net: implement OpenBSD and NetBSD support & add stubs for other targets & cleanup

1 files changed, 27 insertions, 54 deletions

diff --git a/core/net/socket_windows.odin b/core/net/socket_windows.odin
index 6dd2f0458..4eea0ea65 100644
--- a/core/net/socket_windows.odin
+++ b/core/net/socket_windows.odin
@@ -24,59 +24,30 @@ import "core:c"
 import win "core:sys/windows"
 import "core:time"
 
-Socket_Option :: enum c.int {
-	// bool: Whether the address that this socket is bound to can be reused by other sockets.
-	//       This allows you to bypass the cooldown period if a program dies while the socket is bound.
-	Reuse_Address             = win.SO_REUSEADDR,
-
-	// bool: Whether other programs will be inhibited from binding the same endpoint as this socket.
-	Exclusive_Addr_Use        = win.SO_EXCLUSIVEADDRUSE,
-
-	// bool: When true, keepalive packets will be automatically be sent for this connection. TODO: verify this understanding
-	Keep_Alive                = win.SO_KEEPALIVE, 
-
-	// bool: When true, client connections will immediately be sent a TCP/IP RST response, rather than being accepted.
-	Conditional_Accept        = win.SO_CONDITIONAL_ACCEPT,
-
-	// bool: If true, when the socket is closed, but data is still waiting to be sent, discard that data.
-	Dont_Linger               = win.SO_DONTLINGER,
-
-	// bool: When true, 'out-of-band' data sent over the socket will be read by a normal net.recv() call, the same as normal 'in-band' data.
-	Out_Of_Bounds_Data_Inline = win.SO_OOBINLINE,   
-
-	// bool: When true, disables send-coalescing, therefore reducing latency.
-	TCP_Nodelay               = win.TCP_NODELAY, 
-
-	// win.LINGER: Customizes how long (if at all) the socket will remain open when there
-	// is some remaining data waiting to be sent, and net.close() is called.
-	Linger                    = win.SO_LINGER, 
-
-	// win.DWORD: The size, in bytes, of the OS-managed receive-buffer for this socket.
-	Receive_Buffer_Size       = win.SO_RCVBUF, 
-
-	// win.DWORD: The size, in bytes, of the OS-managed send-buffer for this socket.
-	Send_Buffer_Size          = win.SO_SNDBUF,
-
-	// win.DWORD: For blocking sockets, the time in milliseconds to wait for incoming data to be received, before giving up and returning .Timeout.
-	//            For non-blocking sockets, ignored.
-	//            Use a value of zero to potentially wait forever.
-	Receive_Timeout           = win.SO_RCVTIMEO,
-
-	// win.DWORD: For blocking sockets, the time in milliseconds to wait for outgoing data to be sent, before giving up and returning .Timeout.
-	//            For non-blocking sockets, ignored.
-	//            Use a value of zero to potentially wait forever.
-	Send_Timeout              = win.SO_SNDTIMEO,
-
-	// bool: Allow sending to, receiving from, and binding to, a broadcast address.
-	Broadcast                 = win.SO_BROADCAST, 
-}
-
-
-Shutdown_Manner :: enum c.int {
-	Receive = win.SD_RECEIVE,
-	Send    = win.SD_SEND,
-	Both    = win.SD_BOTH,
-}
+_SOCKET_OPTION_BROADCAST                 :: win.SO_BROADCAST
+_SOCKET_OPTION_REUSE_ADDRESS             :: win.SO_REUSEADDR
+_SOCKET_OPTION_KEEP_ALIVE                :: win.SO_KEEPALIVE
+_SOCKET_OPTION_OUT_OF_BOUNDS_DATA_INLINE :: win.SO_OOBINLINE
+_SOCKET_OPTION_LINGER                    :: win.SO_LINGER
+_SOCKET_OPTION_RECEIVE_BUFFER_SIZE       :: win.SO_RCVBUF
+_SOCKET_OPTION_SEND_BUFFER_SIZE          :: win.SO_SNDBUF
+_SOCKET_OPTION_RECEIVE_TIMEOUT           :: win.SO_RCVTIMEO
+_SOCKET_OPTION_SEND_TIMEOUT              :: win.SO_SNDTIMEO
+
+_SOCKET_OPTION_TCP_NODELAY :: win.TCP_NODELAY
+
+_SOCKET_OPTION_USE_LOOPBACK              :: -1
+_SOCKET_OPTION_REUSE_PORT                :: -1
+_SOCKET_OPTION_NO_SIGPIPE_FROM_EPIPE     :: -1
+_SOCKET_OPTION_REUSE_PORT_LOAD_BALANCING :: -1
+
+_SOCKET_OPTION_EXCLUSIVE_ADDR_USE :: win.SO_EXCLUSIVEADDRUSE
+_SOCKET_OPTION_CONDITIONAL_ACCEPT :: win.SO_CONDITIONAL_ACCEPT
+_SOCKET_OPTION_DONT_LINGER        :: win.SO_DONTLINGER
+
+_SHUTDOWN_MANNER_RECEIVE :: win.SD_RECEIVE
+_SHUTDOWN_MANNER_SEND    :: win.SD_SEND
+_SHUTDOWN_MANNER_BOTH    :: win.SD_BOTH
 
 @(init, private)
 ensure_winsock_initialized :: proc "contextless" () {
@@ -322,7 +293,7 @@ _set_option :: proc(s: Any_Socket, option: Socket_Option, value: any, loc := #ca
 	ptr: rawptr
 	len: c.int
 
-	switch option {
+	#partial switch option {
 	case
 		.Reuse_Address,
 		.Exclusive_Addr_Use,
@@ -383,6 +354,8 @@ _set_option :: proc(s: Any_Socket, option: Socket_Option, value: any, loc := #ca
 			}
 			ptr = &int_value
 			len = size_of(int_value)
+	case:
+		return .Invalid_Option
 	}
 
 	socket := any_socket_to_socket(s)