move src/syscall to src/lib/syscall.

enforce rule: all kernel data structures and constants
	go in syscall module.
move things that should be in syscall out of net.
make net a single package.

R=r
OCL=15985
CL=15994

1 files changed, 84 insertions, 0 deletions

diff --git a/src/lib/syscall/file_linux.go b/src/lib/syscall/file_linux.go
new file mode 100644
index 0000000000..fdf690fbb2
--- /dev/null
+++ b/src/lib/syscall/file_linux.go
@@ -0,0 +1,84 @@
+// Copyright 2009 The Go Authors.  All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package syscall
+
+// File operations for Linux
+
+import syscall "syscall"
+
+const NameBufsize = 512
+
+export func open(name string, mode int64, perm int64) (ret int64, errno int64) {
+	var namebuf [NameBufsize]byte;
+	if !StringToBytes(&namebuf, name) {
+		return -1, ENAMETOOLONG
+	}
+	r1, r2, err := Syscall(SYS_OPEN, BytePtr(&namebuf[0]), mode, perm);
+	return r1, err;
+}
+
+export func creat(name string, perm int64) (ret int64, errno int64) {
+	var namebuf [NameBufsize]byte;
+	if !StringToBytes(&namebuf, name) {
+		return -1, ENAMETOOLONG
+	}
+	r1, r2, err := Syscall(SYS_OPEN, BytePtr(&namebuf[0]),  O_CREAT|O_WRONLY|O_TRUNC, perm);
+	return r1, err;
+}
+
+export func close(fd int64) (ret int64, errno int64) {
+	r1, r2, err := Syscall(SYS_CLOSE, fd, 0, 0);
+	return r1, err;
+}
+
+export func read(fd int64, buf *byte, nbytes int64) (ret int64, errno int64) {
+	r1, r2, err := Syscall(SYS_READ, fd, BytePtr(buf), nbytes);
+	return r1, err;
+}
+
+export func write(fd int64, buf *byte, nbytes int64) (ret int64, errno int64) {
+	r1, r2, err := Syscall(SYS_WRITE, fd, BytePtr(buf), nbytes);
+	return r1, err;
+}
+
+export func pipe(fds *[2]int64) (ret int64, errno int64) {
+	var t [2] int32;
+	r1, r2, err := Syscall(SYS_PIPE, Int32Ptr(&t[0]), 0, 0);
+	if r1 < 0 {
+		return r1, err;
+	}
+	fds[0] = int64(t[0]);
+	fds[1] = int64(t[1]);
+	return 0, 0;
+}
+
+export func stat(name string, buf *Stat) (ret int64, errno int64) {
+	var namebuf [NameBufsize]byte;
+	if !StringToBytes(&namebuf, name) {
+		return -1, ENAMETOOLONG
+	}
+	r1, r2, err := Syscall(SYS_STAT, BytePtr(&namebuf[0]), StatPtr(buf), 0);
+	return r1, err;
+}
+
+export func lstat(name *byte, buf *Stat) (ret int64, errno int64) {
+	r1, r2, err := Syscall(SYS_LSTAT, BytePtr(name), StatPtr(buf), 0);
+	return r1, err;
+}
+
+export func fstat(fd int64, buf *Stat) (ret int64, errno int64) {
+	r1, r2, err := Syscall(SYS_FSTAT, fd, StatPtr(buf), 0);
+	return r1, err;
+}
+
+export func unlink(name string) (ret int64, errno int64) {
+	var namebuf [NameBufsize]byte;
+	if !StringToBytes(&namebuf, name) {
+		return -1, ENAMETOOLONG
+	}
+	const SYSUNLINK = 87;
+	r1, r2, err := Syscall(SYS_UNLINK, BytePtr(&namebuf[0]), 0, 0);
+	return r1, err;
+}