Custom PHP extension

I am looking for c++ programmers with knowledge about PHP extension programming. Here is project description: * object oriented PHP extension * about 2 classes * core class with XSLT transformation function, functions to direct SQL queries and transforming resultset to XML datas, some helper functions * request class with datas from PHP request * direct call to existing PHP extensions if possible (maybe SimpleXML, mysql extension etc) * multiplatform for linux and windows version of PHP engine (gcc) * using mysql, pgsql and sqlite extension for SQL queries * maybe look at mysqldump source code for XML exporting functions