elf_object.hh (11389:1e55f16160cb) elf_object.hh (11392:5967db4cff04)
1/*
2 * Copyright (c) 2013 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

--- 67 unchanged lines hidden (view full) ---

76 bool relocate;
77
78 // The ldMin and ldMax fields are required to know how large of an
79 // area is required to map the interpreter.
80 Addr ldMin;
81 Addr ldMax;
82
83 /// Helper functions for loadGlobalSymbols() and loadLocalSymbols().
1/*
2 * Copyright (c) 2013 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

--- 67 unchanged lines hidden (view full) ---

76 bool relocate;
77
78 // The ldMin and ldMax fields are required to know how large of an
79 // area is required to map the interpreter.
80 Addr ldMin;
81 Addr ldMax;
82
83 /// Helper functions for loadGlobalSymbols() and loadLocalSymbols().
84 bool loadSomeSymbols(SymbolTable *symtab, int binding, Addr mask);
84 bool loadSomeSymbols(SymbolTable *symtab, int binding, Addr mask,
85 Addr base, Addr offset);
85
86 ElfObject(const std::string &_filename, size_t _len, uint8_t *_data,
87 Arch _arch, OpSys _opSys);
88
89 void getSections();
90 bool sectionExists(std::string sec);
91
92 std::vector<Segment> extraSegments;
93
94 public:
95 virtual ~ElfObject() {}
96
86
87 ElfObject(const std::string &_filename, size_t _len, uint8_t *_data,
88 Arch _arch, OpSys _opSys);
89
90 void getSections();
91 bool sectionExists(std::string sec);
92
93 std::vector<Segment> extraSegments;
94
95 public:
96 virtual ~ElfObject() {}
97
97 bool loadSections(PortProxy& memProxy,
98 Addr addrMask = std::numeric_limits<Addr>::max(),
99 Addr offset = 0) override;
100 virtual bool loadGlobalSymbols(SymbolTable *symtab, Addr addrMask =
101 std::numeric_limits<Addr>::max()) override;
102 virtual bool loadLocalSymbols(SymbolTable *symtab, Addr addrMask =
103 std::numeric_limits<Addr>::max()) override;
104 virtual bool loadWeakSymbols(SymbolTable *symtab, Addr addrMask =
105 std::numeric_limits<Addr>::max()) override;
98 bool loadSections(PortProxy& mem_proxy, Addr addr_mask = maxAddr,
99 Addr offset = 0) override;
106
100
101 virtual bool loadAllSymbols(SymbolTable *symtab, Addr base = 0,
102 Addr offset = 0, Addr addr_mask = maxAddr)
103 override;
104
105 virtual bool loadGlobalSymbols(SymbolTable *symtab, Addr base = 0,
106 Addr offset = 0, Addr addr_mask = maxAddr)
107 override;
108
109 virtual bool loadLocalSymbols(SymbolTable *symtab, Addr base = 0,
110 Addr offset = 0, Addr addr_mask = maxAddr)
111 override;
112
113 virtual bool loadWeakSymbols(SymbolTable *symtab, Addr base = 0,
114 Addr offset = 0, Addr addr_mask = maxAddr)
115 override;
116
117
107 virtual ObjectFile *getInterpreter() const override
108 { return interpreter; }
109 virtual Addr bias() const override { return ldBias; }
110 virtual bool relocatable() const override { return relocate; }
111 virtual Addr mapSize() const override { return ldMax - ldMin; }
112 virtual void updateBias(Addr bias_addr) override;
113
114 virtual bool hasTLS() override { return sectionExists(".tbss"); }
115
116 static ObjectFile *tryFile(const std::string &fname,
117 size_t len, uint8_t *data,
118 bool skip_interp_check = false);
119 Addr programHeaderTable() {return _programHeaderTable;}
120 uint16_t programHeaderSize() {return _programHeaderSize;}
121 uint16_t programHeaderCount() {return _programHeaderCount;}
122};
123
124#endif // __ELF_OBJECT_HH__
118 virtual ObjectFile *getInterpreter() const override
119 { return interpreter; }
120 virtual Addr bias() const override { return ldBias; }
121 virtual bool relocatable() const override { return relocate; }
122 virtual Addr mapSize() const override { return ldMax - ldMin; }
123 virtual void updateBias(Addr bias_addr) override;
124
125 virtual bool hasTLS() override { return sectionExists(".tbss"); }
126
127 static ObjectFile *tryFile(const std::string &fname,
128 size_t len, uint8_t *data,
129 bool skip_interp_check = false);
130 Addr programHeaderTable() {return _programHeaderTable;}
131 uint16_t programHeaderSize() {return _programHeaderSize;}
132 uint16_t programHeaderCount() {return _programHeaderCount;}
133};
134
135#endif // __ELF_OBJECT_HH__