xref: /PHP-7.2/ext/oci8/php_oci8_int.h (revision 99f1f3de)
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    | Authors: Stig Sæther Bakken <ssb@php.net>                            |
16    |          Thies C. Arntzen <thies@thieso.net>                         |
17    |                                                                      |
18    | Collection support by Andy Sautins <asautins@veripost.net>           |
19    | Temporary LOB support by David Benson <dbenson@mancala.com>          |
20    | ZTS per process OCIPLogon by Harald Radi <harald.radi@nme.at>        |
21    |                                                                      |
22    | Redesigned by: Antony Dovgal <antony@zend.com>                       |
23    |                Andi Gutmans <andi@zend.com>                          |
24    |                Wez Furlong <wez@omniti.com>                          |
25    +----------------------------------------------------------------------+
26 */
27 
28 #if HAVE_OCI8
29 # ifndef PHP_OCI8_INT_H
30 #  define PHP_OCI8_INT_H
31 
32 /* {{{ misc defines */
33 # if (defined(__osf__) && defined(__alpha))
34 #  ifndef A_OSF
35 #	define A_OSF
36 #  endif
37 #  ifndef OSF1
38 #	define OSF1
39 #  endif
40 #  ifndef _INTRINSICS
41 #	define _INTRINSICS
42 #  endif
43 # endif /* osf alpha */
44 
45 #ifdef HAVE_OCI8_DTRACE
46 #include "oci8_dtrace_gen.h"
47 #endif
48 
49 #if defined(min)
50 #undef min
51 #endif
52 #if defined(max)
53 #undef max
54 #endif
55 /* }}} */
56 
57 #include "ext/standard/php_string.h"
58 #include <oci.h>
59 
60 extern int le_connection;
61 extern int le_pconnection;
62 extern int le_statement;
63 extern int le_descriptor;
64 extern int le_collection;
65 extern int le_server;
66 extern int le_session;
67 
68 extern zend_class_entry *oci_lob_class_entry_ptr;
69 extern zend_class_entry *oci_coll_class_entry_ptr;
70 
71 /* {{{ constants */
72 #define PHP_OCI_SEEK_SET 0
73 #define PHP_OCI_SEEK_CUR 1
74 #define PHP_OCI_SEEK_END 2
75 
76 #define PHP_OCI_MAX_NAME_LEN  64
77 #define PHP_OCI_MAX_DATA_SIZE INT_MAX
78 #define PHP_OCI_PIECE_SIZE	  ((64*1024)-1)
79 #define PHP_OCI_LOB_BUFFER_SIZE 1048576l  /* 1Mb seems to be the most reasonable buffer size for LOB reading */
80 
81 #define PHP_OCI_ASSOC				(1<<0)
82 #define PHP_OCI_NUM					(1<<1)
83 #define PHP_OCI_BOTH				(PHP_OCI_ASSOC|PHP_OCI_NUM)
84 
85 #define PHP_OCI_RETURN_NULLS		(1<<2)
86 #define PHP_OCI_RETURN_LOBS			(1<<3)
87 
88 #define PHP_OCI_FETCHSTATEMENT_BY_COLUMN	(1<<4)
89 #define PHP_OCI_FETCHSTATEMENT_BY_ROW		(1<<5)
90 #define PHP_OCI_FETCHSTATEMENT_BY			(PHP_OCI_FETCHSTATEMENT_BY_COLUMN | PHP_OCI_FETCHSTATEMENT_BY_ROW)
91 
92 #define PHP_OCI_LOB_BUFFER_DISABLED 0
93 #define PHP_OCI_LOB_BUFFER_ENABLED  1
94 #define PHP_OCI_LOB_BUFFER_USED     2
95 
96 #ifdef OCI_ERROR_MAXMSG_SIZE2
97 /* Bigger size is defined from 11.2.0.3 onwards */
98 #define PHP_OCI_ERRBUF_LEN OCI_ERROR_MAXMSG_SIZE2
99 #else
100 #define PHP_OCI_ERRBUF_LEN OCI_ERROR_MAXMSG_SIZE
101 #endif
102 
103 /* The mode parameter for oci_connect() is overloaded and accepts both
104  * privilege and external authentication flags OR'd together.
