/* charray.c - routines for dealing with char * arrays */
/* $OpenLDAP$ */
/*
- * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
+ * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
*/
return( res );
}
-
int
charray_strcmp( const char **a1, const char **a2 )
{
return 0;
}
+/* strcopy is like strcpy except it returns a pointer to the trailing NUL of
+ * the result string. This allows fast construction of catenated strings
+ * without the overhead of strlen/strcat.
+ */
+char *
+slap_strcopy(
+ char *a,
+ const char *b
+)
+{
+ if (!a || !b)
+ return a;
+
+ while (*a++ = *b++) ;
+ return a-1;
+}
+
+/* Unlike charray_add, bvarray_add does not make a new copy of the
+ * source string. Typically it is used where ber_bvecadd was before,
+ * and ber_bvecadd didn't duplicate its source either.
+ */
+int
+bvarray_add(
+ struct berval **a,
+ struct berval *bv
+)
+{
+ int n;
+
+ if ( *a == NULL ) {
+ *a = (struct berval *) ch_malloc( 2 * sizeof(struct berval) );
+ n = 0;
+ } else {
+ for ( n = 0; *a != NULL && (*a)[n].bv_val != NULL; n++ ) {
+ ; /* NULL */
+ }
+
+ *a = (struct berval *) ch_realloc( (char *) *a,
+ (n + 2) * sizeof(struct berval) );
+ }
+ if ( *a == NULL ) return -1;
+
+ (*a)[n++] = *bv;
+ (*a)[n].bv_val = NULL;
+
+ return 0;
+}
+
+void
+bvarray_free(
+ struct berval *a
+)
+{
+ int i;
+
+ if (a) {
+ for (i=0; a[i].bv_val; i++)
+ free(a[i].bv_val);
+ free(a);
+ }
+}