encounter
/
objdiff
mirror of https://github.com/encounter/objdiff.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Replace panic! with Option (#25)

This commit is contained in:
Nick Condron 2023-01-21 01:27:37 -05:00 committed by GitHub
parent ec062bf5ca
commit 6afc535fad
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 8 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
src/obj/elf.rs
View File

@ -18,12 +18,12 @@ use crate::obj::{
ObjSymbolFlagSet, ObjSymbolFlags,
};
fn to_obj_section_kind(kind: SectionKind) -> ObjSectionKind {
fn to_obj_section_kind(kind: SectionKind) -> Option<ObjSectionKind> {
match kind {
SectionKind::Text => ObjSectionKind::Code,
SectionKind::Data | SectionKind::ReadOnlyData => ObjSectionKind::Data,
SectionKind::UninitializedData => ObjSectionKind::Bss,
_ => panic!("Unhandled section kind {kind:?}"),
SectionKind::Text => Some(ObjSectionKind::Code),
SectionKind::Data | SectionKind::ReadOnlyData => Some(ObjSectionKind::Data),
SectionKind::UninitializedData => Some(ObjSectionKind::Bss),
_ => None,
}
}
@ -74,18 +74,14 @@ fn filter_sections(obj_file: &File<'_>) -> Result<Vec<ObjSection>> {
if section.size() == 0 {
continue;
}
if section.kind() != SectionKind::Text
&& section.kind() != SectionKind::Data
&& section.kind() != SectionKind::ReadOnlyData
&& section.kind() != SectionKind::UninitializedData
{
let Some(kind) = to_obj_section_kind(section.kind()) else {
continue;
}
};
let name = section.name().context("Failed to process section name")?;
let data = section.uncompressed_data().context("Failed to read section data")?;
result.push(ObjSection {
name: name.to_string(),
kind: to_obj_section_kind(section.kind()),
kind,
address: section.address(),
size: section.size(),
data: data.to_vec(),