disks: Absorb size formatting/manip APIs

Signed-off-by: Ikey Doherty <ikey@aerynos.com>

Author: ikeycode

crates/disks/src/lib.rs

@@ -3,6 +3,9 @@
 // SPDX-License-Identifier: MPL-2.0
 
 mod disk;
+mod sizing;
+pub use sizing::*;
+
 use std::{
     fs, io,
     path::{Path, PathBuf},

crates/disks/src/sizing.rs

@@ -0,0 +1,73 @@
+// SPDX-FileCopyrightText: Copyright © 2025 Serpent OS Developers
+// SPDX-FileCopyrightText: Copyright © 2025 AerynOS Developers
+//
+// SPDX-License-Identifier: MPL-2.0
+
+/// Format a size in bytes into a human readable string
+/// Format a byte size into a human-readable string with appropriate units
+///
+/// # Examples
+///
+/// ```
+/// use disks::format_size;
+/// assert_eq!(format_size(1500), "1.5KiB");
+/// assert_eq!(format_size(1500000), "1.4MiB");
+/// ```
+pub fn format_size(size: u64) -> String {
+    const KB: f64 = 1024.0;
+    const MB: f64 = KB * 1024.0;
+    const GB: f64 = MB * 1024.0;
+    const TB: f64 = GB * 1024.0;
+
+    let size = size as f64;
+    if size >= TB {
+        format!("{:.1}TiB", size / TB)
+    } else if size >= GB {
+        format!("{:.1}GiB", size / GB)
+    } else if size >= MB {
+        format!("{:.1}MiB", size / MB)
+    } else if size >= KB {
+        format!("{:.1}KiB", size / KB)
+    } else {
+        format!("{}B", size)
+    }
+}
+
+/// Format a disk position as a percentage and absolute size
+/// Format a disk position as both a percentage and absolute size
+///
+/// This is useful for displaying partition locations in a user-friendly way.
+///
+/// # Examples
+///
+/// ```
+/// use disks::format_position;
+/// let total = 1000;
+/// assert_eq!(format_position(500, total), "50% (500B)");
+/// ```
+pub fn format_position(pos: u64, total: u64) -> String {
+    format!("{}% ({})", (pos as f64 / total as f64 * 100.0) as u64, format_size(pos))
+}
+
+/// Check if a value is already aligned to the given boundary
+pub fn is_aligned(value: u64, alignment: u64) -> bool {
+    value % alignment == 0
+}
+
+/// Align up to the nearest multiple of alignment, unless already aligned
+pub fn align_up(value: u64, alignment: u64) -> u64 {
+    match value % alignment {
+        0 => value,
+        remainder if remainder > (alignment / 2) => value + (alignment - remainder),
+        remainder => value - remainder,
+    }
+}
+
+/// Align down to the nearest multiple of alignment, unless already aligned
+pub fn align_down(value: u64, alignment: u64) -> u64 {
+    match value % alignment {
+        0 => value,
+        remainder if remainder < (alignment / 2) => value - remainder,
+        remainder => value + (alignment - remainder),
+    }
+}

crates/partitioning/src/planner.rs

@@ -12,7 +12,7 @@
 //! - Track and undo changes
 //! - Validate that changes won't conflict with existing partitions
 
-use disks::BlockDevice;
+use disks::{align_down, align_up, format_position, format_size, is_aligned, BlockDevice};
 use log::{debug, warn};
 use std::collections::VecDeque;
 use thiserror::Error;
@@ -136,75 +136,6 @@ impl Region {
     }
 }
 
-/// Format a size in bytes into a human readable string
-/// Format a byte size into a human-readable string with appropriate units
-///
-/// # Examples
-///
-/// ```
-/// use partitioning::planner::format_size;
-/// assert_eq!(format_size(1500), "1.5KiB");
-/// assert_eq!(format_size(1500000), "1.4MiB");
-/// ```
-pub fn format_size(size: u64) -> String {
-    const KB: f64 = 1024.0;
-    const MB: f64 = KB * 1024.0;
-    const GB: f64 = MB * 1024.0;
-    const TB: f64 = GB * 1024.0;
-
-    let size = size as f64;
-    if size >= TB {
-        format!("{:.1}TiB", size / TB)
-    } else if size >= GB {
-        format!("{:.1}GiB", size / GB)
-    } else if size >= MB {
-        format!("{:.1}MiB", size / MB)
-    } else if size >= KB {
-        format!("{:.1}KiB", size / KB)
-    } else {
-        format!("{}B", size)
-    }
-}
-
-/// Format a disk position as a percentage and absolute size
-/// Format a disk position as both a percentage and absolute size
-///
-/// This is useful for displaying partition locations in a user-friendly way.
-///
-/// # Examples
-///
-/// ```
-/// use partitioning::planner::format_position;
-/// let total = 1000;
-/// assert_eq!(format_position(500, total), "50% (500B)");
-/// ```
-pub fn format_position(pos: u64, total: u64) -> String {
-    format!("{}% ({})", (pos as f64 / total as f64 * 100.0) as u64, format_size(pos))
-}
-
-/// Check if a value is already aligned to the given boundary
-fn is_aligned(value: u64, alignment: u64) -> bool {
-    value % alignment == 0
-}
-
-/// Align up to the nearest multiple of alignment, unless already aligned
-fn align_up(value: u64, alignment: u64) -> u64 {
-    match value % alignment {
-        0 => value,
-        remainder if remainder > (alignment / 2) => value + (alignment - remainder),
-        remainder => value - remainder,
-    }
-}
-
-/// Align down to the nearest multiple of alignment, unless already aligned
-fn align_down(value: u64, alignment: u64) -> u64 {
-    match value % alignment {
-        0 => value,
-        remainder if remainder < (alignment / 2) => value - remainder,
-        remainder => value + (alignment - remainder),
-    }
-}
-
 impl Change {
     /// Get a human readable description of this change
     pub fn describe(&self, disk_size: u64) -> String {

crates/partitioning/src/strategy.rs

@@ -115,7 +115,7 @@ impl Strategy {
 
     /// Get a human readable description of this strategy
     pub fn describe(&self) -> String {
-        use crate::planner::format_size;
+        use disks::format_size;
 
         let mut desc = match &self.allocation {
             AllocationStrategy::InitializeWholeDisk => "Initialize new partition layout on entire disk".to_string(),

crates/provisioning/src/lib.rs

@@ -56,11 +56,11 @@ impl Parser {
             src: NamedSource::new(&name, Arc::new("".to_string())),
             diagnostics: vec![e.into()],
         })?;
-        Self::new(name.to_string(), txt)
+        Self::new(&name, &txt)
     }
 
     /// Create a new parser from a string
-    pub fn new(name: String, contents: String) -> Result<Self, ParseError> {
+    pub fn new(name: &str, contents: &str) -> Result<Self, ParseError> {
         let source = Arc::new(contents.to_string());
         let ns = NamedSource::new(name, source).with_language("KDL");
         let mut errors = vec![];