예제 #1
0
        public static IndexEntry[] GetInstances(string path)
        {
            string[] paths = path.TrimEnd('\\').Split('\\');

            // Determine Volume Name
            string volume = @"\\.\" + paths[0];

            // Test volume path
            NativeMethods.getVolumeName(ref volume);

            int index = -1;

            List<IndexEntry> indexEntryList = new List<IndexEntry>();

            for (int i = 0; i < paths.Length; i++)
            {
                if (index == -1)
                {
                    index = 5;
                }
                else
                {
                    bool match = false;

                    foreach (IndexEntry entry in indexEntryList)
                    {

                        if (entry.Entry.Filename.ToUpper() == paths[i].ToUpper())
                        {
                            index = (int)entry.RecordNumber;
                            match = true;
                        }
                    }
                    if (!(match))
                    {
                        throw new Exception("Path " + path + " not found.");
                    }
                }

                FileRecord record = new FileRecord(FileRecord.GetRecordBytes(volume, index), volume);

                indexEntryList.Clear();

                if (record.Directory)
                {
                    foreach (Attr attr in record.Attribute)
                    {
                        if (attr.Name == Attr.ATTR_TYPE.INDEX_ROOT)
                        {
                            try
                            {
                                foreach (IndexEntry entry in (attr as IndexRoot).Entries)
                                {
                                    if (entry.Entry.Namespace != 0x02)
                                    {
                                        StringBuilder sb = new StringBuilder();
                                        sb.Append(path.TrimEnd('\\'));
                                        sb.Append("\\");
                                        sb.Append(entry.Filename);
                                        entry.FullName = sb.ToString();
                                        indexEntryList.Add(entry);
                                    }
                                }
                            }
                            catch
                            {
                                return null;
                            }
                        }
                        else if (attr.Name == Attr.ATTR_TYPE.INDEX_ALLOCATION)
                        {
                            // Get INDEX_ALLOCATION bytes
                            IndexAllocation IA = new IndexAllocation(attr as NonResident, volume);

                            System.Diagnostics.Stopwatch sw = new System.Diagnostics.Stopwatch();

                            foreach (IndexEntry entry in IA.Entries)
                            {
                                if (entry.Entry.Namespace != 0x02)
                                {
                                    StringBuilder sb = new StringBuilder();
                                    sb.Append(path.TrimEnd('\\'));
                                    sb.Append("\\");
                                    sb.Append(entry.Filename);
                                    entry.FullName = sb.ToString();
                                    indexEntryList.Add(entry);
                                }
                            }
                        }
                    }
                }
                else
                {
                    IndexEntry[] indexArray = new IndexEntry[1];
                    indexArray[0] = new IndexEntry(record);
                    return indexArray;
                }
            }

            return indexEntryList.ToArray();
        }
예제 #2
0
        internal static IndexEntry Get(string path)
        {
            string[] paths = path.TrimEnd('\\').Split('\\');

            // Determine Volume Name
            string volume = @"\\.\" + paths[0];

            // Test volume path
            NativeMethods.getVolumeName(ref volume);

            int index = -1;

            List <IndexEntry> indexEntryList = new List <IndexEntry>();

            for (int i = 0; i < paths.Length; i++)
            {
                if (index == -1)
                {
                    index = 5;
                }
                else
                {
                    bool match = false;

                    foreach (IndexEntry entry in indexEntryList)
                    {
                        if (entry.Entry.Filename.ToUpper() == paths[i].ToUpper())
                        {
                            index = (int)entry.RecordNumber;
                            match = true;
                        }
                    }
                    if (!(match))
                    {
                        throw new Exception("Path " + path + " not found.");
                    }
                }

                FileRecord record = new FileRecord(FileRecord.GetRecordBytes(volume, index), volume);

                indexEntryList.Clear();

                if (i < paths.Length - 1)
                {
                    foreach (Attr attr in record.Attribute)
                    {
                        if (attr.Name == Attr.ATTR_TYPE.INDEX_ROOT)
                        {
                            foreach (IndexEntry entry in (attr as IndexRoot).Entries)
                            {
                                if (entry.Entry.Namespace != 0x02)
                                {
                                    indexEntryList.Add(entry);
                                }
                            }
                        }
                        else if (attr.Name == Attr.ATTR_TYPE.INDEX_ALLOCATION)
                        {
                            // Get INDEX_ALLOCATION bytes
                            IndexAllocation IA = new IndexAllocation(attr as NonResident, volume);

                            foreach (IndexEntry entry in IA.Entries)
                            {
                                if (entry.Entry.Namespace != 0x02)
                                {
                                    indexEntryList.Add(entry);
                                }
                            }
                        }
                    }
                }
                else
                {
                    return(new IndexEntry(record));
                }
            }
            throw new Exception("The IndexEntry object for the specified path could not be found.");
        }
예제 #3
0
        internal static IndexEntry Get(string path)
        {
            string[] paths = path.TrimEnd('\\').Split('\\');

