Int 20  P - Microsoft Windows - Ndis - Vxd Services                        [W]

   VxD = 0028h

Note:  the desired VxD and service number are identified by the data
     immediately following the INT 20 instruction, as in:
       INT 20h
       DW  service number
       DW  VxD identifier

See Also: INT 2F/AX=1684h"DEVICE API",INT 30"Windows",#0961,#1032

(Table 0988)
Values for NDIS (VxD ID 0028h) service number:
 00h   "NdisGetVersion"
 01h   "NdisAllocateSpinLock"
 02h   "NdisFreeSpinLock"
 03h   "NdisAcquireSpinLock"
 04h   "NdisReleaseSpinLock"
 05h   "NdisOpenConfiguration"
 06h   "NdisReadConfiguration"
 07h   "NdisCloseConfiguration"
 08h   "NdisReadEisaSlotInformation"
 09h   "NdisReadMcaPosInformation"
 0Ah   "NdisAllocateMemory"
 0Bh   "NdisFreeMemory"
 0Ch   "NdisSetTimer"
 0Dh   "NdisCancelTimer"
 0Eh   "NdisStallExecution"
 0Fh   "NdisInitializeInterrupt"
 10h   "NdisRemoveInterrupt"
 11h   "NdisSynchronizeWithInterrupt"
 12h   "NdisOpenFile"
 13h   "NdisMapFile"
 14h   "NdisUnmapFile"
 15h   "NdisCloseFile"
 16h   "NdisAllocatePacketPool"
 17h   "NdisFreePacketPool"
 18h   "NdisAllocatePacket"
 19h   "NdisReinitializePacket"
 1Ah   "NdisFreePacket"
 1Bh   "NdisQueryPacket"
 1Ch   "NdisAllocateBufferPool"
 1Dh   "NdisFreeBufferPool"
 1Eh   "NdisAllocateBuffer"
 1Fh   "NdisCopyBuffer"
 20h   "NdisFreeBuffer"
 21h   "NdisQueryBuffer"
 22h   "NdisGetBufferPhysicalAddress"
 23h   "NdisChainBufferAtFront"
 24h   "NdisChainBufferAtBack"
 25h   "NdisUnchainBufferAtFront"
 26h   "NdisUnchainBufferAtBack"
 27h   "NdisGetNextBuffer"
 28h   "NdisCopyFromPacketToPacket"
 29h   "NdisRegisterProtocol"
 2Ah   "NdisDeregisterProtocol"
 2Bh   "NdisOpenAdapter"
 2Ch   "NdisCloseAdapter"
 2Dh   "NdisSend"
 2Eh   "NdisTransferData"
 2Fh   "NdisReset"
 30h   "NdisRequest"
 31h   "NdisInitializeWrapper"
 32h   "NdisTerminateWrapper"
 33h   "NdisRegisterMac"
 34h   "NdisDeregisterMac"
 35h   "NdisRegisterAdapter"
 36h   "NdisDeregisterAdapter"
 37h   "NdisCompleteOpenAdapter"
 38h   "NdisCompleteCloseAdapter"
 39h   "NdisCompleteSend"
 3Ah   "NdisCompleteTransferData"
 3Bh   "NdisCompleteReset"
 3Ch   "NdisCompleteRequest"
 3Dh   "NdisIndicateReceive"
 3Eh   "NdisIndicateReceiveComplete"
 3Fh   "NdisIndicateStatus"
 40h   "NdisIndicateStatusComplete"
 41h   "NdisCompleteQueryStatistics"
 42h   "NdisEqualString"
 43h   "NdisNetAddressStringToBinary"
 44h   "NdisReadNetworkAddress"
 45h   "NdisWriteErrorLogEntry"
 46h   "C_MapPhysToLinear"
 47h   "C_HeapFree"
 48h   "NdisAllocateSharedMemory"
 49h   "NdisFreeSharedMemory"
 ...
 5Fh   ...last service for Windows95 SP1

See Also: #0987,#0989