105  * PHP_OCI_CRED_EXT must be distinct from the OCI_xxx privilege
106  * values.
107  */
108 #define PHP_OCI_CRED_EXT                    (1<<31)
109 #if ((PHP_OCI_CRED_EXT == OCI_DEFAULT) || (PHP_OCI_CRED_EXT & (OCI_SYSOPER | OCI_SYSDBA)))
110 #error Invalid value for PHP_OCI_CRED_EXT
111 #endif
112 
113 #define PHP_OCI_IMPRES_UNKNOWN			0
114 #define PHP_OCI_IMPRES_NO_CHILDREN		1
115 #define PHP_OCI_IMPRES_HAS_CHILDREN		2
116 #define PHP_OCI_IMPRES_IS_CHILD			3
117 
118 /*
119  * Name passed to Oracle for tracing.  Note some DB views only show
120  * the first nine characters of the driver name.
121  */
122 #define PHP_OCI8_DRIVER_NAME     "PHP OCI8 : " PHP_OCI8_VERSION
123 
124 /* }}} */
125 
126 /* {{{ php_oci_spool */
127 typedef struct {
128 	zend_resource *id;					/* resource id */
129 	OCIEnv		 *env;					/* env of this session pool */
130 	OCIError	 *err;					/* pool's error handle	*/
131 	OCISPool	 *poolh;				/* pool handle */
132 	void		 *poolname;				/* session pool name */
133 	unsigned int  poolname_len;			/* length of session pool name */
134 	zend_string	 *spool_hash_key;		/* Hash key for session pool in plist */
135 } php_oci_spool;
136 /* }}} */
137 
138 /* {{{ php_oci_connection */
139 typedef struct {
140 	zend_resource  *id;							/* resource ID */
141 	OCIEnv		   *env;						/* private env handle */
142 	ub2				charset;					/* charset ID */
143 	OCIServer	   *server;						/* private server handle */
144 	OCISvcCtx	   *svc;						/* private service context handle */
145 	OCISession	   *session;					/* private session handle */
146 	OCIAuthInfo	   *authinfo;					/* Cached authinfo handle for OCISessionGet */
147 	OCIError	   *err;						/* private error handle */
148 	php_oci_spool  *private_spool;				/* private session pool (for persistent) */
149 	sb4				errcode;					/* last ORA- error number */
150 
151 	HashTable	   *descriptors;				/* descriptors hash, used to flush all the LOBs using this connection on commit */
152 	zend_ulong		descriptor_count;			/* used to index the descriptors hash table.  Not an accurate count */
153 	unsigned		is_open:1;					/* hels to determine if the connection is dead or not */
154 	unsigned		is_attached:1;				/* hels to determine if we should detach from the server when closing/freeing the connection */
155 	unsigned		is_persistent:1;			/* self-descriptive */
156 	unsigned		used_this_request:1;		/* helps to determine if we should reset connection's next ping time and check its timeout */
157 	unsigned		rb_on_disconnect:1;			/* helps to determine if we should rollback this connection on close/shutdown */
158 	unsigned		passwd_changed:1;			/* helps determine if a persistent connection hash should be invalidated after a password change */
159 	unsigned		is_stub:1;					/* flag to keep track whether the connection structure has a real OCI connection associated */
160 	unsigned		using_spool:1;				/* Is this connection from session pool? */
161 	time_t			idle_expiry;				/* time when the connection will be considered as expired */
162 	time_t		   *next_pingp;					/* (pointer to) time of the next ping */
163 	zend_string	   *hash_key;					/* hashed details of the connection */
164 #ifdef HAVE_OCI8_DTRACE
165 	char		   *client_id;					/* The oci_set_client_identifier() value */
166 #endif
167 
168 	zval		    taf_callback;				/* The Oracle TAF callback function in the userspace */
