annotated_operation.cc revision a12ee11c78ac6d7c2605921a4006b6a7416e0c35
1// Copyright 2015 The Chromium OS Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#include "update_engine/payload_generator/annotated_operation.h" 6 7#include <base/format_macros.h> 8#include <base/strings/string_number_conversions.h> 9#include <base/strings/stringprintf.h> 10 11#include "update_engine/utils.h" 12 13using std::string; 14 15namespace chromeos_update_engine { 16 17namespace { 18// Output the list of extents as (start_block, num_blocks) in the passed output 19// stream. 20void OutputExtents(std::ostream* os, 21 const google::protobuf::RepeatedPtrField<Extent>& extents) { 22 for (const auto& extent : extents) { 23 *os << " (" << extent.start_block() << ", " << extent.num_blocks() << ")"; 24 } 25} 26} // namespace 27 28bool AnnotatedOperation::SetOperationBlob(chromeos::Blob* blob, 29 BlobFileWriter* blob_file) { 30 op.set_data_length(blob->size()); 31 off_t data_offset = blob_file->StoreBlob(*blob); 32 if (data_offset == -1) 33 return false; 34 op.set_data_offset(data_offset); 35 return true; 36} 37 38string InstallOperationTypeName(InstallOperation_Type op_type) { 39 switch (op_type) { 40 case InstallOperation::BSDIFF: 41 return "BSDIFF"; 42 case InstallOperation::MOVE: 43 return "MOVE"; 44 case InstallOperation::REPLACE: 45 return "REPLACE"; 46 case InstallOperation::REPLACE_BZ: 47 return "REPLACE_BZ"; 48 case InstallOperation::SOURCE_COPY: 49 return "SOURCE_COPY"; 50 case InstallOperation::SOURCE_BSDIFF: 51 return "SOURCE_BSDIFF"; 52 } 53 return "UNK"; 54} 55 56std::ostream& operator<<(std::ostream& os, const AnnotatedOperation& aop) { 57 // For example, this prints: 58 // REPLACE_BZ 500 @3000 59 // name: /foo/bar 60 // dst: (123, 3) (127, 2) 61 os << InstallOperationTypeName(aop.op.type()) << " " << aop.op.data_length(); 62 if (aop.op.data_length() > 0) 63 os << " @" << aop.op.data_offset(); 64 if (!aop.name.empty()) { 65 os << std::endl << " name: " << aop.name; 66 } 67 if (aop.op.src_extents_size() != 0) { 68 os << std::endl << " src:"; 69 OutputExtents(&os, aop.op.src_extents()); 70 } 71 if (aop.op.dst_extents_size() != 0) { 72 os << std::endl << " dst:"; 73 OutputExtents(&os, aop.op.dst_extents()); 74 } 75 return os; 76} 77 78} // namespace chromeos_update_engine 79