public bool ReadNextRecord(VssRecord record)
{
while (reader.Remaining > RecordHeader.LENGTH)
{
try
{
var recordHeader = new RecordHeader();
recordHeader.Read(reader);
var recordReader = reader.Extract(recordHeader.Length);
// comment records always seem to have a zero CRC
if (recordHeader.Signature != CommentRecord.SIGNATURE)
{
recordHeader.CheckCrc();
}
if (recordHeader.Signature == record.Signature)
{
record.Read(recordReader, recordHeader);
return(true);
}
}
catch (EndOfBufferException e)
{
throw new RecordTruncatedException(e.Message);
}
}
return(false);
}
protected T GetRecord <T>(
CreateRecordCallback <T> creationCallback,
bool ignoreUnknown)
where T : VssRecord
{
var recordHeader = new RecordHeader();
recordHeader.Read(reader);
var recordReader = reader.Extract(recordHeader.Length);
// comment records always seem to have a zero CRC
if (recordHeader.Signature != CommentRecord.SIGNATURE)
{
recordHeader.CheckCrc();
}
var record = creationCallback(recordHeader, recordReader);
if (record != null)
{
// double-check that the object signature matches the file
recordHeader.CheckSignature(record.Signature);
record.Read(recordReader, recordHeader);
}
else if (!ignoreUnknown)
{
throw new UnrecognizedRecordException(recordHeader,
string.Format("Unrecognized record signature {0} in item file",
recordHeader.Signature));
}
return(record);
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
prevBranchOffset = reader.ReadInt32();
branchFile = reader.ReadString(12);
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
prevBranchOffset = reader.ReadInt32();
branchFile = reader.ReadString(12);
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
kindCount = reader.ReadInt16();
reader.Skip(2); // unknown
kinds = new NameKind[kindCount];
names = new string[kindCount];
var baseOffset = reader.Offset + (kindCount * 4);
for (int i = 0; i < kindCount; ++i)
{
kinds[i] = (NameKind)reader.ReadInt16();
var nameOffset = reader.ReadInt16();
var saveOffset = reader.Offset;
try
{
reader.Offset = baseOffset + nameOffset;
names[i] = reader.ReadString(reader.Remaining);
}
finally
{
reader.Offset = saveOffset;
}
}
}
private static VssRecord CreateRecord(
RecordHeader recordHeader, BufferReader recordReader)
{
VssRecord record = null;
switch (recordHeader.Signature)
{
case RevisionRecord.SIGNATURE:
record = CreateRevisionRecord(recordHeader, recordReader);
break;
case CommentRecord.SIGNATURE:
record = new CommentRecord();
break;
case CheckoutRecord.SIGNATURE:
record = new CheckoutRecord();
break;
case ProjectRecord.SIGNATURE:
record = new ProjectRecord();
break;
case BranchRecord.SIGNATURE:
record = new BranchRecord();
break;
case DeltaRecord.SIGNATURE:
record = new DeltaRecord();
break;
}
return(record);
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
kindCount = reader.ReadInt16();
reader.Skip(2); // unknown
kinds = new NameKind[kindCount];
names = new string[kindCount];
var baseOffset = reader.Offset + (kindCount * 4);
for (int i = 0; i < kindCount; ++i)
{
kinds[i] = (NameKind)reader.ReadInt16();
var nameOffset = reader.ReadInt16();
var saveOffset = reader.Offset;
try
{
reader.Offset = baseOffset + nameOffset;
names[i] = reader.ReadString(reader.Remaining);
}
finally
{
reader.Offset = saveOffset;
}
}
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
prevProjectOffset = reader.ReadInt32();
projectFile = reader.ReadString(12);
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
name = reader.ReadName();
physical = reader.ReadString(10);
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
prevProjectOffset = reader.ReadInt32();
projectFile = reader.ReadString(12);
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
reader.Skip(16); // reserved; always 0
eofOffset = reader.ReadInt32();
// remaining reserved; always 0
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
reader.Skip(16); // reserved; always 0
EofOffset = reader.ReadInt32();
// remaining reserved; always 0
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
name = reader.ReadName();
unkShort = reader.ReadInt16(); // 0 or 1
physical = reader.ReadString(10);
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
prevDeltaOffset = reader.ReadInt32();
reader.Skip(4); // reserved; always 0
projectPath = reader.ReadString(260);
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
parentProject = reader.ReadString(260);
parentFile = reader.ReadString(8);
reader.Skip(4); // reserved; always 0
totalItems = reader.ReadInt16();
subprojects = reader.ReadInt16();
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
itemType = (ItemType)reader.ReadInt16();
flags = (ProjectEntryFlags)reader.ReadInt16();
name = reader.ReadName();
pinnedVersion = reader.ReadInt16();
physical = reader.ReadString(10);
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
ParentProject = reader.ReadString(260);
ParentFile = reader.ReadString(8);
reader.Skip(4); // reserved; always 0
TotalItems = reader.ReadInt16();
Subprojects = reader.ReadInt16();
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
name = reader.ReadName();
physical = reader.ReadString(10);
reader.Skip(2); // 0?
