From fdf6f73e5e09a98112d85ee745ac5b3c78942956 Mon Sep 17 00:00:00 2001
From: Andy Polyakov <appro@openssl.org>
Date: Wed, 23 Mar 2016 21:04:22 +0100
Subject: [PATCH] Windows build system: fix 32-bit appveyor build.

Reviewed-by: Richard Levitte <levitte@openssl.org>
---
 Configurations/10-main.conf |  2 +-
 ms/uplink.c                 | 28 ++++++++++++++++++++++++++++
 2 files changed, 29 insertions(+), 1 deletion(-)

diff --git a/Configurations/10-main.conf b/Configurations/10-main.conf
index 737ae85e77..4e9579cada 100644
--- a/Configurations/10-main.conf
+++ b/Configurations/10-main.conf
@@ -1295,7 +1295,7 @@ sub vc_wince_info {
         # x86 Win32 target defaults to ANSI API, if you want UNICODE,
         # configure with 'perl Configure VC-WIN32 -DUNICODE -D_UNICODE'
         inherit_from     => [ "VC-noCE-common", asm("x86_asm"),
-                              sub { $disabled{shared} ? () : "x86_uplink" } ],
+                              sub { $disabled{shared} ? () : "uplink_common" } ],
         as               => sub { my $ver=`nasm -v 2>NUL`;
                                   my $vew=`nasmw -v 2>NUL`;
                                   return $ver ge $vew ? "nasm" : "nasmw" },
diff --git a/ms/uplink.c b/ms/uplink.c
index 4f480a7981..6a5091b570 100644
--- a/ms/uplink.c
+++ b/ms/uplink.c
@@ -90,6 +90,34 @@ void OPENSSL_Uplink(volatile void **table, int index)
     table[index] = func;
 }
 
+#if defined(_MSC_VER) && defined(_M_IX86)
+# define LAZY(i)         \
+__declspec(naked) static void lazy##i (void) {  \
+        _asm    push i                          \
+        _asm    push OFFSET OPENSSL_UplinkTable \
+        _asm    call OPENSSL_Uplink             \
+        _asm    add  esp,8                      \
+        _asm    jmp  OPENSSL_UplinkTable+4*i    }
+
+# if APPLINK_MAX>25
+#  error "Add more stubs..."
+# endif
+/* make some in advance... */
+LAZY(1) LAZY(2) LAZY(3) LAZY(4) LAZY(5)
+    LAZY(6) LAZY(7) LAZY(8) LAZY(9) LAZY(10)
+    LAZY(11) LAZY(12) LAZY(13) LAZY(14) LAZY(15)
+    LAZY(16) LAZY(17) LAZY(18) LAZY(19) LAZY(20)
+    LAZY(21) LAZY(22) LAZY(23) LAZY(24) LAZY(25)
+void *OPENSSL_UplinkTable[] = {
+    (void *)APPLINK_MAX,
+    lazy1, lazy2, lazy3, lazy4, lazy5,
+    lazy6, lazy7, lazy8, lazy9, lazy10,
+    lazy11, lazy12, lazy13, lazy14, lazy15,
+    lazy16, lazy17, lazy18, lazy19, lazy20,
+    lazy21, lazy22, lazy23, lazy24, lazy25,
+};
+#endif
+
 #ifdef SELFTEST
 main()
 {
-- 
2.25.1