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Diffstat (limited to 'gr-pager/src/pager_flex_sync.h')
-rw-r--r-- | gr-pager/src/pager_flex_sync.h | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/gr-pager/src/pager_flex_sync.h b/gr-pager/src/pager_flex_sync.h deleted file mode 100644 index b401bf532..000000000 --- a/gr-pager/src/pager_flex_sync.h +++ /dev/null @@ -1,100 +0,0 @@ -/* - * Copyright 2006 Free Software Foundation, Inc. - * - * This file is part of GNU Radio - * - * GNU Radio is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 3, or (at your option) - * any later version. - * - * GNU Radio is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with GNU Radio; see the file COPYING. If not, write to - * the Free Software Foundation, Inc., 51 Franklin Street, - * Boston, MA 02110-1301, USA. - */ - -#ifndef INCLUDED_PAGER_FLEX_SYNC_H -#define INCLUDED_PAGER_FLEX_SYNC_H - -#include <gr_block.h> - -class pager_flex_sync; -typedef boost::shared_ptr<pager_flex_sync> pager_flex_sync_sptr; -typedef std::vector<gr_int64> gr_int64_vector; - -pager_flex_sync_sptr pager_make_flex_sync(); - -/*! - * \brief flex sync description - * \ingroup pager_blk - */ - -class pager_flex_sync : public gr_block -{ -private: - // Constructors - friend pager_flex_sync_sptr pager_make_flex_sync(); - pager_flex_sync(); - - // State machine transitions - void enter_idle(); - void enter_syncing(); - void enter_sync1(); - void enter_sync2(); - void enter_data(); - - int index_avg(int start, int end); - bool test_sync(unsigned char sym); - void parse_fiw(); - int output_symbol(unsigned char sym); - - // Simple state machine - enum state_t { ST_IDLE, ST_SYNCING, ST_SYNC1, ST_SYNC2, ST_DATA }; - state_t d_state; - - int d_index; // Index into current baud - int d_start; // Start of good sync - int d_center; // Center of bit - int d_end; // End of good sync - int d_count; // Bit counter - - int d_mode; // Current packet mode - int d_baudrate; // Current decoding baud rate - int d_levels; // Current decoding levels - int d_spb; // Current samples per baud - bool d_hibit; // Alternating bit indicator for 3200 bps - - gr_int32 d_fiw; // Frame information word - int d_frame; // Current FLEX frame - int d_cycle; // Current FLEX cycle - int d_unknown1; - int d_unknown2; - - unsigned char d_bit_a; - unsigned char d_bit_b; - unsigned char d_bit_c; - unsigned char d_bit_d; - - unsigned char *d_phase_a; - unsigned char *d_phase_b; - unsigned char *d_phase_c; - unsigned char *d_phase_d; - - gr_int64_vector d_sync; // Trial synchronizers - -public: - void forecast(int noutput_items, gr_vector_int &inputs_required); - - int general_work(int noutput_items, - gr_vector_int &ninput_items, - gr_vector_const_void_star &input_items, - gr_vector_void_star &output_items); -}; - -#endif /* INCLUDED_PAGER_FLEX_SYNC_H */ |