mirror of
https://github.com/dolphin-emu/dolphin.git
synced 2025-07-21 05:09:34 -06:00
Reformat all the things. Have fun with merge conflicts.
This commit is contained in:
Pierre Bourdon
@ -19,47 +19,46 @@
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#include "Common/CommonTypes.h"
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#include "Common/FileUtil.h"
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#include "Common/Hash.h"
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#include "Common/Logging/Log.h"
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#include "Common/MsgHandler.h"
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#include "Common/StringUtil.h"
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#include "Common/Logging/Log.h"
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#include "DiscIO/Blob.h"
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#include "DiscIO/CompressedBlob.h"
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#include "DiscIO/DiscScrubber.h"
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namespace DiscIO
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{
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CompressedBlobReader::CompressedBlobReader(const std::string& filename) : m_file_name(filename)
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{
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m_file.Open(filename, "rb");
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m_file_size = File::GetSize(filename);
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m_file.ReadArray(&m_header, 1);
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m_file.Open(filename, "rb");
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m_file_size = File::GetSize(filename);
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m_file.ReadArray(&m_header, 1);
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SetSectorSize(m_header.block_size);
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SetSectorSize(m_header.block_size);
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// cache block pointers and hashes
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m_block_pointers.resize(m_header.num_blocks);
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m_file.ReadArray(m_block_pointers.data(), m_header.num_blocks);
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m_hashes.resize(m_header.num_blocks);
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m_file.ReadArray(m_hashes.data(), m_header.num_blocks);
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// cache block pointers and hashes
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m_block_pointers.resize(m_header.num_blocks);
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m_file.ReadArray(m_block_pointers.data(), m_header.num_blocks);
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m_hashes.resize(m_header.num_blocks);
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m_file.ReadArray(m_hashes.data(), m_header.num_blocks);
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m_data_offset = (sizeof(CompressedBlobHeader))
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+ (sizeof(u64)) * m_header.num_blocks // skip block pointers
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+ (sizeof(u32)) * m_header.num_blocks; // skip hashes
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m_data_offset = (sizeof(CompressedBlobHeader)) +
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(sizeof(u64)) * m_header.num_blocks // skip block pointers
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+ (sizeof(u32)) * m_header.num_blocks; // skip hashes
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// A compressed block is never ever longer than a decompressed block, so just header.block_size should be fine.
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// I still add some safety margin.
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const u32 zlib_buffer_size = m_header.block_size + 64;
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m_zlib_buffer.resize(zlib_buffer_size);
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// A compressed block is never ever longer than a decompressed block, so just header.block_size
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// should be fine.
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// I still add some safety margin.
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const u32 zlib_buffer_size = m_header.block_size + 64;
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m_zlib_buffer.resize(zlib_buffer_size);
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}
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std::unique_ptr<CompressedBlobReader> CompressedBlobReader::Create(const std::string& filename)
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{
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if (IsGCZBlob(filename))
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return std::unique_ptr<CompressedBlobReader>(new CompressedBlobReader(filename));
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if (IsGCZBlob(filename))
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return std::unique_ptr<CompressedBlobReader>(new CompressedBlobReader(filename));
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return nullptr;
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return nullptr;
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}
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CompressedBlobReader::~CompressedBlobReader()
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@ -69,343 +68,343 @@ CompressedBlobReader::~CompressedBlobReader()
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// IMPORTANT: Calling this function invalidates all earlier pointers gotten from this function.
