openldap/servers/slapd/charray.c

214 lines
3.1 KiB
C

/* charray.c - routines for dealing with char * arrays */
/* $OpenLDAP$ */
/*
* Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
*/
#include "portable.h"
#include <stdio.h>
#include <ac/string.h>
#include <ac/socket.h>
#include "slap.h"
void
charray_add(
char ***a,
const char *s
)
{
int n;
if ( *a == NULL ) {
*a = (char **) ch_malloc( 2 * sizeof(char *) );
n = 0;
} else {
for ( n = 0; *a != NULL && (*a)[n] != NULL; n++ ) {
; /* NULL */
}
*a = (char **) ch_realloc( (char *) *a,
(n + 2) * sizeof(char *) );
}
(*a)[n++] = ch_strdup(s);
(*a)[n] = NULL;
}
void
charray_add_n(
char ***a,
const char *s,
int l
)
{
int n;
if ( *a == NULL ) {
*a = (char **) ch_malloc( 2 * sizeof(char *) );
n = 0;
} else {
for ( n = 0; *a != NULL && (*a)[n] != NULL; n++ ) {
; /* NULL */
}
*a = (char **) ch_realloc( (char *) *a,
(n + 2) * sizeof(char *) );
}
(*a)[n] = (char *) ch_malloc( ( l + 1 ) * sizeof( char ) );
strncpy( (*a)[n], s, l );
(*a)[n][l] = '\0';
(*a)[++n] = NULL;
}
void
charray_merge(
char ***a,
char **s
)
{
int i, n, nn;
for ( n = 0; *a != NULL && (*a)[n] != NULL; n++ ) {
; /* NULL */
}
for ( nn = 0; s[nn] != NULL; nn++ ) {
; /* NULL */
}
*a = (char **) ch_realloc( (char *) *a, (n + nn + 1) * sizeof(char *) );
for ( i = 0; i < nn; i++ ) {
(*a)[n + i] = ch_strdup(s[i]);
}
(*a)[n + nn] = NULL;
}
void
charray_free( char **array )
{
char **a;
if ( array == NULL ) {
return;
}
for ( a = array; *a != NULL; a++ ) {
if ( *a != NULL ) {
free( *a );
}
}
free( (char *) array );
}
int
charray_inlist(
char **a,
const 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 );
}
char **
charray_dup( char **a )
{
int i;
char **new;
for ( i = 0; a[i] != NULL; i++ )
; /* NULL */
new = (char **) ch_malloc( (i + 1) * sizeof(char *) );
for ( i = 0; a[i] != NULL; i++ ) {
new[i] = ch_strdup( a[i] );
}
new[i] = NULL;
return( new );
}
char **
str2charray( const char *str_in, const char *brkstr )
{
char *str;
char **res;
char *s;
char *lasts;
int i;
/* protect the input string from strtok */
str = ch_strdup( str_in );
i = 1;
for ( s = str; *s; s++ ) {
if ( strchr( brkstr, *s ) != NULL ) {
i++;
}
}
res = (char **) ch_malloc( (i + 1) * sizeof(char *) );
i = 0;
for ( s = ldap_pvt_strtok( str, brkstr, &lasts );
s != NULL;
s = ldap_pvt_strtok( NULL, brkstr, &lasts ) )
{
res[i++] = ch_strdup( s );
}
res[i] = NULL;
free( str );
return( res );
}
int
charray_strcmp( const char **a1, const char **a2 )
{
for ( ; a1[0] && a2[0]; a1++, a2++ ) {
if ( strcmp( a1[0], a2[0] ) ) {
return( !0 );
}
}
if ( a1[0] || a2[0] ) {
return( !0 );
}
return 0;
}
int
charray_strcasecmp( const char **a1, const char **a2 )
{
for ( ; a1[0] && a2[0]; a1++, a2++ ) {
if ( strcasecmp( a1[0], a2[0] ) ) {
return( !0 );
}
}
if ( a1[0] || a2[0] ) {
return( !0 );
}
return 0;
}