Commit 05861c77 authored by Ben Laurie's avatar Ben Laurie
Browse files

I keep forgetting to fix this: update the IV! Most important!

parent 233bf734

CHANGES

+3 −0
Original line number Diff line number Diff line
@@ -5,6 +5,9 @@ 


 Changes between 0.9.3a and 0.9.4



  *) DES CBC did not update the IV. Weird.

     [Ben Laurie]



  *) When bntest is run from "make test" it drives bc to check its

     calculations, as well as internally checking them. If an internal check

     fails, it needs to cause bc to give a non-zero result or make test carries

crypto/des/cbc_enc.c

+6 −0
Original line number Diff line number Diff line
@@ -94,6 +94,9 @@ void des_cbc_encrypt(const unsigned char *in, unsigned char *out, long length, 
			tout0=tin[0]; l2c(tout0,out);

			tout1=tin[1]; l2c(tout1,out);

			}

		iv = &(*ivec)[0];

		l2c(tout0,iv);

		l2c(tout1,iv);

		}

	else

		{
@@ -122,6 +125,9 @@ void des_cbc_encrypt(const unsigned char *in, unsigned char *out, long length, 
		/*	xor0=tin0;

			xor1=tin1; */

			}

		iv = &(*ivec)[0];

		l2c(xor0,iv);

		l2c(xor1,iv);

		}

	tin0=tin1=tout0=tout1=xor0=xor1=0;

	tin[0]=tin[1]=0;