5 files changed, 79 insertions, 11 deletions

diff --git a/sys/compat/svr4/svr4_fcntl.c b/sys/compat/svr4/svr4_fcntl.c
index 91a269cc917..e2e96aa0076 100644
--- a/sys/compat/svr4/svr4_fcntl.c
+++ b/sys/compat/svr4/svr4_fcntl.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: svr4_fcntl.c,v 1.7 1997/08/29 17:59:51 kstailey Exp $	 */
+/*	$OpenBSD: svr4_fcntl.c,v 1.8 1997/08/29 18:46:31 kstailey Exp $	 */
 /*	$NetBSD: svr4_fcntl.c,v 1.14 1995/10/14 20:24:24 christos Exp $	 */
 
 /*
@@ -311,6 +311,56 @@ svr4_sys_access(p, v, retval)
 }
 
 int
+svr4_sys_pread(p, v, retval)
+	register struct proc *p;
+	void *v;
+	register_t *retval;
+{
+	struct svr4_sys_pread_args *uap = v;
+	struct sys_lseek_args lap;
+	struct sys_read_args rap;
+	int error;
+
+	SCARG(&lap, fd) = SCARG(uap, fd);
+	SCARG(&lap, offset) = SCARG(uap, off);
+	SCARG(&lap, whence) = SEEK_CUR;
+
+	if ((error = sys_lseek(p, &lap, retval)) != 0)
+		return error;
+
+	SCARG(&rap, fd) = SCARG(uap, fd);
+	SCARG(&rap, buf) = SCARG(uap, buf);
+	SCARG(&rap, nbyte) = SCARG(uap, nbyte);
+
+	return sys_read(p, &rap, retval);
+}
+
+int
+svr4_sys_pwrite(p, v, retval)
+	register struct proc *p;
+	void *v;
+	register_t *retval;
+{
+	struct svr4_sys_pwrite_args *uap = v;
+	struct sys_lseek_args lap;
+	struct sys_write_args wap;
+	int error;
+
+	SCARG(&lap, fd) = SCARG(uap, fd);
+	SCARG(&lap, offset) = SCARG(uap, off);
+	SCARG(&lap, whence) = SEEK_CUR;
+
+	if ((error = sys_lseek(p, &lap, retval)) != 0)
+		return error;
+
+	SCARG(&wap, fd) = SCARG(uap, fd);
+	SCARG(&wap, buf) = SCARG(uap, buf);
+	SCARG(&wap, nbyte) = SCARG(uap, nbyte);
+
+	return sys_write(p, &wap, retval);
+}
+
+int
 svr4_sys_fcntl(p, v, retval)
 	register struct proc *p;
 	void *v;
diff --git a/sys/compat/svr4/svr4_syscall.h b/sys/compat/svr4/svr4_syscall.h
index ff845e90b74..40c13b17d89 100644
--- a/sys/compat/svr4/svr4_syscall.h
+++ b/sys/compat/svr4/svr4_syscall.h
@@ -2,7 +2,7 @@
  * System call numbers.
  *
  * DO NOT EDIT-- this file is automatically generated.
- * created from	OpenBSD: syscalls.master,v 1.12 1997/03/28 22:03:49 kstailey Exp 
+ * created from	OpenBSD: syscalls.master,v 1.13 1997/08/29 18:45:52 kstailey Exp 
  */
 
 #define	SVR4_SYS_syscall	0
@@ -120,6 +120,8 @@
 #define	SVR4_SYS_gettimeofday	156
 #define	SVR4_SYS_getitimer	157
 #define	SVR4_SYS_setitimer	158
+#define	SVR4_SYS_pread	173
+#define	SVR4_SYS_pwrite	174
 #define	SVR4_SYS_acl	185
 #define	SVR4_SYS_facl	200
 #define	SVR4_SYS_setreuid	202
diff --git a/sys/compat/svr4/svr4_syscallargs.h b/sys/compat/svr4/svr4_syscallargs.h
index ffb2eab06f5..3e7e9f0ecf7 100644
--- a/sys/compat/svr4/svr4_syscallargs.h
+++ b/sys/compat/svr4/svr4_syscallargs.h
@@ -2,7 +2,7 @@
  * System call argument lists.
  *
  * DO NOT EDIT-- this file is automatically generated.
- * created from	OpenBSD: syscalls.master,v 1.12 1997/03/28 22:03:49 kstailey Exp 
+ * created from	OpenBSD: syscalls.master,v 1.13 1997/08/29 18:45:52 kstailey Exp 
  */
 
 #define	syscallarg(x)	union { x datum; register_t pad; }
@@ -319,6 +319,20 @@ struct svr4_sys_gettimeofday_args {
 	syscallarg(struct timeval *) tp;
 };
 
