diff --git a/Cargo.lock b/Cargo.lock
index 486957e..8dfbf55 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -426,8 +426,7 @@ dependencies = [
 [[package]]
 name = "servicepoint"
 version = "0.15.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "91a33bff7f9db5008748b23ca0c906c276fe00694390b681f004a55968a42cfe"
+source = "git+https://git.berlin.ccc.de/servicepoint/servicepoint.git?branch=next#5b6f88b1682925b7669b25a7fb08806c4009bbfd"
 dependencies = [
  "bitvec",
  "bzip2",
@@ -443,6 +442,7 @@ dependencies = [
 name = "servicepoint_binding_uniffi"
 version = "0.15.0"
 dependencies = [
+ "paste",
  "servicepoint",
  "thiserror 2.0.11",
  "uniffi",
diff --git a/Cargo.toml b/Cargo.toml
index d6d0c18..bdc5b47 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -19,10 +19,13 @@ uniffi = { version = "0.28.3", features = ["build"] }
 [dependencies]
 uniffi = { version = "0.28.3" }
 thiserror = "2.0"
+paste = "1.0.15"
 
 [dependencies.servicepoint]
 version = "0.15.0"
 features = ["all_compressions"]
+git = "https://git.berlin.ccc.de/servicepoint/servicepoint.git"
+branch = "next"
 
 [package.metadata.docs.rs]
 all-features = true
diff --git a/src/brightness.rs b/src/brightness.rs
index 0ea4591..8efba1e 100644
--- a/src/brightness.rs
+++ b/src/brightness.rs
@@ -1,3 +1,4 @@
+use crate::errors::ServicePointError;
 use crate::UniffiCustomTypeConverter;
 use servicepoint::Brightness;
 
@@ -10,7 +11,8 @@ impl UniffiCustomTypeConverter for Brightness {
     where
         Self: Sized,
     {
-        Ok(Brightness::saturating_from(val))
+        Ok(Brightness::try_from(val)
+            .map_err(|value| ServicePointError::InvalidBrightness { value })?)
     }
 
     fn from_custom(obj: Self) -> Self::Builtin {
diff --git a/src/commands/bitmap.rs b/src/commands/bitmap.rs
index 7cda71f..062f3dc 100644
--- a/src/commands/bitmap.rs
+++ b/src/commands/bitmap.rs
@@ -1,13 +1,14 @@
 use crate::{
     commands::wrap_command, compression_code::CompressionCode,
-    containers::bitmap::Bitmap, macros::wrap_object,
+    containers::bitmap::Bitmap, macros::wrap_object_attr_wrapped,
 };
 use servicepoint::Origin;
 use std::sync::Arc;
 
-wrap_object!(BitmapCommand);
 wrap_command!(BitmapCommand);
 
+wrap_object_attr_wrapped!(BitmapCommand, bitmap, Bitmap);
+
 #[uniffi::export]
 impl BitmapCommand {
     #[uniffi::constructor]
diff --git a/src/commands/bitvec.rs b/src/commands/bitvec.rs
index e449ea9..537f95f 100644
--- a/src/commands/bitvec.rs
+++ b/src/commands/bitvec.rs
@@ -1,11 +1,11 @@
 use crate::{
     commands::wrap_command, compression_code::CompressionCode,
-    containers::bitvec::BitVec, macros::wrap_object,
+    containers::bitvec::BitVec, macros::wrap_object_attr_wrapped,
 };
 use std::sync::Arc;
 
-wrap_object!(BitVecCommand);
 wrap_command!(BitVecCommand);
+wrap_object_attr_wrapped!(BitVecCommand, bitvec, BitVec);
 
 #[uniffi::export]
 impl BitVecCommand {
diff --git a/src/commands/brightness_grid.rs b/src/commands/brightness_grid.rs
index 29c4e93..d48d8ee 100644
--- a/src/commands/brightness_grid.rs
+++ b/src/commands/brightness_grid.rs
@@ -1,12 +1,12 @@
 use crate::{
     commands::wrap_command, containers::brightness_grid::BrightnessGrid,
-    macros::wrap_object,
+    macros::wrap_object_attr_wrapped,
 };
 use servicepoint::Origin;
 use std::sync::Arc;
 