169 } php_oci_connection;
170 /* }}} */
171 
172 /* {{{ php_oci_descriptor */
173 typedef struct {
174 	zend_resource		*id;
175 	zend_ulong				 index;		            /* descriptors hash table index */
176 	php_oci_connection	*connection;			/* parent connection handle */
177 	dvoid				*descriptor;			/* OCI descriptor handle */
178 	ub4					 type;					/* descriptor type (FILE/LOB) */
179 	ub4					 lob_current_position;	/* LOB internal pointer */
180 	int					 lob_size;				/* cached LOB size. -1 = Lob wasn't initialized yet */
181 	int					 buffering;				/* cached buffering flag. 0 - off, 1 - on, 2 - on and buffer was used */
182 	ub4					 chunk_size;			/* chunk size of the LOB. 0 - unknown */
183 	ub1					 charset_form;			/* charset form, required for NCLOBs */
184 	ub2					 charset_id;			/* charset ID */
185 	unsigned			 is_open:1;				/* helps to determine if lob is open or not */
186 } php_oci_descriptor;
187 /* }}} */
188 
189 /* {{{ php_oci_lob_ctx */
190 typedef struct {
191 	char			   **lob_data;				/* address of pointer to LOB data */
192 	ub4					*lob_len;				/* address of LOB length variable (bytes) */
193 	ub4					 alloc_len;
194 } php_oci_lob_ctx;
195 /* }}} */
196 
197 /* {{{ php_oci_collection */
198 typedef struct {
199 	zend_resource		*id;
200 	php_oci_connection	*connection;			/* parent connection handle */
201 	OCIType				*tdo;					/* collection's type handle */
202 	OCITypeCode			 coll_typecode;			/* collection's typecode handle */
203 	OCIRef				*elem_ref;				/* element's reference handle */
204 	OCIType				*element_type;			/* element's type handle */
205 	OCITypeCode			 element_typecode;		/* element's typecode handle */
206 	OCIColl				*collection;			/* collection handle */
207 } php_oci_collection;
208 /* }}} */
209 
210 /* {{{ php_oci_define */
211 typedef struct {
212 	zval		 val;			/* zval used in define */
213 	text		*name;			/* placeholder's name */
214 	ub4			 name_len;		/* placeholder's name length */
215 	ub4			 type;			/* define type */
216 } php_oci_define;
217 /* }}} */
218 
219 /* {{{ php_oci_statement */
220 typedef struct {
221 	zend_resource		*id;
222 	zend_resource	 	*parent_stmtid;			/* parent statement id */
223 	struct php_oci_statement *impres_child_stmt;/* child of current Implicit Result Set statement handle */
224 	ub4                  impres_count;          /* count of remaining Implicit Result children on parent statement handle */
225 	php_oci_connection	*connection;			/* parent connection handle */
226 	sb4					 errcode;				/* last ORA- error number */
227 	OCIError			*err;					/* private error handle */
228 	OCIStmt				*stmt;					/* statement handle */
229 	char				*last_query;			/* last query issued. also used to determine if this is a statement or a refcursor received from Oracle */
230 	char                 impres_flag;           /* PHP_OCI_IMPRES_*_ */
231 	zend_long			 last_query_len;		/* last query length */
232 	HashTable			*columns;				/* hash containing all the result columns */
233 	HashTable			*binds;					/* binds hash */
234 	HashTable			*defines;				/* defines hash */
235 	int					 ncolumns;				/* number of columns in the result */
236 	unsigned			 executed:1;			/* statement executed flag */
237 	unsigned			 has_data:1;			/* statement has more data flag */
238 	unsigned			 has_descr:1;			/* statement has at least one descriptor or cursor column */
