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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libgo/] [go/] [net/] [sockoptip.go] - Blame information for rev 848

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// Copyright 2011 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.
 
// +build darwin freebsd linux netbsd openbsd windows
 
// IP-level socket options
 
package net
 
import (
        "os"
        "syscall"
)
 
func ipv4TOS(fd *netFD) (int, error) {
        fd.incref()
        defer fd.decref()
        v, err := syscall.GetsockoptInt(fd.sysfd, syscall.IPPROTO_IP, syscall.IP_TOS)
        if err != nil {
                return -1, os.NewSyscallError("getsockopt", err)
        }
        return v, nil
}
 
func setIPv4TOS(fd *netFD, v int) error {
        fd.incref()
        defer fd.decref()
        err := syscall.SetsockoptInt(fd.sysfd, syscall.IPPROTO_IP, syscall.IP_TOS, v)
        if err != nil {
                return os.NewSyscallError("setsockopt", err)
        }
        return nil
}
 
func ipv4TTL(fd *netFD) (int, error) {
        fd.incref()
        defer fd.decref()
        v, err := syscall.GetsockoptInt(fd.sysfd, syscall.IPPROTO_IP, syscall.IP_TTL)
        if err != nil {
                return -1, os.NewSyscallError("getsockopt", err)
        }
        return v, nil
}
 
func setIPv4TTL(fd *netFD, v int) error {
        fd.incref()
        defer fd.decref()
        err := syscall.SetsockoptInt(fd.sysfd, syscall.IPPROTO_IP, syscall.IP_TTL, v)
        if err != nil {
                return os.NewSyscallError("setsockopt", err)
        }
        return nil
}
 
func joinIPv4Group(fd *netFD, ifi *Interface, ip IP) error {
        mreq := &syscall.IPMreq{Multiaddr: [4]byte{ip[0], ip[1], ip[2], ip[3]}}
        if err := setIPv4MreqToInterface(mreq, ifi); err != nil {
                return err
        }
        fd.incref()
        defer fd.decref()
        return os.NewSyscallError("setsockopt", syscall.SetsockoptIPMreq(fd.sysfd, syscall.IPPROTO_IP, syscall.IP_ADD_MEMBERSHIP, mreq))
}
 
func leaveIPv4Group(fd *netFD, ifi *Interface, ip IP) error {
        mreq := &syscall.IPMreq{Multiaddr: [4]byte{ip[0], ip[1], ip[2], ip[3]}}
        if err := setIPv4MreqToInterface(mreq, ifi); err != nil {
                return err
        }
        fd.incref()
        defer fd.decref()
        return os.NewSyscallError("setsockopt", syscall.SetsockoptIPMreq(fd.sysfd, syscall.IPPROTO_IP, syscall.IP_DROP_MEMBERSHIP, mreq))
}
 
func ipv6HopLimit(fd *netFD) (int, error) {
        fd.incref()
        defer fd.decref()
        v, err := syscall.GetsockoptInt(fd.sysfd, syscall.IPPROTO_IPV6, syscall.IPV6_UNICAST_HOPS)
        if err != nil {
                return -1, os.NewSyscallError("getsockopt", err)
        }
        return v, nil
}
 
func setIPv6HopLimit(fd *netFD, v int) error {
        fd.incref()
        defer fd.decref()
        err := syscall.SetsockoptInt(fd.sysfd, syscall.IPPROTO_IPV6, syscall.IPV6_UNICAST_HOPS, v)
        if err != nil {
                return os.NewSyscallError("setsockopt", err)
        }
        return nil
}
 
func ipv6MulticastInterface(fd *netFD) (*Interface, error) {
        fd.incref()
        defer fd.decref()
        v, err := syscall.GetsockoptInt(fd.sysfd, syscall.IPPROTO_IPV6, syscall.IPV6_MULTICAST_IF)
        if err != nil {
                return nil, os.NewSyscallError("getsockopt", err)
        }
        if v == 0 {
                return nil, nil
        }
        ifi, err := InterfaceByIndex(v)
        if err != nil {
                return nil, err
        }
        return ifi, nil
}
 
