/// <summary>
/// Adds a file to the PVFS image
/// </summary>
/// <param name="localName">Local file name to read</param>
/// <param name="imageName">Name to use in image file</param>
public override bool AddFile(String localName, String imageName)
{
// Skip if can't be opened
if (!File.Exists(localName))
{
log.Add("\r\nERROR: Could not read " + localName);
return(false);
}
// Set up the new file record
PVFSFileRecord newFile = new PVFSFileRecord();
newFile.FileName = imageName;
// Read the data in, escaping as it is read
byte b;
List <byte> data = new List <byte>(1024);
FileStream fs = new FileStream(localName, FileMode.Open, FileAccess.Read);
BinaryReader fin = new BinaryReader(fs);
for (int i = 0; i < fs.Length; i++)
{
if (data.Count == data.Capacity)
{
data.Capacity *= 2;
}
b = fin.ReadByte();
if (b == PVFS_DLE || b == PVFS_ETX)
{
data.Add(PVFS_DLE);
}
data.Add(b);
}
fin.Close();
newFile.data = data.ToArray();
// Add the file and return
log.Add(" " + imageName + ": " + newFile.data.Length + " bytes");
files.Add(newFile);
return(true);
}
/// <summary>
/// Parses and indexes a file for dynamic variables
/// </summary>
/// <param name="file">The PVFSFileRecord to parse</param>
/// <returns>An PVFSFileRecord of indexes, or null if no variables were found</returns>
public PVFSFileRecord Parse(PVFSFileRecord file)
{
//return null;
byte[] idxData = new byte[0];
UInt32 dynVarCntr=0;
MatchCollection matches = parser.Matches(ascii.GetString(file.data));
foreach(Match m in matches)
{
int i = GetIndex(m.Value.Replace("~", "")); // .Replace(" ", "")
Array.Resize(ref idxData, idxData.Length + 8);
/* idxData[idxData.Length - 8] = (byte)m.Index;
idxData[idxData.Length - 7] = (byte)(m.Index >> 8);
idxData[idxData.Length - 6] = (byte)(m.Index >> 16);
idxData[idxData.Length - 5] = (byte)(m.Index >> 24);
idxData[idxData.Length - 4] = (byte)i;
idxData[idxData.Length - 3] = (byte)(i >> 8);
idxData[idxData.Length - 2] = (byte)(i >> 16);
idxData[idxData.Length - 1] = (byte)(i >> 24);
Array.Resize(ref file.dynVarOffsetAndIndexID, file.dynVarOffsetAndIndexID.Length + 8);
file.dynVarOffsetAndIndexID[file.dynVarOffsetAndIndexID.Length - 1] = (byte)(i >> 24);
file.dynVarOffsetAndIndexID[file.dynVarOffsetAndIndexID.Length - 2] = (byte)(i >> 16);
file.dynVarOffsetAndIndexID[file.dynVarOffsetAndIndexID.Length - 3] = (byte)(i >> 8);
file.dynVarOffsetAndIndexID[file.dynVarOffsetAndIndexID.Length - 4] = ((byte)i);
file.dynVarOffsetAndIndexID[file.dynVarOffsetAndIndexID.Length - 5] = (byte)(m.Index >> 24);
file.dynVarOffsetAndIndexID[file.dynVarOffsetAndIndexID.Length - 6] = (byte)(m.Index >> 16);
file.dynVarOffsetAndIndexID[file.dynVarOffsetAndIndexID.Length - 7] = (byte)(m.Index >> 8);
file.dynVarOffsetAndIndexID[file.dynVarOffsetAndIndexID.Length - 8] = (byte)m.Index;
*/
file.dynVarCntr = ++dynVarCntr;
// offSetCounter = offSetCounter + 8;
}
/*
if(parseItrtn == (UInt32)0x0)
{
file.fileRecordOffset = (UInt32)0x0;
offSetCounter = (UInt32)0x0;
}
else
{
file.fileRecordOffset=tempFileRcrdLen;
}
file.fileRecordLength = 4 // 4 bytes for file record length itself
+ 2; //To store the hasIndex/isZipped flag
//+(UInt32)file.FileName.Length
+ file.dynVarCntr*8; // *4
tempFileRcrdLen += file.fileRecordLength;
*/
parseItrtn++;
// Determine if any matches were made
if (idxData.Length == 0)
return null;
else
{
// Set up new file record
PVFSFileRecord idxFile = new PVFSFileRecord();
idxFile.FileName = "";
idxFile.fileDate = file.fileDate;
idxFile.isIndex = true;
idxFile.data = idxData;
return idxFile;
}
}
/// <summary>
/// Adds a file to the PVFS image
