NetBSD/sys/compat/netbsd32/netbsd32_compat_43.c

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/* $NetBSD: netbsd32_compat_43.c,v 1.12 2000/12/01 12:28:33 jdolecek Exp $ */
/*
* Copyright (c) 1998 Matthew R. Green
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/fcntl.h>
#include <sys/malloc.h>
#include <sys/mount.h>
#include <sys/proc.h>
#include <sys/stat.h>
#include <sys/syscallargs.h>
#include <sys/time.h>
#include <sys/ucred.h>
#include <uvm/uvm_extern.h>
#include <sys/sysctl.h>
#include <sys/swap.h>
#include <compat/netbsd32/netbsd32.h>
#include <compat/netbsd32/netbsd32_syscallargs.h>
static void netbsd32_from_stat43 __P((struct stat43 *, struct netbsd32_stat43 *));
int compat_43_netbsd32_sethostid __P((struct proc *, void *, register_t *));
int compat_43_netbsd32_killpg __P((struct proc *, void *, register_t *retval));
int compat_43_netbsd32_sigblock __P((struct proc *, void *, register_t *retval));
int compat_43_netbsd32_sigblock __P((struct proc *, void *, register_t *retval));
static void
netbsd32_from_stat43(sp43, sp32)
struct stat43 *sp43;
struct netbsd32_stat43 *sp32;
{
sp32->st_dev = sp43->st_dev;
sp32->st_ino = sp43->st_ino;
sp32->st_mode = sp43->st_mode;
sp32->st_nlink = sp43->st_nlink;
sp32->st_uid = sp43->st_uid;
sp32->st_gid = sp43->st_gid;
sp32->st_rdev = sp43->st_rdev;
sp32->st_size = sp43->st_size;
sp32->st_atimespec.tv_sec = sp43->st_atimespec.tv_sec;
sp32->st_atimespec.tv_nsec = sp43->st_atimespec.tv_nsec;
sp32->st_mtimespec.tv_sec = sp43->st_mtimespec.tv_sec;
sp32->st_mtimespec.tv_nsec = sp43->st_mtimespec.tv_nsec;
sp32->st_ctimespec.tv_sec = sp43->st_ctimespec.tv_sec;
sp32->st_ctimespec.tv_nsec = sp43->st_ctimespec.tv_nsec;
sp32->st_blksize = sp43->st_blksize;
sp32->st_blocks = sp43->st_blocks;
sp32->st_flags = sp43->st_flags;
sp32->st_gen = sp43->st_gen;
}
/* file system syscalls */
int
compat_43_netbsd32_ocreat(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_ocreat_args /* {
syscallarg(const netbsd32_charp) path;
syscallarg(mode_t) mode;
} */ *uap = v;
struct sys_open_args ua;
caddr_t sg;
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NETBSD32TOP_UAP(path, const char);
NETBSD32TO64_UAP(mode);
SCARG(&ua, flags) = O_WRONLY | O_CREAT | O_TRUNC;
sg = stackgap_init(p->p_emul);
CHECK_ALT_EXIST(p, &sg, SCARG(&ua, path));
return (sys_open(p, &ua, retval));
}
int
compat_43_netbsd32_olseek(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_olseek_args /* {
syscallarg(int) fd;
syscallarg(netbsd32_long) offset;
syscallarg(int) whence;
} */ *uap = v;
struct sys_lseek_args ua;
int rv;
off_t rt;
SCARG(&ua, fd) = SCARG(uap, fd);
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NETBSD32TOX_UAP(offset, long);
NETBSD32TO64_UAP(whence);
rv = sys_lseek(p, &ua, (register_t *)&rt);
*(netbsd32_long *)retval = rt;
return (rv);
}
int
compat_43_netbsd32_stat43(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_stat43_args /* {
syscallarg(const netbsd32_charp) path;
syscallarg(netbsd32_stat43p_t) ub;
} */ *uap = v;
struct netbsd32_stat43 *sp32;
struct stat43 sb43;
struct stat43 *sp43 = &sb43;
struct compat_43_sys_stat_args ua;
caddr_t sg;
int rv;
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NETBSD32TOP_UAP(path, const char);
SCARG(&ua, ub) = &sb43;
sg = stackgap_init(p->p_emul);
CHECK_ALT_EXIST(p, &sg, SCARG(&ua, path));
rv = compat_43_sys_stat(p, &ua, retval);
sp32 = (struct netbsd32_stat43 *)(u_long)SCARG(uap, ub);
netbsd32_from_stat43(sp43, sp32);
return (rv);
}
int
compat_43_netbsd32_lstat43(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_lstat43_args /* {
syscallarg(const netbsd32_charp) path;
