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|
#+build freebsd
package net
/*
Package net implements cross-platform Berkeley Sockets, DNS resolution and associated procedures.
For other protocols and their features, see subdirectories of this package.
*/
/*
Copyright 2022 Tetralux <tetraluxonpc@gmail.com>
Copyright 2022 Colin Davidson <colrdavidson@gmail.com>
Copyright 2022 Jeroen van Rijn <nom@duclavier.com>.
Copyright 2024 Feoramund <rune@swevencraft.org>.
Made available under Odin's BSD-3 license.
List of contributors:
Tetralux: Initial implementation
Colin Davidson: Linux platform code, OSX platform code, Odin-native DNS resolver
Jeroen van Rijn: Cross platform unification, code style, documentation
Feoramund: FreeBSD platform code
*/
import "core:reflect"
import "core:sys/freebsd"
@(private="file", thread_local)
_last_error: freebsd.Errno
_last_platform_error :: proc() -> i32 {
return i32(_last_error)
}
_last_platform_error_string :: proc() -> string {
description, _ := reflect.enum_name_from_value(_last_error)
return description
}
_set_last_platform_error :: proc(err: i32) {
_last_error = freebsd.Errno(err)
}
_create_socket_error :: proc(errno: freebsd.Errno) -> Create_Socket_Error {
assert(errno != nil)
_last_error = errno
#partial switch errno {
case .EMFILE, .ENFILE, .ENOBUFS, .EPROTONOSUPPORT:
return .Insufficient_Resources
case .EAFNOSUPPORT, .EPROTOTYPE:
return .Invalid_Argument
case .EACCES, .EPERM:
return .Insufficient_Permissions
case:
return .Unknown
}
}
_dial_error :: proc(errno: freebsd.Errno) -> Dial_Error {
assert(errno != nil)
_last_error = errno
#partial switch errno {
case .EBADF, .EINVAL, .ENOTSOCK, .EADDRNOTAVAIL, .EAFNOSUPPORT, .EFAULT, .EAGAIN:
return .Invalid_Argument
case .EISCONN:
return .Already_Connected
case .EALREADY:
return .Already_Connecting
case .EADDRINUSE:
return .Address_In_Use
case .ENETUNREACH:
return .Network_Unreachable
case .EHOSTUNREACH:
return .Host_Unreachable
case .ECONNREFUSED:
return .Refused
case .ECONNRESET:
return .Reset
case .ETIMEDOUT:
return .Timeout
case .EINPROGRESS:
return .Would_Block
case .EINTR:
return .Interrupted
case .EACCES:
return .Broadcast_Not_Supported
case:
return .Unknown
}
}
_bind_error :: proc(errno: freebsd.Errno) -> Bind_Error {
assert(errno != nil)
_last_error = errno
#partial switch errno {
case .EAGAIN, .ENOTSOCK, .EADDRNOTAVAIL, .EAFNOSUPPORT, .EFAULT:
return .Insufficient_Resources
case .EBADF:
return .Invalid_Argument
case .EINVAL:
return .Already_Bound
case .EACCES:
return .Insufficient_Permissions_For_Address
case .EADDRINUSE:
return .Address_In_Use
case:
return .Unknown
}
}
_listen_error :: proc(errno: freebsd.Errno) -> Listen_Error {
assert(errno != nil)
_last_error = errno
#partial switch errno {
case .EBADF, .ENOTSOCK:
return .Invalid_Argument
case .EDESTADDRREQ, .EOPNOTSUPP:
return .Unsupported_Socket
case .EINVAL:
return .Already_Connected
case:
return .Unknown
}
}
_accept_error :: proc(errno: freebsd.Errno) -> Accept_Error {
assert(errno != nil)
_last_error = errno
#partial switch errno {
case .EMFILE, .ENFILE:
return .Insufficient_Resources
case .EBADF, .ENOTSOCK, .EFAULT:
return .Invalid_Argument
case .EINVAL:
