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-rw-r--r--servers/slapd/ch_malloc.c142
1 files changed, 142 insertions, 0 deletions
diff --git a/servers/slapd/ch_malloc.c b/servers/slapd/ch_malloc.c
new file mode 100644
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+++ b/servers/slapd/ch_malloc.c
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+/* ch_malloc.c - malloc routines that test returns from malloc and friends */
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2021 The OpenLDAP Foundation.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+/* Portions Copyright (c) 1995 Regents of the University of Michigan.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that this notice is preserved and that due credit is given
+ * to the University of Michigan at Ann Arbor. The name of the University
+ * may not be used to endorse or promote products derived from this
+ * software without specific prior written permission. This software
+ * is provided ``as is'' without express or implied warranty.
+ */
+
+#define CH_FREE 1
+
+#include "portable.h"
+
+#include <stdio.h>
+
+#include <ac/stdlib.h>
+
+#include <ac/string.h>
+#include <ac/socket.h>
+
+#include "slap.h"
+
+BerMemoryFunctions ch_mfuncs = {
+ (BER_MEMALLOC_FN *)ch_malloc,
+ (BER_MEMCALLOC_FN *)ch_calloc,
+ (BER_MEMREALLOC_FN *)ch_realloc,
+ (BER_MEMFREE_FN *)ch_free
+};
+
+void *
+ch_malloc(
+ ber_len_t size
+)
+{
+ void *new;
+
+ if ( (new = (void *) ber_memalloc_x( size, NULL )) == NULL ) {
+ Debug( LDAP_DEBUG_ANY, "ch_malloc of %lu bytes failed\n",
+ (long) size, 0, 0 );
+ assert( 0 );
+ exit( EXIT_FAILURE );
+ }
+
+ return( new );
+}
+
+void *
+ch_realloc(
+ void *block,
+ ber_len_t size
+)
+{
+ void *new, *ctx;
+
+ if ( block == NULL ) {
+ return( ch_malloc( size ) );
+ }
+
+ if( size == 0 ) {
+ ch_free( block );
+ return NULL;
+ }
+
+ ctx = slap_sl_context( block );
+ if ( ctx ) {
+ return slap_sl_realloc( block, size, ctx );
+ }
+
+ if ( (new = (void *) ber_memrealloc_x( block, size, NULL )) == NULL ) {
+ Debug( LDAP_DEBUG_ANY, "ch_realloc of %lu bytes failed\n",
+ (long) size, 0, 0 );
+ assert( 0 );
+ exit( EXIT_FAILURE );
+ }
+
+ return( new );
+}
+
+void *
+ch_calloc(
+ ber_len_t nelem,
+ ber_len_t size
+)
+{
+ void *new;
+
+ if ( (new = (void *) ber_memcalloc_x( nelem, size, NULL )) == NULL ) {
+ Debug( LDAP_DEBUG_ANY, "ch_calloc of %lu elems of %lu bytes failed\n",
+ (long) nelem, (long) size, 0 );
+ assert( 0 );
+ exit( EXIT_FAILURE );
+ }
+
+ return( new );
+}
+
+char *
+ch_strdup(
+ const char *string
+)
+{
+ char *new;
+
+ if ( (new = ber_strdup_x( string, NULL )) == NULL ) {
+ Debug( LDAP_DEBUG_ANY, "ch_strdup(%s) failed\n", string, 0, 0 );
+ assert( 0 );
+ exit( EXIT_FAILURE );
+ }
+
+ return( new );
+}
+
+void
+ch_free( void *ptr )
+{
+ void *ctx;
+
+ ctx = slap_sl_context( ptr );
+ if (ctx) {
+ slap_sl_free( ptr, ctx );
+ } else {
+ ber_memfree_x( ptr, NULL );
+ }
+}
+