289 lines
12 KiB
C
289 lines
12 KiB
C
#ifndef __DEFS_H__
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#define __DEFS_H__
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#define IP_ADDRESS_LEN 4
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//
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// Since the query types map to MIB_ACTION_XXX we can just pass the action Id onto
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// the Locator functions
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//
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#define GET_FIRST MIB_ACTION_GETFIRST
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#define GET_EXACT MIB_ACTION_GET
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#define GET_NEXT MIB_ACTION_GETNEXT
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#define SetAsnInteger(dstBuf,val){ \
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if ((dstBuf)->asnType) \
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{ \
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ASSERT((dstBuf)->asnType==ASN_INTEGER); \
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(dstBuf)->asnValue.number = (AsnInteger)(val); \
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} \
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}
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#define ForceSetAsnInteger(dstBuf,val){ \
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(dstBuf)->asnType = ASN_INTEGER; \
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(dstBuf)->asnValue.number = (AsnInteger)(val); \
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}
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#define SetAsnCounter(dstBuf,val){ \
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if ((dstBuf)->asnType) \
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{ \
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ASSERT((dstBuf)->asnType==ASN_RFC1155_COUNTER); \
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(dstBuf)->asnValue.counter = (AsnCounter)(val); \
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} \
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}
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#define SetAsnGauge(dstBuf,val){ \
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if ((dstBuf)->asnType) \
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{ \
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ASSERT((dstBuf)->asnType==ASN_RFC1155_GAUGE); \
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(dstBuf)->asnValue.gauge = (AsnGauge)(val); \
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} \
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}
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#define SetAsnTimeTicks(dstBuf,val){ \
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if ((dstBuf)->asnType) \
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{ \
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ASSERT((dstBuf)->asnType==ASN_RFC1155_TIMETICKS); \
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(dstBuf)->asnValue.ticks = (AsnTimeticks)(val); \
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} \
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}
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#define SetAsnOctetString(dstBuf,buffer,src,len){ \
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if ((dstBuf)->asnType) \
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{ \
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ASSERT((dstBuf)->asnType==ASN_OCTETSTRING); \
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if ((dstBuf)->asnValue.string.dynamic) \
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{ \
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SnmpUtilMemFree((dstBuf)->asnValue.string.stream); \
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} \
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(dstBuf)->asnValue.string.length = len; \
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(dstBuf)->asnValue.string.stream = (BYTE*)memcpy(buffer,src,len);\
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(dstBuf)->asnValue.string.dynamic = FALSE; \
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} \
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}
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#define ForceSetAsnOctetString(dstBuf,buffer,src,len){ \
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(dstBuf)->asnType = ASN_OCTETSTRING; \
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if ((dstBuf)->asnValue.string.dynamic) \
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{ \
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SnmpUtilMemFree((dstBuf)->asnValue.string.stream); \
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} \
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(dstBuf)->asnValue.string.length = len; \
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(dstBuf)->asnValue.string.stream = (BYTE*)memcpy(buffer,src,len);\
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(dstBuf)->asnValue.string.dynamic = FALSE; \
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}
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#define SetAsnIPAddress(dstBuf,buffer,val){ \
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if ((dstBuf)->asnType) \
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{ \
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ASSERT((dstBuf)->asnType==ASN_RFC1155_IPADDRESS); \
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(dstBuf)->asnValue.address.length = IP_ADDRESS_LEN; \
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if(!(dstBuf)->asnValue.address.stream) \
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{ \
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(dstBuf)->asnValue.address.stream = (PBYTE)buffer; \
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(dstBuf)->asnValue.address.dynamic = FALSE; \
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} \
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(*(DWORD*)((dstBuf)->asnValue.address.stream)) = val; \
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} \
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}
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#define ForceSetAsnIPAddress(dstBuf,buffer,val){ \
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(dstBuf)->asnType = ASN_RFC1155_IPADDRESS; \
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(dstBuf)->asnValue.address.length = IP_ADDRESS_LEN; \
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if(!((dstBuf)->asnValue.address.stream)) \
