Support Overlays #2

Merged
jaby merged 48 commits from Overlay-The-Beginning_CDDrive into main 2023-04-22 09:38:32 +00:00
4 changed files with 39 additions and 50 deletions
Showing only changes of commit 149dbf06fe - Show all commits

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@ -1,42 +0,0 @@
pub struct BitRange {
start: usize,
length: usize
}
impl BitRange {
pub const fn from_to(start_bit: usize, end_bit: usize) -> Self {
Self{start: start_bit, length: (end_bit - start_bit) + 1}
}
pub const fn get_mask(&self) -> usize {
self.max_value()
}
pub const fn max_value(&self) -> usize {
(1 << self.length) - 1
}
pub const fn or_value(&self, dst_value: usize, value: usize) -> usize {
dst_value | ((value & self.get_mask()) << self.start)
}
}
pub struct Bit {
pos: usize
}
impl Bit {
pub const fn at(pos: usize) -> Self {
Bit{pos}
}
pub const fn or_value(&self, dst_value: usize, is_set: bool) -> usize {
if is_set {
dst_value | (1 << self.pos)
}
else {
dst_value
}
}
}

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@ -1,4 +1,3 @@
pub mod bits;
pub (super) mod helper;
pub mod layout;
pub mod file_map;

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@ -1,8 +1,8 @@
use super::{bits::{Bit, BitRange}, layout::Layout, File, FileSystemMap};
use super::{layout::Layout, File, FileSystemMap};
use super::super::encoder::LengthCalculatorFunction;
use std::path::PathBuf;
use no_comment::{IntoWithoutComments as _, languages};
use tool_helper::{Error, format_if_error, read_file, read_file_to_string, format_if_error_drop_cause};
use tool_helper::{bits::{Bit, BitRange}, Error, format_if_error, read_file, read_file_to_string, format_if_error_drop_cause};
pub type LBANameVec = Vec<String>;

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@ -1,11 +1,43 @@
pub struct BitRange {
pub start: usize,
pub len: usize,
start: usize,
length: usize
}
impl BitRange {
pub const fn from_to(start: usize, end: usize) -> BitRange {
BitRange{start, len: (end - start + 1)}
pub const fn from_to(start_bit: usize, end_bit: usize) -> Self {
Self{start: start_bit, length: (end_bit - start_bit) + 1}
}
pub const fn get_mask(&self) -> usize {
self.max_value()
}
pub const fn max_value(&self) -> usize {
(1 << self.length) - 1
}
pub const fn or_value(&self, dst_value: usize, value: usize) -> usize {
dst_value | ((value & self.get_mask()) << self.start)
}
}
pub struct Bit {
pos: usize
}
impl Bit {
pub const fn at(pos: usize) -> Self {
Bit{pos}
}
pub const fn or_value(&self, dst_value: usize, is_set: bool) -> usize {
if is_set {
dst_value | (1 << self.pos)
}
else {
dst_value
}
}
}
@ -13,7 +45,7 @@ macro_rules! create_bit_functions {
($type_val:ty) => {
paste::item! {
const fn [< get_mask_ $type_val >](range: &BitRange) -> $type_val {
(1 << range.len) - 1
range.get_mask() as $type_val
}
pub const fn [< clear_value_ $type_val >](dst: $type_val, range: &BitRange) -> $type_val {