1 /*
2 +----------------------------------------------------------------------+
3 | PHP Version 5 |
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: Marcus Boerger <helly@php.net> |
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_FLATFILE
28 #include "php_flatfile.h"
29
30 #include "libflatfile/flatfile.h"
31
32 #ifdef HAVE_UNISTD_H
33 #include <unistd.h>
34 #endif
35 #include <sys/types.h>
36 #include <sys/stat.h>
37 #include <fcntl.h>
38
39 #define FLATFILE_DATA flatfile *dba = info->dbf
40 #define FLATFILE_GKEY datum gkey; gkey.dptr = (char *) key; gkey.dsize = keylen
41
DBA_OPEN_FUNC(flatfile)42 DBA_OPEN_FUNC(flatfile)
43 {
44 info->dbf = pemalloc(sizeof(flatfile), info->flags&DBA_PERSISTENT);
45 memset(info->dbf, 0, sizeof(flatfile));
46
47 ((flatfile*)info->dbf)->fp = info->fp;
48
49 return SUCCESS;
50 }
51
DBA_CLOSE_FUNC(flatfile)52 DBA_CLOSE_FUNC(flatfile)
53 {
54 FLATFILE_DATA;
55
56 if (dba->nextkey.dptr) {
57 efree(dba->nextkey.dptr);
58 }
59 pefree(dba, info->flags&DBA_PERSISTENT);
60 }
61
DBA_FETCH_FUNC(flatfile)62 DBA_FETCH_FUNC(flatfile)
63 {
64 datum gval;
65 char *new = NULL;
66
67 FLATFILE_DATA;
68 FLATFILE_GKEY;
69
70 gval = flatfile_fetch(dba, gkey TSRMLS_CC);
71 if (gval.dptr) {
72 if (newlen) {
73 *newlen = gval.dsize;
74 }
75 new = estrndup(gval.dptr, gval.dsize);
76 efree(gval.dptr);
77 }
78 return new;
79 }
80
DBA_UPDATE_FUNC(flatfile)81 DBA_UPDATE_FUNC(flatfile)
82 {
83 datum gval;
84
85 FLATFILE_DATA;
86 FLATFILE_GKEY;
87 gval.dptr = (char *) val;
88 gval.dsize = vallen;
89
90 switch(flatfile_store(dba, gkey, gval, mode==1 ? FLATFILE_INSERT : FLATFILE_REPLACE TSRMLS_CC)) {
91 case 0:
92 return SUCCESS;
93 case 1:
94 return FAILURE;
95 case -1:
96 php_error_docref1(NULL TSRMLS_CC, key, E_WARNING, "Operation not possible");
97 return FAILURE;
98 default:
99 php_error_docref2(NULL TSRMLS_CC, key, val, E_WARNING, "Unknown return value");
100 return FAILURE;
101 }
102 }
103
DBA_EXISTS_FUNC(flatfile)104 DBA_EXISTS_FUNC(flatfile)
105 {
106 datum gval;
107 FLATFILE_DATA;
108 FLATFILE_GKEY;
109
110 gval = flatfile_fetch(dba, gkey TSRMLS_CC);
111 if (gval.dptr) {
112 efree(gval.dptr);
113 return SUCCESS;
114 }
115 return FAILURE;
116 }
117
DBA_DELETE_FUNC(flatfile)118 DBA_DELETE_FUNC(flatfile)
119 {
120 FLATFILE_DATA;
121 FLATFILE_GKEY;
122 return(flatfile_delete(dba, gkey TSRMLS_CC) == -1 ? FAILURE : SUCCESS);
123 }
124
DBA_FIRSTKEY_FUNC(flatfile)125 DBA_FIRSTKEY_FUNC(flatfile)
126 {
127 FLATFILE_DATA;
128
129 if (dba->nextkey.dptr) {
130 efree(dba->nextkey.dptr);
131 }
132 dba->nextkey = flatfile_firstkey(dba TSRMLS_CC);
133 if (dba->nextkey.dptr) {
134 if (newlen) {
135 *newlen = dba->nextkey.dsize;
136 }
137 return estrndup(dba->nextkey.dptr, dba->nextkey.dsize);
138 }
139 return NULL;
140 }
141
DBA_NEXTKEY_FUNC(flatfile)142 DBA_NEXTKEY_FUNC(flatfile)
143 {
144 FLATFILE_DATA;
145
146 if (!dba->nextkey.dptr) {
147 return NULL;
148 }
149
150 if (dba->nextkey.dptr) {
151 efree(dba->nextkey.dptr);
152 }
153 dba->nextkey = flatfile_nextkey(dba TSRMLS_CC);
154 if (dba->nextkey.dptr) {
155 if (newlen) {
156 *newlen = dba->nextkey.dsize;
157 }
158 return estrndup(dba->nextkey.dptr, dba->nextkey.dsize);
159 }
160 return NULL;
161 }
162
DBA_OPTIMIZE_FUNC(flatfile)163 DBA_OPTIMIZE_FUNC(flatfile)
164 {
165 /* dummy */
166 return SUCCESS;
167 }
168
DBA_SYNC_FUNC(flatfile)169 DBA_SYNC_FUNC(flatfile)
170 {
171 /* dummy */
172 return SUCCESS;
173 }
174
DBA_INFO_FUNC(flatfile)175 DBA_INFO_FUNC(flatfile)
176 {
177 return estrdup(flatfile_version());
178 }
179
180 #endif
181
182 /*
183 * Local variables:
184 * tab-width: 4
185 * c-basic-offset: 4
186 * End:
187 * vim600: sw=4 ts=4 fdm=marker
188 * vim<600: sw=4 ts=4
189 */
190