syscallarg(netbsd32_stat43p_t) ub;
} */ *uap = v;
struct netbsd32_stat43 *sp32;
struct stat43 sb43;
struct stat43 *sp43 = &sb43;
struct compat_43_sys_lstat_args ua;
caddr_t sg;
int rv;
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NETBSD32TOP_UAP(path, const char);
SCARG(&ua, ub) = &sb43;
sg = stackgap_init(p->p_emul);
CHECK_ALT_EXIST(p, &sg, SCARG(&ua, path));
rv = compat_43_sys_stat(p, &ua, retval);
sp32 = (struct netbsd32_stat43 *)(u_long)SCARG(uap, ub);
netbsd32_from_stat43(sp43, sp32);
return (rv);
}
int
compat_43_netbsd32_fstat43(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_fstat43_args /* {
syscallarg(int) fd;
syscallarg(netbsd32_stat43p_t) sb;
} */ *uap = v;
struct netbsd32_stat43 *sp32;
struct stat43 sb43;
struct stat43 *sp43 = &sb43;
struct compat_43_sys_fstat_args ua;
int rv;
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NETBSD32TO64_UAP(fd);
SCARG(&ua, sb) = &sb43;
rv = compat_43_sys_fstat(p, &ua, retval);
sp32 = (struct netbsd32_stat43 *)(u_long)SCARG(uap, sb);
netbsd32_from_stat43(sp43, sp32);
return (rv);
}
int
compat_43_netbsd32_otruncate(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_otruncate_args /* {
syscallarg(const netbsd32_charp) path;
syscallarg(netbsd32_long) length;
} */ *uap = v;
struct sys_truncate_args ua;
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NETBSD32TOP_UAP(path, const char);
NETBSD32TO64_UAP(length);
return (sys_ftruncate(p, &ua, retval));
}
int
compat_43_netbsd32_oftruncate(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_oftruncate_args /* {
syscallarg(int) fd;
syscallarg(netbsd32_long) length;
} */ *uap = v;
struct sys_ftruncate_args ua;
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NETBSD32TO64_UAP(fd);
NETBSD32TO64_UAP(length);
return (sys_ftruncate(p, &ua, retval));
}
int
compat_43_netbsd32_ogetdirentries(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_ogetdirentries_args /* {
syscallarg(int) fd;
syscallarg(netbsd32_charp) buf;
syscallarg(u_int) count;
syscallarg(netbsd32_longp) basep;
} */ *uap = v;
struct compat_43_sys_getdirentries_args ua;
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NETBSD32TO64_UAP(fd);
NETBSD32TOP_UAP(buf, char);
NETBSD32TO64_UAP(count);
NETBSD32TOP_UAP(basep, long);
return (compat_43_sys_getdirentries(p, &ua, retval));
}
/* kernel syscalls */
int
compat_43_netbsd32_ogetkerninfo(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_ogetkerninfo_args /* {
syscallarg(int) op;
syscallarg(netbsd32_charp) where;
syscallarg(netbsd32_intp) size;
syscallarg(int) arg;
} */ *uap = v;
struct compat_43_sys_getkerninfo_args ua;
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NETBSD32TO64_UAP(op);
NETBSD32TOP_UAP(where, char);
NETBSD32TOP_UAP(size, int);
NETBSD32TO64_UAP(arg);
return (compat_43_sys_getkerninfo(p, &ua, retval));
}
int
compat_43_netbsd32_ogethostname(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_ogethostname_args /* {
syscallarg(netbsd32_charp) hostname;
syscallarg(u_int) len;
} */ *uap = v;
int name;
size_t sz;
name = KERN_HOSTNAME;
sz = SCARG(uap, len);
return (kern_sysctl(&name, 1, (char *)(u_long)SCARG(uap, hostname),
&sz, 0, 0, p));
}
int
compat_43_netbsd32_osethostname(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_osethostname_args /* {
syscallarg(netbsd32_charp) hostname;
syscallarg(u_int) len;
} */ *uap = v;
int name;
int error;
if ((error = suser(p->p_ucred, &p->p_acflag)) != 0)
return (error);
name = KERN_HOSTNAME;
return (kern_sysctl(&name, 1, 0, 0, (char *)(u_long)SCARG(uap,
hostname), SCARG(uap, len), p));
}
int
compat_43_netbsd32_sethostid(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_sethostid_args /* {
