From 8d2bc49fb9e0c9a5fbd75aa3cad207608e72bf99 Mon Sep 17 00:00:00 2001
From: Piotr Krysik <perper@o2.pl>
Date: Tue, 30 Jun 2009 23:03:33 +0200
Subject: moved gsm-receiver into directory - preparation to move to airprobe

---
 .../src/lib/decoder/openbtsstuff/GSMTDMA.cpp       | 337 +++++++++++++++++++++
 1 file changed, 337 insertions(+)
 create mode 100644 gsm-receiver/src/lib/decoder/openbtsstuff/GSMTDMA.cpp

(limited to 'gsm-receiver/src/lib/decoder/openbtsstuff/GSMTDMA.cpp')

diff --git a/gsm-receiver/src/lib/decoder/openbtsstuff/GSMTDMA.cpp b/gsm-receiver/src/lib/decoder/openbtsstuff/GSMTDMA.cpp
new file mode 100644
index 0000000..27ebe0e
--- /dev/null
+++ b/gsm-receiver/src/lib/decoder/openbtsstuff/GSMTDMA.cpp
@@ -0,0 +1,337 @@
+/*
+* Copyright 2008 Free Software Foundation, Inc.
+*
+* This software is distributed under the terms of the GNU Public License.
+* See the COPYING file in the main directory for details.
+
+    This program 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 of the License, or
+    (at your option) any later version.
+
+    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 General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+
+#include "GSMTDMA.h"
+
+
+using namespace GSM;
+
+
+
+
+TDMAMapping::TDMAMapping(TypeAndOffset
+		wTypeAndOffset, bool wDownlink, bool wUplink, char wAllowedSlots, bool wC0Only,
+		unsigned wRepeatLength, unsigned wNumFrames, const unsigned *wFrameMapping)
+	:mTypeAndOffset(wTypeAndOffset),
+	mDownlink(wDownlink),mUplink(wUplink),mAllowedSlots(wAllowedSlots),mC0Only(wC0Only),
+	mRepeatLength(wRepeatLength),mNumFrames(wNumFrames),mFrameMapping(wFrameMapping)
+{
+	// Sanity check.
+	assert(mRepeatLength<=mMaxRepeatLength);
+
+	// Default, -1, means a non-occupied position.
+	for (unsigned i=0; i<mMaxRepeatLength; i++) mReverseMapping[i]=-1;
+
+	// Fill in the reverse map, precomputed for speed.
+	for (unsigned i=0; i<mNumFrames; i++) {
+		unsigned mapping = mFrameMapping[i];
+		assert(mapping<mRepeatLength);
+		mReverseMapping[mapping] = i;
+	}
+}
+
+
+
+
+
+/** A macro to save some typing when we set up TDMA maps. */
+#define MAKE_TDMA_MAPPING(NAME,TYPEANDOFFSET,DOWNLINK,UPLINK,ALLOWEDSLOTS,C0ONLY,REPEAT) \
+	const TDMAMapping GSM::g##NAME##Mapping(TYPEANDOFFSET,DOWNLINK,UPLINK,ALLOWEDSLOTS,C0ONLY, \
+		REPEAT,sizeof(NAME##Frames)/sizeof(unsigned),NAME##Frames)
+
+const unsigned LoopbackTestFullFrames[] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47};
+MAKE_TDMA_MAPPING(LoopbackTestFull,TDMA_MISC,true,true,0xff,false,51);
+
+const unsigned FCCHFrames[] = {0,10,20,30,40};
+MAKE_TDMA_MAPPING(FCCH,TDMA_BEACON,true,false,0x01,true,51);
+
+const unsigned SCHFrames[] = {1,11,21,31,41};
+MAKE_TDMA_MAPPING(SCH,TDMA_BEACON,true,false,0x01,true,51);
+
+const unsigned BCCHFrames[] = {2,3,4,5};
+MAKE_TDMA_MAPPING(BCCH,TDMA_BEACON,true,false,0x55,true,51);
+
+// Note that we removed frames for the SDCCH components of the Combination-V C0T0.
