1 files changed, 110 insertions, 0 deletions
diff --git a/source4/heimdal/lib/asn1/symbol.c b/source4/heimdal/lib/asn1/symbol.c
new file mode 100644
index 0000000000..4972e265e7
--- /dev/null
+++ b/source4/heimdal/lib/asn1/symbol.c
@@ -0,0 +1,110 @@
+/*
+ * Copyright (c) 1997 - 2005 Kungliga Tekniska Högskolan
+ * (Royal Institute of Technology, Stockholm, Sweden).
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the Institute nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include "gen_locl.h"
+#include "lex.h"
+
+RCSID("$Id$");
+
+static Hashtab *htab;
+
+static int
+cmp(void *a, void *b)
+{
+    Symbol *s1 = (Symbol *) a;
+    Symbol *s2 = (Symbol *) b;
+
+    return strcmp(s1->name, s2->name);
+}
+
+static unsigned
+hash(void *a)
+{
+    Symbol *s = (Symbol *) a;
+
+    return hashjpw(s->name);
+}
+
+void
+initsym(void)
+{
+    htab = hashtabnew(101, cmp, hash);
+}
+
+
+void
+output_name(char *s)
+{
+    char *p;
+
+    for (p = s; *p; ++p)
+	if (*p == '-')
+	    *p = '_';
+}
+
+Symbol *
+addsym(char *name)
+{
+    Symbol key, *s;
+
+    key.name = name;
+    s = (Symbol *) hashtabsearch(htab, (void *) &key);
+    if (s == NULL) {
+	s = (Symbol *) emalloc(sizeof(*s));
+	s->name = name;
+	s->gen_name = estrdup(name);
+	output_name(s->gen_name);
+	s->stype = SUndefined;
+	hashtabadd(htab, s);
+    }
+    return s;
+}
+
+static int
+checkfunc(void *ptr, void *arg)
+{
+    Symbol *s = ptr;
+    if (s->stype == SUndefined) {
+	error_message("%s is still undefined\n", s->name);
+	*(int *) arg = 1;
+    }
+    return 0;
+}
+
+int
+checkundefined(void)
+{
+    int f = 0;
+    hashtabforeach(htab, checkfunc, &f);
+    return f;
+}