archivePath = reader.ReadString(260);
reader.Skip(4); // ?
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
itemType = (ItemType)reader.ReadInt16();
flags = (ProjectEntryFlags)reader.ReadInt16();
name = reader.ReadName();
pinnedVersion = reader.ReadInt16();
physical = reader.ReadString(10);
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
projectPath = reader.ReadString(260);
name = reader.ReadName();
unpinnedRevision = reader.ReadInt16();
pinnedRevision = reader.ReadInt16();
unkShort = reader.ReadInt16(); // often seems to increment
physical = reader.ReadString(10);
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
for (; ; )
{
DeltaOperation operation = new DeltaOperation();
operation.Read(reader);
if (operation.Command == DeltaCommand.Stop) break;
operations.AddLast(operation);
}
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
for (; ;)
{
DeltaOperation operation = new DeltaOperation();
operation.Read(reader);
if (operation.Command == DeltaCommand.Stop)
{
break;
}
operations.AddLast(operation);
}
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
itemType = (ItemType)reader.ReadInt16();
revisions = reader.ReadInt16();
name = reader.ReadName();
firstRevision = reader.ReadInt16();
dataExt = reader.ReadString(2);
firstRevOffset = reader.ReadInt32();
lastRevOffset = reader.ReadInt32();
eofOffset = reader.ReadInt32();
rightsOffset = reader.ReadInt32();
reader.Skip(16); // reserved; always 0
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
prevRevOffset = reader.ReadInt32();
action = (Action)reader.ReadInt16();
revision = reader.ReadInt16();
dateTime = reader.ReadDateTime();
user = reader.ReadString(32);
label = reader.ReadString(32);
commentOffset = reader.ReadInt32();
labelCommentOffset = reader.ReadInt32();
commentLength = reader.ReadInt16();
labelCommentLength = reader.ReadInt16();
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
itemType = (ItemType)reader.ReadInt16();
revisions = reader.ReadInt16();
name = reader.ReadName();
firstRevision = reader.ReadInt16();
dataExt = reader.ReadString(2);
firstRevOffset = reader.ReadInt32();
lastRevOffset = reader.ReadInt32();
eofOffset = reader.ReadInt32();
rightsOffset = reader.ReadInt32();
reader.Skip(16); // reserved; always 0
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
user = reader.ReadString(32);
dateTime = reader.ReadDateTime();
workingDir = reader.ReadString(260);
machine = reader.ReadString(32);
project = reader.ReadString(260);
comment = reader.ReadString(64);
revision = reader.ReadInt16();
flags = reader.ReadInt16();
exclusive = (flags & 0x40) != 0;
prevCheckoutOffset = reader.ReadInt32();
thisCheckoutOffset = reader.ReadInt32();
checkouts = reader.ReadInt32();
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
user = reader.ReadString(32);
dateTime = reader.ReadDateTime();
workingDir = reader.ReadString(260);
machine = reader.ReadString(32);
project = reader.ReadString(260);
comment = reader.ReadString(64);
revision = reader.ReadInt16();
flags = reader.ReadInt16();
exclusive = (flags & 0x40) != 0;
prevCheckoutOffset = reader.ReadInt32();
thisCheckoutOffset = reader.ReadInt32();
checkouts = reader.ReadInt32();
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
User = reader.ReadString(32);
DateTime = reader.ReadDateTime();
WorkingDir = reader.ReadString(260);
Machine = reader.ReadString(32);
Project = reader.ReadString(260);
Comment = reader.ReadString(64);
Revision = reader.ReadInt16();
Flags = reader.ReadInt16();
Exclusive = (Flags & 0x40) != 0;
PrevCheckoutOffset = reader.ReadInt32();
ThisCheckoutOffset = reader.ReadInt32();
Checkouts = reader.ReadInt32();
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
itemType = (ItemType)reader.ReadInt16();
revisions = reader.ReadInt16();
name = reader.ReadName();
firstRevision = reader.ReadInt16();
dataExt = reader.ReadString(2);
if (Type.GetType("Mono.Runtime") != null)
{
dataExt = dataExt.ToLower();
}
firstRevOffset = reader.ReadInt32();
