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Add alf support (NVIDIA Shield TV binaries)

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- Supports .alf files in all places .dol files are accepted.
- Adds `hash` and `dhash` to symbols config.
This commit is contained in:
Luke Street
2023-10-07 02:03:09 -04:00
parent db506fb927
commit dfb569b883
21 changed files with 976 additions and 268 deletions
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9
src/analysis/cfa.rs
View File

@@ -144,15 +144,12 @@ impl AnalyzerState {
obj.add_symbol(
ObjSymbol {
name,
demangled_name: None,
address: start.address as u64,
section: Some(start.section),
size: (end.address - start.address) as u64,
size_known: true,
flags: Default::default(),
kind: ObjSymbolKind::Function,
align: None,
data_kind: Default::default(),
..Default::default()
},
false,
)?;
@@ -188,15 +185,13 @@ impl AnalyzerState {
obj.add_symbol(
ObjSymbol {
name: format!("jumptable_{}", address_str),
demangled_name: None,
address: addr.address as u64,
section: Some(addr.section),
size: size as u64,
size_known: true,
flags: ObjSymbolFlagSet(ObjSymbolFlags::Local.into()),
kind: ObjSymbolKind::Object,
align: None,
data_kind: Default::default(),
..Default::default()
},
false,
)?;

36
src/analysis/pass.rs
View File

@@ -37,28 +37,20 @@ impl AnalysisPass for FindTRKInterruptVectorTable {
log::debug!("Found gTRKInterruptVectorTable @ {:#010X}", start);
state.known_symbols.insert(start, ObjSymbol {
name: "gTRKInterruptVectorTable".to_string(),
demangled_name: None,
address: start.address as u64,
section: Some(start.section),
size: 0,
size_known: true,
flags: ObjSymbolFlagSet(FlagSet::from(ObjSymbolFlags::Global)),
kind: ObjSymbolKind::Unknown,
align: None,
data_kind: Default::default(),
..Default::default()
});
let end = start + TRK_TABLE_SIZE;
state.known_symbols.insert(end, ObjSymbol {
name: "gTRKInterruptVectorTableEnd".to_string(),
demangled_name: None,
address: end.address as u64,
section: Some(start.section),
size: 0,
size_known: true,
flags: ObjSymbolFlagSet(FlagSet::from(ObjSymbolFlags::Global)),
kind: ObjSymbolKind::Unknown,
align: None,
data_kind: Default::default(),
..Default::default()
});
return Ok(());
@@ -96,29 +88,23 @@ impl AnalysisPass for FindSaveRestSleds {
});
state.known_symbols.insert(start, ObjSymbol {
name: func.to_string(),
demangled_name: None,
address: start.address as u64,
section: Some(start.section),
size: SLED_SIZE as u64,
size_known: true,
flags: ObjSymbolFlagSet(ObjSymbolFlags::Global.into()),
kind: ObjSymbolKind::Function,
align: None,
data_kind: Default::default(),
..Default::default()
});
for i in 14..=31 {
let addr = start + (i - 14) * 4;
state.known_symbols.insert(addr, ObjSymbol {
name: format!("{}{}", label, i),
demangled_name: None,
address: addr.address as u64,
section: Some(start.section),
size: 0,
size_known: true,
flags: ObjSymbolFlagSet(ObjSymbolFlags::Global.into()),
kind: ObjSymbolKind::Unknown,
align: None,
data_kind: Default::default(),
..Default::default()
});
}
}
@@ -202,30 +188,20 @@ impl AnalysisPass for FindRelCtorsDtors {
state.known_sections.insert(ctors_section_index, ".ctors".to_string());
state.known_symbols.insert(SectionAddress::new(ctors_section_index, 0), ObjSymbol {
name: "_ctors".to_string(),
demangled_name: None,
address: 0,
section: Some(ctors_section_index),
size: 0,
size_known: true,
flags: ObjSymbolFlagSet(ObjSymbolFlags::Global.into()),
kind: Default::default(),
align: None,
data_kind: Default::default(),
..Default::default()
});
let dtors_section_index = possible_sections[1].0;
state.known_sections.insert(dtors_section_index, ".dtors".to_string());
state.known_symbols.insert(SectionAddress::new(dtors_section_index, 0), ObjSymbol {
name: "_dtors".to_string(),
demangled_name: None,
address: 0,
section: Some(dtors_section_index),
size: 0,
size_known: true,
flags: ObjSymbolFlagSet(ObjSymbolFlags::Global.into()),
kind: Default::default(),
align: None,
data_kind: Default::default(),
..Default::default()
});
// Check for duplicate entries in .dtors, indicating __destroy_global_chain_reference

