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Commit Graph

94 Commits

Author SHA1 Message Date
Mark Murray
d888fc4e73 RIP <machine/lock.h>.
Some things needed bits of <i386/include/lock.h> - cy.c now has its
own (only) copy of the COM_(UN)LOCK() macros, and IMASK_(UN)LOCK()
has been moved to <i386/include/apic.h> (AKA <machine/apic.h>).
Reviewed by:	jhb
2001-02-11 10:44:09 +00:00
Chris D. Faulhaber
420923e972 - Reverse the order of two loop invariant to ensure strlcat() does not
attempt to read memory when siz is 0
- Clarify comments referring to strlcat() usage

PR:		24278, 24295
Submitted by:	Tony Finch <dot@dotat.at>
		Richard Kettlewell <rjk@greenend.org.uk>
Reviewed by:	-audit
2001-01-17 20:51:16 +00:00
Benno Rice
aab719f090 Convert all instances of:
#include "quad.h"

to:

#include <libkern/quad.h>

as the former breaks under a kernel build.
This change had already been performed on the files that were used in other
kernel builds, however the PowerPC kernel build seems to require some that
weren't being used.

Reviewed by:	obrien, peter
2001-01-12 07:28:46 +00:00
Poul-Henning Kamp
aac61d609c Add __ucmpdi2 prototype to quelch a warning. 2000-12-07 22:28:20 +00:00
Mark Murray
4cb1e53914 Recouple arc4random(9) to the entropy device. This works whether the
entropy device is loaded or not.

If the entropy device is NOT loaded, the the quality of perturbations
supplied by this will suffer.
2000-12-02 16:23:54 +00:00
Alfred Perlstein
ed0fe1449c add threadsafe version of inet_ntoa (inet_ntoa_r takes a buffer to fill)
this is used by some debugging functions
2000-11-25 03:14:31 +00:00
Poul-Henning Kamp
990e680b90 Fix compilation of profiled kernels by including <machine/lock.h> 2000-10-14 08:34:27 +00:00
Doug Rabson
8d9761debf Next round of fixes to the ia64 code. This includes simulated clock and
disk drivers along with a load of fixes to context switching, fork
handling and a load of other stuff I can't remember now. This takes us as
far as start_init() before it dies. I guess now I will have to finish off
the VM system and syscall handling :-).
2000-10-04 17:53:03 +00:00
John Baldwin
e2059d0bfb Back out previous revision now that sys/random.h is properly fixed. 2000-09-11 19:34:04 +00:00
John Baldwin
ebbb6afce3 Add #include's of sys/proc.h and sys/param.h to silence a warning. 2000-09-11 05:51:58 +00:00
Mark Murray
bf3191e9fa Comment out unavailable call. This needs to be revisited when the entropy
device is complete.
Reviewed by:	dfr
2000-06-25 10:15:58 +00:00
Peter Wemm
365c5db0a7 Add $FreeBSD$ 2000-05-01 20:32:07 +00:00
Peter Wemm
c447342094 Change #ifdef KERNEL to #ifdef _KERNEL in the public headers. "KERNEL"
is an application space macro and the applications are supposed to be free
to use it as they please (but cannot).  This is consistant with the other
BSD's who made this change quite some time ago.  More commits to come.
1999-12-29 05:07:58 +00:00
Peter Wemm
4537138981 Zap c_index() and c_rindex(). Bruce prefers these to implicitly convert
a const into a non-const as they do in libc.  I feel that defeating the
type checking like that quite evil, but that's the way it is.
1999-12-10 17:38:41 +00:00
Archie Cobbs
37438111e1 Eliminate compiler warning. 1999-12-01 22:56:51 +00:00
Dan Moschuk
e6082d1936 In the extremely miniscule chance that read_random returns <= 0, don't try
and use that return code as a modulus (panics are bad, mmmkay?)
1999-11-29 19:23:35 +00:00
Dan Moschuk
d65b167028 Address the concerns of the ``randomness'' of the initial PRNG. Now, we
use bits from /dev/random to stir the S-box.  Also add an internal counter to
keep the S-box stirred on a regular basis.

