SIM-115: update simulator to use latest E2SM KPM version 3

[sim/e2-interface.git] / e2sim / asn1c / jer_encoder.c

diff --git a/e2sim/asn1c/jer_encoder.c b/e2sim/asn1c/jer_encoder.c
new file mode 100644 (file)
index 0000000..4fe5ce3
--- /dev/null
+++ b/e2sim/asn1c/jer_encoder.c
@@ -0,0 +1,69 @@
+/*-
+ * Copyright (c) 2003, 2004 Lev Walkin <vlm@lionet.info>. All rights reserved.
+ * Redistribution and modifications are permitted subject to BSD license.
+ */
+#include <asn_internal.h>
+#include <stdio.h>
+#include <errno.h>
+
+/*
+ * The JER encoder of any type. May be invoked by the application.
+ */
+asn_enc_rval_t
+jer_encode(const asn_TYPE_descriptor_t *td, const void *sptr,
+           asn_app_consume_bytes_f *cb,
+           void *app_key) {
+    asn_enc_rval_t er = {0, 0, 0};
+       asn_enc_rval_t tmper;
+       const char *mname;
+       size_t mlen;
+
+       if(!td || !sptr) goto cb_failed;
+
+       mname = td->xml_tag;
+       mlen = strlen(mname);
+
+       ASN__CALLBACK3("{\n\"", 3, mname, mlen, "\":", 2);
+
+        int xFlag = 0;
+       tmper = td->op->jer_encoder(td, sptr, 1, xFlag, cb, app_key);
+       if(tmper.encoded == -1) return tmper;
+       er.encoded += tmper.encoded;
+
+        ASN__CALLBACK("}", 1);
+        //     ASN__CALLBACK3("</", 2, mname, mlen, ">\n", xcan);
+
+       ASN__ENCODED_OK(er);
+cb_failed:
+       ASN__ENCODE_FAILED;
+}
+
+/*
+ * This is a helper function for jer_fprint, which directs all incoming data
+ * into the provided file descriptor.
+ */
+static int
+jer__print2fp(const void *buffer, size_t size, void *app_key) {
+       FILE *stream = (FILE *)app_key;
+
+       if(fwrite(buffer, 1, size, stream) != size)
+               return -1;
+
+       return 0;
+}
+
+int
+jer_fprint(FILE *stream, const asn_TYPE_descriptor_t *td, const void *sptr) {
+       asn_enc_rval_t er = {0,0,0};
+
+       if(!stream) stream = stdout;
+       if(!td || !sptr)
+               return -1;
+
+       er = jer_encode(td, sptr, jer__print2fp, stream);
+       if(er.encoded == -1)
+               return -1;
+
+       return fflush(stream);
+}
+