This source file includes following definitions.
- pdo_dblib_get_field_name
- pdo_dblib_stmt_cursor_closer
- pdo_dblib_stmt_dtor
- pdo_dblib_stmt_next_rowset
- pdo_dblib_stmt_execute
- pdo_dblib_stmt_fetch
- pdo_dblib_stmt_describe
- pdo_dblib_stmt_get_col
- pdo_dblib_stmt_param_hook
- pdo_dblib_stmt_get_column_meta
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22 #ifdef HAVE_CONFIG_H
23 # include "config.h"
24 #endif
25
26 #include "php.h"
27 #include "php_ini.h"
28 #include "ext/standard/php_string.h"
29 #include "ext/standard/info.h"
30 #include "pdo/php_pdo.h"
31 #include "pdo/php_pdo_driver.h"
32 #include "php_pdo_dblib.h"
33 #include "php_pdo_dblib_int.h"
34 #include "zend_exceptions.h"
35
36
37
38
39
40
41
42 static char *pdo_dblib_get_field_name(int type)
43 {
44
45
46
47
48
49
50
51
52 switch (type) {
53 case 31: return "nvarchar";
54 case 34: return "image";
55 case 35: return "text";
56 case 36: return "uniqueidentifier";
57 case 37: return "varbinary";
58 case 38: return "bigint";
59 case 39: return "varchar";
60 case 40: return "date";
61 case 41: return "time";
62 case 42: return "datetime2";
63 case 43: return "datetimeoffset";
64 case 45: return "binary";
65 case 47: return "char";
66 case 48: return "tinyint";
67 case 50: return "bit";
68 case 52: return "smallint";
69 case 55: return "decimal";
70 case 56: return "int";
71 case 58: return "smalldatetime";
72 case 59: return "real";
73 case 60: return "money";
74 case 61: return "datetime";
75 case 62: return "float";
76 case 63: return "numeric";
77 case 98: return "sql_variant";
78 case 99: return "ntext";
79 case 104: return "bit";
80 case 106: return "decimal";
81 case 108: return "numeric";
82 case 122: return "smallmoney";
83 case 127: return "bigint";
84 case 165: return "varbinary";
85 case 167: return "varchar";
86 case 173: return "binary";
87 case 175: return "char";
88 case 189: return "timestamp";
89 case 231: return "nvarchar";
90 case 239: return "nchar";
91 case 240: return "geometry";
92 case 241: return "xml";
93 default: return "unknown";
94 }
95 }
96
97
98 static int pdo_dblib_stmt_cursor_closer(pdo_stmt_t *stmt)
99 {
100 pdo_dblib_stmt *S = (pdo_dblib_stmt*)stmt->driver_data;
101 pdo_dblib_db_handle *H = S->H;
102
103
104 dbcancel(H->link);
105
106 return 1;
107 }
108
109 static int pdo_dblib_stmt_dtor(pdo_stmt_t *stmt)
110 {
111 pdo_dblib_stmt *S = (pdo_dblib_stmt*)stmt->driver_data;
112
113 efree(S);
114
115 return 1;
116 }
117
118 static int pdo_dblib_stmt_next_rowset(pdo_stmt_t *stmt)
119 {
120 pdo_dblib_stmt *S = (pdo_dblib_stmt*)stmt->driver_data;
121 pdo_dblib_db_handle *H = S->H;
122 RETCODE ret;
123
124 ret = dbresults(H->link);
125
126 if (FAIL == ret) {
127 pdo_raise_impl_error(stmt->dbh, stmt, "HY000", "PDO_DBLIB: dbresults() returned FAIL");
128 return 0;
129 }
130
131 if(NO_MORE_RESULTS == ret) {
