r8302: import mini HEIMDAL into the tree

(This used to be commit 118be28a7aef233799956615a99d1a2a74dac175)

1 files changed, 90 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..5f69c10925
--- /dev/null
+++ b/source4/heimdal/lib/asn1/symbol.c
@@ -0,0 +1,90 @@
+/*
+ * Copyright (c) 1997 - 2001 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"
+
+RCSID("$Id: symbol.c,v 1.9 2001/09/25 13:39:27 assar Exp $");
+
+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 *)malloc (sizeof (*s));
+    s->name = name;
+    s->gen_name = strdup(name);
+    output_name (s->gen_name);
+    s->stype = SUndefined;
+    hashtabadd (htab, s);
+  }
+  return s;
+}