Annotation of embedaddon/php/ext/pdo_oci/oci_driver.c, revision 1.1.1.1
1.1 misho 1: /*
2: +----------------------------------------------------------------------+
3: | PHP Version 5 |
4: +----------------------------------------------------------------------+
5: | Copyright (c) 1997-2012 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: Wez Furlong <wez@php.net> |
16: +----------------------------------------------------------------------+
17: */
18:
19: /* $Id: oci_driver.c 321634 2012-01-01 13:15:04Z felipe $ */
20:
21: #ifdef HAVE_CONFIG_H
22: #include "config.h"
23: #endif
24:
25: #include "php.h"
26: #include "php_ini.h"
27: #include "ext/standard/info.h"
28: #include "pdo/php_pdo.h"
29: #include "pdo/php_pdo_driver.h"
30: #include "php_pdo_oci.h"
31: #include "php_pdo_oci_int.h"
32: #include "Zend/zend_exceptions.h"
33:
34: static inline ub4 pdo_oci_sanitize_prefetch(long prefetch);
35:
36: static int pdo_oci_fetch_error_func(pdo_dbh_t *dbh, pdo_stmt_t *stmt, zval *info TSRMLS_DC) /* {{{ */
37: {
38: pdo_oci_db_handle *H = (pdo_oci_db_handle *)dbh->driver_data;
39: pdo_oci_error_info *einfo;
40:
41: einfo = &H->einfo;
42:
43: if (stmt) {
44: pdo_oci_stmt *S = (pdo_oci_stmt*)stmt->driver_data;
45:
46: if (S->einfo.errmsg) {
47: einfo = &S->einfo;
48: }
49: }
50:
51: if (einfo->errcode) {
52: add_next_index_long(info, einfo->errcode);
53: add_next_index_string(info, einfo->errmsg, 1);
54: }
55:
56: return 1;
57: }
58: /* }}} */
59:
60: ub4 _oci_error(OCIError *err, pdo_dbh_t *dbh, pdo_stmt_t *stmt, char *what, sword status, int isinit, const char *file, int line TSRMLS_DC) /* {{{ */
61: {
62: text errbuf[1024] = "<<Unknown>>";
63: char tmp_buf[2048];
64: pdo_oci_db_handle *H = (pdo_oci_db_handle *)dbh->driver_data;
65: pdo_oci_error_info *einfo;
66: pdo_oci_stmt *S = NULL;
67: pdo_error_type *pdo_err = &dbh->error_code;
68:
69: if (stmt) {
70: S = (pdo_oci_stmt*)stmt->driver_data;
71: einfo = &S->einfo;
72: pdo_err = &stmt->error_code;
73: }
74: else {
75: einfo = &H->einfo;
76: }
77:
78: if (einfo->errmsg) {
79: pefree(einfo->errmsg, dbh->is_persistent);
80: }
81:
82: einfo->errmsg = NULL;
83: einfo->errcode = 0;
84: einfo->file = file;
85: einfo->line = line;
86:
87: if (isinit) { /* Initialization error */
88: strcpy(*pdo_err, "HY000");
89: slprintf(tmp_buf, sizeof(tmp_buf), "%s (%s:%d)", what, file, line);
90: einfo->errmsg = pestrdup(tmp_buf, dbh->is_persistent);
91: }
92: else {
93: switch (status) {
94: case OCI_SUCCESS:
95: strcpy(*pdo_err, "00000");
96: break;
97: case OCI_ERROR:
98: OCIErrorGet(err, (ub4)1, NULL, &einfo->errcode, errbuf, (ub4)sizeof(errbuf), OCI_HTYPE_ERROR);
99: slprintf(tmp_buf, sizeof(tmp_buf), "%s: %s (%s:%d)", what, errbuf, file, line);
100: einfo->errmsg = pestrdup(tmp_buf, dbh->is_persistent);
101: break;
102: case OCI_SUCCESS_WITH_INFO:
103: OCIErrorGet(err, (ub4)1, NULL, &einfo->errcode, errbuf, (ub4)sizeof(errbuf), OCI_HTYPE_ERROR);
104: slprintf(tmp_buf, sizeof(tmp_buf), "%s: OCI_SUCCESS_WITH_INFO: %s (%s:%d)", what, errbuf, file, line);
105: einfo->errmsg = pestrdup(tmp_buf, dbh->is_persistent);
