From 5e61585d76ae77fd5e9e96ebabb57afa4d74880d Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 14:06:34 +0200
Subject: Adding upstream version 3.5.24.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/util/allascii.c | 65 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 src/util/allascii.c

(limited to 'src/util/allascii.c')

diff --git a/src/util/allascii.c b/src/util/allascii.c
new file mode 100644
index 0000000..4ac820e
--- /dev/null
+++ b/src/util/allascii.c
@@ -0,0 +1,65 @@
+/*++
+/* NAME
+/*	allascii 3
+/* SUMMARY
+/*	predicate if string is all ASCII
+/* SYNOPSIS
+/*	#include <stringops.h>
+/*
+/*	int	allascii(buffer)
+/*	const char *buffer;
+/*
+/*	int	allascii_len(buffer, len)
+/*	const char *buffer;
+/*	ssize_t	len;
+/* DESCRIPTION
+/*	allascii() determines if its argument is an all-ASCII string.
+/*
+/*	Arguments:
+/* .IP buffer
+/*	The null-terminated input string.
+/* .IP len
+/*	The string length, -1 to determine the length dynamically.
+/* LICENSE
+/* .ad
+/* .fi
+/*	The Secure Mailer license must be distributed with this software.
+/* AUTHOR(S)
+/*	Wietse Venema
+/*	IBM T.J. Watson Research
+/*	P.O. Box 704
+/*	Yorktown Heights, NY 10598, USA
+/*
+/*	Wietse Venema
+/*	Google, Inc.
+/*	111 8th Avenue
+/*	New York, NY 10011, USA
+/*--*/
+
+/* System library. */
+
+#include <sys_defs.h>
+#include <ctype.h>
+#include <string.h>
+
+/* Utility library. */
+
+#include "stringops.h"
+
+/* allascii_len - return true if string is all ASCII */
+
+int     allascii_len(const char *string, ssize_t len)
+{
+    const char *cp;
+    int     ch;
+
+    if (len < 0)
+	len = strlen(string);
+    if (len == 0)
+	return (0);
+    for (cp = string; cp < string + len
+	 && (ch = *(unsigned char *) cp) != 0; cp++)
+	if (!ISASCII(ch))
+	    return (0);
+    return (1);
+}
-- 
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