xref: /netbsd-src/external/bsd/openldap/dist/include/lber.h (revision bdc22b2e01993381dcefeff2bc9b56ca75a4235c)
1 /*	$NetBSD: lber.h,v 1.1.1.6 2018/02/06 01:53:05 christos Exp $	*/
2 
3 /* $OpenLDAP$ */
4 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
5  *
6  * Copyright 1998-2017 The OpenLDAP Foundation.
7  * All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted only as authorized by the OpenLDAP
11  * Public License.
12  *
13  * A copy of this license is available in file LICENSE in the
14  * top-level directory of the distribution or, alternatively, at
15  * <http://www.OpenLDAP.org/license.html>.
16  */
17 /* Portions Copyright (c) 1990 Regents of the University of Michigan.
18  * All rights reserved.
19  *
20  * Redistribution and use in source and binary forms are permitted
21  * provided that this notice is preserved and that due credit is given
22  * to the University of Michigan at Ann Arbor. The name of the University
23  * may not be used to endorse or promote products derived from this
24  * software without specific prior written permission. This software
25  * is provided ``as is'' without express or implied warranty.
26  */
27 
28 #ifndef _LBER_H
29 #define _LBER_H
30 
31 #include <lber_types.h>
32 #include <string.h>
33 
34 LDAP_BEGIN_DECL
35 
36 /*
37  * ber_tag_t represents the identifier octets at the beginning of BER
38  * elements.  OpenLDAP treats them as mere big-endian unsigned integers.
39  *
40  * Actually the BER identifier octets look like this:
41  *
42  *	Bits of 1st octet:
43  *	______
44  *	8 7 | CLASS
45  *	0 0 = UNIVERSAL
46  *	0 1 = APPLICATION
47  *	1 0 = CONTEXT-SPECIFIC
48  *	1 1 = PRIVATE
49  *		_____
50  *		| 6 | DATA-TYPE
51  *		  0 = PRIMITIVE
52  *		  1 = CONSTRUCTED
53  *			___________
54  *			| 5 ... 1 | TAG-NUMBER
55  *
56  *  For ASN.1 tag numbers >= 0x1F, TAG-NUMBER above is 0x1F and the next
57  *  BER octets contain the actual ASN.1 tag number:  Big-endian, base
58  *  128, 8.bit = 1 in all but the last octet, minimum number of octets.
59  */
60 
61 /* BER classes and mask (in 1st identifier octet) */
62 #define LBER_CLASS_UNIVERSAL	((ber_tag_t) 0x00U)
63 #define LBER_CLASS_APPLICATION	((ber_tag_t) 0x40U)
64 #define LBER_CLASS_CONTEXT		((ber_tag_t) 0x80U)
65 #define LBER_CLASS_PRIVATE		((ber_tag_t) 0xc0U)
66 #define LBER_CLASS_MASK			((ber_tag_t) 0xc0U)
67 
68 /* BER encoding type and mask (in 1st identifier octet) */
69 #define LBER_PRIMITIVE			((ber_tag_t) 0x00U)
70 #define LBER_CONSTRUCTED		((ber_tag_t) 0x20U)
71 #define LBER_ENCODING_MASK		((ber_tag_t) 0x20U)
72 
73 #define LBER_BIG_TAG_MASK		((ber_tag_t) 0x1fU)
74 #define LBER_MORE_TAG_MASK		((ber_tag_t) 0x80U)
75 
76 /*
77  * LBER_ERROR and LBER_DEFAULT are values that can never appear
78  * as valid BER tags, so it is safe to use them to report errors.
79  * Valid tags have (tag & (ber_tag_t) 0xFF) != 0xFF.