239 	ub2					 stmttype;				/* statement type */
240 	ub4                  prefetch_count;        /* current prefetch count */
241 } php_oci_statement;
242 /* }}} */
243 
244 /* {{{ php_oci_bind */
245 typedef struct {
246 	OCIBind				*bind;					/* bind handle */
247 	zval				val;					/* value */
248 	dvoid				*descriptor;			/* used for binding of LOBS etc */
249 	OCIStmt				*statement;				/* used for binding REFCURSORs */
250 	php_oci_statement	*parent_statement;		/* pointer to the parent statement */
251 	ub2 type;						/* bind type */
252 	struct {
253 		void	*elements;
254 		sb2		*indicators;
255 		ub2		*element_lengths;
256 		ub4		 current_length;
257 		ub4		 old_length;
258 		ub4		 max_length;
259 		zend_long	 type;
260 	} array;
261 	sb2					 indicator;				/* -1 means NULL */
262 	ub2					 retcode;
263 	ub4					 dummy_len;				/* a dummy var to store alenpp value in bind OUT callback */
264 } php_oci_bind;
265 /* }}} */
266 
267 /* {{{ php_oci_out_column */
268 typedef struct {
269 	php_oci_statement	*statement;				/* statement handle. used when fetching REFCURSORS */
270 	php_oci_statement	*nested_statement;		/* statement handle. used when fetching REFCURSORS */
271 	OCIDefine			*oci_define;			/* define handle */
272 	char				*name;					/* column name */
273 	ub4					 name_len;				/* column name length */
274 	ub2					 data_type;				/* column data type */
275 	ub2					 data_size;				/* data size */
276 	ub4					 storage_size4;			/* size used when allocating buffers */
277 	sb2					 indicator;
278 	ub2					 retcode;				/* code returned when fetching this particular column */
279 	ub2					 retlen;
280 	ub4					 retlen4;
281 	ub2					 is_descr;				/* column contains a descriptor */
282 	ub2					 is_cursor;				/* column contains a cursor */
283 	zend_resource		*stmtid;				/* statement id for cursors */
284 	zend_resource		*descid;				/* descriptor id for descriptors */
285 	void				*data;
286 	php_oci_define		*define;				/* define handle */
287 	int					 piecewise;				/* column is fetched piece-by-piece */
288 	ub4					 cb_retlen;
289 	sb1					 scale;					/* column scale */
290 	sb2					 precision;				/* column precision */
291 	ub1					 charset_form;			/* charset form, required for NCLOBs */
292 	ub2					 charset_id;			/* charset ID */
293 	ub4					 chunk_size;			/* LOB chunk size */
294 } php_oci_out_column;
295 /* }}} */
296 
297 /* {{{ macros */
298 
299 #define PHP_OCI_CALL(func, params)								\
300 	do {																\
301 		OCI_G(in_call) = 1;												\
302 		func params;													\
303 		OCI_G(in_call) = 0;												\
304 	} while (0)
305 
306 #define PHP_OCI_CALL_RETURN(__retval, func, params)			\
307 	do {																\
308 		OCI_G(in_call) = 1;												\
309 		__retval = func params;											\
310 		OCI_G(in_call) = 0;												\
311 	} while (0)
312 
313 /* Check for errors that indicate the connection to the DB is no
314  * longer valid.  If it isn't, then the PHP connection is marked to be
315  * reopened by the next PHP OCI8 connect command.  This is most useful
316  * for persistent connections.	The error number list is not
317  * exclusive.  The error number comparisons and the
318  * OCI_ATTR_SERVER_STATUS check are done for maximum cross-version
319  * compatibility. In the far future, only the attribute check will be
320  * needed.