+const unsigned RACHC5Frames[] = {4,5,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,45,46};
+MAKE_TDMA_MAPPING(RACHC5,TDMA_BEACON,false,true,0x55,true,51);
+
+// CCCH 0-2 are used in C-IV and C-V.  The others are used in C-IV only.
+
+const unsigned CCCH_0Frames[] = {6,7,8,9};
+MAKE_TDMA_MAPPING(CCCH_0,TDMA_BEACON,true,false,0x55,true,51);
+
+const unsigned CCCH_1Frames[] = {12,13,14,15};
+MAKE_TDMA_MAPPING(CCCH_1,TDMA_BEACON,true,false,0x55,true,51);
+
+const unsigned CCCH_2Frames[] = {16,17,18,19};
+MAKE_TDMA_MAPPING(CCCH_2,TDMA_BEACON,true,false,0x55,true,51);
+
+const unsigned CCCH_3Frames[] = {22,23,24,25};
+MAKE_TDMA_MAPPING(CCCH_3,TDMA_BEACON,true,false,0x55,true,51);
+
+// TODO -- Other CCCH subchannels 4-8 for support of C-IV.
+
+const unsigned SDCCH_4_0DFrames[] = {22,23,24,25};
+MAKE_TDMA_MAPPING(SDCCH_4_0D,SDCCH_4_0,true,false,0x01,true,51);
+
+const unsigned SDCCH_4_0UFrames[] = {37,38,39,40};
+MAKE_TDMA_MAPPING(SDCCH_4_0U,SDCCH_4_0,false,true,0x01,true,51);
+
+const unsigned SDCCH_4_1DFrames[] = {26,27,28,29};
+MAKE_TDMA_MAPPING(SDCCH_4_1D,SDCCH_4_1,true,false,0x01,true,51);
+
+const unsigned SDCCH_4_1UFrames[] = {41,42,43,44};
+MAKE_TDMA_MAPPING(SDCCH_4_1U,SDCCH_4_1,false,true,0x01,true,51);
+
+const unsigned SDCCH_4_2DFrames[] = {32,33,34,35};
+MAKE_TDMA_MAPPING(SDCCH_4_2D,SDCCH_4_2,true,false,0x01,true,51);
+
+const unsigned SDCCH_4_2UFrames[] = {47,48,49,50};
+MAKE_TDMA_MAPPING(SDCCH_4_2U,SDCCH_4_2,false,true,0x01,true,51);
+
+const unsigned SDCCH_4_3DFrames[] = {36,37,38,39};
+MAKE_TDMA_MAPPING(SDCCH_4_3D,SDCCH_4_3,true,false,0x01,true,51);
+
+const unsigned SDCCH_4_3UFrames[] = {0,1,2,3};
+MAKE_TDMA_MAPPING(SDCCH_4_3U,SDCCH_4_3,false,true,0x01,true,51);
+
+
+const unsigned SACCH_C4_0DFrames[] = {42,43,44,45};
+MAKE_TDMA_MAPPING(SACCH_C4_0D,SDCCH_4_0,true,false,0x01,true,102);
+
+const unsigned SACCH_C4_0UFrames[] = {57,58,59,60};
+MAKE_TDMA_MAPPING(SACCH_C4_0U,SDCCH_4_0,false,true,0x01,true,102);
+
+const unsigned SACCH_C4_1DFrames[] = {46,47,48,49};
+MAKE_TDMA_MAPPING(SACCH_C4_1D,SDCCH_4_1,true,false,0x01,true,102);
+
+const unsigned SACCH_C4_1UFrames[] = {61,62,63,64};
+MAKE_TDMA_MAPPING(SACCH_C4_1U,SDCCH_4_1,false,true,0x01,true,102);
+
+const unsigned SACCH_C4_2DFrames[] = {93,94,95,96};
+MAKE_TDMA_MAPPING(SACCH_C4_2D,SDCCH_4_2,true,false,0x01,true,102);
+
+const unsigned SACCH_C4_2UFrames[] = {6,7,8,9};
