- improved IniFile and Mapping to better handle missing settings

- working on philips *.db/FLASH* file format (identified 3 different variations so far)

source/ChanSort.Loader.Philips/ChanSort.Loader.Philips.ini

@@ -2,22 +2,31 @@
 # Repair\CM_*_LA_CK.BIN file (or similar) with a hidden .xml - stable
 
 [Repair_xml]
-reorderRecordsByChannelNumber=false
+; nothing to configure
 
 
 ############################################################################
-# Repair\channel_db_ver.db, atv_chan_phy_c.db, FLASH_DTVINFO_S_FTA, mgr_chan_s_fta.db, ... - experimental
-# unfortunately read-only because all attempts so far produced inconsistencies between the channels in the menu and what the tuner actually put on screen
-# There is a program number at offset 0 and another one around 450. My guess is that the 1st is the "new" number and the 2nd the "old" number - or it is the other way around.
+# Repair\channel_db_ver.db,  mgr_chan_s_fta.db, FLASH_DTVINFO_S_FTA,  _pkg, ... - experimental
+# There are different version of this format using different offsets/lengths/sizes. 
+# The calculated length of a channel record in the .db file is used to select specific config sections.
+#
+# There is a program number at offset 0 and another one around 450 in the .db file. 
+# My guess is that the 1st is the "new" number and the 2nd the "old" number - or it is the other way around.
 # When both numbers are updated and also the value of RecordIndex is set to PrNr-1, the TV doesn't show any changes.
 
+; ---------------------------------------------
+; mappings that are the same for all format variants
+
 [mgr_chan_s_fta.db]
 lenHeader=64
-lenEntry=476
 lenFooter=12
 offFooterChecksum=8
 reorderRecordsByChannelNumber=false
-allowEdit=true
+allowEdit=false
+; field mappings needed to calculate variable channel record length: blockSize / (tvChannels + radioChannels)
+numTvChannels=0x2C
+numRadioChannels=0x30
+channelBlockSize=0x3C
 
 [mgr_chan_s_fta.db_entry]
 offProgNr=0
@@ -32,15 +41,16 @@ offTsid=460
 offSid=464
 offOnid=466
 
-
-
 [mgr_chan_s_pkg.db]
 lenHeader=64
-lenEntry=480
 lenFooter=12
 offFooterChecksum=8
 reorderRecordsByChannelNumber=false
-allowEdit=true
+allowEdit=false
+; field mappings needed to calculate variable channel record length: blockSize / (tvChannels+radioChannels)
+numTvChannels=0x2C
+numRadioChannels=0x30
+channelBlockSize=0x3C
 
 [mgr_chan_s_pkg.db_entry]
 offProgNr=0
@@ -55,15 +65,17 @@ offTsid=460
 offSid=464
 offOnid=466
 
-
-
 [mgr_chan_dvbt.db]
 lenHeader=64
 lenEntry=472
 lenFooter=12
 offFooterChecksum=8
 reorderRecordsByChannelNumber=false
-allowEdit=true
+allowEdit=false
+; field mappings needed to calculate variable channel record length: blockSize / (tvChannels + radioChannels)
+numTvChannels=0x2C
+numRadioChannels=0x30
+channelBlockSize=0x3C
 
 [mgr_chan_dvbt.db_entry]
 offProgNr=0
@@ -80,15 +92,17 @@ offSymbolRate=462
 offSid=464
 offOnid=466
 
-
-
 [mgr_chan_dvbc.db]
 lenHeader=64
 lenEntry=472
 lenFooter=12
 offFooterChecksum=8
 reorderRecordsByChannelNumber=false
-allowEdit=true
+allowEdit=false
+; field mappings needed to calculate variable channel record length: blockSize / (tvChannels + radioChannels)
+numTvChannels=0x2C
+numRadioChannels=0x30
+channelBlockSize=0x3C
 
 [mgr_chan_dvbc.db_entry]
 offProgNr=0
@@ -105,7 +119,130 @@ offSymbolRate=462
 offSid=464
 offOnid=466
 
+; ---------------------------------------------
+; variant with 476 bytes per entry in mgr_chan_s_fta.db
 
+[flash_dtvinfo_s_fta:476]
+offChannelTransponderTable=4
+numChannelTransponderTable=4000
+lenChannelTransponder=4
+offTransponderTable=0x5f2c
+numTransponderTable=1100
+lenTransponder=31
+offSatellites=0xe460
+offChannelBlock=0x10000
+lenChannelBlock=0x10000
+; struct Transponder
+transponderId=0
+freq=4,21
+symbolRate=6
+onid=10
+tsid=12
+nid=14
+; struct ChannelBlock
+offChannel=4
+numChannel=734
+lenChannel=89
+; struct Channel
+channelId=0
+flags=3
+sid=8
+pcrPid=10
+vpid=12
+progNr=22
+apid=31
+
+[flash_dtvinfo_s_pkg:476]
+offChannelTransponderTable=4
+numChannelTransponderTable=2000
+lenChannelTransponder=4
+offTransponderTable=0x287C
+numTransponderTable=550
+lenTransponder=31
+offSatellites=0x6B16
+offChannelBlock=0x10000
+lenChannelBlock=0x10000
+numChannel=734
+; struct transponder
+transponderId=0
+freq=4,21
+symbolRate=6
+onid=10
+tsid=12
+; relative to ChannelBlock
+offChannel=4
+lenChannel=89
+; channels within the ChannelBlock
+channelId=0
+flags=3
+sid=8
+pcrPid=10
+vpid=12
+progNr=22
+apid=31
+
+;-------------------------------------------------------------------------
+; variant with 480 bytes per entry in mgr_chan_s_fta.db
+
+[flash_dtvinfo_s_fta:480]
+offChannelTransponderTable=4
+numChannelTransponderTable=4000
+lenChannelTransponder=4
+offTransponderTable=0x4f14
+numTransponderTable=1100
+lenTransponder=36
+offSatellites=0xe9c4
+offChannelBlock=0x10000
+lenChannelBlock=0x10000
+reorderRecordsByChannelNumber=false
+; struct Transponder
+transponderId=0
+freq=4,21
+symbolRate=6
+onid=10
+tsid=12
+nid=14
+; struct ChannelBlock
+offChannel=4
+numChannel=703
+lenChannel=93
+; struct Channel
+channelId=0
+flags=3
+sid=8
+pcrPid=10
+vpid=12
+progNr=24
+apid=34
+
+[flash_dtvinfo_s_pkg:480]
+offChannelTransponderTable=4
+numChannelTransponderTable=2000
+lenChannelTransponder=4
+offTransponderTable=0x2804
+numTransponderTable=550
+lenTransponder=36
+offSatellites=0x755C
+offChannelBlock=0x10000
+lenChannelBlock=0x10000
+; struct transponder
+transponderId=0
+freq=4,21
+symbolRate=6
+onid=10
+tsid=12
+; struct ChannelBlock
+offChannel=4
+numChannel=703
+lenChannel=93
+; struct Channel
+channelId=0
+flags=3
+sid=8
+pcrPid=10
+vpid=12
+progNr=24
+apid=34
 
 ############################################################################
 # Repair\ChannelList\chanLst.bin version 1.x with AntennaDigSrvTable, CableDigSrvTable and service.dat (for DVB-S) - should be stable