func setIPv6MulticastInterface(fd *netFD, ifi *Interface) error {
        var v int
        if ifi != nil {
                v = ifi.Index
        }
        fd.incref()
        defer fd.decref()
        err := syscall.SetsockoptInt(fd.sysfd, syscall.IPPROTO_IPV6, syscall.IPV6_MULTICAST_IF, v)
        if err != nil {
                return os.NewSyscallError("setsockopt", err)
        }
        return nil
}
 
func ipv6MulticastHopLimit(fd *netFD) (int, error) {
        fd.incref()
        defer fd.decref()
        v, err := syscall.GetsockoptInt(fd.sysfd, syscall.IPPROTO_IPV6, syscall.IPV6_MULTICAST_HOPS)
        if err != nil {
                return -1, os.NewSyscallError("getsockopt", err)
        }
        return v, nil
}
 
func setIPv6MulticastHopLimit(fd *netFD, v int) error {
        fd.incref()
        defer fd.decref()
        err := syscall.SetsockoptInt(fd.sysfd, syscall.IPPROTO_IPV6, syscall.IPV6_MULTICAST_HOPS, v)
        if err != nil {
                return os.NewSyscallError("setsockopt", err)
        }
        return nil
}
 
func ipv6MulticastLoopback(fd *netFD) (bool, error) {
        fd.incref()
        defer fd.decref()
        v, err := syscall.GetsockoptInt(fd.sysfd, syscall.IPPROTO_IPV6, syscall.IPV6_MULTICAST_LOOP)
        if err != nil {
                return false, os.NewSyscallError("getsockopt", err)
        }
        return v == 1, nil
}
 
func setIPv6MulticastLoopback(fd *netFD, v bool) error {
        fd.incref()
        defer fd.decref()
        err := syscall.SetsockoptInt(fd.sysfd, syscall.IPPROTO_IPV6, syscall.IPV6_MULTICAST_LOOP, boolint(v))
        if err != nil {
                return os.NewSyscallError("setsockopt", err)
        }
        return nil
}
 
func joinIPv6Group(fd *netFD, ifi *Interface, ip IP) error {
        mreq := &syscall.IPv6Mreq{}
        copy(mreq.Multiaddr[:], ip)
        if ifi != nil {
                mreq.Interface = uint32(ifi.Index)
        }
        fd.incref()
        defer fd.decref()
        return os.NewSyscallError("setsockopt", syscall.SetsockoptIPv6Mreq(fd.sysfd, syscall.IPPROTO_IPV6, syscall.IPV6_JOIN_GROUP, mreq))
}
 
func leaveIPv6Group(fd *netFD, ifi *Interface, ip IP) error {
        mreq := &syscall.IPv6Mreq{}
        copy(mreq.Multiaddr[:], ip)
        if ifi != nil {
                mreq.Interface = uint32(ifi.Index)
        }
        fd.incref()
        defer fd.decref()
        return os.NewSyscallError("setsockopt", syscall.SetsockoptIPv6Mreq(fd.sysfd, syscall.IPPROTO_IPV6, syscall.IPV6_LEAVE_GROUP, mreq))
}

