forked from OSchip/llvm-project
85 lines
2.4 KiB
C++
85 lines
2.4 KiB
C++
//===- DLL.h -------------------------------------------------------------===//
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//
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// The LLVM Linker
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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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#ifndef LLD_COFF_DLL_H
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#define LLD_COFF_DLL_H
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#include "Chunks.h"
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#include "Symbols.h"
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namespace lld {
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namespace coff {
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// Windows-specific.
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// IdataContents creates all chunks for the DLL import table.
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// You are supposed to call add() to add symbols and then
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// call getChunks() to get a list of chunks.
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class IdataContents {
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public:
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void add(DefinedImportData *Sym) { Imports.push_back(Sym); }
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bool empty() { return Imports.empty(); }
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std::vector<Chunk *> getChunks();
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uint64_t getDirRVA() { return Dirs[0]->getRVA(); }
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uint64_t getDirSize();
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uint64_t getIATRVA() { return Addresses[0]->getRVA(); }
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uint64_t getIATSize();
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private:
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void create();
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std::vector<DefinedImportData *> Imports;
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std::vector<std::unique_ptr<Chunk>> Dirs;
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std::vector<std::unique_ptr<Chunk>> Lookups;
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std::vector<std::unique_ptr<Chunk>> Addresses;
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std::vector<std::unique_ptr<Chunk>> Hints;
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std::map<StringRef, std::unique_ptr<Chunk>> DLLNames;
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};
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// Windows-specific.
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// DelayLoadContents creates all chunks for the delay-load DLL import table.
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class DelayLoadContents {
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public:
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void add(DefinedImportData *Sym) { Imports.push_back(Sym); }
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bool empty() { return Imports.empty(); }
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void create(Defined *Helper);
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std::vector<Chunk *> getChunks();
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std::vector<Chunk *> getDataChunks();
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std::vector<std::unique_ptr<Chunk>> &getCodeChunks() { return Thunks; }
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uint64_t getDirRVA() { return Dirs[0]->getRVA(); }
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uint64_t getDirSize();
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private:
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Chunk *newThunkChunk(DefinedImportData *S, Chunk *Dir);
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Defined *Helper;
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std::vector<DefinedImportData *> Imports;
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std::vector<std::unique_ptr<Chunk>> Dirs;
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std::vector<std::unique_ptr<Chunk>> ModuleHandles;
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std::vector<std::unique_ptr<Chunk>> Addresses;
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std::vector<std::unique_ptr<Chunk>> Names;
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std::vector<std::unique_ptr<Chunk>> HintNames;
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std::vector<std::unique_ptr<Chunk>> Thunks;
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std::map<StringRef, std::unique_ptr<Chunk>> DLLNames;
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};
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// Windows-specific.
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// EdataContents creates all chunks for the DLL export table.
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class EdataContents {
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public:
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EdataContents();
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std::vector<std::unique_ptr<Chunk>> Chunks;
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};
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} // namespace coff
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} // namespace lld
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#endif
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