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src/util/os_memory_debug.h

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+/**************************************************************************
+ *
+ * Copyright 2008-2010 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
+/*
+ * Debugging wrappers for OS memory management abstractions.
+ */
+
+
+#ifndef _OS_MEMORY_H_
+#error "Must not be included directly. Include os_memory.h instead"
+#endif
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+void *
+debug_malloc(const char *file, unsigned line, const char *function,
+             size_t size);
+
+void *
+debug_calloc(const char *file, unsigned line, const char *function,
+             size_t count, size_t size );
+
+void
+debug_free(const char *file, unsigned line, const char *function,
+           void *ptr);
+
+void *
+debug_realloc(const char *file, unsigned line, const char *function,
+              void *old_ptr, size_t old_size, size_t new_size );
+
+unsigned long
+debug_memory_begin(void);
+
+void
+debug_memory_end(unsigned long start_no);
+
+void
+debug_memory_tag(void *ptr, unsigned tag);
+
+void
+debug_memory_check_block(void *ptr);
+
+void
+debug_memory_check(void);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#ifndef DEBUG_MEMORY_IMPLEMENTATION
+
+#define os_malloc( _size ) \
+   debug_malloc( __FILE__, __LINE__, __func__, _size )
+#define os_calloc( _count, _size ) \
+   debug_calloc(__FILE__, __LINE__, __func__, _count, _size )
+#define os_free( _ptr ) \
+   debug_free( __FILE__, __LINE__, __func__,  _ptr )
+#define os_realloc( _ptr, _old_size, _new_size ) \
+   debug_realloc( __FILE__, __LINE__, __func__,  _ptr, _old_size, _new_size )
+
+/* TODO: wrap os_malloc_aligned() and os_free_aligned() too */
+#include "os_memory_aligned.h"
+
+#endif /* !DEBUG_MEMORY_IMPLEMENTATION */