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Recognize asar archive with unpacked files

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This commit is contained in:
Cheng Zhao 2015-03-20 20:34:58 +08:00
parent dc82553fc3
commit b5a8cfb704
9 changed files with 84 additions and 55 deletions
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21
atom/common/asar/archive.cc
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@ -81,18 +81,22 @@ bool GetNodeFromPath(std::string path,
bool FillFileInfoWithNode(Archive::FileInfo* info,
uint32 header_size,
const base::DictionaryValue* node) {
int size;
if (!node->GetInteger("size", &size))
return false;
info->size = static_cast<uint32>(size);
info->unpacked = false;
if (node->GetBoolean("unpacked", &info->unpacked) && info->unpacked)
return true;
std::string offset;
if (!node->GetString("offset", &offset))
return false;
if (!base::StringToUint64(offset, &info->offset))
return false;
int size;
if (!node->GetInteger("size", &size))
return false;
info->offset += header_size;
info->size = static_cast<uint32>(size);
return true;
}
@ -240,6 +244,11 @@ bool Archive::CopyFileOut(const base::FilePath& path, base::FilePath* out) {
if (!GetFileInfo(path, &info))
return false;
if (info.unpacked) {
*out = path_.AddExtension(FILE_PATH_LITERAL("unpacked")).Append(path);
return true;
}
scoped_ptr<ScopedTemporaryFile> temp_file(new ScopedTemporaryFile);
if (!temp_file->InitFromFile(path_, info.offset, info.size))
return false;