132 return 0;
133 }
134
135 stmt->row_count = DBCOUNT(H->link);
136 stmt->column_count = dbnumcols(H->link);
137
138 return 1;
139 }
140
141 static int pdo_dblib_stmt_execute(pdo_stmt_t *stmt)
142 {
143 pdo_dblib_stmt *S = (pdo_dblib_stmt*)stmt->driver_data;
144 pdo_dblib_db_handle *H = S->H;
145 RETCODE ret;
146
147 dbsetuserdata(H->link, (BYTE*) &S->err);
148
149 pdo_dblib_stmt_cursor_closer(stmt);
150
151 if (FAIL == dbcmd(H->link, stmt->active_query_string)) {
152 return 0;
153 }
154
155 if (FAIL == dbsqlexec(H->link)) {
156 return 0;
157 }
158
159 ret = pdo_dblib_stmt_next_rowset(stmt);
160
161 stmt->row_count = DBCOUNT(H->link);
162 stmt->column_count = dbnumcols(H->link);
163
164 return 1;
165 }
166
167 static int pdo_dblib_stmt_fetch(pdo_stmt_t *stmt,
168 enum pdo_fetch_orientation ori, zend_long offset)
169 {
170
171 RETCODE ret;
172
173 pdo_dblib_stmt *S = (pdo_dblib_stmt*)stmt->driver_data;
174 pdo_dblib_db_handle *H = S->H;
175
176 ret = dbnextrow(H->link);
177
178 if (FAIL == ret) {
179 pdo_raise_impl_error(stmt->dbh, stmt, "HY000", "PDO_DBLIB: dbnextrow() returned FAIL");
180 return 0;
181 }
182
183 if(NO_MORE_ROWS == ret) {
184 return 0;
185 }
186
187 return 1;
188 }
189
190 static int pdo_dblib_stmt_describe(pdo_stmt_t *stmt, int colno)
191 {
192 pdo_dblib_stmt *S = (pdo_dblib_stmt*)stmt->driver_data;
193 pdo_dblib_db_handle *H = S->H;
194 struct pdo_column_data *col;
195 char *fname;
196
197 if(colno >= stmt->column_count || colno < 0) {
198 return FAILURE;
199 }
200
201 col = &stmt->columns[colno];
202 fname = (char*)dbcolname(H->link, colno+1);
203
204 if (fname && *fname) {
205 col->name = zend_string_init(fname, strlen(fname), 0);
206 } else {
207 char buf[16];
208 int len;
209
210 len = snprintf(buf, sizeof(buf), "computed%d", colno);
211 col->name = zend_string_init(buf, len, 0);
212 }
213
214 col->maxlen = dbcollen(H->link, colno+1);
215 col->param_type = PDO_PARAM_STR;
216
217 return 1;
218 }
219
220 static int pdo_dblib_stmt_get_col(pdo_stmt_t *stmt, int colno, char **ptr,
221 zend_ulong *len, int *caller_frees)
222 {
223
224 pdo_dblib_stmt *S = (pdo_dblib_stmt*)stmt->driver_data;
225 pdo_dblib_db_handle *H = S->H;
226
227 int coltype;
228 unsigned int tmp_len;
229 char *tmp_ptr = NULL;
230
231 coltype = dbcoltype(H->link, colno+1);
232
233 *len = dbdatlen(H->link, colno+1);
234 *ptr = dbdata(H->link, colno+1);
235
236 if (*len == 0 && *ptr == NULL) {
237 return 1;
238 }
239
240 switch (coltype) {
241 case SQLVARBINARY:
242 case SQLBINARY:
243 case SQLIMAGE:
244 case SQLTEXT:
245
246 case SQLCHAR:
247 case SQLVARCHAR:
248 tmp_ptr = emalloc(*len + 1);
249 memcpy(tmp_ptr, *ptr, *len);
250 tmp_ptr[*len] = '\0';
251 *ptr = tmp_ptr;
252 break;
253 case SQLMONEY:
254 case SQLMONEY4:
255 case SQLMONEYN: {
256 DBFLT8 money_value;
