Set FIPS RAND_METHOD at same time as OpenSSL RAND_METHOD.

Rename drbg_cprng_test to fips_drbg_cprng_test.

Remove rand files from Makefile.fips.

now use an internal RAND_METHOD. All dependencies to OpenSSL standard
PRNG are now removed: it is the applications resposibility to setup
the FIPS PRNG and initalise it.

Initial OpenSSL RAND_init_fips() function that will setup the DRBG
for the "FIPS capable OpenSSL".

used by applications directly and the X9.31 PRNG is deprecated by new
FIPS140-2 rules anyway.

to missing DRBG support in libcrypto.

in FIPS builds.

Set fips_thread_set properly.

to test a "stuck" DRBG.

Submitted by: Robin Seggelmann <seggelmann@fh-muenster.de>
Reviewed by: steve

Fix DTLS Retransmission Buffer Bug

Submitted by: Robin Seggelmann <seggelmann@fh-muenster.de>
Reviewed by: steve

Don't change state when answering DTLS ClientHello.

Submitted by: Robin Seggelmann <seggelmann@fh-muenster.de>
Reviewed by: steve

Fix DTLS fragment reassembly bug.

are undisturbed.

Allow setting of "rand" callbacks for DRBG.

in OPENSSL_init().

ensure OPENSSL_init() is always linked into an application.

used to set up any appropriate functions such as FIPS callbacks without
requiring an explicit application call.

test applications.

pointer to a buffer instead of copying to a fixed length buffer. This
removes the entropy and nonce length restrictions.