return .Not_Listening
case .ECONNABORTED:
return .Aborted
case .EWOULDBLOCK:
return .Would_Block
case .EINTR:
return .Interrupted
case:
return .Unknown
}
}
_tcp_recv_error :: proc(errno: freebsd.Errno) -> TCP_Recv_Error {
assert(errno != nil)
_last_error = errno
#partial switch errno {
case .EBADF, .ENOTSOCK, .EFAULT:
return .Invalid_Argument
case .ENOTCONN:
return .Not_Connected
case .ECONNRESET:
return .Connection_Closed
case .ETIMEDOUT:
return .Timeout
case .EAGAIN:
return .Would_Block
case .EINTR:
return .Interrupted
case:
return .Unknown
}
}
_udp_recv_error :: proc(errno: freebsd.Errno) -> UDP_Recv_Error {
assert(errno != nil)
_last_error = errno
#partial switch errno {
case .EBADF, .ENOTSOCK, .EFAULT:
return .Invalid_Argument
case .ECONNRESET, .ENOTCONN:
return .Connection_Refused
case .ETIMEDOUT:
return .Timeout
case .EAGAIN:
return .Would_Block
case .EINTR:
return .Interrupted
case:
return .Unknown
}
}
_tcp_send_error :: proc(errno: freebsd.Errno) -> TCP_Send_Error {
assert(errno != nil)
_last_error = errno
#partial switch errno {
case .EBADF, .EACCES, .ENOTSOCK, .EFAULT, .EMSGSIZE:
return .Invalid_Argument
case .ENOBUFS:
return .Insufficient_Resources
case .ECONNRESET, .EPIPE:
return .Connection_Closed
case .ENOTCONN:
return .Not_Connected
case .EHOSTUNREACH:
return .Host_Unreachable
case .EHOSTDOWN:
return .Host_Unreachable
case .ENETDOWN:
return .Network_Unreachable
case .EAGAIN:
return .Would_Block
case .EINTR:
return .Interrupted
case:
return .Unknown
}
}
_udp_send_error :: proc(errno: freebsd.Errno) -> UDP_Send_Error {
assert(errno != nil)
_last_error = errno
#partial switch errno {
case .EBADF, .EACCES, .ENOTSOCK, .EFAULT, .EMSGSIZE:
return .Invalid_Argument
case .ENOBUFS:
return .Insufficient_Resources
case .ECONNRESET, .EPIPE:
return .Connection_Refused
case .EHOSTUNREACH:
return .Host_Unreachable
case .EHOSTDOWN:
return .Host_Unreachable
case .ENETDOWN:
return .Network_Unreachable
case .EAGAIN:
return .Would_Block
case .EINTR:
return .Interrupted
case:
return .Unknown
}
}
_shutdown_error :: proc(errno: freebsd.Errno) -> Shutdown_Error {
assert(errno != nil)
_last_error = errno
#partial switch errno {
case .EBADF, .EINVAL, .ENOTSOCK, .ENOTCONN:
return .Invalid_Argument
case:
return .Unknown
}
}
_socket_info_error :: proc(errno: freebsd.Errno) -> Socket_Info_Error {
assert(errno != nil)
_last_error = errno
#partial switch errno {
case .EBADF, .ENOTSOCK, .EINVAL, .EFAULT:
return .Invalid_Argument
case .ENOTCONN:
return .Network_Unreachable
case .ECONNRESET:
return .Connection_Closed
case .ENOBUFS:
return .Insufficient_Resources
case:
return .Unknown
}
}
_socket_option_error :: proc(errno: freebsd.Errno) -> Socket_Option_Error {
assert(errno != nil)
_last_error = errno
#partial switch errno {
case .ENOMEM, .ENOBUFS:
return .Insufficient_Resources
case .EBADF, .ENOTSOCK:
return .Invalid_Socket
case .ENOPROTOOPT:
return .Invalid_Option
case .EINVAL, .EFAULT:
return .Invalid_Value
case:
return .Unknown
}
}
_set_blocking_error :: proc(errno: freebsd.Errno) -> Set_Blocking_Error {
assert(errno != nil)
_last_error = errno
#partial switch errno {
case .EBADF, .ENOTTY:
return .Invalid_Argument
case:
return .Unknown
}
}
|
