public int processrequest(intptr ecb, int iwrtype)
{
　httpworkerrequest request1 = isapiworkerrequest.createworkerrequest(ecb，　 iwrtype);
　string text1 = request1.getapppathtranslated();
　string text2 = httpruntime.appdomainapppathinternal;
　if (((text2 == null) || text1.equals(".")) ||
　　(string.compare(text1, text2, true, cultureinfo.invariantculture) == 0))
　{
　　httpruntime.processrequest(request1);
　　return 0;
　}
　httpruntime.shutdownappdomain("physical application path changed from " +text2 + " to " + text1);
　return 1;
}

// *** implemented in isapiworkerrequest

public override byte[] getquerystringrawbytes()
{
　byte[] buffer1 = new byte[this._querystringlength];
　if (this._querystringlength > 0)
　{
　　int num1 = this.getquerystringrawbytescore(buffer1, this._querystringlength);
　　if (num1 != 1)
　　{
　　　throw new httpexception( "cannot_get_query_string_bytes");
　　}
　}
　return buffer1;
}
// *** implemented in a specific implementation class isapiworkerrequestinprociis6

internal override int getquerystringcore(int encode,stringbuilder buffer, int size)
{
　if (this._ecb == intptr.zero)
　{
　　return 0;
　}
　return unsafenativemethods.ecbgetquerystring(this._ecb,encode,buffer,size);
}