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net/SocketDescriptor: add "noexcept"

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This commit is contained in:
Max Kellermann
2018-08-21 11:08:34 +02:00
parent 185148f57c
commit e092eadd8d
2 changed files with 79 additions and 73 deletions
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68
src/net/SocketDescriptor.cxx
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@@ -66,7 +66,7 @@ SocketDescriptor::IsStream() const noexcept
#ifdef _WIN32
void
SocketDescriptor::Close()
SocketDescriptor::Close() noexcept
{
if (IsDefined())
::closesocket(Steal());
@@ -75,7 +75,7 @@ SocketDescriptor::Close()
#endif
SocketDescriptor
SocketDescriptor::Accept()
SocketDescriptor::Accept() noexcept
{
#ifdef __linux__
int connection_fd = ::accept4(Get(), nullptr, nullptr, SOCK_CLOEXEC);
@@ -88,7 +88,7 @@ SocketDescriptor::Accept()
}
SocketDescriptor
SocketDescriptor::AcceptNonBlock() const
SocketDescriptor::AcceptNonBlock() const noexcept
{
#ifdef __linux__
int connection_fd = ::accept4(Get(), nullptr, nullptr,
@@ -102,7 +102,7 @@ SocketDescriptor::AcceptNonBlock() const
}
SocketDescriptor
SocketDescriptor::AcceptNonBlock(StaticSocketAddress &address) const
SocketDescriptor::AcceptNonBlock(StaticSocketAddress &address) const noexcept
{
address.SetMaxSize();
#ifdef __linux__
@@ -117,7 +117,7 @@ SocketDescriptor::AcceptNonBlock(StaticSocketAddress &address) const
}
bool
SocketDescriptor::Connect(SocketAddress address)
SocketDescriptor::Connect(SocketAddress address) noexcept
{
assert(address.IsDefined());
@@ -125,7 +125,7 @@ SocketDescriptor::Connect(SocketAddress address)
}
bool
SocketDescriptor::Create(int domain, int type, int protocol)
SocketDescriptor::Create(int domain, int type, int protocol) noexcept
{
#ifdef _WIN32
static bool initialised = false;
@@ -150,7 +150,7 @@ SocketDescriptor::Create(int domain, int type, int protocol)
}
bool
SocketDescriptor::CreateNonBlock(int domain, int type, int protocol)
SocketDescriptor::CreateNonBlock(int domain, int type, int protocol) noexcept
{
#ifdef SOCK_NONBLOCK
type |= SOCK_NONBLOCK;
@@ -170,7 +170,8 @@ SocketDescriptor::CreateNonBlock(int domain, int type, int protocol)
bool
SocketDescriptor::CreateSocketPair(int domain, int type, int protocol,
SocketDescriptor &a, SocketDescriptor &b)
SocketDescriptor &a,
SocketDescriptor &b) noexcept
{
#ifdef SOCK_CLOEXEC
/* implemented since Linux 2.6.27 */
@@ -188,7 +189,8 @@ SocketDescriptor::CreateSocketPair(int domain, int type, int protocol,
bool
SocketDescriptor::CreateSocketPairNonBlock(int domain, int type, int protocol,
SocketDescriptor &a, SocketDescriptor &b)
SocketDescriptor &a,
SocketDescriptor &b) noexcept
{
#ifdef SOCK_CLOEXEC
/* implemented since Linux 2.6.27 */
@@ -208,7 +210,7 @@ SocketDescriptor::CreateSocketPairNonBlock(int domain, int type, int protocol,
#endif
int
SocketDescriptor::GetError()
SocketDescriptor::GetError() noexcept
{
assert(IsDefined());
@@ -222,7 +224,7 @@ SocketDescriptor::GetError()
size_t
SocketDescriptor::GetOption(int level, int name,
void *value, size_t size) const
void *value, size_t size) const noexcept
{
assert(IsDefined());
@@ -259,7 +261,7 @@ SocketDescriptor::SetNonBlocking() noexcept
bool
SocketDescriptor::SetOption(int level, int name,
const void *value, size_t size)
const void *value, size_t size) noexcept
{
assert(IsDefined());
@@ -268,13 +270,13 @@ SocketDescriptor::SetOption(int level, int name,
}
bool
SocketDescriptor::SetKeepAlive(bool value)
SocketDescriptor::SetKeepAlive(bool value) noexcept
{
return SetBoolOption(SOL_SOCKET, SO_KEEPALIVE, value);
}
bool
SocketDescriptor::SetReuseAddress(bool value)
SocketDescriptor::SetReuseAddress(bool value) noexcept
{
return SetBoolOption(SOL_SOCKET, SO_REUSEADDR, value);
}
@@ -284,7 +286,7 @@ SocketDescriptor::SetReuseAddress(bool value)
#ifdef SO_REUSEPORT
bool
