ulCommand (ULONG) - input

Generic command code.

See BIDI Command Structures and Command Flow for contents of pInData and pOutData for each of the following commands.

Current commands are as follows:

BIDI_READ_PASSTHRU(8001h)

Wait for any response from printer. This must be done from within a passthru session. See BIDI_START_PASSTHRU(1Ah) for more details. See BIDI_READ_PASSTHRU(8001h) for input and output parameters.
BIDI_Q_PORT(800Bh)
Query BIDI capabilities of the port. See BIDI_Q_PORT(800Bh) for input and output parameters.
BIDI_Q_SW(800Ch)
Query BIDI software capabilities. See BIDI_Q_SW(800Ch) for input and output parameters.
BIDI_Q_DEVICE(800Dh)
Query printer device characteristics. See BIDI_Q_DEVICE(800Dh) for input and output parameters.
BIDI_Q_INTERPRETER(800Eh)
Query interpreters available in the printer. See BIDI_Q_INTERPRETER(800Eh) for input and output parameters.
BIDI_Q_INPUTBINS(800Fh)
Query input bins. See BIDI_Q_INPUTBINS(800Fh) for input and output parameters.
BIDI_Q_OUTPUTBINS(8010h)
Query output bins. See BIDI_Q_OUTPUTBINS(8010h) for input and output parameters.
BIDI_Q_FONTS(8012h)
Query fonts for a particular interpreter. See BIDI_Q_FONTS(8012h) for input and output parameters.
BIDI_Q_JOBS_COMPLETE(8013h)
Query list of completed jobs. See BIDI_Q_JOBS_COMPLETE(8013h) for input and output parameters.
BIDI_Q_JOBS_QUEUED(8014h)
Query list of queued jobs. See BIDI_Q_JOBS_QUEUED(8014h) for input and output parameters.
BIDI_Q_STATUS(8015h)
Query current status of the print device. See BIDI_Q_STATUS(8015h) for input and output parameters.
BIDI_WAIT_ALERT(8016h)
Wait for unsolicited alerts. See BIDI_WAIT_ALERT(8016h) for input and output parameters.
BIDI_Q_JOBID(8017h)
Query the printer Job ID currently being sent to this port driver. See BIDI_Q_JOBID(8017h) for input and output parameters.
BIDI_Q_RESPONSE_FMT(8018h)
Return format of printer-to-host messages. See BIDI_Q_RESPONSE_FMT(8018h) for input and output parameters.
BIDI_Q_PORTDRV(8019h)
Query port driver's configuration for the port. See BIDI_Q_PORTDRV(8019h) for input and output parameters.

This command does not go to the printer or protocol converter.

BIDI_READ_ALERT(801Dh)
Read an extended alert. See BIDI_READ_ALERT(801Dh) for output parameter.
BIDI_Q_CONVERTER_INFO(8021h)
Return protocol converter information. See BIDI_Q_CONVERTER_INFO(8021h) for output parameter.
BIDI_Q_SPOOLER_VERSION(8022h)
Return spooler version information. See BIDI_Q_SPOOLER_VERSION(8022h) for output parameter.
BIDI_Q_STORAGE(8023h)
Return printer storage media. See BIDI_Q_STORAGE(8023h) for input and output parameters.
0x00009000 - 0x00009FFF
Protocol-converter-specific commands.
0x0000B000 - 0x0000BFFF
Port-driver-specific commands.

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