80  */
81 #define LBER_ERROR			((ber_tag_t) -1)
82 #define LBER_DEFAULT		((ber_tag_t) -1)
83 
84 /* general BER types we know about */
85 #define LBER_BOOLEAN		((ber_tag_t) 0x01UL)
86 #define LBER_INTEGER		((ber_tag_t) 0x02UL)
87 #define LBER_BITSTRING		((ber_tag_t) 0x03UL)
88 #define LBER_OCTETSTRING	((ber_tag_t) 0x04UL)
89 #define LBER_NULL			((ber_tag_t) 0x05UL)
90 #define LBER_ENUMERATED		((ber_tag_t) 0x0aUL)
91 #define LBER_SEQUENCE		((ber_tag_t) 0x30UL)	/* constructed */
92 #define LBER_SET			((ber_tag_t) 0x31UL)	/* constructed */
93 
94 /* LBER BerElement options */
95 #define LBER_USE_DER		0x01
96 
97 /* get/set options for BerElement */
98 #define LBER_OPT_BER_OPTIONS			0x01
99 #define LBER_OPT_BER_DEBUG				0x02
100 #define LBER_OPT_BER_REMAINING_BYTES	0x03
101 #define LBER_OPT_BER_TOTAL_BYTES		0x04
102 #define LBER_OPT_BER_BYTES_TO_WRITE		0x05
103 #define LBER_OPT_BER_MEMCTX				0x06
104 
105 #define LBER_OPT_DEBUG_LEVEL	LBER_OPT_BER_DEBUG
106 #define LBER_OPT_REMAINING_BYTES	LBER_OPT_BER_REMAINING_BYTES
107 #define LBER_OPT_TOTAL_BYTES		LBER_OPT_BER_TOTAL_BYTES
108 #define LBER_OPT_BYTES_TO_WRITE		LBER_OPT_BER_BYTES_TO_WRITE
109 
110 #define LBER_OPT_LOG_PRINT_FN	0x8001
111 #define LBER_OPT_MEMORY_FNS		0x8002
112 #define LBER_OPT_ERROR_FN		0x8003
113 #define LBER_OPT_LOG_PRINT_FILE		0x8004
114 
115 /* get/set Memory Debug options */
116 #define LBER_OPT_MEMORY_INUSE		0x8005	/* for memory debugging */
117 #define LBER_OPT_LOG_PROC           0x8006  /* for external logging function */
118 
119 typedef int* (*BER_ERRNO_FN) LDAP_P(( void ));
120 
121 typedef void (*BER_LOG_PRINT_FN) LDAP_P(( LDAP_CONST char *buf ));
122 
123 typedef void* (BER_MEMALLOC_FN)	LDAP_P(( ber_len_t size, void *ctx ));
124 typedef void* (BER_MEMCALLOC_FN)	LDAP_P(( ber_len_t n, ber_len_t size, void *ctx ));
125 typedef void* (BER_MEMREALLOC_FN)	LDAP_P(( void *p, ber_len_t size, void *ctx ));
126 typedef void  (BER_MEMFREE_FN)		LDAP_P(( void *p, void *ctx ));
127 
128 typedef struct lber_memory_fns {
129 	BER_MEMALLOC_FN	*bmf_malloc;
130 	BER_MEMCALLOC_FN *bmf_calloc;
131 	BER_MEMREALLOC_FN *bmf_realloc;
132 	BER_MEMFREE_FN *bmf_free;
133 } BerMemoryFunctions;
134 
135 /* LBER Sockbuf_IO options */
136 #define LBER_SB_OPT_GET_FD		1
137 #define LBER_SB_OPT_SET_FD		2
138 #define LBER_SB_OPT_HAS_IO		3
139 #define LBER_SB_OPT_SET_NONBLOCK	4
140 #define LBER_SB_OPT_GET_SSL		7
141 #define LBER_SB_OPT_DATA_READY		8
142 #define LBER_SB_OPT_SET_READAHEAD	9
143 #define LBER_SB_OPT_DRAIN		10
144 #define LBER_SB_OPT_NEEDS_READ		11
145 #define LBER_SB_OPT_NEEDS_WRITE		12
146 #define LBER_SB_OPT_GET_MAX_INCOMING	13
147 #define LBER_SB_OPT_SET_MAX_INCOMING	14
148 
149 /* Only meaningful ifdef LDAP_PF_LOCAL_SENDMSG */
150 #define LBER_SB_OPT_UNGET_BUF	15
151 
152 /* Largest option used by the library */
153 #define LBER_SB_OPT_OPT_MAX		15
154 
155 /* LBER IO operations stacking levels */
156 #define LBER_SBIOD_LEVEL_PROVIDER	10
157 #define LBER_SBIOD_LEVEL_TRANSPORT	20
158 #define LBER_SBIOD_LEVEL_APPLICATION	30
159 
160 /* get/set options for Sockbuf */
161 #define LBER_OPT_SOCKBUF_DESC		0x1000
162 #define LBER_OPT_SOCKBUF_OPTIONS	0x1001
163 #define LBER_OPT_SOCKBUF_DEBUG		0x1002
164 
165 /* on/off values */
166 LBER_V( char ) ber_pvt_opt_on;
167 #define LBER_OPT_ON		((void *) &ber_pvt_opt_on)
168 #define LBER_OPT_OFF	((void *) 0)
169 
170 #define LBER_OPT_SUCCESS	(0)