106: break;
107: case OCI_NEED_DATA:
108: slprintf(tmp_buf, sizeof(tmp_buf), "%s: OCI_NEED_DATA (%s:%d)", what, file, line);
109: einfo->errmsg = pestrdup(tmp_buf, dbh->is_persistent);
110: break;
111: case OCI_NO_DATA:
112: slprintf(tmp_buf, sizeof(tmp_buf), "%s: OCI_NO_DATA (%s:%d)", what, file, line);
113: einfo->errmsg = pestrdup(tmp_buf, dbh->is_persistent);
114: break;
115: case OCI_INVALID_HANDLE:
116: slprintf(tmp_buf, sizeof(tmp_buf), "%s: OCI_INVALID_HANDLE (%s:%d)", what, file, line);
117: einfo->errmsg = pestrdup(tmp_buf, dbh->is_persistent);
118: break;
119: case OCI_STILL_EXECUTING:
120: slprintf(tmp_buf, sizeof(tmp_buf), "%s: OCI_STILL_EXECUTING (%s:%d)", what, file, line);
121: einfo->errmsg = pestrdup(tmp_buf, dbh->is_persistent);
122: break;
123: case OCI_CONTINUE:
124: slprintf(tmp_buf, sizeof(tmp_buf), "%s: OCI_CONTINUE (%s:%d)", what, file, line);
125: einfo->errmsg = pestrdup(tmp_buf, dbh->is_persistent);
126: break;
127: }
128:
129: if (einfo->errcode) {
130: switch (einfo->errcode) {
131: case 1013: /* user requested cancel of current operation */
132: zend_bailout();
133: break;
134:
135: #if 0
136: case 955: /* ORA-00955: name is already used by an existing object */
137: *pdo_err = PDO_ERR_ALREADY_EXISTS;
138: break;
139: #endif
140:
141: case 12154: /* ORA-12154: TNS:could not resolve service name */
142: strcpy(*pdo_err, "42S02");
143: break;
144:
145: case 22: /* ORA-00022: invalid session id */
146: case 378:
147: case 602:
148: case 603:
149: case 604:
150: case 609:
151: case 1012: /* ORA-01012: */
152: case 1033:
153: case 1041:
154: case 1043:
155: case 1089:
156: case 1090:
157: case 1092:
158: case 3113: /* ORA-03133: end of file on communication channel */
159: case 3114:
160: case 3122:
161: case 3135:
162: case 12153:
163: case 27146:
164: case 28511:
165: /* consider the connection closed */
166: dbh->is_closed = 1;
167: H->attached = 0;
168: strcpy(*pdo_err, "01002"); /* FIXME */
169: break;
170:
171: default:
172: strcpy(*pdo_err, "HY000");
173: }
174: }
175:
176: if (stmt) {
177: /* always propogate the error code back up to the dbh,
178: * so that we can catch the error information when execute
179: * is called via query. See Bug #33707 */
180: if (H->einfo.errmsg) {
181: pefree(H->einfo.errmsg, dbh->is_persistent);
182: }
183: H->einfo = *einfo;
184: H->einfo.errmsg = einfo->errmsg ? pestrdup(einfo->errmsg, dbh->is_persistent) : NULL;
185: strcpy(dbh->error_code, stmt->error_code);
186: }
187: }
188:
189: /* little mini hack so that we can use this code from the dbh ctor */
190: if (!dbh->methods) {
191: zend_throw_exception_ex(php_pdo_get_exception(), einfo->errcode TSRMLS_CC, "SQLSTATE[%s]: %s", *pdo_err, einfo->errmsg);
192: }
193:
194: return einfo->errcode;
195: }
196: /* }}} */
197:
198: static int oci_handle_closer(pdo_dbh_t *dbh TSRMLS_DC) /* {{{ */
199: {
200: pdo_oci_db_handle *H = (pdo_oci_db_handle *)dbh->driver_data;
201:
202: if (H->svc) {
203: /* rollback any outstanding work */
204: OCITransRollback(H->svc, H->err, 0);
205: }
206:
