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markm bd86cc8ebf Replace the RC4 algorithm for generating in-kernel secure random 
numbers with Chacha20. Keep the API, though, as that is what the
other *BSD's have done.

Use the boot-time entropy stash (if present) to bootstrap the
in-kernel entropy source.

Reviewed by: delphij,rwatson
Approved by: so(delphij)
MFC after: 2 months
Relnotes: yes
Differential Revision: https://reviews.freebsd.org/D10048
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> Reported by:              If someone else reported the issue.
> Reviewed by:              If someone else reviewed your modification.
> Approved by:              If you needed approval for this commit.
> Obtained from:            If the change is from a third party.
> MFC after:                N [day[s]|week[s]|month[s]].  Request a reminder email.
> MFH:                      Ports tree branch name.  Request approval for merge.
> Relnotes:                 Set to 'yes' for mention in release notes.
> Security:                 Vulnerability reference (one per line) or description.
> Sponsored by:             If the change was sponsored by an organization.
> Differential Revision:    https://reviews.freebsd.org/D### (*full* phabric URL needed).
> Empty fields above will be automatically removed.
2017-04-16 09:11:02 +00:00
..
disk
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
_bitset.h
bitset: introduce helpers to allocate a bitset at runtime
2016-05-06 16:41:23 +00:00
_bus_dma.h
…
_callout.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
_cpuset.h
Fix <sys/_bitset.h> and <sys/_cpuset.h> to not require <sys/param.h>.
2016-05-05 15:43:26 +00:00
_ffcounter.h
…
_iovec.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
_kstack_cache.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
_lock.h
…
_lockmgr.h
…
_mutex.h
…
_null.h
…
_pctrie.h
…
_pthreadtypes.h
…
_rmlock.h
…
_rwlock.h
…
_semaphore.h
…
_sigset.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
_sockaddr_storage.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
_stack.h
…
_stdint.h
…
_sx.h
…
_task.h
Update iflib to support more NIC designs
2016-08-12 21:29:44 +00:00
_termios.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
_timespec.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
_timeval.h
…
_types.h
Define max_align_t for C11.
2016-10-21 23:50:02 +00:00
_ucontext.h
POSIX states that #include <signal.h> shall make both mcontext_t and
2016-02-12 07:38:19 +00:00
_umtx.h
Add implementation of robust mutexes, hopefully close enough to the
2016-05-17 09:56:22 +00:00
_unrhdr.h
…
_vm_domain.h
…
aac_ioctl.h
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acct.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
acl.h
…
agpio.h
…
aio.h
Account for AIO socket operations in thread/process resource usage.
2016-06-21 22:19:06 +00:00
alq.h
…
apm.h
Re-apply change 306811 or alternatively, revert change 307385.
2016-10-16 02:43:51 +00:00
assym.h
…
ata.h
Fix a minor typo (Seiral)
2017-01-15 08:05:00 +00:00
bio.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
bitset.h
bitset: introduce helpers to allocate a bitset at runtime
2016-05-06 16:41:23 +00:00
bitstring.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
blist.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
boot.h
…
buf_ring.h
Fix a variety of cosmetic typos and misspellings
2017-01-15 18:00:45 +00:00
buf.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
bufobj.h
Document what the different flags mean for locking.
2017-02-21 18:49:51 +00:00
bus_dma.h
…
bus.h
Add a INTR_TRIG_INVALID, and use it in the powerpc interrupt code.
2017-01-30 02:21:29 +00:00
busdma_bufalloc.h
Fix a variety of cosmetic typos and misspellings
2017-01-15 18:00:45 +00:00
callout.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
capability.h
Add sys/capability.h deprecation warning
2017-01-25 15:42:29 +00:00
caprights.h
…
capsicum.h
Add PROC_TRAPCAP procctl(2) controls and global sysctl kern.trap_enocap.
2016-09-21 08:23:33 +00:00
cdefs.h
Implement the memset_s(3) function as specified by the C11 ISO/IEC
2017-03-30 04:57:26 +00:00
cdio.h
…
cdrio.h
…
cfictl.h
…
chio.h
…
clock.h
Make resettodr_lock accessible outside subr_rtc.c. Protect
2016-09-21 10:15:08 +00:00
cnv.h
Remove duplicated declaration.
2016-08-28 07:40:11 +00:00
condvar.h
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conf.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
cons.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
consio.h
Remove pc98 support completely.
2017-01-28 02:22:15 +00:00
copyright.h
Remove pc98 support completely.
2017-01-28 02:22:15 +00:00
counter.h
Provide counter_ratecheck(), a MP-friendly substitution to ppsratecheck().
