public SymInfoEnumerator(SymReader reader)
{
// This version enumerates over all of the data blocks.
this.reader = reader;
this.token = 0;
this.start = 0;
if (reader != null)
{
this.num = reader.numIndexEntries;
}
else
{
this.num = 0;
}
this.index = -1;
}
internal SymMethod(SymReader reader, int token)
{
this.reader = reader;
this.token = token;
}
internal SymMethod(SymReader reader, int token)
{
this.reader = reader;
this.token = token;
}
internal SymDocument(SymReader reader, String language, String url)
{
this.reader = reader;
this.language = language;
this.url = url;
}
// Get a reader for the the file
public ISymbolReader GetReader(
int importer,
string filename,
string searchPath)
{
IntPtr Reader;
// Demand the permission to access unmanaged code. We do this since we are casting an int to a COM interface, and
// this can be used improperly.
(new SecurityPermission(SecurityPermissionFlag.UnmanagedCode)).Demand();
int hr;
COMException Exception;
hr = SymBinder_GetReaderForFile(m_Binder, importer, filename, searchPath, out Reader);
if (hr < 0)
{
Exception = new COMException("Call to GetReaderForFile failed.", hr);
throw Exception;
}
SymReader SymbolReader = new SymReader(Reader);
return SymbolReader;
}
internal SymDocument(SymReader reader, String language, String url)
{
this.reader = reader;
this.language = language;
this.url = url;
}
public SymInfoEnumerator(SymReader reader, int token)
{
// Save the reader and token information for later.
this.reader = reader;
this.token = token;
this.index = -1;
if (reader == null || reader.data == null)
{
// There is no symbol information to be processed.
this.start = 0;
this.num = 0;
return;
}
// Locate the token information in the symbol data.
int left = 0;
int right = reader.numIndexEntries - 1;
int middle, temp;
while (left <= right)
{
middle = left + (right - left) / 2;
temp = Utils.ReadInt32
(reader.data, reader.indexOffset + middle * 8);
if (((uint)temp) < ((uint)token))
{
left = middle + 1;
}
else if (((uint)temp) > ((uint)token))
{
right = middle - 1;
}
else
{
// We've found an entry: search forwards and
// backwards to find the extent of the token.
left = middle;
while (left > 0)
{
temp = Utils.ReadInt32
(reader.data,
reader.indexOffset + (left - 1) * 8);
if (temp == token)
{
--left;
}
else
{
break;
}
}
right = middle;
while (right < (reader.numIndexEntries - 1))
{
temp = Utils.ReadInt32
(reader.data,
reader.indexOffset + (right + 1) * 8);
if (temp == token)
{
++right;
}
else
{
break;
}
}
this.start = left;
this.num = right - left + 1;
return;
}
}
// We were unable to find the token data.
this.start = 0;
this.num = 0;
}
// Constructors.
public SymInfoEnumerator(SymReader reader, String name)
: this(reader, Utils.CreatePseudoToken(name))
{
}
public SymInfoEnumerator(SymReader reader, int token)
{
// Save the reader and token information for later.
this.reader = reader;
this.token = token;
this.index = -1;
if(reader == null || reader.data == null)
{
// There is no symbol information to be processed.
this.start = 0;
this.num = 0;
return;
}
// Locate the token information in the symbol data.
int left = 0;
int right = reader.numIndexEntries - 1;
int middle, temp;
while(left <= right)
{
middle = left + (right - left) / 2;
temp = Utils.ReadInt32
(reader.data, reader.indexOffset + middle * 8);
if(((uint)temp) < ((uint)token))
{
left = middle + 1;
}
else if(((uint)temp) > ((uint)token))
{
right = middle - 1;
}
else
{
// We've found an entry: search forwards and
// backwards to find the extent of the token.
left = middle;
while(left > 0)
{
temp = Utils.ReadInt32
(reader.data,
reader.indexOffset + (left - 1) * 8);
if(temp == token)
{
--left;
}
else
{
break;
}
}
right = middle;
while(right < (reader.numIndexEntries - 1))
{
temp = Utils.ReadInt32
(reader.data,
reader.indexOffset + (right + 1) * 8);
if(temp == token)
{
++right;
}
else
{
break;
}
}
this.start = left;
this.num = right - left + 1;
return;
}
}
// We were unable to find the token data.
this.start = 0;
this.num = 0;
}
// Constructors.
public SymInfoEnumerator(SymReader reader, String name)
: this(reader, Utils.CreatePseudoToken(name)) {}
public SymInfoEnumerator(SymReader reader)
{
// This version enumerates over all of the data blocks.
this.reader = reader;
this.token = 0;
this.start = 0;
if(reader != null)
{
this.num = reader.numIndexEntries;
}
else
{
this.num = 0;
}
this.index = -1;
}
