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main.c
45 lines (43 loc) · 1.63 KB
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main.c
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// Author: This code snippet is from Ben Rockwood's net-snmp programming guide
#include <net-snmp/net-snmp-config.h>
#include <net-snmp/net-snmp-includes.h>
#include <string.h>
int main(int argc, char ** argv)
{
struct snmp_session session;
struct snmp_session *sess_handle;
struct snmp_pdu *pdu;
struct snmp_pdu *response;
struct variable_list *vars;
oid id_oid[MAX_OID_LEN];
oid serial_oid[MAX_OID_LEN];
size_t id_len = MAX_OID_LEN;
size_t serial_len = MAX_OID_LEN;
int status;
struct tree * mib_tree;
/*********************/
if(argv[1] == NULL){
printf("Please supply a hostname\n");
exit(1);
}
init_snmp("Main check");
snmp_sess_init( &session );
session.version = SNMP_VERSION_1;
session.community = "public";
session.community_len = strlen(session.community);
session.peername = argv[1];
sess_handle = snmp_open(&session);
add_mibdir(".");
mib_tree = read_mib("mibs/SNMPv2-MIB.txt");
pdu = snmp_pdu_create(SNMP_MSG_GET);
read_objid("SNMPv2-MIB::sysDescr.0", id_oid, &id_len);
snmp_add_null_var(pdu, id_oid, id_len);
read_objid("SNMPv2-MIB::sysObjectID.0", serial_oid, &serial_len);
snmp_add_null_var(pdu, serial_oid, serial_len);
status = snmp_synch_response(sess_handle, pdu, &response);
for(vars = response->variables; vars; vars = vars->next_variable)
print_value(vars->name, vars->name_length, vars);
snmp_free_pdu(response);
snmp_close(sess_handle);
return (0);
}