lastRevOffset = reader.ReadInt32();
eofOffset = reader.ReadInt32();
rightsOffset = reader.ReadInt32();
reader.Skip(16); // reserved; always 0
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
Flags = (FileFlags)reader.ReadInt16();
BranchFile = reader.ReadString(8);
reader.Skip(2); // reserved; always 0
BranchOffset = reader.ReadInt32();
ProjectOffset = reader.ReadInt32();
BranchCount = reader.ReadInt16();
ProjectCount = reader.ReadInt16();
FirstCheckoutOffset = reader.ReadInt32();
LastCheckoutOffset = reader.ReadInt32();
DataCrc = (uint)reader.ReadInt32();
reader.Skip(8); // reserved; always 0
LastRevDateTime = reader.ReadDateTime();
ModificationDateTime = reader.ReadDateTime();
CreationDateTime = reader.ReadDateTime();
// remaining appears to be trash
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
flags = (FileFlags)reader.ReadInt16();
branchFile = reader.ReadString(8);
reader.Skip(2); // reserved; always 0
branchOffset = reader.ReadInt32();
projectOffset = reader.ReadInt32();
branchCount = reader.ReadInt16();
projectCount = reader.ReadInt16();
firstCheckoutOffset = reader.ReadInt32();
lastCheckoutOffset = reader.ReadInt32();
dataCrc = (uint)reader.ReadInt32();
reader.Skip(8); // reserved; always 0
lastRevDateTime = reader.ReadDateTime();
modificationDateTime = reader.ReadDateTime();
creationDateTime = reader.ReadDateTime();
// remaining appears to be trash
}
public void ReadRecord(VssRecord record)
{
try
{
var recordHeader = new RecordHeader();
recordHeader.Read(reader);
var recordReader = reader.Extract(recordHeader.Length);
// comment records always seem to have a zero CRC
if (recordHeader.Signature != CommentRecord.SIGNATURE)
{
recordHeader.CheckCrc();
}
recordHeader.CheckSignature(record.Signature);
record.Read(recordReader, recordHeader);
}
catch (EndOfBufferException e)
{
throw new RecordTruncatedException(e.Message);
}
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
prevRevOffset = reader.ReadInt32();
action = (Action)reader.ReadInt16();
revision = reader.ReadInt16();
dateTime = reader.ReadDateTime();
user = reader.ReadString(32);
label = reader.ReadString(32);
commentOffset = reader.ReadInt32();
labelCommentOffset = reader.ReadInt32();
commentLength = reader.ReadInt16();
labelCommentLength = reader.ReadInt16();
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
name = reader.ReadName();
oldName = reader.ReadName();
physical = reader.ReadString(10);
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
prevDeltaOffset = reader.ReadInt32();
reader.Skip(4); // reserved; always 0
projectPath = reader.ReadString(260);
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
name = reader.ReadName();
unkShort = reader.ReadInt16(); // 0 or 1
physical = reader.ReadString(10);
}
public virtual void Read(BufferReader reader, RecordHeader header)
{
this.header = header;
}
private static VssRecord CreateRecord(
RecordHeader recordHeader, BufferReader recordReader)
{
VssRecord record = null;
switch (recordHeader.Signature)
{
case RevisionRecord.SIGNATURE:
record = CreateRevisionRecord(recordHeader, recordReader);
break;
case CommentRecord.SIGNATURE:
record = new CommentRecord();
break;
case CheckoutRecord.SIGNATURE:
record = new CheckoutRecord();
break;
case ProjectRecord.SIGNATURE:
record = new ProjectRecord();
break;
case BranchRecord.SIGNATURE:
record = new BranchRecord();
break;
case DeltaRecord.SIGNATURE:
record = new DeltaRecord();
break;
}
return record;
}
public UnrecognizedRecordException(RecordHeader header)
{
this.header = header;
}
public RecordCrcException(RecordHeader header)
{
this.header = header;
}
public UnrecognizedRecordException(RecordHeader header, string message)
: base(message)
{
this.header = header;
}
public UnrecognizedRecordException(RecordHeader header)
{
this.header = header;
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
Comment = reader.ReadString(reader.Remaining);
}
public RecordCrcException(RecordHeader header, string message)
: base(message)
