CCommand (opaque wrapper around Command for C)

crates/servicepoint_binding_c/examples/lang_c/include/servicepoint.h

@@ -137,6 +137,11 @@ typedef struct sp_CBitVec sp_CBitVec;
  */
 typedef struct sp_CBrightnessGrid sp_CBrightnessGrid;
 
+/**
+ * Opaque struct needed for correct code generation.
+ */
+typedef struct sp_CCommand sp_CCommand;
+
 /**
  * A C-wrapper for grid containing codepage 437 characters.
  *
@@ -588,7 +593,7 @@ size_t sp_brightness_grid_width(const struct sp_CBrightnessGrid *this_);
  * - the returned `Command` instance is freed in some way, either by using a consuming function or
  *   by explicitly calling `sp_command_dealloc`.
  */
-struct sp_Command *sp_command_bitmap_linear(sp_Offset offset,
+struct sp_CCommand *sp_command_bitmap_linear(sp_Offset offset,
                                              struct sp_CBitVec *bit_vec,
                                              sp_CompressionCode compression);
 
@@ -606,7 +611,7 @@ struct sp_Command *sp_command_bitmap_linear(sp_Offset offset,
  * - the returned `Command` instance is freed in some way, either by using a consuming function or
  *   by explicitly calling `sp_command_dealloc`.
  */
-struct sp_Command *sp_command_bitmap_linear_and(sp_Offset offset,
+struct sp_CCommand *sp_command_bitmap_linear_and(sp_Offset offset,
                                                  struct sp_CBitVec *bit_vec,
                                                  sp_CompressionCode compression);
 
@@ -624,7 +629,7 @@ struct sp_Command *sp_command_bitmap_linear_and(sp_Offset offset,
  * - the returned `Command` instance is freed in some way, either by using a consuming function or
  *   by explicitly calling `sp_command_dealloc`.
  */
-struct sp_Command *sp_command_bitmap_linear_or(sp_Offset offset,
+struct sp_CCommand *sp_command_bitmap_linear_or(sp_Offset offset,
                                                 struct sp_CBitVec *bit_vec,
                                                 sp_CompressionCode compression);
 
@@ -642,7 +647,7 @@ struct sp_Command *sp_command_bitmap_linear_or(sp_Offset offset,
  * - the returned `Command` instance is freed in some way, either by using a consuming function or
  *   by explicitly calling `sp_command_dealloc`.
  */
-struct sp_Command *sp_command_bitmap_linear_win(size_t x,
+struct sp_CCommand *sp_command_bitmap_linear_win(size_t x,
                                                  size_t y,
                                                  struct sp_PixelGrid *pixel_grid,
                                                  sp_CompressionCode compression_code);
@@ -661,7 +666,7 @@ struct sp_Command *sp_command_bitmap_linear_win(size_t x,
  * - the returned `Command` instance is freed in some way, either by using a consuming function or
  *   by explicitly calling `sp_command_dealloc`.
  */
-struct sp_Command *sp_command_bitmap_linear_xor(sp_Offset offset,
+struct sp_CCommand *sp_command_bitmap_linear_xor(sp_Offset offset,
                                                  struct sp_CBitVec *bit_vec,
                                                  sp_CompressionCode compression);
 
@@ -680,7 +685,7 @@ struct sp_Command *sp_command_bitmap_linear_xor(sp_Offset offset,
  * - the returned `Command` instance is freed in some way, either by using a consuming function or
  *   by explicitly calling `sp_command_dealloc`.
  */
-struct sp_Command *sp_command_brightness(uint8_t brightness);
+struct sp_CCommand *sp_command_brightness(uint8_t brightness);
 
 /**
  * Allocates a new `Command::CharBrightness` instance.
@@ -695,7 +700,7 @@ struct sp_Command *sp_command_brightness(uint8_t brightness);
  * - the returned `Command` instance is freed in some way, either by using a consuming function or
  *   by explicitly calling `sp_command_dealloc`.
  */
-struct sp_Command *sp_command_char_brightness(size_t x,
+struct sp_CCommand *sp_command_char_brightness(size_t x,
                                                size_t y,
                                                struct sp_CBrightnessGrid *byte_grid);
 
@@ -709,7 +714,7 @@ struct sp_Command *sp_command_char_brightness(size_t x,
  * - the returned `Command` instance is freed in some way, either by using a consuming function or
  *   by explicitly calling `sp_command_dealloc`.
  */
-struct sp_Command *sp_command_clear(void);
+struct sp_CCommand *sp_command_clear(void);
 
