Jomaar/gomilter
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Max IPv6 address length is 45 characters, not 16

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The idea was to reserve 16 bytes for an IPv6 address. But given that a human representation is used rather than a
128 bit integer, we need 45 characters at most.
This commit is contained in:
Dolf Schimmel (Freeaqingme)
2015-09-01 21:15:14 +02:00
parent a6870a91fe
commit 385e5106c2
1 changed files with 2 additions and 2 deletions
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4
gomilter.go
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@@ -212,12 +212,12 @@ func Go_xxfi_connect(ctx *C.SMFICTX, hostname *C.char, hostaddr *C._SOCK_ADDR) C
} else if hostaddr.sa_family == C.AF_INET6 { } else if hostaddr.sa_family == C.AF_INET6 {
sa_in := (*C.struct_sockaddr_in6)(unsafe.Pointer(hostaddr)) sa_in := (*C.struct_sockaddr_in6)(unsafe.Pointer(hostaddr))
var dst = make([]byte, 16) var dst = make([]byte, 45)
C.inet_ntop( C.inet_ntop(
C.int(hostaddr.sa_family), C.int(hostaddr.sa_family),
unsafe.Pointer(&sa_in.sin6_addr), unsafe.Pointer(&sa_in.sin6_addr),
(*C.char)(unsafe.Pointer(&dst)), (*C.char)(unsafe.Pointer(&dst)),
16) 45)
ip = net.ParseIP(C.GoString((*C.char)(unsafe.Pointer(&dst)))) ip = net.ParseIP(C.GoString((*C.char)(unsafe.Pointer(&dst))))
} else { } else {