/// </summary>
/// <param name="localName">Local file name to read</param>
/// <param name="imageName">Name to use in image file</param>
public override bool AddFile(String localName, String imageName)
{
// Skip if can't be opened
if (!File.Exists(localName))
{
log.Add("\r\nERROR: Could not read " + localName);
return(false);
}
// Set up the new file record
PVFSFileRecord newFile = new PVFSFileRecord();
newFile.FileName = imageName;
newFile.fileDate = File.GetLastWriteTime(localName);
// Read the data in
FileStream fs = new FileStream(localName, FileMode.Open, FileAccess.Read);
BinaryReader fin = new BinaryReader(fs);
newFile.data = fin.ReadBytes((int)fs.Length);
fin.Close();
// Parse the file if necessary
PVFSFileRecord idxFile = null;
if (this.FileMatches(localName, this.dynamicTypes))
{
idxFile = dynVarParser.Parse(newFile);
}
// GZip the file if possible
int gzipRatio = 0;
if (idxFile == null && !this.FileMatches(localName, this.nonGZipTypes))
{
MemoryStream ms = new MemoryStream();
GZipStream gz = new GZipStream(ms, CompressionMode.Compress, true);
gz.Write(newFile.data, 0, newFile.data.Length);
gz.Flush();
gz.Close();
// Only use zipped copy if it's smaller
if (ms.Length < newFile.data.Length)
{
gzipRatio = (int)(100 - (100 * ms.Length / newFile.data.Length));
newFile.data = ms.ToArray();
newFile.isZipped = true;
}
}
// Add the file and return
if (idxFile == null)
{
log.Add(" " + imageName + ": " + newFile.data.Length + " bytes" +
((gzipRatio > 0) ? " (gzipped by " + gzipRatio + "%)" : ""));
files.Add(newFile);
}
else
{
log.Add(" " + imageName + ": " + newFile.data.Length + " bytes, " + (idxFile.data.Length / 8) + " vars");
newFile.hasIndex = true;
files.Add(newFile);
// files.Add(idxFile);
}
return(true);
}
/// <summary>
/// Adds a file to the PVFS image
/// </summary>
/// <param name="localName">Local file name to read</param>
/// <param name="imageName">Name to use in image file</param>
public override bool AddFile(String localName, String imageName)
{
// Skip if can't be opened
if (!File.Exists(localName))
{
log.Add("\r\nERROR: Could not read " + localName);
return false;
}
// Set up the new file record
PVFSFileRecord newFile = new PVFSFileRecord();
newFile.FileName = imageName;
// Read the data in, escaping as it is read
byte b;
List<byte> data = new List<byte>(1024);
FileStream fs = new FileStream(localName, FileMode.Open, FileAccess.Read);
BinaryReader fin = new BinaryReader(fs);
for (int i = 0; i < fs.Length; i++)
{
if(data.Count == data.Capacity)
data.Capacity *= 2;
b = fin.ReadByte();
if (b == PVFS_DLE || b == PVFS_ETX)
data.Add(PVFS_DLE);
data.Add(b);
}
fin.Close();
newFile.data = data.ToArray();
// Add the file and return
log.Add(" " + imageName + ": " + newFile.data.Length + " bytes");
files.Add(newFile);
return true;
}
/// <summary>
/// Adds a file to the PVFS image
/// </summary>
/// <param name="localName">Local file name to read</param>
/// <param name="imageName">Name to use in image file</param>
public override bool AddFile(String localName, String imageName)
{
// Skip if can't be opened
if (!File.Exists(localName))
{
log.Add("\r\nERROR: Could not read " + localName);
return false;
}
// Set up the new file record
PVFSFileRecord newFile = new PVFSFileRecord();
newFile.FileName = imageName;
newFile.fileDate = File.GetLastWriteTime(localName);
// Read the data in
FileStream fs = new FileStream(localName, FileMode.Open, FileAccess.Read);
BinaryReader fin = new BinaryReader(fs);
newFile.data = fin.ReadBytes((int)fs.Length);
fin.Close();
// Parse the file if necessary