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u64 CompressedBlobReader::GetBlockCompressedSize(u64 block_num) const
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{
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u64 start = m_block_pointers[block_num];
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if (block_num < m_header.num_blocks - 1)
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return m_block_pointers[block_num + 1] - start;
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else if (block_num == m_header.num_blocks - 1)
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return m_header.compressed_data_size - start;
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else
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PanicAlert("GetBlockCompressedSize - illegal block number %i", (int)block_num);
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return 0;
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u64 start = m_block_pointers[block_num];
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if (block_num < m_header.num_blocks - 1)
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return m_block_pointers[block_num + 1] - start;
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else if (block_num == m_header.num_blocks - 1)
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return m_header.compressed_data_size - start;
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else
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PanicAlert("GetBlockCompressedSize - illegal block number %i", (int)block_num);
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return 0;
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}
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bool CompressedBlobReader::GetBlock(u64 block_num, u8 *out_ptr)
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bool CompressedBlobReader::GetBlock(u64 block_num, u8* out_ptr)
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{
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bool uncompressed = false;
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u32 comp_block_size = (u32)GetBlockCompressedSize(block_num);
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u64 offset = m_block_pointers[block_num] + m_data_offset;
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bool uncompressed = false;
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u32 comp_block_size = (u32)GetBlockCompressedSize(block_num);
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u64 offset = m_block_pointers[block_num] + m_data_offset;
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if (offset & (1ULL << 63))
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{
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if (comp_block_size != m_header.block_size)
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PanicAlert("Uncompressed block with wrong size");
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uncompressed = true;
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offset &= ~(1ULL << 63);
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}
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if (offset & (1ULL << 63))
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{
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if (comp_block_size != m_header.block_size)
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PanicAlert("Uncompressed block with wrong size");
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uncompressed = true;
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offset &= ~(1ULL << 63);
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}
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// clear unused part of zlib buffer. maybe this can be deleted when it works fully.
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memset(&m_zlib_buffer[comp_block_size], 0, m_zlib_buffer.size() - comp_block_size);
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// clear unused part of zlib buffer. maybe this can be deleted when it works fully.
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memset(&m_zlib_buffer[comp_block_size], 0, m_zlib_buffer.size() - comp_block_size);
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m_file.Seek(offset, SEEK_SET);
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if (!m_file.ReadBytes(m_zlib_buffer.data(), comp_block_size))
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{
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PanicAlertT("The disc image \"%s\" is truncated, some of the data is missing.",
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m_file_name.c_str());
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m_file.Clear();
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return false;
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}
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m_file.Seek(offset, SEEK_SET);
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if (!m_file.ReadBytes(m_zlib_buffer.data(), comp_block_size))
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{
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PanicAlertT("The disc image \"%s\" is truncated, some of the data is missing.",
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m_file_name.c_str());
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m_file.Clear();
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return false;
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}
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// First, check hash.
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u32 block_hash = HashAdler32(m_zlib_buffer.data(), comp_block_size);
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if (block_hash != m_hashes[block_num])
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PanicAlertT("The disc image \"%s\" is corrupt.\n"
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"Hash of block %" PRIu64 " is %08x instead of %08x.",
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m_file_name.c_str(),
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block_num, block_hash, m_hashes[block_num]);
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// First, check hash.
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u32 block_hash = HashAdler32(m_zlib_buffer.data(), comp_block_size);
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if (block_hash != m_hashes[block_num])
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PanicAlertT("The disc image \"%s\" is corrupt.\n"
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"Hash of block %" PRIu64 " is %08x instead of %08x.",
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m_file_name.c_str(), block_num, block_hash, m_hashes[block_num]);
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if (uncompressed)
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{
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std::copy(m_zlib_buffer.begin(), m_zlib_buffer.begin() + comp_block_size, out_ptr);
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}
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else
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{
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z_stream z = {};
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z.next_in = m_zlib_buffer.data();
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z.avail_in = comp_block_size;
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if (z.avail_in > m_header.block_size)
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{
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PanicAlert("We have a problem");
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}
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z.next_out = out_ptr;
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z.avail_out = m_header.block_size;
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inflateInit(&z);
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int status = inflate(&z, Z_FULL_FLUSH);
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u32 uncomp_size = m_header.block_size - z.avail_out;
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if (status != Z_STREAM_END)
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{
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// this seem to fire wrongly from time to time
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// to be sure, don't use compressed isos :P
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PanicAlert("Failure reading block %" PRIu64 " - out of data and not at end.", block_num);
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}
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inflateEnd(&z);
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if (uncomp_size != m_header.block_size)
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{
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PanicAlert("Wrong block size");
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return false;
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}
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}
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return true;
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if (uncompressed)
