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gnutls_extensions

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<!-- ##### USER_FUNCTION gnutls_ext_deinit_data_func ##### -->
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</para>

@data: 


<!-- ##### USER_FUNCTION gnutls_ext_pack_func ##### -->
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@data: 
@packed_data: 
@Returns: 


<!-- ##### USER_FUNCTION gnutls_ext_recv_func ##### -->
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@session: 
@data: 
@len: 
@Returns: 


<!-- ##### USER_FUNCTION gnutls_ext_send_func ##### -->
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</para>

@session: 
@extdata: 
@Returns: 


<!-- ##### USER_FUNCTION gnutls_ext_unpack_func ##### -->
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</para>

@packed_data: 
@data: 
@Returns: 


