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Kernel: Allow Socket subclasses to fail construction

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For example, socket(AF_INET) should only succeed for valid SOCK_TYPEs.
This commit is contained in:
Andreas Kling 2020-01-23 18:11:14 +01:00
parent a93f35ac71
commit 03d73cbaae
5 changed files with 7 additions and 6 deletions
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6
Kernel/Net/IPv4Socket.cpp
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@ -51,13 +51,15 @@ Lockable<HashTable<IPv4Socket*>>& IPv4Socket::all_sockets()
return *s_table;
}
NonnullRefPtr<IPv4Socket> IPv4Socket::create(int type, int protocol)
KResultOr<NonnullRefPtr<Socket>> IPv4Socket::create(int type, int protocol)
{
if (type == SOCK_STREAM)
return TCPSocket::create(protocol);
if (type == SOCK_DGRAM)
return UDPSocket::create(protocol);
return adopt(*new IPv4Socket(type, protocol));
if (type == SOCK_RAW)
return adopt(*new IPv4Socket(type, protocol));
return KResult(-EINVAL);
}
IPv4Socket::IPv4Socket(int type, int protocol)