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| author | Remko Tronçon <git@el-tramo.be> | 2009-11-21 00:14:56 (GMT) |
|---|---|---|
| committer | Remko Tronçon <git@el-tramo.be> | 2009-11-21 00:14:56 (GMT) |
| commit | fe007f1afdaf29c7ce0302da2984b5611503a822 (patch) | |
| tree | 87ff3bcc79c4628ab6d8fd03db9a2ca8659d5b6a /Swiften | |
| parent | 4417a63a1acdf5f6e78655e8ae377bc24d5d8f02 (diff) | |
| download | swift-contrib-fe007f1afdaf29c7ce0302da2984b5611503a822.zip swift-contrib-fe007f1afdaf29c7ce0302da2984b5611503a822.tar.bz2 | |
Added PBKDF2 encoding.
Diffstat (limited to 'Swiften')
| -rw-r--r-- | Swiften/StringCodecs/PBKDF2.cpp | 20 | ||||
| -rw-r--r-- | Swiften/StringCodecs/PBKDF2.h | 10 | ||||
| -rw-r--r-- | Swiften/StringCodecs/UnitTest/PBKDF2Test.cpp | 36 |
3 files changed, 66 insertions, 0 deletions
diff --git a/Swiften/StringCodecs/PBKDF2.cpp b/Swiften/StringCodecs/PBKDF2.cpp new file mode 100644 index 0000000..c09c10e --- /dev/null +++ b/Swiften/StringCodecs/PBKDF2.cpp @@ -0,0 +1,20 @@ +#include "Swiften/StringCodecs/PBKDF2.h" +#include "Swiften/StringCodecs/HMACSHA1.h" + +namespace Swift { + +ByteArray PBKDF2::encode(const ByteArray& password, const ByteArray& salt, int iterations) { + ByteArray u = HMACSHA1::getResult(password, salt + ByteArray("\0\0\0\1", 4)); + ByteArray result = u; + int i = 1; + while (i < iterations) { + u = HMACSHA1::getResult(password, u); + for (unsigned int j = 0; j < u.getSize(); ++j) { + result[j] ^= u[j]; + } + ++i; + } + return result; +} + +} diff --git a/Swiften/StringCodecs/PBKDF2.h b/Swiften/StringCodecs/PBKDF2.h new file mode 100644 index 0000000..e87380d --- /dev/null +++ b/Swiften/StringCodecs/PBKDF2.h @@ -0,0 +1,10 @@ +#pragma once + +#include "Swiften/Base/ByteArray.h" + +namespace Swift { + class PBKDF2 { + public: + static ByteArray encode(const ByteArray& password, const ByteArray& salt, int iterations); + }; +} diff --git a/Swiften/StringCodecs/UnitTest/PBKDF2Test.cpp b/Swiften/StringCodecs/UnitTest/PBKDF2Test.cpp new file mode 100644 index 0000000..92f4fe9 --- /dev/null +++ b/Swiften/StringCodecs/UnitTest/PBKDF2Test.cpp @@ -0,0 +1,36 @@ +#include <cppunit/extensions/HelperMacros.h> +#include <cppunit/extensions/TestFactoryRegistry.h> + +#include "Swiften/Base/ByteArray.h" +#include "Swiften/StringCodecs/PBKDF2.h" + +using namespace Swift; + +class PBKDF2Test : public CppUnit::TestFixture { + CPPUNIT_TEST_SUITE(PBKDF2Test); + CPPUNIT_TEST(testGetResult_I1); + CPPUNIT_TEST(testGetResult_I2); + CPPUNIT_TEST(testGetResult_I4096); + CPPUNIT_TEST_SUITE_END(); + + public: + void testGetResult_I1() { + ByteArray result(PBKDF2::encode("password", "salt", 1)); + + CPPUNIT_ASSERT_EQUAL(ByteArray("\x0c\x60\xc8\x0f\x96\x1f\x0e\x71\xf3\xa9\xb5\x24\xaf\x60\x12\x06\x2f\xe0\x37\xa6"), result); + } + + void testGetResult_I2() { + ByteArray result(PBKDF2::encode("password", "salt", 2)); + + CPPUNIT_ASSERT_EQUAL(ByteArray("\xea\x6c\x1\x4d\xc7\x2d\x6f\x8c\xcd\x1e\xd9\x2a\xce\x1d\x41\xf0\xd8\xde\x89\x57"), result); + } + + void testGetResult_I4096() { + ByteArray result(PBKDF2::encode("password", "salt", 4096)); + + CPPUNIT_ASSERT_EQUAL(ByteArray("\x4b\x00\x79\x1\xb7\x65\x48\x9a\xbe\xad\x49\xd9\x26\xf7\x21\xd0\x65\xa4\x29\xc1", 20), result); + } +}; + +CPPUNIT_TEST_SUITE_REGISTRATION(PBKDF2Test); |