 /**
  * Clones a `Command` instance.
@@ -723,7 +728,7 @@ struct sp_Command *sp_command_clear(void);
  * - the returned `Command` instance is freed in some way, either by using a consuming function or
  *   by explicitly calling `sp_command_dealloc`.
  */
-struct sp_Command *sp_command_clone(const struct sp_Command *original);
+struct sp_CCommand *sp_command_clone(const struct sp_CCommand *original);
 
 /**
  * Allocates a new `Command::Cp437Data` instance.
@@ -738,7 +743,7 @@ struct sp_Command *sp_command_clone(const struct sp_Command *original);
  * - the returned `Command` instance is freed in some way, either by using a consuming function or
  *   by explicitly calling `sp_command_dealloc`.
  */
-struct sp_Command *sp_command_cp437_data(size_t x,
+struct sp_CCommand *sp_command_cp437_data(size_t x,
                                           size_t y,
                                           struct sp_CCp437Grid *byte_grid);
 
@@ -753,7 +758,7 @@ struct sp_Command *sp_command_cp437_data(size_t x,
  * - `this` is not used concurrently or after this call
  * - `this` was not passed to another consuming function, e.g. to create a `Packet`
  */
-void sp_command_dealloc(struct sp_Command *ptr);
+void sp_command_dealloc(struct sp_CCommand *ptr);
 
 /**
  * Allocates a new `Command::FadeOut` instance.
@@ -765,7 +770,7 @@ void sp_command_dealloc(struct sp_Command *ptr);
  * - the returned `Command` instance is freed in some way, either by using a consuming function or
  *   by explicitly calling `sp_command_dealloc`.
  */
-struct sp_Command *sp_command_fade_out(void);
+struct sp_CCommand *sp_command_fade_out(void);
 
 /**
  * Allocates a new `Command::HardReset` instance.
@@ -777,7 +782,7 @@ struct sp_Command *sp_command_fade_out(void);
  * - the returned `Command` instance is freed in some way, either by using a consuming function or
  *   by explicitly calling `sp_command_dealloc`.
  */
-struct sp_Command *sp_command_hard_reset(void);
+struct sp_CCommand *sp_command_hard_reset(void);
 
 /**
  * Tries to turn a `Packet` into a `Command`. The packet is deallocated in the process.
@@ -794,7 +799,7 @@ struct sp_Command *sp_command_hard_reset(void);
  * - the returned `Command` instance is freed in some way, either by using a consuming function or
  *   by explicitly calling `sp_command_dealloc`.
  */
-struct sp_Command *sp_command_try_from_packet(struct sp_Packet *packet);
+struct sp_CCommand *sp_command_try_from_packet(struct sp_Packet *packet);
 
 /**
  * Closes and deallocates a `Connection`.

crates/servicepoint_binding_c/examples/lang_c/src/main.c

@@ -9,7 +9,7 @@ int main(void) {
     sp_PixelGrid *pixels = sp_pixel_grid_new(sp_PIXEL_WIDTH, sp_PIXEL_HEIGHT);
     sp_pixel_grid_fill(pixels, true);
 
-    sp_Command *command = sp_command_bitmap_linear_win(0, 0, pixels, Uncompressed);
+    sp_CCommand *command = sp_command_bitmap_linear_win(0, 0, pixels, Uncompressed);
     sp_Packet *packet = sp_packet_from_command(command);
     if (!sp_connection_send(connection, packet))
         return 1;

crates/servicepoint_binding_c/src/command.rs

@@ -12,6 +12,15 @@ use crate::bit_vec::CBitVec;
 use crate::brightness_grid::CBrightnessGrid;
 use crate::cp437_grid::CCp437Grid;
 
+/// Opaque struct needed for correct code generation.
+pub struct CCommand(pub(crate) Command);
+
+impl Clone for CCommand {
+    fn clone(&self) -> Self {
+        CCommand(self.0.clone())
+    }
+}
+
 /// Tries to turn a `Packet` into a `Command`. The packet is deallocated in the process.
 ///
 /// Returns: pointer to new `Command` instance or NULL
@@ -28,11 +37,11 @@ use crate::cp437_grid::CCp437Grid;
 #[no_mangle]
 pub unsafe extern "C" fn sp_command_try_from_packet(
     packet: *mut Packet,
-) -> *mut Command {
+) -> *mut CCommand {
     let packet = *Box::from_raw(packet);
     match Command::try_from(packet) {
         Err(_) => null_mut(),
-        Ok(command) => Box::into_raw(Box::new(command)),
+        Ok(command) => Box::into_raw(Box::new(CCommand(command))),
     }
 }
 
