mirror of
https://git.openldap.org/openldap/openldap.git
synced 2024-12-27 03:20:22 +08:00
669b8f4047
added lber_types.h.nt, lber_types.h.in removal of NULLxxx internal macros (in favor of NULL). ch_free added to slapd,slurpd/ch_malloc.c #define free ch_free (should be removed after s/free/ch_free/g) in proto-slap.h ch_malloc and friends use ber_memalloc and friends
286 lines
5.1 KiB
C
286 lines
5.1 KiB
C
/*
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* Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
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* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
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*/
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/* Portions
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* Copyright (c) 1994 Regents of the University of Michigan.
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* All rights reserved.
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*
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* getdn.c
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*/
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#include "portable.h"
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#include <stdio.h>
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#include <ac/stdlib.h>
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#include <ac/ctype.h>
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#include <ac/socket.h>
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#include <ac/string.h>
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#include <ac/time.h>
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#include "ldap-int.h"
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static char **explode_name( LDAP_CONST char *name, int notypes, int is_dn );
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char *
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ldap_get_dn( LDAP *ld, LDAPMessage *entry )
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{
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char *dn;
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BerElement tmp;
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Debug( LDAP_DEBUG_TRACE, "ldap_get_dn\n", 0, 0, 0 );
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if ( entry == NULL ) {
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ld->ld_errno = LDAP_PARAM_ERROR;
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return( NULL );
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}
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tmp = *entry->lm_ber; /* struct copy */
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if ( ber_scanf( &tmp, "{a" /*}*/, &dn ) == LBER_ERROR ) {
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ld->ld_errno = LDAP_DECODING_ERROR;
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return( NULL );
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}
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return( dn );
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}
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char *
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ldap_dn2ufn( LDAP_CONST char *dn )
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{
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char *p, *ufn, *r;
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int state;
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Debug( LDAP_DEBUG_TRACE, "ldap_dn2ufn\n", 0, 0, 0 );
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if ( ldap_is_dns_dn( dn ) || ( p = strchr( dn, '=' )) == NULL )
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return( LDAP_STRDUP( dn ) );
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ufn = LDAP_STRDUP( ++p );
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#define INQUOTE 1
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#define OUTQUOTE 2
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state = OUTQUOTE;
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for ( p = ufn, r = ufn; *p; p++ ) {
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switch ( *p ) {
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case '\\':
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if ( *++p == '\0' )
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p--;
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else {
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*r++ = '\\';
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*r++ = *p;
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}
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break;
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case '"':
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if ( state == INQUOTE )
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state = OUTQUOTE;
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else
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state = INQUOTE;
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*r++ = *p;
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break;
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case ';':
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case ',':
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if ( state == OUTQUOTE )
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*r++ = ',';
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else
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*r++ = *p;
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break;
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case '=':
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if ( state == INQUOTE )
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*r++ = *p;
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else {
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char *rsave = r;
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*r-- = '\0';
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while ( !isspace( (unsigned char) *r )
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&& *r != ';' && *r != ',' && r > ufn )
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r--;
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r++;
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if ( strcasecmp( r, "c" )
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&& strcasecmp( r, "o" )
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&& strcasecmp( r, "ou" )
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&& strcasecmp( r, "st" )
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&& strcasecmp( r, "l" )
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&& strcasecmp( r, "cn" ) ) {
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r = rsave;
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*r++ = '=';
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}
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}
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break;
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default:
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*r++ = *p;
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break;
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}
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}
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*r = '\0';
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return( ufn );
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}
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char **
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ldap_explode_dns( LDAP_CONST char *dn_in )
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{
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char *s;
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char **rdns;
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char *tok_r;
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char *dn;
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int ncomps;
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int maxcomps = 8;
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if ( (dn = LDAP_STRDUP( dn_in )) == NULL ) {
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return( NULL );
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}
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if ( (rdns = (char **) LDAP_MALLOC( maxcomps * sizeof(char *) )) == NULL ) {
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LDAP_FREE( dn );
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return( NULL );
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}
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ncomps = 0;
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for ( s = ldap_pvt_strtok( dn, "@.", &tok_r ); s != NULL;