Line No.	Rev	Author	Line
1	747	jeremybenn	`// Copyright 2011 The Go Authors. All rights reserved.`
2			`// Use of this source code is governed by a BSD-style`
3			`// license that can be found in the LICENSE file.`
4
5			`// +build darwin freebsd linux netbsd openbsd windows`
6
7			`// IP-level socket options`
8
9			`package net`
10
11			`import (`
12			`"os"`
13			`"syscall"`
14			`)`
15
16			`func ipv4TOS(fd *netFD) (int, error) {`
17			`fd.incref()`
18			`defer fd.decref()`
19			`v, err := syscall.GetsockoptInt(fd.sysfd, syscall.IPPROTO_IP, syscall.IP_TOS)`
20			`if err != nil {`
21			`return -1, os.NewSyscallError("getsockopt", err)`
22			`}`
23			`return v, nil`
24			`}`
25
26			`func setIPv4TOS(fd *netFD, v int) error {`
27			`fd.incref()`
28			`defer fd.decref()`
29			`err := syscall.SetsockoptInt(fd.sysfd, syscall.IPPROTO_IP, syscall.IP_TOS, v)`
30			`if err != nil {`
31			`return os.NewSyscallError("setsockopt", err)`
32			`}`
33			`return nil`
34			`}`
35
36			`func ipv4TTL(fd *netFD) (int, error) {`
37			`fd.incref()`
38			`defer fd.decref()`
39			`v, err := syscall.GetsockoptInt(fd.sysfd, syscall.IPPROTO_IP, syscall.IP_TTL)`
40			`if err != nil {`
41			`return -1, os.NewSyscallError("getsockopt", err)`
42			`}`
43			`return v, nil`
44			`}`
45
46			`func setIPv4TTL(fd *netFD, v int) error {`
47			`fd.incref()`
48			`defer fd.decref()`
49			`err := syscall.SetsockoptInt(fd.sysfd, syscall.IPPROTO_IP, syscall.IP_TTL, v)`
50			`if err != nil {`
51			`return os.NewSyscallError("setsockopt", err)`
52			`}`
53			`return nil`
54			`}`
55
56			`func joinIPv4Group(fd netFD, ifi Interface, ip IP) error {`
57			`mreq := &syscall.IPMreq{Multiaddr: [4]byte{ip[0], ip[1], ip[2], ip[3]}}`
58			`if err := setIPv4MreqToInterface(mreq, ifi); err != nil {`
59			`return err`
60			`}`
61			`fd.incref()`
62			`defer fd.decref()`
63			`return os.NewSyscallError("setsockopt", syscall.SetsockoptIPMreq(fd.sysfd, syscall.IPPROTO_IP, syscall.IP_ADD_MEMBERSHIP, mreq))`
64			`}`
65
66			`func leaveIPv4Group(fd netFD, ifi Interface, ip IP) error {`
67			`mreq := &syscall.IPMreq{Multiaddr: [4]byte{ip[0], ip[1], ip[2], ip[3]}}`
68			`if err := setIPv4MreqToInterface(mreq, ifi); err != nil {`
69			`return err`
70			`}`
71			`fd.incref()`
72			`defer fd.decref()`
73			`return os.NewSyscallError("setsockopt", syscall.SetsockoptIPMreq(fd.sysfd, syscall.IPPROTO_IP, syscall.IP_DROP_MEMBERSHIP, mreq))`
74			`}`
75
76			`func ipv6HopLimit(fd *netFD) (int, error) {`
77			`fd.incref()`
78			`defer fd.decref()`
79			`v, err := syscall.GetsockoptInt(fd.sysfd, syscall.IPPROTO_IPV6, syscall.IPV6_UNICAST_HOPS)`
80			`if err != nil {`
81			`return -1, os.NewSyscallError("getsockopt", err)`
82			`}`
83			`return v, nil`
84			`}`
85
86			`func setIPv6HopLimit(fd *netFD, v int) error {`
87			`fd.incref()`
88			`defer fd.decref()`
89			`err := syscall.SetsockoptInt(fd.sysfd, syscall.IPPROTO_IPV6, syscall.IPV6_UNICAST_HOPS, v)`
90			`if err != nil {`
91			`return os.NewSyscallError("setsockopt", err)`
92			`}`
93			`return nil`
94			`}`
95
96			`func ipv6MulticastInterface(fd netFD) (Interface, error) {`
97			`fd.incref()`
98			`defer fd.decref()`
