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-rw-r--r--indra/llmessage/llxorcipher.cpp256
1 files changed, 128 insertions, 128 deletions
diff --git a/indra/llmessage/llxorcipher.cpp b/indra/llmessage/llxorcipher.cpp
index 2770200fe5..8db4fca629 100644
--- a/indra/llmessage/llxorcipher.cpp
+++ b/indra/llmessage/llxorcipher.cpp
@@ -1,128 +1,128 @@
-/**
- * @file llxorcipher.cpp
- * @brief Implementation of LLXORCipher
- *
- * $LicenseInfo:firstyear=2003&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
- * $/LicenseInfo$
- */
-
-#include "linden_common.h"
-
-#include "llxorcipher.h"
-
-#include "llerror.h"
-
-///----------------------------------------------------------------------------
-/// Class LLXORCipher
-///----------------------------------------------------------------------------
-
-LLXORCipher::LLXORCipher(const U8* pad, U32 pad_len) :
- mPad(NULL),
- mHead(NULL),
- mPadLen(0)
-{
- init(pad, pad_len);
-}
-
-// Destroys the object
-LLXORCipher::~LLXORCipher()
-{
- init(NULL, 0);
-}
-
-LLXORCipher::LLXORCipher(const LLXORCipher& cipher) :
- mPad(NULL),
- mHead(NULL),
- mPadLen(0)
-{
- init(cipher.mPad, cipher.mPadLen);
-}
-
-LLXORCipher& LLXORCipher::operator=(const LLXORCipher& cipher)
-{
- if(this == &cipher) return *this;
- init(cipher.mPad, cipher.mPadLen);
- return *this;
-}
-
-U32 LLXORCipher::encrypt(const U8* src, U32 src_len, U8* dst, U32 dst_len)
-{
- if(!src || !src_len || !dst || !dst_len || !mPad) return 0;
- U8* pad_end = mPad + mPadLen;
- U32 count = src_len;
- while(count--)
- {
- *dst++ = *src++ ^ *mHead++;
- if(mHead >= pad_end) mHead = mPad;
- }
- return src_len;
-}
-
-U32 LLXORCipher::decrypt(const U8* src, U32 src_len, U8* dst, U32 dst_len)
-{
- // xor is a symetric cipher, thus, just call the other function.
- return encrypt(src, src_len, dst, dst_len);
-}
-
-U32 LLXORCipher::requiredEncryptionSpace(U32 len) const
-{
- return len;
-}
-
-void LLXORCipher::init(const U8* pad, U32 pad_len)
-{
- if(mPad)
- {
- delete [] mPad;
- mPad = NULL;
- mPadLen = 0;
- }
- if(pad && pad_len)
- {
- mPadLen = pad_len;
- mPad = new U8[mPadLen];
- if (mPad != NULL)
- {
- memcpy(mPad, pad, mPadLen); /* Flawfinder : ignore */
- }
- }
- mHead = mPad;
-}
-
-#ifdef _DEBUG
-// static
-bool LLXORCipher::testHarness()
-{
- const U32 PAD_LEN = 3;
- const U8 PAD[] = "abc";
- const S32 MSG_LENGTH = 12;
- const char MESSAGE[MSG_LENGTH+1] = "gesundheight"; /* Flawfinder : ignore */
- U8 encrypted[MSG_LENGTH];
- U8 decrypted[MSG_LENGTH];
-
- LLXORCipher cipher(PAD, PAD_LEN);
- cipher.encrypt((U8*)MESSAGE, MSG_LENGTH, encrypted, MSG_LENGTH);
- cipher.decrypt(encrypted, MSG_LENGTH, decrypted, MSG_LENGTH);
-
- if(0 != memcmp((void*)MESSAGE, decrypted, MSG_LENGTH)) return false;
- return true;
-}
-#endif
+/**
+ * @file llxorcipher.cpp
+ * @brief Implementation of LLXORCipher
+ *
+ * $LicenseInfo:firstyear=2003&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+
+#include "llxorcipher.h"
+
+#include "llerror.h"
+
+///----------------------------------------------------------------------------
+/// Class LLXORCipher
+///----------------------------------------------------------------------------
+
+LLXORCipher::LLXORCipher(const U8* pad, U32 pad_len) :
+ mPad(NULL),
+ mHead(NULL),
+ mPadLen(0)
+{
+ init(pad, pad_len);
+}
+
+// Destroys the object
+LLXORCipher::~LLXORCipher()
+{
+ init(NULL, 0);
+}
+
+LLXORCipher::LLXORCipher(const LLXORCipher& cipher) :
+ mPad(NULL),
+ mHead(NULL),
+ mPadLen(0)
+{
+ init(cipher.mPad, cipher.mPadLen);
+}
+
+LLXORCipher& LLXORCipher::operator=(const LLXORCipher& cipher)
+{
+ if(this == &cipher) return *this;
+ init(cipher.mPad, cipher.mPadLen);
+ return *this;
+}
+
+U32 LLXORCipher::encrypt(const U8* src, U32 src_len, U8* dst, U32 dst_len)
+{
+ if(!src || !src_len || !dst || !dst_len || !mPad) return 0;
+ U8* pad_end = mPad + mPadLen;
+ U32 count = src_len;
+ while(count--)
+ {
+ *dst++ = *src++ ^ *mHead++;
+ if(mHead >= pad_end) mHead = mPad;
+ }
+ return src_len;
+}
+
+U32 LLXORCipher::decrypt(const U8* src, U32 src_len, U8* dst, U32 dst_len)
+{
+ // xor is a symetric cipher, thus, just call the other function.
+ return encrypt(src, src_len, dst, dst_len);
+}
+
+U32 LLXORCipher::requiredEncryptionSpace(U32 len) const
+{
+ return len;
+}
+
+void LLXORCipher::init(const U8* pad, U32 pad_len)
+{
+ if(mPad)
+ {
+ delete [] mPad;
+ mPad = NULL;
+ mPadLen = 0;
+ }
+ if(pad && pad_len)
+ {
+ mPadLen = pad_len;
+ mPad = new U8[mPadLen];
+ if (mPad != NULL)
+ {
+ memcpy(mPad, pad, mPadLen); /* Flawfinder : ignore */
+ }
+ }
+ mHead = mPad;
+}
+
+#ifdef _DEBUG
+// static
+bool LLXORCipher::testHarness()
+{
+ const U32 PAD_LEN = 3;
+ const U8 PAD[] = "abc";
+ const S32 MSG_LENGTH = 12;
+ const char MESSAGE[MSG_LENGTH+1] = "gesundheight"; /* Flawfinder : ignore */
+ U8 encrypted[MSG_LENGTH];
+ U8 decrypted[MSG_LENGTH];
+
+ LLXORCipher cipher(PAD, PAD_LEN);
+ cipher.encrypt((U8*)MESSAGE, MSG_LENGTH, encrypted, MSG_LENGTH);
+ cipher.decrypt(encrypted, MSG_LENGTH, decrypted, MSG_LENGTH);
+
+ if(0 != memcmp((void*)MESSAGE, decrypted, MSG_LENGTH)) return false;
+ return true;
+}
+#endif
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