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authorRichard Maudsley <richard.maudsley@isode.com>2014-07-17 09:46:50 (GMT)
committerSwift Review <review@swift.im>2014-08-10 11:08:27 (GMT)
commit8ec22a9c5591584fd1725ed028d714c51b7509d3 (patch)
tree3687e7023696c9e790a24fd54b7d04f14ac58ab2 /Swiften/IDN
parent5e9e715e49a5ddb6ce9c76ec61e7ecfd6eacdb58 (diff)
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Fix invalid characters being allowed in JID domains
Test-Information: Prepare valid and invalid JIDs and make sure that isValid() is reported correctly. Added unit tests. Change-Id: Ic4d86f8b6ea9defc517ada2f8e3cc54979237cf4
Diffstat (limited to 'Swiften/IDN')
-rw-r--r--Swiften/IDN/ICUConverter.cpp8
-rw-r--r--Swiften/IDN/ICUConverter.h2
-rw-r--r--Swiften/IDN/IDNConverter.h3
-rw-r--r--Swiften/IDN/LibIDNConverter.cpp6
-rw-r--r--Swiften/IDN/LibIDNConverter.h2
-rw-r--r--Swiften/IDN/UnitTest/IDNConverterTest.cpp15
6 files changed, 22 insertions, 14 deletions
diff --git a/Swiften/IDN/ICUConverter.cpp b/Swiften/IDN/ICUConverter.cpp
index 18ff231..f698eb9 100644
--- a/Swiften/IDN/ICUConverter.cpp
+++ b/Swiften/IDN/ICUConverter.cpp
@@ -135,20 +135,20 @@ SafeByteArray ICUConverter::getStringPrepared(const SafeByteArray& s, StringPrep
return createSafeByteArray(reinterpret_cast<const char*>(vecptr(preparedData)));
}
-std::string ICUConverter::getIDNAEncoded(const std::string& domain) {
+boost::optional<std::string> ICUConverter::getIDNAEncoded(const std::string& domain) {
UErrorCode status = U_ZERO_ERROR;
ICUString icuInput = convertToICUString(domain);
ICUString icuResult;
icuResult.resize(icuInput.size());
UParseError parseError;
- int32_t icuResultLength = uidna_IDNToASCII(vecptr(icuInput), numeric_cast<int32_t>(icuInput.size()), vecptr(icuResult), numeric_cast<int32_t>(icuResult.size()), UIDNA_DEFAULT, &parseError, &status);
+ int32_t icuResultLength = uidna_IDNToASCII(vecptr(icuInput), numeric_cast<int32_t>(icuInput.size()), vecptr(icuResult), numeric_cast<int32_t>(icuResult.size()), UIDNA_USE_STD3_RULES, &parseError, &status);
if (status == U_BUFFER_OVERFLOW_ERROR) {
status = U_ZERO_ERROR;
icuResult.resize(numeric_cast<size_t>(icuResultLength));
- icuResultLength = uidna_IDNToASCII(vecptr(icuInput), numeric_cast<int32_t>(icuInput.size()), vecptr(icuResult), numeric_cast<int32_t>(icuResult.size()), UIDNA_DEFAULT, &parseError, &status);
+ icuResultLength = uidna_IDNToASCII(vecptr(icuInput), numeric_cast<int32_t>(icuInput.size()), vecptr(icuResult), numeric_cast<int32_t>(icuResult.size()), UIDNA_USE_STD3_RULES, &parseError, &status);
}
if (U_FAILURE(status)) {
- return domain;
+ return boost::optional<std::string>();
}
icuResult.resize(numeric_cast<size_t>(icuResultLength));
return convertToString(icuResult);
diff --git a/Swiften/IDN/ICUConverter.h b/Swiften/IDN/ICUConverter.h
index 8ba9bb5..05eafcc 100644
--- a/Swiften/IDN/ICUConverter.h
+++ b/Swiften/IDN/ICUConverter.h
@@ -17,6 +17,6 @@ namespace Swift {
virtual std::string getStringPrepared(const std::string& s, StringPrepProfile profile) SWIFTEN_OVERRIDE;
virtual SafeByteArray getStringPrepared(const SafeByteArray& s, StringPrepProfile profile) SWIFTEN_OVERRIDE;
- virtual std::string getIDNAEncoded(const std::string& s) SWIFTEN_OVERRIDE;
+ virtual boost::optional<std::string> getIDNAEncoded(const std::string& s) SWIFTEN_OVERRIDE;
};
}
diff --git a/Swiften/IDN/IDNConverter.h b/Swiften/IDN/IDNConverter.h
index c55d969..f6974bc 100644
