121 lines
4.6 KiB
C#
121 lines
4.6 KiB
C#
using System.Runtime.InteropServices;
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// Shared "walk a native array of owned-struct entries, convert to managed records, free the
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// native list" pattern — identical shape for vc_device_list/vc_channel_list/vc_user_list/
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// vc_stream_summary_list (all core-allocated, caller-freed; see voicecat.h's doc comments on
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// each). The matching vc_free_*_list call happens INSIDE each ToManaged here, immediately
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// after the conversion, so callers never need to remember to free anything themselves.
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namespace VoiceCat.Interop;
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internal static class Marshaling
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{
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public static List<DeviceInfo> ToManaged(ref VcDeviceListNative native)
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{
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var result = new List<DeviceInfo>((int)native.Count);
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int size = Marshal.SizeOf<VcDeviceNative>();
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for (nuint i = 0; i < native.Count; i++)
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{
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var raw = Marshal.PtrToStructure<VcDeviceNative>(native.Items + (int)i * size);
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result.Add(new DeviceInfo(
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Marshal.PtrToStringUTF8(raw.Id) ?? string.Empty,
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Marshal.PtrToStringUTF8(raw.Name) ?? string.Empty,
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raw.IsDefault != 0));
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}
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NativeMethods.vc_free_device_list(ref native);
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return result;
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}
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public static List<ChannelInfo> ToManaged(ref VcChannelListNative native)
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{
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var result = new List<ChannelInfo>((int)native.Count);
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int size = Marshal.SizeOf<VcChannelNative>();
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for (nuint i = 0; i < native.Count; i++)
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{
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var raw = Marshal.PtrToStructure<VcChannelNative>(native.Items + (int)i * size);
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result.Add(new ChannelInfo(
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raw.Id,
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raw.ParentId,
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Marshal.PtrToStringUTF8(raw.Name) ?? string.Empty,
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Marshal.PtrToStringUTF8(raw.Topic) ?? string.Empty,
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raw.PasswordProtected != 0,
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raw.MaxUsers));
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}
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NativeMethods.vc_free_channel_list(ref native);
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return result;
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}
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public static List<UserInfo> ToManaged(ref VcUserListNative native)
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{
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var result = new List<UserInfo>((int)native.Count);
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int size = Marshal.SizeOf<VcUserNative>();
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for (nuint i = 0; i < native.Count; i++)
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{
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var raw = Marshal.PtrToStructure<VcUserNative>(native.Items + (int)i * size);
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result.Add(new UserInfo(
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raw.Id,
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Marshal.PtrToStringUTF8(raw.Nickname) ?? string.Empty,
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raw.IsGuest != 0,
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raw.ChannelId,
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raw.SelfMicMuted != 0,
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raw.SelfDeafened != 0,
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raw.ServerMuted != 0,
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raw.ServerDeafened != 0));
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}
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NativeMethods.vc_free_user_list(ref native);
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return result;
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}
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public static List<StreamSummary> ToManaged(ref VcStreamSummaryListNative native)
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{
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var result = new List<StreamSummary>((int)native.Count);
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int size = Marshal.SizeOf<VcStreamSummaryNative>();
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for (nuint i = 0; i < native.Count; i++)
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{
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var raw = Marshal.PtrToStructure<VcStreamSummaryNative>(native.Items + (int)i * size);
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result.Add(new StreamSummary(
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raw.StreamId,
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raw.Kind,
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Marshal.PtrToStringUTF8(raw.Label) ?? string.Empty));
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}
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NativeMethods.vc_free_stream_summary_list(ref native);
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return result;
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}
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public static AudioConfigInfo ToManaged(in VcAudioConfigNative native) => new(
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native.Codec,
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native.Mode != 0,
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native.SampleRate,
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native.BitrateBps,
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native.FrameMs,
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native.Application,
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native.Fec != 0,
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native.ExpectedPacketLoss,
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native.Dtx != 0,
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native.Complexity);
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public static PermissionsInfo ToManaged(in VcPermissionsNative native) => new(
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native.CanCreateTempChannel != 0,
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native.CanKick != 0,
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native.CanBan != 0,
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native.CanMoveUsers != 0,
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native.CanAdminAccounts != 0,
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native.IsAdmin != 0);
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public static List<AccountInfo> ToManaged(ref VcAccountListNative native)
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{
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var result = new List<AccountInfo>((int)native.Count);
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int size = Marshal.SizeOf<VcAccountNative>();
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for (nuint i = 0; i < native.Count; i++)
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{
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var raw = Marshal.PtrToStructure<VcAccountNative>(native.Items + (int)i * size);
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result.Add(new AccountInfo(
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Marshal.PtrToStringUTF8(raw.Username) ?? string.Empty,
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raw.IsAdmin != 0,
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raw.CreatedAtUnixMs,
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raw.LastLoginUnixMs));
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}
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NativeMethods.vc_free_account_list(ref native);
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return result;
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}
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}
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