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const std = @import("std");
const uefi = std.os.uefi;
const Guid = uefi.Guid;
const Event = uefi.Event;
const Status = uefi.Status;
const Time = uefi.Time;
const Ip6 = uefi.protocol.Ip6;
const ManagedNetworkConfigData = uefi.protocol.ManagedNetwork.Config;
const SimpleNetwork = uefi.protocol.SimpleNetwork;
const cc = uefi.cc;
const Error = Status.Error;
pub const Udp6 = extern struct {
_get_mode_data: *const fn (*const Udp6, ?*Config, ?*Ip6.Mode, ?*ManagedNetworkConfigData, ?*SimpleNetwork) callconv(cc) Status,
_configure: *const fn (*const Udp6, ?*const Config) callconv(cc) Status,
_groups: *const fn (*const Udp6, bool, ?*const Ip6.Address) callconv(cc) Status,
_transmit: *const fn (*const Udp6, *CompletionToken) callconv(cc) Status,
_receive: *const fn (*const Udp6, *CompletionToken) callconv(cc) Status,
_cancel: *const fn (*const Udp6, ?*CompletionToken) callconv(cc) Status,
_poll: *const fn (*const Udp6) callconv(cc) Status,
pub const GetModeDataError = uefi.UnexpectedError || error{
NotStarted,
InvalidParameter,
};
pub const ConfigureError = uefi.UnexpectedError || error{
NoMapping,
InvalidParameter,
AlreadyStarted,
AccessDenied,
OutOfResources,
DeviceError,
};
pub const GroupsError = uefi.UnexpectedError || error{
NotStarted,
OutOfResources,
InvalidParameter,
AlreadyStarted,
NotFound,
DeviceError,
};
pub const TransmitError = uefi.UnexpectedError || error{
NotStarted,
NoMapping,
InvalidParameter,
AccessDenied,
NotReady,
OutOfResources,
NotFound,
BadBufferSize,
NoMedia,
};
pub const ReceiveError = uefi.UnexpectedError || error{
NotStarted,
NoMapping,
InvalidParameter,
OutOfResources,
DeviceError,
AccessDenied,
NotReady,
NoMedia,
};
pub const CancelError = uefi.UnexpectedError || error{
InvalidParameter,
NotStarted,
NotFound,
};
pub const PollError = uefi.UnexpectedError || error{
InvalidParameter,
DeviceError,
Timeout,
};
pub fn getModeData(self: *const Udp6) GetModeDataError!ModeData {
var data: ModeData = undefined;
switch (self._get_mode_data(
self,
&data.udp6_config_data,
&data.ip6_mode_data,
&data.mnp_config_data,
&data.snp_mode_data,
)) {
.success => return data,
.not_started => return Error.NotStarted,
.invalid_parameter => return Error.InvalidParameter,
else => |status| return uefi.unexpectedStatus(status),
}
}
pub fn configure(self: *Udp6, udp6_config_data: ?*const Config) ConfigureError!void {
switch (self._configure(self, udp6_config_data)) {
.success => {},
.no_mapping => return Error.NoMapping,
.invalid_parameter => return Error.InvalidParameter,
.already_started => return Error.AlreadyStarted,
.access_denied => return Error.AccessDenied,
.out_of_resources => return Error.OutOfResources,
.device_error => return Error.DeviceError,
else => |status| return uefi.unexpectedStatus(status),
}
}
pub fn groups(
self: *Udp6,
join_flag: JoinFlag,
multicast_address: ?*const Ip6.Address,
) GroupsError!void {
switch (self._groups(
self,
// set to TRUE to join a multicast group
join_flag == .join,
multicast_address,
)) {
.success => {},
.not_started => return Error.NotStarted,
.out_of_resources => return Error.OutOfResources,
.invalid_parameter => return Error.InvalidParameter,
.already_started => return Error.AlreadyStarted,
.not_found => return Error.NotFound,
.device_error => return Error.DeviceError,
else => |status| return uefi.unexpectedStatus(status),
}
}
pub fn transmit(self: *Udp6, token: *CompletionToken) TransmitError!void {
