/* $OpenLDAP$ */
-/*
- * Copyright 1998-2001 The OpenLDAP Foundation, Redwood City, California, USA
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2010 The OpenLDAP Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted only as authorized by the OpenLDAP
- * Public License. A copy of this license is available at
- * http://www.OpenLDAP.org/license.html or in file LICENSE in the
- * top-level directory of the distribution.
+ * Public License.
+ *
+ * A copy of this license is available in file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
*/
-/* Portions
- * Copyright (c) 1990 Regents of the University of Michigan.
+/* Portions Copyright (c) 1990 Regents of the University of Michigan.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
#define _LBER_H
#include <lber_types.h>
+#include <string.h>
LDAP_BEGIN_DECL
-/* Overview of LBER tag construction
+/*
+ * ber_tag_t represents the identifier octets at the beginning of BER
+ * elements. OpenLDAP treats them as mere big-endian unsigned integers.
+ *
+ * Actually the BER identifier octets look like this:
*
- * Bits
+ * Bits of 1st octet:
* ______
* 8 7 | CLASS
* 0 0 = UNIVERSAL
* 1 = CONSTRUCTED
* ___________
* | 5 ... 1 | TAG-NUMBER
+ *
+ * For ASN.1 tag numbers >= 0x1F, TAG-NUMBER above is 0x1F and the next
+ * BER octets contain the actual ASN.1 tag number: Big-endian, base
+ * 128, 8.bit = 1 in all but the last octet, minimum number of octets.
*/
-/* BER classes and mask */
+/* BER classes and mask (in 1st identifier octet) */
#define LBER_CLASS_UNIVERSAL ((ber_tag_t) 0x00U)
#define LBER_CLASS_APPLICATION ((ber_tag_t) 0x40U)
#define LBER_CLASS_CONTEXT ((ber_tag_t) 0x80U)
#define LBER_CLASS_PRIVATE ((ber_tag_t) 0xc0U)
#define LBER_CLASS_MASK ((ber_tag_t) 0xc0U)
-/* BER encoding type and mask */
+/* BER encoding type and mask (in 1st identifier octet) */
#define LBER_PRIMITIVE ((ber_tag_t) 0x00U)
#define LBER_CONSTRUCTED ((ber_tag_t) 0x20U)
#define LBER_ENCODING_MASK ((ber_tag_t) 0x20U)
#define LBER_MORE_TAG_MASK ((ber_tag_t) 0x80U)
/*
- * Note that LBER_ERROR and LBER_DEFAULT are values that can never appear
- * as valid BER tags, and so it is safe to use them to report errors. In
- * fact, any tag for which the following is true is invalid:
+ * LBER_ERROR and LBER_DEFAULT are values that can never appear
+ * as valid BER tags, so it is safe to use them to report errors.
+ * Valid tags have (tag & (ber_tag_t) 0xFF) != 0xFF.
*/
-#define LBER_INVALID(t) (((t) & (ber_tag_t) 0x080UL) \
- && (((t) & (ber_tag_t) ~ 0x0FF))
-
#define LBER_ERROR ((ber_tag_t) -1)
#define LBER_DEFAULT ((ber_tag_t) -1)
#define LBER_OPT_BER_REMAINING_BYTES 0x03
#define LBER_OPT_BER_TOTAL_BYTES 0x04
#define LBER_OPT_BER_BYTES_TO_WRITE 0x05
+#define LBER_OPT_BER_MEMCTX 0x06
#define LBER_OPT_DEBUG_LEVEL LBER_OPT_BER_DEBUG
#define LBER_OPT_REMAINING_BYTES LBER_OPT_BER_REMAINING_BYTES
typedef void (*BER_LOG_PRINT_FN) LDAP_P(( LDAP_CONST char *buf ));
-typedef void* (*BER_MEMALLOC_FN) LDAP_P(( ber_len_t size ));
-typedef void* (*BER_MEMCALLOC_FN) LDAP_P(( ber_len_t n, ber_len_t size ));