@@ -48,8 +57,8 @@ pub unsafe extern "C" fn sp_command_try_from_packet(
 ///   by explicitly calling `sp_command_dealloc`.
 #[no_mangle]
 pub unsafe extern "C" fn sp_command_clone(
-    original: *const Command,
+    original: *const CCommand,
-) -> *mut Command {
+) -> *mut CCommand {
     Box::into_raw(Box::new((*original).clone()))
 }
 
@@ -62,8 +71,8 @@ pub unsafe extern "C" fn sp_command_clone(
 /// - the returned `Command` instance is freed in some way, either by using a consuming function or
 ///   by explicitly calling `sp_command_dealloc`.
 #[no_mangle]
-pub unsafe extern "C" fn sp_command_clear() -> *mut Command {
+pub unsafe extern "C" fn sp_command_clear() -> *mut CCommand {
-    Box::into_raw(Box::new(Command::Clear))
+    Box::into_raw(Box::new(CCommand(Command::Clear)))
 }
 
 /// Allocates a new `Command::HardReset` instance.
@@ -75,8 +84,8 @@ pub unsafe extern "C" fn sp_command_clear() -> *mut Command {
 /// - the returned `Command` instance is freed in some way, either by using a consuming function or
 ///   by explicitly calling `sp_command_dealloc`.
 #[no_mangle]
-pub unsafe extern "C" fn sp_command_hard_reset() -> *mut Command {
+pub unsafe extern "C" fn sp_command_hard_reset() -> *mut CCommand {
-    Box::into_raw(Box::new(Command::HardReset))
+    Box::into_raw(Box::new(CCommand(Command::HardReset)))
 }
 
 /// Allocates a new `Command::FadeOut` instance.
@@ -88,8 +97,8 @@ pub unsafe extern "C" fn sp_command_hard_reset() -> *mut Command {
 /// - the returned `Command` instance is freed in some way, either by using a consuming function or
 ///   by explicitly calling `sp_command_dealloc`.
 #[no_mangle]
-pub unsafe extern "C" fn sp_command_fade_out() -> *mut Command {
+pub unsafe extern "C" fn sp_command_fade_out() -> *mut CCommand {
-    Box::into_raw(Box::new(Command::FadeOut))
+    Box::into_raw(Box::new(CCommand(Command::FadeOut)))
 }
 
 /// Allocates a new `Command::Brightness` instance for setting the brightness of all tiles to the
@@ -106,10 +115,12 @@ pub unsafe extern "C" fn sp_command_fade_out() -> *mut Command {
 /// - the returned `Command` instance is freed in some way, either by using a consuming function or
 ///   by explicitly calling `sp_command_dealloc`.
 #[no_mangle]
-pub unsafe extern "C" fn sp_command_brightness(brightness: u8) -> *mut Command {
+pub unsafe extern "C" fn sp_command_brightness(
+    brightness: u8,
+) -> *mut CCommand {
     let brightness =
         Brightness::try_from(brightness).expect("invalid brightness");
-    Box::into_raw(Box::new(Command::Brightness(brightness)))
+    Box::into_raw(Box::new(CCommand(Command::Brightness(brightness))))
 }
 
 /// Allocates a new `Command::CharBrightness` instance.
@@ -128,12 +139,12 @@ pub unsafe extern "C" fn sp_command_char_brightness(
     x: usize,
     y: usize,
     byte_grid: *mut CBrightnessGrid,
-) -> *mut Command {
+) -> *mut CCommand {
     let byte_grid = *Box::from_raw(byte_grid);
-    Box::into_raw(Box::new(Command::CharBrightness(
+    Box::into_raw(Box::new(CCommand(Command::CharBrightness(
         Origin::new(x, y),
         byte_grid.0,
-    )))
+    ))))
 }
 
 /// Allocates a new `Command::BitmapLinear` instance.
@@ -153,13 +164,13 @@ pub unsafe extern "C" fn sp_command_bitmap_linear(
     offset: Offset,
     bit_vec: *mut CBitVec,
     compression: CompressionCode,
-) -> *mut Command {
+) -> *mut CCommand {
     let bit_vec = *Box::from_raw(bit_vec);
-    Box::into_raw(Box::new(Command::BitmapLinear(
+    Box::into_raw(Box::new(CCommand(Command::BitmapLinear(
         offset,
         bit_vec.into(),
         compression,
-    )))
+    ))))
 }
 
