suitability of this software for any  purpose. It is provided "AS-IS" without warranty of any kind,either express  or implied. User hereby grants a royalty-free license to any and all  derivatives based upon this software code base.  Peter E. Mellquist*/char snmpget_cpp_version[]="@(#) SNMP++ $Id: snmpGet.cpp,v 1.9 2006/06/16 20:53:15 fock Exp $";#include "snmp_pp/snmp_pp.h"#include <stdlib.h>#include <stdio.h>#ifdef SNMP_PP_NAMESPACEusing namespace Snmp_pp;#endif#if (__GNUC__ > 2)#include <iostream>using std::cerr;using std::cout;using std::endl;using std::flush;#else#include <iostream.h>#endifint main(int argc, char **argv){   //---------[ check the arg count ]----------------------------------------   if ( argc < 2) {	  cout << "Usage:\n";	  cout << argv[0] << " IpAddress | DNSName [Oid] [options]\n";	  cout << "Oid: sysDescr object is default\n";	  cout << "options: -vN , use SNMP version 1, 2 or 3, default is 1\n";	  cout << "         -PPort , remote port to use\n";	  cout << "         -CCommunity_name, specify community default is 'public' \n";	  cout << "         -rN , retries default is N = 1 retry\n";	  cout << "         -tN , timeout in hundredths of seconds; default is N = 100\n";#ifdef _SNMPv3          cout << "         -snSecurityName, " << endl;          cout << "         -slN , securityLevel to use, default N = 3 = authPriv" << endl;          cout << "         -smN , securityModel to use, only default N = 3 = USM possible\n";          cout << "         -cnContextName, default empty string" << endl;          cout << "         -ceContextEngineID, as hex e.g. 800007E580, default empty string" << endl;          cout << "         -authPROT, use authentication protocol NONE, SHA or MD5\n";          cout << "         -privPROT, use privacy protocol NONE, DES, 3DESEDE, IDEA, AES128, AES192 or AES256\n";          cout << "         -uaAuthPassword\n";          cout << "         -upPrivPassword\n";#endif	  return 1;   }   Snmp::socket_startup();  // Initialize socket subsystem   //---------[ make a GenAddress and Oid object to retrieve ]---------------   UdpAddress address( argv[1]);      // make a SNMP++ Generic address   if ( !address.valid()) {           // check validity of address	  cout << "Invalid Address or DNS Name, " << argv[1] << "\n";	  return 1;   }   Oid oid("1.3.6.1.2.1.1.1.0");      // default is sysDescr   if ( argc >= 3) {                  // if 3 args, then use the callers Oid	  if ( strstr( argv[2],"-")==0) {	     oid = argv[2];	     if ( !oid.valid()) {            // check validity of user oid		    cout << "Invalid Oid, " << argv[2] << "\n";		    return 1;         }      }   }   //---------[ determine options to use ]-----------------------------------   snmp_version version=version1;                  // default is v1   int retries=1;                                  // default retries is 1   int timeout=100;                                // default is 1 second   u_short port=161;                               // default snmp port is 161   OctetStr community("public");                   // community name#ifdef _SNMPv3   OctetStr privPassword("");   OctetStr authPassword("");   OctetStr securityName("");   int securityModel = SecurityModel_USM;   int securityLevel = SecurityLevel_authPriv;   OctetStr contextName("");   OctetStr contextEngineID("");   long authProtocol = SNMPv3_usmNoAuthProtocol;   long privProtocol = SNMPv3_usmNoPrivProtocol;   v3MP *v3_MP;#endif   char *ptr;   for(int x=1;x<argc;x++) {                           // parse for version     if ( strstr( argv[x],"-v2")!= 0) {       version = version2c;       continue;     }     if ( strstr( argv[x],"-r")!