+MAKE_TDMA_MAPPING(SACCH_C4_2U,SDCCH_4_2,false,true,0x01,true,102);
+
+const unsigned SACCH_C4_3DFrames[] = {97,98,99,100};
+MAKE_TDMA_MAPPING(SACCH_C4_3D,SDCCH_4_3,true,false,0x01,true,102);
+
+const unsigned SACCH_C4_3UFrames[] = {10,11,12,13};
+MAKE_TDMA_MAPPING(SACCH_C4_3U,SDCCH_4_3,false,true,0x01,true,102);
+
+
+const unsigned SDCCH_8_0DFrames[] = {0,1,2,3};
+MAKE_TDMA_MAPPING(SDCCH_8_0D,SDCCH_8_0,true,false,0xFF,true,51);
+
+const unsigned SDCCH_8_0UFrames[] = {15,16,17,18};
+MAKE_TDMA_MAPPING(SDCCH_8_0U,SDCCH_8_0,false,true,0xFF,true,51);
+
+const unsigned SDCCH_8_1DFrames[] = {4,5,6,7};
+MAKE_TDMA_MAPPING(SDCCH_8_1D,SDCCH_8_1,true,false,0xFF,true,51);
+
+const unsigned SDCCH_8_1UFrames[] = {19,20,21,22};
+MAKE_TDMA_MAPPING(SDCCH_8_1U,SDCCH_8_1,false,true,0xFF,true,51);
+
+const unsigned SDCCH_8_2DFrames[] = {8,9,10,11};
+MAKE_TDMA_MAPPING(SDCCH_8_2D,SDCCH_8_2,true,false,0xFF,true,51);
+
+const unsigned SDCCH_8_2UFrames[] = {23,24,25,26};
+MAKE_TDMA_MAPPING(SDCCH_8_2U,SDCCH_8_2,false,true,0xFF,true,51);
+
+const unsigned SDCCH_8_3DFrames[] = {12,13,14,15};
+MAKE_TDMA_MAPPING(SDCCH_8_3D,SDCCH_8_3,true,false,0xFF,true,51);
+
+const unsigned SDCCH_8_3UFrames[] = {27,28,29,30};
+MAKE_TDMA_MAPPING(SDCCH_8_3U,SDCCH_8_3,false,true,0xFF,true,51);
+
+const unsigned SDCCH_8_4DFrames[] = {16,17,18,19};
+MAKE_TDMA_MAPPING(SDCCH_8_4D,SDCCH_8_4,true,false,0xFF,true,51);
+
+const unsigned SDCCH_8_4UFrames[] = {31,32,33,34};
+MAKE_TDMA_MAPPING(SDCCH_8_4U,SDCCH_8_4,false,true,0xFF,true,51);
+
+const unsigned SDCCH_8_5DFrames[] = {20,21,22,23};
+MAKE_TDMA_MAPPING(SDCCH_8_5D,SDCCH_8_5,true,false,0xFF,true,51);
+
+const unsigned SDCCH_8_5UFrames[] = {35,36,37,38};
+MAKE_TDMA_MAPPING(SDCCH_8_5U,SDCCH_8_5,false,true,0xFF,true,51);
+
+const unsigned SDCCH_8_6DFrames[] = {24,25,26,27};
+MAKE_TDMA_MAPPING(SDCCH_8_6D,SDCCH_8_6,true,false,0xFF,true,51);
+
+const unsigned SDCCH_8_6UFrames[] = {39,40,41,42};
+MAKE_TDMA_MAPPING(SDCCH_8_6U,SDCCH_8_6,false,true,0xFF,true,51);
+
+const unsigned SDCCH_8_7DFrames[] = {28,29,30,31};
+MAKE_TDMA_MAPPING(SDCCH_8_7D,SDCCH_8_7,true,false,0xFF,true,51);
+
+const unsigned SDCCH_8_7UFrames[] = {43,44,45,46};
+MAKE_TDMA_MAPPING(SDCCH_8_7U,SDCCH_8_7,false,true,0xFF,true,51);
+
+
+const unsigned SACCH_C8_0DFrames[] = {32,33,34,35};
+MAKE_TDMA_MAPPING(SACCH_C8_0D,SDCCH_8_0,true,false,0xFF,true,102);
+
+const unsigned SACCH_C8_0UFrames[] = {47,48,49,50};
