1 /**************************************************************************
3 * Copyright 2011 Jose Fonseca
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 **************************************************************************/
32 #include "retrace.hpp"
33 #include "retrace_swizzle.hpp"
36 static void retrace_malloc(trace::Call &call) {
37 size_t size = call.arg(0).toUInt();
38 unsigned long long address = call.ret->toUIntPtr();
44 void *buffer = malloc(size);
46 std::cerr << "error: failed to allocate " << size << " bytes.";
50 retrace::addRegion(address, buffer, size);
54 static void retrace_memcpy(trace::Call &call) {
55 void * dest = retrace::toPointer(call.arg(0));
56 void * src = retrace::toPointer(call.arg(1));
57 size_t n = call.arg(2).toUInt();
59 if (!dest || !src || !n) {
67 const retrace::Entry retrace::stdc_callbacks[] = {
68 {"malloc", &retrace_malloc},
69 {"memcpy", &retrace_memcpy},