207: if (H->session) {
208: OCIHandleFree(H->session, OCI_HTYPE_SESSION);
209: H->session = NULL;
210: }
211:
212: if (H->svc) {
213: OCIHandleFree(H->svc, OCI_HTYPE_SVCCTX);
214: H->svc = NULL;
215: }
216:
217: if (H->server && H->attached) {
218: H->last_err = OCIServerDetach(H->server, H->err, OCI_DEFAULT);
219: if (H->last_err) {
220: oci_drv_error("OCIServerDetach");
221: }
222: H->attached = 0;
223: }
224:
225: if (H->server) {
226: OCIHandleFree(H->server, OCI_HTYPE_SERVER);
227: H->server = NULL;
228: }
229:
230: OCIHandleFree(H->err, OCI_HTYPE_ERROR);
231: H->err = NULL;
232:
233: if (H->charset && H->env) {
234: OCIHandleFree(H->env, OCI_HTYPE_ENV);
235: H->env = NULL;
236: }
237:
238: if (H->einfo.errmsg) {
239: pefree(H->einfo.errmsg, dbh->is_persistent);
240: H->einfo.errmsg = NULL;
241: }
242:
243: pefree(H, dbh->is_persistent);
244:
245: return 0;
246: }
247: /* }}} */
248:
249: static int oci_handle_preparer(pdo_dbh_t *dbh, const char *sql, long sql_len, pdo_stmt_t *stmt, zval *driver_options TSRMLS_DC) /* {{{ */
250: {
251: pdo_oci_db_handle *H = (pdo_oci_db_handle *)dbh->driver_data;
252: pdo_oci_stmt *S = ecalloc(1, sizeof(*S));
253: ub4 prefetch;
254: char *nsql = NULL;
255: int nsql_len = 0;
256: int ret;
257:
258: #if HAVE_OCISTMTFETCH2
259: S->exec_type = pdo_attr_lval(driver_options, PDO_ATTR_CURSOR,
260: PDO_CURSOR_FWDONLY TSRMLS_CC) == PDO_CURSOR_SCROLL ?
261: OCI_STMT_SCROLLABLE_READONLY : OCI_DEFAULT;
262: #else
263: S->exec_type = OCI_DEFAULT;
264: #endif
265:
266: S->H = H;
267: stmt->supports_placeholders = PDO_PLACEHOLDER_NAMED;
268: ret = pdo_parse_params(stmt, (char*)sql, sql_len, &nsql, &nsql_len TSRMLS_CC);
269:
270: if (ret == 1) {
271: /* query was re-written */
272: sql = nsql;
273: sql_len = nsql_len;
274: } else if (ret == -1) {
275: /* couldn't grok it */
276: strcpy(dbh->error_code, stmt->error_code);
277: efree(S);
278: return 0;
279: }
280:
281: /* create an OCI statement handle */
282: OCIHandleAlloc(H->env, (dvoid*)&S->stmt, OCI_HTYPE_STMT, 0, NULL);
283:
284: /* and our own private error handle */
285: OCIHandleAlloc(H->env, (dvoid*)&S->err, OCI_HTYPE_ERROR, 0, NULL);
286:
287: if (sql_len) {
288: H->last_err = OCIStmtPrepare(S->stmt, H->err, (text*)sql, sql_len, OCI_NTV_SYNTAX, OCI_DEFAULT);
289: if (nsql) {
290: efree(nsql);
291: nsql = NULL;
292: }
293: if (H->last_err) {
294: H->last_err = oci_drv_error("OCIStmtPrepare");
295: OCIHandleFree(S->stmt, OCI_HTYPE_STMT);
296: OCIHandleFree(S->err, OCI_HTYPE_ERROR);
297: efree(S);
298: return 0;
299: }
300:
301: }
302:
303: prefetch = pdo_oci_sanitize_prefetch(pdo_attr_lval(driver_options, PDO_ATTR_PREFETCH, PDO_OCI_PREFETCH_DEFAULT TSRMLS_CC));
304: if (prefetch) {
305: H->last_err = OCIAttrSet(S->stmt, OCI_HTYPE_STMT, &prefetch, 0,
306: OCI_ATTR_PREFETCH_ROWS, H->err);
307: if (!H->last_err) {
308: prefetch *= PDO_OCI_PREFETCH_ROWSIZE;
309: H->last_err = OCIAttrSet(S->stmt, OCI_HTYPE_STMT, &prefetch, 0,
310: OCI_ATTR_PREFETCH_MEMORY, H->err);
311: }
312: }
313:
314: stmt->driver_data = S;
315: stmt->methods = &oci_stmt_methods;
