extern "C" const char*
LLVMRustArchiveReadSection(Archive *ar, char *name, size_t *size) {
for (Archive::child_iterator child = ar->child_begin(),
end = ar->child_end();
child != end; ++child) {
StringRef sect_name;
error_code err = child->getName(sect_name);
if (err) continue;
if (sect_name.trim(" ") == name) {
StringRef buf = child->getBuffer();
*size = buf.size();
return buf.data();
}
}
return NULL;
}
static void dumpSymbolNamesFromFile(std::string &Filename) {
std::unique_ptr<MemoryBuffer> Buffer;
if (error(MemoryBuffer::getFileOrSTDIN(Filename, Buffer), Filename))
return;
LLVMContext &Context = getGlobalContext();
ErrorOr<Binary *> BinaryOrErr = createBinary(Buffer.release(), &Context);
if (error(BinaryOrErr.getError(), Filename))
return;
std::unique_ptr<Binary> Bin(BinaryOrErr.get());
if (Archive *A = dyn_cast<Archive>(Bin.get())) {
if (ArchiveMap) {
Archive::symbol_iterator I = A->symbol_begin();
Archive::symbol_iterator E = A->symbol_end();
if (I != E) {
outs() << "Archive map\n";
for (; I != E; ++I) {
Archive::child_iterator C;
StringRef SymName;
StringRef FileName;
if (error(I->getMember(C)))
return;
if (error(I->getName(SymName)))
return;
if (error(C->getName(FileName)))
return;
outs() << SymName << " in " << FileName << "\n";
}
outs() << "\n";
}
}
for (Archive::child_iterator I = A->child_begin(), E = A->child_end();
I != E; ++I) {
std::unique_ptr<Binary> Child;
if (I->getAsBinary(Child, &Context))
continue;
if (SymbolicFile *O = dyn_cast<SymbolicFile>(Child.get())) {
outs() << O->getFileName() << ":\n";
dumpSymbolNamesFromObject(O);
}
}
return;
}
if (MachOUniversalBinary *UB = dyn_cast<MachOUniversalBinary>(Bin.get())) {
for (MachOUniversalBinary::object_iterator I = UB->begin_objects(),
E = UB->end_objects();
I != E; ++I) {
std::unique_ptr<ObjectFile> Obj;
if (!I->getAsObjectFile(Obj)) {
outs() << Obj->getFileName() << ":\n";
dumpSymbolNamesFromObject(Obj.get());
}
}
return;
}
if (SymbolicFile *O = dyn_cast<SymbolicFile>(Bin.get())) {
dumpSymbolNamesFromObject(O);
return;
}
error("unrecognizable file type", Filename);
return;
}