From 2fa7c464f019f67c5c0494aaf5ac0f5ecc1ee7a7 Mon Sep 17 00:00:00 2001
From: Harrison Healey <harrisonmhealey@gmail.com>
Date: Tue, 16 Jan 2018 12:03:31 -0500
Subject: Updated dependencies and added avct/uasurfer (#8089)

* Updated dependencies and added avct/uasurfer

* Added uasurfer to NOTICE.txt
---
 vendor/golang.org/x/sys/unix/syscall_freebsd.go | 76 ++++++++++++++++++++++---
 1 file changed, 67 insertions(+), 9 deletions(-)

(limited to 'vendor/golang.org/x/sys/unix/syscall_freebsd.go')

diff --git a/vendor/golang.org/x/sys/unix/syscall_freebsd.go b/vendor/golang.org/x/sys/unix/syscall_freebsd.go
index a82ce127e..b8ecf6c78 100644
--- a/vendor/golang.org/x/sys/unix/syscall_freebsd.go
+++ b/vendor/golang.org/x/sys/unix/syscall_freebsd.go
@@ -105,6 +105,23 @@ func Accept4(fd, flags int) (nfd int, sa Sockaddr, err error) {
 	return
 }
 
+const ImplementsGetwd = true
+
+//sys	Getcwd(buf []byte) (n int, err error) = SYS___GETCWD
+
+func Getwd() (string, error) {
+	var buf [PathMax]byte
+	_, err := Getcwd(buf[0:])
+	if err != nil {
+		return "", err
+	}
+	n := clen(buf[:])
+	if n < 1 {
+		return "", EINVAL
+	}
+	return string(buf[:n]), nil
+}
+
 func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 	var _p0 unsafe.Pointer
 	var bufsize uintptr
@@ -276,7 +293,6 @@ func Listxattr(file string, dest []byte) (sz int, err error) {
 
 	// FreeBSD won't allow you to list xattrs from multiple namespaces
 	s := 0
-	var e error
 	for _, nsid := range [...]int{EXTATTR_NAMESPACE_USER, EXTATTR_NAMESPACE_SYSTEM} {
 		stmp, e := ExtattrListFile(file, nsid, uintptr(d), destsiz)
 
@@ -288,7 +304,6 @@ func Listxattr(file string, dest []byte) (sz int, err error) {
 		 * we don't have read permissions on, so don't ignore those errors
 		 */
 		if e != nil && e == EPERM && nsid != EXTATTR_NAMESPACE_USER {
-			e = nil
 			continue
 		} else if e != nil {
 			return s, e
@@ -302,7 +317,7 @@ func Listxattr(file string, dest []byte) (sz int, err error) {
 		d = initxattrdest(dest, s)
 	}
 
-	return s, e
+	return s, nil
 }
 
 func Flistxattr(fd int, dest []byte) (sz int, err error) {
@@ -310,11 +325,9 @@ func Flistxattr(fd int, dest []byte) (sz int, err error) {
 	destsiz := len(dest)
 
 	s := 0
-	var e error
 	for _, nsid := range [...]int{EXTATTR_NAMESPACE_USER, EXTATTR_NAMESPACE_SYSTEM} {
 		stmp, e := ExtattrListFd(fd, nsid, uintptr(d), destsiz)
 		if e != nil && e == EPERM && nsid != EXTATTR_NAMESPACE_USER {
-			e = nil
 			continue
 		} else if e != nil {
 			return s, e
@@ -328,7 +341,7 @@ func Flistxattr(fd int, dest []byte) (sz int, err error) {
 		d = initxattrdest(dest, s)
 	}
 
-	return s, e
+	return s, nil
 }
 
 func Llistxattr(link string, dest []byte) (sz int, err error) {
@@ -336,11 +349,9 @@ func Llistxattr(link string, dest []byte) (sz int, err error) {
 	destsiz := len(dest)
 
 	s := 0
-	var e error
 	for _, nsid := range [...]int{EXTATTR_NAMESPACE_USER, EXTATTR_NAMESPACE_SYSTEM} {
 		stmp, e := ExtattrListLink(link, nsid, uintptr(d), destsiz)
 		if e != nil && e == EPERM && nsid != EXTATTR_NAMESPACE_USER {
-			e = nil
 			continue
 		} else if e != nil {
 			return s, e
@@ -354,7 +365,7 @@ func Llistxattr(link string, dest []byte) (sz int, err error) {
 		d = initxattrdest(dest, s)
 	}
 
-	return s, e
+	return s, nil
 }
 
 //sys   ioctl(fd int, req uint, arg uintptr) (err error)
@@ -396,6 +407,52 @@ func IoctlGetTermios(fd int, req uint) (*Termios, error) {
 	return &value, err
 }
 
+func Uname(uname *Utsname) error {
+	mib := []_C_int{CTL_KERN, KERN_OSTYPE}
+	n := unsafe.Sizeof(uname.Sysname)
+	if err := sysctl(mib, &uname.Sysname[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	mib = []_C_int{CTL_KERN, KERN_HOSTNAME}
+	n = unsafe.Sizeof(uname.Nodename)
+	if err := sysctl(mib, &uname.Nodename[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	mib = []_C_int{CTL_KERN, KERN_OSRELEASE}
+	n = unsafe.Sizeof(uname.Release)
+	if err := sysctl(mib, &uname.Release[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	mib = []_C_int{CTL_KERN, KERN_VERSION}
+	n = unsafe.Sizeof(uname.Version)
+	if err := sysctl(mib, &uname.Version[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	// The version might have newlines or tabs in it, convert them to
+	// spaces.
+	for i, b := range uname.Version {
+		if b == '\n' || b == '\t' {
+			if i == len(uname.Version)-1 {
+				uname.Version[i] = 0
+			} else {
+				uname.Version[i] = ' '
+			}
+		}
+	}
+
+	mib = []_C_int{CTL_HW, HW_MACHINE}
+	n = unsafe.Sizeof(uname.Machine)
+	if err := sysctl(mib, &uname.Machine[0], &n, nil, 0); err != nil {
+		return err
+	}
+
+	return nil
+}
+
 /*
  * Exposed directly
  */
@@ -439,6 +496,7 @@ func IoctlGetTermios(fd int, req uint) (*Termios, error) {
 //sys	Fstatfs(fd int, stat *Statfs_t) (err error)
 //sys	Fsync(fd int) (err error)
 //sys	Ftruncate(fd int, length int64) (err error)
+//sys	Getdents(fd int, buf []byte) (n int, err error)
 //sys	Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error)
 //sys	Getdtablesize() (size int)
 //sysnb	Getegid() (egid int)
-- 
cgit v1.2.3-1-g7c22