-typedef void* (*BER_MEMREALLOC_FN) LDAP_P(( void *p, ber_len_t size ));
-typedef void (*BER_MEMFREE_FN) LDAP_P(( void *p ));
+typedef void* (BER_MEMALLOC_FN) LDAP_P(( ber_len_t size, void *ctx ));
+typedef void* (BER_MEMCALLOC_FN) LDAP_P(( ber_len_t n, ber_len_t size, void *ctx ));
+typedef void* (BER_MEMREALLOC_FN) LDAP_P(( void *p, ber_len_t size, void *ctx ));
+typedef void (BER_MEMFREE_FN) LDAP_P(( void *p, void *ctx ));
typedef struct lber_memory_fns {
- BER_MEMALLOC_FN bmf_malloc;
- BER_MEMCALLOC_FN bmf_calloc;
- BER_MEMREALLOC_FN bmf_realloc;
- BER_MEMFREE_FN bmf_free;
+ BER_MEMALLOC_FN *bmf_malloc;
+ BER_MEMCALLOC_FN *bmf_calloc;
+ BER_MEMREALLOC_FN *bmf_realloc;
+ BER_MEMFREE_FN *bmf_free;
} BerMemoryFunctions;
-/* LBER Sockbuf_IO options */
+/* LBER Sockbuf_IO options */
#define LBER_SB_OPT_GET_FD 1
#define LBER_SB_OPT_SET_FD 2
#define LBER_SB_OPT_HAS_IO 3
#define LBER_SB_OPT_DRAIN 10
#define LBER_SB_OPT_NEEDS_READ 11
#define LBER_SB_OPT_NEEDS_WRITE 12
-#define LBER_SB_OPT_GET_MAX_INCOMING 13
-#define LBER_SB_OPT_SET_MAX_INCOMING 14
+#define LBER_SB_OPT_GET_MAX_INCOMING 13
+#define LBER_SB_OPT_SET_MAX_INCOMING 14
+
+/* Only meaningful ifdef LDAP_PF_LOCAL_SENDMSG */
+#define LBER_SB_OPT_UNGET_BUF 15
+
/* Largest option used by the library */
-#define LBER_SB_OPT_OPT_MAX 14
+#define LBER_SB_OPT_OPT_MAX 15
/* LBER IO operations stacking levels */
#define LBER_SBIOD_LEVEL_PROVIDER 10
#define LBER_OPT_SOCKBUF_DEBUG 0x1002
/* on/off values */
-#define LBER_OPT_ON ((void *) 1)
+LBER_V( char ) ber_pvt_opt_on;
+#define LBER_OPT_ON ((void *) &ber_pvt_opt_on)
#define LBER_OPT_OFF ((void *) 0)
#define LBER_OPT_SUCCESS (0)
typedef struct berelement BerElement;
typedef struct sockbuf Sockbuf;
-typedef struct seqorset Seqorset;
typedef struct sockbuf_io Sockbuf_IO;
int (*sbi_setup)( Sockbuf_IO_Desc *sbiod, void *arg );
int (*sbi_remove)( Sockbuf_IO_Desc *sbiod );
int (*sbi_ctrl)( Sockbuf_IO_Desc *sbiod, int opt, void *arg);
-
+
ber_slen_t (*sbi_read)( Sockbuf_IO_Desc *sbiod, void *buf,
ber_len_t len );
ber_slen_t (*sbi_write)( Sockbuf_IO_Desc *sbiod, void *buf,
ber_len_t len );
-
+
int (*sbi_close)( Sockbuf_IO_Desc *sbiod );
};
char *bv_val;
} BerValue;
+typedef BerValue *BerVarray; /* To distinguish from a single bv */
+
/* this should be moved to lber-int.h */
/*
ber_dump LDAP_P((
BerElement *ber, int inout ));
-LBER_F( void )
-ber_sos_dump LDAP_P((
- Seqorset *sos ));
-
/*
* in decode.c:
*/
BerElement *ber,
ber_len_t *len ));
+LBER_F( ber_tag_t )
+ber_skip_element LDAP_P((
+ BerElement *ber,
+ struct berval *bv ));
+
+LBER_F( ber_tag_t )
+ber_peek_element LDAP_P((
+ LDAP_CONST BerElement *ber,
+ struct berval *bv ));
+
LBER_F( ber_tag_t )
ber_get_int LDAP_P((
BerElement *ber,
char *buf,
ber_len_t *len ));
+#define LBER_BV_ALLOC 0x01 /* allocate/copy result, otherwise in-place */
+#define LBER_BV_NOTERM 0x02 /* omit NUL-terminator if parsing in-place */
+#define LBER_BV_STRING 0x04 /* fail if berval contains embedded \0 */
+/* LBER_BV_STRING currently accepts a terminating \0 in the berval, because
+ * Active Directory sends that in at least the diagonsticMessage field.