316: if (nsql) {
317: efree(nsql);
318: nsql = NULL;
319: }
320:
321: return 1;
322: }
323: /* }}} */
324:
325: static long oci_handle_doer(pdo_dbh_t *dbh, const char *sql, long sql_len TSRMLS_DC) /* {{{ */
326: {
327: pdo_oci_db_handle *H = (pdo_oci_db_handle *)dbh->driver_data;
328: OCIStmt *stmt;
329: ub2 stmt_type;
330: ub4 rowcount;
331: int ret = -1;
332:
333: OCIHandleAlloc(H->env, (dvoid*)&stmt, OCI_HTYPE_STMT, 0, NULL);
334:
335: H->last_err = OCIStmtPrepare(stmt, H->err, (text*)sql, sql_len, OCI_NTV_SYNTAX, OCI_DEFAULT);
336: if (H->last_err) {
337: H->last_err = oci_drv_error("OCIStmtPrepare");
338: OCIHandleFree(stmt, OCI_HTYPE_STMT);
339: return -1;
340: }
341:
342: H->last_err = OCIAttrGet(stmt, OCI_HTYPE_STMT, &stmt_type, 0, OCI_ATTR_STMT_TYPE, H->err);
343:
344: if (stmt_type == OCI_STMT_SELECT) {
345: /* invalid usage; cancel it */
346: OCIHandleFree(stmt, OCI_HTYPE_STMT);
347: php_error_docref(NULL TSRMLS_CC, E_WARNING, "issuing a SELECT query here is invalid");
348: return -1;
349: }
350:
351: /* now we are good to go */
352: H->last_err = OCIStmtExecute(H->svc, stmt, H->err, 1, 0, NULL, NULL,
353: (dbh->auto_commit && !dbh->in_txn) ? OCI_COMMIT_ON_SUCCESS : OCI_DEFAULT);
354:
355: if (H->last_err) {
356: H->last_err = oci_drv_error("OCIStmtExecute");
357: } else {
358: /* return the number of affected rows */
359: H->last_err = OCIAttrGet(stmt, OCI_HTYPE_STMT, &rowcount, 0, OCI_ATTR_ROW_COUNT, H->err);
360: ret = rowcount;
361: }
362:
363: OCIHandleFree(stmt, OCI_HTYPE_STMT);
364:
365: return ret;
366: }
367: /* }}} */
368:
369: static int oci_handle_quoter(pdo_dbh_t *dbh, const char *unquoted, int unquotedlen, char **quoted, int *quotedlen, enum pdo_param_type paramtype TSRMLS_DC) /* {{{ */
370: {
371: int qcount = 0;
372: char const *cu, *l, *r;
373: char *c;
374:
375: if (!unquotedlen) {
376: *quotedlen = 2;
377: *quoted = emalloc(*quotedlen+1);
378: strcpy(*quoted, "''");
379: return 1;
380: }
381:
382: /* count single quotes */
383: for (cu = unquoted; (cu = strchr(cu,'\'')); qcount++, cu++)
384: ; /* empty loop */
385:
386: *quotedlen = unquotedlen + qcount + 2;
387: *quoted = c = emalloc(*quotedlen+1);
388: *c++ = '\'';
389:
390: /* foreach (chunk that ends in a quote) */
391: for (l = unquoted; (r = strchr(l,'\'')); l = r+1) {
392: strncpy(c, l, r-l+1);
393: c += (r-l+1);
394: *c++ = '\''; /* add second quote */
395: }
396:
397: /* Copy remainder and add enclosing quote */
398: strncpy(c, l, *quotedlen-(c-*quoted)-1);
399: (*quoted)[*quotedlen-1] = '\'';
400: (*quoted)[*quotedlen] = '\0';
401:
402: return 1;
403: }
404: /* }}} */
405:
406: static int oci_handle_begin(pdo_dbh_t *dbh TSRMLS_DC) /* {{{ */
407: {
408: /* with Oracle, there is nothing special to be done */
409: return 1;
410: }
411: /* }}} */
412:
413: static int oci_handle_commit(pdo_dbh_t *dbh TSRMLS_DC) /* {{{ */
414: {
415: pdo_oci_db_handle *H = (pdo_oci_db_handle *)dbh->driver_data;
416:
417: H->last_err = OCITransCommit(H->svc, H->err, 0);
418:
419: if (H->last_err) {
420: H->last_err = oci_drv_error("OCITransCommit");