321  */
322 #define PHP_OCI_HANDLE_ERROR(connection, errcode) \
323 	do {										  \
324 		ub4 serverStatus = OCI_SERVER_NORMAL;	  \
325 		switch (errcode) {						  \
326 			case  1013:							  \
327 				zend_bailout();					  \
328 				break;							  \
329 			case	22:							  \
330 			case	28:							  \
331 			case   378:							  \
332 			case   602:							  \
333 			case   603:							  \
334 			case   604:							  \
335 			case   609:							  \
336 			case  1012:							  \
337 			case  1033:							  \
338 			case  1041:							  \
339 			case  1043:							  \
340 			case  1089:							  \
341 			case  1090:							  \
342 			case  1092:							  \
343 			case  3113:							  \
344 			case  3114:							  \
345 			case  3122:							  \
346 			case  3135:							  \
347 			case  3136:							  \
348 			case 12153:							  \
349 			case 12161:							  \
350 			case 27146:							  \
351 			case 28511:							  \
352 				(connection)->is_open = 0;		  \
353 				break;							  \
354 			default:										\
355 			{												\
356 				PHP_OCI_CALL(OCIAttrGet, ((dvoid *)(connection)->server, OCI_HTYPE_SERVER, (dvoid *)&serverStatus, \
357 										  (ub4 *)0, OCI_ATTR_SERVER_STATUS, (connection)->err)); \
358 				if (serverStatus != OCI_SERVER_NORMAL) {	\
359 					(connection)->is_open = 0;				\
360 				}											\
361 			}												\
362 			break;											\
363 		}													\
364 		php_oci_dtrace_check_connection(connection, errcode, serverStatus); \
365 	} while (0)
366 
367 #define PHP_OCI_REGISTER_RESOURCE(resource, le_resource) \
368 	do { \
369 		resource->id = zend_register_resource(resource, le_resource); \
370 	} while (0)
371 
372 #define PHP_OCI_ZVAL_TO_CONNECTION(zval, connection) \
373 	if ((connection = (php_oci_connection *)zend_fetch_resource2(Z_RES_P(zval), "oci8 connection", le_connection, le_pconnection)) == NULL) { \
374 		RETURN_FALSE; \
375 	}
376 
377 #define PHP_OCI_ZVAL_TO_STATEMENT(zval, statement) \
378 	if ((statement = (php_oci_statement *)zend_fetch_resource(Z_RES_P(zval), "oci8 statement", le_statement)) == NULL) { \
379 		RETURN_FALSE; \
380 	}
381 
382 #define PHP_OCI_ZVAL_TO_DESCRIPTOR(zval, descriptor) \
383 	if ((descriptor = (php_oci_descriptor *)zend_fetch_resource(Z_RES_P(zval), "oci8 descriptor", le_descriptor)) == NULL) { \
384 		RETURN_FALSE; \
385 	}
386 
387 #define PHP_OCI_ZVAL_TO_COLLECTION(zval, collection) \
388 	if ((collection = (php_oci_collection *)zend_fetch_resource(Z_RES_P(zval), "oci8 collection", le_collection)) == NULL) { \
389 		RETURN_FALSE; \
390 	}
391 
392 #define PHP_OCI_FETCH_RESOURCE_EX(zval, var, type, name, resource_type)						 \
393 	do { \
394 		var = (type) zend_fetch_resource(Z_RES_P(zval), name, resource_type);                \
395 		if (!var) {																			 \
396 			return 1;																		 \
397 		} \
398 	} while (0)
399 
400 #define PHP_OCI_ZVAL_TO_CONNECTION_EX(zval, connection) \
401 	PHP_OCI_FETCH_RESOURCE_EX(zval, connection, php_oci_connection *, "oci8 connection", le_connection)
402 
403 #define PHP_OCI_ZVAL_TO_STATEMENT_EX(zval, statement) \
404 	PHP_OCI_FETCH_RESOURCE_EX(zval, statement, php_oci_statement *, "oci8 statement", le_statement)
405 
406 #define PHP_OCI_ZVAL_TO_DESCRIPTOR_EX(zval, descriptor) \
407 	PHP_OCI_FETCH_RESOURCE_EX(zval, descriptor, php_oci_descriptor *, "oci8 descriptor", le_descriptor)