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{
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std::copy(m_zlib_buffer.begin(), m_zlib_buffer.begin() + comp_block_size, out_ptr);
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}
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else
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{
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z_stream z = {};
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z.next_in = m_zlib_buffer.data();
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z.avail_in = comp_block_size;
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if (z.avail_in > m_header.block_size)
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{
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PanicAlert("We have a problem");
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}
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z.next_out = out_ptr;
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z.avail_out = m_header.block_size;
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inflateInit(&z);
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int status = inflate(&z, Z_FULL_FLUSH);
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u32 uncomp_size = m_header.block_size - z.avail_out;
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if (status != Z_STREAM_END)
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{
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// this seem to fire wrongly from time to time
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// to be sure, don't use compressed isos :P
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PanicAlert("Failure reading block %" PRIu64 " - out of data and not at end.", block_num);
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}
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inflateEnd(&z);
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if (uncomp_size != m_header.block_size)
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{
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PanicAlert("Wrong block size");
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return false;
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}
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}
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return true;
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}
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bool CompressFileToBlob(const std::string& infile, const std::string& outfile, u32 sub_type,
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int block_size, CompressCB callback, void* arg)
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int block_size, CompressCB callback, void* arg)
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{
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bool scrubbing = false;
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bool scrubbing = false;
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if (IsGCZBlob(infile))
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{
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PanicAlertT("\"%s\" is already compressed! Cannot compress it further.", infile.c_str());
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return false;
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}
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if (IsGCZBlob(infile))
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{
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PanicAlertT("\"%s\" is already compressed! Cannot compress it further.", infile.c_str());
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return false;
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}
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File::IOFile inf(infile, "rb");
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if (!inf)
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{
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PanicAlertT("Failed to open the input file \"%s\".", infile.c_str());
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return false;
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}
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File::IOFile inf(infile, "rb");
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if (!inf)
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{
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PanicAlertT("Failed to open the input file \"%s\".", infile.c_str());
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return false;
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}
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File::IOFile f(outfile, "wb");
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if (!f)
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{
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PanicAlertT("Failed to open the output file \"%s\".\n"
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"Check that you have permissions to write the target folder and that the media can be written.",
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outfile.c_str());
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return false;
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}
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File::IOFile f(outfile, "wb");
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if (!f)
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{
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PanicAlertT("Failed to open the output file \"%s\".\n"
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"Check that you have permissions to write the target folder and that the media can "
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"be written.",
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outfile.c_str());
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return false;
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}
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if (sub_type == 1)
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{
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if (!DiscScrubber::SetupScrub(infile, block_size))
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{
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PanicAlertT("\"%s\" failed to be scrubbed. Probably the image is corrupt.", infile.c_str());
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return false;
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}
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if (sub_type == 1)
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{
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if (!DiscScrubber::SetupScrub(infile, block_size))
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{
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PanicAlertT("\"%s\" failed to be scrubbed. Probably the image is corrupt.", infile.c_str());
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return false;
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}
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scrubbing = true;
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}
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scrubbing = true;
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}
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z_stream z = {};
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if (deflateInit(&z, 9) != Z_OK)
|
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{
|
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DiscScrubber::Cleanup();
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return false;
|
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}
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z_stream z = {};
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if (deflateInit(&z, 9) != Z_OK)
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{
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DiscScrubber::Cleanup();
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return false;
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}
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callback(GetStringT("Files opened, ready to compress."), 0, arg);
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callback(GetStringT("Files opened, ready to compress."), 0, arg);
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CompressedBlobHeader header;
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header.magic_cookie = kBlobCookie;
|
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header.sub_type = sub_type;
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header.block_size = block_size;
|
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header.data_size = File::GetSize(infile);
|
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CompressedBlobHeader header;
|
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header.magic_cookie = kBlobCookie;
|
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header.sub_type = sub_type;
|
||||
header.block_size = block_size;
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header.data_size = File::GetSize(infile);
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// round upwards!
