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ldif.h revision 1.1.1.8
      1 /*	$NetBSD: ldif.h,v 1.1.1.8 2020/08/11 13:12:01 christos Exp $	*/
      2 
      3 /* $OpenLDAP$ */
      4 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
      5  *
      6  * Copyright 1998-2020 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) 1996 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 _LDIF_H
     29 #define _LDIF_H
     30 
     31 #include <ldap_cdefs.h>
     32 
     33 LDAP_BEGIN_DECL
     34 
     35 /* This is NOT a bogus extern declaration (unlike ldap_debug) */
     36 LDAP_LDIF_V (int) ldif_debug;
     37 
     38 #define LDIF_LINE_WIDTH      76      /* default maximum length of LDIF lines */
     39 #define LDIF_LINE_WIDTH_MAX  ((ber_len_t)-1) /* maximum length of LDIF lines */
     40 #define LDIF_LINE_WIDTH_WRAP(wrap) ((wrap) == 0 ? LDIF_LINE_WIDTH : (wrap))
     41 
     42 /*
     43  * Macro to calculate maximum number of bytes that the base64 equivalent
     44  * of an item that is "len" bytes long will take up.  Base64 encoding
     45  * uses one byte for every six bits in the value plus up to two pad bytes.
     46  */
     47 #define LDIF_BASE64_LEN(len)	(((len) * 4 / 3 ) + 3)
     48 
     49 /*
     50  * Macro to calculate maximum size that an LDIF-encoded type (length
     51  * tlen) and value (length vlen) will take up:  room for type + ":: " +
     52  * first newline + base64 value + continued lines.  Each continued line
     53  * needs room for a newline and a leading space character.
     54  */
     55 #define LDIF_SIZE_NEEDED(nlen,vlen) \
     56     ((nlen) + 4 + LDIF_BASE64_LEN(vlen) \
     57     + ((LDIF_BASE64_LEN(vlen) + (nlen) + 3) / (LDIF_LINE_WIDTH-1) * 2 ))
     58 
     59 #define LDIF_SIZE_NEEDED_WRAP(nlen,vlen,wrap) \
     60     ((nlen) + 4 + LDIF_BASE64_LEN(vlen) \
     61     + ((wrap) == 0 ? ((LDIF_BASE64_LEN(vlen) + (nlen) + 3) / ( LDIF_LINE_WIDTH-1 ) * 2 ) : \
     62 	((wrap) == LDIF_LINE_WIDTH_MAX ? 0 : ((LDIF_BASE64_LEN(vlen) + (nlen) + 3) / (wrap-1) * 2 ))))
     63 
     64 LDAP_LDIF_F( int )
     65 ldif_parse_line LDAP_P((
     66 	LDAP_CONST char *line,
     67 	char **name,
     68 	char **value,
     69 	ber_len_t *vlen ));
     70 
     71 LDAP_LDIF_F( int )
     72 ldif_parse_line2 LDAP_P((
     73 	char *line,
     74 	struct berval *type,
     75 	struct berval *value,
     76 	int *freeval ));
     77 
     78 LDAP_LDIF_F( FILE * )
     79 ldif_open_url LDAP_P(( LDAP_CONST char *urlstr ));
     80 
     81 LDAP_LDIF_F( int )
     82 ldif_fetch_url LDAP_P((
     83 	LDAP_CONST char *line,
     84 	char **value,
     85 	ber_len_t *vlen ));
     86 
     87 LDAP_LDIF_F( char * )
     88 ldif_getline LDAP_P(( char **next ));
     89 
     90 LDAP_LDIF_F( int )
     91 ldif_countlines LDAP_P(( LDAP_CONST char *line ));
     92 
     93 /* ldif_ropen, rclose, read_record - just for reading LDIF files,
     94  * no special open/close needed to write LDIF files.
     95  */
     96 typedef struct LDIFFP {
     97 	FILE *fp;
     98 	struct LDIFFP *prev;
     99 } LDIFFP;
    100 
    101 LDAP_LDIF_F( LDIFFP * )
    102 ldif_open LDAP_P(( LDAP_CONST char *file, LDAP_CONST char *mode ));
    103 
    104 LDAP_LDIF_F( void )
    105 ldif_close LDAP_P(( LDIFFP * ));
    106 
    107 LDAP_LDIF_F( int )
    108 ldif_read_record LDAP_P((
    109 	LDIFFP *fp,
    110 	unsigned long *lineno,
    111 	char **bufp,
    112 	int *buflen ));
    113 
    114 LDAP_LDIF_F( int )
    115 ldif_must_b64_encode_register LDAP_P((
    116 	LDAP_CONST char *name,
    117 	LDAP_CONST char *oid ));
    118 
    119 LDAP_LDIF_F( void )
    120 ldif_must_b64_encode_release LDAP_P(( void ));
    121 
    122 #define LDIF_PUT_NOVALUE	0x0000	/* no value */
    123 #define LDIF_PUT_VALUE		0x0001	/* value w/ auto detection */
    124 #define LDIF_PUT_TEXT		0x0002	/* assume text */
    125 #define	LDIF_PUT_BINARY		0x0004	/* assume binary (convert to base64) */
    126 #define LDIF_PUT_B64		0x0008	/* pre-converted base64 value */
    127 
    128 #define LDIF_PUT_COMMENT	0x0010	/* comment */
    129 #define LDIF_PUT_URL		0x0020	/* url */
    130 #define LDIF_PUT_SEP		0x0040	/* separator */
    131 
    132 LDAP_LDIF_F( void )
    133 ldif_sput LDAP_P((
    134 	char **out,
    135 	int type,
    136 	LDAP_CONST char *name,
    137 	LDAP_CONST char *val,
    138 	ber_len_t vlen ));
    139 
    140 LDAP_LDIF_F( void )
    141 ldif_sput_wrap LDAP_P((
    142 	char **out,
    143 	int type,
    144 	LDAP_CONST char *name,
    145 	LDAP_CONST char *val,
    146 	ber_len_t vlen,
    147         ber_len_t wrap ));
    148 
    149 LDAP_LDIF_F( char * )
    150 ldif_put LDAP_P((
    151 	int type,
    152 	LDAP_CONST char *name,
    153 	LDAP_CONST char *val,
    154 	ber_len_t vlen ));
    155 
    156 LDAP_LDIF_F( char * )
    157 ldif_put_wrap LDAP_P((
    158 	int type,
    159 	LDAP_CONST char *name,
    160 	LDAP_CONST char *val,
    161 	ber_len_t vlen,
    162 	ber_len_t wrap ));
    163 
    164 LDAP_LDIF_F( int )
    165 ldif_is_not_printable LDAP_P((
    166 	LDAP_CONST char *val,
    167 	ber_len_t vlen ));
    168 
    169 LDAP_END_DECL
    170 
    171 #endif /* _LDIF_H */
    172