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[Object/COFF]: Expose getSectionName.
Also add some documentation. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153050 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -88,7 +88,14 @@ public:
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}
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};
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/// @brief Create a Binary from Source, autodetecting the file type.
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///
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/// @param Source The data to create the Binary from. Ownership is transfered
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/// to Result if successful. If an error is returned, Source is destroyed
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/// by createBinary before returning.
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/// @param Result A pointer to the resulting Binary if no error occured.
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error_code createBinary(MemoryBuffer *Source, OwningPtr<Binary> &Result);
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error_code createBinary(StringRef Path, OwningPtr<Binary> &Result);
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}
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@ -177,6 +177,7 @@ public:
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return ec;
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}
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error_code getSymbolName(const coff_symbol *symbol, StringRef &Res) const;
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error_code getSectionName(const coff_section *Sec, StringRef &Res) const;
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static inline bool classof(const Binary *v) {
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return v->isCOFF();
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@ -300,25 +300,7 @@ error_code COFFObjectFile::getSectionNext(DataRefImpl Sec,
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error_code COFFObjectFile::getSectionName(DataRefImpl Sec,
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StringRef &Result) const {
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const coff_section *sec = toSec(Sec);
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StringRef name;
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if (sec->Name[7] == 0)
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// Null terminated, let ::strlen figure out the length.
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name = sec->Name;
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else
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// Not null terminated, use all 8 bytes.
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name = StringRef(sec->Name, 8);
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// Check for string table entry. First byte is '/'.
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if (name[0] == '/') {
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uint32_t Offset;
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if (name.substr(1).getAsInteger(10, Offset))
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return object_error::parse_failed;
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if (error_code ec = getString(Offset, name))
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return ec;
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}
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Result = name;
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return object_error::success;
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return getSectionName(sec, Result);
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}
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error_code COFFObjectFile::getSectionAddress(DataRefImpl Sec,
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@ -631,6 +613,29 @@ error_code COFFObjectFile::getSymbolName(const coff_symbol *symbol,
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return object_error::success;
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}
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error_code COFFObjectFile::getSectionName(const coff_section *Sec,
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StringRef &Res) const {
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StringRef Name;
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if (Sec->Name[7] == 0)
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// Null terminated, let ::strlen figure out the length.
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Name = Sec->Name;
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else
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// Not null terminated, use all 8 bytes.
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Name = StringRef(Sec->Name, 8);
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// Check for string table entry. First byte is '/'.
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if (Name[0] == '/') {
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uint32_t Offset;
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if (Name.substr(1).getAsInteger(10, Offset))
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return object_error::parse_failed;
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if (error_code ec = getString(Offset, Name))
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return ec;
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}
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Res = Name;
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return object_error::success;
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}
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const coff_relocation *COFFObjectFile::toRel(DataRefImpl Rel) const {
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return reinterpret_cast<const coff_relocation*>(Rel.p);
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}
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