|
||||
header.num_blocks = (u32)((header.data_size + (block_size - 1)) / block_size);
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// round upwards!
|
||||
header.num_blocks = (u32)((header.data_size + (block_size - 1)) / block_size);
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|
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std::vector<u64> offsets(header.num_blocks);
|
||||
std::vector<u32> hashes(header.num_blocks);
|
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std::vector<u8> out_buf(block_size);
|
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std::vector<u8> in_buf(block_size);
|
||||
std::vector<u64> offsets(header.num_blocks);
|
||||
std::vector<u32> hashes(header.num_blocks);
|
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std::vector<u8> out_buf(block_size);
|
||||
std::vector<u8> in_buf(block_size);
|
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|
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// seek past the header (we will write it at the end)
|
||||
f.Seek(sizeof(CompressedBlobHeader), SEEK_CUR);
|
||||
// seek past the offset and hash tables (we will write them at the end)
|
||||
f.Seek((sizeof(u64) + sizeof(u32)) * header.num_blocks, SEEK_CUR);
|
||||
// seek past the header (we will write it at the end)
|
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f.Seek(sizeof(CompressedBlobHeader), SEEK_CUR);
|
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// seek past the offset and hash tables (we will write them at the end)
|
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f.Seek((sizeof(u64) + sizeof(u32)) * header.num_blocks, SEEK_CUR);
|
||||
|
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// Now we are ready to write compressed data!
|
||||
u64 position = 0;
|
||||
int num_compressed = 0;
|
||||
int num_stored = 0;
|
||||
int progress_monitor = std::max<int>(1, header.num_blocks / 1000);
|
||||
bool success = true;
|
||||
// Now we are ready to write compressed data!
|
||||
u64 position = 0;
|
||||
int num_compressed = 0;
|
||||
int num_stored = 0;
|
||||
int progress_monitor = std::max<int>(1, header.num_blocks / 1000);
|
||||
bool success = true;
|
||||
|
||||
for (u32 i = 0; i < header.num_blocks; i++)
|
||||
{
|
||||
if (i % progress_monitor == 0)
|
||||
{
|
||||
const u64 inpos = inf.Tell();
|
||||
int ratio = 0;
|
||||
if (inpos != 0)
|
||||
ratio = (int)(100 * position / inpos);
|
||||
for (u32 i = 0; i < header.num_blocks; i++)
|
||||
{
|
||||
if (i % progress_monitor == 0)
|
||||
{
|
||||
const u64 inpos = inf.Tell();
|
||||
int ratio = 0;
|
||||
if (inpos != 0)
|
||||
ratio = (int)(100 * position / inpos);
|
||||
|
||||
std::string temp = StringFromFormat(GetStringT("%i of %i blocks. Compression ratio %i%%").c_str(),
|
||||
i, header.num_blocks, ratio);
|
||||
bool was_cancelled = !callback(temp, (float)i / (float)header.num_blocks, arg);
|
||||
if (was_cancelled)
|
||||
{
|
||||
success = false;
|
||||
break;
|
||||
}
|
||||
}
|
||||
std::string temp =
|
||||
StringFromFormat(GetStringT("%i of %i blocks. Compression ratio %i%%").c_str(), i,
|
||||
header.num_blocks, ratio);
|
||||
bool was_cancelled = !callback(temp, (float)i / (float)header.num_blocks, arg);
|
||||
if (was_cancelled)
|
||||
{
|
||||
success = false;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
offsets[i] = position;
|
||||
offsets[i] = position;
|
||||
|
||||
size_t read_bytes;
|
||||
if (scrubbing)
|
||||
read_bytes = DiscScrubber::GetNextBlock(inf, in_buf.data());