SocketDescriptor::SetReusePort(bool value)
SocketDescriptor::SetReusePort(bool value) noexcept
{
return SetBoolOption(SOL_SOCKET, SO_REUSEPORT, value);
}
@@ -292,37 +294,37 @@ SocketDescriptor::SetReusePort(bool value)
#endif
bool
SocketDescriptor::SetFreeBind(bool value)
SocketDescriptor::SetFreeBind(bool value) noexcept
{
return SetBoolOption(IPPROTO_IP, IP_FREEBIND, value);
}
bool
SocketDescriptor::SetNoDelay(bool value)
SocketDescriptor::SetNoDelay(bool value) noexcept
{
return SetBoolOption(IPPROTO_TCP, TCP_NODELAY, value);
}
bool
SocketDescriptor::SetCork(bool value)
SocketDescriptor::SetCork(bool value) noexcept
{
return SetBoolOption(IPPROTO_TCP, TCP_CORK, value);
}
bool
SocketDescriptor::SetTcpDeferAccept(const int &seconds)
SocketDescriptor::SetTcpDeferAccept(const int &seconds) noexcept
{
return SetOption(IPPROTO_TCP, TCP_DEFER_ACCEPT, &seconds, sizeof(seconds));
}
bool
SocketDescriptor::SetV6Only(bool value)
SocketDescriptor::SetV6Only(bool value) noexcept
{
return SetBoolOption(IPPROTO_IPV6, IPV6_V6ONLY, value);
}
bool
SocketDescriptor::SetBindToDevice(const char *name)
SocketDescriptor::SetBindToDevice(const char *name) noexcept
{
return SetOption(SOL_SOCKET, SO_BINDTODEVICE, name, strlen(name));
}
@@ -330,7 +332,7 @@ SocketDescriptor::SetBindToDevice(const char *name)
#ifdef TCP_FASTOPEN
bool
SocketDescriptor::SetTcpFastOpen(int qlen)
SocketDescriptor::SetTcpFastOpen(int qlen) noexcept
{
return SetOption(SOL_TCP, TCP_FASTOPEN, &qlen, sizeof(qlen));
}
@@ -340,7 +342,7 @@ SocketDescriptor::SetTcpFastOpen(int qlen)
#endif
bool
SocketDescriptor::Bind(SocketAddress address)
SocketDescriptor::Bind(SocketAddress address) noexcept
{
return bind(Get(), address.GetAddress(), address.GetSize()) == 0;
}
@@ -348,7 +350,7 @@ SocketDescriptor::Bind(SocketAddress address)
#ifdef __linux__
bool
SocketDescriptor::AutoBind()
SocketDescriptor::AutoBind() noexcept
{
static constexpr sa_family_t family = AF_LOCAL;
return Bind(SocketAddress((const struct sockaddr *)&family,
@@ -358,13 +360,13 @@ SocketDescriptor::AutoBind()
#endif
bool
SocketDescriptor::Listen(int backlog)
SocketDescriptor::Listen(int backlog) noexcept
{
return listen(Get(), backlog) == 0;
}
StaticSocketAddress
SocketDescriptor::GetLocalAddress() const
SocketDescriptor::GetLocalAddress() const noexcept
{
assert(IsDefined());
@@ -377,7 +379,7 @@ SocketDescriptor::GetLocalAddress() const
}
StaticSocketAddress
SocketDescriptor::GetPeerAddress() const
SocketDescriptor::GetPeerAddress() const noexcept
{
assert(IsDefined());
@@ -390,7 +392,7 @@ SocketDescriptor::GetPeerAddress() const
}
ssize_t
SocketDescriptor::Read(void *buffer, size_t length)
SocketDescriptor::Read(void *buffer, size_t length) noexcept
{
int flags = 0;
#ifndef _WIN32
@@ -401,7 +403,7 @@ SocketDescriptor::Read(void *buffer, size_t length)
}
ssize_t
SocketDescriptor::Write(const void *buffer, size_t length)
SocketDescriptor::Write(const void *buffer, size_t length) noexcept
{
int flags = 0;
#ifdef __linux__
@@ -414,7 +416,7 @@ SocketDescriptor::Write(const void *buffer, size_t length)
#ifdef _WIN32
int
SocketDescriptor::WaitReadable(int timeout_ms) const
SocketDescriptor::WaitReadable(int timeout_ms) const noexcept
{
assert(IsDefined());
@@ -433,7 +435,7 @@ SocketDescriptor::WaitReadable(int timeout_ms) const
}
int
SocketDescriptor::WaitWritable(int timeout_ms) const
SocketDescriptor::WaitWritable(int timeout_ms) const noexcept
{
assert(IsDefined());
@@ -455,7 +457,7 @@ SocketDescriptor::WaitWritable(int timeout_ms) const
ssize_t
SocketDescriptor::Read(void *buffer, size_t length,
StaticSocketAddress &address)
StaticSocketAddress &address) noexcept
{
int flags = 0;
#ifndef _WIN32
@@ -473,7 +475,7 @@ SocketDescriptor::Read(void *buffer, size_t length,
ssize_t
SocketDescriptor::Write(const void *buffer, size_t length,
SocketAddress address)
SocketAddress address) noexcept
{
int flags = 0;
#ifndef _WIN32