+MAKE_TDMA_MAPPING(SACCH_C8_0U,SDCCH_8_0,false,true,0xFF,true,102);
+
+const unsigned SACCH_C8_1DFrames[] = {36,37,38,39};
+MAKE_TDMA_MAPPING(SACCH_C8_1D,SDCCH_8_1,true,false,0xFF,true,102);
+
+const unsigned SACCH_C8_1UFrames[] = {51,52,53,54};
+MAKE_TDMA_MAPPING(SACCH_C8_1U,SDCCH_8_1,false,true,0xFF,true,102);
+
+const unsigned SACCH_C8_2DFrames[] = {40,41,42,43};
+MAKE_TDMA_MAPPING(SACCH_C8_2D,SDCCH_8_2,true,false,0xFF,true,102);
+
+const unsigned SACCH_C8_2UFrames[] = {55,56,57,58};
+MAKE_TDMA_MAPPING(SACCH_C8_2U,SDCCH_8_2,false,true,0xFF,true,102);
+
+const unsigned SACCH_C8_3DFrames[] = {44,45,46,47};
+MAKE_TDMA_MAPPING(SACCH_C8_3D,SDCCH_8_3,true,false,0xFF,true,102);
+
+const unsigned SACCH_C8_3UFrames[] = {59,60,61,62};
+MAKE_TDMA_MAPPING(SACCH_C8_3U,SDCCH_8_3,false,true,0xFF,true,102);
+
+const unsigned SACCH_C8_4DFrames[] = {82,84,85,86};
+MAKE_TDMA_MAPPING(SACCH_C8_4D,SDCCH_8_4,true,false,0xFF,true,102);
+
+const unsigned SACCH_C8_4UFrames[] = {98,99,100,101};
+MAKE_TDMA_MAPPING(SACCH_C8_4U,SDCCH_8_4,false,true,0xFF,true,102);
+
+const unsigned SACCH_C8_5DFrames[] = {87,88,89,90};
+MAKE_TDMA_MAPPING(SACCH_C8_5D,SDCCH_8_5,true,false,0xFF,true,102);
+
+const unsigned SACCH_C8_5UFrames[] = {0,1,2,3};
+MAKE_TDMA_MAPPING(SACCH_C8_5U,SDCCH_8_5,false,true,0xFF,true,102);
+
+const unsigned SACCH_C8_6DFrames[] = {91,92,93,94};
+MAKE_TDMA_MAPPING(SACCH_C8_6D,SDCCH_8_6,true,false,0xFF,true,102);
+
+const unsigned SACCH_C8_6UFrames[] = {4,5,6,7};
+MAKE_TDMA_MAPPING(SACCH_C8_6U,SDCCH_8_6,false,true,0xFF,true,102);
+
+const unsigned SACCH_C8_7DFrames[] = {95,96,97,98};
+MAKE_TDMA_MAPPING(SACCH_C8_7D,SDCCH_8_7,true,false,0xFF,true,102);
+
+const unsigned SACCH_C8_7UFrames[] = {8,9,10,11};
+MAKE_TDMA_MAPPING(SACCH_C8_7U,SDCCH_8_7,false,true,0xFF,true,102);
+
+
+
+const unsigned SACCH_TF_T0Frames[] = {12,38,64,90};
+MAKE_TDMA_MAPPING(SACCH_TF_T0,TCHF_0,true,true,0x01,true,104);
+
+const unsigned SACCH_TF_T1Frames[] = {25,51,77,103};
+MAKE_TDMA_MAPPING(SACCH_TF_T1,TCHF_0,true,true,0x02,true,104);
+
+const unsigned SACCH_TF_T2Frames[] = {38,64,90,12};
+MAKE_TDMA_MAPPING(SACCH_TF_T2,TCHF_0,true,true,0x04,true,104);
+
+const unsigned SACCH_TF_T3Frames[] = {51,77,103,25};
+MAKE_TDMA_MAPPING(SACCH_TF_T3,TCHF_0,true,true,0x08,true,104);
+
+const unsigned SACCH_TF_T4Frames[] = {64,90,12,38};
+MAKE_TDMA_MAPPING(SACCH_TF_T4,TCHF_0,true,true,0x10,true,104);