-wrap_object!(BrightnessGridCommand);
 wrap_command!(BrightnessGridCommand);
+wrap_object_attr_wrapped!(BrightnessGridCommand, grid, BrightnessGrid);
 
 #[uniffi::export]
 impl BrightnessGridCommand {
diff --git a/src/commands/cc_only.rs b/src/commands/cc_only.rs
index b42a79e..576f1e2 100644
--- a/src/commands/cc_only.rs
+++ b/src/commands/cc_only.rs
@@ -1,10 +1,8 @@
-use crate::{commands::wrap_command, macros::wrap_object};
 use std::sync::Arc;
 
 macro_rules! command_code_only_command {
     ($command_struct:ident) => {
-        wrap_object!($command_struct);
-        wrap_command!($command_struct);
+        crate::commands::wrap_command!($command_struct);
 
         #[uniffi::export]
         impl $command_struct {
@@ -18,5 +16,4 @@ macro_rules! command_code_only_command {
 
 command_code_only_command!(ClearCommand);
 command_code_only_command!(HardResetCommand);
-command_code_only_command!(BitmapLegacyCommand);
 command_code_only_command!(FadeOutCommand);
diff --git a/src/commands/char_grid.rs b/src/commands/char_grid.rs
index f02b93e..94da405 100644
--- a/src/commands/char_grid.rs
+++ b/src/commands/char_grid.rs
@@ -1,12 +1,12 @@
 use crate::{
     commands::wrap_command, containers::char_grid::CharGrid,
-    macros::wrap_object,
+    macros::wrap_object_attr_wrapped,
 };
 use servicepoint::Origin;
 use std::sync::Arc;
 
-wrap_object!(CharGridCommand);
 wrap_command!(CharGridCommand);
+wrap_object_attr_wrapped!(CharGridCommand, grid, CharGrid);
 
 #[uniffi::export]
 impl CharGridCommand {
diff --git a/src/commands/cp437.rs b/src/commands/cp437.rs
index f4373c5..59d55a6 100644
--- a/src/commands/cp437.rs
+++ b/src/commands/cp437.rs
@@ -1,12 +1,12 @@
 use crate::{
     commands::wrap_command, containers::cp437_grid::Cp437Grid,
-    macros::wrap_object,
+    macros::wrap_object_attr_wrapped,
 };
 use servicepoint::Origin;
 use std::sync::Arc;
 
-wrap_object!(Cp437GridCommand);
 wrap_command!(Cp437GridCommand);
+wrap_object_attr_wrapped!(Cp437GridCommand, grid, Cp437Grid);
 
 #[uniffi::export]
 impl Cp437GridCommand {
diff --git a/src/commands/global_brightness.rs b/src/commands/global_brightness.rs
index b95977e..5d626e5 100644
--- a/src/commands/global_brightness.rs
+++ b/src/commands/global_brightness.rs
@@ -1,8 +1,7 @@
-use crate::{commands::wrap_command, macros::wrap_object};
+use crate::commands::wrap_command;
 use servicepoint::Brightness;
 use std::sync::Arc;
 
-wrap_object!(GlobalBrightnessCommand);
 wrap_command!(GlobalBrightnessCommand);
 
 #[uniffi::export]
diff --git a/src/commands/mod.rs b/src/commands/mod.rs
index 224c26d..0773b18 100644
--- a/src/commands/mod.rs
+++ b/src/commands/mod.rs
@@ -8,35 +8,59 @@ mod global_brightness;
 
 use std::sync::Arc;
 
-use crate::packet::Packet;
 pub use bitmap::BitmapCommand;
 pub use bitvec::{BinaryOperation, BitVecCommand};
 pub use brightness_grid::BrightnessGridCommand;
-pub use cc_only::{
-    BitmapLegacyCommand, ClearCommand, FadeOutCommand, HardResetCommand,
-};
+pub use cc_only::{ClearCommand, FadeOutCommand, HardResetCommand};
 pub use char_grid::CharGridCommand;
 pub use cp437::Cp437GridCommand;
 
