s4:heimdal: import lorikeet-heimdal-202201172009 (commit 5a0b45cd723628b3690ea848548b...

[samba.git] / source4 / heimdal / lib / roken / win32_alloc.c

diff --git a/source4/heimdal/lib/roken/win32_alloc.c b/source4/heimdal/lib/roken/win32_alloc.c
new file mode 100644 (file)
index 0000000..40fe0f4
--- /dev/null
+++ b/source4/heimdal/lib/roken/win32_alloc.c
@@ -0,0 +1,76 @@
+/***********************************************************************
+ * Copyright (c) 2012, Secure Endpoints Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in
+ *   the documentation and/or other materials provided with the
+ *   distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ **********************************************************************/
+#include <config.h>
+#include "roken.h"
+#undef calloc
+#undef malloc
+#undef free
+#undef strdup
+#undef wcsdup
+
+/*
+ * Windows executables and dlls suffer when memory is
+ * allocated with one allocator and deallocated with
+ * another because each allocator is backed by a separate
+ * heap.  Reduce the exposure by ensuring that all
+ * binaries that are built using roken will build against
+ * same allocator.
+ */
+
+ROKEN_LIB_FUNCTION void * ROKEN_LIB_CALL
+rk_calloc(size_t elements, size_t size)
+{
+    return calloc( elements, size);
+}
+
+ROKEN_LIB_FUNCTION void ROKEN_LIB_CALL
+rk_free(void * ptr)
+{
+    free( ptr);
+}
+
+ROKEN_LIB_FUNCTION void * ROKEN_LIB_CALL
+rk_malloc(size_t size)
+{
+    return malloc( size);
+}
+
+ROKEN_LIB_FUNCTION char * ROKEN_LIB_CALL
+rk_strdup(const char *str)
+{
+    return strdup( str);
+}
+
+ROKEN_LIB_FUNCTION unsigned short * ROKEN_LIB_CALL
+rk_wcsdup(const unsigned short *str)
+{
+    return wcsdup( str);
+}