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{ \
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(dstBuf)->asnValue.address.stream = (PBYTE)buffer; \
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(dstBuf)->asnValue.address.dynamic = FALSE; \
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} \
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(*(DWORD*)((dstBuf)->asnValue.address.stream)) = val; \
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}
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#define SetAsnUshort(dstBuf,buffer,val){ \
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if ((dstBuf)->asnType) \
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{ \
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ASSERT((dstBuf)->asnType==ASN_OCTETSTRING); \
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(dstBuf)->asnValue.string.length = 2; \
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(buffer)[0] = (BYTE)(val&0xFF); \
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(buffer)[1] = (BYTE)((val>>8)&0xFF); \
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(dstBuf)->asnValue.string.stream = (BYTE *)buffer; \
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(dstBuf)->asnValue.string.dynamic = FALSE; \
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} \
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}
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#define SetAsnDispString(dstBuf,buffer,src,len){ \
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if ((dstBuf)->asnType) \
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{ \
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ASSERT((dstBuf)->asnType==ASN_RFC1213_DISPSTRING); \
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(dstBuf)->asnValue.string.length = strlen(src); \
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if ((dstBuf)->asnValue.string.length>len) \
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{ \
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(dstBuf)->asnValue.string.length = len; \
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(dstBuf)->asnValue.string.stream = (BYTE *)strncpy (buffer,src,\
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(dstBuf)->asnValue.string.length);\
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(dstBuf)->asnValue.string.dynamic = FALSE; \
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} \
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} \
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}
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#define SetToZeroOid(dstBuf){ \
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if ((dstBuf)->asnType) \
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{ \
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ASSERT((dstBuf)->asnType==ASN_OBJECTIDENTIFIER); \
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(dstBuf)->asnValue.object.idLength = NULL_OID_LEN; \
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(dstBuf)->asnValue.object.ids = \
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SnmpUtilMemAlloc(NULL_OID_LEN * sizeof(UINT)); \
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} \
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}
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#define GetAsnInteger(srcBuf,defVal) \
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(((srcBuf)->asnType)? ((srcBuf)->asnValue.number):(defVal))
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#define GetAsnCounter(srcBuf,defVal) \
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(((srcBuf)->asnType)? ((srcBuf)->asnValue.counter):(defVal))
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#define GetAsnOctetString(dst,srcBuf) \
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(((srcBuf)->asnType)? \
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(memcpy(dst,(srcBuf)->asnValue.string.stream,(srcBuf)->asnValue.string.length)) \
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:NULL)
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#define GetAsnIPAddress(srcBuf,defVal) \
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(DWORD)(((srcBuf)->asnType && (srcBuf)->asnValue.string.length)? \
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(*(DWORD*)((srcBuf)->asnValue.address.stream)) : (defVal))
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#define IsAsnTypeNull(asnObj) (!((asnObj)->asnType))
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#define IsAsnIPAddressTypeNull(asnObj) (!((asnObj)->asnType && (asnObj)->asnValue.address.length))
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#define IsAsnOctetStringTypeNull(asnObj) (!((asnObj)->asnType && (asnObj)->asnValue.string.length))
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#define MIB_II_SYS 0
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#define MIB_II_IF MIB_II_SYS + 1
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#define MIB_II_IPADDR MIB_II_IF + 1
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#define FORWARD_MIB MIB_II_IPADDR + 1
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#define MIB_II_IPNET FORWARD_MIB + 1
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#define MIB_II_TCP MIB_II_IPNET + 1
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#define MIB_II_UDP MIB_II_TCP + 1
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#define MIB_II_TCP6 MIB_II_UDP + 1
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#define MIB_II_UDP6_LISTENER MIB_II_TCP6 + 1
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#define NUM_CACHE MIB_II_UDP6_LISTENER + 1
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#define MIB_II_TRAP NUM_CACHE
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#define NUM_LOCKS MIB_II_TRAP + 1
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//
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// Timeouts for the caches in millisecs
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//
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#define SYSTEM_CACHE_TIMEOUT (60 * 1000)
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#define IF_CACHE_TIMEOUT (10 * 1000)
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#define IP_ADDR_CACHE_TIMEOUT (20 * 1000)
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#define IP_FORWARD_CACHE_TIMEOUT (20 * 1000)
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#define IP_NET_CACHE_TIMEOUT (30 * 1000)
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#define TCP_CACHE_TIMEOUT (30 * 1000)
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#define UDP_CACHE_TIMEOUT (30 * 1000)