syscallarg(int32_t) hostid;
} */ *uap = v;
struct compat_43_sys_sethostid_args ua;
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NETBSD32TO64_UAP(hostid);
return (compat_43_sys_sethostid(p, &ua, retval));
}
int
compat_43_netbsd32_ogetrlimit(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_ogetrlimit_args /* {
syscallarg(int) which;
syscallarg(netbsd32_orlimitp_t) rlp;
} */ *uap = v;
struct compat_43_sys_getrlimit_args ua;
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NETBSD32TO64_UAP(which);
NETBSD32TOP_UAP(rlp, struct orlimit);
return (compat_43_sys_getrlimit(p, &ua, retval));
}
int
compat_43_netbsd32_osetrlimit(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_osetrlimit_args /* {
syscallarg(int) which;
syscallarg(netbsd32_orlimitp_t) rlp;
} */ *uap = v;
struct compat_43_sys_setrlimit_args ua;
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NETBSD32TO64_UAP(which);
NETBSD32TOP_UAP(rlp, struct orlimit);
return (compat_43_sys_setrlimit(p, &ua, retval));
}
int
compat_43_netbsd32_killpg(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_killpg_args /* {
syscallarg(int) pgid;
syscallarg(int) signum;
} */ *uap = v;
struct compat_43_sys_killpg_args ua;
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NETBSD32TO64_UAP(pgid);
NETBSD32TO64_UAP(signum);
return (compat_43_sys_killpg(p, &ua, retval));
}
/* virtual memory syscalls */
int
compat_43_netbsd32_ommap(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_ommap_args /* {
syscallarg(netbsd32_caddr_t) addr;
syscallarg(netbsd32_size_t) len;
syscallarg(int) prot;
syscallarg(int) flags;
syscallarg(int) fd;
syscallarg(netbsd32_long) pos;
} */ *uap = v;
struct compat_43_sys_mmap_args ua;
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NETBSD32TOX64_UAP(addr, caddr_t);
NETBSD32TOX_UAP(len, size_t);
NETBSD32TO64_UAP(prot);
NETBSD32TO64_UAP(flags);
NETBSD32TO64_UAP(fd);
NETBSD32TOX_UAP(pos, long);
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return (compat_43_sys_mmap(p, &ua, retval));
}
/* network syscalls */
int
compat_43_netbsd32_oaccept(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_oaccept_args /* {
syscallarg(int) s;
syscallarg(netbsd32_caddr_t) name;
syscallarg(netbsd32_intp) anamelen;
} */ *uap = v;
struct compat_43_sys_accept_args ua;
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NETBSD32TOX_UAP(s, int);
NETBSD32TOX64_UAP(name, caddr_t);
NETBSD32TOP_UAP(anamelen, int);
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return (compat_43_sys_accept(p, &ua, retval));
}
int
compat_43_netbsd32_osend(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_osend_args /* {
syscallarg(int) s;
syscallarg(netbsd32_caddr_t) buf;
syscallarg(int) len;
syscallarg(int) flags;
} */ *uap = v;
struct compat_43_sys_send_args ua;
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NETBSD32TO64_UAP(s);
NETBSD32TOX64_UAP(buf, caddr_t);
NETBSD32TO64_UAP(len);
NETBSD32TO64_UAP(flags);
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return (compat_43_sys_send(p, &ua, retval));
}
int
compat_43_netbsd32_orecv(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_orecv_args /* {
syscallarg(int) s;
syscallarg(netbsd32_caddr_t) buf;
syscallarg(int) len;
syscallarg(int) flags;
} */ *uap = v;
struct compat_43_sys_recv_args ua;
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NETBSD32TO64_UAP(s);
NETBSD32TOX64_UAP(buf, caddr_t);
NETBSD32TO64_UAP(len);
NETBSD32TO64_UAP(flags);
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return (compat_43_sys_recv(p, &ua, retval));
}
/*
* XXX convert these to use a common iovec code to the native
* netbsd call.
