xref: /PHP-7.3/ext/dba/dba_inifile.c (revision 8d3f8ca1)
1 /*
2    +----------------------------------------------------------------------+
3    | PHP Version 7                                                        |
4    +----------------------------------------------------------------------+
5    | Copyright (c) 1997-2018 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 #ifdef HAVE_CONFIG_H
20 #include "config.h"
21 #endif
22 
23 #include "php.h"
24 
25 #if DBA_INIFILE
26 #include "php_inifile.h"
27 
28 #include "libinifile/inifile.h"
29 
30 #ifdef HAVE_UNISTD_H
31 #include <unistd.h>
32 #endif
33 #include <sys/types.h>
34 #include <sys/stat.h>
35 #include <fcntl.h>
36 
37 #define INIFILE_DATA \
38 	inifile *dba = info->dbf
39 
40 #define INIFILE_GKEY \
41 	key_type ini_key; \
42 	if (!key) { \
43 		php_error_docref(NULL, E_WARNING, "No key specified"); \
44 		return 0; \
45 	} \
46 	ini_key = inifile_key_split((char*)key) /* keylen not needed here */
47 
48 #define INIFILE_DONE \
49 	inifile_key_free(&ini_key)
50 
DBA_OPEN_FUNC(inifile)51 DBA_OPEN_FUNC(inifile)
52 {
53 	info->dbf = inifile_alloc(info->fp, info->mode == DBA_READER, info->flags&DBA_PERSISTENT);
54 
55 	return info->dbf ? SUCCESS : FAILURE;
56 }
57 
DBA_CLOSE_FUNC(inifile)58 DBA_CLOSE_FUNC(inifile)
59 {
60 	INIFILE_DATA;
61 
62 	inifile_free(dba, info->flags&DBA_PERSISTENT);
63 }
64 
DBA_FETCH_FUNC(inifile)65 DBA_FETCH_FUNC(inifile)
66 {
67 	val_type ini_val;
68 
69 	INIFILE_DATA;
70 	INIFILE_GKEY;
71 
72 	ini_val = inifile_fetch(dba, &ini_key, skip);
73 	*newlen = ini_val.value ? strlen(ini_val.value) : 0;
74 	INIFILE_DONE;
75 	return ini_val.value;
76 }
77 
DBA_UPDATE_FUNC(inifile)78 DBA_UPDATE_FUNC(inifile)
79 {
80 	val_type ini_val;
81 	int res;
82 
83 	INIFILE_DATA;
84 	INIFILE_GKEY;
85 
86 	ini_val.value = val;
87 
88 	if (mode == 1) {
89 		res = inifile_append(dba, &ini_key, &ini_val);
90 	} else {
91 		res = inifile_replace(dba, &ini_key, &ini_val);
92 	}
93 	INIFILE_DONE;
94 	switch(res) {
95 	case -1:
96 		php_error_docref1(NULL, key, E_WARNING, "Operation not possible");
97 		return FAILURE;
98 	default:
99 	case 0:
100 		return SUCCESS;
101 	case 1:
102 		return FAILURE;
103 	}
104 }
105 
DBA_EXISTS_FUNC(inifile)106 DBA_EXISTS_FUNC(inifile)
107 {
108 	val_type ini_val;
109 
110 	INIFILE_DATA;
111 	INIFILE_GKEY;
112 
113 	ini_val = inifile_fetch(dba, &ini_key, 0);
114 	INIFILE_DONE;
115 	if (ini_val.value) {
116 		inifile_val_free(&ini_val);
117 		return SUCCESS;
118 	}
119 	return FAILURE;
120 }
121 
DBA_DELETE_FUNC(inifile)122 DBA_DELETE_FUNC(inifile)
123 {
124 	int res;
125 	zend_bool found = 0;
126 
127 	INIFILE_DATA;
128 	INIFILE_GKEY;
129 
130 	res =  inifile_delete_ex(dba, &ini_key, &found);
131 
132 	INIFILE_DONE;
133 	return (res == -1 || !found ? FAILURE : SUCCESS);
134 }
135 
DBA_FIRSTKEY_FUNC(inifile)136 DBA_FIRSTKEY_FUNC(inifile)
137 {
138 	INIFILE_DATA;
139 
140 	if (inifile_firstkey(dba)) {
141 		char *result = inifile_key_string(&dba->curr.key);
142 		*newlen = strlen(result);
143 		return result;
144 	} else {
145 		return NULL;
146 	}
147 }
148 
DBA_NEXTKEY_FUNC(inifile)149 DBA_NEXTKEY_FUNC(inifile)
150 {
151 	INIFILE_DATA;
152 
153 	if (!dba->curr.key.group && !dba->curr.key.name) {
154 		return NULL;
155 	}
156 
157 	if (inifile_nextkey(dba)) {
158 		char *result = inifile_key_string(&dba->curr.key);
159 		*newlen = strlen(result);
160 		return result;
161 	} else {
162 		return NULL;
163 	}
164 }
165 
DBA_OPTIMIZE_FUNC(inifile)166 DBA_OPTIMIZE_FUNC(inifile)
167 {
168 	/* dummy */
169 	return SUCCESS;
170 }
171 
DBA_SYNC_FUNC(inifile)172 DBA_SYNC_FUNC(inifile)
173 {
174 	/* dummy */
175 	return SUCCESS;
176 }
177 
DBA_INFO_FUNC(inifile)178 DBA_INFO_FUNC(inifile)
179 {
180 	return estrdup(inifile_version());
181 }
182 
183 #endif
184 
185 /*
186  * Local variables:
187  * tab-width: 4
188  * c-basic-offset: 4
189  * End:
190  * vim600: sw=4 ts=4 fdm=marker
191  * vim<600: sw=4 ts=4
192  */
193