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Diffstat (limited to 'Swiften/IDN/StringPrep.cpp')
-rw-r--r-- | Swiften/IDN/StringPrep.cpp | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/Swiften/IDN/StringPrep.cpp b/Swiften/IDN/StringPrep.cpp deleted file mode 100644 index dfaba06..0000000 --- a/Swiften/IDN/StringPrep.cpp +++ /dev/null @@ -1,146 +0,0 @@ -/* - * Copyright (c) 2010-2012 Remko Tronçon - * Licensed under the GNU General Public License v3. - * See Documentation/Licenses/GPLv3.txt for more information. - */ - -#include <Swiften/IDN/StringPrep.h> - -#if defined(HAVE_ICU) -#pragma GCC diagnostic ignored "-Wold-style-cast" -#include <Swiften/IDN/ICUConverter.h> -#include <unicode/usprep.h> -#include <unicode/ucnv.h> -#elif defined(HAVE_LIBIDN) -extern "C" { - #include <stringprep.h> -}; -#endif - -#include <vector> -#include <cassert> -#include <Swiften/Base/SafeAllocator.h> -#include <boost/shared_ptr.hpp> - -using namespace Swift; - -#if defined(HAVE_ICU) - -namespace { - static UStringPrepProfileType getICUProfileType(StringPrep::Profile profile) { - switch(profile) { - case StringPrep::NamePrep: return USPREP_RFC3491_NAMEPREP; break; - case StringPrep::XMPPNodePrep: return USPREP_RFC3920_NODEPREP; break; - case StringPrep::XMPPResourcePrep: return USPREP_RFC3920_RESOURCEPREP; break; - case StringPrep::SASLPrep: return USPREP_RFC4013_SASLPREP; break; - } - assert(false); - return USPREP_RFC3491_NAMEPREP; - } - - template<typename StringType> - std::vector<char, SafeAllocator<char> > getStringPrepared(const StringType& s, StringPrep::Profile profile) { - UErrorCode status = U_ZERO_ERROR; - ICUConverter converter; - - boost::shared_ptr<UStringPrepProfile> icuProfile(usprep_openByType(getICUProfileType(profile), &status), usprep_close); - assert(U_SUCCESS(status)); - - ICUConverter::ICUString icuInput = converter.convertToICUString(s); - ICUConverter::ICUString icuResult; - UParseError parseError; - icuResult.resize(icuInput.size()); - int icuResultLength = usprep_prepare(icuProfile.get(), vecptr(icuInput), icuInput.size(), vecptr(icuResult), icuResult.size(), USPREP_ALLOW_UNASSIGNED, &parseError, &status); icuResult.resize(icuResultLength); - if (status == U_BUFFER_OVERFLOW_ERROR) { - status = U_ZERO_ERROR; - icuResult.resize(icuResultLength); - icuResultLength = usprep_prepare(icuProfile.get(), vecptr(icuInput), icuInput.size(), vecptr(icuResult), icuResult.size(), USPREP_ALLOW_UNASSIGNED, &parseError, &status); icuResult.resize(icuResultLength); - } - if (U_FAILURE(status)) { - return std::vector<char, SafeAllocator<char> >(); - } - icuResult.resize(icuResultLength); - - return converter.convertToArray(icuResult); - } -} - -namespace Swift { - -std::string StringPrep::getPrepared(const std::string& s, Profile profile) { - if (s.empty()) { - return ""; - } - std::vector<char, SafeAllocator<char> > preparedData = getStringPrepared(s, profile); - if (preparedData.empty()) { - throw std::exception(); - } - return std::string(vecptr(preparedData)); -} - -SafeByteArray StringPrep::getPrepared(const SafeByteArray& s, Profile profile) { - if (s.empty()) { - return SafeByteArray(); - } - std::vector<char, SafeAllocator<char> > preparedData = getStringPrepared(s, profile); - if (preparedData.empty()) { - throw std::exception(); - } - return createSafeByteArray(reinterpret_cast<const char*>(vecptr(preparedData))); -} - -} - -//////////////////////////////////////////////////////////////////////////////// - -#elif defined(HAVE_LIBIDN) - -namespace { - static const int MAX_STRINGPREP_SIZE = 1024; - - const Stringprep_profile* getLibIDNProfile(StringPrep::Profile profile) { - switch(profile) { - case StringPrep::NamePrep: return stringprep_nameprep; break; - case StringPrep::XMPPNodePrep: return stringprep_xmpp_nodeprep; break; - case StringPrep::XMPPResourcePrep: return stringprep_xmpp_resourceprep; break; - case StringPrep::SASLPrep: return stringprep_saslprep; break; - } - assert(false); - return 0; - } - - template<typename StringType, typename ContainerType> - ContainerType getStringPrepared(const StringType& s, StringPrep::Profile profile) { - ContainerType input(s.begin(), s.end()); - input.resize(MAX_STRINGPREP_SIZE); - if (stringprep(&input[0], MAX_STRINGPREP_SIZE, static_cast<Stringprep_profile_flags>(0), getLibIDNProfile(profile)) == 0) { - return input; - } - else { - return ContainerType(); - } - } -} - -namespace Swift { - -std::string StringPrep::getPrepared(const std::string& s, Profile profile) { - std::vector<char> preparedData = getStringPrepared< std::string, std::vector<char> >(s, profile); - if (preparedData.empty()) { - throw std::exception(); - } - return std::string(vecptr(preparedData)); -} - -SafeByteArray StringPrep::getPrepared(const SafeByteArray& s, Profile profile) { - std::vector<char, SafeAllocator<char> > preparedData = getStringPrepared<SafeByteArray, std::vector<char, SafeAllocator<char> > >(s, profile); - if (preparedData.empty()) { - throw std::exception(); - } - return createSafeByteArray(reinterpret_cast<const char*>(vecptr(preparedData))); -} - -} - -#endif - |