24
src/analysis/signatures.rs
View File

@@ -245,15 +245,13 @@ fn apply_ctors_signatures(obj: &mut ObjInfo) -> Result<()> {
obj.symbols.add(
ObjSymbol {
name: "__init_cpp_exceptions_reference".to_string(),
demangled_name: None,
address,
section: Some(ctors_section_index),
size: 4,
size_known: true,
flags: ObjSymbolFlagSet(ObjSymbolFlags::Global | ObjSymbolFlags::RelocationIgnore),
kind: ObjSymbolKind::Object,
align: None,
data_kind: Default::default(),
..Default::default()
},
true,
)?;
@@ -303,7 +301,6 @@ fn apply_dtors_signatures(obj: &mut ObjInfo) -> Result<()> {
obj.add_symbol(
ObjSymbol {
name: "__destroy_global_chain_reference".to_string(),
demangled_name: None,
address,
section: Some(dtors_section_index),
size: 4,
@@ -312,8 +309,7 @@ fn apply_dtors_signatures(obj: &mut ObjInfo) -> Result<()> {
ObjSymbolFlags::Global | ObjSymbolFlags::RelocationIgnore,
),
kind: ObjSymbolKind::Object,
align: None,
data_kind: Default::default(),
..Default::default()
},
true,
)?;
@@ -334,7 +330,6 @@ fn apply_dtors_signatures(obj: &mut ObjInfo) -> Result<()> {
obj.add_symbol(
ObjSymbol {
name: "__fini_cpp_exceptions_reference".to_string(),
demangled_name: None,
address: address + 4,
section: Some(dtors_section_index),
size: 4,
@@ -343,8 +338,7 @@ fn apply_dtors_signatures(obj: &mut ObjInfo) -> Result<()> {
ObjSymbolFlags::Global | ObjSymbolFlags::RelocationIgnore,
),
kind: ObjSymbolKind::Object,
align: None,
data_kind: Default::default(),
..Default::default()
},
true,
)?;
@@ -452,15 +446,11 @@ pub fn update_ctors_dtors(obj: &mut ObjInfo) -> Result<()> {
if let Some((section_index, section)) = obj.sections.by_name(".ctors")? {
obj.symbols.add_direct(ObjSymbol {
name: "_ctors".to_string(),
demangled_name: None,
address: section.address,
section: Some(section_index),
size: 0,
size_known: true,
flags: ObjSymbolFlagSet(ObjSymbolFlags::Global.into()),
kind: ObjSymbolKind::Unknown,
align: None,
data_kind: Default::default(),
..Default::default()
})?;
}
}
@@ -468,15 +458,11 @@ pub fn update_ctors_dtors(obj: &mut ObjInfo) -> Result<()> {
if let Some((section_index, section)) = obj.sections.by_name(".dtors")? {
obj.symbols.add_direct(ObjSymbol {
name: "_dtors".to_string(),
demangled_name: None,
address: section.address,
section: Some(section_index),
size: 0,
size_known: true,
flags: ObjSymbolFlagSet(ObjSymbolFlags::Global.into()),
kind: ObjSymbolKind::Unknown,
align: None,
data_kind: Default::default(),
..Default::default()
})?;
}
}

7
src/analysis/tracker.rs
View File

@@ -710,15 +710,10 @@ impl Tracker {
};
let symbol_idx = obj.symbols.add_direct(ObjSymbol {
name,
demangled_name: None,
address: target.address as u64,
section: Some(target.section),
size: 0,
size_known: false,
flags: Default::default(),
kind: Default::default(),
align: None,
data_kind,
..Default::default()
})?;
(symbol_idx, 0)
};