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//
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// Cant poll faster than twice IF cache timeout
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//
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#define MIN_POLL_TIME (IF_CACHE_TIMEOUT * 2)
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//
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// Default poll interval is 15 seconds
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//
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#define DEFAULT_POLL_TIME 15000
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#define MAX_DIFF 20
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#define SPILLOVER 10
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#define is ==
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#define isnot !=
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#define and &&
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#define or ||
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#define INVALID_IFINDEX 0xffffffff
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#ifdef MIB_DEBUG
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#define TRACE0(Z) TracePrintf(g_hTrace,Z)
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#define TRACE1(Y,Z) TracePrintf(g_hTrace,Y,Z)
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#define TRACE2(X,Y,Z) TracePrintf(g_hTrace,X,Y,Z)
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#define TRACE3(W,X,Y,Z) TracePrintf(g_hTrace,W,X,Y,Z)
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#define TRACE4(V,W,X,Y,Z) TracePrintf(g_hTrace,V,W,X,Y,Z)
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#define TRACE5(U,V,W,X,Y,Z) TracePrintf(g_hTrace,U,W,X,Y,Z)
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#define TraceEnter(X) TracePrintf(g_hTrace,"Entering " X)
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#define TraceLeave(X) TracePrintf(g_hTrace,"Leaving " X "\n")
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#else
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#define TRACE0(Z)
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#define TRACE1(Y,Z)
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#define TRACE2(X,Y,Z)
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#define TRACE3(W,X,Y,Z)
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#define TRACE4(V,W,X,Y,Z)
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#define TRACE5(U,V,W,X,Y,Z)
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#define TraceEnter(X)
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#define TraceLeave(X)
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#endif
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extern RTL_RESOURCE g_LockTable[NUM_LOCKS];
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#ifdef DEADLOCK_DEBUG
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extern PBYTE g_pszLockNames[];
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#define ReleaseLock(id) { \
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TRACE1("Exit lock %s",g_pszLockNames[id]); \
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RtlReleaseResource(&(g_LockTable[(id)])); \
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TRACE1("Exited lock %s",g_pszLockNames[id]); \
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}
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#define EnterReader(id) { \
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TRACE1("Entering Reader %s",g_pszLockNames[id]); \
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RtlAcquireResourceShared(&(g_LockTable[(id)]),TRUE); \
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TRACE1("Entered %s",g_pszLockNames[id]); \
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}
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#define EnterWriter(id) { \
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TRACE1("Entering Writer %s",g_pszLockNames[id]); \
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RtlAcquireResourceExclusive(&(g_LockTable[(id)]),TRUE); \
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TRACE1("Entered %s",g_pszLockNames[id]); \
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}
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#else // DEADLOCK_DEBUG
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#define ReleaseLock(id) RtlReleaseResource(&(g_LockTable[(id)]))
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#define EnterReader(id) RtlAcquireResourceShared(&(g_LockTable[(id)]),TRUE)
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#define EnterWriter(id) RtlAcquireResourceExclusive(&(g_LockTable[(id)]),TRUE)
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#endif // DEADLOCK_DEBUG
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#define InvalidateCache(X) g_dwLastUpdateTable[(X)] = 0
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//
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// SYS UNITS is 100s of NS. 1 millisec would be 1 * 10^4 sys units
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//
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#define SYS_UNITS_IN_1_MILLISEC 10000
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#define MilliSecsToSysUnits(X) \
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RtlEnlargedIntegerMultiply((X),SYS_UNITS_IN_1_MILLISEC)
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#define REG_KEY_CPU \
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TEXT("HARDWARE\\DESCRIPTION\\System\\CentralProcessor\\0")
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#define REG_KEY_SYSTEM \
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TEXT("HARDWARE\\DESCRIPTION\\System")
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#define REG_KEY_VERSION \
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TEXT("SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion")
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#define REG_KEY_MIB2 \
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TEXT("System\\CurrentControlSet\\Services\\SNMP\\Parameters\\RFC1156Agent")
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#define REG_KEY_MIB2SUBAGENT_PARAMETERS \
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TEXT("Software\\Microsoft\\RFC1156Agent\\CurrentVersion\\Parameters")
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#define REG_VALUE_POLL L"TrapPollTimeMilliSecs"
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#endif
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