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Handle some addition segments and sections for C symbols

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This commit is contained in:
Ariel Abreu 2023-08-22 00:41:08 -04:00
parent 51f959f37e
commit 1ead253b31
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GPG Key ID: 8031B538781E183F
1 changed files with 20 additions and 5 deletions
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25
src/symbols/c/DLCSymbols.m
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@ -36,17 +36,32 @@ bool isValidCSymbol(NSString *symbol);
NSString *symbol_name = symbol.name.value.string;
if (isValidCSymbol(symbol_name)) {
if ([segment_name isEqualToString:@"__TEXT"]) {
if ([segment_name isEqualToString:@"__TEXT"]) {
if ([section_name isEqualToString:@"__text"]) {
[_functions addObject:[DLCFunction parseMethod:symbol_name]];
[_functions addObject:[DLCFunction parseMethod:symbol_name isExtern:isExtern]];
return C_SYMBOLS_SUCCESS;
} else if ([section_name isEqualToString:@"__const"]) {
[_variables addObject:[DLCVariable parseVariable:symbol_name isConstant:YES isStatic:NO]];
// this section is for non-relocatable constant data
// (i.e. the value in the binary is the value at runtime)
[_variables addObject:[DLCVariable parseVariable:symbol_name isConstant:YES isStatic:!isExtern]];
return C_SYMBOLS_SUCCESS;
}
} else if ([segment_name isEqualToString:@"__TEXT"]) {
} else if ([segment_name isEqualToString:@"__DATA"]) {
if ([section_name isEqualToString:@"__data"]) {
[_variables addObject:[DLCVariable parseVariable:symbol_name isConstant:NO isStatic:NO]];
// this section is for generic writable data
[_variables addObject:[DLCVariable parseVariable:symbol_name isConstant:NO isStatic:!isExtern]];
return C_SYMBOLS_SUCCESS;
} else if ([section_name isEqualToString:@"__const"]) {
// this section is for relocatable constant data
// (i.e. the value in the binary may be altered by the dynamic linker when loading it into memory)
[_variables addObject:[DLCVariable parseVariable:symbol_name isConstant:YES isStatic:!isExtern]];
return C_SYMBOLS_SUCCESS;
}
} else if ([segment_name isEqualToString:@"__DATA_CONST"]) {
if ([section_name isEqualToString:@"__const"]) {
// this section is exactly the same as `__DATA,__const`, except that it's in a different
// segment so that the dynamic linker can mark it as read-only after relocating the data.
[_variables addObject:[DLCVariable parseVariable:symbol_name isConstant:YES isStatic:!isExtern]];
return C_SYMBOLS_SUCCESS;
}
}