408 
409 #define PHP_OCI_ZVAL_TO_COLLECTION_EX(zval, collection) \
410 	PHP_OCI_FETCH_RESOURCE_EX(zval, collection, php_oci_collection *, "oci8 collection", le_collection)
411 
412 /* }}} */
413 
414 /* PROTOS */
415 
416 /* {{{ main prototypes */
417 
418 void php_oci_column_hash_dtor(zval *data);
419 void php_oci_define_hash_dtor(zval *data);
420 void php_oci_bind_hash_dtor(zval *data);
421 void php_oci_descriptor_flush_hash_dtor(zval *data);
422 void php_oci_connection_descriptors_free(php_oci_connection *connection);
423 sb4 php_oci_error(OCIError *err_p, sword status);
424 sb4 php_oci_fetch_errmsg(OCIError *error_handle, text *error_buf, size_t error_buf_size);
425 int php_oci_fetch_sqltext_offset(php_oci_statement *statement, text **sqltext, ub2 *error_offset);
426 void php_oci_do_connect(INTERNAL_FUNCTION_PARAMETERS, int persistent, int exclusive);
427 php_oci_connection *php_oci_do_connect_ex(char *username, int username_len, char *password, int password_len, char *new_password, int new_password_len, char *dbname, int dbname_len, char *charset, zend_long session_mode, int persistent, int exclusive);
428 int php_oci_connection_rollback(php_oci_connection *connection);
429 int php_oci_connection_commit(php_oci_connection *connection);
430 int php_oci_connection_release(php_oci_connection *connection);
431 int php_oci_password_change(php_oci_connection *connection, char *user, int user_len, char *pass_old, int pass_old_len, char *pass_new, int pass_new_len);
432 void php_oci_client_get_version(char *version, size_t version_size);
433 int php_oci_server_get_version(php_oci_connection *connection, char *version, size_t version_size);
434 void php_oci_fetch_row(INTERNAL_FUNCTION_PARAMETERS, int mode, int expected_args);
435 int php_oci_column_to_zval(php_oci_out_column *column, zval *value, int mode);
436 void php_oci_dtrace_check_connection(php_oci_connection *connection, sb4 errcode, ub4 serverStatus);
437 
438 /* }}} */
439 
440 /* {{{ lob related prototypes */
441 
442 php_oci_descriptor *php_oci_lob_create(php_oci_connection *connection, zend_long type);
443 int php_oci_lob_get_length(php_oci_descriptor *descriptor, ub4 *length);
444 int php_oci_lob_read(php_oci_descriptor *descriptor, zend_long read_length, zend_long inital_offset, char **data, ub4 *data_len);
445 int php_oci_lob_write(php_oci_descriptor *descriptor, ub4 offset, char *data, int data_len, ub4 *bytes_written);
446 int php_oci_lob_flush(php_oci_descriptor *descriptor, zend_long flush_flag);
447 int php_oci_lob_set_buffering(php_oci_descriptor *descriptor, int on_off);
448 int php_oci_lob_get_buffering(php_oci_descriptor *descriptor);
449 int php_oci_lob_copy(php_oci_descriptor *descriptor, php_oci_descriptor *descriptor_from, zend_long length);
450 int php_oci_lob_close(php_oci_descriptor *descriptor);
451 int php_oci_temp_lob_close(php_oci_descriptor *descriptor);
452 int php_oci_lob_write_tmp(php_oci_descriptor *descriptor, zend_long type, char *data, int data_len);
453 void php_oci_lob_free(php_oci_descriptor *descriptor);
454 int php_oci_lob_import(php_oci_descriptor *descriptor, char *filename);
455 int php_oci_lob_append(php_oci_descriptor *descriptor_dest, php_oci_descriptor *descriptor_from);
456 int php_oci_lob_truncate(php_oci_descriptor *descriptor, zend_long new_lob_length);
