| //===-- lib/Archive/ArchiveInternals.h -------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file was developed by Reid Spencer and is distributed under the |
| // University of Illinois Open Source License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // Internal implementation header for LLVM Archive files. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LIB_ARCHIVE_ARCHIVEINTERNALS_H |
| #define LIB_ARCHIVE_ARCHIVEINTERNALS_H |
| |
| #include "llvm/Bitcode/Archive.h" |
| #include "llvm/System/TimeValue.h" |
| #include "llvm/ADT/StringExtras.h" |
| |
| #define ARFILE_MAGIC "!<arch>\n" ///< magic string |
| #define ARFILE_MAGIC_LEN (sizeof(ARFILE_MAGIC)-1) ///< length of magic string |
| #define ARFILE_SVR4_SYMTAB_NAME "/ " ///< SVR4 symtab entry name |
| #define ARFILE_LLVM_SYMTAB_NAME "#_LLVM_SYM_TAB_#" ///< LLVM symtab entry name |
| #define ARFILE_BSD4_SYMTAB_NAME "__.SYMDEF SORTED" ///< BSD4 symtab entry name |
| #define ARFILE_STRTAB_NAME "// " ///< Name of string table |
| #define ARFILE_PAD "\n" ///< inter-file align padding |
| #define ARFILE_MEMBER_MAGIC "`\n" ///< fmag field magic # |
| |
| namespace llvm { |
| |
| /// The ArchiveMemberHeader structure is used internally for bitcode |
| /// archives. |
| /// The header precedes each file member in the archive. This structure is |
| /// defined using character arrays for direct and correct interpretation |
| /// regardless of the endianess of the machine that produced it. |
| /// @brief Archive File Member Header |
| class ArchiveMemberHeader { |
| /// @name Data |
| /// @{ |
| public: |
| char name[16]; ///< Name of the file member. |
| char date[12]; ///< File date, decimal seconds since Epoch |
| char uid[6]; ///< user id in ASCII decimal |
| char gid[6]; ///< group id in ASCII decimal |
| char mode[8]; ///< file mode in ASCII octal |
| char size[10]; ///< file size in ASCII decimal |
| char fmag[2]; ///< Always contains ARFILE_MAGIC_TERMINATOR |
| |
| /// @} |
| /// @name Methods |
| /// @{ |
| public: |
| void init() { |
| memset(name,' ',16); |
| memset(date,' ',12); |
| memset(uid,' ',6); |
| memset(gid,' ',6); |
| memset(mode,' ',8); |
| memset(size,' ',10); |
| fmag[0] = '`'; |
| fmag[1] = '\n'; |
| } |
| |
| bool checkSignature() { |
| return 0 == memcmp(fmag, ARFILE_MEMBER_MAGIC,2); |
| } |
| }; |
| |
| // Get just the externally visible defined symbols from the bitcode |
| bool GetBitcodeSymbols(const sys::Path& fName, |
| std::vector<std::string>& symbols, |
| std::string* ErrMsg); |
| |
| ModuleProvider* GetBitcodeSymbols(const unsigned char*Buffer,unsigned Length, |
| const std::string& ModuleID, |
| std::vector<std::string>& symbols, |
| std::string* ErrMsg); |
| } |
| |
| #endif |
| |
| // vim: sw=2 ai |