{
this.Header = header;
}
public RecordCrcException(RecordHeader header)
{
this.Header = header;
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
projectPath = reader.ReadString(260);
name = reader.ReadName();
unpinnedRevision = reader.ReadInt16();
pinnedRevision = reader.ReadInt16();
unkShort = reader.ReadInt16(); // often seems to increment
physical = reader.ReadString(10);
}
private static RevisionRecord CreateRevisionRecord(
RecordHeader recordHeader, BufferReader recordReader)
{
if (recordHeader.Signature != RevisionRecord.SIGNATURE)
{
return null;
}
RevisionRecord record;
var action = RevisionRecord.PeekAction(recordReader);
switch (action)
{
case Action.Label:
record = new RevisionRecord();
break;
case Action.DestroyProject:
case Action.DestroyFile:
record = new DestroyRevisionRecord();
break;
case Action.RenameProject:
case Action.RenameFile:
record = new RenameRevisionRecord();
break;
case Action.MoveFrom:
case Action.MoveTo:
record = new MoveRevisionRecord();
break;
case Action.ShareFile:
record = new ShareRevisionRecord();
break;
case Action.BranchFile:
case Action.CreateBranch:
record = new BranchRevisionRecord();
break;
case Action.EditFile:
record = new EditRevisionRecord();
break;
case Action.ArchiveProject:
case Action.RestoreProject:
record = new ArchiveRevisionRecord();
break;
case Action.CreateProject:
case Action.AddProject:
case Action.AddFile:
case Action.DeleteProject:
case Action.DeleteFile:
case Action.RecoverProject:
case Action.RecoverFile:
case Action.CreateFile:
default:
record = new CommonRevisionRecord();
break;
}
return record;
}
public virtual void Read(BufferReader reader, RecordHeader header)
{
this.header = header;
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
itemType = (ItemType)reader.ReadInt16();
revisions = reader.ReadInt16();
name = reader.ReadName();
firstRevision = reader.ReadInt16();
dataExt = reader.ReadString(2);
if (Type.GetType("Mono.Runtime") != null)
{
dataExt = dataExt.ToLower();
}
firstRevOffset = reader.ReadInt32();
lastRevOffset = reader.ReadInt32();
eofOffset = reader.ReadInt32();
rightsOffset = reader.ReadInt32();
reader.Skip(16); // reserved; always 0
}
private static RevisionRecord CreateRevisionRecord(
RecordHeader recordHeader, BufferReader recordReader)
{
if (recordHeader.Signature != RevisionRecord.SIGNATURE)
{
return(null);
}
RevisionRecord record;
var action = RevisionRecord.PeekAction(recordReader);
switch (action)
{
case Action.Label:
record = new RevisionRecord();
break;
case Action.DestroyProject:
case Action.DestroyFile:
record = new DestroyRevisionRecord();
break;
case Action.RenameProject:
case Action.RenameFile:
record = new RenameRevisionRecord();
break;
case Action.MoveFrom:
case Action.MoveTo:
record = new MoveRevisionRecord();
break;
case Action.ShareFile:
record = new ShareRevisionRecord();
break;
case Action.BranchFile:
case Action.CreateBranch:
record = new BranchRevisionRecord();
break;
case Action.EditFile:
record = new EditRevisionRecord();
break;
case Action.ArchiveProject:
case Action.RestoreProject:
case Action.RestoreFile:
record = new ArchiveRevisionRecord();
break;
case Action.CreateProject:
case Action.AddProject:
case Action.AddFile:
case Action.DeleteProject:
case Action.DeleteFile:
case Action.RecoverProject:
case Action.RecoverFile:
case Action.CreateFile:
default:
record = new CommonRevisionRecord();
break;
}
return(record);
}
public UnrecognizedRecordException(RecordHeader header, string message)
: base(message)
{
this.header = header;
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
name = reader.ReadName();
physical = reader.ReadString(10);
reader.Skip(2); // 0?
archivePath = reader.ReadString(260);
reader.Skip(4); // ?
}
public override void Read(BufferReader reader, RecordHeader header)
{
base.Read(reader, header);
comment = reader.ReadString(reader.Remaining);
}
public RecordCrcException(RecordHeader header, string message)
: base(message)
{
this.header = header;
}
