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Add the option, -info-plist to llvm-objdump used with -macho to print the

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Mach-O info plist section as strings.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@231974 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Kevin Enderby 2015-03-11 22:06:32 +00:00
parent 5233c26b6b
commit 8284f0fb29
4 changed files with 38 additions and 0 deletions
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7
test/tools/llvm-objdump/X86/macho-info-plist.test Normal file
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@ -0,0 +1,7 @@
# RUN: llvm-mc < %s -triple x86_64-apple-darwin -filetype=obj | llvm-objdump -m -info-plist - | FileCheck %s
.section __TEXT, __info_plist
.asciz "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
# CHECK: Contents of (__TEXT,__info_plist) section
# CHECK: <?xml version="1.0" encoding="UTF-8"?>

29
tools/llvm-objdump/MachODump.cpp
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@ -96,6 +96,11 @@ cl::list<std::string>
cl::desc("Prints the specified segment,section for "
"Mach-O objects (requires -macho)"));
cl::opt<bool>
llvm::InfoPlist("info-plist",
cl::desc("Print the info plist section as strings for "
"Mach-O objects (requires -macho)"));
static cl::list<std::string>
ArchFlags("arch", cl::desc("architecture(s) from a Mach-O file to dump"),
cl::ZeroOrMore);
@ -981,6 +986,10 @@ static void DumpSectionContents(StringRef Filename, MachOObjectFile *O,
DisassembleMachO(Filename, O, SegName, SectName);
continue;
}
if (SegName == "__TEXT" && SectName == "__info_plist") {
outs() << sect;
continue;
}
switch (section_type) {
case MachO::S_REGULAR:
DumpRawSectionContents(O, sect, sect_size, sect_addr);
@ -1026,6 +1035,24 @@ static void DumpSectionContents(StringRef Filename, MachOObjectFile *O,
}
}
static void DumpInfoPlistSectionContents(StringRef Filename,
MachOObjectFile *O) {
for (const SectionRef &Section : O->sections()) {
StringRef SectName;
Section.getName(SectName);
DataRefImpl Ref = Section.getRawDataRefImpl();
StringRef SegName = O->getSectionFinalSegmentName(Ref);
if (SegName == "__TEXT" && SectName == "__info_plist") {
outs() << "Contents of (" << SegName << "," << SectName << ") section\n";
StringRef BytesStr;
Section.getContents(BytesStr);
const char *sect = reinterpret_cast<const char *>(BytesStr.data());
outs() << sect;
return;
}
}
}
// checkMachOAndArchFlags() checks to see if the ObjectFile is a Mach-O file
// and if it is and there is a list of architecture flags is specified then
// check to make sure this Mach-O file is one of those architectures or all
@ -1097,6 +1124,8 @@ static void ProcessMachO(StringRef Filename, MachOObjectFile *MachOOF,
PrintSectionContents(MachOOF);
if (DumpSections.size() != 0)
DumpSectionContents(Filename, MachOOF, true);
if (InfoPlist)
DumpInfoPlistSectionContents(Filename, MachOOF);
if (SymbolTable)
PrintSymbolTable(MachOOF);
if (UnwindInfo)

1
tools/llvm-objdump/llvm-objdump.cpp
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@ -907,6 +907,7 @@ int main(int argc, char **argv) {
&& !(IndirectSymbols && MachOOpt)
&& !(DataInCode && MachOOpt)
&& !(LinkOptHints && MachOOpt)
&& !(InfoPlist && MachOOpt)
&& !(DumpSections.size() != 0 && MachOOpt)) {
cl::PrintHelpMessage();
return 2;

1
tools/llvm-objdump/llvm-objdump.h
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@ -40,6 +40,7 @@ extern cl::opt<bool> ArchiveHeaders;
extern cl::opt<bool> IndirectSymbols;
extern cl::opt<bool> DataInCode;
extern cl::opt<bool> LinkOptHints;
extern cl::opt<bool> InfoPlist;
extern cl::opt<bool> Relocations;
extern cl::opt<bool> SectionHeaders;
extern cl::opt<bool> SectionContents;