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84 lines
2.7 KiB
84 lines
2.7 KiB
/****************************************************************************
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*
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* (C) COPYRIGHT 2000, MICROSOFT CORP.
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*
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* FILE: ptpusd.h
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*
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* VERSION: 1.0
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*
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* DATE: 12/12/2000
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*
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* AUTHOR: Dave Parsons
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*
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* DESCRIPTION:
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* Structures and constants needed to issue vendor-specific Picture
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* Transfer Protocol (PIMA 15740 - digital still camera command
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* protocol) commands through the WIA PTP driver.
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*
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*****************************************************************************/
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//
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// Pass this value in the dwEscapeCode argument of IWiaItemExtras::Escape
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// to execute a PTP vendor command
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//
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const DWORD ESCAPE_PTP_CLEAR_STALLS = 0x0200;
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const DWORD ESCAPE_PTP_VENDOR_COMMAND = 0x0100;
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const DWORD ESCAPE_PTP_ADD_OBJ_CMD = 0x0010;
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const DWORD ESCAPE_PTP_REM_OBJ_CMD = 0x0020;
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const DWORD ESCAPE_PTP_ADD_OBJ_RESP = 0x0040;
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const DWORD ESCAPE_PTP_REM_OBJ_RESP = 0x0080;
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const DWORD ESCAPE_PTP_ADDREM_PARM1 = 0x0000;
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const DWORD ESCAPE_PTP_ADDREM_PARM2 = 0x0001;
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const DWORD ESCAPE_PTP_ADDREM_PARM3 = 0x0002;
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const DWORD ESCAPE_PTP_ADDREM_PARM4 = 0x0003;
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const DWORD ESCAPE_PTP_ADDREM_PARM5 = 0x0004;
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//
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// PTP command request
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//
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const DWORD PTP_MAX_PARAMS = 5;
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#pragma pack(push, Old, 1)
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typedef struct _PTP_VENDOR_DATA_IN
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{
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WORD OpCode; // Opcode
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DWORD SessionId; // Session id
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DWORD TransactionId; // Transaction id
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DWORD Params[PTP_MAX_PARAMS]; // Parameters to the command
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DWORD NumParams; // Number of parameters passed in
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DWORD NextPhase; // Indicates whether to read data,
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BYTE VendorWriteData[1]; // Optional first byte of data to
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// write to the device
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} PTP_VENDOR_DATA_IN, *PPTP_VENDOR_DATA_IN;
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//
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// PTP response block
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//
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typedef struct _PTP_VENDOR_DATA_OUT
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{
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WORD ResponseCode; // Response code
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DWORD SessionId; // Session id
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DWORD TransactionId; // Transaction id
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DWORD Params[PTP_MAX_PARAMS]; // Parameters of the response
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BYTE VendorReadData[1]; // Optional first byte of data to
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// read from the device
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} PTP_VENDOR_DATA_OUT, *PPTP_VENDOR_DATA_OUT;
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#pragma pack(pop, Old)
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//
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// Handy structure size constants
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//
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const DWORD SIZEOF_REQUIRED_VENDOR_DATA_IN = sizeof(PTP_VENDOR_DATA_IN) - 1;
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const DWORD SIZEOF_REQUIRED_VENDOR_DATA_OUT = sizeof(PTP_VENDOR_DATA_OUT) - 1;
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//
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// NextPhase constants
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//
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const DWORD PTP_NEXTPHASE_READ_DATA = 3;
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const DWORD PTP_NEXTPHASE_WRITE_DATA = 4;
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const DWORD PTP_NEXTPHASE_NO_DATA = 5;
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