summaryrefslogtreecommitdiff
path: root/ext/dbx/dbx_fbsql.c
blob: 5e865e0257088c0303a139df8e5bd1f8d3a4a4b1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
/*
   +----------------------------------------------------------------------+
   | PHP Version 4                                                        |
   +----------------------------------------------------------------------+
   | Copyright (c) 1997-2003 The PHP Group                                |
   +----------------------------------------------------------------------+
   | dbx module version 1.0                                               |
   +----------------------------------------------------------------------+
   | Copyright (c) 2001 Guidance Rotterdam BV                             |
   +----------------------------------------------------------------------+
   | This source file is subject to version 2.02 of the PHP license,      |
   | that is bundled with this package in the file LICENSE, and is        |
   | available at through the world-wide-web at                           |
   | http://www.php.net/license/2_02.txt.                                 |
   | If you did not receive a copy of the PHP license and are unable to   |
   | obtain it through the world-wide-web, please send a note to          |
   | license@php.net so we can mail you a copy immediately.               |
   +----------------------------------------------------------------------+
   | Author : Marc Boeren         <marc@guidance.nl>                      |
   |          Frank M. Kromann    <frank@frontbase.com>                   |
   +----------------------------------------------------------------------+
*/

/* $Id$ */

#include "dbx.h"
#include "dbx_fbsql.h"

#define FBSQL_ASSOC    1<<0
#define FBSQL_NUM      1<<1

int dbx_fbsql_connect(zval **rv, zval **host, zval **db, zval **username, zval **password, INTERNAL_FUNCTION_PARAMETERS)
{
	/* returns connection handle as resource on success or 0 as long on failure */
	int number_of_arguments=3;
	zval **arguments[3];
	zval *returned_zval=NULL;
	zval *select_db_zval=NULL;

	arguments[0]=host;
	arguments[1]=username;
	arguments[2]=password;
	dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "fbsql_connect", &returned_zval, number_of_arguments, arguments);
	if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_RESOURCE) {
		if (returned_zval) zval_ptr_dtor(&returned_zval);
		return 0;
	}

	number_of_arguments=2;
	arguments[0]=db;
	arguments[1]=&returned_zval;
	dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "fbsql_select_db", &select_db_zval, number_of_arguments, arguments);
	if (!select_db_zval || (Z_TYPE_P(select_db_zval)==IS_BOOL && Z_LVAL_P(select_db_zval)==0) ) {
		if (select_db_zval) zval_ptr_dtor(&select_db_zval);
		/* also close connection */
		number_of_arguments=1;
		arguments[0]=&returned_zval;
		zend_list_addref(Z_LVAL_P(returned_zval));
		dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "fbsql_close", &select_db_zval, number_of_arguments, arguments);
		if (select_db_zval) zval_ptr_dtor(&select_db_zval);
		zval_ptr_dtor(&returned_zval);
		return 0;
	}
	zval_ptr_dtor(&select_db_zval);

	MOVE_RETURNED_TO_RV(rv, returned_zval);
	return 1;
}

int dbx_fbsql_pconnect(zval **rv, zval **host, zval **db, zval **username, zval **password, INTERNAL_FUNCTION_PARAMETERS)
{
	/* returns persistent connection handle as resource on success or 0 as long on failure */
	int number_of_arguments=3;
	zval **arguments[3];
	zval *returned_zval=NULL;
	zval *select_db_zval=NULL;

	arguments[0]=host;
	arguments[1]=username;
	arguments[2]=password;
	dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "fbsql_pconnect", &returned_zval, number_of_arguments, arguments);
	if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_RESOURCE) {
		if (returned_zval) zval_ptr_dtor(&returned_zval);
		return 0;
	}

	number_of_arguments=2;
	arguments[0]=db;
	arguments[1]=&returned_zval;
	dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "fbsql_select_db", &select_db_zval, number_of_arguments, arguments);
	if (!select_db_zval || (Z_TYPE_P(select_db_zval)==IS_BOOL && Z_LVAL_P(select_db_zval)==0) ) {
		if (select_db_zval) zval_ptr_dtor(&select_db_zval);
		/* also close connection */
		number_of_arguments=1;
		arguments[0]=&returned_zval;
		zend_list_addref(Z_LVAL_P(returned_zval));
		dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "fbsql_close", &select_db_zval, number_of_arguments, arguments);
		if (select_db_zval) zval_ptr_dtor(&select_db_zval);
		zval_ptr_dtor(&returned_zval);
		return 0;
	}
	zval_ptr_dtor(&select_db_zval);

	MOVE_RETURNED_TO_RV(rv, returned_zval);
	return 1;
}

int dbx_fbsql_close(zval **rv, zval **dbx_handle, INTERNAL_FUNCTION_PARAMETERS)
{
	/* returns 1 as long on success or 0 as long on failure */
	int number_of_arguments=1;
	zval **arguments[1];
	zval *returned_zval=NULL;

	arguments[0]=dbx_handle;
	dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "fbsql_close", &returned_zval, number_of_arguments, arguments);
	if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_BOOL) {
		if (returned_zval) zval_ptr_dtor(&returned_zval);
		return 0;
	}
	MOVE_RETURNED_TO_RV(rv, returned_zval);
	return 1;
}

int dbx_fbsql_query(zval **rv, zval **dbx_handle, zval **db_name, zval **sql_statement, INTERNAL_FUNCTION_PARAMETERS)
{
	/* returns 1 as long or a result identifier as resource on success  or 0 as long on failure */
	int number_of_arguments=3;
	zval **arguments[3];
	zval *returned_zval=NULL;

