mirror of
https://github.com/netsurf-browser/netsurf
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59 lines
1.4 KiB
C
59 lines
1.4 KiB
C
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/*
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* Copyright 2017 Vincent Sanders <vince@netsurf-browser.org>
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*
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* This file is part of NetSurf, http://www.netsurf-browser.org/
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*
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* NetSurf is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* NetSurf is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* \file
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*
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* heap fault injection generation.
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*
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* This library inject allocation faults into NetSurf tests
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*/
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#define _GNU_SOURCE
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#include <stdio.h>
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#include <stdint.h>
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#include <limits.h>
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#include <dlfcn.h>
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#include "test/malloc_fig.h"
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static unsigned int count = UINT_MAX;
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void malloc_limit(unsigned int newcount)
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{
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count = newcount;
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//fprintf(stderr, "malloc_limit %d\n", count);
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}
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void* malloc(size_t size)
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{
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static void* (*real_malloc)(size_t) = NULL;
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void *p = NULL;
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if (real_malloc == NULL) {
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real_malloc = dlsym(RTLD_NEXT, "malloc");
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}
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if (count > 0) {
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p = real_malloc(size);
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count--;
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}
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//fprintf(stderr, "malloc(%d) = %p remian:%d\n", size, p, count);
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return p;
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}
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