 /// Allocates a new `Command::BitmapLinearAnd` instance.
@@ -179,13 +190,13 @@ pub unsafe extern "C" fn sp_command_bitmap_linear_and(
     offset: Offset,
     bit_vec: *mut CBitVec,
     compression: CompressionCode,
-) -> *mut Command {
+) -> *mut CCommand {
     let bit_vec = *Box::from_raw(bit_vec);
-    Box::into_raw(Box::new(Command::BitmapLinearAnd(
+    Box::into_raw(Box::new(CCommand(Command::BitmapLinearAnd(
         offset,
         bit_vec.into(),
         compression,
-    )))
+    ))))
 }
 
 /// Allocates a new `Command::BitmapLinearOr` instance.
@@ -205,13 +216,13 @@ pub unsafe extern "C" fn sp_command_bitmap_linear_or(
     offset: Offset,
     bit_vec: *mut CBitVec,
     compression: CompressionCode,
-) -> *mut Command {
+) -> *mut CCommand {
     let bit_vec = *Box::from_raw(bit_vec);
-    Box::into_raw(Box::new(Command::BitmapLinearOr(
+    Box::into_raw(Box::new(CCommand(Command::BitmapLinearOr(
         offset,
         bit_vec.into(),
         compression,
-    )))
+    ))))
 }
 
 /// Allocates a new `Command::BitmapLinearXor` instance.
@@ -231,13 +242,13 @@ pub unsafe extern "C" fn sp_command_bitmap_linear_xor(
     offset: Offset,
     bit_vec: *mut CBitVec,
     compression: CompressionCode,
-) -> *mut Command {
+) -> *mut CCommand {
     let bit_vec = *Box::from_raw(bit_vec);
-    Box::into_raw(Box::new(Command::BitmapLinearXor(
+    Box::into_raw(Box::new(CCommand(Command::BitmapLinearXor(
         offset,
         bit_vec.into(),
         compression,
-    )))
+    ))))
 }
 
 /// Allocates a new `Command::Cp437Data` instance.
@@ -256,9 +267,12 @@ pub unsafe extern "C" fn sp_command_cp437_data(
     x: usize,
     y: usize,
     byte_grid: *mut CCp437Grid,
-) -> *mut Command {
+) -> *mut CCommand {
     let byte_grid = *Box::from_raw(byte_grid);
-    Box::into_raw(Box::new(Command::Cp437Data(Origin::new(x, y), byte_grid.0)))
+    Box::into_raw(Box::new(CCommand(Command::Cp437Data(
+        Origin::new(x, y),
+        byte_grid.0,
+    ))))
 }
 
 /// Allocates a new `Command::BitmapLinearWin` instance.
@@ -279,13 +293,13 @@ pub unsafe extern "C" fn sp_command_bitmap_linear_win(
     y: usize,
     pixel_grid: *mut PixelGrid,
     compression_code: CompressionCode,
-) -> *mut Command {
+) -> *mut CCommand {
     let byte_grid = *Box::from_raw(pixel_grid);
-    Box::into_raw(Box::new(Command::BitmapLinearWin(
+    Box::into_raw(Box::new(CCommand(Command::BitmapLinearWin(
         Origin::new(x, y),
         byte_grid,
         compression_code,
-    )))
+    ))))
 }
 
 /// Deallocates a `Command`.
@@ -298,6 +312,6 @@ pub unsafe extern "C" fn sp_command_bitmap_linear_win(
 /// - `this` is not used concurrently or after this call
 /// - `this` was not passed to another consuming function, e.g. to create a `Packet`
 #[no_mangle]
-pub unsafe extern "C" fn sp_command_dealloc(ptr: *mut Command) {
+pub unsafe extern "C" fn sp_command_dealloc(ptr: *mut CCommand) {
     _ = Box::from_raw(ptr);
 }

crates/servicepoint_binding_c/src/packet.rs

@@ -4,7 +4,8 @@
 
 use std::ptr::null_mut;
 
-use servicepoint::{Command, Packet};
+use crate::command::CCommand;
+use servicepoint::Packet;
 
