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Implement pread and pwrite.

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PR: 17991
Submitted by: Geoffrey Speicher <geoff@caribbean.sea-incorporated.com>
This commit is contained in:
Marcel Moolenaar 2000-07-17 00:17:07 +00:00
parent 6037da7d24
commit d5124417a7
7 changed files with 69 additions and 11 deletions
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2
sys/alpha/linux/linux_dummy.c
View File

@ -96,8 +96,6 @@ DUMMY(rt_sigreturn);
DUMMY(rt_sigpending);
DUMMY(rt_sigtimedwait);
DUMMY(rt_sigqueueinfo);
DUMMY(pread);
DUMMY(pwrite);
DUMMY(capget);
DUMMY(capset);
DUMMY(sendfile);

28
sys/compat/linux/linux_file.c
View File

@ -849,3 +849,31 @@ linux_fdatasync(p, uap)
bsd.fd = uap->fd;
return fsync(p, &bsd);
}
int
linux_pread(p, uap)
struct proc *p;
struct linux_pread_args *uap;
{
struct pread_args bsd;
bsd.fd = uap->fd;
bsd.buf = uap->buf;
bsd.nbyte = uap->nbyte;
bsd.offset = uap->offset;
return pread(p, &bsd);
}
int
linux_pwrite(p, uap)
struct proc *p;
struct linux_pwrite_args *uap;
{
struct pwrite_args bsd;
bsd.fd = uap->fd;
bsd.buf = uap->buf;
bsd.nbyte = uap->nbyte;
bsd.offset = uap->offset;
return pwrite(p, &bsd);
}

2
sys/i386/linux/linux_dummy.c
View File

@ -96,8 +96,6 @@ DUMMY(rt_sigreturn);
DUMMY(rt_sigpending);
DUMMY(rt_sigtimedwait);
DUMMY(rt_sigqueueinfo);
DUMMY(pread);
DUMMY(pwrite);
DUMMY(capget);
DUMMY(capset);
DUMMY(sendfile);

28
sys/i386/linux/linux_file.c
View File

@ -849,3 +849,31 @@ linux_fdatasync(p, uap)
bsd.fd = uap->fd;
return fsync(p, &bsd);
}
int
linux_pread(p, uap)
struct proc *p;
struct linux_pread_args *uap;
{
struct pread_args bsd;
bsd.fd = uap->fd;
bsd.buf = uap->buf;
bsd.nbyte = uap->nbyte;
bsd.offset = uap->offset;
return pread(p, &bsd);
}
int
linux_pwrite(p, uap)
struct proc *p;
struct linux_pwrite_args *uap;
{
struct pwrite_args bsd;
bsd.fd = uap->fd;
bsd.buf = uap->buf;
bsd.nbyte = uap->nbyte;
bsd.offset = uap->offset;
return pwrite(p, &bsd);
}

12
sys/i386/linux/linux_proto.h
View File

@ -3,7 +3,7 @@
*
* DO NOT EDIT-- this file is automatically generated.
* $FreeBSD$
* created from FreeBSD: src/sys/i386/linux/syscalls.master,v 1.31 2000/05/09 18:23:16 bde Exp
* created from FreeBSD: src/sys/i386/linux/syscalls.master,v 1.32 2000/07/17 00:13:38 marcel Exp
*/
#ifndef _LINUX_SYSPROTO_H_
@ -480,10 +480,16 @@ struct linux_rt_sigsuspend_args {
size_t sigsetsize; char sigsetsize_[PAD_(size_t)];
};
struct linux_pread_args {
register_t dummy;
int fd; char fd_[PAD_(int)];
char * buf; char buf_[PAD_(char *)];
size_t nbyte; char nbyte_[PAD_(size_t)];
off_t offset; char offset_[PAD_(off_t)];
};
struct linux_pwrite_args {
register_t dummy;
int fd; char fd_[PAD_(int)];
const char * buf; char buf_[PAD_(const char *)];
size_t nbyte; char nbyte_[PAD_(size_t)];
off_t offset; char offset_[PAD_(off_t)];
};
struct linux_chown_args {
char * path; char path_[PAD_(char *)];

2
sys/i386/linux/linux_syscall.h
View File

@ -3,7 +3,7 @@
*
* DO NOT EDIT-- this file is automatically generated.
* $FreeBSD$
* created from FreeBSD: src/sys/i386/linux/syscalls.master,v 1.31 2000/05/09 18:23:16 bde Exp
* created from FreeBSD: src/sys/i386/linux/syscalls.master,v 1.32 2000/07/17 00:13:38 marcel Exp
*/
#define LINUX_SYS_linux_setup 0

6
sys/i386/linux/linux_sysent.c
View File

@ -3,7 +3,7 @@
*
* DO NOT EDIT-- this file is automatically generated.
* $FreeBSD$
* created from FreeBSD: src/sys/i386/linux/syscalls.master,v 1.31 2000/05/09 18:23:16 bde Exp
* created from FreeBSD: src/sys/i386/linux/syscalls.master,v 1.32 2000/07/17 00:13:38 marcel Exp
*/
#include "opt_compat.h"
@ -197,8 +197,8 @@ struct sysent linux_sysent[] = {
{ 0, (sy_call_t *)linux_rt_sigtimedwait }, /* 177 = linux_rt_sigtimedwait */
{ 0, (sy_call_t *)linux_rt_sigqueueinfo }, /* 178 = linux_rt_sigqueueinfo */
{ AS(linux_rt_sigsuspend_args), (sy_call_t *)linux_rt_sigsuspend }, /* 179 = linux_rt_sigsuspend */
{ 0, (sy_call_t *)linux_pread }, /* 180 = linux_pread */
{ 0, (sy_call_t *)linux_pwrite }, /* 181 = linux_pwrite */
{ AS(linux_pread_args), (sy_call_t *)linux_pread }, /* 180 = linux_pread */
{ AS(linux_pwrite_args), (sy_call_t *)linux_pwrite }, /* 181 = linux_pwrite */
{ AS(linux_chown_args), (sy_call_t *)linux_chown }, /* 182 = linux_chown */
{ AS(linux_getcwd_args), (sy_call_t *)linux_getcwd }, /* 183 = linux_getcwd */
{ 0, (sy_call_t *)linux_capget }, /* 184 = linux_capget */