krb5_build_principal_alloc_va -  Build a principal name, using a precomputed variable argument list. 
=====================================================================================================

..

.. c:function:: krb5_error_code krb5_build_principal_alloc_va(krb5_context context, krb5_principal * princ, unsigned int rlen, const char * realm, va_list ap)

..


:param:

	          **[in]** **context** - Library context

	          **[out]** **princ** - Principal structure

	          **[in]** **rlen** - Realm name length

	          **[in]** **realm** - Realm name

	          **[in]** **ap** - List of char * components, ending with NULL


..


:retval:
         -   0   Success


:return:
         -  Kerberos error codes 

..







Similar to :c:func:`krb5_build_principal()` , this function builds a principal name, but its name components are specified as a va_list.



Use :c:func:`krb5_free_principal()` to deallocate *princ* when it is no longer needed.














..