--- a/Swiften/IDN/IDNConverter.h
+++ b/Swiften/IDN/IDNConverter.h
@@ -9,6 +9,7 @@
#include <string>
#include <Swiften/Base/API.h>
#include <Swiften/Base/SafeByteArray.h>
+#include <boost/optional.hpp>
namespace Swift {
class SWIFTEN_API IDNConverter {
@@ -26,6 +27,6 @@ namespace Swift {
virtual SafeByteArray getStringPrepared(const SafeByteArray& s, StringPrepProfile profile) = 0;
// Thread-safe
- virtual std::string getIDNAEncoded(const std::string& s) = 0;
+ virtual boost::optional<std::string> getIDNAEncoded(const std::string& s) = 0;
};
}
diff --git a/Swiften/IDN/LibIDNConverter.cpp b/Swiften/IDN/LibIDNConverter.cpp
index c4a1c18..45b1d14 100644
--- a/Swiften/IDN/LibIDNConverter.cpp
+++ b/Swiften/IDN/LibIDNConverter.cpp
@@ -65,15 +65,15 @@ SafeByteArray LibIDNConverter::getStringPrepared(const SafeByteArray& s, StringP
return createSafeByteArray(reinterpret_cast<const char*>(vecptr(preparedData)));
}
-std::string LibIDNConverter::getIDNAEncoded(const std::string& domain) {
+boost::optional<std::string> LibIDNConverter::getIDNAEncoded(const std::string& domain) {
char* output;
- if (idna_to_ascii_8z(domain.c_str(), &output, 0) == IDNA_SUCCESS) {
+ if (idna_to_ascii_8z(domain.c_str(), &output, IDNA_USE_STD3_ASCII_RULES) == IDNA_SUCCESS) {
std::string result(output);
free(output);
return result;
}
else {
- return domain;
+ return boost::optional<std::string>();
}
}
diff --git a/Swiften/IDN/LibIDNConverter.h b/Swiften/IDN/LibIDNConverter.h
index 23f6bbd..4cfff1a 100644
--- a/Swiften/IDN/LibIDNConverter.h
+++ b/Swiften/IDN/LibIDNConverter.h
@@ -17,7 +17,7 @@ namespace Swift {
virtual std::string getStringPrepared(const std::string& s, StringPrepProfile profile) SWIFTEN_OVERRIDE;
virtual SafeByteArray getStringPrepared(const SafeByteArray& s, StringPrepProfile profile) SWIFTEN_OVERRIDE;
- virtual std::string getIDNAEncoded(const std::string& s) SWIFTEN_OVERRIDE;
+ virtual boost::optional<std::string> getIDNAEncoded(const std::string& s) SWIFTEN_OVERRIDE;
};
}
diff --git a/Swiften/IDN/UnitTest/IDNConverterTest.cpp b/Swiften/IDN/UnitTest/IDNConverterTest.cpp
index 285cf4b..a66e141 100644
--- a/Swiften/IDN/UnitTest/IDNConverterTest.cpp
+++ b/Swiften/IDN/UnitTest/IDNConverterTest.cpp
@@ -19,6 +19,7 @@ class IDNConverterTest : public CppUnit::TestFixture {
CPPUNIT_TEST(testStringPrep_Empty);
CPPUNIT_TEST(testGetEncoded);
CPPUNIT_TEST(testGetEncoded_International);
+ CPPUNIT_TEST(testGetEncoded_Invalid);
CPPUNIT_TEST_SUITE_END();
public:
@@ -39,15 +40,21 @@ class IDNConverterTest : public CppUnit::TestFixture {
}
void testGetEncoded() {
- std::string result = testling->getIDNAEncoded("www.swift.im");
- CPPUNIT_ASSERT_EQUAL(std::string("www.swift.im"), result);
+ boost::optional<std::string> result = testling->getIDNAEncoded("www.swift.im");
+ CPPUNIT_ASSERT(!!result);
+ CPPUNIT_ASSERT_EQUAL(std::string("www.swift.im"), *result);
}
void testGetEncoded_International() {
- std::string result = testling->getIDNAEncoded("www.tron\xc3\x87on.com");
- CPPUNIT_ASSERT_EQUAL(std::string("www.xn--tronon-zua.com"), result);
+ boost::optional<std::string> result = testling->getIDNAEncoded("www.tron\xc3\x87on.com");
+ CPPUNIT_ASSERT(!!result);
+ CPPUNIT_ASSERT_EQUAL(std::string("www.xn--tronon-zua.com"), *result);
}
+ void testGetEncoded_Invalid() {
+ boost::optional<std::string> result = testling->getIDNAEncoded("www.foo,bar.com");
+ CPPUNIT_ASSERT(!result);
+ }
private:
boost::shared_ptr<IDNConverter> testling;