switch (self._transmit(self, token)) {
.success => {},
.not_started => return Error.NotStarted,
.no_mapping => return Error.NoMapping,
.invalid_parameter => return Error.InvalidParameter,
.access_denied => return Error.AccessDenied,
.not_ready => return Error.NotReady,
.out_of_resources => return Error.OutOfResources,
.not_found => return Error.NotFound,
.bad_buffer_size => return Error.BadBufferSize,
.no_media => return Error.NoMedia,
else => |status| return uefi.unexpectedStatus(status),
}
}
pub fn receive(self: *Udp6, token: *CompletionToken) ReceiveError!void {
switch (self._receive(self, token)) {
.success => {},
.not_started => return Error.NotStarted,
.no_mapping => return Error.NoMapping,
.invalid_parameter => return Error.InvalidParameter,
.out_of_resources => return Error.OutOfResources,
.device_error => return Error.DeviceError,
.access_denied => return Error.AccessDenied,
.not_ready => return Error.NotReady,
.no_media => return Error.NoMedia,
else => |status| return uefi.unexpectedStatus(status),
}
}
pub fn cancel(self: *Udp6, token: ?*CompletionToken) CancelError!void {
switch (self._cancel(self, token)) {
.success => {},
.invalid_parameter => return Error.InvalidParameter,
.not_started => return Error.NotStarted,
.not_found => return Error.NotFound,
else => |status| return uefi.unexpectedStatus(status),
}
}
pub fn poll(self: *Udp6) PollError!void {
switch (self._poll(self)) {
.success => {},
.invalid_parameter => return Error.InvalidParameter,
.device_error => return Error.DeviceError,
.timeout => return Error.Timeout,
else => |status| return uefi.unexpectedStatus(status),
}
}
pub const guid align(8) = uefi.Guid{
.time_low = 0x4f948815,
.time_mid = 0xb4b9,
.time_high_and_version = 0x43cb,
.clock_seq_high_and_reserved = 0x8a,
.clock_seq_low = 0x33,
.node = [_]u8{ 0x90, 0xe0, 0x60, 0xb3, 0x49, 0x55 },
};
pub const JoinFlag = enum {
join,
leave,
};
pub const ModeData = struct {
udp6_config_data: Config,
ip6_mode_data: Ip6.Mode,
mnp_config_data: ManagedNetworkConfigData,
snp_mode_data: SimpleNetwork,
};
pub const Config = extern struct {
accept_promiscuous: bool,
accept_any_port: bool,
allow_duplicate_port: bool,
traffic_class: u8,
hop_limit: u8,
receive_timeout: u32,
transmit_timeout: u32,
station_address: Ip6.Address,
station_port: u16,
remote_address: Ip6.Address,
remote_port: u16,
};
pub const CompletionToken = extern struct {
event: Event,
status: usize,
packet: extern union {
rx_data: *ReceiveData,
tx_data: *TransmitData,
},
};
pub const ReceiveData = extern struct {
timestamp: Time,
recycle_signal: Event,
udp6_session: SessionData,
data_length: u32,
fragment_count: u32,
pub fn getFragments(self: *ReceiveData) []Fragment {
return @as([*]Fragment, @ptrCast(@alignCast(@as([*]u8, @ptrCast(self)) + @sizeOf(ReceiveData))))[0..self.fragment_count];
}
};
pub const TransmitData = extern struct {
udp6_session_data: ?*SessionData,
data_length: u32,
fragment_count: u32,
pub fn getFragments(self: *TransmitData) []Fragment {
return @as([*]Fragment, @ptrCast(@alignCast(@as([*]u8, @ptrCast(self)) + @sizeOf(TransmitData))))[0..self.fragment_count];
}
};
pub const SessionData = extern struct {
source_address: Ip6.Address,
source_port: u16,
destination_address: Ip6.Address,
destination_port: u16,
};
pub const Fragment = extern struct {
fragment_length: u32,
fragment_buffer: [*]u8,
};
};
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