Initial revision
git-svn-id: https://asn1c.svn.sourceforge.net/svnroot/asn1c/trunk@2 59561ff5-6e30-0410-9f3c-9617f08c8826
diff --git a/skeletons/UniversalString.c b/skeletons/UniversalString.c
new file mode 100644
index 0000000..7d75e07
--- /dev/null
+++ b/skeletons/UniversalString.c
@@ -0,0 +1,83 @@
+/*-
+ * Copyright (c) 2003 Lev Walkin <vlm@lionet.info>. All rights reserved.
+ * Redistribution and modifications are permitted subject to BSD license.
+ */
+#include <UniversalString.h>
+
+/*
+ * UniversalString basic type description.
+ */
+static ber_tlv_tag_t asn1_DEF_UniversalString_tags[] = {
+ (ASN_TAG_CLASS_UNIVERSAL | (28 << 2))
+};
+asn1_TYPE_descriptor_t asn1_DEF_UniversalString = {
+ "UniversalString",
+ asn_generic_no_constraint,
+ OCTET_STRING_decode_ber, /* Implemented in terms of OCTET STRING */
+ OCTET_STRING_encode_der, /* Implemented in terms of OCTET STRING */
+ UniversalString_print, /* Convert into UTF8 and print */
+ OCTET_STRING_free,
+ 0, /* Use generic outmost tag fetcher */
+ asn1_DEF_UniversalString_tags,
+ sizeof(asn1_DEF_UniversalString_tags)
+ / sizeof(asn1_DEF_UniversalString_tags[0]),
+ 1, /* Single UNIVERSAL tag may be implicitly overriden */
+ -1, /* Both ways are fine */
+};
+
+
+int
+UniversalString_print(asn1_TYPE_descriptor_t *td, const void *sptr, int ilevel,
+ asn_app_consume_bytes_f *cb, void *app_key) {
+ const UniversalString_t *st = sptr;
+ uint32_t *wchar;
+ uint32_t *wend;
+ char scratch[128]; /* Scratchpad buffer */
+ char *p;
+
+ if(!st || !st->buf) return cb("<absent>", 8, app_key);
+
+ wchar = (uint32_t *)st->buf;
+ wend = (uint32_t *)(st->buf + st->size);
+ for(p = scratch; wchar < wend; wchar++) {
+ uint32_t wc = (((uint8_t *)wchar)[0] << 24)
+ | (((uint8_t *)wchar)[1] << 16)
+ | (((uint8_t *)wchar)[2] << 8)
+ | ((uint8_t *)wchar)[3]; /* 4 bytes */
+ if(sizeof(scratch) - (p - scratch) < 6) {
+ if(cb(scratch, p - scratch, app_key))
+ return -1;
+ p = scratch;
+ }
+ if(wc < 0x80) {
+ *p++ = (char)wc;
+ } else if(wc < 0x800) {
+ *p++ = 0xc0 | ((wc >> 6));
+ *p++ = 0x80 | ((wc & 0x3f));
+ } else if(wc < 0x10000) {
+ *p++ = 0xe0 | ((wc >> 12));
+ *p++ = 0x80 | ((wc >> 6) & 0x3f);
+ *p++ = 0x80 | ((wc & 0x3f));
+ } else if(wc < 0x200000) {
+ *p++ = 0xf0 | ((wc >> 18));
+ *p++ = 0x80 | ((wc >> 12) & 0x3f);
+ *p++ = 0x80 | ((wc >> 6) & 0x3f);
+ *p++ = 0x80 | ((wc & 0x3f));
+ } else if(wc < 0x4000000) {
+ *p++ = 0xf8 | ((wc >> 24));
+ *p++ = 0x80 | ((wc >> 18) & 0x3f);
+ *p++ = 0x80 | ((wc >> 12) & 0x3f);
+ *p++ = 0x80 | ((wc >> 6) & 0x3f);
+ *p++ = 0x80 | ((wc & 0x3f));
+ } else {
+ *p++ = 0xfc | ((wc >> 30) & 0x1);
+ *p++ = 0x80 | ((wc >> 24) & 0x3f);
+ *p++ = 0x80 | ((wc >> 18) & 0x3f);
+ *p++ = 0x80 | ((wc >> 12) & 0x3f);
+ *p++ = 0x80 | ((wc >> 6) & 0x3f);
+ *p++ = 0x80 | ((wc & 0x3f));
+ }
+ }
+
+ return cb(scratch, p - scratch, app_key);
+}