--- /dev/null
+/*
+ * Copyright (c) 2017 Lev Walkin <vlm@lionet.info>.
+ * All rights reserved.
+ * Redistribution and modifications are permitted subject to BSD license.
+ */
+#include <asn_internal.h>
+#include <NativeInteger.h>
+
+/*
+ * Decode the chunk of XML text encoding INTEGER.
+ */
+asn_dec_rval_t
+NativeInteger_decode_xer(const asn_codec_ctx_t *opt_codec_ctx,
+ const asn_TYPE_descriptor_t *td, void **sptr,
+ const char *opt_mname, const void *buf_ptr,
+ size_t size) {
+ const asn_INTEGER_specifics_t *specs =
+ (const asn_INTEGER_specifics_t *)td->specifics;
+ asn_dec_rval_t rval;
+ INTEGER_t st;
+ void *st_ptr = (void *)&st;
+ long *native = (long *)*sptr;
+
+ if(!native) {
+ native = (long *)(*sptr = CALLOC(1, sizeof(*native)));
+ if(!native) ASN__DECODE_FAILED;
+ }
+
+ memset(&st, 0, sizeof(st));
+ rval = INTEGER_decode_xer(opt_codec_ctx, td, &st_ptr,
+ opt_mname, buf_ptr, size);
+ if(rval.code == RC_OK) {
+ long l;
+ if((specs&&specs->field_unsigned)
+ ? asn_INTEGER2ulong(&st, (unsigned long *)&l) /* sic */
+ : asn_INTEGER2long(&st, &l)) {
+ rval.code = RC_FAIL;
+ rval.consumed = 0;
+ } else {
+ *native = l;
+ }
+ } else {
+ /*
+ * Cannot restart from the middle;
+ * there is no place to save state in the native type.
+ * Request a continuation from the very beginning.
+ */
+ rval.consumed = 0;
+ }
+ ASN_STRUCT_FREE_CONTENTS_ONLY(asn_DEF_INTEGER, &st);
+ return rval;
+}
+
+
+asn_enc_rval_t
+NativeInteger_encode_xer(const asn_TYPE_descriptor_t *td, const void *sptr,
+ int ilevel, enum xer_encoder_flags_e flags,
+ asn_app_consume_bytes_f *cb, void *app_key) {
+ const asn_INTEGER_specifics_t *specs =
+ (const asn_INTEGER_specifics_t *)td->specifics;
+ char scratch[32]; /* Enough for 64-bit int */
+ asn_enc_rval_t er = {0,0,0};
+ const long *native = (const long *)sptr;
+
+ (void)ilevel;
+ (void)flags;
+
+ if(!native) ASN__ENCODE_FAILED;
+
+ er.encoded = snprintf(scratch, sizeof(scratch),
+ (specs && specs->field_unsigned)
+ ? "%lu" : "%ld", *native);
+ if(er.encoded <= 0 || (size_t)er.encoded >= sizeof(scratch)
+ || cb(scratch, er.encoded, app_key) < 0)
+ ASN__ENCODE_FAILED;
+
+ ASN__ENCODED_OK(er);
+}