= 0) {                 // parse for retries       ptr = argv[x]; ptr++; ptr++;       retries = atoi(ptr);       if (( retries<0)|| (retries>5)) retries=1;        continue;     }     if ( strstr( argv[x], "-t")!=0) {                 // parse for timeout       ptr = argv[x]; ptr++; ptr++;       timeout = atoi( ptr);       if (( timeout < 100)||( timeout>500)) timeout=100;       continue;     }     if ( strstr( argv[x],"-C")!=0) {       ptr = argv[x]; ptr++; ptr++;       community = ptr;       continue;     }     if ( strstr( argv[x],"-P")!=0) {       ptr = argv[x]; ptr++; ptr++;       sscanf(ptr, "%hu", &port);       continue;     }#ifdef _SNMPv3     if ( strstr( argv[x],"-v3")!= 0) {       version = version3;       continue;     }     if ( strstr( argv[x],"-auth") != 0) {       ptr = argv[x]; ptr+=5;       if (strcasecmp(ptr, "SHA") == 0)	   authProtocol = SNMP_AUTHPROTOCOL_HMACSHA;       else if (strcasecmp(ptr, "MD5") == 0)	   authProtocol = SNMP_AUTHPROTOCOL_HMACMD5;       else	   authProtocol = SNMP_AUTHPROTOCOL_NONE;       continue;     }     if ( strstr( argv[x],"-priv") != 0) {       ptr = argv[x]; ptr+=5;       if (strcasecmp(ptr, "DES") == 0)	   privProtocol = SNMP_PRIVPROTOCOL_DES;       else if (strcasecmp(ptr, "3DESEDE") == 0)	   privProtocol = SNMP_PRIVPROTOCOL_3DESEDE;       else if (strcasecmp(ptr, "IDEA") == 0)	   privProtocol = SNMP_PRIVPROTOCOL_IDEA;       else if (strcasecmp(ptr, "AES128") == 0)	   privProtocol = SNMP_PRIVPROTOCOL_AES128;       else if (strcasecmp(ptr, "AES192") == 0)	   privProtocol = SNMP_PRIVPROTOCOL_AES192;       else if (strcasecmp(ptr, "AES256") == 0)	   privProtocol = SNMP_PRIVPROTOCOL_AES256;       else	   privProtocol = SNMP_PRIVPROTOCOL_NONE;       printf("\n\nPrivProt : %ld\n", privProtocol);       continue;     }     if ( strstr( argv[x],"-sn")!=0) {       ptr = argv[x]; ptr+=3;       securityName = ptr;       continue;      }     if ( strstr( argv[x], "-sl")!=0) {       ptr = argv[x]; ptr+=3;       securityLevel = atoi( ptr);       if (( securityLevel < SecurityLevel_noAuthNoPriv) ||           ( securityLevel > SecurityLevel_authPriv))         securityLevel = SecurityLevel_authPriv;       continue;     }     if ( strstr( argv[x], "-sm")!=0) {       ptr = argv[x]; ptr+=3;       securityModel = atoi( ptr);       if (( securityModel < SecurityModel_v1) ||           ( securityModel > SecurityModel_USM))         securityModel = SecurityModel_USM;       continue;     }     if ( strstr( argv[x],"-cn")!=0) {       ptr = argv[x]; ptr+=3;       contextName = ptr;       continue;     }     if ( strstr( argv[x],"-ce")!=0) {       ptr = argv[x]; ptr+=3;       contextEngineID = OctetStr::from_hex_string(ptr);       continue;     }     if ( strstr( argv[x],"-ua")!=0) {       ptr = argv[x]; ptr+=3;       authPassword = ptr;       continue;     }     if ( strstr( argv[x],"-up")!=0) {       ptr = argv[x]; ptr+=3;       privPassword = ptr;       continue;     }#endif  }   //----------[ create a SNMP++ session ]-----------------------------------   int status;   // bind to any port and use IPv6 if needed   Snmp snmp(status, 0, (address.get_ip_version() == Address::version_ipv6));   if ( status != SNMP_CLASS_SUCCESS) {      cout << "SNMP++ Session Create Fail, " << snmp.error_msg(status) << "\n";      return 1;   }   //---------[ init SnmpV3 ]--------------------------------------------#ifdef _SNMPv3   if (version == version3) {     char *engineId = "snmpGet";     char *filename = "snmpv3_boot_counter";     unsigned int snmpEngineBoots = 0;     int status;     status = getBootCounter(filename, engineId, snmpEngineBoots);     if ((status != SNMPv3_OK) && (status < SNMPv3_FILEOPEN_ERROR))     {       cout << "Error