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https://github.com/c64scene-ar/llvm-6502.git
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Make Binary::TypeID more granular, to distinguish between ELF 32/64 little/big git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152435 91177308-0d34-0410-b5e6-96231b3b80d8
146 lines
3.6 KiB
C++
146 lines
3.6 KiB
C++
//===- Archive.h - ar archive file format -----------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file declares the ar archive file format class.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_OBJECT_ARCHIVE_H
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#define LLVM_OBJECT_ARCHIVE_H
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#include "llvm/Object/Binary.h"
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#include "llvm/ADT/StringRef.h"
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#include "llvm/Support/DataTypes.h"
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namespace llvm {
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namespace object {
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class Archive : public Binary {
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virtual void anchor();
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public:
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class Child {
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const Archive *Parent;
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StringRef Data;
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public:
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Child(const Archive *p, StringRef d) : Parent(p), Data(d) {}
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bool operator ==(const Child &other) const {
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return (Parent == other.Parent) && (Data.begin() == other.Data.begin());
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}
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bool operator <(const Child &other) const {
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return Data.begin() < other.Data.begin();
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}
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Child getNext() const;
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error_code getName(StringRef &Result) const;
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int getLastModified() const;
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int getUID() const;
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int getGID() const;
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int getAccessMode() const;
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///! Return the size of the archive member without the header or padding.
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uint64_t getSize() const;
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MemoryBuffer *getBuffer() const;
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error_code getAsBinary(OwningPtr<Binary> &Result) const;
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};
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class child_iterator {
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Child child;
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public:
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child_iterator() : child(Child(0, StringRef())) {}
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child_iterator(const Child &c) : child(c) {}
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const Child* operator->() const {
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return &child;
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}
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bool operator==(const child_iterator &other) const {
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return child == other.child;
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}
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bool operator!=(const child_iterator &other) const {
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return !(*this == other);
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}
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bool operator <(const child_iterator &other) const {
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return child < other.child;
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}
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child_iterator& operator++() { // Preincrement
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child = child.getNext();
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return *this;
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}
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};
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class Symbol {
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const Archive *Parent;
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uint32_t SymbolIndex;
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uint32_t StringIndex; // Extra index to the string.
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public:
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bool operator ==(const Symbol &other) const {
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return (Parent == other.Parent) && (SymbolIndex == other.SymbolIndex);
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}
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Symbol(const Archive *p, uint32_t symi, uint32_t stri)
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: Parent(p)
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, SymbolIndex(symi)
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, StringIndex(stri) {}
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error_code getName(StringRef &Result) const;
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error_code getMember(child_iterator &Result) const;
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Symbol getNext() const;
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};
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class symbol_iterator {
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Symbol symbol;
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public:
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symbol_iterator(const Symbol &s) : symbol(s) {}
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const Symbol *operator->() const {
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return &symbol;
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}
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bool operator==(const symbol_iterator &other) const {
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return symbol == other.symbol;
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}
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bool operator!=(const symbol_iterator &other) const {
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return !(*this == other);
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}
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symbol_iterator& operator++() { // Preincrement
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symbol = symbol.getNext();
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return *this;
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}
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};
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Archive(MemoryBuffer *source, error_code &ec);
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child_iterator begin_children(bool skip_internal = true) const;
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child_iterator end_children() const;
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symbol_iterator begin_symbols() const;
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symbol_iterator end_symbols() const;
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// Cast methods.
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static inline bool classof(Archive const *v) { return true; }
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static inline bool classof(Binary const *v) {
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return v->isArchive();
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}
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private:
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child_iterator SymbolTable;
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child_iterator StringTable;
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};
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}
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}
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#endif
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