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Pad the result

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This commit is contained in:
Gwilym Inzani 2023-04-06 23:35:44 +01:00
parent b76781799a
commit 44e0d24f1b
1 changed files with 16 additions and 2 deletions
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14
agb-gbafix/src/main.rs
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@ -42,10 +42,14 @@ fn write_gba_file<W: Write>(input: &[u8], output: &mut W) -> Result<()> {
continue; continue;
} }
if address < section_header.sh_addr {
for _ in address..section_header.sh_addr { for _ in address..section_header.sh_addr {
output.write_all(&[0])?; output.write_all(&[0])?;
} }
address = section_header.sh_addr;
}
let (mut data, compression) = elf_file.section_data(&section_header)?; let (mut data, compression) = elf_file.section_data(&section_header)?;
if let Some(compression) = compression { if let Some(compression) = compression {
bail!("Cannot decompress elf content, but got compression header {compression:?}"); bail!("Cannot decompress elf content, but got compression header {compression:?}");
@ -73,5 +77,15 @@ fn write_gba_file<W: Write>(input: &[u8], output: &mut W) -> Result<()> {
address += data.len() as u64; address += data.len() as u64;
} }
let length = address - GBA_START_ADDRESS;
if !length.is_power_of_two() {
let required_padding = length.next_power_of_two() - length;
for _ in 0..required_padding {
output.write_all(&[0])?;
}
}
Ok(()) Ok(())
} }