171 #define LBER_OPT_ERROR		(-1)
172 
173 typedef struct berelement BerElement;
174 typedef struct sockbuf Sockbuf;
175 
176 typedef struct sockbuf_io Sockbuf_IO;
177 
178 /* Structure for LBER IO operation descriptor */
179 typedef struct sockbuf_io_desc {
180 	int			sbiod_level;
181 	Sockbuf			*sbiod_sb;
182 	Sockbuf_IO		*sbiod_io;
183 	void 			*sbiod_pvt;
184 	struct sockbuf_io_desc	*sbiod_next;
185 } Sockbuf_IO_Desc;
186 
187 /* Structure for LBER IO operation functions */
188 struct sockbuf_io {
189 	int (*sbi_setup)( Sockbuf_IO_Desc *sbiod, void *arg );
190 	int (*sbi_remove)( Sockbuf_IO_Desc *sbiod );
191 	int (*sbi_ctrl)( Sockbuf_IO_Desc *sbiod, int opt, void *arg);
192 
193 	ber_slen_t (*sbi_read)( Sockbuf_IO_Desc *sbiod, void *buf,
194 		ber_len_t len );
195 	ber_slen_t (*sbi_write)( Sockbuf_IO_Desc *sbiod, void *buf,
196 		ber_len_t len );
197 
198 	int (*sbi_close)( Sockbuf_IO_Desc *sbiod );
199 };
200 
201 /* Helper macros for LBER IO functions */
202 #define LBER_SBIOD_READ_NEXT( sbiod, buf, len ) \
203 	( (sbiod)->sbiod_next->sbiod_io->sbi_read( (sbiod)->sbiod_next, \
204 		buf, len ) )
205 #define LBER_SBIOD_WRITE_NEXT( sbiod, buf, len ) \
206 	( (sbiod)->sbiod_next->sbiod_io->sbi_write( (sbiod)->sbiod_next, \
207 		buf, len ) )
208 #define LBER_SBIOD_CTRL_NEXT( sbiod, opt, arg ) \
209 	( (sbiod)->sbiod_next ? \
210 		( (sbiod)->sbiod_next->sbiod_io->sbi_ctrl( \
211 		(sbiod)->sbiod_next, opt, arg ) ) : 0 )
212 
213 /* structure for returning a sequence of octet strings + length */
214 typedef struct berval {
215 	ber_len_t	bv_len;
216 	char		*bv_val;
217 } BerValue;
218 
219 typedef BerValue *BerVarray;	/* To distinguish from a single bv */
220 
221 /* this should be moved to lber-int.h */
222 
223 /*
224  * in bprint.c:
225  */
226 LBER_F( void )
227 ber_error_print LDAP_P((
228 	LDAP_CONST char *data ));
229 
230 LBER_F( void )
231 ber_bprint LDAP_P((
232 	LDAP_CONST char *data, ber_len_t len ));
233 
234 LBER_F( void )
235 ber_dump LDAP_P((
236 	BerElement *ber, int inout ));
237 
238 /*
239  * in decode.c:
240  */
241 typedef int (*BERDecodeCallback) LDAP_P((
242 	BerElement *ber,
243 	void *data,
244 	int mode ));
245 
246 LBER_F( ber_tag_t )
247 ber_get_tag LDAP_P((
248 	BerElement *ber ));
249 
250 LBER_F( ber_tag_t )
251 ber_skip_tag LDAP_P((
252 	BerElement *ber,
253 	ber_len_t *len ));
254 
255 LBER_F( ber_tag_t )
256 ber_peek_tag LDAP_P((
257 	BerElement *ber,
258 	ber_len_t *len ));
259 
260 LBER_F( ber_tag_t )
261 ber_skip_element LDAP_P((
262 	BerElement *ber,
263 	struct berval *bv ));
264 
265 LBER_F( ber_tag_t )
266 ber_peek_element LDAP_P((
267 	LDAP_CONST BerElement *ber,
268 	struct berval *bv ));
269 
270 LBER_F( ber_tag_t )
271 ber_get_int LDAP_P((
272 	BerElement *ber,
273 	ber_int_t *num ));
274 
275 LBER_F( ber_tag_t )
276 ber_get_enum LDAP_P((
277 	BerElement *ber,
278 	ber_int_t *num ));
279 
280 LBER_F( ber_tag_t )
281 ber_get_stringb LDAP_P((
282 	BerElement *ber,
283 	char *buf,
284 	ber_len_t *len ));
285 
286 #define	LBER_BV_ALLOC	0x01	/* allocate/copy result, otherwise in-place */
287 #define	LBER_BV_NOTERM	0x02	/* omit NUL-terminator if parsing in-place */
288 #define	LBER_BV_STRING	0x04	/* fail if berval contains embedded \0 */
289 /* LBER_BV_STRING currently accepts a terminating \0 in the berval, because
290  * Active Directory sends that in at least the diagonsticMessage field.
