snmp.h

/*NB_REVISION*/
 
/*NB_COPYRIGHT*/
 
#ifndef _NB_SNMP_H
#define _NB_SNMP_H
 
#ifdef ENABLE_SNMP
#define SNMP
 
struct SNMP_Request; /* Forward declaration */
#include <snmp/asn1.h>
#include <snmp/mibII_vars.h>
#include <snmp/snmp_table.h>
#include <config_obj.h>
#include <servlets.h>
 
 
#define SNMPCOUNTIF(x,i) {InterfaceBlock * pif=GetInterfaceBlock(i); if(pif) pif->x++; }
 
#define SNMPCOUNT(x) (x++)
 
#define SNMPDEC(x) (x--)
 
#define SNMPADD(x,y) (x=x+y)
 
 
[[deprecated]]int StartSnmpProcessor( int priority );
 
 
class SnmpServlet: public servlet
{
protected:
    int m_fd;         
    int m_port;       
 
    virtual int AddToSelectSet(fd_set &rd_set, fd_set &wr_set, fd_set &er_set);
 
    virtual void ProcessSelectResult(fd_set &rd_set, fd_set &wr_set, fd_set &er_set);
 
public:
    SnmpServlet(int port=161);
};
 
 
extern const char *SYSDESC;
 
extern const char *SYSOID;
 
 
class snmp_config : public config_obj
{
public:
    config_string  SysContact{"", "SysContact"};       
    config_string  SysName{"", "SysName"};             
    config_string  SysLocation{"", "SysLocation"};     
    config_pass    ReadCommunity{"public", "ReadCommunity"};   
    config_pass    WriteCommunity{"public", "WriteCommunity"}; 
    config_IPADDR4 trap_destination{"0.0.0.0", "TrapDest", "SNMP Trap destination"};  
    config_bool    trap_enable_flags{false, "TrapEnable"};  
    ConfigEndMarker;   // No new data members below this line
 
    snmp_config() : config_obj(sys,"SNMP", "SNMP Configuration") {bDirty=false;}
 
    bool bDirty;  
};
 
extern snmp_config TheSnmpConfig;
 
 
#define READ_COMMUNITY_MASK (0x0001)   
#define WRITE_COMMUNITY_MASK (0x0002)  
 
extern uint32_t ( *SnmpCommunityDecodeFunc )( const unsigned char *name );
 
 
/* Trap functionality */
 
class ASN; /* Forward declaration */
 
typedef  void  ( PutTrapVarBindsFunc )( ASN *put_asn );
 
 
void SnmpBasicTrap( IPADDR dest,
                    const char *community_name,
                    int generic_trap,
                    int specific_trap );
 
void SnmpTrapWithData( IPADDR dest,
                       const char *community_name,
                       int generic_trap,
                       int specific_trap,
                       PutTrapVarBindsFunc *pDataCallbackFunction );
 
#else
#define SNMPCOUNTIF(x,y) ((void)0)
#define SNMPCOUNT(x) ((void)0)
#define SNMPDEC(x) ((void)0)
#define SNMPADD(x, y) ((void)0)
 
#endif  // define SNMP
#endif  // define ENABLE_SNMP
 
    // group SNMP