Reviewed by: msmith
1999-11-28 23:39:49 +00:00
Dan Moschuk
ee3fd60126 Introduce OpenBSD-like Random PIDs. Controlled by a sysctl knob
(kern.randompid), which is currently defaulted off.  Use ARC4 (RC4) for our
random number generation, which will not get me executed for violating
crypto laws; a Good Thing(tm).

Reviewed and Approved by: bde, imp
1999-11-28 17:51:09 +00:00
Archie Cobbs
25792ef324 Change the prototype of the strto* routines to make the second
parameter a char ** instead of a const char **.  This make these
kernel routines consistent with the corresponding libc userland
routines.

Which is actually 'correct' is debatable, but consistency and
following the spec was deemed more important in this case.

Reviewed by (in concept):	phk, bde
1999-11-24 01:03:08 +00:00
Peter Wemm
95dc37f68d Tempt fate and stop index from converting a const char * into a char *.
I've made a seperate version (c_index() etc) that use const/const, but
I'm not sure it's worth it considering there is one file in the tree
that uses index on const strings (kern_linker.c) and it's easily adjusted
to scan the strings directly (and is perhaps more efficient that way).
1999-11-21 04:26:48 +00:00
Poul-Henning Kamp
1a4e73ba51 Move strto{u}[ql]() into their own libkern files.
Urged by:	bde
1999-11-03 18:20:59 +00:00
Peter Wemm
c3aac50f28 $Id$ -> $FreeBSD$ 1999-08-28 01:08:13 +00:00
Warner Losh
d64292d252 Use the latest version of these files from OpenBSD.
1) Safty change from casper dik was added to OpenBSD's sources since I
   grabbed them. milltert@openbsd.org
2) Split up strlcpy to improve efficiency of the common case.
   milltert@openbsd.org
3) Cleanup of cross references for man page.  {alex,aaron}@openbsd.org

Pointed out by: deraadt@openbsd.org
1999-08-10 05:58:58 +00:00
Warner Losh
a41df9e30e Import strl{cat,cpy} from OpenBSD.
Obtained from: OpenBSD
1999-08-10 05:21:31 +00:00
Doug Rabson
13549ec01c Add a fast version of bcmp which compares longwords at a time.
Submitted by: Peter Jeremy <jeremyp@gsmx07.alcatel.com.au>
1999-06-19 16:30:28 +00:00
Bruce Evans
fcc3f5ee76 Backed out the previous backout. We may as well have a version of ucmpdi2.c
that actually compiles, and I use it for i386's with 64 bit longs.
1999-06-02 16:39:14 +00:00
Justin T. Gibbs
600829cdfc Nuke ucmpdi2.c from i386/libkern to serve as a reminder that switch
statements on 64bit values generate poor code.

Requested by: bde
1999-05-14 17:39:54 +00:00
Justin T. Gibbs
a173bb9fc5 Add ucmpdi2.c to i386 libkern build. Its required for some quad
manipulation in the aic7xxx driver.
1999-05-14 05:05:33 +00:00
Matthew Dillon
e3870274b4 Fix warnings in preparation for adding -Wall -Wcast-qual to the
kernel compile
1999-01-28 02:26:20 +00:00
Nate Williams
09ede38dc4 - Fix modulo bug.
Reminded by:	bde
1998-12-01 05:29:06 +00:00
Bruce Evans
450e9e37dc Converted rcsid to $Id$ again. There shouldn't be any rcsids in the kernel. 1998-08-17 19:26:37 +00:00
Bruce Evans
37889b394a Changed to the C9x draft spelling of the (unsigned) integral type
suitable for holding object pointers (ptrint_t -> uintptr_t).
Added corresponding signed type (intptr_t).  Changed/added
corresponding non-C9x types for function pointers to match.  Don't
use nonstandard types to implement these types, and don't comment
on them in <machine/types.h>.
1998-07-14 05:09:48 +00:00
Poul-Henning Kamp
53592f437b #include sys/libkern.h instead of stdlib.h.
PR:		7105
Reviewed by:	phk
Submitted by:	Robert Watson <robert+freebsd@cyrus.watson.org>
1998-06-30 11:05:11 +00:00
Doug Rabson
897cd717a5 Add initial support for the FreeBSD/alpha kernel. This is very much a
work in progress and has never booted a real machine.  Initial
development and testing was done using SimOS (see
http://simos.stanford.edu for details).  On the SimOS simulator, this
port successfully reaches single-user mode and has been tested with
loads as high as one copy of /bin/ls :-).