 #[uniffi::export]
 pub trait Command: Sync + Send {
-    fn as_packet(&self) -> Option<Arc<Packet>>;
+    fn as_packet(
+        &self,
+    ) -> Result<Arc<crate::packet::Packet>, crate::errors::ServicePointError>;
 }
 
 macro_rules! wrap_command {
     ($command:ident) => {
-        #[uniffi::export]
-        impl $command {}
+        crate::macros::wrap_object!($command);
 
-        impl crate::commands::Command for $command {
-            fn as_packet(&self) -> Option<Arc<crate::packet::Packet>> {
+        #[uniffi::export]
+        impl $command {
+            fn as_packet(
+                &self,
+            ) -> Result<
+                Arc<crate::packet::Packet>,
+                crate::errors::ServicePointError,
+            > {
                 self.read()
                     .clone()
                     .try_into()
                     .map(crate::packet::Packet::internal_new)
-                    .ok()
+                    .map_err(|_| {
+                        crate::errors::ServicePointError::InvalidPacket
+                    })
+            }
+
+            fn as_generic(
+                &self,
+            ) -> ::std::sync::Arc<dyn crate::commands::Command> {
+                ::std::sync::Arc::new(self.clone())
+            }
+        }
+
+        impl crate::commands::Command for $command {
+            fn as_packet(
+                &self,
+            ) -> Result<
+                Arc<crate::packet::Packet>,
+                crate::errors::ServicePointError,
+            > {
+                $command::as_packet(&self)
             }
         }
     };
 }
+
 pub(crate) use wrap_command;
diff --git a/src/connection.rs b/src/connection.rs
index 9f1f0e0..5b9ed52 100644
--- a/src/connection.rs
+++ b/src/connection.rs
@@ -1,3 +1,4 @@
+use crate::commands::Command;
 use crate::{errors::ServicePointError, packet::Packet};
 use servicepoint::UdpSocketExt;
 use std::{net::UdpSocket, sync::Arc};
@@ -28,4 +29,11 @@ impl Connection {
                 error: "send failed".to_string(),
             })
     }
+
+    pub fn send_command(
+        &self,
+        command: Arc<dyn Command>,
+    ) -> Result<(), ServicePointError> {
+        self.send_packet(command.as_packet()?)
+    }
 }
diff --git a/src/containers/bitmap.rs b/src/containers/bitmap.rs
index 7598609..1418e5e 100644
--- a/src/containers/bitmap.rs
+++ b/src/containers/bitmap.rs
@@ -1,4 +1,7 @@
-use crate::macros::*;
+use crate::{
+    containers::{wrap_get_set_fill_2d, wrap_width_height},
+    macros::wrap_object,
+};
 use servicepoint::Grid;
 use std::{ops::Deref, sync::Arc};
 
@@ -22,18 +25,13 @@ impl Bitmap {
 
     #[uniffi::constructor]
     pub fn load(width: u64, height: u64, data: Vec<u8>) -> Arc<Self> {
+        // TODO: throw exception
         Self::internal_new(
             servicepoint::Bitmap::load(width as usize, height as usize, &data)
                 .unwrap(),
         )
     }
 
-    pub fn equals(&self, other: &Bitmap) -> bool {
-        let a = self.read();
-        let b = other.read();
-        *a == *b
-    }
-
     pub fn copy_raw(&self) -> Vec<u8> {
         self.read().deref().into()
     }
diff --git a/src/containers/bitvec.rs b/src/containers/bitvec.rs
index b5686d9..cd2c87d 100644
--- a/src/containers/bitvec.rs
+++ b/src/containers/bitvec.rs
@@ -18,31 +18,21 @@ impl BitVec {
     }
 
     pub fn set(&self, index: u64, value: bool) {
-        self.actual.write().unwrap().set(index as usize, value)
+        self.write().set(index as usize, value)
     }
 
     pub fn get(&self, index: u64) -> bool {
-        self.actual
-            .read()
-            .unwrap()
-            .get(index as usize)
-            .is_some_and(move |bit| *bit)
+        self.read().get(index as usize).is_some_and(move |bit| *bit)
     }
 
     pub fn fill(&self, value: bool) {
-        self.actual.write().unwrap().fill(value)
+        self.write().fill(value)
     }
 
