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net: keep lookup IP stuff close

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Also flattens import declaration.

R=golang-dev, alex.brainman
CC=golang-dev
https://golang.org/cl/13373046
This commit is contained in:
Mikio Hara 2013-08-31 16:29:50 +09:00
parent 7c59c8bdee
commit 29de03adf3
1 changed files with 13 additions and 15 deletions
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28
src/pkg/net/lookup.go
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@ -4,9 +4,7 @@
package net package net
import ( import "time"
"time"
)
// protocols contains minimal mappings between internet protocol // protocols contains minimal mappings between internet protocol
// names and numbers for platforms that don't have a complete list of // names and numbers for platforms that don't have a complete list of
@ -21,6 +19,18 @@ var protocols = map[string]int{
"ipv6-icmp": 58, "IPV6-ICMP": 58, "IPv6-ICMP": 58, "ipv6-icmp": 58, "IPV6-ICMP": 58, "IPv6-ICMP": 58,
} }
// LookupHost looks up the given host using the local resolver.
// It returns an array of that host's addresses.
func LookupHost(host string) (addrs []string, err error) {
return lookupHost(host)
}
// LookupIP looks up host using the local resolver.
// It returns an array of that host's IPv4 and IPv6 addresses.
func LookupIP(host string) (addrs []IP, err error) {
return lookupIPMerge(host)
}
var lookupGroup singleflight var lookupGroup singleflight
// lookupIPMerge wraps lookupIP, but makes sure that for any given // lookupIPMerge wraps lookupIP, but makes sure that for any given
@ -42,12 +52,6 @@ func lookupIPMerge(host string) (addrs []IP, err error) {
return addrs, nil return addrs, nil
} }
// LookupHost looks up the given host using the local resolver.
// It returns an array of that host's addresses.
func LookupHost(host string) (addrs []string, err error) {
return lookupHost(host)
}
func lookupIPDeadline(host string, deadline time.Time) (addrs []IP, err error) { func lookupIPDeadline(host string, deadline time.Time) (addrs []IP, err error) {
if deadline.IsZero() { if deadline.IsZero() {
return lookupIPMerge(host) return lookupIPMerge(host)
@ -85,12 +89,6 @@ func lookupIPDeadline(host string, deadline time.Time) (addrs []IP, err error) {
return return
} }
// LookupIP looks up host using the local resolver.
// It returns an array of that host's IPv4 and IPv6 addresses.
func LookupIP(host string) (addrs []IP, err error) {
return lookupIPMerge(host)
}
// LookupPort looks up the port for the given network and service. // LookupPort looks up the port for the given network and service.
func LookupPort(network, service string) (port int, err error) { func LookupPort(network, service string) (port int, err error) {
return lookupPort(network, service) return lookupPort(network, service)