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Kernel: Port more code to KResult and KResultOr<T>.

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This commit is contained in:
Andreas Kling 2019-03-06 22:14:31 +01:00
parent 3079ef01ce
commit 028afabf6b
15 changed files with 155 additions and 198 deletions
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25
Kernel/Socket.cpp
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@ -4,15 +4,14 @@
#include <Kernel/Process.h>
#include <LibC/errno_numbers.h>
RetainPtr<Socket> Socket::create(int domain, int type, int protocol, int& error)
KResultOr<Retained<Socket>> Socket::create(int domain, int type, int protocol)
{
(void)protocol;
switch (domain) {
case AF_LOCAL:
return LocalSocket::create(type & SOCK_TYPE_MASK);
default:
error = EAFNOSUPPORT;
return nullptr;
return KResult(-EAFNOSUPPORT);
}
}
@ -28,16 +27,14 @@ Socket::~Socket()
{
}
bool Socket::listen(int backlog, int& error)
KResult Socket::listen(int backlog)
{
LOCKER(m_lock);
if (m_type != SOCK_STREAM) {
error = -EOPNOTSUPP;
return false;
}
if (m_type != SOCK_STREAM)
return KResult(-EOPNOTSUPP);
m_backlog = backlog;
kprintf("Socket{%p} listening with backlog=%d\n", this, m_backlog);
return true;
return KSuccess;
}
RetainPtr<Socket> Socket::accept()
@ -52,13 +49,11 @@ RetainPtr<Socket> Socket::accept()
return client;
}
bool Socket::queue_connection_from(Socket& peer, int& error)
KResult Socket::queue_connection_from(Socket& peer)
{
LOCKER(m_lock);
if (m_pending.size() >= m_backlog) {
error = -ECONNREFUSED;
return false;
}
if (m_pending.size() >= m_backlog)
return KResult(-ECONNREFUSED);
m_pending.append(peer);
return true;
return KSuccess;
}