From 696bc6b9c98865f87e3e978f6af46400355d7469 Mon Sep 17 00:00:00 2001
From: Steve Holme <steve_holme@hotmail.com>
Date: Sat, 26 Mar 2016 11:09:01 +0000
Subject: [PATCH] warnless?: Added some integer based conversion functions

---
 lib/warnless.c | 59 +++++++++++++++++++++++++++++++++++++++++++++++++-
 lib/warnless.h | 10 +++++++--
 2 files changed, 66 insertions(+), 3 deletions(-)

diff --git a/lib/warnless.c b/lib/warnless.c
index ed06c99a7..0c4472e4a 100644
--- a/lib/warnless.c
+++ b/lib/warnless.c
@@ -5,7 +5,7 @@
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel@haxx.se>, et al.
  *
  * This software is licensed as described in the file COPYING, which
  * you should have received as part of this distribution. The terms
@@ -378,6 +378,63 @@ int curlx_sztosi(ssize_t sznum)
 #endif
 }
 
+/*
+** unsigned int to unsigned short
+*/
+
+unsigned short curlx_uitous(unsigned int uinum)
+{
+#ifdef __INTEL_COMPILER
+#  pragma warning(push)
+#  pragma warning(disable:810) /* conversion may lose significant bits */
+#endif
+
+  DEBUGASSERT(uinum <= (unsigned int) CURL_MASK_USHORT);
+  return (unsigned short) (uinum & (unsigned int) CURL_MASK_USHORT);
+
+#ifdef __INTEL_COMPILER
+#  pragma warning(pop)
+#endif
+}
+
+/*
+** unsigned int to unsigned char
+*/
+
+unsigned char curlx_uitouc(unsigned int uinum)
+{
+#ifdef __INTEL_COMPILER
+#  pragma warning(push)
+#  pragma warning(disable:810) /* conversion may lose significant bits */
+#endif
+
+  DEBUGASSERT(uinum <= (unsigned int) CURL_MASK_UCHAR);
+  return (unsigned char) (uinum & (unsigned int) CURL_MASK_UCHAR);
+
+#ifdef __INTEL_COMPILER
+#  pragma warning(pop)
+#endif
+}
+
+/*
+** unsigned int to signed int
+*/
+
+int curlx_uitosi(unsigned int uinum)
+{
+#ifdef __INTEL_COMPILER
+#  pragma warning(push)
+#  pragma warning(disable:810) /* conversion may lose significant bits */
+#endif
+
+  DEBUGASSERT(uinum <= (unsigned int) CURL_MASK_SINT);
+  return (int) (uinum & (unsigned int) CURL_MASK_SINT);
+
+#ifdef __INTEL_COMPILER
+#  pragma warning(pop)
+#endif
+}
+
 /*
 ** signed int to unsigned size_t
 */
diff --git a/lib/warnless.h b/lib/warnless.h
index 499d0a0ab..120badae7 100644
--- a/lib/warnless.h
+++ b/lib/warnless.h
@@ -7,7 +7,7 @@
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel@haxx.se>, et al.
  *
  * This software is licensed as described in the file COPYING, which
  * you should have received as part of this distribution. The terms
@@ -52,6 +52,12 @@ size_t curlx_sotouz(curl_off_t sonum);
 
 int curlx_sztosi(ssize_t sznum);
 
+unsigned short curlx_uitous(unsigned int uinum);
+
+unsigned char curlx_uitouc(unsigned int uinum);
+
+int curlx_uitosi(unsigned int uinum);
+
 size_t curlx_sitouz(int sinum);
 
 #ifdef USE_WINSOCK
@@ -82,7 +88,7 @@ ssize_t curlx_write(int fd, const void *buf, size_t count);
 int curlx_FD_ISSET(int fd, fd_set *fdset);
 
 void curlx_FD_SET(int fd, fd_set *fdset);
-
+3
 void curlx_FD_ZERO(fd_set *fdset);
 
 unsigned short curlx_htons(unsigned short usnum);