FreeCalypso > hg > fc-magnetite
annotate src/aci2/aci/db_int.h @ 47:472fba6e92b7
power.lib done
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 30 Sep 2016 20:48:31 +0000 |
parents | 93999a60b835 |
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rev | line source |
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1 /* |
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2 +----------------------------------------------------------------------------- |
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3 | Project : PHB |
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4 | Modul : DBM |
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5 +----------------------------------------------------------------------------- |
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6 | Copyright 2005 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 : Internal declarations for DBM module |
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18 +----------------------------------------------------------------------------- |
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19 */ |
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20 #ifndef DB_INT_H |
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21 #define DB_INT_H |
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22 |
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23 #include "db.h" |
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24 |
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25 /* This macro allows us to close the file before |
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26 returning from function */ |
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27 #define FFS_OPEN_PROBLEM_PATCH |
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28 |
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29 /* If this macro is activated, we close earlier activated file |
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30 before opening next file */ |
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31 #define FFS_CLOSE_BEFORE_OPEN |
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32 |
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33 /* Mutually exclusive macros */ |
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34 #ifdef FFS_CLOSE_BEFORE_OPEN |
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35 #undef FFS_OPEN_PROBLEM_PATCH |
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36 #endif |
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37 |
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38 #ifdef FFS_CLOSE_BEFORE_OPEN |
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39 |
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40 #define MAX_OPEN_READ_PER_DB 2 |
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41 #define MAX_OPEN_WRITE_PER_DB 1 |
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42 |
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43 #endif |
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44 |
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45 #ifdef _SIMULATION_ |
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46 #include "ffs_pc_api.h" |
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47 #else |
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48 #include "ffs/ffs.h" |
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49 #endif |
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50 |
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51 #include "vsi.h" |
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52 #include "aci_mem.h" |
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53 |
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54 #define RECORD_BITMAP_SIZE 32 /* Based on MAX_NUM_RECORDS |
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55 RECORD_BITMAP_SIZE = MAX_NUM_RECORDS/8*/ |
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56 #define MAX_LEN_DIRECTORY 16 /* Assumed to be max 16 characters */ |
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57 |
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58 |
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59 /* |
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60 DBM state |
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61 */ |
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62 typedef enum |
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63 { |
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64 |
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65 DBM_NOT_INITIALISED = 0, |
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66 DBM_INITIALISED |
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67 |
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68 } T_DBM_STATE; |
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69 |
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70 /* |
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71 Database state |
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72 */ |
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73 typedef enum |
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74 { |
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75 |
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76 CLOSED = 0, |
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77 OPEN, |
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78 IN_USE, |
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79 UNUSED_ENTRY = 0xFF |
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80 |
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81 } T_DB_STATE; |
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82 |
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83 #ifdef FFS_CLOSE_BEFORE_OPEN |
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84 |
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85 typedef struct |
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86 { |
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87 |
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88 UBYTE fld_ctr; |
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89 T_FFS_FD filehandle; |
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90 |
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91 } FileHandleRecord; |
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92 |
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93 #endif |
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94 |
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95 /* |
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96 Field record |
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97 */ |
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98 typedef struct |
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99 { |
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100 |
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101 USHORT FieldID; /* Elementary file identifier */ |
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102 T_DB_TYPE DBType; /* database type (UNMANAGED, FREELIST) */ |
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103 USHORT RecordSize; /* Size of data in data base record */ |
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104 UBYTE NumOfRecords; /* Number of records */ |
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105 UBYTE UsedRecords; /* Number of used records */ |
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106 UBYTE RecordBitMap [RECORD_BITMAP_SIZE]; /* Bitmap representing whether record is present or not */ |
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107 UBYTE Clean; /* File consistency: 0x01 => Clean, 0x00 => Not Clean */ |
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108 UBYTE SortIndexList [MAX_NUM_OF_SORT_INDEXS]; /* Number of associated index files */ |
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109 UBYTE* SortedLists [MAX_NUM_OF_SORT_INDEXS]; /* Sorted lists */ |
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110 |
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111 #ifndef FFS_CLOSE_BEFORE_OPEN |
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112 T_FFS_FD FFSFileHandle; /* FFS File Handle for User file */ |
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113 #endif |
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114 |
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115 UBYTE NextRecordNum; /* To take care of non-seqential write */ |
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116 |
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117 } T_DBM_FIELDRECORD; |
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118 |
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119 |
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120 typedef struct |
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121 { |
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122 |
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123 UBYTE DBDirectory[MAX_LEN_DIRECTORY]; /* Directory path */ |
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124 UBYTE NumOfFiles; /* Maximum files in that database */ |
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125 UBYTE UsedFiles; /* Number of used files */ |
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126 UBYTE Tracked_Clean; /* Tracked: History log to be maintained or not |
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127 Clean: Database is consistent or not */ |
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128 T_DB_STATE DBState; /* Database state */ |
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129 |
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130 T_FFS_FD FFSFileHandle; /* FFS File Handle for DD_<db_handle> */ |
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131 |
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132 #ifdef FFS_CLOSE_BEFORE_OPEN |
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133 FileHandleRecord READ_OPEN_FIELDS [MAX_OPEN_READ_PER_DB]; /* fields opened for read only */ |
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134 FileHandleRecord WRITE_OPEN_FIELDS [MAX_OPEN_WRITE_PER_DB]; /* fields opened for read/write both */ |
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135 UBYTE old_read; /* remeber oldest open */ |
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136 UBYTE old_write; /* remeber oldest read */ |
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137 #endif |
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138 |
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139 T_DBM_FIELDRECORD* ptrFieldRecord; /* pointer to fields */ |
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140 |
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141 } T_DBM_MASTERRECORD; |
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142 |
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143 |
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144 /* |
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145 Which sort ? |
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146 */ |
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147 typedef enum |
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148 { |
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149 |
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150 QUICK_SORT = 0, |
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151 |
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152 #ifdef INSERTION_SORT |
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153 INCREMENTAL_SORT |
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154 #endif |
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155 |
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156 } T_DB_SORT; |
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157 |
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158 #endif |
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159 |