457 int php_oci_lob_erase(php_oci_descriptor *descriptor, zend_long offset, ub4 length, ub4 *bytes_erased);
458 int php_oci_lob_is_equal(php_oci_descriptor *descriptor_first, php_oci_descriptor *descriptor_second, boolean *result);
459 sb4 php_oci_lob_callback(dvoid *ctxp, CONST dvoid *bufxp, oraub8 len, ub1 piece, dvoid **changed_bufpp, oraub8 *changed_lenp);
460 /* }}} */
461 
462 /* {{{ collection related prototypes */
463 
464 php_oci_collection *php_oci_collection_create(php_oci_connection *connection, char *tdo, int tdo_len, char *schema, int schema_len);
465 int php_oci_collection_size(php_oci_collection *collection, sb4 *size);
466 int php_oci_collection_max(php_oci_collection *collection, zend_long *max);
467 int php_oci_collection_trim(php_oci_collection *collection, zend_long trim_size);
468 int php_oci_collection_append(php_oci_collection *collection, char *element, int element_len);
469 int php_oci_collection_element_get(php_oci_collection *collection, zend_long index, zval *result_element);
470 int php_oci_collection_element_set(php_oci_collection *collection, zend_long index, char *value, int value_len);
471 int php_oci_collection_element_set_null(php_oci_collection *collection, zend_long index);
472 int php_oci_collection_element_set_date(php_oci_collection *collection, zend_long index, char *date, int date_len);
473 int php_oci_collection_element_set_number(php_oci_collection *collection, zend_long index, char *number, int number_len);
474 int php_oci_collection_element_set_string(php_oci_collection *collection, zend_long index, char *element, int element_len);
475 int php_oci_collection_assign(php_oci_collection *collection_dest, php_oci_collection *collection_from);
476 void php_oci_collection_close(php_oci_collection *collection);
477 int php_oci_collection_append_null(php_oci_collection *collection);
478 int php_oci_collection_append_date(php_oci_collection *collection, char *date, int date_len);
479 int php_oci_collection_append_number(php_oci_collection *collection, char *number, int number_len);
480 int php_oci_collection_append_string(php_oci_collection *collection, char *element, int element_len);
481 
482 
483 /* }}} */
484 
485 /* {{{ statement related prototypes */
486 
487 php_oci_statement *php_oci_statement_create(php_oci_connection *connection, char *query, int query_len);
488 php_oci_statement *php_oci_get_implicit_resultset(php_oci_statement *statement);
489 int php_oci_statement_set_prefetch(php_oci_statement *statement, ub4 prefetch);
490 int php_oci_statement_fetch(php_oci_statement *statement, ub4 nrows);
491 php_oci_out_column *php_oci_statement_get_column(php_oci_statement *statement, zend_long column_index, char *column_name, int column_name_len);
492 int php_oci_statement_execute(php_oci_statement *statement, ub4 mode);
493 int php_oci_statement_cancel(php_oci_statement *statement);
494 void php_oci_statement_free(php_oci_statement *statement);
495 int php_oci_bind_pre_exec(zval *data, void *result);
496 int php_oci_bind_post_exec(zval *data);
497 int php_oci_bind_by_name(php_oci_statement *statement, char *name, size_t name_len, zval *var, zend_long maxlength, ub2 type);
498 sb4 php_oci_bind_in_callback(dvoid *ictxp, OCIBind *bindp, ub4 iter, ub4 index, dvoid **bufpp, ub4 *alenp, ub1 *piecep, dvoid **indpp);