*/
int
compat_43_netbsd32_orecvmsg(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_orecvmsg_args /* {
syscallarg(int) s;
syscallarg(netbsd32_omsghdrp_t) msg;
syscallarg(int) flags;
} */ *uap = v;
struct compat_43_sys_recvmsg_args ua;
struct omsghdr omh;
struct omsghdr *omhp = &omh;
struct netbsd32_omsghdr *omhp32;
struct iovec *iovec43p;
struct netbsd32_iovec *iovec32p;
int i;
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NETBSD32TO64_UAP(s);
NETBSD32TO64_UAP(flags);
SCARG(&ua, msg) = omhp;
omhp32 = (struct netbsd32_omsghdr *)(u_long)SCARG(uap, msg);
omhp->msg_name = (caddr_t)(u_long)omhp32->msg_name;
omhp->msg_namelen = omhp32->msg_namelen;
omhp->msg_iovlen = (size_t)omhp32->msg_iovlen;
MALLOC(omhp->msg_iov, struct iovec *, sizeof(struct iovec) * omhp->msg_iovlen, M_TEMP, M_WAITOK);
iovec43p = omhp->msg_iov;
iovec32p = (struct netbsd32_iovec *)(u_long)omhp32->msg_iov;
for (i = 0; i < omhp->msg_iovlen; i++, iovec43p++, iovec32p++) {
iovec43p->iov_base = (struct iovec *)(u_long)iovec32p->iov_base;
iovec43p->iov_len = (size_t)iovec32p->iov_len;
}
omhp->msg_accrights = (caddr_t)(u_long)omhp32->msg_accrights;
omhp->msg_accrightslen = omhp32->msg_accrightslen;
return (compat_43_sys_recvmsg(p, &ua, retval));
}
int
compat_43_netbsd32_osendmsg(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_osendmsg_args /* {
syscallarg(int) s;
syscallarg(netbsd32_caddr_t) msg;
syscallarg(int) flags;
} */ *uap = v;
struct compat_43_sys_sendmsg_args ua;
struct omsghdr omh;
struct omsghdr *omhp = &omh;
struct netbsd32_omsghdr *omhp32;
struct iovec *iovec43p;
struct netbsd32_iovec *iovec32p;
int i;
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NETBSD32TO64_UAP(s);
NETBSD32TO64_UAP(flags);
SCARG(&ua, msg) = (caddr_t)(u_long)omhp;
omhp32 = (struct netbsd32_omsghdr *)(u_long)SCARG(uap, msg);
omhp->msg_name = (caddr_t)(u_long)omhp32->msg_name;
omhp->msg_namelen = omhp32->msg_namelen;
omhp->msg_iovlen = (size_t)omhp32->msg_iovlen;
MALLOC(omhp->msg_iov, struct iovec *, sizeof(struct iovec) * omhp->msg_iovlen, M_TEMP, M_WAITOK);
iovec43p = omhp->msg_iov;
iovec32p = (struct netbsd32_iovec *)(u_long)omhp32->msg_iov;
for (i = 0; i < omhp->msg_iovlen; i++, iovec43p++, iovec32p++) {
iovec43p->iov_base = (void *)(u_long)iovec32p->iov_base;
iovec43p->iov_len = (size_t)iovec32p->iov_len;
}
omhp->msg_accrights = (caddr_t)(u_long)omhp32->msg_accrights;
omhp->msg_accrightslen = omhp32->msg_accrightslen;
return (compat_43_sys_sendmsg(p, &ua, retval));
}
int
compat_43_netbsd32_orecvfrom(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_orecvfrom_args /* {
syscallarg(int) s;
syscallarg(netbsd32_caddr_t) buf;
syscallarg(netbsd32_size_t) len;
syscallarg(int) flags;
syscallarg(netbsd32_caddr_t) from;
syscallarg(netbsd32_intp) fromlenaddr;
} */ *uap = v;
struct compat_43_sys_recvfrom_args ua;
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NETBSD32TO64_UAP(s);
NETBSD32TOX64_UAP(buf, caddr_t);
NETBSD32TOX_UAP(len, size_t);
NETBSD32TO64_UAP(flags);
NETBSD32TOX64_UAP(from, caddr_t);
NETBSD32TOP_UAP(fromlenaddr, int);
return (compat_43_sys_recvfrom(p, &ua, retval));
}
int
compat_43_netbsd32_ogetsockname(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_ogetsockname_args /* {
syscallarg(int) fdec;
syscallarg(netbsd32_caddr_t) asa;
