1998-05-28 08:23:42 +04:00
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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1999-11-02 04:46:24 +03:00
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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1998-05-28 08:23:42 +04:00
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*
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1999-11-02 04:46:24 +03:00
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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1998-05-28 08:23:42 +04:00
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*
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1999-11-02 04:46:24 +03:00
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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1998-05-28 08:23:42 +04:00
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* Communications Corporation. Portions created by Netscape are
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1999-11-02 04:46:24 +03:00
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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1998-05-28 08:23:42 +04:00
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*/
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/* charray.c - routines for dealing with char * arrays */
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#include "ldap-int.h"
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/*
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* Add s at the end of the array of strings *a.
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* Return 0 for success, -1 for failure.
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*/
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int
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LDAP_CALL
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ldap_charray_add(
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char ***a,
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char *s
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)
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{
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int n;
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if ( *a == NULL ) {
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*a = (char **)NSLDAPI_MALLOC( 2 * sizeof(char *) );
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if ( *a == NULL ) {
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return -1;
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}
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n = 0;
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} else {
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for ( n = 0; *a != NULL && (*a)[n] != NULL; n++ ) {
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; /* NULL */
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}
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*a = (char **)NSLDAPI_REALLOC( (char *) *a,
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(n + 2) * sizeof(char *) );
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if ( *a == NULL ) {
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return -1;
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}
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}
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(*a)[n++] = s;
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(*a)[n] = NULL;
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return 0;
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}
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/*
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* Add array of strings s at the end of the array of strings *a.
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* Return 0 for success, -1 for failure.
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*/
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int
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LDAP_CALL
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ldap_charray_merge(
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char ***a,
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char **s
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)
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{
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int i, n, nn;
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if ( (s == NULL) || (s[0] == NULL) )
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return 0;
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for ( n = 0; *a != NULL && (*a)[n] != NULL; n++ ) {
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; /* NULL */
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}
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for ( nn = 0; s[nn] != NULL; nn++ ) {
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; /* NULL */
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}
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*a = (char **)NSLDAPI_REALLOC( (char *) *a,
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(n + nn + 1) * sizeof(char *) );
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if ( *a == NULL ) {
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return -1;
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}
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for ( i = 0; i < nn; i++ ) {
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(*a)[n + i] = s[i];
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}
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(*a)[n + nn] = NULL;
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return 0;
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}
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void
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LDAP_CALL
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ldap_charray_free( char **array )
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{
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char **a;
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if ( array == NULL ) {
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return;
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}
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for ( a = array; *a != NULL; a++ ) {
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if ( *a != NULL ) {
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NSLDAPI_FREE( *a );
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}
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}
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NSLDAPI_FREE( (char *) array );
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}
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int
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LDAP_CALL
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ldap_charray_inlist(
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char **a,
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char *s
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)
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{
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int i;
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if ( a == NULL )
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return( 0 );
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for ( i = 0; a[i] != NULL; i++ ) {
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if ( strcasecmp( s, a[i] ) == 0 ) {
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return( 1 );
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}
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}
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return( 0 );
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}
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/*
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* Duplicate the array of strings a, return NULL upon any memory failure.
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*/
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char **
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LDAP_CALL
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ldap_charray_dup( char **a )
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{
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int i;
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char **new;
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for ( i = 0; a[i] != NULL; i++ )
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; /* NULL */
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new = (char **)NSLDAPI_MALLOC( (i + 1) * sizeof(char *) );
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if ( new == NULL ) {
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return NULL;
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}
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for ( i = 0; a[i] != NULL; i++ ) {
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new[i] = nsldapi_strdup( a[i] );
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if ( new[i] == NULL ) {
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int j;
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for ( j = 0; j < i; j++ )
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NSLDAPI_FREE( new[j] );
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NSLDAPI_FREE( new );
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return NULL;
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}
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}
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new[i] = NULL;
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return( new );
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}
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/*
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* Tokenize the string str, return NULL upon any memory failure.
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* XXX: on many platforms this function is not thread safe because it
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* uses strtok().
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*/
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char **
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LDAP_CALL
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ldap_str2charray( char *str, char *brkstr )
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/* This implementation fails if brkstr contains multibyte characters.
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But it works OK if str is UTF-8 and brkstr is 7-bit ASCII.
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*/
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{
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char **res;
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char *s;
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int i;
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i = 1;
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for ( s = str; *s; s++ ) {
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if ( strchr( brkstr, *s ) != NULL ) {
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i++;
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}
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}
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res = (char **)NSLDAPI_MALLOC( (i + 1) * sizeof(char *) );
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if ( res == NULL ) {
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return NULL;
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}
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i = 0;
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for ( s = strtok( str, brkstr ); s != NULL; s = strtok( NULL,
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brkstr ) ) {
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res[i++] = nsldapi_strdup( s );
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if ( res[i - 1] == NULL ) {
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int j;
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for ( j = 0; j < (i - 1); j++ )
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NSLDAPI_FREE( res[j] );
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NSLDAPI_FREE( res );
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return NULL;
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}
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}
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res[i] = NULL;
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return( res );
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}
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int
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LDAP_CALL
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ldap_charray_position( char **a, char *s )
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{
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int i;
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for ( i = 0; a[i] != NULL; i++ ) {
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if ( strcasecmp( s, a[i] ) == 0 ) {
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return( i );
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}
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}
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return( -1 );
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}
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