57 lines
2.2 KiB
C
57 lines
2.2 KiB
C
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/*
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* Spdylay - SPDY Library
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*
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* Copyright (c) 2012 Tatsuhiro Tsujikawa
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a 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, sublicense, 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 shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef MALLOC_WRAPPER_H
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#define MALLOC_WRAPPER_H
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#include <stdlib.h>
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/* Global variables to control the behavior of malloc() */
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/* If nonzero, malloc failure mode is on */
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extern int spdylay_failmalloc;
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/* If spdylay_failstart <= spdylay_nmalloc and spdylay_failmalloc is
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nonzero, malloc() fails. */
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extern int spdylay_failstart;
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/* If nonzero, spdylay_nmalloc is incremented if malloc() succeeds. */
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extern int spdylay_countmalloc;
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/* The number of successful invocation of malloc(). This value is only
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incremented if spdylay_nmalloc is nonzero. */
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extern int spdylay_nmalloc;
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void* malloc(size_t size);
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/* Copies spdylay_failmalloc and spdylay_countmalloc to statically
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allocated space and sets 0 to them. This will effectively make
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malloc() work like normal malloc(). This is useful when you want to
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disable malloc() failure mode temporarily. */
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void spdylay_failmalloc_pause(void);
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/* Restores the values of spdylay_failmalloc and spdylay_countmalloc
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with the values saved by the previous
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spdylay_failmalloc_pause(). */
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void spdylay_failmalloc_unpause(void);
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#endif /* MALLOC_WRAPPER_H */
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