diff options
Diffstat (limited to 'deps/flac-1.3.2/src/share/grabbag/alloc.c')
-rw-r--r-- | deps/flac-1.3.2/src/share/grabbag/alloc.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/deps/flac-1.3.2/src/share/grabbag/alloc.c b/deps/flac-1.3.2/src/share/grabbag/alloc.c new file mode 100644 index 0000000..82a77b1 --- /dev/null +++ b/deps/flac-1.3.2/src/share/grabbag/alloc.c @@ -0,0 +1,48 @@ +/* alloc - Convenience routines for safely allocating memory + * Copyright (C) 2007-2009 Josh Coalson + * Copyright (C) 2011-2016 Xiph.Org Foundation + * + * 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. + * + * - Neither the name of the Xiph.org Foundation nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * 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 FOUNDATION 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. + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <stdlib.h> + +#include "share/alloc.h" + +void *safe_malloc_mul_2op_(size_t size1, size_t size2) +{ + if(!size1 || !size2) + return malloc(1); /* malloc(0) is undefined; FLAC src convention is to always allocate */ + if(size1 > SIZE_MAX / size2) + return 0; + return malloc(size1*size2); +} |