clib package

packages/clib/maildrop/rfc2045/rfc2045decode.c

@@ -0,0 +1,41 @@
+/*
+** Copyright 1998 - 1999 Double Precision, Inc.  See COPYING for
+** distribution information.
+*/
+
+/*
+** $Id$
+*/
+#include	"rfc2045.h"
+
+static void decode(struct rfc2045id *topid,
+		struct rfc2045id **childidptr,
+		struct rfc2045 *r,
+		void (*func)(struct rfc2045 *, struct rfc2045id *, void *),
+		void *ptr)
+{
+struct rfc2045id nextid;
+
+	*childidptr=0;
+	(*func)(r, topid, ptr);
+	*childidptr=&nextid;
+	nextid.idnum=1;
+	if (r->content_type && strncmp(r->content_type, "multipart/", 10) == 0)
+		nextid.idnum=0;
+	for (r=r->firstpart; r; r=r->next)
+	{
+		if (nextid.idnum)
+			decode(topid, &nextid.next, r, func, ptr);
+		++nextid.idnum;
+	}
+}
+
+void rfc2045_decode(struct rfc2045 *p,
+	void (*func)(struct rfc2045 *, struct rfc2045id *, void *),
+	void *ptr)
+{
+struct rfc2045id topid;
+
+	topid.idnum=1;
+	decode(&topid, &topid.next, p, func, ptr);
+}