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92e5e45ff1
The former just checks that the given block is valid by checking the header and footer. The later sets the memory block's tag. With extra debug code, we can use that for monitoring/checking particular allocations. Reviewed-by: José Fonseca <jfonseca@vmware.com>
92 lines
2.7 KiB
C
92 lines
2.7 KiB
C
/**************************************************************************
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*
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* Copyright 2008-2010 VMware, Inc.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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/*
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* Debugging wrappers for OS memory management abstractions.
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*/
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#ifndef _OS_MEMORY_H_
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#error "Must not be included directly. Include os_memory.h instead"
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#endif
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#include "pipe/p_compiler.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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void *
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debug_malloc(const char *file, unsigned line, const char *function,
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size_t size);
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void *
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debug_calloc(const char *file, unsigned line, const char *function,
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size_t count, size_t size );
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void
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debug_free(const char *file, unsigned line, const char *function,
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void *ptr);
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void *
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debug_realloc(const char *file, unsigned line, const char *function,
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void *old_ptr, size_t old_size, size_t new_size );
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void
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debug_memory_tag(void *ptr, unsigned tag);
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void
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debug_memory_check_block(void *ptr);
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void
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debug_memory_check(void);
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#ifdef __cplusplus
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}
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#endif
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#ifndef DEBUG_MEMORY_IMPLEMENTATION
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#define os_malloc( _size ) \
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debug_malloc( __FILE__, __LINE__, __FUNCTION__, _size )
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#define os_calloc( _count, _size ) \
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debug_calloc(__FILE__, __LINE__, __FUNCTION__, _count, _size )
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#define os_free( _ptr ) \
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debug_free( __FILE__, __LINE__, __FUNCTION__, _ptr )
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#define os_realloc( _ptr, _old_size, _new_size ) \
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debug_realloc( __FILE__, __LINE__, __FUNCTION__, _ptr, _old_size, _new_size )
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/* TODO: wrap os_malloc_aligned() and os_free_aligned() too */
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#include "os_memory_aligned.h"
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#endif /* !DEBUG_MEMORY_IMPLEMENTATION */
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