Swiftdiff options
| author | Remko Tronçon <git@el-tramo.be> | 2011-05-18 13:45:41 (GMT) |
|---|---|---|
| committer | Remko Tronçon <git@el-tramo.be> | 2011-05-18 14:24:28 (GMT) |
| commit | 23fa0f462ddd0c686c677bfe5d4d743621432b7e (patch) | |
| tree | b8f0ea1860640f89eafba2460cc5d45bf28fc77c /Swiften/IDN | |
| parent | 2456a8b12163b3249b6b9164b601c36772eb05a1 (diff) | |
| download | swift-23fa0f462ddd0c686c677bfe5d4d743621432b7e.zip swift-23fa0f462ddd0c686c677bfe5d4d743621432b7e.tar.bz2 | |
Introduce safe containers for storing passwords.
Diffstat (limited to 'Swiften/IDN')
| -rw-r--r-- | Swiften/IDN/StringPrep.cpp | 51 | ||||
| -rw-r--r-- | Swiften/IDN/StringPrep.h | 2 |
2 files changed, 34 insertions, 19 deletions
diff --git a/Swiften/IDN/StringPrep.cpp b/Swiften/IDN/StringPrep.cpp index 95f294c..f8ebb2c 100644 --- a/Swiften/IDN/StringPrep.cpp +++ b/Swiften/IDN/StringPrep.cpp @@ -9,32 +9,45 @@ #include <stringprep.h> #include <vector> #include <cassert> +#include <Swiften/Base/SafeAllocator.h> -namespace Swift { +using namespace Swift; + + namespace { + static const int MAX_STRINGPREP_SIZE = 1024; -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; + } -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; + template<typename StringType, typename ContainerType> + StringType 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 StringType(&input[0]); + } + else { + return StringType(); + } } - assert(false); - return 0; } +namespace Swift { + std::string StringPrep::getPrepared(const std::string& s, Profile profile) { - - std::vector<char> 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 std::string(&input[0]); - } - else { - return ""; - } + return getStringPrepared< std::string, std::vector<char> >(s, profile); +} + +SafeString StringPrep::getPrepared(const SafeString& s, Profile profile) { + return getStringPrepared<SafeString, std::vector<char, SafeAllocator<char> > >(s, profile); } } diff --git a/Swiften/IDN/StringPrep.h b/Swiften/IDN/StringPrep.h index f40553b..fc75118 100644 --- a/Swiften/IDN/StringPrep.h +++ b/Swiften/IDN/StringPrep.h @@ -7,6 +7,7 @@ #pragma once #include <string> +#include <Swiften/Base/SafeString.h> namespace Swift { class StringPrep { @@ -19,5 +20,6 @@ namespace Swift { }; static std::string getPrepared(const std::string& s, Profile profile); + static SafeString getPrepared(const SafeString& s, Profile profile); }; } |