deps: update zlib to upstream 8bbd6c31

Updated as described in doc/contributing/maintaining-zlib.md.

Author: lpinca

deps/zlib/BUILD.gn

@@ -0,0 +1,3 @@
+monorail: {
+  component: "Internals"
+}

deps/zlib/DIR_METADATA

@@ -1,6 +1,6 @@
-version 1.2.11, January 15th, 2017
+version 1.2.12, March 27th, 2022
 
-Copyright (C) 1995-2017 Jean-loup Gailly and Mark Adler
+Copyright (C) 1995-2022 Jean-loup Gailly and Mark Adler
 
 This software is provided 'as-is', without any express or implied
 warranty.  In no event will the authors be held liable for any damages

deps/zlib/LICENSE

@@ -1,7 +1,5 @@
 [email protected]
 [email protected]
 [email protected]
-[email protected]
-[email protected]
-
-# COMPONENT: Internals
+[email protected]
+[email protected]

deps/zlib/OWNERS

@@ -1,7 +1,8 @@
 Name: zlib
 Short Name: zlib
 URL: http://zlib.net/
-Version: 1.2.11
+Version: 1.2.13
+CPEPrefix: cpe:/a:zlib:zlib:1.2.13
 Security Critical: yes
 License: Custom license
 License File: LICENSE
@@ -26,3 +27,6 @@ Local Modifications:
  - Plus the changes in 'patches' folder.
  - Code in contrib/ other than contrib/minizip was added to match zlib's
    contributor layout.
+ - In sync with 1.2.13 official release
+ - ZIP reader modified to allow for progress callbacks during extraction.
+ - ZIP reader modified to add detection of AES encrypted content.

deps/zlib/README.chromium

@@ -59,10 +59,8 @@ local uLong adler32_combine_ OF((uLong adler1, uLong adler2, z_off64_t len2));
 #  define MOD63(a) a %= BASE
 #endif
 
-#if defined(ADLER32_SIMD_SSSE3)
-#include "adler32_simd.h"
-#include "x86.h"
-#elif defined(ADLER32_SIMD_NEON)
+#include "cpu_features.h"
+#if defined(ADLER32_SIMD_SSSE3) || defined(ADLER32_SIMD_NEON)
 #include "adler32_simd.h"
 #endif
 
@@ -76,10 +74,10 @@ uLong ZEXPORT adler32_z(adler, buf, len)
     unsigned n;
 
 #if defined(ADLER32_SIMD_SSSE3)
-    if (x86_cpu_enable_ssse3 && buf && len >= 64)
+    if (buf != Z_NULL && len >= 64 && x86_cpu_enable_ssse3)
         return adler32_simd_(adler, buf, len);
 #elif defined(ADLER32_SIMD_NEON)
-    if (buf && len >= 64)
+    if (buf != Z_NULL && len >= 64)
         return adler32_simd_(adler, buf, len);
 #endif
 
@@ -108,7 +106,7 @@ uLong ZEXPORT adler32_z(adler, buf, len)
      */
     if (buf == Z_NULL) {
         if (!len) /* Assume user is calling adler32(0, NULL, 0); */
-            x86_check_features();
+            cpu_check_features();
         return 1L;
     }
 #else

deps/zlib/adler32.c

@@ -1,6 +1,6 @@
 /* adler32_simd.c
  *
- * Copyright 2017 The Chromium Authors. All rights reserved.
+ * Copyright 2017 The Chromium Authors
  * Use of this source code is governed by a BSD-style license that can be
  * found in the Chromium source repository LICENSE file.
  *
@@ -50,13 +50,9 @@
 #define NMAX 5552
 
 #if defined(ADLER32_SIMD_SSSE3)
-#ifndef __GNUC__
-#define __attribute__()
-#endif
 
 #include <tmmintrin.h>
 
-__attribute__((target("ssse3")))
 uint32_t ZLIB_INTERNAL adler32_simd_(  /* SSSE3 */
     uint32_t adler,
     const unsigned char *buf,

deps/zlib/adler32_simd.c

@@ -1,6 +1,6 @@
 /* adler32_simd.h
  *
- * Copyright 2017 The Chromium Authors. All rights reserved.
+ * Copyright 2017 The Chromium Authors
  * Use of this source code is governed by a BSD-style license that can be
  * found in the Chromium source repository LICENSE file.
  */