1507b4a417
Have it allocate the buffer for the unwrapped key and return a pointer to it, rather than having it be handed a buffer for that key. That makes it a bit easier to validate, in AES_unwrap, that we don't write past the end of the buffer. Change-Id: Id02852c23054b3ed33eeeb383e7aa6cf12d02ed9 Reviewed-on: https://code.wireshark.org/review/8371 Reviewed-by: Guy Harris <guy@alum.mit.edu>
59 lines
2.2 KiB
C
59 lines
2.2 KiB
C
/**
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* airpdcap_rijndael.h
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*
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* @version 3.0 (December 2000)
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*
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* Optimised ANSI C code for the Rijndael cipher (now AES)
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*
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* @author Vincent Rijmen <vincent.rijmen@esat.kuleuven.ac.be>
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* @author Antoon Bosselaers <antoon.bosselaers@esat.kuleuven.ac.be>
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* @author Paulo Barreto <paulo.barreto@terra.com.br>
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*
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* This code is hereby placed in the public domain.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHORS ''AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _AIRPDCAP_RIJNDAEL
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#define _AIRPDCAP_RIJNDAEL
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/******************************************************************************/
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/* File includes */
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/* */
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#include "airpdcap_interop.h"
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/* */
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/* */
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/******************************************************************************/
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/******************************************************************************/
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/* Type definitions */
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/* */
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UCHAR *AES_unwrap(UCHAR *kek, UINT16 key_len, UCHAR *cipher_text, UINT16 cipher_len);
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/* */
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/******************************************************************************/
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/******************************************************************************/
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/* Block XOR macro definition */
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/* */
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#define XOR_BLOCK(b, a, len) \
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{ \
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INT __i__; \
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for (__i__ = 0; __i__ < (INT)(len); __i__++) \
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(b)[__i__] ^= (a)[__i__]; \
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}
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/* */
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/******************************************************************************/
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#endif
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