Mercurial > hg > audiostuff
comparison spandsp-0.0.3/spandsp-0.0.3/src/spandsp/t30_fcf.h @ 5:f762bf195c4b
import spandsp-0.0.3
| author | Peter Meerwald <pmeerw@cosy.sbg.ac.at> |
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| date | Fri, 25 Jun 2010 16:00:21 +0200 |
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| 4:26cd8f1ef0b1 | 5:f762bf195c4b |
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| 1 /* | |
| 2 * SpanDSP - a series of DSP components for telephony | |
| 3 * | |
| 4 * fcf.h - ITU T.30 fax control field definitions | |
| 5 * | |
| 6 * Written by Steve Underwood <steveu@coppice.org> | |
| 7 * | |
| 8 * Copyright (C) 2003 Steve Underwood | |
| 9 * | |
| 10 * All rights reserved. | |
| 11 * | |
| 12 * This program is free software; you can redistribute it and/or modify | |
| 13 * it under the terms of the GNU General Public License version 2, as | |
| 14 * published by the Free Software Foundation. | |
| 15 * | |
| 16 * This program is distributed in the hope that it will be useful, | |
| 17 * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 19 * GNU General Public License for more details. | |
| 20 * | |
| 21 * You should have received a copy of the GNU General Public License | |
| 22 * along with this program; if not, write to the Free Software | |
| 23 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
| 24 * | |
| 25 * $Id: t30_fcf.h,v 1.9 2006/10/24 13:45:28 steveu Exp $ | |
| 26 */ | |
| 27 | |
| 28 /*! \file */ | |
| 29 | |
| 30 #if !defined(_T30_FCF_H_) | |
| 31 #define _T30_FCF_H_ | |
| 32 | |
| 33 /*! Initial identification messages */ | |
| 34 /*! From the called to the calling terminal. */ | |
| 35 #define T30_DIS 0x80 /*! Digital identification signal */ | |
| 36 #define T30_CSI 0x40 /*! Called subscriber identification */ | |
| 37 #define T30_NSF 0x20 /*! Non-standard facilities */ | |
| 38 | |
| 39 /*! Commands to send */ | |
| 40 /*! From a calling terminal wishing to be a receiver, to a called terminal | |
| 41 which is capable of transmitting. */ | |
| 42 #define T30_DTC 0x81 /*! Digital transmit command */ | |
| 43 #define T30_CIG 0x41 /*! Calling subscriber identification */ | |
| 44 #define T30_NSC 0x21 /*! Non-standard facilities command */ | |
| 45 #define T30_PWD 0xC1 /*! Password */ | |
| 46 #define T30_SEP 0xA1 /*! Selective polling */ | |
| 47 #define T30_PSA 0x61 /*! Polled subaddress */ | |
| 48 #define T30_CIA 0xE1 /*! Calling subscriber internet address */ | |
| 49 #define T30_ISP 0x11 /*! Internet selective polling address */ | |
| 50 | |
| 51 /*! Commands to receive */ | |
| 52 /*! From a calling terminal wishing to be a transmitter, to a called terminal | |
| 53 which is capable of receiving. */ | |
| 54 #define T30_DCS 0x82 /*! Digital command signal */ | |
| 55 #define T30_TSI 0x42 /*! Transmitting subscriber information */ | |
| 56 #define T30_NSS 0x22 /*! Non-standard facilities set-up */ | |
| 57 #define T30_SUB 0xC2 /*! Subaddress */ | |
| 58 #define T30_SID 0xA2 /*! Sender identification */ | |
| 59 /*! T30_TCF - Training check is a burst of 1.5s of zeros sent using the image modem */ | |
| 60 #define T30_CTC 0x12 /*! Continue to correct */ | |
| 61 #define T30_TSA 0x62 /*! Transmitting subscriber internet address */ | |
| 62 #define T30_IRA 0xE2 /*! Internet routing address */ | |
| 63 | |
| 64 /*! Pre-message response signals */ | |
| 65 /*! From the receiver to the transmitter. */ | |
| 66 #define T30_CFR 0x84 /*! Confirmation to receive */ | |
| 67 #define T30_FTT 0x44 /*! Failure to train */ | |
| 68 #define T30_CTR 0xC4 /*! Response for continue to correct */ | |
| 69 #define T30_CSA 0x24 /*! Called subscriber internet address */ | |
| 70 | |
| 71 /*! Post-message commands */ | |
| 72 #define T30_EOM 0x8E /*! End of message */ | |
| 73 #define T30_MPS 0x4E /*! Multipage signal */ | |
| 74 #define T30_EOP 0x2E /*! End of procedure */ | |
| 75 #define T30_PRI_EOM 0x9E /*! Procedure interrupt - end of procedure */ | |
| 76 #define T30_PRI_MPS 0x5E /*! Procedure interrupt - multipage signal */ | |
| 77 #define T30_PRI_EOP 0x3E /*! Procedure interrupt - end of procedure */ | |
| 78 #define T30_EOS 0x1E /*! End of selection */ | |
| 79 #define T30_PPS 0xBE /*! Partial page signal */ | |
| 80 #define T30_EOR 0xCE /*! End of retransmission */ | |
| 81 #define T30_RR 0x6E /*! Receiver ready */ | |
| 82 | |
| 83 /*! Post-message responses */ | |
| 84 #define T30_MCF 0x8C /*! Message confirmation */ | |
| 85 #define T30_RTP 0xCC /*! Retrain positive */ | |
| 86 #define T30_RTN 0x4C /*! Retrain negative */ | |
| 87 #define T30_PIP 0xAC /*! Procedure interrupt positive */ | |
| 88 #define T30_PIN 0x2C /*! Procedure interrupt negative */ | |
| 89 #define T30_PPR 0xBC /*! Partial page request */ | |
| 90 #define T30_RNR 0xEC /*! Receive not ready */ | |
| 91 #define T30_ERR 0x1C /*! Response for end of retransmission */ | |
| 92 #define T30_FDM 0xFC /*! File diagnostics message */ | |
| 93 | |
| 94 /*! Other line control signals */ | |
| 95 #define T30_DCN 0xFA /*! Disconnect */ | |
| 96 #define T30_CRP 0x1A /*! Command repeat */ | |
| 97 #define T30_FNV 0xCA /*! Field not valid */ | |
| 98 #define T30_TNR 0xEA /*! Transmit not ready */ | |
| 99 #define T30_TR 0x6A /*! Transmit ready */ | |
| 100 #define T30_PID 0x6C /*! Procedure interrupt disconnect */ | |
| 101 | |
| 102 /*! Something only use as a secondary value in error correcting mode */ | |
| 103 #define T30_NULL 0x00 /*! Nothing to say */ | |
| 104 | |
| 105 /*! Information frame types used for error correction mode, in T.4 */ | |
| 106 #define T4_FCD 0x06 /*! Facsimile coded data */ | |
| 107 #define T4_RCP 0x86 /*! Return to control for partial page */ | |
| 108 | |
| 109 #endif | |
| 110 /*- End of file ------------------------------------------------------------*/ |