     pub fn len(&self) -> u64 {
         self.read().len() as u64
     }
 
-    pub fn equals(&self, other: &BitVec) -> bool {
-        let a = self.read();
-        let b = other.read();
-        *a == *b
-    }
-
     pub fn copy_raw(&self) -> Vec<u8> {
         self.read().clone().into_vec()
     }
diff --git a/src/containers/brightness_grid.rs b/src/containers/brightness_grid.rs
index 6e99211..6bb3cbc 100644
--- a/src/containers/brightness_grid.rs
+++ b/src/containers/brightness_grid.rs
@@ -1,4 +1,7 @@
-use crate::macros::*;
+use crate::{
+    containers::{wrap_get_set_fill_2d, wrap_width_height},
+    macros::wrap_object,
+};
 use servicepoint::{Brightness, Grid};
 use std::{ops::Deref, sync::Arc};
 
@@ -28,12 +31,6 @@ impl BrightnessGrid {
         )
     }
 
-    pub fn equals(&self, other: &BrightnessGrid) -> bool {
-        let a = self.read();
-        let b = other.read();
-        *a == *b
-    }
-
     pub fn copy_raw(&self) -> Vec<u8> {
         self.read().deref().into()
     }
diff --git a/src/containers/char_grid.rs b/src/containers/char_grid.rs
index 2863282..387344c 100644
--- a/src/containers/char_grid.rs
+++ b/src/containers/char_grid.rs
@@ -1,4 +1,7 @@
-use crate::{containers::cp437_grid::Cp437Grid, macros::*};
+use crate::{
+    containers::{cp437_grid::Cp437Grid, wrap_width_height},
+    macros::wrap_object,
+};
 use servicepoint::{Grid, SetValueSeriesError};
 use std::{convert::Into, sync::Arc};
 
@@ -37,58 +40,39 @@ impl CharGrid {
         value: String,
     ) -> Result<(), CharGridError> {
         let value = Self::str_to_char(value)?;
-        self.actual
-            .write()
-            .unwrap()
-            .set(x as usize, y as usize, value);
+        self.write().set(x as usize, y as usize, value);
         Ok(())
     }
 
     pub fn get(&self, x: u64, y: u64) -> String {
-        self.actual
-            .read()
-            .unwrap()
-            .get(x as usize, y as usize)
-            .into()
+        self.read().get(x as usize, y as usize).into()
     }
 
     pub fn fill(&self, value: String) -> Result<(), CharGridError> {
         let value = Self::str_to_char(value)?;
-        self.actual.write().unwrap().fill(value);
+        self.write().fill(value);
         Ok(())
     }
 
-    pub fn equals(&self, other: &CharGrid) -> bool {
-        let a = self.read();
-        let b = other.read();
-        *a == *b
-    }
-
     pub fn as_string(&self) -> String {
         let grid = self.read();
         String::from(&*grid)
     }
 
     pub fn set_row(&self, y: u64, row: String) -> Result<(), CharGridError> {
-        self.actual
-            .write()
-            .unwrap()
+        self.write()
             .set_row(y as usize, &row.chars().collect::<Vec<_>>())
             .map_err(CharGridError::from)
     }
 
     pub fn set_col(&self, x: u64, col: String) -> Result<(), CharGridError> {
-        self.actual
-            .write()
-            .unwrap()
+        self.write()
             .set_row(x as usize, &col.chars().collect::<Vec<_>>())
             .map_err(CharGridError::from)
     }
 
     pub fn get_row(&self, y: u64) -> Result<String, CharGridError> {
-        self.actual
-            .read()
-            .unwrap()
+        self.read()
             .get_row(y as usize)
             .map(String::from_iter)
             .ok_or(CharGridError::OutOfBounds {
@@ -98,9 +82,7 @@ impl CharGrid {
     }
 
     pub fn get_col(&self, x: u64) -> Result<String, CharGridError> {
-        self.actual
-            .read()
-            .unwrap()
+        self.read()
             .get_col(x as usize)
             .map(String::from_iter)
             .ok_or(CharGridError::OutOfBounds {
diff --git a/src/containers/cp437_grid.rs b/src/containers/cp437_grid.rs
index bdcbfc1..fdd25e0 100644
--- a/src/containers/cp437_grid.rs
+++ b/src/containers/cp437_grid.rs
@@ -1,4 +1,8 @@
-use crate::{containers::char_grid::CharGrid, macros::*};
+use crate::{
+    containers::char_grid::CharGrid,
+    containers::{wrap_get_set_fill_2d, wrap_width_height},
+    macros::wrap_object,
+};
 use servicepoint::Grid;
 use std::{ops::Deref, sync::Arc};
 
