105     def write_pkginfo(self, package_file):  argument
132             package_file.write(pkginfo)
139     def write_component_info(self, component, package_file):  argument
148             package_file.seek(self.compinfo_offset)
149             package_file.write(component.component_addr)
152             package_file.seek(self.compinfo_offset)
156             package_file.write(component_info)
159             package_file.seek(self.compinfo_offset)
160             package_file.write(component.version)
163             package_file.seek(self.compinfo_offset)
166             package_file.write(component_size)
169             package_file.seek(self.compinfo_offset)
170             package_file.write(component.digest)
176     def write_component(self, component, package_file):  argument
182                 package_file.seek(self.component_offset)
183                 package_file.write(component_data)
192     def calculate_hash(self, package_file):  argument
196         package_file.seek(0)
198             hash_sha256.update(package_file.read(BLOCK_SIZE))
201             hash_sha256.update(package_file.read(remain_len))
204     def calculate_header_hash(self, package_file):  argument
208         package_file.seek(0)
210             hash_sha256.update(package_file.read(BLOCK_SIZE))
213             hash_sha256.update(package_file.read(remain_len))
248         with open(self.save_path, "rb+") as package_file:
250             digest = self.calculate_hash(package_file)
272             package_file.seek(self.sign_offset)
273             package_file.write(signature)
278     def sign_header(self, sign_algo, hash_check_data, package_file):  argument
280         digest = self.calculate_header_hash(package_file)
300         package_file.seek(self.hash_info_offset)
301         package_file.write(hash_check_data.signdata)
319         with os.fdopen(package_fd, "wb+") as package_file:
321             if not self.write_pkginfo(package_file):
331                 if not self.write_component_info(self.component_list[i], package_file):
342                 package_file.seek(self.compinfo_offset)
343                 package_file.write(
353                     package_file.seek(self.hash_info_offset)
354                     package_file.write(hash_check_data.hashinfo_value + hash_check_data.hashdata)
360             self.sign_header(SIGN_ALGO_RSA, hash_check_data, package_file)
363                 if not self.write_component(self.component_list[i], package_file):