99			`v, err := syscall.GetsockoptInt(fd.sysfd, syscall.IPPROTO_IPV6, syscall.IPV6_MULTICAST_IF)`
100			`if err != nil {`
101			`return nil, os.NewSyscallError("getsockopt", err)`
102			`}`
103			`if v == 0 {`
104			`return nil, nil`
105			`}`
106			`ifi, err := InterfaceByIndex(v)`
107			`if err != nil {`
108			`return nil, err`
109			`}`
110			`return ifi, nil`
111			`}`
112
113			`func setIPv6MulticastInterface(fd netFD, ifi Interface) error {`
114			`var v int`
115			`if ifi != nil {`
116			`v = ifi.Index`
117			`}`
118			`fd.incref()`
119			`defer fd.decref()`
120			`err := syscall.SetsockoptInt(fd.sysfd, syscall.IPPROTO_IPV6, syscall.IPV6_MULTICAST_IF, v)`
121			`if err != nil {`
122			`return os.NewSyscallError("setsockopt", err)`
123			`}`
124			`return nil`
125			`}`
126
127			`func ipv6MulticastHopLimit(fd *netFD) (int, error) {`
128			`fd.incref()`
129			`defer fd.decref()`
130			`v, err := syscall.GetsockoptInt(fd.sysfd, syscall.IPPROTO_IPV6, syscall.IPV6_MULTICAST_HOPS)`
131			`if err != nil {`
132			`return -1, os.NewSyscallError("getsockopt", err)`
133			`}`
134			`return v, nil`
135			`}`
136
137			`func setIPv6MulticastHopLimit(fd *netFD, v int) error {`
138			`fd.incref()`
139			`defer fd.decref()`
140			`err := syscall.SetsockoptInt(fd.sysfd, syscall.IPPROTO_IPV6, syscall.IPV6_MULTICAST_HOPS, v)`
141			`if err != nil {`
142			`return os.NewSyscallError("setsockopt", err)`
143			`}`
144			`return nil`
145			`}`
146
147			`func ipv6MulticastLoopback(fd *netFD) (bool, error) {`
148			`fd.incref()`
149			`defer fd.decref()`
150			`v, err := syscall.GetsockoptInt(fd.sysfd, syscall.IPPROTO_IPV6, syscall.IPV6_MULTICAST_LOOP)`
151			`if err != nil {`
152			`return false, os.NewSyscallError("getsockopt", err)`
153			`}`
154			`return v == 1, nil`
155			`}`
156
157			`func setIPv6MulticastLoopback(fd *netFD, v bool) error {`
158			`fd.incref()`
159			`defer fd.decref()`
160			`err := syscall.SetsockoptInt(fd.sysfd, syscall.IPPROTO_IPV6, syscall.IPV6_MULTICAST_LOOP, boolint(v))`
161			`if err != nil {`
162			`return os.NewSyscallError("setsockopt", err)`
163			`}`
164			`return nil`
165			`}`
166
167			`func joinIPv6Group(fd netFD, ifi Interface, ip IP) error {`
168			`mreq := &syscall.IPv6Mreq{}`
169			`copy(mreq.Multiaddr[:], ip)`
170			`if ifi != nil {`
171			`mreq.Interface = uint32(ifi.Index)`
172			`}`
173			`fd.incref()`
174			`defer fd.decref()`
175			`return os.NewSyscallError("setsockopt", syscall.SetsockoptIPv6Mreq(fd.sysfd, syscall.IPPROTO_IPV6, syscall.IPV6_JOIN_GROUP, mreq))`
176			`}`
177
178			`func leaveIPv6Group(fd netFD, ifi Interface, ip IP) error {`
179			`mreq := &syscall.IPv6Mreq{}`
180			`copy(mreq.Multiaddr[:], ip)`
181			`if ifi != nil {`
182			`mreq.Interface = uint32(ifi.Index)`
183			`}`
184			`fd.incref()`
185			`defer fd.decref()`
186			`return os.NewSyscallError("setsockopt", syscall.SetsockoptIPv6Mreq(fd.sysfd, syscall.IPPROTO_IPV6, syscall.IPV6_LEAVE_GROUP, mreq))`
187			`}`

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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libgo/] [go/] [net/] [sockoptip.go] - Blame information for rev 848