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Kernel: Support non-blocking connect().

Browse source 
If connect() is called on a non-blocking socket, it will "fail" immediately
with -EINPROGRESS. After that, you select() on the socket and wait for it to
become writable.
This commit is contained in:
Andreas Kling 2019-04-08 04:52:21 +02:00
parent 7fcca0ce4b
commit 65d6318c33
11 changed files with 22 additions and 17 deletions
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6
Kernel/Net/IPv4Socket.cpp
View file

@ -66,7 +66,7 @@ KResult IPv4Socket::bind(const sockaddr* address, socklen_t address_size)
ASSERT_NOT_REACHED();
}
KResult IPv4Socket::connect(const sockaddr* address, socklen_t address_size)
KResult IPv4Socket::connect(const sockaddr* address, socklen_t address_size, ShouldBlock should_block)
{
ASSERT(!m_bound);
if (address_size != sizeof(sockaddr_in))
@ -78,7 +78,7 @@ KResult IPv4Socket::connect(const sockaddr* address, socklen_t address_size)
m_destination_address = IPv4Address((const byte*)&ia.sin_addr.s_addr);
m_destination_port = ntohs(ia.sin_port);
return protocol_connect();
return protocol_connect(should_block);
}
void IPv4Socket::attach_fd(SocketRole)
@ -110,7 +110,7 @@ ssize_t IPv4Socket::write(SocketRole, const byte* data, ssize_t size)
bool IPv4Socket::can_write(SocketRole) const
{
return true;
return is_connected();
}
int IPv4Socket::allocate_source_port_if_needed()