Blame SOURCES/edk2-CryptoPkg-Crt-satisfy-inet_pton.c-dependencies-CVE-2.patch

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From 1ab1024f94401300fe9a1d5cdce6c15a2b091e02 Mon Sep 17 00:00:00 2001
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From: Laszlo Ersek <lersek@redhat.com>
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Date: Mon, 2 Dec 2019 12:31:50 +0100
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Subject: [PATCH 4/9] CryptoPkg/Crt: satisfy "inet_pton.c" dependencies
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 (CVE-2019-14553)
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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RH-Author: Laszlo Ersek <lersek@redhat.com>
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Message-id: <20191117220052.15700-5-lersek@redhat.com>
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Patchwork-id: 92453
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O-Subject: [RHEL-8.2.0 edk2 PATCH 4/9] CryptoPkg/Crt: satisfy "inet_pton.c" dependencies (CVE-2019-14553)
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Bugzilla: 1536624
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RH-Acked-by: Philippe Mathieu-Daudé <philmd@redhat.com>
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RH-Acked-by: Vitaly Kuznetsov <vkuznets@redhat.com>
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In a later patch in this series, we're going to resurrect "inet_pton.c"
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(originally from the StdLib package). That source file has a number of
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standard C and BSD socket dependencies. Provide those dependencies here:
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- The header files below will simply #include <CrtLibSupport.h>:
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  - arpa/inet.h
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  - arpa/nameser.h
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  - netinet/in.h
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  - sys/param.h
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  - sys/socket.h
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- EAFNOSUPPORT comes from "StdLib/Include/errno.h", at commit
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  e2d3a25f1a31; which is the commit immediately preceding the removal of
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  StdLib from edk2 (964f432b9b0a).
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  Note that the other error macro, which we alread #define, namely EINVAL,
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  has a value (22) that also matches "StdLib/Include/errno.h".
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- The AF_INET and AF_INET6 address family macros come from
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  "StdLib/Include/sys/socket.h".
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- The NS_INT16SZ, NS_INADDRSZ and NS_IN6ADDRSZ macros come from
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  "StdLib/Include/arpa/nameser.h".
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- The "u_int" and "u_char" types come from "StdLib/Include/sys/types.h".
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Cc: David Woodhouse <dwmw2@infradead.org>
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Cc: Jian J Wang <jian.j.wang@intel.com>
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Cc: Jiaxin Wu <jiaxin.wu@intel.com>
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Cc: Sivaraman Nainar <sivaramann@amiindia.co.in>
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Cc: Xiaoyu Lu <xiaoyux.lu@intel.com>
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Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=960
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CVE: CVE-2019-14553
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Signed-off-by: Laszlo Ersek <lersek@redhat.com>
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Reviewed-by: Jian J Wang <jian.j.wang@intel.com>
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Reviewed-by: Jiaxin Wu <jiaxin.wu@intel.com>
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(cherry picked from commit 2ac41c12c0d4b3d3ee8f905ab80da019e784de00)
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---
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 CryptoPkg/Library/Include/CrtLibSupport.h | 16 ++++++++++++++++
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 CryptoPkg/Library/Include/arpa/inet.h     |  9 +++++++++
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 CryptoPkg/Library/Include/arpa/nameser.h  |  9 +++++++++
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 CryptoPkg/Library/Include/netinet/in.h    |  9 +++++++++
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 CryptoPkg/Library/Include/sys/param.h     |  9 +++++++++
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 CryptoPkg/Library/Include/sys/socket.h    |  9 +++++++++
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 6 files changed, 61 insertions(+)
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 create mode 100644 CryptoPkg/Library/Include/arpa/inet.h
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 create mode 100644 CryptoPkg/Library/Include/arpa/nameser.h
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 create mode 100644 CryptoPkg/Library/Include/netinet/in.h
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 create mode 100644 CryptoPkg/Library/Include/sys/param.h
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 create mode 100644 CryptoPkg/Library/Include/sys/socket.h
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diff --git a/CryptoPkg/Library/Include/CrtLibSupport.h b/CryptoPkg/Library/Include/CrtLibSupport.h
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index b90da20..e603fad 100644
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--- a/CryptoPkg/Library/Include/CrtLibSupport.h
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+++ b/CryptoPkg/Library/Include/CrtLibSupport.h
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@@ -74,6 +74,7 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
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 // Definitions for global constants used by CRT library routines
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 //
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 #define EINVAL       22               /* Invalid argument */
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+#define EAFNOSUPPORT 47               /* Address family not supported by protocol family */
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 #define INT_MAX      0x7FFFFFFF       /* Maximum (signed) int value */
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 #define LONG_MAX     0X7FFFFFFFL      /* max value for a long */
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 #define LONG_MIN     (-LONG_MAX-1)    /* min value for a long */
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@@ -81,13 +82,28 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
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 #define CHAR_BIT     8                /* Number of bits in a char */
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 //
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+// Address families.
