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linux_misc.c (12130) linux_misc.c (12458)
1/*-
2 * Copyright (c) 1994-1995 S�ren Schmidt
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
1/*-
2 * Copyright (c) 1994-1995 S�ren Schmidt
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

--- 11 unchanged lines hidden (view full) ---

20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * $Id: linux_misc.c,v 1.2 1995/10/04 07:08:04 julian Exp $
28 * $Id: linux_misc.c,v 1.3 1995/11/06 12:52:24 davidg Exp $
29 */
30
29 */
30
31#include <i386/linux/linux.h>
32#include <sys/param.h>
33#include <sys/systm.h>
31#include <sys/param.h>
32#include <sys/systm.h>
33#include <sys/sysproto.h>
34#include <sys/kernel.h>
34#include <sys/exec.h>
35#include <sys/mman.h>
36#include <sys/proc.h>
37#include <sys/dirent.h>
38#include <sys/file.h>
39#include <sys/filedesc.h>
40#include <sys/ioctl.h>
41#include <sys/imgact_aout.h>
42#include <sys/mount.h>
43#include <sys/namei.h>
44#include <sys/resource.h>
45#include <sys/resourcevar.h>
46#include <sys/stat.h>
35#include <sys/exec.h>
36#include <sys/mman.h>
37#include <sys/proc.h>
38#include <sys/dirent.h>
39#include <sys/file.h>
40#include <sys/filedesc.h>
41#include <sys/ioctl.h>
42#include <sys/imgact_aout.h>
43#include <sys/mount.h>
44#include <sys/namei.h>
45#include <sys/resource.h>
46#include <sys/resourcevar.h>
47#include <sys/stat.h>
47#include <sys/time.h>
48#include <sys/sysctl.h>
48#include <sys/times.h>
49#include <sys/utsname.h>
50#include <sys/vnode.h>
51#include <sys/wait.h>
52
49#include <sys/times.h>
50#include <sys/utsname.h>
51#include <sys/vnode.h>
52#include <sys/wait.h>
53
54#include <vm/vm_kern.h>
55
53#include <machine/cpu.h>
54#include <machine/psl.h>
56#include <machine/cpu.h>
57#include <machine/psl.h>
55#include <machine/reg.h>
56
58
57#include <vm/vm.h>
58#include <vm/vm_kern.h>
59#include <i386/linux/linux.h>
60#include <i386/linux/sysproto.h>
59
61
60
61struct linux_alarm_args {
62 unsigned int secs;
63};
64
65int
66linux_alarm(struct proc *p, struct linux_alarm_args *args, int *retval)
67{
62struct linux_alarm_args {
63 unsigned int secs;
64};
65
66int
67linux_alarm(struct proc *p, struct linux_alarm_args *args, int *retval)
68{
68 extern struct timeval time;
69 struct itimerval it, old_it;
70 int s;
71
72#ifdef DEBUG
73 printf("Linux-emul(%d): alarm(%d)\n", p->p_pid, args->secs);
74#endif
75 it.it_value.tv_sec = (long)args->secs;
76 it.it_value.tv_usec = 0;

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106
107int
108linux_brk(struct proc *p, struct linux_brk_args *args, int *retval)
109{
110#if 0
111 struct vmspace *vm = p->p_vmspace;
112 vm_offset_t new, old;
113 int error;
69 struct itimerval it, old_it;
70 int s;
71
72#ifdef DEBUG
73 printf("Linux-emul(%d): alarm(%d)\n", p->p_pid, args->secs);
74#endif
75 it.it_value.tv_sec = (long)args->secs;
76 it.it_value.tv_usec = 0;

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106
107int
108linux_brk(struct proc *p, struct linux_brk_args *args, int *retval)
109{
110#if 0
111 struct vmspace *vm = p->p_vmspace;
112 vm_offset_t new, old;
113 int error;
114 extern int swap_pager_full;
115
116 if ((vm_offset_t)args->dsend < (vm_offset_t)vm->vm_daddr)
117 return EINVAL;
118 if (((caddr_t)args->dsend - (caddr_t)vm->vm_daddr)
119 > p->p_rlimit[RLIMIT_DATA].rlim_cur)
120 return ENOMEM;
121
122 old = round_page((vm_offset_t)vm->vm_daddr) + ctob(vm->vm_dsize);

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508
509struct linux_tms_args {
510 char *buf;
511};
512
513int
514linux_times(struct proc *p, struct linux_tms_args *args, int *retval)
515{
114
115 if ((vm_offset_t)args->dsend < (vm_offset_t)vm->vm_daddr)
116 return EINVAL;
117 if (((caddr_t)args->dsend - (caddr_t)vm->vm_daddr)
118 > p->p_rlimit[RLIMIT_DATA].rlim_cur)
119 return ENOMEM;
120
121 old = round_page((vm_offset_t)vm->vm_daddr) + ctob(vm->vm_dsize);

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507
508struct linux_tms_args {
509 char *buf;
510};
511
512int
513linux_times(struct proc *p, struct linux_tms_args *args, int *retval)
514{
516 extern int hz;
517 struct timeval tv;
518 struct linux_tms tms;
519
520#ifdef DEBUG
521 printf("Linux-emul(%d): times(*)\n", p->p_pid);
522#endif
523 tms.tms_utime = p->p_uticks;
524 tms.tms_stime = p->p_sticks;

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544struct linux_newuname_args {
545 char *buf;
546};
547
548int
549linux_newuname(struct proc *p, struct linux_newuname_args *args, int *retval)
550{
551 struct linux_newuname_t linux_newuname;
515 struct timeval tv;
516 struct linux_tms tms;
517
518#ifdef DEBUG
519 printf("Linux-emul(%d): times(*)\n", p->p_pid);
520#endif
521 tms.tms_utime = p->p_uticks;
522 tms.tms_stime = p->p_sticks;

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542struct linux_newuname_args {
543 char *buf;
544};
545
546int
547linux_newuname(struct proc *p, struct linux_newuname_args *args, int *retval)
548{
549 struct linux_newuname_t linux_newuname;
552 extern char ostype[], osrelease[], machine[];
553 extern char hostname[], domainname[];
554
555#ifdef DEBUG
556 printf("Linux-emul(%d): newuname(*)\n", p->p_pid);
557#endif
558 bzero(&linux_newuname, sizeof(struct linux_newuname_args));
559 strncpy(linux_newuname.sysname, ostype, 64);
560 strncpy(linux_newuname.nodename, hostname, 64);
561 strncpy(linux_newuname.release, osrelease, 64);

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551#ifdef DEBUG
552 printf("Linux-emul(%d): newuname(*)\n", p->p_pid);
553#endif
554 bzero(&linux_newuname, sizeof(struct linux_newuname_args));
555 strncpy(linux_newuname.sysname, ostype, 64);
556 strncpy(linux_newuname.nodename, hostname, 64);
557 strncpy(linux_newuname.release, osrelease, 64);

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