+struct svr4_sys_pread_args {
+	syscallarg(int) fd;
+	syscallarg(void *) buf;
+	syscallarg(size_t) nbyte;
+	syscallarg(svr4_off_t) off;
+};
+
+struct svr4_sys_pwrite_args {
+	syscallarg(int) fd;
+	syscallarg(const void *) buf;
+	syscallarg(size_t) nbyte;
+	syscallarg(svr4_off_t) off;
+};
+
 struct svr4_sys_acl_args {
 	syscallarg(char *) path;
 	syscallarg(int) cmd;
@@ -454,6 +468,8 @@ int	svr4_sys_vhangup	__P((struct proc *, void *, register_t *));
 int	svr4_sys_gettimeofday	__P((struct proc *, void *, register_t *));
 int	sys_getitimer	__P((struct proc *, void *, register_t *));
 int	sys_setitimer	__P((struct proc *, void *, register_t *));
+int	svr4_sys_pread	__P((struct proc *, void *, register_t *));
+int	svr4_sys_pwrite	__P((struct proc *, void *, register_t *));
 int	svr4_sys_acl	__P((struct proc *, void *, register_t *));
 int	svr4_sys_facl	__P((struct proc *, void *, register_t *));
 int	compat_43_sys_setreuid	__P((struct proc *, void *, register_t *));
diff --git a/sys/compat/svr4/svr4_syscalls.c b/sys/compat/svr4/svr4_syscalls.c
index 0fdba0514cc..46f9ca2a8b2 100644
--- a/sys/compat/svr4/svr4_syscalls.c
+++ b/sys/compat/svr4/svr4_syscalls.c
@@ -2,7 +2,7 @@
  * System call names.
  *
  * DO NOT EDIT-- this file is automatically generated.
- * created from	OpenBSD: syscalls.master,v 1.12 1997/03/28 22:03:49 kstailey Exp 
+ * created from	OpenBSD: syscalls.master,v 1.13 1997/08/29 18:45:52 kstailey Exp 
  */
 
 char *svr4_syscallnames[] = {
@@ -195,8 +195,8 @@ char *svr4_syscallnames[] = {
 	"#170 (unimplemented lwp_cond_wait)",		/* 170 = unimplemented lwp_cond_wait */
 	"#171 (unimplemented lwp_cond_signal)",		/* 171 = unimplemented lwp_cond_signal */
 	"#172 (unimplemented lwp_cond_broadcast)",		/* 172 = unimplemented lwp_cond_broadcast */
-	"#173 (unimplemented pread)",		/* 173 = unimplemented pread */
-	"#174 (unimplemented pwrite)",		/* 174 = unimplemented pwrite */
+	"pread",			/* 173 = pread */
+	"pwrite",			/* 174 = pwrite */
 	"#175 (unimplemented llseek)",		/* 175 = unimplemented llseek */
 	"#176 (unimplemented inst_sync)",		/* 176 = unimplemented inst_sync */
 	"#177 (unimplemented)",		/* 177 = unimplemented */
diff --git a/sys/compat/svr4/svr4_sysent.c b/sys/compat/svr4/svr4_sysent.c
index d8fd38dc0d4..59fa33f58b4 100644
--- a/sys/compat/svr4/svr4_sysent.c
+++ b/sys/compat/svr4/svr4_sysent.c
@@ -2,7 +2,7 @@
  * System call switch table.
  *
  * DO NOT EDIT-- this file is automatically generated.
- * created from	OpenBSD: syscalls.master,v 1.12 1997/03/28 22:03:49 kstailey Exp 
+ * created from	OpenBSD: syscalls.master,v 1.13 1997/08/29 18:45:52 kstailey Exp 
  */
 
 #include <sys/param.h>
@@ -405,10 +405,10 @@ struct sysent svr4_sysent[] = {
 	    sys_nosys },			/* 171 = unimplemented lwp_cond_signal */
 	{ 0, 0,
 	    sys_nosys },			/* 172 = unimplemented lwp_cond_broadcast */
-	{ 0, 0,
-	    sys_nosys },			/* 173 = unimplemented pread */
-	{ 0, 0,
-	    sys_nosys },			/* 174 = unimplemented pwrite */
+	{ 4, s(struct svr4_sys_pread_args),
+	    svr4_sys_pread },			/* 173 = pread */
+	{ 4, s(struct svr4_sys_pwrite_args),
+	    svr4_sys_pwrite },			/* 174 = pwrite */
 	{ 0, 0,
 	    sys_nosys },			/* 175 = unimplemented llseek */
 	{ 0, 0,