291  */
292 
293 LBER_F( ber_tag_t )
294 ber_get_stringbv LDAP_P((
295 	BerElement *ber,
296 	struct berval *bv,
297 	int options ));
298 
299 LBER_F( ber_tag_t )
300 ber_get_stringa LDAP_P((
301 	BerElement *ber,
302 	char **buf ));
303 
304 LBER_F( ber_tag_t )
305 ber_get_stringal LDAP_P((
306 	BerElement *ber,
307 	struct berval **bv ));
308 
309 LBER_F( ber_tag_t )
310 ber_get_bitstringa LDAP_P((
311 	BerElement *ber,
312 	char **buf,
313 	ber_len_t *len ));
314 
315 LBER_F( ber_tag_t )
316 ber_get_null LDAP_P((
317 	BerElement *ber ));
318 
319 LBER_F( ber_tag_t )
320 ber_get_boolean LDAP_P((
321 	BerElement *ber,
322 	ber_int_t *boolval ));
323 
324 LBER_F( ber_tag_t )
325 ber_first_element LDAP_P((
326 	BerElement *ber,
327 	ber_len_t *len,
328 	char **last ));
329 
330 LBER_F( ber_tag_t )
331 ber_next_element LDAP_P((
332 	BerElement *ber,
333 	ber_len_t *len,
334 	LDAP_CONST char *last ));
335 
336 LBER_F( ber_tag_t )
337 ber_scanf LDAP_P((
338 	BerElement *ber,
339 	LDAP_CONST char *fmt,
340 	... ));
341 
342 LBER_F( int )
343 ber_decode_oid LDAP_P((
344 	struct berval *in,
345 	struct berval *out ));
346 
347 /*
348  * in encode.c
349  */
350 LBER_F( int )
351 ber_encode_oid LDAP_P((
352 	struct berval *in,
353 	struct berval *out ));
354 
355 typedef int (*BEREncodeCallback) LDAP_P((
356 	BerElement *ber,
357 	void *data ));
358 
359 LBER_F( int )
360 ber_put_enum LDAP_P((
361 	BerElement *ber,
362 	ber_int_t num,
363 	ber_tag_t tag ));
364 
365 LBER_F( int )
366 ber_put_int LDAP_P((
367 	BerElement *ber,
368 	ber_int_t num,
369 	ber_tag_t tag ));
370 
371 LBER_F( int )
372 ber_put_ostring LDAP_P((
373 	BerElement *ber,
374 	LDAP_CONST char *str,
375 	ber_len_t len,
376 	ber_tag_t tag ));
377 
378 LBER_F( int )
379 ber_put_berval LDAP_P((
380 	BerElement *ber,
381 	struct berval *bv,
382 	ber_tag_t tag ));
383 
384 LBER_F( int )
385 ber_put_string LDAP_P((
386 	BerElement *ber,
387 	LDAP_CONST char *str,
388 	ber_tag_t tag ));
389 
390 LBER_F( int )
391 ber_put_bitstring LDAP_P((
392 	BerElement *ber,
393 	LDAP_CONST char *str,
394 	ber_len_t bitlen,
395 	ber_tag_t tag ));
396 
397 LBER_F( int )
398 ber_put_null LDAP_P((
399 	BerElement *ber,
400 	ber_tag_t tag ));
401 
402 LBER_F( int )
403 ber_put_boolean LDAP_P((
404 	BerElement *ber,
405 	ber_int_t boolval,
406 	ber_tag_t tag ));
407 
408 LBER_F( int )
409 ber_start_seq LDAP_P((
410 	BerElement *ber,
411 	ber_tag_t tag ));
412 
413 LBER_F( int )
414 ber_start_set LDAP_P((
415 	BerElement *ber,
416 	ber_tag_t tag ));
417 
418 LBER_F( int )
419 ber_put_seq LDAP_P((
420 	BerElement *ber ));
421 
422 LBER_F( int )
423 ber_put_set LDAP_P((
424 	BerElement *ber ));
425 
426 LBER_F( int )
427 ber_printf LDAP_P((
428 	BerElement *ber,
429 	LDAP_CONST char *fmt,
430 	... ));
431 