syscallarg(netbsd32_intp) alen;
} */ *uap = v;
struct compat_43_sys_getsockname_args ua;
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NETBSD32TO64_UAP(fdec);
NETBSD32TOX64_UAP(asa, caddr_t);
NETBSD32TOP_UAP(alen, int);
return (compat_43_sys_getsockname(p, &ua, retval));
}
int
compat_43_netbsd32_ogetpeername(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_ogetpeername_args /* {
syscallarg(int) fdes;
syscallarg(netbsd32_caddr_t) asa;
syscallarg(netbsd32_intp) alen;
} */ *uap = v;
struct compat_43_sys_getpeername_args ua;
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NETBSD32TO64_UAP(fdes);
NETBSD32TOX64_UAP(asa, caddr_t);
NETBSD32TOP_UAP(alen, int);
return (compat_43_sys_getpeername(p, &ua, retval));
}
/* signal syscalls */
int
compat_43_netbsd32_osigvec(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_osigvec_args /* {
syscallarg(int) signum;
syscallarg(netbsd32_sigvecp_t) nsv;
syscallarg(netbsd32_sigvecp_t) osv;
} */ *uap = v;
struct compat_43_sys_sigvec_args ua;
struct netbsd32_sigvec *sv32p;
struct sigvec nsv, osv;
int rv;
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NETBSD32TO64_UAP(signum);
if (SCARG(uap, osv))
SCARG(&ua, osv) = &osv;
else
SCARG(&ua, osv) = NULL;
if (SCARG(uap, nsv)) {
SCARG(&ua, nsv) = &nsv;
sv32p = (struct netbsd32_sigvec *)(u_long)SCARG(uap, nsv);
nsv.sv_handler = (void *)(u_long)sv32p->sv_handler;
nsv.sv_mask = sv32p->sv_mask;
nsv.sv_flags = sv32p->sv_flags;
} else
SCARG(&ua, nsv) = NULL;
rv = compat_43_sys_sigvec(p, &ua, retval);
if (rv)
return (rv);
if (SCARG(uap, osv)) {
sv32p = (struct netbsd32_sigvec *)(u_long)SCARG(uap, osv);
sv32p->sv_handler = (netbsd32_sigvecp_t)(u_long)osv.sv_handler;
sv32p->sv_mask = osv.sv_mask;
sv32p->sv_flags = osv.sv_flags;
}
return (0);
}
int
compat_43_netbsd32_sigblock(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_sigblock_args /* {
syscallarg(int) mask;
} */ *uap = v;
struct compat_43_sys_sigblock_args ua;
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NETBSD32TO64_UAP(mask);
return (compat_43_sys_sigblock(p, &ua, retval));
}
int
compat_43_netbsd32_sigsetmask(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_sigsetmask_args /* {
syscallarg(int) mask;
} */ *uap = v;
struct compat_43_sys_sigsetmask_args ua;
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NETBSD32TO64_UAP(mask);
return (compat_43_sys_sigsetmask(p, &ua, retval));
}
int
compat_43_netbsd32_osigstack(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct compat_43_netbsd32_osigstack_args /* {
syscallarg(netbsd32_sigstackp_t) nss;
syscallarg(netbsd32_sigstackp_t) oss;
} */ *uap = v;
struct compat_43_sys_sigstack_args ua;
struct netbsd32_sigstack *ss32p;
struct sigstack nss, oss;
int rv;
if (SCARG(uap, oss))
SCARG(&ua, oss) = &oss;
else
SCARG(&ua, oss) = NULL;
if (SCARG(uap, nss)) {
SCARG(&ua, nss) = &nss;
ss32p = (struct netbsd32_sigstack *)(u_long)SCARG(uap, nss);
nss.ss_sp = (void *)(u_long)ss32p->ss_sp;
nss.ss_onstack = ss32p->ss_onstack;
} else
SCARG(&ua, nss) = NULL;
rv = compat_43_sys_sigstack(p, &ua, retval);
if (rv)
return (rv);
if (SCARG(uap, oss)) {
ss32p = (struct netbsd32_sigstack *)(u_long)SCARG(uap, oss);
ss32p->ss_sp = (netbsd32_sigstackp_t)(u_long)oss.ss_sp;
ss32p->ss_onstack = oss.ss_onstack;
}
return (0);
}