+
+const unsigned SACCH_TF_T5Frames[] = {77,103,25,51};
+MAKE_TDMA_MAPPING(SACCH_TF_T5,TCHF_0,true,true,0x20,true,104);
+
+const unsigned SACCH_TF_T6Frames[] = {90,12,38,64};
+MAKE_TDMA_MAPPING(SACCH_TF_T6,TCHF_0,true,true,0x40,true,104);
+
+const unsigned SACCH_TF_T7Frames[] = {103,25,51,77};
+MAKE_TDMA_MAPPING(SACCH_TF_T7,TCHF_0,true,true,0x80,true,104);
+
+const unsigned FACCH_TCHFFrames[] = {0,1,2,3,4,5,6,7,8,9,10,11,13,14,15,16,17,18,19,20,21,22,23,24};
+MAKE_TDMA_MAPPING(FACCH_TCHF,TCHF_0,true,true,0xff,true,26);
+
+
+
+
+
+
+
+const MappingPair GSM::gSDCCH_4_0Pair(gSDCCH_4_0DMapping,gSDCCH_4_0UMapping);
+const MappingPair GSM::gSDCCH_4_1Pair(gSDCCH_4_1DMapping,gSDCCH_4_1UMapping);
+const MappingPair GSM::gSDCCH_4_2Pair(gSDCCH_4_2DMapping,gSDCCH_4_2UMapping);
+const MappingPair GSM::gSDCCH_4_3Pair(gSDCCH_4_3DMapping,gSDCCH_4_3UMapping);
+const MappingPair GSM::gSDCCH_8_0Pair(gSDCCH_8_0DMapping,gSDCCH_8_0UMapping);
+const MappingPair GSM::gSDCCH_8_1Pair(gSDCCH_8_1DMapping,gSDCCH_8_1UMapping);
+const MappingPair GSM::gSDCCH_8_2Pair(gSDCCH_8_2DMapping,gSDCCH_8_2UMapping);
+const MappingPair GSM::gSDCCH_8_3Pair(gSDCCH_8_3DMapping,gSDCCH_8_3UMapping);
+const MappingPair GSM::gSDCCH_8_4Pair(gSDCCH_8_4DMapping,gSDCCH_8_4UMapping);
+const MappingPair GSM::gSDCCH_8_5Pair(gSDCCH_8_5DMapping,gSDCCH_8_5UMapping);
+const MappingPair GSM::gSDCCH_8_6Pair(gSDCCH_8_6DMapping,gSDCCH_8_6UMapping);
+const MappingPair GSM::gSDCCH_8_7Pair(gSDCCH_8_7DMapping,gSDCCH_8_7UMapping);
+
+const MappingPair GSM::gSACCH_C4_0Pair(gSACCH_C4_0DMapping,gSACCH_C4_0UMapping);
+const MappingPair GSM::gSACCH_C4_1Pair(gSACCH_C4_1DMapping,gSACCH_C4_1UMapping);
+const MappingPair GSM::gSACCH_C4_2Pair(gSACCH_C4_2DMapping,gSACCH_C4_2UMapping);
+const MappingPair GSM::gSACCH_C4_3Pair(gSACCH_C4_3DMapping,gSACCH_C4_3UMapping);
+const MappingPair GSM::gSACCH_C8_0Pair(gSACCH_C8_0DMapping,gSACCH_C8_0UMapping);
+const MappingPair GSM::gSACCH_C8_1Pair(gSACCH_C8_1DMapping,gSACCH_C8_1UMapping);
+const MappingPair GSM::gSACCH_C8_2Pair(gSACCH_C8_2DMapping,gSACCH_C8_2UMapping);
+const MappingPair GSM::gSACCH_C8_3Pair(gSACCH_C8_3DMapping,gSACCH_C8_3UMapping);
+const MappingPair GSM::gSACCH_C8_4Pair(gSACCH_C8_4DMapping,gSACCH_C8_4UMapping);
+const MappingPair GSM::gSACCH_C8_5Pair(gSACCH_C8_5DMapping,gSACCH_C8_5UMapping);
+const MappingPair GSM::gSACCH_C8_6Pair(gSACCH_C8_6DMapping,gSACCH_C8_6UMapping);