421: return 0;
422: }
423: return 1;
424: }
425: /* }}} */
426:
427: static int oci_handle_rollback(pdo_dbh_t *dbh TSRMLS_DC) /* {{{ */
428: {
429: pdo_oci_db_handle *H = (pdo_oci_db_handle *)dbh->driver_data;
430:
431: H->last_err = OCITransRollback(H->svc, H->err, 0);
432:
433: if (H->last_err) {
434: H->last_err = oci_drv_error("OCITransRollback");
435: return 0;
436: }
437: return 1;
438: }
439: /* }}} */
440:
441: static int oci_handle_set_attribute(pdo_dbh_t *dbh, long attr, zval *val TSRMLS_DC) /* {{{ */
442: {
443: pdo_oci_db_handle *H = (pdo_oci_db_handle *)dbh->driver_data;
444:
445: if (attr == PDO_ATTR_AUTOCOMMIT) {
446: if (dbh->in_txn) {
447: /* Assume they want to commit whatever is outstanding */
448: H->last_err = OCITransCommit(H->svc, H->err, 0);
449:
450: if (H->last_err) {
451: H->last_err = oci_drv_error("OCITransCommit");
452: return 0;
453: }
454: dbh->in_txn = 0;
455: }
456:
457: convert_to_long(val);
458:
459: dbh->auto_commit = Z_LVAL_P(val);
460: return 1;
461: } else {
462: return 0;
463: }
464:
465: }
466: /* }}} */
467:
468: static int oci_handle_get_attribute(pdo_dbh_t *dbh, long attr, zval *return_value TSRMLS_DC) /* {{{ */
469: {
470: pdo_oci_db_handle *H = (pdo_oci_db_handle *)dbh->driver_data;
471:
472: switch (attr) {
473: case PDO_ATTR_SERVER_VERSION:
474: case PDO_ATTR_SERVER_INFO:
475: {
476: text infostr[512];
477: char verstr[15];
478: ub4 vernum;
479:
480: if (OCIServerRelease(H->svc, H->err, infostr, (ub4)sizeof(infostr), (ub1)OCI_HTYPE_SVCCTX, &vernum))
481: {
482: ZVAL_STRING(return_value, "<<Unknown>>", 1);
483: } else {
484: if (attr == PDO_ATTR_SERVER_INFO) {
485: ZVAL_STRING(return_value, (char *)infostr, 1);
486: } else {
487: slprintf(verstr, sizeof(verstr), "%d.%d.%d.%d.%d",
488: (int)((vernum>>24) & 0xFF), /* version number */
489: (int)((vernum>>20) & 0x0F), /* release number*/
490: (int)((vernum>>12) & 0xFF), /* update number */
491: (int)((vernum>>8) & 0x0F), /* port release number */
492: (int)((vernum>>0) & 0xFF)); /* port update number */
493:
494: ZVAL_STRING(return_value, verstr, 1);
495: }
496: }
497: return TRUE;
498: }
499:
500: case PDO_ATTR_CLIENT_VERSION:
501: {
502: #if OCI_MAJOR_VERSION > 10 || (OCI_MAJOR_VERSION == 10 && OCI_MINOR_VERSION >= 2)
503: /* Run time client version */
504: sword major, minor, update, patch, port_update;
505: char verstr[15];
506:
507: OCIClientVersion(&major, &minor, &update, &patch, &port_update);
508: slprintf(verstr, sizeof(verstr), "%d.%d.%d.%d.%d", major, minor, update, patch, port_update);
509: ZVAL_STRING(return_value, verstr, 1);
510: #elif defined(PHP_PDO_OCI_CLIENT_VERSION)
511: /* Compile time client version */
512: ZVAL_STRING(return_value, PHP_PDO_OCI_CLIENT_VERSION, 1);
513: #else
514: return FALSE;
515:
516: #endif /* Check for OCIClientVersion() support */
517:
518: return TRUE;
519: }
520:
521: case PDO_ATTR_AUTOCOMMIT:
522: ZVAL_BOOL(return_value, dbh->auto_commit);
523: return TRUE;
524:
525: default:
526: return FALSE;
527:
528: }
529: return FALSE;
530:
531: }
532: /* }}} */
533:
534: static int pdo_oci_check_liveness(pdo_dbh_t *dbh TSRMLS_DC) /* {{{ */
535: {
536: pdo_oci_db_handle *H = (pdo_oci_db_handle *)dbh->driver_data;
537: sb4 error_code = 0;
538: char version[256];
539:
540: /* TODO move attached check to PDO level */
541: if (H->attached == 0) {
542: return FAILURE;
543: }
544: /* TODO add persistent_timeout check at PDO level */
545:
546:
547: /* Use OCIPing instead of OCIServerVersion. If OCIPing returns ORA-1010 (invalid OCI operation)
548: * such as from Pre-10.1 servers, the error is still from the server and we would have
549: * successfully performed a roundtrip and validated the connection. Use OCIServerVersion for
550: * Pre-10.2 clients
551: */
552: #if ((OCI_MAJOR_VERSION > 10) || ((OCI_MAJOR_VERSION == 10) && (OCI_MINOR_VERSION >= 2))) /* OCIPing available 10.2 onwards */
553: H->last_err = OCIPing (H->svc, H->err, OCI_DEFAULT);
554: #else
555: /* use good old OCIServerVersion() */
556: H->last_err = OCIServerVersion (H->svc, H->err, (text *)version, sizeof(version), OCI_HTYPE_SVCCTX);
557: #endif
558: if (H->last_err == OCI_SUCCESS) {
559: return SUCCESS;
560: }
561:
562: OCIErrorGet (H->err, (ub4)1, NULL, &error_code, NULL, 0, OCI_HTYPE_ERROR);
563:
564: if (error_code == 1010) {
565: return SUCCESS;
566: }
567: return FAILURE;
568: }
569: /* }}} */
570:
571: static struct pdo_dbh_methods oci_methods = {
572: oci_handle_closer,
573: oci_handle_preparer,
574: oci_handle_doer,
575: oci_handle_quoter,
576: oci_handle_begin,
577: oci_handle_commit,
578: oci_handle_rollback,
579: oci_handle_set_attribute,
580: NULL,
581: pdo_oci_fetch_error_func,
582: oci_handle_get_attribute,
583: pdo_oci_check_liveness, /* check_liveness */
584: NULL /* get_driver_methods */
585: };
586:
587: static int pdo_oci_handle_factory(pdo_dbh_t *dbh, zval *driver_options TSRMLS_DC) /* {{{ */
588: {
589: pdo_oci_db_handle *H;
590: int i, ret = 0;
591: struct pdo_data_src_parser vars[] = {
592: { "charset", NULL, 0 },
593: { "dbname", "", 0 }
594: };
595:
596: php_pdo_parse_data_source(dbh->data_source, dbh->data_source_len, vars, 2);
597:
598: H = pecalloc(1, sizeof(*H), dbh->is_persistent);
599: dbh->driver_data = H;
600:
601: /* allocate an environment */
602: #if HAVE_OCIENVNLSCREATE
603: if (vars[0].optval) {
604: H->charset = OCINlsCharSetNameToId(pdo_oci_Env, (const oratext *)vars[0].optval);
605: if (!H->charset) {
606: oci_init_error("OCINlsCharSetNameToId: unknown character set name");
607: goto cleanup;
608: } else {
609: if (OCIEnvNlsCreate(&H->env, PDO_OCI_INIT_MODE, 0, NULL, NULL, NULL, 0, NULL, H->charset, H->charset) != OCI_SUCCESS) {
610: oci_init_error("OCIEnvNlsCreate: Check the character set is valid and that PHP has access to Oracle libraries and NLS data");
611: goto cleanup;
612: }
613: }
614: }
615: #endif
616: if (H->env == NULL) {
617: /* use the global environment */
618: H->env = pdo_oci_Env;
619: }
620:
621: /* something to hold errors */
622: OCIHandleAlloc(H->env, (dvoid **)&H->err, OCI_HTYPE_ERROR, 0, NULL);
623:
624: /* handle for the server */
625: OCIHandleAlloc(H->env, (dvoid **)&H->server, OCI_HTYPE_SERVER, 0, NULL);