2016-12-09 17:58:34 +00:00
cpu.h
…
cpuctl.h
…
cpuset.h
Move nested include of <sys/queue.h> inside _KERNEL.
2016-07-14 23:14:10 +00:00
ctype.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
dataacq.h
…
devicestat.h
…
devmap.h
Fix a variety of cosmetic typos and misspellings
2017-01-15 18:00:45 +00:00
digiio.h
…
dir.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
dirent.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
disk_zone.h
Add support for managing Shingled Magnetic Recording (SMR) drives.
2016-05-19 14:08:36 +00:00
disk.h
Add support for encrypted kernel crash dumps.
2016-12-10 16:20:39 +00:00
disklabel.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
diskmbr.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
dkstat.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
dnv.h
…
domain.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
dtrace_bsd.h
…
dvdio.h
…
efi.h
Do not try to create /dev/efi device node before devfs is initialized.
2016-10-16 06:07:43 +00:00
efiio.h
Create /dev/efidev to provide an ioctl interface to
2016-10-11 22:24:30 +00:00
elf32.h
Add remaining ELF compression definitions and structs
2017-01-21 17:39:10 +00:00
elf64.h
Add remaining ELF compression definitions and structs
2017-01-21 17:39:10 +00:00
elf_common.h
Add support for capturing 'struct ptrace_lwpinfo' for signals
2017-03-30 18:21:36 +00:00
elf_generic.h
Define ELF_ST_VISIBILITY().
2017-02-09 23:32:03 +00:00
elf.h
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endian.h
…
errno.h
Only activate __EXT1_VISIBLE block when using sys/errno.h in userspace.
2017-03-30 06:24:30 +00:00
eui64.h
…
event.h
Fix typo.
2017-04-08 04:34:18 +00:00
eventhandler.h
ifnet: move the new ifnet_event EVENTHANDLER_DECLARE to net/if_var.h
2017-01-28 07:26:42 +00:00
eventvar.h
Fix a variety of cosmetic typos and misspellings
2017-01-15 18:00:45 +00:00
exec.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
extattr.h
restore(8): Handle extended attribute names correctly
2017-01-18 18:16:57 +00:00
fail.h
fail(9): Upstreaming some fail point enhancements
2016-03-16 04:22:32 +00:00
fbio.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
fcntl.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
fdcio.h
Remove pc98 support completely.
2017-01-28 02:22:15 +00:00
file.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
filedesc.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
filio.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
firmware.h
…
fnv_hash.h
…
gmon.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
gpio.h
GPIO: Add support for gpio pin interrupts.
2016-04-28 12:03:22 +00:00
gpt.h
Re-apply change 306811 or alternatively, revert change 307385.
2016-10-16 02:43:51 +00:00
gtaskqueue.h
Merge ^/head r314482 through r314522.
2017-03-01 21:55:49 +00:00
gzio.h
…
hash.h
…
hhook.h
…
iconv.h
sys/sys: minor spelling fixes.
2016-05-03 15:14:17 +00:00
imgact_aout.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
imgact_binmisc.h
sys/sys: missed in r298981.
2016-05-03 16:37:09 +00:00
imgact_elf.h
Update r315753 with the proper flag name.
2017-03-22 22:28:13 +00:00
imgact.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
inflate.h
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interrupt.h
…
intr.h
INTRNG: Rework handling with resources. Partially revert r301453.
2016-08-19 10:52:39 +00:00
ioccom.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
ioctl_compat.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
ioctl.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
iov_schema.h
Clean up repeated "All rights reserved"
2016-03-14 17:41:17 +00:00
iov.h
Clean up repeated "All rights reserved"
2016-03-14 17:41:17 +00:00
ipc.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
ipmi.h
sys/sys: minor spelling fixes.
2016-05-03 15:14:17 +00:00
jail.h
Move IPv4-specific jail functions to new file netinet/in_jail.c
2016-08-09 02:16:21 +00:00
joystick.h
…
kbio.h
…
kdb.h
…
kenv.h
…
kernel.h
Fix TUNABLE_UINT64() on 32bit architectures.
2017-03-27 06:37:03 +00:00
kerneldump.h
Add support for encrypted kernel crash dumps.
2016-12-10 16:20:39 +00:00
khelp.h
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kobj.h
[bhnd] Fix DEFINE_CLASS_(2|3) multiple inheritance support.
