FreeCalypso > hg > tcs211-l1-reconst
annotate g23m/condat/ms/src/aci/db.h @ 198:83ef68065d4a
ind_os.c: MV100 version matches TCS211 perfectly
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Wed, 08 Jun 2016 04:51:21 +0000 |
parents | 509db1a7b7b8 |
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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 : Interface betweeen ACI_SIM and DBM module |
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18 +----------------------------------------------------------------------------- |
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19 */ |
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20 #ifndef DB_H |
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21 #define DB_H |
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22 |
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23 #include "typedefs.h" |
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24 #define DB_MAX_AFFECTED 5 /* As per architecture document */ |
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25 |
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26 #define MAX_DBs 2 /* This needs to increased if DBM is used |
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27 for storing new databases (say SMSs) */ |
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28 |
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29 #define MAX_NUM_FILES 255 /* As per architecture document */ |
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30 |
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31 #define MAX_NUM_OF_SORT_INDEXS 4 /* As per architecture document */ |
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32 |
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33 #define MAX_NUM_RECORDS 254 /* As per architecture document */ |
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34 |
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35 #define INVALID_FIELD_ID 0xFFFF |
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36 |
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37 #define INVALID_SORT_INDEX 0xFF |
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38 |
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39 /* Insertion sort is available */ |
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40 #define INSERTION_SORT |
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41 |
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42 /* |
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43 Database type |
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44 */ |
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45 typedef enum |
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46 { |
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47 |
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48 DB_UNMANAGED, /* Not managed (1:1 slave of another file) */ |
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49 DB_FREELIST, /* Fast free list maintained */ |
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50 |
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51 } T_DB_TYPE; |
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52 |
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53 /* |
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54 Database affected records (History log) |
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55 */ |
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56 typedef struct |
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57 { |
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58 |
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59 USHORT entries; /* Number of affected entries */ |
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60 USHORT field_id[DB_MAX_AFFECTED]; /* Elementary file, e.g. EF_ADN */ |
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61 USHORT record[DB_MAX_AFFECTED]; /* Corresponding record within elementary file*/ |
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62 |
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63 } T_DB_CHANGED; |
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64 |
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65 /* |
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66 Database Information |
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67 */ |
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68 typedef struct |
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69 { |
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70 BOOL clean; /* Database consistent */ |
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71 BOOL tracked; /* Tracked for external storage device */ |
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72 } T_DB_INFO; |
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73 |
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74 /* |
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75 File Information |
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76 */ |
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77 typedef struct |
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78 { |
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79 |
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80 BOOL clean; /* Database consistent */ |
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81 T_DB_TYPE entry_type; /* Type of database field */ |
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82 USHORT record_size; /* Record size */ |
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83 USHORT num_records; /* Number of records */ |
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84 USHORT used_records; /* Number of used records */ |
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85 |
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86 } T_DB_INFO_FIELD; |
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87 |
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88 /* |
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89 Search node |
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90 Note: This node is internal to DBM. |
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91 */ |
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92 typedef struct |
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93 { |
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94 |
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95 UBYTE top; |
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96 UBYTE bottom; |
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97 |
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98 } T_DB_SEARCH_NODE; |
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99 |
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100 /* |
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101 Database return codes |
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102 */ |
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103 typedef enum |
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104 { |
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105 |
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106 DB_OK = 0, /* Execution of command completed */ |
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107 DB_FAIL = -1, /* Execution of command failed within db */ |
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108 DB_FAIL_FS = -2, /* Unexpected failure of FFS */ |
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109 DB_FULL = -3, /* Database is full */ |
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110 DB_INVALID_DB = -4, /* Database handle not known */ |
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111 DB_INVALID_FIELD = -5, /* Invalid index requested */ |
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112 DB_INVALID_RECORD = -6, /* Invalid record requested */ |
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113 DB_INVALID_INDEX = -7, /* Invalid index requested */ |
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114 DB_INVALID_SIZE = -8, /* Invalid size given */ |
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115 DB_EMPTY_RECORD = -9, /* Attempted to read a free record */ |
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116 |
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117 /* Architecture document need to be updated for following constants */ |
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118 |
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119 DB_EXISTS = -10,/* Database already exists */ |
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120 DB_FIELD_EXISTS = -11,/* Elementary file already exists */ |
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121 DB_HISTORY_FULL = -12,/* Change log full */ |
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122 DB_NOT_INITIALISED = -13,/* Database not initialised */ |
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123 DB_IN_USE = -14,/* Database in use */ |
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124 DB_RECORD_NOT_FOUND = -15 /* Record not found */ |
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125 |
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126 } T_DB_CODE; |
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127 |
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128 |
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129 /* |
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130 This function is used in db_create_index |
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131 */ |
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132 |
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133 typedef int (*T_COMP_FUNC)( int db_handle, |
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134 USHORT field_id, |
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135 USHORT record_1, |
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136 USHORT record_2, |
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137 ULONG flags ); |
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138 |
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139 /* |
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140 This function is used for db_search |
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141 */ |
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142 |
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143 typedef int (*T_SEARCH_FUNC)( ULONG Flags, |
