use byteorder::{BigEndian, ByteOrder};
use fancy_slice::FancySlice;
pub struct WiiMemory {
mem1: Vec<u8>,
mem2: Vec<u8>,
}
impl Default for WiiMemory {
fn default() -> Self {
Self::new()
}
}
impl WiiMemory {
pub fn new() -> Self {
WiiMemory {
mem1: vec![0; 0x180_0000],
mem2: vec![0; 0x400_0000],
}
}
pub fn write_u8(&mut self, address: usize, value: u8) {
if (0x8000_0000..0x8180_0000).contains(&address) {
self.mem1[address - 0x8000_0000] = value;
} else if (0x9000_0000..0x9400_0000).contains(&address) {
self.mem2[address - 0x9000_0000] = value;
} else {
error!(
"Failed to write value: 0x{:x} Cannot map address 0x{:x} to wii memory",
value, address
);
}
}
pub fn write_u16(&mut self, address: usize, value: u16) {
if (0x8000_0000..0x8180_0000).contains(&address) {
BigEndian::write_u16(&mut self.mem1[address - 0x8000_0000..], value);
} else if (0x9000_0000..0x9400_0000).contains(&address) {
BigEndian::write_u16(&mut self.mem2[address - 0x9000_0000..], value);
} else {
error!(
"Failed to write value: 0x{:x} Cannot map address 0x{:x} to wii memory",
value, address
);
}
}
pub fn write_u32(&mut self, address: usize, value: u32) {
if (0x8000_0000..0x8180_0000).contains(&address) {
BigEndian::write_u32(&mut self.mem1[address - 0x8000_0000..], value);
} else if (0x9000_0000..0x9400_0000).contains(&address) {
BigEndian::write_u32(&mut self.mem2[address - 0x9000_0000..], value);
} else {
error!(
"Failed to write value: 0x{:x} Cannot map address 0x{:x} to wii memory",
value, address
);
}
}
pub fn read_u8(&self, address: usize) -> u8 {
if (0x8000_0000..0x8180_0000).contains(&address) {
self.mem1[address - 0x8000_0000]
} else if (0x9000_0000..0x9400_0000).contains(&address) {
self.mem2[address - 0x9000_0000]
} else {
error!(
"Failed to read value: Cannot map address 0x{:x} to wii memory",
address
);
0
}
}
pub fn read_u16(&self, address: usize) -> u16 {
if (0x8000_0000..0x8180_0000).contains(&address) {
BigEndian::read_u16(&self.mem1[address - 0x8000_0000..])
} else if (0x9000_0000..0x9400_0000).contains(&address) {
BigEndian::read_u16(&self.mem2[address - 0x9000_0000..])
} else {
error!(
"Failed to read value: Cannot map address 0x{:x} to wii memory",
address
);
0
}
}
pub fn read_u32(&self, address: usize) -> u32 {
if (0x8000_0000..0x8180_0000).contains(&address) {
BigEndian::read_u32(&self.mem1[address - 0x8000_0000..])
} else if (0x9000_0000..0x9400_0000).contains(&address) {
BigEndian::read_u32(&self.mem2[address - 0x9000_0000..])
} else {
error!(
"Failed to read value: Cannot map address 0x{:x} to wii memory",
address
);
0
}
}
pub fn read_f32(&self, address: usize) -> f32 {
if (0x8000_0000..0x8180_0000).contains(&address) {
BigEndian::read_f32(&self.mem1[address - 0x8000_0000..])
} else if (0x9000_0000..0x9400_0000).contains(&address) {
BigEndian::read_f32(&self.mem2[address - 0x9000_0000..])
} else {
error!(
"Failed to read value: Cannot map address 0x{:x} to wii memory",
address
);
0.0
}
}
pub fn buffer_from(&self, address: usize) -> &[u8] {
if (0x8000_0000..0x8180_0000).contains(&address) {
&self.mem1[address - 0x8000_0000..]
} else if (0x9000_0000..0x9400_0000).contains(&address) {
&self.mem2[address - 0x9000_0000..]
} else {
error!(
"Failed to get buffer: Cannot map address 0x{:x} to wii memory",
address
);
&[]
}
}
pub fn fancy_slice_from(&self, address: usize) -> FancySlice<'_> {
let slice = if (0x8000_0000..0x8180_0000).contains(&address) {
&self.mem1[address - 0x8000_0000..]
} else if (0x9000_0000..0x9400_0000).contains(&address) {
&self.mem2[address - 0x9000_0000..]
} else {
error!(
"Failed to get buffer: Cannot map address 0x{:x} to wii memory",
address
);
&[]
};
FancySlice::new(slice)
}
}