	arguments[0]=db_name;
	arguments[1]=sql_statement;
	arguments[2]=dbx_handle;
	dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "fbsql_db_query", &returned_zval, number_of_arguments, arguments);
	/* fbsql_query returns a bool for success or failure, or a result_identifier for select statements */
	if (!returned_zval || (Z_TYPE_P(returned_zval)!=IS_BOOL && Z_TYPE_P(returned_zval)!=IS_RESOURCE)) {
		if (returned_zval) zval_ptr_dtor(&returned_zval);
		return 0;
	}
	MOVE_RETURNED_TO_RV(rv, returned_zval);
	return 1;
}

int dbx_fbsql_getcolumncount(zval **rv, zval **result_handle, INTERNAL_FUNCTION_PARAMETERS)
{
	/* returns column-count as long on success or 0 as long on failure */
	int number_of_arguments=1;
	zval **arguments[1];
	zval *returned_zval=NULL;

	arguments[0]=result_handle;
	dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "fbsql_num_fields", &returned_zval, number_of_arguments, arguments);
	if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_LONG) {
		if (returned_zval) zval_ptr_dtor(&returned_zval);
		return 0;
	}
	MOVE_RETURNED_TO_RV(rv, returned_zval);
	return 1;
}

int dbx_fbsql_getcolumnname(zval **rv, zval **result_handle, long column_index, INTERNAL_FUNCTION_PARAMETERS)
{
	/* returns column-name as string on success or 0 as long on failure */
	int number_of_arguments=2;
	zval **arguments[2];
	zval *zval_column_index;
	zval *returned_zval=NULL;

	MAKE_STD_ZVAL(zval_column_index);
	ZVAL_LONG(zval_column_index, column_index);
	arguments[0]=result_handle;
	arguments[1]=&zval_column_index;
	dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "fbsql_field_name", &returned_zval, number_of_arguments, arguments);
	/* fbsql_field_name returns a string */
	if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_STRING) {
		if (returned_zval) zval_ptr_dtor(&returned_zval);
		FREE_ZVAL(zval_column_index);
		return 0;
	}
	FREE_ZVAL(zval_column_index);
	MOVE_RETURNED_TO_RV(rv, returned_zval);
	return 1;
}

int dbx_fbsql_getcolumntype(zval **rv, zval **result_handle, long column_index, INTERNAL_FUNCTION_PARAMETERS)
{
	/* returns column-type as string on success or 0 as long on failure */
	int number_of_arguments=2;
	zval **arguments[2];
	zval *zval_column_index;
	zval *returned_zval=NULL;

	MAKE_STD_ZVAL(zval_column_index);
	ZVAL_LONG(zval_column_index, column_index);
	arguments[0]=result_handle;
	arguments[1]=&zval_column_index;
	dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "fbsql_field_type", &returned_zval, number_of_arguments, arguments);
	/* fbsql_field_name returns a string */
	if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_STRING) {
		if (returned_zval) zval_ptr_dtor(&returned_zval);
		FREE_ZVAL(zval_column_index);
		return 0;
	}
	FREE_ZVAL(zval_column_index);

	MOVE_RETURNED_TO_RV(rv, returned_zval);
	return 1;
}

int dbx_fbsql_getrow(zval **rv, zval **result_handle, long row_number, INTERNAL_FUNCTION_PARAMETERS)
{
	/* returns array[0..columncount-1] as strings on success or 0 as long on failure */
	int number_of_arguments=2;
	zval **arguments[2];
	zval *zval_resulttype=NULL;
	zval *returned_zval=NULL;

	MAKE_STD_ZVAL(zval_resulttype);
	ZVAL_LONG(zval_resulttype, FBSQL_NUM);
	arguments[0]=result_handle;
	arguments[1]=&zval_resulttype;
	dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "fbsql_fetch_array", &returned_zval, number_of_arguments, arguments);
	if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_ARRAY) {
		if (returned_zval) zval_ptr_dtor(&returned_zval);
		FREE_ZVAL(zval_resulttype);
		return 0;
	}
	FREE_ZVAL(zval_resulttype);
	MOVE_RETURNED_TO_RV(rv, returned_zval);
	return 1;
}

int dbx_fbsql_error(zval **rv, zval **dbx_handle, INTERNAL_FUNCTION_PARAMETERS)
{
	/* returns string */
	int number_of_arguments=1;
	zval **arguments[1];
	zval *returned_zval=NULL;

	arguments[0]=dbx_handle;
	if (!dbx_handle) number_of_arguments=0;
	dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "fbsql_error", &returned_zval, number_of_arguments, arguments);
	if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_STRING) {
		if (returned_zval) zval_ptr_dtor(&returned_zval);
		return 0;
	}
	MOVE_RETURNED_TO_RV(rv, returned_zval);
	return 1;
}

int dbx_fbsql_esc(zval **rv, zval **dbx_handle, zval **string, INTERNAL_FUNCTION_PARAMETERS)
{
	/* returns escaped string */
	/* replace \ with \\ */
	/*         ' with '' */
	char * str;
	int len;
	char * tmpstr;
	int tmplen;

	if (Z_STRLEN_PP(string) == 0) {
		ZVAL_EMPTY_STRING(*rv);
		return 1;
	}
	tmpstr = estrdup(Z_STRVAL_PP(string));
	tmplen = Z_STRLEN_PP(string);
	/* php_str_to_str uses a smart_str that allocates memory */
	/* this memory must be freed or passed on to rv */
	str = php_str_to_str(tmpstr, tmplen, "'", 1, "''", 2, &len);
	efree(tmpstr);

	ZVAL_STRINGL(*rv, str, len, 0);

	return 1;
}

/*
 * Local variables:
 * tab-width: 4
 * c-basic-offset: 4
 * End:
 */