|
||||
else
|
||||
inf.ReadArray(in_buf.data(), header.block_size, &read_bytes);
|
||||
if (read_bytes < header.block_size)
|
||||
std::fill(in_buf.begin() + read_bytes, in_buf.begin() + header.block_size, 0);
|
||||
size_t read_bytes;
|
||||
if (scrubbing)
|
||||
read_bytes = DiscScrubber::GetNextBlock(inf, in_buf.data());
|
||||
else
|
||||
inf.ReadArray(in_buf.data(), header.block_size, &read_bytes);
|
||||
if (read_bytes < header.block_size)
|
||||
std::fill(in_buf.begin() + read_bytes, in_buf.begin() + header.block_size, 0);
|
||||
|
||||
int retval = deflateReset(&z);
|
||||
z.next_in = in_buf.data();
|
||||
z.avail_in = header.block_size;
|
||||
z.next_out = out_buf.data();
|
||||
z.avail_out = block_size;
|
||||
int retval = deflateReset(&z);
|
||||
z.next_in = in_buf.data();
|
||||
z.avail_in = header.block_size;
|
||||
z.next_out = out_buf.data();
|
||||
z.avail_out = block_size;
|
||||
|
||||
if (retval != Z_OK)
|
||||
{
|
||||
ERROR_LOG(DISCIO, "Deflate failed");
|
||||
success = false;
|
||||
break;
|
||||
}
|
||||
if (retval != Z_OK)
|
||||
{
|
||||
ERROR_LOG(DISCIO, "Deflate failed");
|
||||
success = false;
|
||||
break;
|
||||
}
|
||||
|
||||
int status = deflate(&z, Z_FINISH);
|
||||
int comp_size = block_size - z.avail_out;
|
||||
int status = deflate(&z, Z_FINISH);
|
||||
int comp_size = block_size - z.avail_out;
|
||||
|
||||
u8* write_buf;
|
||||
int write_size;
|
||||
if ((status != Z_STREAM_END) || (z.avail_out < 10))
|
||||
{
|
||||
//PanicAlert("%i %i Store %i", i*block_size, position, comp_size);
|
||||
// let's store uncompressed
|
||||
write_buf = in_buf.data();
|
||||
offsets[i] |= 0x8000000000000000ULL;
|
||||
write_size = block_size;
|
||||
num_stored++;
|
||||
}
|
||||
else
|
||||
{
|
||||
// let's store compressed
|
||||
//PanicAlert("Comp %i to %i", block_size, comp_size);
|
||||
write_buf = out_buf.data();
|
||||
write_size = comp_size;
|
||||
num_compressed++;
|
||||
}
|
||||
u8* write_buf;
|
||||
int write_size;
|
||||
if ((status != Z_STREAM_END) || (z.avail_out < 10))
|
||||
{
|
||||
// PanicAlert("%i %i Store %i", i*block_size, position, comp_size);
|
||||
// let's store uncompressed
|
||||
write_buf = in_buf.data();
|
||||
offsets[i] |= 0x8000000000000000ULL;
|
||||
write_size = block_size;
|
||||
num_stored++;
|
||||
}
|
||||
else
|
||||
{
|
||||
// let's store compressed
|
||||
// PanicAlert("Comp %i to %i", block_size, comp_size);
|
||||
write_buf = out_buf.data();
|
||||
write_size = comp_size;
|
||||
num_compressed++;
|
||||
}
|
||||
|
||||
if (!f.WriteBytes(write_buf, write_size))
|
||||
{
|
||||
PanicAlertT(
|
||||
"Failed to write the output file \"%s\".\n"
|
||||
"Check that you have enough space available on the target drive.",
|
||||
outfile.c_str());
|
||||
success = false;
|
||||
break;
|
||||
}
|
||||
if (!f.WriteBytes(write_buf, write_size))
|
||||
{
|
||||
PanicAlertT("Failed to write the output file \"%s\".\n"
|
||||
"Check that you have enough space available on the target drive.",
|
||||
outfile.c_str());
|
||||
success = false;
|
||||
break;
|
||||
}
|
||||
|
||||
position += write_size;
|
||||
position += write_size;
|
||||
|
||||
hashes[i] = HashAdler32(write_buf, write_size);
|
||||
}
|
||||
hashes[i] = HashAdler32(write_buf, write_size);
|
||||
}
|
||||
|
||||
header.compressed_data_size = position;
|
||||
header.compressed_data_size = position;
|
||||
|
||||
if (!success)
|
||||
{
|
||||
// Remove the incomplete output file.
