2007-02-02  Olivier Gay  <olivier.gay@a3.epfl.ch>

	* sha2.c (sha512_transf) [UNROLL_LOOPS]: Group together SHA512_EXP calls
	in a loop to optimize speed in SHA-384 and SHA-512.

	* sha2.h, sha2.c: Remove HAVE_STDINT and use new typedef for fixed-width
	integer types.

2007-02-02  Tad  <sha2@ds3switch.com>

	* sha2.c (sha224_update, sha256_update, sha384_update, sha512_update): Check
	the read size is within the buffer limits when updating small data.

2005-05-23  Olivier Gay  <olivier.gay@a3.epfl.ch>

	* sha2.h, sha2.c: Support of SHA-224 functions.