all: import riscv and riscv64 support from /n/sources/contrib/miller/riscv.tar (2021-05-28) (thanks Richard Miller)

all: import mips64 and spim64 support from bitbucket.org/cherry9/4c (thanks Cherry Zhang)

all: import spim support from bitbucket.org/cherry9/plan9-loongson (thanks Cherry Zhang)

all: import power64 support from Charles Forsyth (thanks Charles Forsyth)

sys/src/libsec/amd64: import md5block and sha1block functions (thanks Erik Quanstrom)

all: import amd64 from Bell Labs

all: add sparc support in libmp and libsec

sys/src/libsec: fix implementation of AES-CTR (thanks Richard Miller)

sys/src/libsec: replace sprint by snprint (thanks Geoff Collyer)

sys/src/libsec/port: add ChaCha20 stream cipher (RFC7539) (thanks Charles Fosyth)

sys/src/libsec/port: implement signature algorithms extension in tlshand (thanks Richard Miller)

sys/src/libsec/port: various fixes in tlshand (thanks Geoff Collyer)

sys/src/libsec/port: disable prohibited RC4 ciphers in tlshand (RFC7465)

sys/src/libsec/port: disable SSL 3.0 handshake (POODLE)

sys/src/libsec/port: sign certificates using SHA256withRSA signature algorithm

sys/src/libsec/port: handle sha2 X.509 signature algorithms

sys/src/libsec/port: add TLS 1.2 support in tlshand

sys/src/libsec/port: add PBKDF2 support (thanks Cinap Lenrek)

Plan 9 from Bell Labs Fourth Edition 2013-09-17

Plan 9 from Bell Labs Fourth Edition 2012-09-20