1 files changed, 84 insertions, 0 deletions
diff --git a/contrib/sendmail/libsm/string.c b/contrib/sendmail/libsm/string.c
new file mode 100644
index 000000000000..9820d93dfe95
--- /dev/null
+++ b/contrib/sendmail/libsm/string.c
@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) 2001 Proofpoint, Inc. and its suppliers.
+ *      All rights reserved.
+ *
+ * By using this file, you agree to the terms and conditions set
+ * forth in the LICENSE file which can be found at the top level of
+ * the sendmail distribution.
+ *
+ */
+
+#include <sm/gen.h>
+SM_RCSID("@(#)$Id: string.c,v 1.4 2013-11-22 20:51:43 ca Exp $")
+
+#include <ctype.h>
+#include <errno.h>
+
+#include <sm/string.h>
+
+/*
+**  STRIPQUOTES -- Strip quotes & quote bits from a string.
+**
+**	Runs through a string and strips off unquoted quote
+**	characters and quote bits.  This is done in place.
+**
+**	Parameters:
+**		s -- the string to strip.
+**
+**	Returns:
+**		none.
+*/
+
+void
+stripquotes(s)
+	char *s;
+{
+	register char *p;
+	register char *q;
+	register char c;
+
+	if (s == NULL)
+		return;
+
+	p = q = s;
+	do
+	{
+		c = *p++;
+		if (c == '\\')
+			c = *p++;
+		else if (c == '"')
+			continue;
+		*q++ = c;
+	} while (c != '\0');
+}
+
+/*
+**  UNFOLDSTRIPQUOTES -- Strip quotes & quote bits from a string.
+**
+**	Parameters:
+**		s -- the string to strip.
+**
+**	Returns:
+**		none.
+*/
+
+void
+unfoldstripquotes(s)
+	char *s;
+{
+	char *p, *q, c;
+
+	if (s == NULL)
+		return;
+
+	p = q = s;
+	do
+	{
+		c = *p++;
+		if (c == '\\' || c == '\n')
+			c = *p++;
+		else if (c == '"')
+			continue;
+		*q++ = c;
+	} while (c != '\0');
+}