From 07c7d52b8c8ffba2921c28dd60e71afd44b6c133 Mon Sep 17 00:00:00 2001
From: Able <abl3theabove@gmail.com>
Date: Thu, 19 Sep 2024 06:05:11 -0500
Subject: [PATCH] misc

---
 kernel/src/arch/aarch64/logging.rs          |  2 +-
 kernel/src/exe_format.rs                    | 35 +++++++++++++++++++++
 kernel/src/kmain.rs                         | 20 +++++++++++-
 kernel/src/lib.rs                           |  1 +
 sysdata/libraries/stn/src/acs.hb            | 21 +++++++++++--
 sysdata/programs/pumpkin_print/meta.toml    |  1 +
 sysdata/programs/render_example/src/main.hb |  2 +-
 7 files changed, 76 insertions(+), 6 deletions(-)
 create mode 100644 kernel/src/exe_format.rs

diff --git a/kernel/src/arch/aarch64/logging.rs b/kernel/src/arch/aarch64/logging.rs
index 0f968b7e..231cf397 100644
--- a/kernel/src/arch/aarch64/logging.rs
+++ b/kernel/src/arch/aarch64/logging.rs
@@ -22,7 +22,7 @@ unsafe impl Send for SerialConsole {}
 
 pub fn log(args: core::fmt::Arguments<'_>) -> core::fmt::Result {
     SERIAL_CONSOLE.lock().write_fmt(args)?;
-    TERMINAL_LOGGER.lock().write_fmt(args)?;
+    // TERMINAL_LOGGER.lock().write_fmt(args)?;
 
     Ok(())
 }
diff --git a/kernel/src/exe_format.rs b/kernel/src/exe_format.rs
new file mode 100644
index 00000000..2d020b1c
--- /dev/null
+++ b/kernel/src/exe_format.rs
@@ -0,0 +1,35 @@
+enum Sections {
+    Header,
+    Code,
+    Data,
+    Debug,
+    Config,
+    Metadata,
+}
+
+// 64 byte header
+#[repr(packed)]
+struct AbleOsExecutableHeader {
+    magic_number: [u8; 3],
+    executable_version: u32,
+
+    code_length:     u64,
+    data_length:     u64,
+    debug_length:    u64,
+    config_length:   u64,
+    metadata_length: u64,
+}
+
+impl AbleOsExecutableHeader {
+    fn new() -> Self {
+        Self {
+            magic_number: [0x15, 0x91, 0xD2],
+            executable_version: 0,
+            code_length: 0,
+            config_length: 0,
+            data_length: 0,
+            debug_length: 0,
+            metadata_length: 0,
+        }
+    }
+}
diff --git a/kernel/src/kmain.rs b/kernel/src/kmain.rs
index f6d55309..efff4584 100644
--- a/kernel/src/kmain.rs
+++ b/kernel/src/kmain.rs
@@ -74,7 +74,25 @@ pub fn kmain(_cmdline: &str, boot_modules: BootModules) -> ! {
 
             log::info!("Spawning {} with arguments \"{}\"", module.path, cmd);
 
-            let mut thr = ExecThread::new(&module.bytes, Address::new(0));
+            // decode AbleOS Executable format
+            let header = &module.bytes[0..46];
+            let magic_slice = &header[0..3];
+            if magic_slice != [0x15, 0x91, 0xD2] {
+                log::warn!("Non-AbleOS Executable was attempted to be run.")
+            }
+
+            let executable_format_version = u32::from_be_bytes(header[3..7].try_into().unwrap());
+            let offset = if executable_format_version == 0 {
+                47
+            } else {
+                0
+            };
+
+            // let code_length = u64::from_be_bytes(header[7..15].try_into().unwrap());
+            // let data_length = u64::from_be_bytes(header[15..23].try_into().unwrap());
+            // let end = (code_length + data_length) as usize;
+
+            let mut thr = ExecThread::new(&module.bytes[offset..], Address::new(0));
             if cmd_len > 0 {
                 thr.set_arguments(cmd.as_ptr() as u64, cmd_len);
             }
diff --git a/kernel/src/lib.rs b/kernel/src/lib.rs
index 1a12eeff..fd0b1dd6 100644
--- a/kernel/src/lib.rs
+++ b/kernel/src/lib.rs
@@ -22,6 +22,7 @@ mod arch;
 mod bootmodules;
 mod capabilities;
 mod device_tree;
+mod exe_format;
 mod handle;
 mod holeybytes;
 mod ipc;
diff --git a/sysdata/libraries/stn/src/acs.hb b/sysdata/libraries/stn/src/acs.hb
index 5f2a2509..e5c7bbbc 100644
--- a/sysdata/libraries/stn/src/acs.hb
+++ b/sysdata/libraries/stn/src/acs.hb
@@ -1,16 +1,31 @@
 //! This is a reserved file for use with the AbleOS Clustering System
 
 HostID := int
+ID := int
 
 FileID := struct {
 	host_id: HostID,
-	id: int,
+	id: ID,
 }
 
 // A DeviceID points to a specific device in the ACS.
 DeviceID := struct {
 	host_id: HostID,
-	id: int,
+	id: ID,
+}
+DiskID := DeviceID
+
+BufferID := struct {
+	host_id: HostID,
+	id: ID,
 }
 
-DiskID := DeviceID
\ No newline at end of file
+ProcessID := struct {
+	host_id: HostID,
+	id: ID,
+}
+
+WindowID := struct {
+	host_id: HostID,
+	id: ID,
+}
\ No newline at end of file
diff --git a/sysdata/programs/pumpkin_print/meta.toml b/sysdata/programs/pumpkin_print/meta.toml
index c1c49b29..23bec9bb 100644
--- a/sysdata/programs/pumpkin_print/meta.toml
+++ b/sysdata/programs/pumpkin_print/meta.toml
@@ -2,6 +2,7 @@
 name = "pumpkin_print"
 authors = [""]
 
+
 [dependants.libraries]
 
 [dependants.binaries]
diff --git a/sysdata/programs/render_example/src/main.hb b/sysdata/programs/render_example/src/main.hb
index 336f76d1..052e1cf1 100644
--- a/sysdata/programs/render_example/src/main.hb
+++ b/sysdata/programs/render_example/src/main.hb
@@ -1,4 +1,4 @@
-.{example} := @use("./examples/random.hb")
+.{example} := @use("./examples/square.hb")
 
 main := fn(): void {
 	@inline(example)