SNMP Manager Programmer's Guide

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Programming Examples

SNMP Manager Programmer’s Guide–134249

2-131

SNMPHOST Source Code

GetDiskCapacity (DEV_ENTRY_T* pEntry)

{

return pEntry->auxInfo.nDiskCapacity;

} /* GetDiskCapacity */

short

GetHostDevices (SNMP_HOST_INT_T* host_int, <--14

DEV_ENTRY_T** ppDevTable, short devcnt, char* community,

short retrycnt, int requestid)

{

short bMoreEntries; <--15

static OBJ_ID_T devIndexObj;

short err1;

char hrDeviceDescr[] = "1.3.6.1.2.1.25.3.2.1.3";

char hrDeviceIndex[] = "1.3.6.1.2.1.25.3.2.1.1";

char hrDeviceStatus[] = "1.3.6.1.2.1.25.3.2.1.5";

char hrDeviceType[] = "1.3.6.1.2.1.25.3.2.1.2";

short i;

short nCurrDevIndex = 0;

OBJ_ID_T *objp;

DEV_ENTRY_T *pCurrOutputEntry;

SNMP_PKT_T *pkt = 0;

SNMP_PKT_T *recv_pkt = 0;

#define MAX_OID_STR_LEN 128

char strOid[MAX_OID_STR_LEN];

short vbIndex = 0;

VB_T *vbp;

/* Set up a Getnext request for 4 Host device table variables */

pkt = SNMP_Create_Request(GET_NEXT_REQUEST_PDU, VERSION_RFC1067, <--16

strlen(community), community, (INT_32_T)requestid, 4);

/* Set up the hrDeviceIndex */

base_oid.num_components = oidstring2oid (hrDeviceIndex, <--17

base_oid.component_list, MAX_OID_COUNT);

if (base_oid.num_components == 0) {

fprintf(stdout, "Bad object identifier: %s\n", hrDeviceIndex);

exit(0);

}

Example 2-18. Contents of snmphosc (page 6 of 23)