|
||||
f.Close();
|
||||
File::Delete(outfile);
|
||||
}
|
||||
else
|
||||
{
|
||||
// Okay, go back and fill in headers
|
||||
f.Seek(0, SEEK_SET);
|
||||
f.WriteArray(&header, 1);
|
||||
f.WriteArray(offsets.data(), header.num_blocks);
|
||||
f.WriteArray(hashes.data(), header.num_blocks);
|
||||
}
|
||||
if (!success)
|
||||
{
|
||||
// Remove the incomplete output file.
|
||||
f.Close();
|
||||
File::Delete(outfile);
|
||||
}
|
||||
else
|
||||
{
|
||||
// Okay, go back and fill in headers
|
||||
f.Seek(0, SEEK_SET);
|
||||
f.WriteArray(&header, 1);
|
||||
f.WriteArray(offsets.data(), header.num_blocks);
|
||||
f.WriteArray(hashes.data(), header.num_blocks);
|
||||
}
|
||||
|
||||
// Cleanup
|
||||
deflateEnd(&z);
|
||||
DiscScrubber::Cleanup();
|
||||
// Cleanup
|
||||
deflateEnd(&z);
|
||||
DiscScrubber::Cleanup();
|
||||
|
||||
if (success)
|
||||
{
|
||||
callback(GetStringT("Done compressing disc image."), 1.0f, arg);
|
||||
}
|
||||
return success;
|
||||
if (success)
|
||||
{
|
||||
callback(GetStringT("Done compressing disc image."), 1.0f, arg);
|
||||
}
|
||||
return success;
|
||||
}
|
||||
|
||||
bool DecompressBlobToFile(const std::string& infile, const std::string& outfile, CompressCB callback, void* arg)
|
||||
bool DecompressBlobToFile(const std::string& infile, const std::string& outfile,
|
||||
CompressCB callback, void* arg)
|
||||
{
|
||||
if (!IsGCZBlob(infile))
|
||||
{
|
||||
PanicAlertT("File not compressed");
|
||||
return false;
|
||||
}
|
||||
if (!IsGCZBlob(infile))
|
||||
{
|
||||
PanicAlertT("File not compressed");
|
||||
return false;
|
||||
}
|
||||
|
||||
std::unique_ptr<CompressedBlobReader> reader(CompressedBlobReader::Create(infile));
|
||||
if (!reader)
|
||||
{
|
||||
PanicAlertT("Failed to open the input file \"%s\".", infile.c_str());
|
||||
return false;
|
||||
}
|
||||
std::unique_ptr<CompressedBlobReader> reader(CompressedBlobReader::Create(infile));
|
||||
if (!reader)
|
||||
{
|
||||
PanicAlertT("Failed to open the input file \"%s\".", infile.c_str());
|
||||
return false;
|
||||
}
|
||||
|
||||
File::IOFile f(outfile, "wb");
|
||||
if (!f)
|
||||
{
|
||||
PanicAlertT(
|
||||
"Failed to open the output file \"%s\".\n"
|
||||
"Check that you have permissions to write the target folder and that the media can be written.",
|
||||
outfile.c_str());
|
||||
return false;
|
||||
}
|
||||
File::IOFile f(outfile, "wb");
|
||||
if (!f)
|
||||
{
|
||||
PanicAlertT("Failed to open the output file \"%s\".\n"
|
||||
"Check that you have permissions to write the target folder and that the media can "
|
||||
"be written.",
|
||||
outfile.c_str());
|
||||
return false;
|
||||
}
|
||||
|
||||
const CompressedBlobHeader &header = reader->GetHeader();
|
||||
static const size_t BUFFER_BLOCKS = 32;
|
||||
size_t buffer_size = header.block_size * BUFFER_BLOCKS;
|
||||
size_t last_buffer_size = header.block_size * (header.num_blocks % BUFFER_BLOCKS);
|
||||
std::vector<u8> buffer(buffer_size);
|
||||