432 
433 /*
434  * in io.c:
435  */
436 
437 LBER_F( ber_slen_t )
438 ber_skip_data LDAP_P((
439 	BerElement *ber,
440 	ber_len_t len ));
441 
442 LBER_F( ber_slen_t )
443 ber_read LDAP_P((
444 	BerElement *ber,
445 	char *buf,
446 	ber_len_t len ));
447 
448 LBER_F( ber_slen_t )
449 ber_write LDAP_P((
450 	BerElement *ber,
451 	LDAP_CONST char *buf,
452 	ber_len_t len,
453 	int zero ));	/* nonzero is unsupported from OpenLDAP 2.4.18 */
454 
455 LBER_F( void )
456 ber_free LDAP_P((
457 	BerElement *ber,
458 	int freebuf ));
459 
460 LBER_F( void )
461 ber_free_buf LDAP_P(( BerElement *ber ));
462 
463 LBER_F( int )
464 ber_flush2 LDAP_P((
465 	Sockbuf *sb,
466 	BerElement *ber,
467 	int freeit ));
468 #define LBER_FLUSH_FREE_NEVER		(0x0)	/* traditional behavior */
469 #define LBER_FLUSH_FREE_ON_SUCCESS	(0x1)	/* traditional behavior */
470 #define LBER_FLUSH_FREE_ON_ERROR	(0x2)
471 #define LBER_FLUSH_FREE_ALWAYS		(LBER_FLUSH_FREE_ON_SUCCESS|LBER_FLUSH_FREE_ON_ERROR)
472 
473 LBER_F( int )
474 ber_flush LDAP_P((
475 	Sockbuf *sb,
476 	BerElement *ber,
477 	int freeit )); /* DEPRECATED */
478 
479 LBER_F( BerElement * )
480 ber_alloc LDAP_P(( void )); /* DEPRECATED */
481 
482 LBER_F( BerElement * )
483 der_alloc LDAP_P(( void )); /* DEPRECATED */
484 
485 LBER_F( BerElement * )
486 ber_alloc_t LDAP_P((
487 	int beroptions ));
488 
489 LBER_F( BerElement * )
490 ber_dup LDAP_P((
491 	BerElement *ber ));
492 
493 LBER_F( ber_tag_t )
494 ber_get_next LDAP_P((
495 	Sockbuf *sb,
496 	ber_len_t *len,
497 	BerElement *ber ));
498 
499 LBER_F( void )
500 ber_init2 LDAP_P((
501 	BerElement *ber,
502 	struct berval *bv,
503 	int options ));
504 
505 LBER_F( void )
506 ber_init_w_nullc LDAP_P((	/* DEPRECATED */
507 	BerElement *ber,
508 	int options ));
509 
510 LBER_F( void )
511 ber_reset LDAP_P((
512 	BerElement *ber,
513 	int was_writing ));
514 
515 LBER_F( BerElement * )
516 ber_init LDAP_P((
517 	struct berval *bv ));
518 
519 LBER_F( int )
520 ber_flatten LDAP_P((
521 	BerElement *ber,
522 	struct berval **bvPtr ));
523 
524 LBER_F( int )
525 ber_flatten2 LDAP_P((
526 	BerElement *ber,
527 	struct berval *bv,
528 	int alloc ));
529 
530 LBER_F( int )
531 ber_remaining LDAP_P((
532 	BerElement *ber ));
533 
534 /*
535  * LBER ber accessor functions
536  */
537 
538 LBER_F( int )
539 ber_get_option LDAP_P((
540 	void *item,
541 	int option,
542 	void *outvalue));
543 
544 LBER_F( int )
545 ber_set_option LDAP_P((
546 	void *item,
547 	int option,
548 	LDAP_CONST void *invalue));
549 
550 /*
551  * LBER sockbuf.c
552  */
553 
554 LBER_F( Sockbuf *  )
555 ber_sockbuf_alloc LDAP_P((
556 	void ));
557 
558 LBER_F( void )
559 ber_sockbuf_free LDAP_P((
560 	Sockbuf *sb ));
561 
562 LBER_F( int )
563 ber_sockbuf_add_io LDAP_P((
564 	Sockbuf *sb,