626:
627: H->last_err = OCIServerAttach(H->server, H->err, (text*)vars[1].optval,
628: strlen(vars[1].optval), OCI_DEFAULT);
629:
630: if (H->last_err) {
631: oci_drv_error("pdo_oci_handle_factory");
632: goto cleanup;
633: }
634:
635: H->attached = 1;
636:
637: /* create a service context */
638: H->last_err = OCIHandleAlloc(H->env, (dvoid**)&H->svc, OCI_HTYPE_SVCCTX, 0, NULL);
639: if (H->last_err) {
640: oci_drv_error("OCIHandleAlloc: OCI_HTYPE_SVCCTX");
641: goto cleanup;
642: }
643:
644: H->last_err = OCIHandleAlloc(H->env, (dvoid**)&H->session, OCI_HTYPE_SESSION, 0, NULL);
645: if (H->last_err) {
646: oci_drv_error("OCIHandleAlloc: OCI_HTYPE_SESSION");
647: goto cleanup;
648: }
649:
650: /* set server handle into service handle */
651: H->last_err = OCIAttrSet(H->svc, OCI_HTYPE_SVCCTX, H->server, 0, OCI_ATTR_SERVER, H->err);
652: if (H->last_err) {
653: oci_drv_error("OCIAttrSet: OCI_ATTR_SERVER");
654: goto cleanup;
655: }
656:
657: /* username */
658: if (dbh->username) {
659: H->last_err = OCIAttrSet(H->session, OCI_HTYPE_SESSION,
660: dbh->username, strlen(dbh->username),
661: OCI_ATTR_USERNAME, H->err);
662: if (H->last_err) {
663: oci_drv_error("OCIAttrSet: OCI_ATTR_USERNAME");
664: goto cleanup;
665: }
666: }
667:
668: /* password */
669: if (dbh->password) {
670: H->last_err = OCIAttrSet(H->session, OCI_HTYPE_SESSION,
671: dbh->password, strlen(dbh->password),
672: OCI_ATTR_PASSWORD, H->err);
673: if (H->last_err) {
674: oci_drv_error("OCIAttrSet: OCI_ATTR_PASSWORD");
675: goto cleanup;
676: }
677: }
678:
679: /* Now fire up the session */
680: H->last_err = OCISessionBegin(H->svc, H->err, H->session, OCI_CRED_RDBMS, OCI_DEFAULT);
681: if (H->last_err) {
682: oci_drv_error("OCISessionBegin");
683: goto cleanup;
684: }
685:
686: /* set the server handle into service handle */
687: H->last_err = OCIAttrSet(H->svc, OCI_HTYPE_SVCCTX, H->session, 0, OCI_ATTR_SESSION, H->err);
688: if (H->last_err) {
689: oci_drv_error("OCIAttrSet: OCI_ATTR_SESSION");
690: goto cleanup;
691: }
692:
693: dbh->methods = &oci_methods;
694: dbh->alloc_own_columns = 1;
695: dbh->native_case = PDO_CASE_UPPER;
696:
697: ret = 1;
698:
699: cleanup:
700: for (i = 0; i < sizeof(vars)/sizeof(vars[0]); i++) {
701: if (vars[i].freeme) {
702: efree(vars[i].optval);
703: }
704: }
705:
706: if (!ret) {
707: oci_handle_closer(dbh TSRMLS_CC);
708: }
709:
710: return ret;
711: }
712: /* }}} */
713:
714: pdo_driver_t pdo_oci_driver = {
715: PDO_DRIVER_HEADER(oci),
716: pdo_oci_handle_factory
717: };
718:
719: static inline ub4 pdo_oci_sanitize_prefetch(long prefetch) /* {{{ */
720: {
721: if (prefetch < 0) {
722: prefetch = 0;
723: } else if (prefetch > UB4MAXVAL / PDO_OCI_PREFETCH_ROWSIZE) {
724: prefetch = PDO_OCI_PREFETCH_DEFAULT;
725: }
726: return ((ub4)prefetch);
727: }
728: /* }}} */
729:
730:
731: /*
732: * Local variables:
733: * tab-width: 4
734: * c-basic-offset: 4
735: * End:
736: * vim600: noet sw=4 ts=4 fdm=marker
737: * vim<600: noet sw=4 ts=4
738: */
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