+ */
+
+LBER_F( ber_tag_t )
+ber_get_stringbv LDAP_P((
+ BerElement *ber,
+ struct berval *bv,
+ int options ));
+
LBER_F( ber_tag_t )
ber_get_stringa LDAP_P((
BerElement *ber,
LDAP_CONST char *last ));
LBER_F( ber_tag_t )
-ber_scanf LDAP_P((
+ber_scanf LDAP_P((
BerElement *ber,
LDAP_CONST char *fmt,
... ));
+LBER_F( int )
+ber_decode_oid LDAP_P((
+ struct berval *in,
+ struct berval *out ));
+
/*
* in encode.c
*/
+LBER_F( int )
+ber_encode_oid LDAP_P((
+ struct berval *in,
+ struct berval *out ));
+
typedef int (*BEREncodeCallback) LDAP_P((
BerElement *ber,
void *data ));
LBER_F( int )
ber_put_berval LDAP_P((
BerElement *ber,
- LDAP_CONST struct berval *bv,
+ struct berval *bv,
ber_tag_t tag ));
LBER_F( int )
* in io.c:
*/
+LBER_F( ber_slen_t )
+ber_skip_data LDAP_P((
+ BerElement *ber,
+ ber_len_t len ));
+
LBER_F( ber_slen_t )
ber_read LDAP_P((
BerElement *ber,
BerElement *ber,
LDAP_CONST char *buf,
ber_len_t len,
- int nosos ));
+ int zero )); /* nonzero is unsupported from OpenLDAP 2.4.18 */
LBER_F( void )
ber_free LDAP_P((
BerElement *ber,
int freebuf ));
+LBER_F( void )
+ber_free_buf LDAP_P(( BerElement *ber ));
+
LBER_F( int )
-ber_flush LDAP_P((
+ber_flush2 LDAP_P((
Sockbuf *sb,
BerElement *ber,
int freeit ));
+#define LBER_FLUSH_FREE_NEVER (0x0) /* traditional behavior */
+#define LBER_FLUSH_FREE_ON_SUCCESS (0x1) /* traditional behavior */
+#define LBER_FLUSH_FREE_ON_ERROR (0x2)
+#define LBER_FLUSH_FREE_ALWAYS (LBER_FLUSH_FREE_ON_SUCCESS|LBER_FLUSH_FREE_ON_ERROR)
+
+LBER_F( int )
+ber_flush LDAP_P((
+ Sockbuf *sb,
+ BerElement *ber,
+ int freeit )); /* DEPRECATED */
LBER_F( BerElement * )
ber_alloc LDAP_P(( void )); /* DEPRECATED */
ber_len_t *len,
BerElement *ber ));
+LBER_F( void )
+ber_init2 LDAP_P((
+ BerElement *ber,
+ struct berval *bv,
+ int options ));
+
LBER_F( void )
ber_init_w_nullc LDAP_P(( /* DEPRECATED */
BerElement *ber,
BerElement *ber,
struct berval **bvPtr ));
+LBER_F( int )
+ber_flatten2 LDAP_P((
+ BerElement *ber,
+ struct berval *bv,
+ int alloc ));
+
+LBER_F( int )
+ber_remaining LDAP_P((
+ BerElement *ber ));
+
/*
* LBER ber accessor functions
*/
int opt,
void *arg ));
-LBER_F( Sockbuf_IO ) ber_sockbuf_io_tcp;
-LBER_F( Sockbuf_IO ) ber_sockbuf_io_readahead;
-LBER_F( Sockbuf_IO ) ber_sockbuf_io_fd;
-LBER_F( Sockbuf_IO ) ber_sockbuf_io_debug;
+LBER_V( Sockbuf_IO ) ber_sockbuf_io_tcp;
+LBER_V( Sockbuf_IO ) ber_sockbuf_io_readahead;
+LBER_V( Sockbuf_IO ) ber_sockbuf_io_fd;
+LBER_V( Sockbuf_IO ) ber_sockbuf_io_debug;
+LBER_V( Sockbuf_IO ) ber_sockbuf_io_udp;
/*
* LBER memory.c
struct berval ***bvec,
struct berval *bv ));
+LBER_F( struct berval * )
+ber_dupbv LDAP_P((
+ struct berval *dst, struct berval *src ));
+
LBER_F( struct berval * )
ber_bvdup LDAP_P((
- LDAP_CONST struct berval *bv ));
+ struct berval *src ));
LBER_F( struct berval * )
-ber_bvstr LDAP_P((
- LDAP_CONST char * ));
+ber_mem2bv LDAP_P((
+ LDAP_CONST char *, ber_len_t len, int duplicate, struct berval *bv));
LBER_F( struct berval * )
-ber_bvstrdup LDAP_P((
- LDAP_CONST char * ));
+ber_str2bv LDAP_P((
+ LDAP_CONST char *, ber_len_t len, int duplicate, struct berval *bv));
+
+#define ber_bvstr(a) ((ber_str2bv)((a), 0, 0, NULL))
+#define ber_bvstrdup(a) ((ber_str2bv)((a), 0, 1, NULL))
LBER_F( char * )
ber_strdup LDAP_P((
LDAP_CONST char * ));
+LBER_F( ber_len_t )
+ber_strnlen LDAP_P((
+ LDAP_CONST char *s, ber_len_t len ));
+
+LBER_F( char * )
+ber_strndup LDAP_P((
+ LDAP_CONST char *s, ber_len_t l ));
+
+LBER_F( struct berval * )
+ber_bvreplace LDAP_P((
+ struct berval *dst, LDAP_CONST struct berval *src ));
+
+LBER_F( void )
+ber_bvarray_free LDAP_P(( BerVarray p ));
+
+LBER_F( int )
+ber_bvarray_add LDAP_P(( BerVarray *p, BerValue *bv ));
+
+#define ber_bvcmp(v1,v2) \
+ ((v1)->bv_len < (v2)->bv_len \
+ ? -1 : ((v1)->bv_len > (v2)->bv_len \
+ ? 1 : memcmp((v1)->bv_val, (v2)->bv_val, (v1)->bv_len) ))
+
/*
* error.c
*/