annotate src/gpf3/ccd/csn1_sh_opt.c @ 702:9394305d4ff5 default tip

etm_audio.c: fix off-by-one error in auw of FIR coefficients This fix was already made in FC Tourmaline a while back, but it is also the kind of bugfix that deserves to be backported to Magnetite and Selenite as well.
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 31 Oct 2022 00:14:44 +0000
parents c41a534f33c6
children
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1 /*
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2 +-----------------------------------------------------------------------------
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3 | Project :
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4 | Modul : csn1_sh_opt.c
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5 +-----------------------------------------------------------------------------
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6 | Copyright 2002 Texas Instruments Berlin, AG
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7 | All rights reserved.
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8 |
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9 | This file is confidential and a trade secret of Texas
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10 | Instruments Berlin, AG
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11 | The receipt of or possession of this file does not convey
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12 | any rights to reproduce or disclose its contents or to
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13 | manufacture, use, or sell anything it may describe, in
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14 | whole, or in part, without the specific written consent of
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15 | Texas Instruments Berlin, AG.
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16 +-----------------------------------------------------------------------------
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17 | Purpose : Definition of encoding and decoding functions for CSN1_SH_OPT
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18 | elements
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19 +-----------------------------------------------------------------------------
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20 */
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21
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22
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23 /*
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24 * standard definitions like GLOBAL, UCHAR, ERROR etc.
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25 */
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26 #include "typedefs.h"
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27 #include "header.h"
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28
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29 /*
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30 * Prototypes of ccd (USE_DRIVER EQ undef) for prototypes only
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31 * look at ccdapi.h
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32 */
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33 #undef USE_DRIVER
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34 #include "ccdapi.h"
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35
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36 /*
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37 * Types and functions for bit access and manipulation
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38 */
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39 #include "ccd_globs.h"
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40 #include "bitfun.h"
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41
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42 /*
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43 * Prototypes of ccd internal functions
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44 */
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45 #include "ccd.h"
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46
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47 /*
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48 * Declaration of coder/decoder tables
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49 */
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50 #include "ccdtable.h"
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51 #include "ccddata.h"
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52
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53
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54 extern SHORT cdc_csn1_sx_decode (int flag, const ULONG e_ref, T_CCD_Globs *globs);
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55 extern SHORT cdc_csn1_sx_encode (int flag, const ULONG e_ref, T_CCD_Globs *globs);
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56
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57 #ifndef RUN_FLASH
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58 /*
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59 +------------------------------------------------------------------------+
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60 | PROJECT : CCD (6144) MODULE : CDC_GSM |
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61 | STATE : code ROUTINE : cdc_csn1_shl_opt_decode |
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62 +------------------------------------------------------------------------+
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63
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64 PURPOSE : Decoding of the GSM Type CSN1 SHL OPT element.
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65 This coding type enhances the GSM Type CSN1 SHL. It supports
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66 previous behaviour of CSN1_SHL and the lack of the whole
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67 element.
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68 The coding type CSN1_SHL_OPT is suitable for elements which
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69 structures match to the following common definition:
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70 { null | L | H { 0 | 1 < value part > }
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71
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72 The element value can be present, then it is preceded by the
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73 flag value H. If the element is represented by the flag L only
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74 the value is absent! Besides the absence of the whole element
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75 is allowed.
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76 */
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77
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78 SHORT cdc_csn1_shl_opt_decode (const ULONG c_ref, const ULONG e_ref, T_CCD_Globs *globs)
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79 {
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80
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81 #ifdef DEBUG_CCD
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82 #ifndef CCD_SYMBOLS
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83 TRACE_CCD (globs, "cdc_csn1_shl_opt_decode()");
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84 #else
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85 TRACE_CCD (globs, "cdc_csn1_shl_opt_decode() %s", ccddata_get_alias((USHORT) e_ref, 1));
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86 #endif
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87 #endif
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88
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89 return cdc_csn1_sx_decode (0xFF, e_ref, globs);
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90 }
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91 #endif /* !RUN_FLASH */
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92
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93 #ifndef RUN_FLASH
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94 /*
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95 +------------------------------------------------------------------------+
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96 | PROJECT : CCD (6144) MODULE : CDC_GSM |
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97 | STATE : code ROUTINE : cdc_csn1_shl_opt_encode |
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98 +------------------------------------------------------------------------+
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99
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100 PURPOSE : Encoding of the GSM Type CSN1 SHL OPT element doesn't differ
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101 from encoding of the GSM Type CSN1 SHL.
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102 This element consists of a 1 bit valid flag and a value part.
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103 If the element is valid (the v_xxx components is TRUE in the
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104 decoded message) a H bit will be coded followed by the
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105 coding of the value part. Otherwise a L bit will be
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106 coded.
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107
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108 */
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109
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110 SHORT cdc_csn1_shl_opt_encode (const ULONG c_ref, const ULONG e_ref, T_CCD_Globs *globs)
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111 {
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112 #ifdef DEBUG_CCD
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113 #ifndef CCD_SYMBOLS
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114 TRACE_CCD (globs, "cdc_csn1_shl_opt_encode()");
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115 #else
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116 TRACE_CCD (globs, "cdc_csn1_shl_opt_encode() %s", ccddata_get_alias((USHORT) e_ref, 1));
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117 #endif
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118 #endif
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119
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
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120 return cdc_csn1_sx_encode (0xFF, e_ref, globs);
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
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121 }
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
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122 #endif /* !RUN_FLASH */