Leaked source code of windows server 2003
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/***************************************************************************
Name : MODEMDDI.H Comment : Interface for Modem/NCU DDI
Revision Log Date Name Description -------- ----- ---------------------------------------------------------***************************************************************************/
#ifndef _MODEMDDI_
#define _MODEMDDI_
#include <ncuparm.h>
typedef struct { USHORT uSize; USHORT uClasses; USHORT uSendSpeeds; USHORT uRecvSpeeds; USHORT uHDLCSendSpeeds; USHORT uHDLCRecvSpeeds;} MODEMCAPS, far* LPMODEMCAPS;
// uClasses is one or more of the below
#define FAXCLASS0 0x01
#define FAXCLASS1 0x02
#define FAXCLASS2 0x04
#define FAXCLASS2_0 0x08 // Class4==0x10
// uSendSpeeds, uRecvSpeeds, uHDLCSendSpeeds and uHDLCRecvSpeeds
// are one or more of the below. If V27 is provided
// at 2400bps *only*, then V27 is *not* set
// V27 2400 (nonHDLC) is always assumed
#define V27 2 // V27ter capability at 4800 bps
#define V29 1 // V29 at 7200 & 9600 bps
#define V33 4 // V33 at 12000 & 14400 bps
#define V17 8 // V17 at 7200 thru 14400 bps
#define V27_V29_V33_V17 11 // 15 --> 11 in T30speak
// used only in selecting modulation -- not in capability
// #define V21 7 // V21 ch2 at 300bps
// #define V27_FALLBACK 32 // V27ter capability at 2400 bps
// various calls return & use these
//typedef HANDLE HLINE;
//typedef HANDLE HCALL;
typedef HANDLE HMODEM;
// NCUModemInit returns these
#define INIT_OK 0
#define INIT_INTERNAL_ERROR 13
#define INIT_MODEMERROR 15
#define INIT_PORTBUSY 16
#define INIT_MODEMDEAD 17
#define INIT_GETCAPS_FAIL 18
#define INIT_USERCANCEL 19
// NCULink takes one of these flags (mutually exclusive)
#define NCULINK_HANGUP 0
#define NCULINK_RX 2
// NCUDial(and iModemDial), NCUTxDigit, ModemConnectTx and ModemConnectRx return one of
#define CONNECT_TIMEOUT 0
#define CONNECT_OK 1
#define CONNECT_BUSY 2
#define CONNECT_NOANSWER 3
#define CONNECT_NODIALTONE 4
#define CONNECT_ERROR 5
#define CONNECT_BLACKLISTED 6
#define CONNECT_DELAYED 7
// NCULink (and iModemAnswer) returns one of the following (or OK or ERROR)
#define CONNECT_RING_ERROR 7 // was ringing when tried NCULINK_TX
#define CONNECT_NORING_ERROR 8 // was not ringing when tried NCULINK_RX
#define CONNECT_RINGEND_ERROR 9 // stopped ringing before
// NCUParams.RingsBeforeAnswer count was
// was reached when tried NCULINK_RX
/////// SUPPORT FOR ADAPTIVE ANSWER ////////
#define CONNECT_WRONGMODE_DATAMODEM 10 // We're connected as a datamodem.
// SendMode and RecvMode take one of these for uModulation
#define V21_300 7 // used an arbitary vacant slot
#define V27_2400 0
#define V27_4800 2
#define V29_9600 1
#define V29_7200 3
#define V33_14400 4
#define V33_12000 6
#define V17_START 8 // every code above this is considered V17
#define V17_14400 8
#define V17_12000 10
#define V17_9600 9
#define V17_7200 11
#define ST_FLAG 0x10
#define V17_14400_ST (V17_14400 | ST_FLAG)
#define V17_12000_ST (V17_12000 | ST_FLAG)
#define V17_9600_ST (V17_9600 | ST_FLAG)
#define V17_7200_ST (V17_7200 | ST_FLAG)
// SendMem take one one or more of these for uFlags
// SEND_ENDFRAME must _always_ be TRUE in HDLC mode
// (partial frames are no longer supported)
#define SEND_FINAL 1
#define SEND_ENDFRAME 2
// #define SEND_STUFF 4
// RecvMem and RecvMode return one these
#define RECV_OK 0
#define RECV_ERROR 1
#define RECV_TIMEOUT 2
#define RECV_WRONGMODE 3 // only Recvmode returns this
#define RECV_OUTOFMEMORY 4
#define RECV_EOF 8
#define RECV_BADFRAME 16
// Min modem recv buffer size. Used for all recvs
// For IFAX30: *All* RecvMem calls will be called with exactly this size
#define MIN_RECVBUFSIZE 265
// Max phone number size passed into NCUDial
#define MAX_PHONENUM_LEN 60
// each value corresponds to one of the "Response Recvd" and
// "Command Recvd" boxes in the T30 flowchart.
#define ifrPHASEBresponse 58 // receiver PhaseB
#define ifrTCFresponse 59 // sender after sending TCF
#define ifrPOSTPAGEresponse 60 // sender after sending MPS/EOM/EOP
#define ifrPHASEBcommand 64 // sender PhaseB
#define ifrNODEFcommand 65 // receiver main loop (Node F)
#define ifrNODEFafterWRONGMODE 71 // hint for RecvMode after WRONGMODE
#define ifrEOFfromRECVMODE 72 // GetCmdResp retval if RecvMode returns EOF
#endif //_MODEMDDI_
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