Dialogic 6.2 Benutzerhandbuch

Developing a Fax Application

November 2009

BT_ZERO(args_tel);

args_tel.timeout = 0L;

BfvLineWaitForCall (lp, &args_tel);

Waits for the detection of an incoming call.

BfvLineAnswer (lp, &args_tel);

Answers the phone line by going off-hook.

BT_ZERO(args_fax);

args_fax.local_id = "Id_string";

BfvFaxSetLocalID(lp,&args_fax);

Sets the local ID to transmit to the sending machine.

BT_ZERO(args_fax);

BfvFaxBeginReceive(lp, &args_fax);

Begins the Phase B handshaking procedure.

BfvFaxGetRemoteInfo(lp, &args_fax);

Waits for the remote to send its ID and capabilities.

BfvFaxWaitForTraining(lp, &args_fax);

Waits for the completion of the Phase B handshaking process.

{

BT_ZERO(args_fax);

args_fax.r_tp = tp;

}

while (BfvFaxRcvPageTiff(lp,&args_fax) > 0);

Receives and writes the fax data to the TIFF-F file pointed to by tp.

BfvFaxEndReception(lp, &args_fax);

After the last page is received, waits for the T.30 handshaking

confirmation sequence to complete.

BT_ZERO(args_tiff);

args_tiff.tp = tp;

BfvTiffClose(&args_tiff);

Closes the TIFF file after the file is received.

BT_ZERO(args_admin);

BfvLineDetach (lp, &args_admin);

Frees all the memory for the attached line and closes the device.