 /// Turns a `Command` into a `Packet`.
 /// The `Command` gets consumed.
@@ -19,10 +20,10 @@ use servicepoint::{Command, Packet};
 ///   by explicitly calling `sp_packet_dealloc`.
 #[no_mangle]
 pub unsafe extern "C" fn sp_packet_from_command(
-    command: *mut Command,
+    command: *mut CCommand,
 ) -> *mut Packet {
     let command = *Box::from_raw(command);
-    let packet = command.into();
+    let packet = command.0.into();
     Box::into_raw(Box::new(packet))
 }
 

crates/servicepoint_binding_cs/ServicePoint/BindGen/ServicePoint.g.cs

@@ -561,7 +561,7 @@ namespace ServicePoint.BindGen
         ///    by explicitly calling `sp_command_dealloc`.
         /// </summary>
         [DllImport(__DllName, EntryPoint = "sp_command_try_from_packet", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
-        public static extern Command* sp_command_try_from_packet(Packet* packet);
+        public static extern CCommand* sp_command_try_from_packet(Packet* packet);
 
         /// <summary>
         ///  Clones a `Command` instance.
@@ -576,7 +576,7 @@ namespace ServicePoint.BindGen
         ///    by explicitly calling `sp_command_dealloc`.
         /// </summary>
         [DllImport(__DllName, EntryPoint = "sp_command_clone", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
-        public static extern Command* sp_command_clone(Command* original);
+        public static extern CCommand* sp_command_clone(CCommand* original);
 
         /// <summary>
         ///  Allocates a new `Command::Clear` instance.
@@ -589,7 +589,7 @@ namespace ServicePoint.BindGen
         ///    by explicitly calling `sp_command_dealloc`.
         /// </summary>
         [DllImport(__DllName, EntryPoint = "sp_command_clear", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
-        public static extern Command* sp_command_clear();
+        public static extern CCommand* sp_command_clear();
 
         /// <summary>
         ///  Allocates a new `Command::HardReset` instance.
@@ -602,7 +602,7 @@ namespace ServicePoint.BindGen
         ///    by explicitly calling `sp_command_dealloc`.
         /// </summary>
         [DllImport(__DllName, EntryPoint = "sp_command_hard_reset", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
-        public static extern Command* sp_command_hard_reset();
+        public static extern CCommand* sp_command_hard_reset();
 
         /// <summary>
         ///  Allocates a new `Command::FadeOut` instance.
@@ -615,7 +615,7 @@ namespace ServicePoint.BindGen
         ///    by explicitly calling `sp_command_dealloc`.
         /// </summary>
         [DllImport(__DllName, EntryPoint = "sp_command_fade_out", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
-        public static extern Command* sp_command_fade_out();
+        public static extern CCommand* sp_command_fade_out();
 
         /// <summary>
         ///  Allocates a new `Command::Brightness` instance for setting the brightness of all tiles to the
@@ -633,7 +633,7 @@ namespace ServicePoint.BindGen
         ///    by explicitly calling `sp_command_dealloc`.
         /// </summary>
         [DllImport(__DllName, EntryPoint = "sp_command_brightness", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
-        public static extern Command* sp_command_brightness(byte brightness);
+        public static extern CCommand* sp_command_brightness(byte brightness);
 
         /// <summary>
         ///  Allocates a new `Command::CharBrightness` instance.
@@ -649,7 +649,7 @@ namespace ServicePoint.BindGen
         ///    by explicitly calling `sp_command_dealloc`.
         /// </summary>
         [DllImport(__DllName, EntryPoint = "sp_command_char_brightness", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
-        public static extern Command* sp_command_char_brightness(nuint x, nuint y, CBrightnessGrid* byte_grid);
+        public static extern CCommand* sp_command_char_brightness(nuint x, nuint y, CBrightnessGrid* byte_grid);
 
         /// <summary>
         ///  Allocates a new `Command::BitmapLinear` instance.
@@ -666,7 +666,7 @@ namespace ServicePoint.BindGen
         ///    by explicitly calling `sp_command_dealloc`.
         /// </summary>
         [DllImport(__DllName, EntryPoint = "sp_command_bitmap_linear", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
-        public static extern Command* sp_command_bitmap_linear(nuint offset, CBitVec* bit_vec, CompressionCode compression);
+        public static extern CCommand* sp_command_bitmap_linear(nuint offset, CBitVec* bit_vec, CompressionCode compression);
 
