204   auto footer = std::make_unique<AvbFooter>();  in GetAvbFooter()  local
206   // The AVB footer is located in the last part of the image  in GetAvbFooter()
208     return Error() << "Cannot check avb footer without image offset and size";  in GetAvbFooter()
214     return ErrnoError() << "Couldn't seek to AVB footer";  in GetAvbFooter()
219     return ErrnoError() << "Couldn't read AVB footer";  in GetAvbFooter()
223                                         footer.get())) {  in GetAvbFooter()
224     return Error() << "AVB footer verification failed.";  in GetAvbFooter()
227   LOG(VERBOSE) << "AVB footer verification successful.";  in GetAvbFooter()
228   return footer;  in GetAvbFooter()
269                                                 const AvbFooter& footer,  in VerifyVbMeta()  argument
271   if (footer.vbmeta_size > kVbMetaMaxSize) {  in VerifyVbMeta()
272     return Errorf("VbMeta size in footer exceeds kVbMetaMaxSize.");  in VerifyVbMeta()
279   off_t offset = apex.GetImageOffset().value() + footer.vbmeta_offset;  in VerifyVbMeta()
280   std::unique_ptr<uint8_t[]> vbmeta_buf(new uint8_t[footer.vbmeta_size]);  in VerifyVbMeta()
282   if (!ReadFullyAtOffset(fd, vbmeta_buf.get(), footer.vbmeta_size, offset)) {  in VerifyVbMeta()
287       VerifyVbMetaSignature(apex, vbmeta_buf.get(), footer.vbmeta_size);  in VerifyVbMeta()
361   Result<std::unique_ptr<AvbFooter>> footer = GetAvbFooter(*this, fd);  in VerifyApexVerity()  local
362   if (!footer.ok()) {  in VerifyApexVerity()
363     return footer.error();  in VerifyApexVerity()
367       VerifyVbMeta(*this, fd, **footer, public_key);  in VerifyApexVerity()
373       FindDescriptor(vbmeta_data->get(), (*footer)->vbmeta_size);  in VerifyApexVerity()