loading snmpEngineBoots counter: " << status << endl;       return 1;     }     snmpEngineBoots++;     status = saveBootCounter(filename, engineId, snmpEngineBoots);     if (status != SNMPv3_OK)     {       cout << "Error saving snmpEngineBoots counter: " << status << endl;       return 1;     }     int construct_status;     v3_MP = new v3MP(engineId, snmpEngineBoots, construct_status);     USM *usm = v3_MP->get_usm();     usm->add_usm_user(securityName,		       authProtocol, privProtocol,		       authPassword, privPassword);   }   else   {     // MUST create a dummy v3MP object if _SNMPv3 is enabled!     int construct_status;     v3_MP = new v3MP("dummy", 0, construct_status);   }#endif   //--------[ build up SNMP++ object needed ]-------------------------------   Pdu pdu;                               // construct a Pdu object   Vb vb;                                 // construct a Vb object   vb.set_oid( oid);                      // set the Oid portion of the Vb   pdu += vb;                             // add the vb to the Pdu   address.set_port(port);   CTarget ctarget( address);             // make a target using the address#ifdef _SNMPv3   UTarget utarget( address);   if (version == version3) {     utarget.set_version( version);          // set the SNMP version SNMPV1 or V2 or V3     utarget.set_retry( retries);            // set the number of auto retries     utarget.set_timeout( timeout);          // set timeout     utarget.set_security_model( securityModel);     utarget.set_security_name( securityName);     pdu.set_security_level( securityLevel);     pdu.set_context_name (contextName);     pdu.set_context_engine_id(contextEngineID);   }   else {#endif     ctarget.set_version( version);         // set the SNMP version SNMPV1 or V2     ctarget.set_retry( retries);           // set the number of auto retries     ctarget.set_timeout( timeout);         // set timeout     ctarget.set_readcommunity( community); // set the read community name#ifdef _SNMPv3   }#endif   //-------[ issue the request, blocked mode ]-----------------------------   cout << "SNMP++ Get to " << argv[1] << " SNMPV" #ifdef _SNMPv3        << ((version==version3) ? (version) : (version+1))#else        << (version+1)#endif        << " Retries=" << retries        << " Timeout=" << timeout * 10 <<"ms";#ifdef _SNMPv3   if (version == version3)     cout << endl          << "securityName= " << securityName.get_printable()          << ", securityLevel= " << securityLevel          << ", securityModel= " << securityModel << endl          << "contextName= " << contextName.get_printable()          << ", contextEngineID= " << contextEngineID.get_printable()          << endl;   else#endif     cout << " Community=" << community.get_printable() << endl << flush;   SnmpTarget *target;#ifdef _SNMPv3   if (version == version3)     target = &utarget;   else#endif     target = &ctarget;   status = snmp.get( pdu, *target);   if (status == SNMP_CLASS_SUCCESS)   {     pdu.get_vb( vb,0);#ifdef _SNMPv3     if (pdu.get_type() == REPORT_MSG) {       cout << "Received a report pdu: "            << snmp.error_msg(vb.get_printable_oid()) << endl;     }#endif     cout << "Oid = " << vb.get_printable_oid() << endl          << "Value = " << vb.get_printable_value() << endl;     if ((vb.get_syntax() == sNMP_SYNTAX_ENDOFMIBVIEW) ||         (vb.get_syntax() == sNMP_SYNTAX_NOSUCHINSTANCE) ||         (vb.get_syntax() == sNMP_SYNTAX_NOSUCHOBJECT))       cout << "Exception: " << vb.get_syntax() << " occured." << endl;   }   else   {     cout << "SNMP++ Get Error, " << snmp.error_msg( status)	  << " (" << status <<")" << endl;   }   Snmp::socket_cleanup();  // Shut down socket subsystem}