diff options
Diffstat (limited to 'import-layers/yocto-poky/meta/lib/oe/qa.py')
| -rw-r--r-- | import-layers/yocto-poky/meta/lib/oe/qa.py | 56 |
1 files changed, 38 insertions, 18 deletions
diff --git a/import-layers/yocto-poky/meta/lib/oe/qa.py b/import-layers/yocto-poky/meta/lib/oe/qa.py index 3cfeee737..fbe719d8e 100644 --- a/import-layers/yocto-poky/meta/lib/oe/qa.py +++ b/import-layers/yocto-poky/meta/lib/oe/qa.py @@ -43,48 +43,48 @@ class ELFFile: if not os.path.isfile(self.name): raise NotELFFileError("%s is not a normal file" % self.name) - self.file = file(self.name, "r") - # Read 4k which should cover most of the headers we're after - self.data = self.file.read(4096) + with open(self.name, "rb") as f: + # Read 4k which should cover most of the headers we're after + self.data = f.read(4096) if len(self.data) < ELFFile.EI_NIDENT + 4: raise NotELFFileError("%s is not an ELF" % self.name) - self.my_assert(self.data[0], chr(0x7f) ) - self.my_assert(self.data[1], 'E') - self.my_assert(self.data[2], 'L') - self.my_assert(self.data[3], 'F') + self.my_assert(self.data[0], 0x7f) + self.my_assert(self.data[1], ord('E')) + self.my_assert(self.data[2], ord('L')) + self.my_assert(self.data[3], ord('F')) if self.bits == 0: - if self.data[ELFFile.EI_CLASS] == chr(ELFFile.ELFCLASS32): + if self.data[ELFFile.EI_CLASS] == ELFFile.ELFCLASS32: self.bits = 32 - elif self.data[ELFFile.EI_CLASS] == chr(ELFFile.ELFCLASS64): + elif self.data[ELFFile.EI_CLASS] == ELFFile.ELFCLASS64: self.bits = 64 else: # Not 32-bit or 64.. lets assert raise NotELFFileError("ELF but not 32 or 64 bit.") elif self.bits == 32: - self.my_assert(self.data[ELFFile.EI_CLASS], chr(ELFFile.ELFCLASS32)) + self.my_assert(self.data[ELFFile.EI_CLASS], ELFFile.ELFCLASS32) elif self.bits == 64: - self.my_assert(self.data[ELFFile.EI_CLASS], chr(ELFFile.ELFCLASS64)) + self.my_assert(self.data[ELFFile.EI_CLASS], ELFFile.ELFCLASS64) else: raise NotELFFileError("Must specify unknown, 32 or 64 bit size.") - self.my_assert(self.data[ELFFile.EI_VERSION], chr(ELFFile.EV_CURRENT) ) + self.my_assert(self.data[ELFFile.EI_VERSION], ELFFile.EV_CURRENT) self.sex = self.data[ELFFile.EI_DATA] - if self.sex == chr(ELFFile.ELFDATANONE): + if self.sex == ELFFile.ELFDATANONE: raise NotELFFileError("self.sex == ELFDATANONE") - elif self.sex == chr(ELFFile.ELFDATA2LSB): + elif self.sex == ELFFile.ELFDATA2LSB: self.sex = "<" - elif self.sex == chr(ELFFile.ELFDATA2MSB): + elif self.sex == ELFFile.ELFDATA2MSB: self.sex = ">" else: raise NotELFFileError("Unknown self.sex") def osAbi(self): - return ord(self.data[ELFFile.EI_OSABI]) + return self.data[ELFFile.EI_OSABI] def abiVersion(self): - return ord(self.data[ELFFile.EI_ABIVERSION]) + return self.data[ELFFile.EI_ABIVERSION] def abiSize(self): return self.bits @@ -144,8 +144,28 @@ class ELFFile: bb.note("%s %s %s failed: %s" % (objdump, cmd, self.name, e)) return "" +def elf_machine_to_string(machine): + """ + Return the name of a given ELF e_machine field or the hex value as a string + if it isn't recognised. + """ + try: + return { + 0x02: "SPARC", + 0x03: "x86", + 0x08: "MIPS", + 0x14: "PowerPC", + 0x28: "ARM", + 0x2A: "SuperH", + 0x32: "IA-64", + 0x3E: "x86-64", + 0xB7: "AArch64" + }[machine] + except: + return "Unknown (%s)" % repr(machine) + if __name__ == "__main__": import sys elf = ELFFile(sys.argv[1]) elf.open() - print elf.isDynamic() + print(elf.isDynamic()) |
