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author | Tobias Markmann <tm@ayena.de> | 2015-09-17 08:14:57 (GMT) |
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committer | Swift Review <review@swift.im> | 2015-10-16 10:38:19 (GMT) |
commit | 3a2b966711dbe6fa937c485d7ad56916219badb2 (patch) | |
tree | 30e9f30bc3f2a3ca6b4ed0c5c11f4ae0703485d0 /Swiften/IDN/UnitTest | |
parent | 582ca915b5b82ada46d1183a7b882455ee01b7b1 (diff) | |
download | swift-3a2b966711dbe6fa937c485d7ad56916219badb2.zip swift-3a2b966711dbe6fa937c485d7ad56916219badb2.tar.bz2 |
Add UTF-8 validation function and validate input to libIDN functions
This is required to protect against the CVE-2015-2059 vulnerability in
libIDN.
Test-Information:
Added unit tests for UTF-8 validation and tested that existing unit
tests still pass.
Change-Id: I0a94136894c6e0004081456c59155a78a3dabf5f
Diffstat (limited to 'Swiften/IDN/UnitTest')
-rw-r--r-- | Swiften/IDN/UnitTest/UTF8ValidatorTest.cpp | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/Swiften/IDN/UnitTest/UTF8ValidatorTest.cpp b/Swiften/IDN/UnitTest/UTF8ValidatorTest.cpp new file mode 100644 index 0000000..0295757 --- /dev/null +++ b/Swiften/IDN/UnitTest/UTF8ValidatorTest.cpp @@ -0,0 +1,54 @@ +/* + * Copyright (c) 2015 Isode Limited. + * All rights reserved. + * See the COPYING file for more information. + */ + +#include <cppunit/extensions/HelperMacros.h> +#include <cppunit/extensions/TestFactoryRegistry.h> + +#include <Swiften/IDN/UTF8Validator.h> + +using namespace Swift; + +class UTF8ValidatorTest : public CppUnit::TestFixture { + CPPUNIT_TEST_SUITE(UTF8ValidatorTest); + + CPPUNIT_TEST(testValidUTF8Sequences); + CPPUNIT_TEST(testInvalidUTF8Sequences); + + CPPUNIT_TEST_SUITE_END(); + +public: + void testValidUTF8Sequences() { + { + unsigned char test[] = {0x74, 0x65, 0x73, 0x74}; + CPPUNIT_ASSERT(UTF8IsValid(test, sizeof(test))); + } + + { + unsigned char test[] = {0xf4, 0x8f, 0x80, 0xbf}; + CPPUNIT_ASSERT(UTF8IsValid(test, sizeof(test))); + } + } + + void testInvalidUTF8Sequences() { + { + unsigned char test[] = {0x41, 0xC2, 0x3E, 0x42}; + CPPUNIT_ASSERT(!UTF8IsValid(test, sizeof(test))); + } + + { + unsigned char test[] = {0xf4}; + CPPUNIT_ASSERT(!UTF8IsValid(test, sizeof(test))); + } + + { + unsigned char test[] = {0xf4, 0x8f, 0x65, 0x73, 0x80, 0xbf}; + CPPUNIT_ASSERT(!UTF8IsValid(test, sizeof(test))); + } + } + +}; + +CPPUNIT_TEST_SUITE_REGISTRATION(UTF8ValidatorTest); |