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+//
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+#define AF_INET   2     /* internetwork: UDP, TCP, etc. */
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+#define AF_INET6  24    /* IP version 6 */
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+
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+//
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+// Define constants based on RFC0883, RFC1034, RFC 1035
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+//
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+#define NS_INT16SZ    2   /*%< #/bytes of data in a u_int16_t */
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+#define NS_INADDRSZ   4   /*%< IPv4 T_A */
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+#define NS_IN6ADDRSZ  16  /*%< IPv6 T_AAAA */
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+
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+//
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 // Basic types mapping
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 //
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 typedef UINTN          size_t;
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+typedef UINTN          u_int;
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 typedef INTN           ssize_t;
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 typedef INT32          time_t;
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 typedef UINT8          __uint8_t;
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 typedef UINT8          sa_family_t;
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+typedef UINT8          u_char;
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 typedef UINT32         uid_t;
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 typedef UINT32         gid_t;
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diff --git a/CryptoPkg/Library/Include/arpa/inet.h b/CryptoPkg/Library/Include/arpa/inet.h
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new file mode 100644
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index 0000000..988e4e0
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--- /dev/null
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+++ b/CryptoPkg/Library/Include/arpa/inet.h
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@@ -0,0 +1,9 @@
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+/** @file
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+  Include file to support building third-party standard C / BSD sockets code.
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+
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+  Copyright (C) 2019, Red Hat, Inc.
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+
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+  SPDX-License-Identifier: BSD-2-Clause-Patent
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+**/
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+
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+#include <CrtLibSupport.h>
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diff --git a/CryptoPkg/Library/Include/arpa/nameser.h b/CryptoPkg/Library/Include/arpa/nameser.h
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new file mode 100644
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index 0000000..988e4e0
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--- /dev/null
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+++ b/CryptoPkg/Library/Include/arpa/nameser.h
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@@ -0,0 +1,9 @@
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+/** @file
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+  Include file to support building third-party standard C / BSD sockets code.
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+
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+  Copyright (C) 2019, Red Hat, Inc.
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+
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+  SPDX-License-Identifier: BSD-2-Clause-Patent
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+**/
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+
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+#include <CrtLibSupport.h>
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diff --git a/CryptoPkg/Library/Include/netinet/in.h b/CryptoPkg/Library/Include/netinet/in.h
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new file mode 100644
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index 0000000..988e4e0
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--- /dev/null
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+++ b/CryptoPkg/Library/Include/netinet/in.h
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@@ -0,0 +1,9 @@
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+/** @file
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+  Include file to support building third-party standard C / BSD sockets code.
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+
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+  Copyright (C) 2019, Red Hat, Inc.
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+
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+  SPDX-License-Identifier: BSD-2-Clause-Patent
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+**/
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+
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+#include <CrtLibSupport.h>
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diff --git a/CryptoPkg/Library/Include/sys/param.h b/CryptoPkg/Library/Include/sys/param.h
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new file mode 100644
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index 0000000..988e4e0
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--- /dev/null
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+++ b/CryptoPkg/Library/Include/sys/param.h
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@@ -0,0 +1,9 @@
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+/** @file
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+  Include file to support building third-party standard C / BSD sockets code.
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+
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+  Copyright (C) 2019, Red Hat, Inc.
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+
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+  SPDX-License-Identifier: BSD-2-Clause-Patent
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+**/
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+
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+#include <CrtLibSupport.h>
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diff --git a/CryptoPkg/Library/Include/sys/socket.h b/CryptoPkg/Library/Include/sys/socket.h
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new file mode 100644
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index 0000000..988e4e0
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--- /dev/null
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+++ b/CryptoPkg/Library/Include/sys/socket.h
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@@ -0,0 +1,9 @@
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+/** @file
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+  Include file to support building third-party standard C / BSD sockets code.
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+
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+  Copyright (C) 2019, Red Hat, Inc.
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+
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+  SPDX-License-Identifier: BSD-2-Clause-Patent
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+**/
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+
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+#include <CrtLibSupport.h>
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-- 
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1.8.3.1
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