Obtained from: partly from NetBSD/alpha
1998-06-10 10:57:29 +00:00
Bruce Evans
c1087c1324 Support compiling with `gcc -ansi'. 1998-04-15 17:47:40 +00:00
John Dyson
95e5e988e0 Make our v_usecount vnode reference count work identically to the
original BSD code.  The association between the vnode and the vm_object
no longer includes reference counts.  The major difference is that
vm_object's are no longer freed gratuitiously from the vnode, and so
once an object is created for the vnode, it will last as long as the
vnode does.

When a vnode object reference count is incremented, then the underlying
vnode reference count is incremented also.  The two "objects" are now
more intimately related, and so the interactions are now much less
complex.

When vnodes are now normally placed onto the free queue with an object still
attached.  The rundown of the object happens at vnode rundown time, and
happens with exactly the same filesystem semantics of the original VFS
code.  There is absolutely no need for vnode_pager_uncache and other
travesties like that anymore.

A side-effect of these changes is that SMP locking should be much simpler,
the I/O copyin/copyout optimizations work, NFS should be more ponderable,
and further work on layered filesystems should be less frustrating, because
of the totally coherent management of the vnode objects and vnodes.

Please be careful with your system while running this code, but I would
greatly appreciate feedback as soon a reasonably possible.
1998-01-06 05:26:17 +00:00
Poul-Henning Kamp
0abc78a697 Rename some local variables to avoid shadowing other local variables.
Found by: -Wshadow
1997-11-07 09:21:01 +00:00
Bruce Evans
1fd0b0588f Removed unused #includes. 1997-08-02 14:33:27 +00:00
Andrey A. Chernov
e728d480d2 Style optimization in newly added POSIX range []] conformance, redo
'for' loop as do...while and remove variable unneded now
1997-06-07 01:33:10 +00:00
Andrey A. Chernov
05a068e60e Add missing FNM_PERIOD check for '[' range
Don't treat !^ as first characters in the range, just as negate sign
[/] never match if FNM_PATHNAME
1997-06-06 22:33:28 +00:00
Andrey A. Chernov
e2dbbd9eea 1) Now conforms POSIX.2 2.8.3.2 requirements about []] pattern
2) Treat unclosed [ range in pattern as regular characters (bash style)
1997-06-06 21:48:55 +00:00
John Polstra
298c8e3d6b Fix a bug that caused some false mismatches when both FNM_PATHNAME
and FNM_LEADING_DIR were specified and the pattern ended with "*".
Example: pattern="src/usr.sbin/w*", string="src/usr.sbin/watch/watch.8,v".
This should match, but did not.
1997-04-29 03:24:57 +00:00
Andrey A. Chernov
6a575f6e24 Eliminate some function calls when locale not used 1997-04-04 19:08:19 +00:00
Andrey A. Chernov
5058254947 Speedup in case locale not used 1997-04-04 18:44:19 +00:00
Peter Wemm
6875d25465 Back out part 1 of the MCFH that changed $Id$ to $FreeBSD$. We are not
ready for it yet.
1997-02-22 09:48:43 +00:00
Jordan K. Hubbard
1130b656e5 Make the long-awaited change from $Id$ to $FreeBSD$
This will make a number of things easier in the future, as well as (finally!)
avoiding the Id-smashing problem which has plagued developers for so long.

Boy, I'm glad we're not using sup anymore.  This update would have been
insane otherwise.
1997-01-14 07:20:47 +00:00
Andrey A. Chernov
edcfa07284 collate_range_cmp -> __collate_range_cmp 1996-10-31 04:32:27 +00:00
Bruce Evans
1471a79514 Unremoved used #include of <sys/systm.h> for the !GUPROF case. 1996-10-25 06:58:53 +00:00
Andrey A. Chernov
3deeb59da9 GNU-style changes:
1) Rename FNM_ICASE to FNM_CASEFOLD
2) Add FNM_LEADING_DIR
Add proper (unsigned char) casts to tolower().
Use 'char' function argument for proper sign extension
1996-10-23 16:40:20 +00:00
Wolfram Schneider
95e4966c47 add flag FNM_ICASE for case insensitve search
Reviewed by: ache
1996-10-20 15:15:59 +00:00