2 * Copyright (c) 2003, 2004 Lev Walkin <vlm@lionet.info>. All rights reserved.
3 * Redistribution and modifications are permitted subject to BSD license.
5 #include <asn_internal.h>
10 * The XER encoder of any type. May be invoked by the application.
13 xer_encode(asn_TYPE_descriptor_t *td, void *sptr,
14 enum xer_encoder_flags_e xer_flags,
15 asn_app_consume_bytes_f *cb, void *app_key) {
16 asn_enc_rval_t er, tmper;
19 int xcan = (xer_flags & XER_F_CANONICAL) ? 1 : 2;
21 if(!td || !sptr) goto cb_failed;
26 _ASN_CALLBACK3("<", 1, mname, mlen, ">", 1);
28 tmper = td->xer_encoder(td, sptr, 1, xer_flags, cb, app_key);
29 if(tmper.encoded == -1) return tmper;
31 _ASN_CALLBACK3("</", 2, mname, mlen, ">\n", xcan);
33 er.encoded = 4 + xcan + (2 * mlen) + tmper.encoded;
41 * This is a helper function for xer_fprint, which directs all incoming data
42 * into the provided file descriptor.
45 xer__print2fp(const void *buffer, size_t size, void *app_key) {
46 FILE *stream = (FILE *)app_key;
48 if(fwrite(buffer, 1, size, stream) != size)
55 xer_fprint(FILE *stream, asn_TYPE_descriptor_t *td, void *sptr) {
58 if(!stream) stream = stdout;
62 er = xer_encode(td, sptr, XER_F_BASIC, xer__print2fp, stream);
66 return fflush(stream);