u32 num_buffers = (header.num_blocks + BUFFER_BLOCKS - 1) / BUFFER_BLOCKS;
|
||||
int progress_monitor = std::max<int>(1, num_buffers / 100);
|
||||
bool success = true;
|
||||
const CompressedBlobHeader& header = reader->GetHeader();
|
||||
static const size_t BUFFER_BLOCKS = 32;
|
||||
size_t buffer_size = header.block_size * BUFFER_BLOCKS;
|
||||
size_t last_buffer_size = header.block_size * (header.num_blocks % BUFFER_BLOCKS);
|
||||
std::vector<u8> buffer(buffer_size);
|
||||
u32 num_buffers = (header.num_blocks + BUFFER_BLOCKS - 1) / BUFFER_BLOCKS;
|
||||
int progress_monitor = std::max<int>(1, num_buffers / 100);
|
||||
bool success = true;
|
||||
|
||||
for (u64 i = 0; i < num_buffers; i++)
|
||||
{
|
||||
if (i % progress_monitor == 0)
|
||||
{
|
||||
bool was_cancelled = !callback(GetStringT("Unpacking"), (float)i / (float)num_buffers, arg);
|
||||
if (was_cancelled)
|
||||
{
|
||||
success = false;
|
||||
break;
|
||||
}
|
||||
}
|
||||
const size_t sz = i == num_buffers - 1 ? last_buffer_size : buffer_size;
|
||||
reader->Read(i * buffer_size, sz, buffer.data());
|
||||
if (!f.WriteBytes(buffer.data(), sz))
|
||||
{
|
||||
PanicAlertT(
|
||||
"Failed to write the output file \"%s\".\n"
|
||||
"Check that you have enough space available on the target drive.",
|
||||
outfile.c_str());
|
||||
success = false;
|
||||
break;
|
||||
}
|
||||
}
|
||||
for (u64 i = 0; i < num_buffers; i++)
|
||||
{
|
||||
if (i % progress_monitor == 0)
|
||||
{
|
||||
bool was_cancelled = !callback(GetStringT("Unpacking"), (float)i / (float)num_buffers, arg);
|
||||
if (was_cancelled)
|
||||
{
|
||||
success = false;
|
||||
break;
|
||||
}
|
||||
}
|
||||
const size_t sz = i == num_buffers - 1 ? last_buffer_size : buffer_size;
|
||||
reader->Read(i * buffer_size, sz, buffer.data());
|
||||
if (!f.WriteBytes(buffer.data(), sz))
|
||||
{
|
||||
PanicAlertT("Failed to write the output file \"%s\".\n"
|
||||
"Check that you have enough space available on the target drive.",
|
||||
outfile.c_str());
|
||||
success = false;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (!success)
|
||||
{
|
||||
// Remove the incomplete output file.
|
||||
f.Close();
|
||||
File::Delete(outfile);
|
||||
}
|
||||
else
|
||||
{
|
||||
f.Resize(header.data_size);
|
||||
}
|
||||
if (!success)
|
||||
{
|
||||
// Remove the incomplete output file.
|
||||
f.Close();
|
||||
File::Delete(outfile);
|
||||
}
|
||||
else
|
||||
{
|
||||
f.Resize(header.data_size);
|
||||
}
|
||||
|
||||
return true;
|
||||
return true;
|
||||
}
|
||||
|
||||
bool IsGCZBlob(const std::string& filename)
|
||||
{
|
||||
File::IOFile f(filename, "rb");
|
||||
File::IOFile f(filename, "rb");
|
||||
|
||||
CompressedBlobHeader header;
|
||||
return f.ReadArray(&header, 1) && (header.magic_cookie == kBlobCookie);
|
||||
CompressedBlobHeader header;
|
||||
return f.ReadArray(&header, 1) && (header.magic_cookie == kBlobCookie);
|
||||
}
|
||||
|
||||
} // namespace
|
||||
|
||||
Reference in New Issue
Block a user