         /// <summary>
         ///  Allocates a new `Command::BitmapLinearAnd` instance.
@@ -683,7 +683,7 @@ namespace ServicePoint.BindGen
         ///    by explicitly calling `sp_command_dealloc`.
         /// </summary>
         [DllImport(__DllName, EntryPoint = "sp_command_bitmap_linear_and", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
-        public static extern Command* sp_command_bitmap_linear_and(nuint offset, CBitVec* bit_vec, CompressionCode compression);
+        public static extern CCommand* sp_command_bitmap_linear_and(nuint offset, CBitVec* bit_vec, CompressionCode compression);
 
         /// <summary>
         ///  Allocates a new `Command::BitmapLinearOr` instance.
@@ -700,7 +700,7 @@ namespace ServicePoint.BindGen
         ///    by explicitly calling `sp_command_dealloc`.
         /// </summary>
         [DllImport(__DllName, EntryPoint = "sp_command_bitmap_linear_or", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
-        public static extern Command* sp_command_bitmap_linear_or(nuint offset, CBitVec* bit_vec, CompressionCode compression);
+        public static extern CCommand* sp_command_bitmap_linear_or(nuint offset, CBitVec* bit_vec, CompressionCode compression);
 
         /// <summary>
         ///  Allocates a new `Command::BitmapLinearXor` instance.
@@ -717,7 +717,7 @@ namespace ServicePoint.BindGen
         ///    by explicitly calling `sp_command_dealloc`.
         /// </summary>
         [DllImport(__DllName, EntryPoint = "sp_command_bitmap_linear_xor", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
-        public static extern Command* sp_command_bitmap_linear_xor(nuint offset, CBitVec* bit_vec, CompressionCode compression);
+        public static extern CCommand* sp_command_bitmap_linear_xor(nuint offset, CBitVec* bit_vec, CompressionCode compression);
 
         /// <summary>
         ///  Allocates a new `Command::Cp437Data` instance.
@@ -733,7 +733,7 @@ namespace ServicePoint.BindGen
         ///    by explicitly calling `sp_command_dealloc`.
         /// </summary>
         [DllImport(__DllName, EntryPoint = "sp_command_cp437_data", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
-        public static extern Command* sp_command_cp437_data(nuint x, nuint y, CCp437Grid* byte_grid);
+        public static extern CCommand* sp_command_cp437_data(nuint x, nuint y, CCp437Grid* byte_grid);
 
         /// <summary>
         ///  Allocates a new `Command::BitmapLinearWin` instance.
@@ -750,7 +750,7 @@ namespace ServicePoint.BindGen
         ///    by explicitly calling `sp_command_dealloc`.
         /// </summary>
         [DllImport(__DllName, EntryPoint = "sp_command_bitmap_linear_win", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
-        public static extern Command* sp_command_bitmap_linear_win(nuint x, nuint y, PixelGrid* pixel_grid, CompressionCode compression_code);
+        public static extern CCommand* sp_command_bitmap_linear_win(nuint x, nuint y, PixelGrid* pixel_grid, CompressionCode compression_code);
 
         /// <summary>
         ///  Deallocates a `Command`.
@@ -764,7 +764,7 @@ namespace ServicePoint.BindGen
         ///  - `this` was not passed to another consuming function, e.g. to create a `Packet`
         /// </summary>
         [DllImport(__DllName, EntryPoint = "sp_command_dealloc", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
-        public static extern void sp_command_dealloc(Command* ptr);
+        public static extern void sp_command_dealloc(CCommand* ptr);
 
         /// <summary>
         ///  Creates a new instance of `Connection`.
@@ -1071,6 +1071,11 @@ namespace ServicePoint.BindGen
     {
     }
 
+    [StructLayout(LayoutKind.Sequential)]
+    public unsafe partial struct CCommand
+    {
+    }
+
     [StructLayout(LayoutKind.Sequential)]
     public unsafe partial struct CByteSlice
     {

crates/servicepoint_binding_cs/ServicePoint/Command.cs

@@ -3,7 +3,7 @@ using ServicePoint.BindGen;
 
 namespace ServicePoint;
 
-public sealed class Command : SpNativeInstance<BindGen.Command>
+public sealed class Command : SpNativeInstance<BindGen.CCommand>
 {
     public static bool TryFromPacket(Packet packet, [MaybeNullWhen(false)] out Command command)
     {
@@ -121,7 +121,7 @@ public sealed class Command : SpNativeInstance<BindGen.Command>
         }
     }
 
-    private unsafe Command(BindGen.Command* instance) : base(instance)
+    private unsafe Command(BindGen.CCommand* instance) : base(instance)
     {
     }