aalexandre
77 linhas
2.6 KiB
C++
77 linhas
2.6 KiB
C++
/*
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+----------------------------------------------------------------------+
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| HipHop for PHP |
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+----------------------------------------------------------------------+
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| Copyright (c) 2010- Facebook, Inc. (http://www.facebook.com) |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.01 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| http://www.php.net/license/3_01.txt |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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*/
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#ifdef TAINTED
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#include <runtime/base/taint/taint_data.h>
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#include <runtime/base/taint/taint_trace.h>
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namespace HPHP {
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void TaintData::setTaintTrace(TaintTraceNodePtr trace) {
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assert(!TAINT_ISSET_ORIG(m_taint_bits));
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// Check if the new trace is just the old trace under a dummy node.
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bool is_retrace = m_taint_trace.get() &&
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trace.get() && !trace->getNext().get() &&
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m_taint_trace.get() == trace->getChild().get();
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if (trace.get() && !is_retrace) {
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m_taint_trace = trace;
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}
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}
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void TaintData::setTaintTrace(TaintTraceDataPtr data) {
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assert(!m_taint_trace.get());
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if (data.get()) {
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m_taint_trace = NEW(TaintTraceNode)(nullptr, data);
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}
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}
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void TaintData::attachTaintTrace(TaintTraceNodePtr trace) {
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assert(!TAINT_ISSET_ORIG(m_taint_bits));
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// Check if the trace we're attaching is ourselves or our child/sibling.
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bool is_retrace = m_taint_trace.get() &&
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(trace.get() == m_taint_trace.get() ||
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trace.get() == m_taint_trace->getChild().get() ||
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trace.get() == m_taint_trace->getNext().get());
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if (trace.get() && !is_retrace) {
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m_taint_trace = NEW(TaintTraceNode)(m_taint_trace, trace);
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}
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}
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void TaintData::attachTaintTrace(TaintTraceDataPtr data) {
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assert(!TAINT_ISSET_ORIG(m_taint_bits));
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if (data.get()) {
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m_taint_trace = NEW(TaintTraceNode)(m_taint_trace, data);
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}
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}
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void TaintData::dropTaintTrace() {
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assert(!TAINT_ISSET_ORIG(m_taint_bits));
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m_taint_trace.reset();
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}
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void TaintData::dump() const {
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printf("Taint: %x\n", m_taint_bits);
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}
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}
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#endif // TAINTED
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