lots of new stuff

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@299 ec53bebd-3082-4978-b11e-865c3cabbd6b

d.h

@@ -0,0 +1,27 @@
+#include <der.h>
+
+struct Buffer {
+     unsigned char *buf;
+     unsigned char *p;
+     unsigned len;
+};
+
+typedef struct Buffer Buffer;
+
+int  buf_getbyte (Buffer *);
+void buf_init (Buffer *, char *, unsigned);
+Buffer *buf_derive (Buffer *, Buffer *, int);
+int  buf_bytesleft (Buffer *b);
+void buf_advance (Buffer *b, int n);
+int buf_length (Buffer *b);
+
+struct Identifier {
+     Der_class class;
+     Der_type type;
+     unsigned tag;
+     int len;
+};
+
+typedef struct Identifier Identifier;
+
+Identifier *getid (Buffer *b, Identifier *i);