@@ -28,12 +32,6 @@ impl Cp437Grid {
         )
     }
 
-    pub fn equals(&self, other: &Cp437Grid) -> bool {
-        let a = self.read();
-        let b = other.read();
-        *a == *b
-    }
-
     pub fn copy_raw(&self) -> Vec<u8> {
         self.read().deref().into()
     }
diff --git a/src/containers/mod.rs b/src/containers/mod.rs
index 7dce8bd..f1d4880 100644
--- a/src/containers/mod.rs
+++ b/src/containers/mod.rs
@@ -3,3 +3,44 @@ pub mod bitvec;
 pub mod brightness_grid;
 pub mod char_grid;
 pub mod cp437_grid;
+
+macro_rules! wrap_width_height {
+    ($t:ident) => {
+        #[uniffi::export]
+        impl $t {
+            pub fn width(&self) -> u64 {
+                self.read().width() as u64
+            }
+
+            pub fn height(&self) -> u64 {
+                self.read().height() as u64
+            }
+        }
+    };
+}
+
+pub(crate) use wrap_width_height;
+
+macro_rules! wrap_get_set_fill_2d {
+    ($t:ident, $contained:ident) => {
+        #[uniffi::export]
+        impl $t {
+            pub fn set(&self, x: u64, y: u64, value: $contained) {
+                self.actual
+                    .write()
+                    .unwrap()
+                    .set(x as usize, y as usize, value)
+            }
+
+            pub fn get(&self, x: u64, y: u64) -> $contained {
+                self.read().get(x as usize, y as usize)
+            }
+
+            pub fn fill(&self, value: $contained) {
+                self.actual.write().unwrap().fill(value)
+            }
+        }
+    };
+}
+
+pub(crate) use wrap_get_set_fill_2d;
diff --git a/src/errors.rs b/src/errors.rs
index 9c28f5f..03d05ba 100644
--- a/src/errors.rs
+++ b/src/errors.rs
@@ -4,4 +4,6 @@ pub enum ServicePointError {
     IoError { error: String },
     #[error("The specified brightness value {value} is out of range")]
     InvalidBrightness { value: u8 },
+    #[error("The provided packet is invalid or a conversion to packet failed")]
+    InvalidPacket,
 }
diff --git a/src/macros.rs b/src/macros.rs
index ee15b5e..140b42c 100644
--- a/src/macros.rs
+++ b/src/macros.rs
@@ -1,6 +1,7 @@
 macro_rules! wrap_object {
     ($orig_t:ident, $new_t:ident) => {
         #[derive(uniffi::Object)]
+        #[uniffi::export(Debug, Eq, Hash)]
         pub struct $new_t {
             actual: ::std::sync::RwLock<::servicepoint::$orig_t>,
         }
@@ -10,9 +11,15 @@ macro_rules! wrap_object {
             pub(crate) fn internal_new(
                 actual: ::servicepoint::$orig_t,
             ) -> ::std::sync::Arc<Self> {
-                ::std::sync::Arc::new(Self {
+                ::std::sync::Arc::new(Self::internal_new_noarc(actual))
+            }
+
+            pub(crate) fn internal_new_noarc(
+                actual: ::servicepoint::$orig_t,
+            ) -> Self {
+                Self {
                     actual: ::std::sync::RwLock::new(actual),
-                })
+                }
             }
 