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s = ldap_pvt_strtok( NULL, "@.", &tok_r ) )
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{
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if ( ncomps == maxcomps ) {
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maxcomps *= 2;
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if ( (rdns = (char **) LDAP_REALLOC( rdns, maxcomps *
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sizeof(char *) )) == NULL )
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{
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LDAP_FREE( dn );
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return NULL;
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}
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}
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rdns[ncomps++] = LDAP_STRDUP( s );
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}
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LDAP_FREE(dn);
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rdns[ncomps] = NULL;
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/* trim rdns */
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rdns = (char **) LDAP_REALLOC( rdns, (ncomps+1) * sizeof(char*) );
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return( rdns );
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}
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char **
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ldap_explode_dn( LDAP_CONST char *dn, int notypes )
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{
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Debug( LDAP_DEBUG_TRACE, "ldap_explode_dn\n", 0, 0, 0 );
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if ( ldap_is_dns_dn( dn ) ) {
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return( ldap_explode_dns( dn ) );
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}
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return explode_name( dn, notypes, 1 );
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}
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char **
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ldap_explode_rdn( LDAP_CONST char *rdn, int notypes )
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{
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Debug( LDAP_DEBUG_TRACE, "ldap_explode_rdn\n", 0, 0, 0 );
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return explode_name( rdn, notypes, 0 );
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}
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static char **
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explode_name( LDAP_CONST char *name, int notypes, int is_dn )
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{
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const char *p, *q;
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char **parts = NULL;
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int state, count = 0, endquote, len;
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p = name-1;
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state = OUTQUOTE;
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do {
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++p;
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switch ( *p ) {
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case '\\':
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if ( *++p == '\0' )
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p--;
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break;
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case '"':
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if ( state == INQUOTE )
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state = OUTQUOTE;
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else
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state = INQUOTE;
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break;
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case '+':
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if (!is_dn)
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goto end_part;
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break;
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case ';':
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case ',':
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if (!is_dn)
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break;
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goto end_part;
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case '\0':
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end_part:
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if ( state == OUTQUOTE ) {
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++count;
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if ( parts == NULL ) {
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if (( parts = (char **)LDAP_MALLOC( 8
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* sizeof( char *))) == NULL )
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return( NULL );
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} else if ( count >= 8 ) {
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if (( parts = (char **)LDAP_REALLOC( parts,
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(count+1) * sizeof( char *)))
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== NULL )
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return( NULL );
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}
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parts[ count ] = NULL;
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endquote = 0;
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if ( notypes ) {
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for ( q = name;
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q < p && *q != '='; ++q ) {
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;
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}
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if ( q < p ) {
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name = ++q;
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}
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if ( *name == '"' ) {
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++name;
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}
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if ( *(p-1) == '"' ) {
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endquote = 1;
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--p;
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}
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}
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len = p - name;
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if (( parts[ count-1 ] = (char *)LDAP_CALLOC( 1,
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len + 1 )) != NULL ) {
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SAFEMEMCPY( parts[ count-1 ], name,
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len );
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parts[ count-1 ][ len ] = '\0';
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}
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/*
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* Don't forget to increment 'p' back to where
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* it should be. If we don't, then we will
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* never get past an "end quote."
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*/
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if ( endquote == 1 )
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p++;
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name = *p ? p + 1 : p;
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while ( isascii( *name ) && isspace( *name ) )
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++name;
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}
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break;
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}
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} while ( *p );
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return( parts );
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}
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int
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ldap_is_dns_dn( LDAP_CONST char *dn )
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{
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return( dn[ 0 ] != '\0' && strchr( dn, '=' ) == NULL &&
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strchr( dn, ',' ) == NULL );
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}
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