499 sb4 php_oci_bind_out_callback(dvoid *octxp, OCIBind *bindp, ub4 iter, ub4 index, dvoid **bufpp, ub4 **alenpp, ub1 *piecep, dvoid **indpp, ub2 **rcodepp);
500 php_oci_out_column *php_oci_statement_get_column_helper(INTERNAL_FUNCTION_PARAMETERS, int need_data);
501 int php_oci_cleanup_pre_fetch(zval *data);
502 int php_oci_statement_get_type(php_oci_statement *statement, ub2 *type);
503 int php_oci_statement_get_numrows(php_oci_statement *statement, ub4 *numrows);
504 int php_oci_bind_array_by_name(php_oci_statement *statement, char *name, size_t name_len, zval *var, zend_long max_table_length, zend_long maxlength, zend_long type);
505 php_oci_bind *php_oci_bind_array_helper_number(zval *var, zend_long max_table_length);
506 php_oci_bind *php_oci_bind_array_helper_double(zval *var, zend_long max_table_length);
507 php_oci_bind *php_oci_bind_array_helper_string(zval *var, zend_long max_table_length, zend_long maxlength);
508 php_oci_bind *php_oci_bind_array_helper_date(zval *var, zend_long max_table_length, php_oci_connection *connection);
509 
510 /* }}} */
511 
512 ZEND_BEGIN_MODULE_GLOBALS(oci) /* {{{ Module globals */
513 	sb4			 errcode;						/* global last ORA- error number. Used when connect fails, for example */
514 	OCIError	*err;							/* global error handle */
515 
516 	zend_long		 max_persistent;				/* maximum number of persistent connections per process */
517 	zend_long		 num_persistent;				/* number of existing persistent connections */
518 	zend_long		 num_links;						/* non-persistent + persistent connections */
519 	zend_long		 num_statements;				/* number of statements open */
520 	zend_long		 ping_interval;					/* time interval between pings */
521 	zend_long		 persistent_timeout;			/* time period after which idle persistent connection is considered expired */
522 	zend_long		 statement_cache_size;			/* statement cache size. used with 9i+ clients only*/
523 	zend_long		 default_prefetch;				/* default prefetch setting */
524 	zend_bool	 privileged_connect;			/* privileged connect flag (On/Off) */
525 	zend_bool	 old_oci_close_semantics;		/* old_oci_close_semantics flag (to determine the way oci_close() should behave) */
526 
527 	int			 shutdown;						/* in shutdown flag */
528 
529 	OCIEnv		*env;							/* global environment handle */
530 
531 	zend_bool	 in_call;
532 	char		*connection_class;
533 	zend_bool	 events;
534 	char		*edition;
535 ZEND_END_MODULE_GLOBALS(oci) /* }}} */
536 
537 /* {{{ transparent failover related prototypes */
538 
539 int php_oci_register_taf_callback(php_oci_connection *connection, zval *callback);
540 int php_oci_unregister_taf_callback(php_oci_connection *connection);
541 
542 /* }}} */
543 
544 #ifdef ZTS
545 #define OCI_G(v) TSRMG(oci_globals_id, zend_oci_globals *, v)
546 #else
547 #define OCI_G(v) (oci_globals.v)
548 #endif
549 
550 /* Allow install from PECL on PHP < 7.3 */
551 #ifndef GC_ADDREF
552 # define GC_ADDREF(p) (++GC_REFCOUNT(p))
553 #endif
554 #ifndef GC_DELREF
555 # define GC_DELREF(p) (GC_REFCOUNT(p)--)
556 #endif
557 
558 ZEND_EXTERN_MODULE_GLOBALS(oci)
559 
560 # endif /* !PHP_OCI8_INT_H */
561 #else /* !HAVE_OCI8 */
562 
563 # define oci8_module_ptr NULL
564 
565 #endif /* HAVE_OCI8 */
566 
567 /*
568  * Local variables:
569  * tab-width: 4
570  * c-basic-offset: 4
571  * End:
572  * vim600: noet sw=4 ts=4 fdm=marker
573  * vim<600: noet sw=4 ts=4
574  */
575