+const MappingPair GSM::gSACCH_C8_7Pair(gSACCH_C8_7DMapping,gSACCH_C8_7UMapping);
+
+const MappingPair GSM::gFACCH_TCHFPair(gFACCH_TCHFMapping,gFACCH_TCHFMapping);
+
+const MappingPair GSM::gSACCH_FT_T0Pair(gSACCH_TF_T0Mapping, gSACCH_TF_T0Mapping);
+const MappingPair GSM::gSACCH_FT_T1Pair(gSACCH_TF_T1Mapping, gSACCH_TF_T1Mapping);
+const MappingPair GSM::gSACCH_FT_T2Pair(gSACCH_TF_T2Mapping, gSACCH_TF_T2Mapping);
+const MappingPair GSM::gSACCH_FT_T3Pair(gSACCH_TF_T3Mapping, gSACCH_TF_T3Mapping);
+const MappingPair GSM::gSACCH_FT_T4Pair(gSACCH_TF_T4Mapping, gSACCH_TF_T4Mapping);
+const MappingPair GSM::gSACCH_FT_T5Pair(gSACCH_TF_T5Mapping, gSACCH_TF_T5Mapping);
+const MappingPair GSM::gSACCH_FT_T6Pair(gSACCH_TF_T6Mapping, gSACCH_TF_T6Mapping);
+const MappingPair GSM::gSACCH_FT_T7Pair(gSACCH_TF_T7Mapping, gSACCH_TF_T7Mapping);
+
+
+
+const CompleteMapping GSM::gSDCCH_4_0(gSDCCH_4_0Pair,gSACCH_C4_0Pair);
+const CompleteMapping GSM::gSDCCH_4_1(gSDCCH_4_1Pair,gSACCH_C4_1Pair);
+const CompleteMapping GSM::gSDCCH_4_2(gSDCCH_4_2Pair,gSACCH_C4_2Pair);
+const CompleteMapping GSM::gSDCCH_4_3(gSDCCH_4_3Pair,gSACCH_C4_3Pair);
+const CompleteMapping GSM::gSDCCH_8_0(gSDCCH_8_0Pair,gSACCH_C8_0Pair);
+const CompleteMapping GSM::gSDCCH_8_1(gSDCCH_8_1Pair,gSACCH_C8_1Pair);
+const CompleteMapping GSM::gSDCCH_8_2(gSDCCH_8_2Pair,gSACCH_C8_2Pair);
+const CompleteMapping GSM::gSDCCH_8_3(gSDCCH_8_3Pair,gSACCH_C8_3Pair);
+const CompleteMapping GSM::gSDCCH_8_4(gSDCCH_8_4Pair,gSACCH_C8_4Pair);
+const CompleteMapping GSM::gSDCCH_8_5(gSDCCH_8_5Pair,gSACCH_C8_5Pair);
+const CompleteMapping GSM::gSDCCH_8_6(gSDCCH_8_6Pair,gSACCH_C8_6Pair);
+const CompleteMapping GSM::gSDCCH_8_7(gSDCCH_8_7Pair,gSACCH_C8_7Pair);
+
+const CompleteMapping GSM::gTCHF_T0(gFACCH_TCHFPair,gSACCH_FT_T0Pair);
+const CompleteMapping GSM::gTCHF_T1(gFACCH_TCHFPair,gSACCH_FT_T1Pair);
+const CompleteMapping GSM::gTCHF_T2(gFACCH_TCHFPair,gSACCH_FT_T2Pair);
+const CompleteMapping GSM::gTCHF_T3(gFACCH_TCHFPair,gSACCH_FT_T3Pair);
+const CompleteMapping GSM::gTCHF_T4(gFACCH_TCHFPair,gSACCH_FT_T4Pair);
+const CompleteMapping GSM::gTCHF_T5(gFACCH_TCHFPair,gSACCH_FT_T5Pair);
+const CompleteMapping GSM::gTCHF_T6(gFACCH_TCHFPair,gSACCH_FT_T6Pair);
+const CompleteMapping GSM::gTCHF_T7(gFACCH_TCHFPair,gSACCH_FT_T7Pair);
+
+
+
-- 
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