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b15eebf50b
ber_bvecadd does.
276 lines
4.1 KiB
C
276 lines
4.1 KiB
C
/* charray.c - routines for dealing with char * arrays */
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/* $OpenLDAP$ */
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/*
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* Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
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* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
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*/
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#include "portable.h"
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#include <stdio.h>
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#include <ac/string.h>
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#include <ac/socket.h>
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#include "slap.h"
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void
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charray_add(
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char ***a,
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const 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 **) ch_malloc( 2 * sizeof(char *) );
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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 **) ch_realloc( (char *) *a,
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(n + 2) * sizeof(char *) );
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}
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(*a)[n++] = ch_strdup(s);
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(*a)[n] = NULL;
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}
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void
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charray_add_n(
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char ***a,
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const char *s,
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int l
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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 **) ch_malloc( 2 * sizeof(char *) );
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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 **) ch_realloc( (char *) *a,
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(n + 2) * sizeof(char *) );
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}
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(*a)[n] = (char *) ch_malloc( ( l + 1 ) * sizeof( char ) );
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strncpy( (*a)[n], s, l );
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(*a)[n][l] = '\0';
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(*a)[++n] = NULL;
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}
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void
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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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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 **) ch_realloc( (char *) *a, (n + nn + 1) * sizeof(char *) );
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for ( i = 0; i < nn; i++ ) {
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(*a)[n + i] = ch_strdup(s[i]);
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}
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(*a)[n + nn] = NULL;
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}
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void
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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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free( *a );
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}
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}
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free( (char *) array );
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}
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int
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charray_inlist(
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char **a,
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const char *s
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)
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{
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int i;
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if( a == NULL ) 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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char **
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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 **) ch_malloc( (i + 1) * sizeof(char *) );
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for ( i = 0; a[i] != NULL; i++ ) {
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new[i] = ch_strdup( a[i] );
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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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char **
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str2charray( const char *str_in, const char *brkstr )
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{
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char *str;
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char **res;
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char *s;
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char *lasts;
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int i;
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/* protect the input string from strtok */
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str = ch_strdup( str_in );
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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 **) ch_malloc( (i + 1) * sizeof(char *) );
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i = 0;
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for ( s = ldap_pvt_strtok( str, brkstr, &lasts );
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s != NULL;
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s = ldap_pvt_strtok( NULL, brkstr, &lasts ) )
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{
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res[i++] = ch_strdup( s );
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}
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res[i] = NULL;
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free( str );
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return( res );
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}
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int
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charray_strcmp( const char **a1, const char **a2 )
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{
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for ( ; a1[0] && a2[0]; a1++, a2++ ) {
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if ( strcmp( a1[0], a2[0] ) ) {
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return( !0 );
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}
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}
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if ( ! ( a1[0] && a2[0] ) ) {
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return( !0 );
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}
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return 0;
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}
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int
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charray_strcasecmp( const char **a1, const char **a2 )
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{
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for ( ; a1[0] && a2[0]; a1++, a2++ ) {
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if ( strcasecmp( a1[0], a2[0] ) ) {
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return( !0 );
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}
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}
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if ( ! ( a1[0] && a2[0] ) ) {
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return( !0 );
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}
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return 0;
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}
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/* strcopy is like strcpy except it returns a pointer to the trailing NUL of
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* the result string. This allows fast construction of catenated strings
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* without the overhead of strlen/strcat.
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*/
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char *
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slap_strcopy(
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char *a,
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const char *b
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)
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{
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if (!a || !b)
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return a;
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while (*a++ = *b++) ;
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return a-1;
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}
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/* Unlike charray_add, bvarray_add does not make a new copy of the
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* source string. Typically it is used where ber_bvecadd was before,
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* and ber_bvecadd didn't duplicate its source either.
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*/
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int
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bvarray_add(
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struct berval **a,
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struct berval *bv
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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 = (struct berval *) ch_malloc( 2 * sizeof(struct berval) );
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n = 0;
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} else {
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for ( n = 0; *a != NULL && (*a)[n].bv_val != NULL; n++ ) {
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; /* NULL */
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}
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*a = (struct berval *) ch_realloc( (char *) *a,
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(n + 2) * sizeof(struct berval) );
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}
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if ( *a == NULL ) return -1;
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(*a)[n++] = *bv;
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(*a)[n].bv_val = NULL;
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return 0;
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}
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void
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bvarray_free(
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struct berval *a
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)
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{
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int i;
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if (a) {
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for (i=0; a[i].bv_val; i++)
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free(a[i].bv_val);
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free(a);
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}
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}
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