FreeCalypso > hg > leo2moko-debug
diff gpf/CCD/util/freq_list_codec/dich.h @ 0:509db1a7b7b8
initial import: leo2moko-r1
author | Space Falcon <falcon@ivan.Harhan.ORG> |
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date | Mon, 01 Jun 2015 03:24:05 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gpf/CCD/util/freq_list_codec/dich.h Mon Jun 01 03:24:05 2015 +0000 @@ -0,0 +1,92 @@ +/* ++----------------------------------------------------------------------------- +| Project : G23NET +| Modul : dich.h ++----------------------------------------------------------------------------- +| Copyright 2000-2001 Condat AG +| All rights reserved. +| +| This file is confidential and a trade secret of Condat AG +| The receipt of or possession of this file does not convey +| any rights to reproduce or disclose its contents or to +| manufacture, use, or sell anything it may describe, in +| whole, or in part, without the specific written consent of +| Condat AG. ++----------------------------------------------------------------------------- +| Purpose : Test of Dichotomy algorithms ++----------------------------------------------------------------------------- +*/ + +#define SHORT short int + +#define DICH_RANGE_1024 1024 +#define DICH_RANGE_512 512 +#define DICH_RANGE_256 256 +#define DICH_RANGE_128 128 + +extern int op_mod ( int x, int y ); + +/* ++------------------------------------------------------------------------------ +| Function : rr_dichotomy_encode ++------------------------------------------------------------------------------ +| Description : The encoding part of the dichotomy algorithm. +| On return w[0] contains 'ORIG-ARFCN' (format 128, 256, 512) +| or the 'frequency F0 indicator' (format 1024). +| The 'frequency F0 indicator' is either +| 0 if F0 is not part of the frequency set or +| -1 if F0 is part of the frequency set. +| The other w's contain the W(i) (refer description of +| rr_dichotomy_encode_rec) +| +| The array 'w' should have a size of at least nf+1 elements. +| The array 'f' should have a size of at least 2*nf+1 elements. +| +| Parameters : f - the frequencies (refer 'Description:') +| c_f - number of frequencies, maximum is NF_MAX. +| w - the W(i)s +| c_w - pointer the number of 'w's is written to +| fmt - the used encoding format +| +| Return : number of elements in w +| ++------------------------------------------------------------------------------ +*/ + +extern USHORT rr_dichotomy_encode ( USHORT *f, USHORT c_f, USHORT *w, USHORT *c_w, USHORT fmt ); + +/* ++------------------------------------------------------------------------------ +| Function : rr_dichotomy_decode ++------------------------------------------------------------------------------ +| Description : The decoding part of the dichotomy algorithm. +| The algorithm is described in GSM 04.08 Annex J and +| e. g. in section 10.5.1.13 +| +| Parameters : f - the frequencies +| c_f - pointer the number of frequencies is written to +| w - the encoded W(i)s +| c_w - number of elements in 'w' +| fmt - the used decoding format +| +| Return : number of elements in f +| ++------------------------------------------------------------------------------ +*/ + +extern USHORT rr_dichotomy_decode ( USHORT *f, USHORT *c_f, USHORT *w, USHORT c_w, USHORT fmt ); + +/* ++------------------------------------------------------------------------------ +| Function : rr_dich_range_to_ncell_fmt ++------------------------------------------------------------------------------ +| Description : conversion +| +| Parameters : a DICH_RANGE_* constant +| +| Return : a NCELL_FMT_* constant +| ++------------------------------------------------------------------------------ +*/ + +extern USHORT rr_dich_range_to_ncell_fmt ( USHORT range );