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// --------------------------------------------------------------------------
//
// File
// Name: BackupStoreObjectDump.cpp
// Purpose: Implementations of dumping objects to stdout/TRACE
// Created: 3/5/04
//
// --------------------------------------------------------------------------
#include "Box.h"
#include <stdio.h>
#include <stdarg.h>
#include <map>
#include "BackupStoreDirectory.h"
#include "BackupStoreFile.h"
#include "BackupStoreFileWire.h"
#include "autogen_BackupStoreException.h"
#include "BackupStoreFilename.h"
#include "BackupClientFileAttributes.h"
#include "BackupStoreObjectMagic.h"
#include "MemLeakFindOn.h"
// --------------------------------------------------------------------------
//
// Function
// Name: static void OutputLine(FILE *, bool, const char *, ...)
// Purpose: Output a line for the object dumping, to file and/or trace...
// Created: 3/5/04
//
// --------------------------------------------------------------------------
static void OutputLine(FILE *file, bool ToTrace, const char *format, ...)
{
char text[512];
int r = 0;
va_list ap;
va_start(ap, format);
r = vsnprintf(text, sizeof(text), format, ap);
va_end(ap);
if(file != 0)
{
::fprintf(file, "%s", text);
}
if(ToTrace)
{
BOX_TRACE(text);
}
}
// --------------------------------------------------------------------------
//
// Function
// Name: BackupStoreDirectory::Dump(void *clibFileHandle, bool ToTrace)
// Purpose: (first arg is FILE *, but avoid including stdio.h everywhere)
// Dump the contents to a file, or trace.
// Created: 3/5/04
//
// --------------------------------------------------------------------------
void BackupStoreDirectory::Dump(void *clibFileHandle, bool ToTrace)
{
FILE *file = (FILE*)clibFileHandle;
OutputLine(file, ToTrace, "Directory object.\nObject ID: %llx\nContainer ID: %llx\nNumber entries: %d\n"\
"Attributes mod time: %llx\nAttributes size: %d\n", mObjectID, mContainerID, mEntries.size(),
mAttributesModTime, mAttributes.GetSize());
// So repeated filenames can be illustrated, even though they can't be decoded
std::map<std::string, int> nameNum;
int nameNumI = 0;
// Dump items
OutputLine(file, ToTrace, "Items:\nID Size AttrHash AtSz NSz NIdx Flags\n");
for(std::vector<Entry*>::const_iterator i(mEntries.begin()); i != mEntries.end(); ++i)
{
// Choose file name index number for this file
std::map<std::string, int>::iterator nn(nameNum.find((*i)->GetName().GetEncodedFilename()));
int ni = nameNumI;
if(nn != nameNum.end())
{
ni = nn->second;
}
else
{
nameNum[(*i)->GetName().GetEncodedFilename()] = nameNumI;
++nameNumI;
}
// Do dependencies
char depends[128];
depends[0] = '\0';
int depends_l = 0;
if((*i)->GetDependsNewer() != 0)
{
#ifdef _MSC_VER
depends_l += ::sprintf(depends + depends_l, " depNew(%I64x)", (*i)->GetDependsNewer());
#else
depends_l += ::sprintf(depends + depends_l, " depNew(%llx)", (long long)((*i)->GetDependsNewer()));
#endif
}
if((*i)->GetDependsOlder() != 0)
{
#ifdef _MSC_VER
depends_l += ::sprintf(depends + depends_l, " depOld(%I64x)", (*i)->GetDependsOlder());
#else
depends_l += ::sprintf(depends + depends_l, " depOld(%llx)", (long long)((*i)->GetDependsOlder()));
#endif
}
// Output item
int16_t f = (*i)->GetFlags();
#ifdef WIN32
OutputLine(file, ToTrace,
"%06I64x %4I64d %016I64x %4d %3d %4d%s%s%s%s%s%s\n",
#else
OutputLine(file, ToTrace,
"%06llx %4lld %016llx %4d %3d %4d%s%s%s%s%s%s\n",
#endif
(*i)->GetObjectID(),
(*i)->GetSizeInBlocks(),
(*i)->GetAttributesHash(),
(*i)->GetAttributes().GetSize(),
(*i)->GetName().GetEncodedFilename().size(),
ni,
((f & BackupStoreDirectory::Entry::Flags_File)?" file":""),
((f & BackupStoreDirectory::Entry::Flags_Dir)?" dir":""),
((f & BackupStoreDirectory::Entry::Flags_Deleted)?" del":""),
((f & BackupStoreDirectory::Entry::Flags_OldVersion)?" old":""),
((f & BackupStoreDirectory::Entry::Flags_RemoveASAP)?" removeASAP":""),
depends);
}
}
// --------------------------------------------------------------------------
//
// Function
// Name: BackupStoreFile::DumpFile(void *, bool, IOStream &)
// Purpose: (first arg is FILE *, but avoid including stdio.h everywhere)
// Dump the contents to a file, or trace.
