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/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Communicator client code, released
* March 31, 1998.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998-1999
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/* charray.c - routines for dealing with char * arrays */
#include "ldap-int.h"
/*
* Add s at the end of the array of strings *a.
* Return 0 for success, -1 for failure.
*/
int
LDAP_CALL
ldap_charray_add(
char ***a,
char *s
)
{
int n;
if ( *a == NULL ) {
*a = (char **)NSLDAPI_MALLOC( 2 * sizeof(char *) );
if ( *a == NULL ) {
return -1;
}
n = 0;
} else {
for ( n = 0; *a != NULL && (*a)[n] != NULL; n++ ) {
; /* NULL */
}
*a = (char **)NSLDAPI_REALLOC( (char *) *a,
(n + 2) * sizeof(char *) );
if ( *a == NULL ) {
return -1;
}
}
(*a)[n++] = s;
(*a)[n] = NULL;
return 0;
}
/*
* Add array of strings s at the end of the array of strings *a.
* Return 0 for success, -1 for failure.
*/
int
LDAP_CALL
ldap_charray_merge(
char ***a,
char **s
)
{
int i, n, nn;
if ( (s == NULL) || (s[0] == NULL) )
return 0;
for ( n = 0; *a != NULL && (*a)[n] != NULL; n++ ) {
; /* NULL */
}
for ( nn = 0; s[nn] != NULL; nn++ ) {
; /* NULL */
}
*a = (char **)NSLDAPI_REALLOC( (char *) *a,
(n + nn + 1) * sizeof(char *) );
if ( *a == NULL ) {
return -1;
}
for ( i = 0; i < nn; i++ ) {
(*a)[n + i] = s[i];
}
(*a)[n + nn] = NULL;
return 0;
}
void
LDAP_CALL
ldap_charray_free( char **array )
{
char **a;
if ( array == NULL ) {
return;
}
for ( a = array; *a != NULL; a++ ) {
if ( *a != NULL ) {
NSLDAPI_FREE( *a );
}
}
NSLDAPI_FREE( (char *) array );
}
int
LDAP_CALL
ldap_charray_inlist(
char **a,
char *s
)
{
int i;
if ( a == NULL )
return( 0 );
for ( i = 0; a[i] != NULL; i++ ) {
if ( strcasecmp( s, a[i] ) == 0 ) {
return( 1 );
}
}
return( 0 );
}
/*
* Duplicate the array of strings a, return NULL upon any memory failure.
*/
char **
LDAP_CALL
ldap_charray_dup( char **a )
{
int i;
char **new;
for ( i = 0; a[i] != NULL; i++ )
; /* NULL */
new = (char **)NSLDAPI_MALLOC( (i + 1) * sizeof(char *) );
if ( new == NULL ) {
return NULL;
}
for ( i = 0; a[i] != NULL; i++ ) {
new[i] = nsldapi_strdup( a[i] );
if ( new[i] == NULL ) {
int j;
for ( j = 0; j < i; j++ )
NSLDAPI_FREE( new[j] );
NSLDAPI_FREE( new );
return NULL;
}
}
new[i] = NULL;
return( new );
}
/*
* Tokenize the string str, return NULL upon any memory failure.
* XXX: on many platforms this function is not thread safe because it
* uses strtok().
*/
char **
LDAP_CALL
ldap_str2charray( char *str, char *brkstr )
/* This implementation fails if brkstr contains multibyte characters.
But it works OK if str is UTF-8 and brkstr is 7-bit ASCII.
*/
{
char **res;
char *s;
int i;
#ifdef HAVE_STRTOK_R /* defined in portable.h */
char *lasts;
#endif
i = 1;
for ( s = str; *s; s++ ) {
if ( strchr( brkstr, *s ) != NULL ) {
i++;
}
}
res = (char **)NSLDAPI_MALLOC( (i + 1) * sizeof(char *) );
if ( res == NULL ) {
return NULL;
}
i = 0;
for ( s = STRTOK( str, brkstr, &lasts ); s != NULL; s = STRTOK( NULL,
brkstr, &lasts ) ) {
res[i++] = nsldapi_strdup( s );
if ( res[i - 1] == NULL ) {
int j;
for ( j = 0; j < (i - 1); j++ )
NSLDAPI_FREE( res[j] );
NSLDAPI_FREE( res );
return NULL;
}
}
res[i] = NULL;
return( res );
}
int
LDAP_CALL
ldap_charray_position( char **a, char *s )
{
int i;
for ( i = 0; a[i] != NULL; i++ ) {
if ( strcasecmp( s, a[i] ) == 0 ) {
return( i );
}
}
return( -1 );
}
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