PVFSFileRecord idxFile = null;
if (this.FileMatches(localName, this.dynamicTypes))
{
idxFile = dynVarParser.Parse(newFile);
}
// GZip the file if possible
int gzipRatio = 0;
if (idxFile == null && !this.FileMatches(localName, this.nonGZipTypes))
{
MemoryStream ms = new MemoryStream();
GZipStream gz = new GZipStream(ms, CompressionMode.Compress, true);
gz.Write(newFile.data, 0, newFile.data.Length);
gz.Flush();
gz.Close();
// Only use zipped copy if it's smaller
if (ms.Length < newFile.data.Length)
{
gzipRatio = (int)(100 - (100 * ms.Length / newFile.data.Length));
newFile.data = ms.ToArray();
newFile.isZipped = true;
}
}
// Add the file and return
if (idxFile == null)
{
log.Add(" " + imageName + ": " + newFile.data.Length + " bytes" +
((gzipRatio > 0) ? " (gzipped by " + gzipRatio + "%)" : ""));
files.Add(newFile);
}
else
{
log.Add(" " + imageName + ": " + newFile.data.Length + " bytes, " + (idxFile.data.Length / 8) + " vars");
newFile.hasIndex = true;
files.Add(newFile);
// files.Add(idxFile);
}
return true;
}
/// <summary>
/// Parses and indexes a file for dynamic variables
/// </summary>
/// <param name="file">The PVFSFileRecord to parse</param>
/// <returns>An PVFSFileRecord of indexes, or null if no variables were found</returns>
public PVFSFileRecord Parse(PVFSFileRecord file)
{
//return null;
byte[] idxData = new byte[0];
UInt32 dynVarCntr = 0;
MatchCollection matches = parser.Matches(ascii.GetString(file.data));
foreach (Match m in matches)
{
int i = GetIndex(m.Value.Replace("~", "")); // .Replace(" ", "")
Array.Resize(ref idxData, idxData.Length + 8);
/* idxData[idxData.Length - 8] = (byte)m.Index;
* idxData[idxData.Length - 7] = (byte)(m.Index >> 8);
* idxData[idxData.Length - 6] = (byte)(m.Index >> 16);
* idxData[idxData.Length - 5] = (byte)(m.Index >> 24);
* idxData[idxData.Length - 4] = (byte)i;
* idxData[idxData.Length - 3] = (byte)(i >> 8);
* idxData[idxData.Length - 2] = (byte)(i >> 16);
* idxData[idxData.Length - 1] = (byte)(i >> 24);
*
*
* Array.Resize(ref file.dynVarOffsetAndIndexID, file.dynVarOffsetAndIndexID.Length + 8);
*
* file.dynVarOffsetAndIndexID[file.dynVarOffsetAndIndexID.Length - 1] = (byte)(i >> 24);
* file.dynVarOffsetAndIndexID[file.dynVarOffsetAndIndexID.Length - 2] = (byte)(i >> 16);
* file.dynVarOffsetAndIndexID[file.dynVarOffsetAndIndexID.Length - 3] = (byte)(i >> 8);
* file.dynVarOffsetAndIndexID[file.dynVarOffsetAndIndexID.Length - 4] = ((byte)i);
*
*
* file.dynVarOffsetAndIndexID[file.dynVarOffsetAndIndexID.Length - 5] = (byte)(m.Index >> 24);
* file.dynVarOffsetAndIndexID[file.dynVarOffsetAndIndexID.Length - 6] = (byte)(m.Index >> 16);
* file.dynVarOffsetAndIndexID[file.dynVarOffsetAndIndexID.Length - 7] = (byte)(m.Index >> 8);
* file.dynVarOffsetAndIndexID[file.dynVarOffsetAndIndexID.Length - 8] = (byte)m.Index;
*/
file.dynVarCntr = ++dynVarCntr;
// offSetCounter = offSetCounter + 8;
}
/*
* if(parseItrtn == (UInt32)0x0)
* {
* file.fileRecordOffset = (UInt32)0x0;
* offSetCounter = (UInt32)0x0;
* }
* else
* {
* file.fileRecordOffset=tempFileRcrdLen;
* }
*
* file.fileRecordLength = 4 // 4 bytes for file record length itself
+ 2; //To store the hasIndex/isZipped flag
+ //+(UInt32)file.FileName.Length
+ file.dynVarCntr*8; // *4
+
+ tempFileRcrdLen += file.fileRecordLength;
*/
parseItrtn++;
// Determine if any matches were made
if (idxData.Length == 0)
{
return(null);
}
else
{
// Set up new file record
PVFSFileRecord idxFile = new PVFSFileRecord();
idxFile.FileName = "";
idxFile.fileDate = file.fileDate;
idxFile.isIndex = true;
idxFile.data = idxData;
return(idxFile);
}
}