             pub(crate) fn read(
@@ -37,51 +44,85 @@ macro_rules! wrap_object {
                 Self::internal_new(other.read().clone())
             }
         }
+
+        impl Clone for $new_t {
+            fn clone(&self) -> Self {
+                Self::internal_new_noarc(self.read().clone())
+            }
+        }
+
+        impl ::std::fmt::Debug for $new_t {
+            fn fmt(
+                &self,
+                f: &mut ::std::fmt::Formatter,
+            ) -> Result<(), std::fmt::Error> {
+                f.write_fmt(format_args!("{:?}", self.read()))
+            }
+        }
+
+        impl PartialEq for $new_t {
+            fn eq(&self, other: &$new_t) -> bool {
+                *self.read() == *other.read()
+            }
+        }
+
+        impl Eq for $new_t {}
+
+        impl ::std::hash::Hash for $new_t {
+            fn hash<H: ::std::hash::Hasher>(&self, state: &mut H) {
+                ::std::hash::Hash::hash(&*self.read(), state)
+            }
+        }
     };
     ($t:ident) => {
-        wrap_object!($t, $t);
+        crate::macros::wrap_object!($t, $t);
     };
 }
 
-pub(crate) use wrap_object;
-
-macro_rules! wrap_width_height {
-    ($t:ident) => {
+macro_rules! wrap_object_attr_wrapped_get {
+    ($object:ident, $attr_name:ident, $attr_type:ident, $fun_name:ident) => {
         #[uniffi::export]
-        impl $t {
-            pub fn width(&self) -> u64 {
-                self.read().width() as u64
-            }
-
-            pub fn height(&self) -> u64 {
-                self.read().height() as u64
+        impl $object {
+            pub fn $fun_name(&self) -> ::std::sync::Arc<$attr_type> {
+                $attr_type::internal_new(self.read().$attr_name.clone())
             }
         }
     };
+    ($object:ident, $attr_name:ident, $attr_type:ident) => {
+        paste::paste!{
+            crate::macros::wrap_object_attr_wrapped_get!($object, $attr_name, $attr_type, [<get_ $attr_name>]);
+        }
+    };
 }
 
-pub(crate) use wrap_width_height;
-
-macro_rules! wrap_get_set_fill_2d {
-    ($t:ident, $contained:ident) => {
+macro_rules! wrap_object_attr_wrapped_set {
+    ($object:ident, $attr_name:ident, $attr_type:ident, $fun_name:ident) => {
         #[uniffi::export]
-        impl $t {
-            pub fn set(&self, x: u64, y: u64, value: $contained) {
-                self.actual
-                    .write()
-                    .unwrap()
-                    .set(x as usize, y as usize, value)
-            }
-
-            pub fn get(&self, x: u64, y: u64) -> $contained {
-                self.read().get(x as usize, y as usize)
-            }
-
-            pub fn fill(&self, value: $contained) {
-                self.actual.write().unwrap().fill(value)
+        impl $object {
+            pub fn $fun_name(&self, $attr_name: ::std::sync::Arc<$attr_type>) {
+                self.write().$attr_name = $attr_name.read().clone();
             }
         }
     };
+    ($object:ident, $attr_name:ident, $attr_type:ident) => {
+        paste::paste!{
+            crate::macros::wrap_object_attr_wrapped_set!($object, $attr_name, $attr_type, [<set_ $attr_name>]);
+        }
+    };
 }
 
-pub(crate) use wrap_get_set_fill_2d;
+macro_rules! wrap_object_attr_wrapped {
+    ($object:ident, $attr_name:ident, $attr_type:ident) => {
+        crate::macros::wrap_object_attr_wrapped_get!(
+            $object, $attr_name, $attr_type
+        );
+        crate::macros::wrap_object_attr_wrapped_set!(
+            $object, $attr_name, $attr_type
+        );
+    };
+}
+
+pub(crate) use {
+    wrap_object, wrap_object_attr_wrapped, wrap_object_attr_wrapped_get,
+    wrap_object_attr_wrapped_set,
+};
diff --git a/src/packet.rs b/src/packet.rs
index 5f769f1..ceaf052 100644
--- a/src/packet.rs
+++ b/src/packet.rs
@@ -1,12 +1,6 @@
-use crate::macros::wrap_object;
-use std::sync::Arc;
+use crate::macros::{wrap_object, wrap_object_attr_wrapped};
 
 wrap_object!(Packet);
 wrap_object!(Header);
 
-#[uniffi::export]
-impl Packet {
-    pub fn get_header(&self) -> Arc<Header> {
-        Header::internal_new(self.read().header)
-    }
-}
+wrap_object_attr_wrapped!(Packet, header, Header);