            // Determine Volume Name
            string volume = @"\\.\" + paths[0];

            // Test volume path
            NativeMethods.getVolumeName(ref volume);

            int index = -1;

            List<IndexEntry> indexEntryList = new List<IndexEntry>();

            for (int i = 0; i < paths.Length; i++)
            {
                if (index == -1)
                {
                    index = 5;
                }
                else{
                    bool match = false;

                    foreach (IndexEntry entry in indexEntryList)
                    {
                        if (entry.Entry.Filename.ToUpper() == paths[i].ToUpper())
                        {
                            index = (int)entry.RecordNumber;
                            match = true;
                        }
                    }
                    if (!(match))
                    {
                        throw new Exception("Path " + path + " not found.");
                    }
                }

                FileRecord record = new FileRecord(FileRecord.GetRecordBytes(volume, index), volume);

                indexEntryList.Clear();

                if (i < paths.Length - 1)
                {
                    foreach (Attr attr in record.Attribute)
                    {
                        if (attr.Name == Attr.ATTR_TYPE.INDEX_ROOT)
                        {
                            foreach (IndexEntry entry in (attr as IndexRoot).Entries)
                            {
                                if (entry.Entry.Namespace != 0x02)
                                {
                                    indexEntryList.Add(entry);
                                }
                            }
                        }
                        else if (attr.Name == Attr.ATTR_TYPE.INDEX_ALLOCATION)
                        {
                            // Get INDEX_ALLOCATION bytes
                            IndexAllocation IA = new IndexAllocation(attr as NonResident, volume);

                            foreach (IndexEntry entry in IA.Entries)
                            {
                                if (entry.Entry.Namespace != 0x02)
                                {
                                    indexEntryList.Add(entry);
                                }
                            }
                        }
                    }
                }
                else
                {
                    return new IndexEntry(record);
                }
            }
            throw new Exception("The IndexEntry object for the specified path could not be found.");
        }
예제 #4
0
        public static IndexEntry[] GetInstances(string path)
        {
            string[] paths = path.TrimEnd('\\').Split('\\');

            // Determine Volume Name
            string volume = @"\\.\" + paths[0];

            // Test volume path
            NativeMethods.getVolumeName(ref volume);

            int index = -1;

            List <IndexEntry> indexEntryList = new List <IndexEntry>();

            for (int i = 0; i < paths.Length; i++)
            {
                if (index == -1)
                {
                    index = 5;
                }
                else
                {
                    bool match = false;

                    foreach (IndexEntry entry in indexEntryList)
                    {
                        if (entry.Entry.Filename.ToUpper() == paths[i].ToUpper())
                        {
                            index = (int)entry.RecordNumber;
                            match = true;
                        }
                    }
                    if (!(match))
                    {
                        throw new Exception("Path " + path + " not found.");
                    }
                }

                FileRecord record = new FileRecord(FileRecord.GetRecordBytes(volume, index), volume);

                indexEntryList.Clear();

                if (record.Directory)
                {
                    foreach (Attr attr in record.Attribute)
                    {
                        if (attr.Name == Attr.ATTR_TYPE.INDEX_ROOT)
                        {
                            try
                            {
                                foreach (IndexEntry entry in (attr as IndexRoot).Entries)
                                {
                                    if (entry.Entry.Namespace != 0x02)
                                    {
                                        StringBuilder sb = new StringBuilder();
                                        sb.Append(path.TrimEnd('\\'));
                                        sb.Append("\\");
                                        sb.Append(entry.Filename);
                                        entry.FullName = sb.ToString();
                                        indexEntryList.Add(entry);
                                    }
                                }
                            }
                            catch
                            {
                                return(null);
                            }
                        }
                        else if (attr.Name == Attr.ATTR_TYPE.INDEX_ALLOCATION)
                        {
                            // Get INDEX_ALLOCATION bytes
                            IndexAllocation IA = new IndexAllocation(attr as NonResident, volume);

                            System.Diagnostics.Stopwatch sw = new System.Diagnostics.Stopwatch();

                            foreach (IndexEntry entry in IA.Entries)
                            {
                                if (entry.Entry.Namespace != 0x02)
                                {
                                    StringBuilder sb = new StringBuilder();
                                    sb.Append(path.TrimEnd('\\'));
                                    sb.Append("\\");
                                    sb.Append(entry.Filename);
                                    entry.FullName = sb.ToString();
                                    indexEntryList.Add(entry);
                                }
                            }
                        }
                    }
                }
                else
                {
                    IndexEntry[] indexArray = new IndexEntry[1];
                    indexArray[0] = new IndexEntry(record);
                    return(indexArray);
                }
            }

            return(indexEntryList.ToArray());
        }