gr_simple_framer_sync.h

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00001 /* -*- c++ -*- */
00002 /*
00003  * Copyright 2004,2005 Free Software Foundation, Inc.
00004  * 
00005  * This file is part of GNU Radio
00006  * 
00007  * GNU Radio is free software; you can redistribute it and/or modify
00008  * it under the terms of the GNU General Public License as published by
00009  * the Free Software Foundation; either version 3, or (at your option)
00010  * any later version.
00011  * 
00012  * GNU Radio is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015  * GNU General Public License for more details.
00016  * 
00017  * You should have received a copy of the GNU General Public License
00018  * along with GNU Radio; see the file COPYING.  If not, write to
00019  * the Free Software Foundation, Inc., 51 Franklin Street,
00020  * Boston, MA 02110-1301, USA.
00021  */
00022 
00023 #ifndef INCLUDED_GR_SIMPLE_FRAMER_SYNC_H
00024 #define INCLUDED_GR_SIMPLE_FRAMER_SYNC_H
00025 
00041 static const unsigned long long GRSF_SYNC = 0xacdda4e2f28c20fcULL;
00042 
00043 static const int GRSF_BITS_PER_BYTE = 8;
00044 static const int GRSF_SYNC_OVERHEAD = sizeof(GRSF_SYNC);
00045 static const int GRSF_PAYLOAD_OVERHEAD = 1;                     // 1 byte seqno
00046 static const int GRSF_TAIL_PAD = 1;                             // one byte trailing padding
00047 static const int GRSF_OVERHEAD = GRSF_SYNC_OVERHEAD + GRSF_PAYLOAD_OVERHEAD + GRSF_TAIL_PAD; 
00048 
00049 
00050 #endif /* INCLUDED_GR_SIMPLE_FRAMER_SYNC_H */

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