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authorEike Ziller <eike.ziller@qt.io>2018-08-15 13:53:28 +0200
committerEike Ziller <eike.ziller@qt.io>2018-08-15 13:53:28 +0200
commitdb9837fa6c9401e898ac8e7492081a6e21c71790 (patch)
treed542a089711257402ac4fe70813fa0e7de825f2e /src/libs/3rdparty/botan/src/lib/block/des/desx.cpp
parent7bc14bf3498ea6b1c19abacf85a5103772da26bc (diff)
parent58747b2de107e8f6ac00daeb431ecbf3e603fd34 (diff)
Merge remote-tracking branch 'origin/4.7'
Conflicts: src/plugins/clangtools/clangtoolruncontrol.cpp src/plugins/cpptools/compileroptionsbuilder.cpp Change-Id: Ib1e8abf066898b50c90fc1ccba4697fe983e8a8f
Diffstat (limited to 'src/libs/3rdparty/botan/src/lib/block/des/desx.cpp')
-rw-r--r--src/libs/3rdparty/botan/src/lib/block/des/desx.cpp65
1 files changed, 65 insertions, 0 deletions
diff --git a/src/libs/3rdparty/botan/src/lib/block/des/desx.cpp b/src/libs/3rdparty/botan/src/lib/block/des/desx.cpp
new file mode 100644
index 00000000000..e869b3ebf85
--- /dev/null
+++ b/src/libs/3rdparty/botan/src/lib/block/des/desx.cpp
@@ -0,0 +1,65 @@
+/*
+* DES
+* (C) 1999-2007 Jack Lloyd
+*
+* Botan is released under the Simplified BSD License (see license.txt)
+*/
+
+#include <botan/desx.h>
+
+namespace Botan {
+
+/*
+* DESX Encryption
+*/
+void DESX::encrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const
+ {
+ verify_key_set(m_K1.empty() == false);
+
+ for(size_t i = 0; i != blocks; ++i)
+ {
+ xor_buf(out, in, m_K1.data(), BLOCK_SIZE);
+ m_des.encrypt(out);
+ xor_buf(out, m_K2.data(), BLOCK_SIZE);
+
+ in += BLOCK_SIZE;
+ out += BLOCK_SIZE;
+ }
+ }
+
+/*
+* DESX Decryption
+*/
+void DESX::decrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const
+ {
+ verify_key_set(m_K1.empty() == false);
+
+ for(size_t i = 0; i != blocks; ++i)
+ {
+ xor_buf(out, in, m_K2.data(), BLOCK_SIZE);
+ m_des.decrypt(out);
+ xor_buf(out, m_K1.data(), BLOCK_SIZE);
+
+ in += BLOCK_SIZE;
+ out += BLOCK_SIZE;
+ }
+ }
+
+/*
+* DESX Key Schedule
+*/
+void DESX::key_schedule(const uint8_t key[], size_t)
+ {
+ m_K1.assign(key, key + 8);
+ m_des.set_key(key + 8, 8);
+ m_K2.assign(key + 16, key + 24);
+ }
+
+void DESX::clear()
+ {
+ m_des.clear();
+ zap(m_K1);
+ zap(m_K2);
+ }
+
+}