--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/spandsp-0.0.6pre17/src/spandsp/private/bert.h	Fri Jun 25 15:50:58 2010 +0200
@@ -0,0 +1,92 @@
+/*
+ * SpanDSP - a series of DSP components for telephony
+ *
+ * private/bert.h - Bit error rate tests.
+ *
+ * Written by Steve Underwood <steveu@coppice.org>
+ *
+ * Copyright (C) 2004 Steve Underwood
+ *
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 2.1,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * $Id: bert.h,v 1.2 2009/04/14 16:04:54 steveu Exp $
+ */
+
+#if !defined(_SPANDSP_PRIVATE_BERT_H_)
+#define _SPANDSP_PRIVATE_BERT_H_
+
+typedef struct
+{
+    uint32_t reg;
+    int step;
+    int step_bit;
+    int bits;
+    int zeros;
+} bert_tx_state_t;
+
+typedef struct
+{
+    uint32_t reg;
+    uint32_t ref_reg;
+    uint32_t master_reg;
+    int step;
+    int step_bit;
+    int resync;
+    int bits;
+    int zeros;
+    int resync_len;
+    int resync_percent;
+    int resync_bad_bits;
+    int resync_cnt;
+    int report_countdown;
+    int measurement_step;
+} bert_rx_state_t;
+
+/*!
+    Bit error rate tester (BERT) descriptor. This defines the working state for a
+    single instance of the BERT.
+*/
+struct bert_state_s
+{
+    int pattern;
+    int pattern_class;
+    bert_report_func_t reporter;
+    void *user_data;
+    int report_frequency;
+    int limit;
+
+    uint32_t mask;
+    int shift;
+    int shift2;
+    int max_zeros;
+    int invert;
+    int resync_time;
+
+    int decade_ptr[9];
+    int decade_bad[9][10];
+    int error_rate;
+
+    bert_tx_state_t tx;
+    bert_rx_state_t rx;
+
+    bert_results_t results;
+
+    /*! \brief Error and flow logging control */
+    logging_state_t logging;
+};
+
+#endif
+/*- End of file ------------------------------------------------------------*/