ext/dba/dba

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This source file includes following definitions.
DBA_OPEN_FUNC
DBA_CLOSE_FUNC
DBA_FETCH_FUNC
DBA_UPDATE_FUNC
DBA_EXISTS_FUNC
DBA_DELETE_FUNC
DBA_FIRSTKEY_FUNC
DBA_NEXTKEY_FUNC
DBA_OPTIMIZE_FUNC
DBA_SYNC_FUNC
DBA_INFO_FUNC
   1 /*
   2   +----------------------------------------------------------------------+
   3   | PHP Version 7                                                        |
   4   +----------------------------------------------------------------------+
   5   | Copyright (c) 1997-2016 The PHP Group                                |
   6   +----------------------------------------------------------------------+
   7   | This source file is subject to version 3.01 of the PHP license,      |
   8   | that is bundled with this package in the file LICENSE, and is        |
   9   | available through the world-wide-web at the following url:           |
  10   | http://www.php.net/license/3_01.txt                                  |
  11   | If you did not receive a copy of the PHP license and are unable to   |
  12   | obtain it through the world-wide-web, please send a note to          |
  13   | license@php.net so we can mail you a copy immediately.               |
  14   +----------------------------------------------------------------------+
  15   | Author: Marcin Gibula <mg@iceni.pl>                                  |
  16   +----------------------------------------------------------------------+
  17 */
  18 
  19 /* $Id$ */
  20 
  21 #ifdef HAVE_CONFIG_H
  22 #include "config.h"
  23 #endif
  24 
  25 #include "php.h"
  26 
  27 #if DBA_QDBM
  28 #include "php_qdbm.h"
  29 
  30 #ifdef QDBM_INCLUDE_FILE
  31 #include QDBM_INCLUDE_FILE
  32 #endif
  33 
  34 #define QDBM_DATA dba_qdbm_data *dba = info->dbf
  35 
  36 typedef struct {
  37         DEPOT *dbf;
  38 } dba_qdbm_data;
  39 
  40 DBA_OPEN_FUNC(qdbm)
  41 {
  42         DEPOT *dbf;
  43 
  44         switch(info->mode) {
  45                 case DBA_READER:
  46                         dbf = dpopen(info->path, DP_OREADER, 0);
  47                         break;
  48                 case DBA_WRITER:
  49                         dbf = dpopen(info->path, DP_OWRITER, 0);
  50                         break;
  51                 case DBA_CREAT:
  52                         dbf = dpopen(info->path, DP_OWRITER | DP_OCREAT, 0);
  53                         break;
  54                 case DBA_TRUNC:
  55                         dbf = dpopen(info->path, DP_OWRITER | DP_OCREAT | DP_OTRUNC, 0);
  56                         break;
  57                 default:
  58                         return FAILURE;
  59         }
  60 
  61         if (dbf) {
  62                 info->dbf = pemalloc(sizeof(dba_qdbm_data), info->flags & DBA_PERSISTENT);
  63                 memset(info->dbf, 0, sizeof(dba_qdbm_data));
  64                 ((dba_qdbm_data *) info->dbf)->dbf = dbf;
  65                 return SUCCESS;
  66         }
  67 
  68         *error = (char *) dperrmsg(dpecode);
  69         return FAILURE;
  70 }
  71 
  72 DBA_CLOSE_FUNC(qdbm)
  73 {
  74         QDBM_DATA;
  75 
  76         dpclose(dba->dbf);
  77         pefree(dba, info->flags & DBA_PERSISTENT);
  78 }
  79 
  80 DBA_FETCH_FUNC(qdbm)
  81 {
  82         QDBM_DATA;
  83         char *value, *new = NULL;
  84         int value_size;
  85 
  86         value = dpget(dba->dbf, key, keylen, 0, -1, &value_size);
  87         if (value) {
  88                 if (newlen) *newlen = value_size;
  89                 new = estrndup(value, value_size);
  90                 free(value);
  91         }
  92 
  93         return new;
  94 }
  95 
  96 DBA_UPDATE_FUNC(qdbm)
  97 {
  98         QDBM_DATA;
  99 
 100         if (dpput(dba->dbf, key, keylen, val, vallen, mode == 1 ? DP_DKEEP : DP_DOVER)) {
 101                 return SUCCESS;
 102         }
 103 
 104         if (dpecode != DP_EKEEP) {
 105                 php_error_docref2(NULL, key, val, E_WARNING, "%s", dperrmsg(dpecode));
 106         }
 107 
 108         return FAILURE;
 109 }
 110 
 111 DBA_EXISTS_FUNC(qdbm)
 112 {
 113         QDBM_DATA;
 114         char *value;
 115 
 116         value = dpget(dba->dbf, key, keylen, 0, -1, NULL);
 117         if (value) {
 118                 free(value);
 119                 return SUCCESS;
 120         }
 121 
 122         return FAILURE;
 123 }
 124 
 125 DBA_DELETE_FUNC(qdbm)
 126 {
 127         QDBM_DATA;
 128 
 129         return dpout(dba->dbf, key, keylen) ? SUCCESS : FAILURE;
 130 }
 131 
 132 DBA_FIRSTKEY_FUNC(qdbm)
 133 {
 134         QDBM_DATA;
 135         int value_size;
 136         char *value, *new = NULL;
 137 
 138         dpiterinit(dba->dbf);
 139 
 140         value = dpiternext(dba->dbf, &value_size);
 141         if (value) {
 142                 if (newlen) *newlen = value_size;
 143                 new = estrndup(value, value_size);
 144                 free(value);
 145         }
 146 
 147         return new;
 148 }
 149 
 150 DBA_NEXTKEY_FUNC(qdbm)
 151 {
 152         QDBM_DATA;
 153         int value_size;
 154         char *value, *new = NULL;
 155 
 156         value = dpiternext(dba->dbf, &value_size);
 157         if (value) {
 158                 if (newlen) *newlen = value_size;
 159                 new = estrndup(value, value_size);
 160                 free(value);
 161         }
 162 
 163         return new;
 164 }
 165 
 166 DBA_OPTIMIZE_FUNC(qdbm)
 167 {
 168         QDBM_DATA;
 169 
 170         dpoptimize(dba->dbf, 0);
 171         return SUCCESS;
 172 }
 173 
 174 DBA_SYNC_FUNC(qdbm)
 175 {
 176         QDBM_DATA;
 177 
 178         dpsync(dba->dbf);
 179         return SUCCESS;
 180 }
 181 
 182 DBA_INFO_FUNC(qdbm)
 183 {
 184         return estrdup(dpversion);
 185 }
 186 
 187 #endif
 188 
 189 /*
 190  * Local variables:
 191  * tab-width: 4
 192  * c-basic-offset: 4
 193  * End:
 194  * vim600: sw=4 ts=4 fdm=marker
 195  * vim<600: sw=4 ts=4
 196  */
/* [<][>][^][v][top][bottom][index][help] */
root/ext/dba/dba_qdbm.c

DEFINITIONS
