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From 948090c675f8b60b74c7357fcafb1cc8c179e0a6 Mon Sep 17 00:00:00 2001
From: Denys Vlasenko <vda.linux@googlemail.com>
Date: Mon, 28 May 2018 14:36:26 +0200
Subject: [PATCH] wget: emit a message that certificate verification is not
 implemented

function                                             old     new   delta
spawn_ssl_client                                     185     209     +24

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
---
 networking/wget.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/networking/wget.c b/networking/wget.c
index d1d85230c..cd92b3a28 100644
--- a/networking/wget.c
+++ b/networking/wget.c
@@ -136,6 +136,7 @@
 //usage:       "Retrieve files via HTTP or FTP\n"
 //usage:	IF_FEATURE_WGET_LONG_OPTIONS(
 //usage:     "\n	--spider	Only check URL existence: $? is 0 if exists"
+///////:     "\n	--no-check-certificate	Don't validate the server's certificate"
 //usage:	)
 //usage:     "\n	-c		Continue retrieval of aborted transfer"
 //usage:     "\n	-q		Quiet"
@@ -267,6 +268,7 @@ enum {
 	WGET_OPT_HEADER     = (1 << 10) * ENABLE_FEATURE_WGET_LONG_OPTIONS,
 	WGET_OPT_POST_DATA  = (1 << 11) * ENABLE_FEATURE_WGET_LONG_OPTIONS,
 	WGET_OPT_SPIDER     = (1 << 12) * ENABLE_FEATURE_WGET_LONG_OPTIONS,
+	WGET_OPT_NO_CHECK_CERT = (1 << 13) * ENABLE_FEATURE_WGET_LONG_OPTIONS,
 };
 
 enum {
@@ -765,6 +767,9 @@ static void spawn_ssl_client(const char *host, int network_fd)
 	int pid;
 	char *servername, *p;
 
+	if (!(option_mask32 & WGET_OPT_NO_CHECK_CERT))
+		bb_error_msg("note: TLS certificate validation not implemented");
+
 	servername = xstrdup(host);
 	p = strrchr(servername, ':');
 	if (p) *p = '\0';
@@ -1353,10 +1358,9 @@ IF_DESKTOP(	"tries\0"            Required_argument "t")
 		"header\0"           Required_argument "\xff"
 		"post-data\0"        Required_argument "\xfe"
 		"spider\0"           No_argument       "\xfd"
+		"no-check-certificate\0" No_argument   "\xfc"
 		/* Ignored (we always use PASV): */
 IF_DESKTOP(	"passive-ftp\0"      No_argument       "\xf0")
-		/* Ignored (we don't do ssl) */
-IF_DESKTOP(	"no-check-certificate\0" No_argument   "\xf0")
 		/* Ignored (we don't support caching) */
 IF_DESKTOP(	"no-cache\0"         No_argument       "\xf0")
 IF_DESKTOP(	"no-verbose\0"       No_argument       "\xf0")
@@ -1416,6 +1420,7 @@ IF_DESKTOP(	"no-parent\0"        No_argument       "\xf0")
 	if (option_mask32 & WGET_OPT_HEADER) bb_error_msg("--header");
 	if (option_mask32 & WGET_OPT_POST_DATA) bb_error_msg("--post-data");
 	if (option_mask32 & WGET_OPT_SPIDER) bb_error_msg("--spider");
+	if (option_mask32 & WGET_OPT_NO_CHECK_CERT) bb_error_msg("--no-check-certificate");
 	exit(0);
 #endif
 	argv += optind;
-- 
2.17.0