From 1bc5c3cc9dd5e553c448d82c256d4af5f37ef1c7 Mon Sep 17 00:00:00 2001
From: Andy Polyakov <appro@openssl.org>
Date: Sat, 11 Nov 2017 16:35:46 +0100
Subject: Resolve warnings in VC-WIN32 build, which allows to add /WX.

It's argued that /WX allows to keep better focus on new code, which
motivates its comeback...

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/4718)
---
 apps/apps.c     | 8 ++++++--
 apps/s_client.c | 9 +++++----
 apps/speed.c    | 4 ++--
 3 files changed, 13 insertions(+), 8 deletions(-)

(limited to 'apps')

diff --git a/apps/apps.c b/apps/apps.c
index c487bd92db..29de1b75dd 100644
--- a/apps/apps.c
+++ b/apps/apps.c
@@ -148,6 +148,10 @@
 #ifdef _WIN32
 static int WIN32_rename(const char *from, const char *to);
 # define rename(from,to) WIN32_rename((from),(to))
+# ifdef fileno
+#  undef fileno
+# endif
+# define fileno(a) (int)_fileno(a)
 #endif
 
 typedef struct {
@@ -2788,13 +2792,13 @@ unsigned char *next_protos_parse(unsigned short *outlen, const char *in)
                 OPENSSL_free(out);
                 return NULL;
             }
-            out[start] = i - start;
+            out[start] = (unsigned char)(i - start);
             start = i + 1;
         } else
             out[i + 1] = in[i];
     }
 
-    *outlen = len + 1;
+    *outlen = (unsigned char)(len + 1);
     return out;
 }
 #endif                          /* ndef OPENSSL_NO_TLSEXT */
diff --git a/apps/s_client.c b/apps/s_client.c
index dc467994f8..2a0ead7bef 100644
--- a/apps/s_client.c
+++ b/apps/s_client.c
@@ -630,10 +630,11 @@ static int serverinfo_cli_parse_cb(SSL *s, unsigned int ext_type,
     unsigned char ext_buf[4 + 65536];
 
     /* Reconstruct the type/len fields prior to extension data */
-    ext_buf[0] = ext_type >> 8;
-    ext_buf[1] = ext_type & 0xFF;
-    ext_buf[2] = inlen >> 8;
-    ext_buf[3] = inlen & 0xFF;
+    inlen &= 0xffff; /* for formal memcpy correctness */
+    ext_buf[0] = (unsigned char)(ext_type >> 8);
+    ext_buf[1] = (unsigned char)(ext_type);
+    ext_buf[2] = (unsigned char)(inlen >> 8);
+    ext_buf[3] = (unsigned char)(inlen);
     memcpy(ext_buf + 4, in, inlen);
 
     BIO_snprintf(pem_name, sizeof(pem_name), "SERVERINFO FOR EXTENSION %d",
diff --git a/apps/speed.c b/apps/speed.c
index 5259c16f12..5383678b98 100644
--- a/apps/speed.c
+++ b/apps/speed.c
@@ -2829,8 +2829,8 @@ static void multiblock_speed(const EVP_CIPHER *evp_cipher)
 
                 RAND_bytes(out, 16);
                 len += 16;
-                aad[11] = len >> 8;
-                aad[12] = len;
+                aad[11] = (unsigned char)(len >> 8);
+                aad[12] = (unsigned char)(len);
                 pad = EVP_CIPHER_CTX_ctrl(&ctx,
                                           EVP_CTRL_AEAD_TLS1_AAD,
                                           EVP_AEAD_TLS1_AAD_LEN, aad);
-- 
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