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144 const UBYTE* Search_tag, |
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145 int db_handle, |
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146 USHORT field_id, |
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147 USHORT record_num ); |
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148 |
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149 /* |
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150 Interface Functions |
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151 */ |
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152 |
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153 EXTERN void db_init ( void ); |
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154 |
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155 EXTERN int db_create ( const char* directory, |
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156 UBYTE num_of_fields, |
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157 BOOL tracked ); |
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158 |
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159 EXTERN int db_open ( const char* directory ); |
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160 |
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161 EXTERN T_DB_CODE db_create_field ( int db_handle, |
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162 T_DB_TYPE db_type, |
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163 USHORT field_id, |
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164 USHORT record_size, |
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165 USHORT num_of_records ); |
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166 |
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167 EXTERN int db_write_record ( int db_handle, |
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168 USHORT field_id, |
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169 USHORT record_num, |
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170 USHORT offset, |
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171 USHORT length, |
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172 const UBYTE* buffer ); |
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173 |
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174 /* |
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175 1) If ACI would like to use incremental sort, it needs to call |
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176 db_update_index at end of writing/deleting the record(s). |
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177 If the index does not exist, it would be created. |
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178 |
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179 Note that ACI can call this function after every record or |
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180 after 'n' records (n>1) and DB would process it properly. |
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181 |
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182 2) If ACI would like to use quick sort, it can go for db_create_index |
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183 at any moment. |
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184 |
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185 db_create_index is compatible with db_update_index and vice versa. |
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186 |
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187 */ |
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188 EXTERN T_DB_CODE db_create_index ( int db_handle, |
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189 USHORT field_id, |
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190 UBYTE sort_index, |
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Space Falcon <falcon@ivan.Harhan.ORG>
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191 T_COMP_FUNC compare_function, |
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192 ULONG flags ); |
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193 |
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194 #ifdef INSERTION_SORT |
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195 EXTERN T_DB_CODE db_update_index ( int db_handle, |
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196 USHORT field_id, |
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197 UBYTE sort_index, |
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Space Falcon <falcon@ivan.Harhan.ORG>
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198 T_COMP_FUNC compare_function, |
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199 ULONG flags ); |
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|
200 #endif /* INSERTION_SORT */ |
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201 |
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202 EXTERN T_DB_CODE db_get_phy_from_idx ( int db_handle, |
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203 USHORT field_id, |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
204 UBYTE sort_index, |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
205 USHORT order_num ); |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
206 |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
207 EXTERN T_DB_CODE db_flush (int db_handle); |
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|
208 |
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Space Falcon <falcon@ivan.Harhan.ORG>
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209 EXTERN int db_read_record ( int db_handle, |
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210 USHORT field_id, |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
211 USHORT record_num, |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
212 USHORT offset, |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
213 USHORT length, |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
214 UBYTE* buffer ); |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
215 |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
216 EXTERN T_DB_CODE db_read_change_log ( int db_handle, |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
217 T_DB_CHANGED* changed); |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
218 |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
219 EXTERN T_DB_CODE db_delete_record ( int db_handle, |
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220 USHORT field_id, |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
221 USHORT record_num ); |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
222 |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
223 EXTERN T_DB_CODE db_info ( int db_handle, |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
224 T_DB_INFO* db_info ); |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
225 |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
226 EXTERN T_DB_CODE db_info_field ( int db_handle, |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
227 USHORT field_id, |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
228 T_DB_INFO_FIELD* info_field ); |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
229 |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
230 EXTERN int db_find_free_record ( int db_handle, |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
231 USHORT field_id ); |
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Space Falcon <falcon@ivan.Harhan.ORG>
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changeset
|
232 |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
233 EXTERN T_DB_CODE db_field_changed ( int db_handle, |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
234 USHORT field_id, |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
235 BOOL* changed ); |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
236 |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
237 EXTERN T_DB_CODE db_record_empty ( int db_handle, |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
238 USHORT field_id, |
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Space Falcon <falcon@ivan.Harhan.ORG>
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changeset
|
239 USHORT record_num, |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
240 BOOL* empty ); |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
241 |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
242 EXTERN int db_search ( int db_handle, |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
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changeset
|
243 USHORT field_id, |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
244 UBYTE sort_index, |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
245 UBYTE* order_num, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
246 T_SEARCH_FUNC search_function, |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
247 ULONG flags, |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
248 const UBYTE* search_tag ); |
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Space Falcon <falcon@ivan.Harhan.ORG>
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changeset
|
249 |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
250 EXTERN int db_get_last_fs_error ( void ); |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
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251 |
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252 EXTERN T_DB_CODE db_close ( int db_handle ); |
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253 |
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254 EXTERN void db_exit ( void ); |
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255 |
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256 EXTERN T_DB_CODE db_remove_index ( int db_handle, |
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257 USHORT field_id, |
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258 UBYTE sort_index ); |
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259 |
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260 EXTERN T_DB_CODE db_remove_field ( int db_handle, |
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261 USHORT field_id ); |
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262 |
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263 EXTERN T_DB_CODE db_remove ( const char* directory ); |
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264 |
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265 #endif |