2016-05-23 03:29:43 +00:00
ksem.h
Fix a variety of cosmetic typos and misspellings
2017-01-15 18:00:45 +00:00
ksyms.h
…
kthread.h
…
ktr_class.h
…
ktr.h
…
ktrace.h
Ktracing kevent(2) calls with unusual arguments might leads to an
2017-03-12 13:48:24 +00:00
libkern.h
Replace the RC4 algorithm for generating in-kernel secure random
2017-04-16 09:11:02 +00:00
limits.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
link_aout.h
…
link_elf.h
…
linker_set.h
…
linker.h
Implement boot-time encryption key passing (keybuf)
2017-04-01 05:05:22 +00:00
lock_profile.h
…
lock.h
Do not turn LOCK_DEBUG for INVARIANT_SUPPORT. This allows to add
2017-03-09 00:58:21 +00:00
lockf.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
lockmgr.h
lockmgr: implement fast path
2017-02-12 09:49:44 +00:00
lockstat.h
mtx: microoptimize lockstat handling in __mtx_lock_sleep
2017-02-17 14:55:59 +00:00
loginclass.h
…
mac.h
…
malloc.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
mbpool.h
…
mbuf.h
Fixed typo.
2017-04-08 04:41:46 +00:00
mchain.h
…
md4.h
Fix C++ includability of crypto headers with static array sizes
2016-10-18 23:20:49 +00:00
md5.h
Fix C++ includability of crypto headers with static array sizes
2016-10-18 23:20:49 +00:00
mdioctl.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
memdesc.h
…
memrange.h
sys/sys: minor spelling fixes.
2016-05-03 15:14:17 +00:00
mman.h
Implement INHERIT_ZERO for minherit(2).
2017-03-14 17:10:42 +00:00
module_khelp.h
…
module.h
sys/module.h: Unbreak MOD_DPF printf
2016-10-08 19:40:58 +00:00
mount.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
mouse.h
Add Elantech trackpad support
2016-09-26 22:06:19 +00:00
mpt_ioctl.h
…
mqueue.h
…
msg.h
Change the return type of msgrcv() to ssize_t as required by POSIX.
2016-07-28 12:22:01 +00:00
msgbuf.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
mtio.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
mutex.h
locks: ensure proper barriers are used with atomic ops when necessary
2017-03-01 05:06:21 +00:00
namei.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
nlist_aout.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
numa.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
nv.h
…
osd.h
osd(9): Change array pointer to array pointer type from void*
2016-04-26 19:57:35 +00:00
param.h
Bump __FreeBSD_version due to r316648, rename of
2017-04-10 17:59:29 +00:00
pciio.h
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pcpu.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
pctrie.h
…
pioctl.h
…
pipe.h
Fix a variety of cosmetic typos and misspellings
2017-01-15 18:00:45 +00:00
pmc.h
Remove a duplicate PMC CPU number
2016-08-03 01:46:55 +00:00
pmckern.h
hwpmc: partially depessimize munmap handling if the module is not loaded
2017-01-24 22:00:16 +00:00
pmclog.h
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poll.h
…
posix4.h
…
power.h
…
priority.h
sys/sys: minor spelling fixes.
2016-05-03 15:14:17 +00:00
priv.h
Add support to priority code point (PCP) that is an 3-bit field
2016-06-06 09:51:58 +00:00
proc.h
Add support for capturing 'struct ptrace_lwpinfo' for signals
2017-03-30 18:21:36 +00:00
procctl.h
Add the foundation copyrights to procctl kernel sources.
2016-09-23 12:32:20 +00:00
procdesc.h
Introduce the PD_CLOEXEC for pdfork(2).
2016-06-08 02:09:14 +00:00
procfs.h
Include process IDs in core dumps.
2016-07-18 15:14:23 +00:00
protosw.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
ptio.h
…
ptrace.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
queue.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
racct.h
Get rid of rctl_lock; use racct_lock where appropriate. The fast paths
2016-04-21 16:22:52 +00:00
random.h
Replace the RC4 algorithm for generating in-kernel secure random
2017-04-16 09:11:02 +00:00
rangelock.h
…
rctl.h
Add four new RCTL resources - readbps, readiops, writebps and writeiops,
2016-04-07 04:23:25 +00:00
reboot.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
refcount.h
…
regression.h
…
resource.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
resourcevar.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
rman.h
Consistently use device_t
2016-08-09 19:32:06 +00:00
rmlock.h
…
rtprio.h
…
runq.h
…
rwlock.h
rwlock: tidy up r313392
2017-02-15 23:33:14 +00:00
sbuf.h
Add prototype for sbuf_putbuf()
2017-02-28 19:01:59 +00:00
sched.h
Let <sched.h> define struct timespec.
