diff options
author | Ondřej Surý <ondrej@sury.org> | 2011-09-13 13:13:40 +0200 |
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committer | Ondřej Surý <ondrej@sury.org> | 2011-09-13 13:13:40 +0200 |
commit | 5ff4c17907d5b19510a62e08fd8d3b11e62b431d (patch) | |
tree | c0650497e988f47be9c6f2324fa692a52dea82e1 /src/pkg/net/pipe.go | |
parent | 80f18fc933cf3f3e829c5455a1023d69f7b86e52 (diff) | |
download | golang-upstream/60.tar.gz |
Imported Upstream version 60upstream/60
Diffstat (limited to 'src/pkg/net/pipe.go')
-rw-r--r-- | src/pkg/net/pipe.go | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/src/pkg/net/pipe.go b/src/pkg/net/pipe.go new file mode 100644 index 000000000..c0bbd356b --- /dev/null +++ b/src/pkg/net/pipe.go @@ -0,0 +1,62 @@ +package net + +import ( + "io" + "os" +) + +// Pipe creates a synchronous, in-memory, full duplex +// network connection; both ends implement the Conn interface. +// Reads on one end are matched with writes on the other, +// copying data directly between the two; there is no internal +// buffering. +func Pipe() (Conn, Conn) { + r1, w1 := io.Pipe() + r2, w2 := io.Pipe() + + return &pipe{r1, w2}, &pipe{r2, w1} +} + +type pipe struct { + *io.PipeReader + *io.PipeWriter +} + +type pipeAddr int + +func (pipeAddr) Network() string { + return "pipe" +} + +func (pipeAddr) String() string { + return "pipe" +} + +func (p *pipe) Close() os.Error { + err := p.PipeReader.Close() + err1 := p.PipeWriter.Close() + if err == nil { + err = err1 + } + return err +} + +func (p *pipe) LocalAddr() Addr { + return pipeAddr(0) +} + +func (p *pipe) RemoteAddr() Addr { + return pipeAddr(0) +} + +func (p *pipe) SetTimeout(nsec int64) os.Error { + return os.NewError("net.Pipe does not support timeouts") +} + +func (p *pipe) SetReadTimeout(nsec int64) os.Error { + return os.NewError("net.Pipe does not support timeouts") +} + +func (p *pipe) SetWriteTimeout(nsec int64) os.Error { + return os.NewError("net.Pipe does not support timeouts") +} |