Type Alias xmlCharEncConvImpl 

pub type xmlCharEncConvImpl = unsafe extern "C" fn(name: *mut *const xmlChar, out: *mut *mut xmlChar, outlen: *mut c_int, in_: *const xmlChar, inlen: *mut c_int) -> c_int;

Character encoding conversion implementation.

UPSTREAM-PARITY

This is used to plug custom encoding converters into the I/O subsystem. Returns the number of bytes written, or -1 on error.