return Error::success();
}
+static Error checkVersCommand(const MachOObjectFile *Obj,
+ const MachOObjectFile::LoadCommandInfo &Load,
+ uint32_t LoadCommandIndex,
+ const char **LoadCmd, const char *CmdName) {
+ if (Load.C.cmdsize != sizeof(MachO::version_min_command))
+ return malformedError("load command " + Twine(LoadCommandIndex) + " " +
+ CmdName + " has incorrect cmdsize");
+ if (*LoadCmd != nullptr)
+ return malformedError("more than one LC_VERSION_MIN_MACOSX, "
+ "LC_VERSION_MIN_IPHONEOS, LC_VERSION_MIN_TVOS or "
+ "LC_VERSION_MIN_WATCHOS command");
+ *LoadCmd = Load.Ptr;
+ return Error::success();
+}
+
Expected<std::unique_ptr<MachOObjectFile>>
MachOObjectFile::create(MemoryBufferRef Object, bool IsLittleEndian,
bool Is64Bits) {
const char *FuncStartsLoadCmd = nullptr;
const char *SplitInfoLoadCmd = nullptr;
const char *CodeSignDrsLoadCmd = nullptr;
+ const char *VersLoadCmd = nullptr;
for (unsigned I = 0; I < LoadCommandCount; ++I) {
if (is64Bit()) {
if (Load.C.cmdsize % 8 != 0) {
} else if (Load.C.cmd == MachO::LC_DYLD_ENVIRONMENT) {
if ((Err = checkDyldCommand(this, Load, I, "LC_DYLD_ENVIRONMENT")))
return;
+ } else if (Load.C.cmd == MachO::LC_VERSION_MIN_MACOSX) {
+ if ((Err = checkVersCommand(this, Load, I, &VersLoadCmd,
+ "LC_VERSION_MIN_MACOSX")))
+ return;
+ } else if (Load.C.cmd == MachO::LC_VERSION_MIN_IPHONEOS) {
+ if ((Err = checkVersCommand(this, Load, I, &VersLoadCmd,
+ "LC_VERSION_MIN_IPHONEOS")))
+ return;
+ } else if (Load.C.cmd == MachO::LC_VERSION_MIN_TVOS) {
+ if ((Err = checkVersCommand(this, Load, I, &VersLoadCmd,
+ "LC_VERSION_MIN_TVOS")))
+ return;
+ } else if (Load.C.cmd == MachO::LC_VERSION_MIN_WATCHOS) {
+ if ((Err = checkVersCommand(this, Load, I, &VersLoadCmd,
+ "LC_VERSION_MIN_WATCHOS")))
+ return;
}
if (I < LoadCommandCount - 1) {
if (auto LoadOrErr = getNextLoadCommandInfo(this, I, Load))
RUN: not llvm-objdump -macho -private-headers %p/Inputs/macho-invalid-dyld-name_toobig 2>&1 | FileCheck -check-prefix INVALID-DYLD-NAME_TOOBIG %s
INVALID-DYLD-NAME_TOOBIG: macho-invalid-dyld-name_toobig': truncated or malformed object (load command 0 LC_DYLD_ENVIRONMENT dyld name extends past the end of the load command)
+
+RUN: not llvm-objdump -macho -private-headers %p/Inputs/macho-invalid-vers-small 2>&1 | FileCheck -check-prefix INVALID-VERS-SMALL %s
+INVALID-VERS-SMALL: macho-invalid-vers-small': truncated or malformed object (load command 0 LC_VERSION_MIN_MACOSX has incorrect cmdsize)
+
+RUN: not llvm-objdump -macho -private-headers %p/Inputs/macho-invalid-vers-more-than-one 2>&1 | FileCheck -check-prefix INVALID-VERS-MORE-THAN-ONE %s
+INVALID-VERS-MORE-THAN-ONE: macho-invalid-vers-more-than-one': truncated or malformed object (more than one LC_VERSION_MIN_MACOSX, LC_VERSION_MIN_IPHONEOS, LC_VERSION_MIN_TVOS or LC_VERSION_MIN_WATCHOS command)