gfx/skia/trunk/src/ports/SkMemory_malloc.cpp

Sat, 03 Jan 2015 20:18:00 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Sat, 03 Jan 2015 20:18:00 +0100
branch
TOR_BUG_3246
changeset 7
129ffea94266
permissions
-rw-r--r--

Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.

michael@0 1
michael@0 2 /*
michael@0 3 * Copyright 2011 Google Inc.
michael@0 4 *
michael@0 5 * Use of this source code is governed by a BSD-style license that can be
michael@0 6 * found in the LICENSE file.
michael@0 7 */
michael@0 8 #include "SkTypes.h"
michael@0 9 #include <stdio.h>
michael@0 10 #include <stdlib.h>
michael@0 11
michael@0 12 static inline void* throw_on_failure(size_t size, void* p) {
michael@0 13 if (size > 0 && p == NULL) {
michael@0 14 // If we've got a NULL here, the only reason we should have failed is running out of RAM.
michael@0 15 sk_out_of_memory();
michael@0 16 }
michael@0 17 return p;
michael@0 18 }
michael@0 19
michael@0 20 void sk_throw() {
michael@0 21 SkDEBUGFAIL("sk_throw");
michael@0 22 abort();
michael@0 23 }
michael@0 24
michael@0 25 void sk_out_of_memory(void) {
michael@0 26 SkDEBUGFAIL("sk_out_of_memory");
michael@0 27 abort();
michael@0 28 }
michael@0 29
michael@0 30 void* sk_malloc_throw(size_t size) {
michael@0 31 return sk_malloc_flags(size, SK_MALLOC_THROW);
michael@0 32 }
michael@0 33
michael@0 34 void* sk_realloc_throw(void* addr, size_t size) {
michael@0 35 return throw_on_failure(size, realloc(addr, size));
michael@0 36 }
michael@0 37
michael@0 38 void sk_free(void* p) {
michael@0 39 if (p) {
michael@0 40 free(p);
michael@0 41 }
michael@0 42 }
michael@0 43
michael@0 44 void* sk_malloc_flags(size_t size, unsigned flags) {
michael@0 45 void* p = malloc(size);
michael@0 46 if (flags & SK_MALLOC_THROW) {
michael@0 47 return throw_on_failure(size, p);
michael@0 48 } else {
michael@0 49 return p;
michael@0 50 }
michael@0 51 }
michael@0 52
michael@0 53 void* sk_calloc(size_t size) {
michael@0 54 return calloc(size, 1);
michael@0 55 }
michael@0 56
michael@0 57 void* sk_calloc_throw(size_t size) {
michael@0 58 return throw_on_failure(size, sk_calloc(size));
michael@0 59 }

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