2016-05-31 08:07:40 +00:00
sdt.h
Implement LOCKSTAT_OOL_PROFILE_ENABLED
2017-02-08 19:25:58 +00:00
select.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
selinfo.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
sem.h
…
sema.h
…
seq.h
Remove cpu_spinwait after seq_consistent.
2016-12-30 06:26:17 +00:00
serial.h
…
sf_buf.h
Use bogus_page to properly reduce number of I/Os in sendfile(2). The new
2016-11-17 21:02:55 +00:00
sglist.h
Add sglist functions for working with arrays of VM pages.
2016-05-20 23:28:43 +00:00
shm.h
Add shmatt_t.
2016-07-26 17:23:49 +00:00
sigio.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
signal.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
signalvar.h
Fix typo in comment.
2017-03-09 13:41:57 +00:00
sleepqueue.h
When the RTC is adjusted, reevaluate absolute sleep times based on the RTC
2017-03-14 19:06:44 +00:00
slicer.h
- Allow different slicers for different flash types to be registered
2017-02-22 10:21:39 +00:00
smp.h
Corrected misspelled versions of rendezvous.
2017-04-09 02:00:03 +00:00
snoop.h
…
sockbuf.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
socket.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
socketvar.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
sockio.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
sockopt.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
sockstate.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
soundcard.h
Don't test for INKERNEL to check whether we're in kernel space.
2016-06-04 18:57:00 +00:00
spigenio.h
[spigen] add the userland ioctl API for spigen.
2016-05-27 01:40:33 +00:00
stack.h
…
stat.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
statvfs.h
…
stdatomic.h
…
stddef.h
…
stdint.h
Implement the memset_s(3) function as specified by the C11 ISO/IEC
2017-03-30 04:57:26 +00:00
sun_disklabel.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
sx.h
sx: fix mips builld after r313855
2017-02-17 22:09:55 +00:00
syscall.h
Regenerate syscall files for r315526
2017-03-19 00:54:24 +00:00
syscall.mk
Regenerate syscall files for r315526
2017-03-19 00:54:24 +00:00
syscallsubr.h
Regen after r316594.
2017-04-06 23:40:51 +00:00
sysctl.h
Export a sysctl dev.<clkdom>.<unit>.clocks for each clock domain containing
2017-03-05 07:13:29 +00:00
sysent.h
Merge ^/head r314482 through r314522.
2017-03-01 21:55:49 +00:00
syslimits.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
syslog.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
sysproto.h
Regen after r316594.
2017-04-06 23:40:51 +00:00
systm.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
taskqueue.h
Implement taskqueue_poll_is_busy() for use by the LinuxKPI.
2017-03-02 12:20:23 +00:00
terminal.h
…
termios.h
…
thr.h
…
tiio.h
…
time.h
When the RTC is adjusted, reevaluate absolute sleep times based on the RTC
2017-03-14 19:06:44 +00:00
timeb.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
timeet.h
…
timeffc.h
…
timepps.h
…
timers.h
…
times.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
timespec.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
timetc.h
Implement userspace gettimeofday(2) with HPET timecounter.
2016-08-17 09:52:09 +00:00
timex.h
sys/sys: minor spelling fixes.
2016-05-03 15:14:17 +00:00
tree.h
…
tty.h
Rework tty_drain() to poll the hardware for completion, and restore
2017-01-12 00:48:06 +00:00
ttycom.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
ttydefaults.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
ttydevsw.h
- Make the code consistent with itself style-wise and bring it closer
2016-01-25 22:58:06 +00:00
ttydisc.h
…
ttyhook.h
…
ttyqueue.h
Check tty_gone() after allocating IO buffers. The tty lock has to be
2017-01-13 16:37:38 +00:00
turnstile.h
Typo in comment.
2016-05-12 06:20:26 +00:00
types.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
ucontext.h
POSIX states that #include <signal.h> shall make both mcontext_t and
2016-02-12 07:38:19 +00:00
ucred.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
uio.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
umtx.h
Add implementation of robust mutexes, hopefully close enough to the
2016-05-17 09:56:22 +00:00
un.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
unistd.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
unpcb.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
user.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
utsname.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
uuid.h
…
vdso.h
hyperv: Implement userspace gettimeofday(2) with Hyper-V reference TSC
2016-12-19 07:40:45 +00:00
vmem.h
…
vmmeter.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
vnode.h
Add V_VMIO flag for vinvalbuf(9) to indicate that the flush request
2017-04-05 16:57:53 +00:00
vtoc.h
Re-apply change 306811 or alternatively, revert change 307385.
2016-10-16 02:43:51 +00:00
wait.h
Renumber copyright clause 4
2017-02-28 23:42:47 +00:00
watchdog.h
…
zlib.h
…
zutil.h
…