From 27196589fbd36f5f840e51b59bd6253d0f865db3 Mon Sep 17 00:00:00 2001 From: Frédéric Guillot Date: Sat, 16 Dec 2017 11:25:18 -0800 Subject: Add FeedIcon API call and update dependencies --- vendor/golang.org/x/sys/unix/syscall_linux.go | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'vendor/golang.org/x/sys/unix/syscall_linux.go') diff --git a/vendor/golang.org/x/sys/unix/syscall_linux.go b/vendor/golang.org/x/sys/unix/syscall_linux.go index 797cda7e..60b97a35 100644 --- a/vendor/golang.org/x/sys/unix/syscall_linux.go +++ b/vendor/golang.org/x/sys/unix/syscall_linux.go @@ -808,6 +808,24 @@ func GetsockoptTCPInfo(fd, level, opt int) (*TCPInfo, error) { return &value, err } +// GetsockoptString returns the string value of the socket option opt for the +// socket associated with fd at the given socket level. +func GetsockoptString(fd, level, opt int) (string, error) { + buf := make([]byte, 256) + vallen := _Socklen(len(buf)) + err := getsockopt(fd, level, opt, unsafe.Pointer(&buf[0]), &vallen) + if err != nil { + if err == ERANGE { + buf = make([]byte, vallen) + err = getsockopt(fd, level, opt, unsafe.Pointer(&buf[0]), &vallen) + } + if err != nil { + return "", err + } + } + return string(buf[:vallen-1]), nil +} + func SetsockoptIPMreqn(fd, level, opt int, mreq *IPMreqn) (err error) { return setsockopt(fd, level, opt, unsafe.Pointer(mreq), unsafe.Sizeof(*mreq)) } -- cgit v1.2.3