go.net/ipv4: change I/O method signatures on PacketConn and RawConn
Preserves both Read and Write signatures for the future usage.
R=dave, rsc
CC=golang-dev
https://golang.org/cl/6970048
diff --git a/ipv4/payload.go b/ipv4/payload.go
index bfcf751..9b3c2c9 100644
--- a/ipv4/payload.go
+++ b/ipv4/payload.go
@@ -17,11 +17,11 @@
func (c *payloadHandler) ok() bool { return c != nil && c.c != nil }
-// Read reads a payload of the received IPv4 datagram, from the
+// ReadFrom reads a payload of the received IPv4 datagram, from the
// endpoint c, copying the payload into b. It returns the number of
// bytes copied into b, the control message cm and the source address
// src of the received datagram.
-func (c *payloadHandler) Read(b []byte) (n int, cm *ControlMessage, src net.Addr, err error) {
+func (c *payloadHandler) ReadFrom(b []byte) (n int, cm *ControlMessage, src net.Addr, err error) {
if !c.ok() {
return 0, nil, nil, syscall.EINVAL
}
@@ -52,13 +52,13 @@
return
}
-// Write writes a payload of the IPv4 datagram, to the destination
-// address dst through the endpoint c, copying the payload from b.
-// It returns the number of bytes written. The control message cm
-// allows the datagram path and the outgoing interface to be
-// specified. Currently only Linux supports this. The cm may be nil
-// if control of the outgoing datagram is not required.
-func (c *payloadHandler) Write(b []byte, cm *ControlMessage, dst net.Addr) (n int, err error) {
+// WriteTo writes a payload of the IPv4 datagram, to the destination
+// address dst through the endpoint c, copying the payload from b. It
+// returns the number of bytes written. The control message cm allows
+// the datagram path and the outgoing interface to be specified.
+// Currently only Linux supports this. The cm may be nil if control
+// of the outgoing datagram is not required.
+func (c *payloadHandler) WriteTo(b []byte, cm *ControlMessage, dst net.Addr) (n int, err error) {
if !c.ok() {
return 0, syscall.EINVAL
}