565 	Sockbuf_IO *sbio,
566 	int layer,
567 	void *arg ));
568 
569 LBER_F( int )
570 ber_sockbuf_remove_io LDAP_P((
571 	Sockbuf *sb,
572 	Sockbuf_IO *sbio,
573 	int layer ));
574 
575 LBER_F( int )
576 ber_sockbuf_ctrl LDAP_P((
577 	Sockbuf *sb,
578 	int opt,
579 	void *arg ));
580 
581 LBER_V( Sockbuf_IO ) ber_sockbuf_io_tcp;
582 LBER_V( Sockbuf_IO ) ber_sockbuf_io_readahead;
583 LBER_V( Sockbuf_IO ) ber_sockbuf_io_fd;
584 LBER_V( Sockbuf_IO ) ber_sockbuf_io_debug;
585 LBER_V( Sockbuf_IO ) ber_sockbuf_io_udp;
586 
587 /*
588  * LBER memory.c
589  */
590 LBER_F( void * )
591 ber_memalloc LDAP_P((
592 	ber_len_t s ));
593 
594 LBER_F( void * )
595 ber_memrealloc LDAP_P((
596 	void* p,
597 	ber_len_t s ));
598 
599 LBER_F( void * )
600 ber_memcalloc LDAP_P((
601 	ber_len_t n,
602 	ber_len_t s ));
603 
604 LBER_F( void )
605 ber_memfree LDAP_P((
606 	void* p ));
607 
608 LBER_F( void )
609 ber_memvfree LDAP_P((
610 	void** vector ));
611 
612 LBER_F( void )
613 ber_bvfree LDAP_P((
614 	struct berval *bv ));
615 
616 LBER_F( void )
617 ber_bvecfree LDAP_P((
618 	struct berval **bv ));
619 
620 LBER_F( int )
621 ber_bvecadd LDAP_P((
622 	struct berval ***bvec,
623 	struct berval *bv ));
624 
625 LBER_F( struct berval * )
626 ber_dupbv LDAP_P((
627 	struct berval *dst, struct berval *src ));
628 
629 LBER_F( struct berval * )
630 ber_bvdup LDAP_P((
631 	struct berval *src ));
632 
633 LBER_F( struct berval * )
634 ber_mem2bv LDAP_P((
635 	LDAP_CONST char *, ber_len_t len, int duplicate, struct berval *bv));
636 
637 LBER_F( struct berval * )
638 ber_str2bv LDAP_P((
639 	LDAP_CONST char *, ber_len_t len, int duplicate, struct berval *bv));
640 
641 #define	ber_bvstr(a)	((ber_str2bv)((a), 0, 0, NULL))
642 #define	ber_bvstrdup(a)	((ber_str2bv)((a), 0, 1, NULL))
643 
644 LBER_F( char * )
645 ber_strdup LDAP_P((
646 	LDAP_CONST char * ));
647 
648 LBER_F( ber_len_t )
649 ber_strnlen LDAP_P((
650 	LDAP_CONST char *s, ber_len_t len ));
651 
652 LBER_F( char * )
653 ber_strndup LDAP_P((
654 	LDAP_CONST char *s, ber_len_t l ));
655 
656 LBER_F( struct berval * )
657 ber_bvreplace LDAP_P((
658 	struct berval *dst, LDAP_CONST struct berval *src ));
659 
660 LBER_F( void )
661 ber_bvarray_free LDAP_P(( BerVarray p ));
662 
663 LBER_F( int )
664 ber_bvarray_add LDAP_P(( BerVarray *p, BerValue *bv ));
665 
666 #define ber_bvcmp(v1,v2) \
667 	((v1)->bv_len < (v2)->bv_len \
668 		? -1 : ((v1)->bv_len > (v2)->bv_len \
669 			? 1 : memcmp((v1)->bv_val, (v2)->bv_val, (v1)->bv_len) ))
670 
671 /*
672  * error.c
673  */
674 LBER_F( int * ) ber_errno_addr LDAP_P((void));
675 #define ber_errno (*(ber_errno_addr)())
676 
677 #define LBER_ERROR_NONE		0
678 #define LBER_ERROR_PARAM	0x1
679 #define LBER_ERROR_MEMORY	0x2
680 
681 LDAP_END_DECL
682 
683 #endif /* _LBER_H */
684