257 dbconvert(NULL, coltype, *ptr, *len, SQLFLT8, (LPBYTE)&money_value, 8);
258 *len = spprintf(&tmp_ptr, 0, "%.4f", money_value);
259 *ptr = tmp_ptr;
260 break;
261 }
262 case SQLUNIQUE: {
263 *len = 37;
264 tmp_ptr = emalloc(*len + 1);
265 *len = dbconvert(NULL, SQLUNIQUE, *ptr, *len, SQLCHAR, tmp_ptr, *len);
266 php_strtoupper(tmp_ptr, *len);
267 tmp_ptr[36] = '\0';
268 *ptr = tmp_ptr;
269 break;
270 }
271 case SQLDATETIM4:
272 case SQLDATETIME: {
273 DBDATETIME dt;
274 DBDATEREC di;
275
276 dbconvert(H->link, coltype, (BYTE*) *ptr, -1, SQLDATETIME, (LPBYTE) &dt, -1);
277 dbdatecrack(H->link, &di, &dt);
278
279 *len = spprintf((char**) &tmp_ptr, 20, "%d-%02d-%02d %02d:%02d:%02d",
280 #if defined(PHP_DBLIB_IS_MSSQL) || defined(MSDBLIB)
281 di.year, di.month, di.day, di.hour, di.minute, di.second
282 #else
283 di.dateyear, di.datemonth+1, di.datedmonth, di.datehour, di.dateminute, di.datesecond
284 #endif
285 );
286
287 *ptr = (char*) tmp_ptr;
288 break;
289 }
290 default:
291 if (dbwillconvert(coltype, SQLCHAR)) {
292 tmp_len = 32 + (2 * (*len));
293 tmp_ptr = emalloc(tmp_len);
294 *len = dbconvert(NULL, coltype, *ptr, *len, SQLCHAR, tmp_ptr, -1);
295 *ptr = tmp_ptr;
296 } else {
297 *len = 0;
298 *ptr = NULL;
299 }
300 }
301
302 *caller_frees = 1;
303
304 return 1;
305 }
306
307 static int pdo_dblib_stmt_param_hook(pdo_stmt_t *stmt, struct pdo_bound_param_data *param,
308 enum pdo_param_event event_type)
309 {
310 return 1;
311 }
312
313 static int pdo_dblib_stmt_get_column_meta(pdo_stmt_t *stmt, zend_long colno, zval *return_value)
314 {
315 pdo_dblib_stmt *S = (pdo_dblib_stmt*)stmt->driver_data;
316 pdo_dblib_db_handle *H = S->H;
317 DBTYPEINFO* dbtypeinfo;
318
319 if(colno >= stmt->column_count || colno < 0) {
320 return FAILURE;
321 }
322
323 array_init(return_value);
324
325 dbtypeinfo = dbcoltypeinfo(H->link, colno+1);
326
327 if(!dbtypeinfo) return FAILURE;
328
329 add_assoc_long(return_value, "max_length", dbcollen(H->link, colno+1) );
330 add_assoc_long(return_value, "precision", (int) dbtypeinfo->precision );
331 add_assoc_long(return_value, "scale", (int) dbtypeinfo->scale );
332 add_assoc_string(return_value, "column_source", dbcolsource(H->link, colno+1));
333 add_assoc_string(return_value, "native_type", pdo_dblib_get_field_name(dbcoltype(H->link, colno+1)));
334 add_assoc_long(return_value, "native_type_id", dbcoltype(H->link, colno+1));
335 add_assoc_long(return_value, "native_usertype_id", dbcolutype(H->link, colno+1));
336
337 return 1;
338 }
339
340
341 struct pdo_stmt_methods dblib_stmt_methods = {
342 pdo_dblib_stmt_dtor,
343 pdo_dblib_stmt_execute,
344 pdo_dblib_stmt_fetch,
345 pdo_dblib_stmt_describe,
346 pdo_dblib_stmt_get_col,
347 pdo_dblib_stmt_param_hook,
348 NULL,
349 NULL,
350 pdo_dblib_stmt_get_column_meta,
351 pdo_dblib_stmt_next_rowset,
352 pdo_dblib_stmt_cursor_closer
353 };
354