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-rw-r--r--Swiften/FileTransfer/ByteArrayReadBytestream.cpp22
-rw-r--r--Swiften/FileTransfer/IBBSendSession.cpp4
-rw-r--r--Swiften/FileTransfer/SOCKS5BytestreamServerSession.cpp11
-rw-r--r--Swiften/FileTransfer/UnitTest/IBBSendSessionTest.cpp4
4 files changed, 27 insertions, 14 deletions
diff --git a/Swiften/FileTransfer/ByteArrayReadBytestream.cpp b/Swiften/FileTransfer/ByteArrayReadBytestream.cpp
index cd9fa4a..3fdff27 100644
--- a/Swiften/FileTransfer/ByteArrayReadBytestream.cpp
+++ b/Swiften/FileTransfer/ByteArrayReadBytestream.cpp
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2010-2016 Isode Limited.
+ * Copyright (c) 2010-2018 Isode Limited.
* All rights reserved.
* See the COPYING file for more information.
*/
@@ -19,13 +19,19 @@ std::shared_ptr<ByteArray> ByteArrayReadBytestream::read(size_t size) {
if (position + readSize > data.size()) {
readSize = data.size() - position;
}
- std::shared_ptr<ByteArray> result = std::make_shared<ByteArray>(
- data.begin() + boost::numeric_cast<long long>(position),
- data.begin() + boost::numeric_cast<long long>(position) + boost::numeric_cast<long long>(readSize));
-
- onRead(*result);
- position += readSize;
- return result;
+ try {
+ std::shared_ptr<ByteArray> result = std::make_shared<ByteArray>(
+ data.begin() + boost::numeric_cast<long long>(position),
+ data.begin() + boost::numeric_cast<long long>(position) + boost::numeric_cast<long long>(readSize));
+ onRead(*result);
+ position += readSize;
+ return result;
+ }
+ catch (const boost::numeric::bad_numeric_cast&) {
+ // If we cannot cast to long long, we probably ran out of memory long ago
+ assert(false);
+ return {};
+ }
}
void ByteArrayReadBytestream::addData(const std::vector<unsigned char>& moreData) {
diff --git a/Swiften/FileTransfer/IBBSendSession.cpp b/Swiften/FileTransfer/IBBSendSession.cpp
index e51c91c..258412b 100644
--- a/Swiften/FileTransfer/IBBSendSession.cpp
+++ b/Swiften/FileTransfer/IBBSendSession.cpp
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2010-2016 Isode Limited.
+ * Copyright (c) 2010-2018 Isode Limited.
* All rights reserved.
* See the COPYING file for more information.
*/
@@ -40,7 +40,7 @@ IBBSendSession::~IBBSendSession() {
void IBBSendSession::start() {
IBBRequest::ref request = IBBRequest::create(
- from, to, IBB::createIBBOpen(id, boost::numeric_cast<int>(blockSize)), router);
+ from, to, IBB::createIBBOpen(id, blockSize), router);
request->onResponse.connect(boost::bind(&IBBSendSession::handleIBBResponse, this, _1, _2));
active = true;
request->send();
diff --git a/Swiften/FileTransfer/SOCKS5BytestreamServerSession.cpp b/Swiften/FileTransfer/SOCKS5BytestreamServerSession.cpp
index bc4e8e4..0fd40bf 100644
--- a/Swiften/FileTransfer/SOCKS5BytestreamServerSession.cpp
+++ b/Swiften/FileTransfer/SOCKS5BytestreamServerSession.cpp
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2010-2016 Isode Limited.
+ * Copyright (c) 2010-2018 Isode Limited.
* All rights reserved.
* See the COPYING file for more information.
*/
@@ -138,7 +138,14 @@ void SOCKS5BytestreamServerSession::process() {
SafeByteArray result = createSafeByteArray("\x05", 1);
result.push_back(hasBytestream ? 0x0 : 0x4);
append(result, createByteArray("\x00\x03", 2));
- result.push_back(boost::numeric_cast<unsigned char>(requestID.size()));
+ try {
+ result.push_back(boost::numeric_cast<unsigned char>(requestID.size()));
+ }
+ catch (const boost::numeric::bad_numeric_cast& e) {
+ SWIFT_LOG(warning) << "SOCKS5 request ID is too long (" << requestID.size() << "): " << e.what() << std::endl;
+ finish();
+ return;
+ }
append(result, concat(requestID, createByteArray("\x00\x00", 2)));
if (!hasBytestream) {
SWIFT_LOG(debug) << "Readstream or Wrtiestream with ID " << streamID << " not found!" << std::endl;
diff --git a/Swiften/FileTransfer/UnitTest/IBBSendSessionTest.cpp b/Swiften/FileTransfer/UnitTest/IBBSendSessionTest.cpp
index f9057f8..2399cbe 100644
--- a/Swiften/FileTransfer/UnitTest/IBBSendSessionTest.cpp
+++ b/Swiften/FileTransfer/UnitTest/IBBSendSessionTest.cpp
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2010-2016 Isode Limited.
+ * Copyright (c) 2010-2018 Isode Limited.
* All rights reserved.
* See the COPYING file for more information.
*/
@@ -58,7 +58,7 @@ class IBBSendSessionTest : public CppUnit::TestFixture {
CPPUNIT_ASSERT(stanzaChannel->isRequestAtIndex<IBB>(0, JID("foo@bar.com/baz"), IQ::Set));
IBB::ref ibb = stanzaChannel->sentStanzas[0]->getPayload<IBB>();
CPPUNIT_ASSERT_EQUAL(IBB::Open, ibb->getAction());
- CPPUNIT_ASSERT_EQUAL(1234, ibb->getBlockSize());
+ CPPUNIT_ASSERT_EQUAL(1234u, ibb->getBlockSize());
CPPUNIT_ASSERT_EQUAL(std::string("myid"), ibb->getStreamID());
}