Print extab/extabindex symbol names in extab view

Author: CelestialAmber

objdiff-core/src/obj/mod.rs

@@ -130,6 +130,8 @@ pub struct ObjExtab {
     pub func: ObjSymbol,
     pub data: ExceptionTableData,
     pub dtors: Vec<ObjSymbol>,
+    pub extab_symbol_name: String,
+    pub extabindex_symbol_name: String,
 }
 
 pub struct ObjInfo {

objdiff-core/src/obj/read.rs

@@ -203,6 +203,7 @@ fn exception_tables(
     //Go through each pair
     for i in 0..table_count {
         let extab = &extab_section.symbols[i];
+        let extabindex = &extabindex_section.symbols[i];
         let extab_start_addr = extab.address;
         let extab_end_addr = extab_start_addr + extab.size;
 
@@ -242,9 +243,11 @@ fn exception_tables(
         let end_index = extab_end_addr as usize;
         let extab_data = extab_section.data[start_index..end_index].try_into().unwrap();
         let data = decode_extab(extab_data)?;
+        let extab_symbol_name = extab.name.clone();
+        let extabindex_symbol_name = extabindex.name.clone();
 
         //Add the new entry to the list
-        let entry = ObjExtab { func: extab_func, data, dtors };
+        let entry = ObjExtab { func: extab_func, data, dtors, extab_symbol_name, extabindex_symbol_name };
         result.push(entry);
     }
 

objdiff-gui/src/views/extab_diff.rs

@@ -32,6 +32,9 @@ fn find_symbol(obj: &ObjInfo, selected_symbol: &SymbolRefByName) -> Option<Symbo
 fn decode_extab(extab: &ObjExtab) -> String {
     let mut text = String::from("");
 
+    text += format!("Extab symbol: {}\n", extab.extab_symbol_name).as_str();
+    text += format!("Extabindex symbol: {}\n\n", extab.extabindex_symbol_name).as_str();
+
     let mut dtor_names: Vec<&str> = vec![];
     for dtor in &extab.dtors {
         //For each function name, use the demangled name by default,