// Created: 4/5/04
//
// --------------------------------------------------------------------------
void BackupStoreFile::DumpFile(void *clibFileHandle, bool ToTrace, IOStream &rFile)
{
FILE *file = (FILE*)clibFileHandle;
// Read header
file_StreamFormat hdr;
if(!rFile.ReadFullBuffer(&hdr, sizeof(hdr),
0 /* not interested in bytes read if this fails */, IOStream::TimeOutInfinite))
{
// Couldn't read header
THROW_EXCEPTION(BackupStoreException, WhenDecodingExpectedToReadButCouldnt)
}
// Check and output header info
if(hdr.mMagicValue != (int32_t)htonl(OBJECTMAGIC_FILE_MAGIC_VALUE_V1)
&& hdr.mMagicValue != (int32_t)htonl(OBJECTMAGIC_FILE_MAGIC_VALUE_V0))
{
OutputLine(file, ToTrace, "File header doesn't have the correct magic, aborting dump\n");
return;
}
OutputLine(file, ToTrace, "File object.\nContainer ID: %llx\nModification time: %llx\n"\
"Max block clear size: %d\nOptions: %08x\nNum blocks: %d\n", box_ntoh64(hdr.mContainerID),
box_ntoh64(hdr.mModificationTime), ntohl(hdr.mMaxBlockClearSize), ntohl(hdr.mOptions),
box_ntoh64(hdr.mNumBlocks));
// Read the next two objects
BackupStoreFilename fn;
fn.ReadFromStream(rFile, IOStream::TimeOutInfinite);
OutputLine(file, ToTrace, "Filename size: %d\n",
fn.GetEncodedFilename().size());
BackupClientFileAttributes attr;
attr.ReadFromStream(rFile, IOStream::TimeOutInfinite);
OutputLine(file, ToTrace, "Attributes size: %d\n", attr.GetSize());
// Dump the blocks
rFile.Seek(0, IOStream::SeekType_Absolute);
BackupStoreFile::MoveStreamPositionToBlockIndex(rFile);
// Read in header
file_BlockIndexHeader bhdr;
rFile.ReadFullBuffer(&bhdr, sizeof(bhdr), 0);
if(bhdr.mMagicValue != (int32_t)htonl(OBJECTMAGIC_FILE_BLOCKS_MAGIC_VALUE_V1)
&& bhdr.mMagicValue != (int32_t)htonl(OBJECTMAGIC_FILE_BLOCKS_MAGIC_VALUE_V0))
{
OutputLine(file, ToTrace, "WARNING: Block header doesn't have the correct magic\n");
}
// number of blocks
int64_t nblocks = box_ntoh64(bhdr.mNumBlocks);
OutputLine(file, ToTrace, "Other file ID (for block refs): %llx\nNum blocks (in blk hdr): %lld\n",
box_ntoh64(bhdr.mOtherFileID), nblocks);
// Dump info about each block
OutputLine(file, ToTrace, "======== ===== ==========\n Index Where EncSz/Idx\n");
int64_t nnew = 0, nold = 0;
for(int64_t b = 0; b < nblocks; ++b)
{
file_BlockIndexEntry en;
if(!rFile.ReadFullBuffer(&en, sizeof(en), 0))
{
OutputLine(file, ToTrace, "Didn't manage to read block %lld from file\n", b);
continue;
}
int64_t s = box_ntoh64(en.mEncodedSize);
if(s > 0)
{
nnew++;
BOX_TRACE(std::setw(8) << b << " this s=" <<
std::setw(8) << s);
}
else
{
nold++;
BOX_TRACE(std::setw(8) << b << " other i=" <<
std::setw(8) << 0 - s);
}
}
BOX_TRACE("======== ===== ==========");
}
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