cIOS building stub, continuing on desktop

src/bin/rustwii/main.rs

@@ -45,24 +45,10 @@ enum Commands {
         /// The path to a TMD, Ticket, or WAD
         input: String,
     },
-    /// Apply patches to an IOS
+    /// Modify an IOS
-    IosPatch {
+    Ios {
-        /// The IOS WAD to apply patches to
+       #[command(subcommand)]
-        input: String,
+       command: title::ios::Commands
-        #[arg(short, long)]
-        /// An optional output path; default to overwriting input file if not provided
-        output: Option<String>,
-        /// Set a new IOS version (0-65535)
-        #[arg(short, long)]
-        version: Option<u16>,
-        /// Set the slot that this IOS will install into
-        #[arg(short, long)]
-        slot: Option<u8>,
-        /// Set all patched content to be non-shared
-        #[arg(short, long, action)]
-        no_shared: bool,
-        #[command(flatten)]
-        enabled_patches: title::iospatcher::EnabledPatches,
     },
     /// Compress/decompress data using LZ77 compression
     Lz77 {
@@ -137,24 +123,31 @@ fn main() -> Result<()> {
         Some(Commands::Info { input }) => {
             info::info(input)?
         },
-        Some(Commands::IosPatch {
+        Some(Commands::Ios { command }) => {
+            match command {
+                title::ios::Commands::Cios {
+                    base,
+                    map,
+                    output,
+                    cios_version,
+                    modules,
+                    slot,
+                    version
+                } => {
+                    title::ios::build_cios(base, map, output, cios_version, modules, slot, version)?
+                },
+                title::ios::Commands::Patch {
                     input,
                     output,
                     version,
                     slot,
                     no_shared,
                     enabled_patches
+                } => {
+                    title::ios::patch_ios(input, output, version, slot, no_shared, enabled_patches)?
                 }
-        ) => {
-            title::iospatcher::patch_ios(
-                input,
-                output,
-                version,
-                slot,
-                no_shared,
-                enabled_patches,
-            )?
             }
+        },
         Some(Commands::Lz77 { command }) => {
             match command {
                 archive::lz77::Commands::Compress { input, output } => {

src/bin/rustwii/title/ios.rs

@@ -1,16 +1,62 @@
-// title/iospatcher.rs from ruswtii (c) 2025 NinjaCheetah & Contributors
+// title/ios.rs from ruswtii (c) 2025 NinjaCheetah & Contributors
 // https://github.com/NinjaCheetah/rustwii
 //
-// Code for the iospatcher command in the rustwii CLI.
+// Code for the IOS patcher and cIOS build commands in the rustwii CLI.
 
 use std::fs;
 use std::path::{Path, PathBuf};
 use anyhow::{bail, Context, Result};
-use clap::Args;
+use clap::{Args, Subcommand};
 use rustwii::title;
 use rustwii::title::iospatcher;
 use rustwii::title::tmd::ContentType;
 
+#[derive(Subcommand)]
+#[command(arg_required_else_help = true)]
+pub enum Commands {
+    /// Build a cIOS from a provided base IOS and map
+    Cios {
+        /// The base IOS WAD
+        base: String,
+        /// The cIOS map file
+        map: String,
+        /// Path for the finished cIOS WAD
+        output: String,
+        /// The cIOS version from the map to build
+        #[arg(short, long)]
+        cios_version: Option<u16>,
+        /// Path to the directory containing the cIOS modules (optional, defaults to the current
+        /// directory)
+        #[arg(short, long)]
+        modules: Option<String>,
+        /// Slot that the cIOS will install to (optional, defaults to 249)
+        #[arg(short, long)]
+        slot: Option<u8>,
+        /// IOS version the cIOS will have (optional, defaults to 65535)
+        #[arg(short, long)]
+        version: Option<u16>
+    },
+    /// Apply patches to an IOS
+    Patch {
+        /// The IOS WAD to apply patches to
+        input: String,
+        /// An optional output path; default to overwriting input file if not provided
+        #[arg(short, long)]
+        output: Option<String>,
+        /// Set a new IOS version (0-65535)
+        #[arg(short, long)]
+        version: Option<u16>,
+        /// Set the slot that this IOS will install into
+        #[arg(short, long)]
+        slot: Option<u8>,
+        /// Set all patched content to be non-shared
+        #[arg(short, long, action)]
+        no_shared: bool,
+        #[command(flatten)]
+        enabled_patches: EnabledPatches,
+    }
+}
+
 #[derive(Args)]
 #[clap(next_help_heading = "Patches")]
 #[group(multiple = true, required = true)]
@@ -148,3 +194,17 @@ fn set_type_normal(ios: &mut title::Title, index: usize) -> Result<()> {
 
     Ok(())
 }
+
+pub fn build_cios(
+    base: &str,
+    map: &str,
+    output: &str,
+    cios_version: &Option<u16>,
+    modules: &Option<String>,
+    slot: &Option<u8>,
+    version: &Option<u16>
+) -> Result<()> {
+    todo!();
+
+    Ok(())
+}

src/bin/rustwii/title/mod.rs

@@ -6,4 +6,4 @@ pub mod nus;
 pub mod wad;
 pub mod tmd;
 mod shared;
-pub mod iospatcher;
+pub mod ios;