OS-5558 libmd should leverage SHA extensions

          --- old/usr/src/lib/libmd/common/mapfile-vers
          +++ new/usr/src/lib/libmd/common/mapfile-vers

   1    1  #
   2    2  # CDDL HEADER START
   3    3  #
   4    4  # The contents of this file are subject to the terms of the
   5    5  # Common Development and Distribution License (the "License").
   6    6  # You may not use this file except in compliance with the License.
   7    7  #
   8    8  # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9    9  # or http://www.opensolaris.org/os/licensing.
  10   10  # See the License for the specific language governing permissions
  11   11  # and limitations under the License.
  12   12  #
  13   13  # When distributing Covered Code, include this CDDL HEADER in each

  14   14  # file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15   15  # If applicable, add the following below this CDDL HEADER, with the
  16   16  # fields enclosed by brackets "[]" replaced with your own identifying
  17   17  # information: Portions Copyright [yyyy] [name of copyright owner]
  18   18  #
  19   19  # CDDL HEADER END
  20   20  #
  21   21  #
  22   22  # Copyright (c) 2006, 2010, Oracle and/or its affiliates. All rights reserved.
  23   23  # Copyright 2013 Saso Kiselkov. All rights reserved.
       24 +# Copyright (c) 2018, Joyent, Inc.
  24   25  #
  25   26  
  26   27  #
  27   28  # MAPFILE HEADER START
  28   29  #
  29   30  # WARNING:  STOP NOW.  DO NOT MODIFY THIS FILE.
  30   31  # Object versioning must comply with the rules detailed in
  31   32  #
  32   33  #       usr/src/lib/README.mapfiles
  33   34  #

  34   35  # You should not be making modifications here until you've read the most current
  35   36  # copy of that file. If you need help, contact a gatekeeper for guidance.
  36   37  #
  37   38  # MAPFILE HEADER END
  38   39  #
  39   40  
  40   41  $mapfile_version 2
  41   42  
  42   43  # Note:
  43   44  #
  44   45  #       SHA256Update, SHA384Update, and SHA512Update are all
  45   46  #       weak aliases for SHA2Update.
  46   47  #
  47   48  #       SHA256Final, SHA384Final, and SHA512Final are all
  48   49  #       weak aliases for SHA2Final
  49   50  #
  50   51  # We use NODYNSORT to keep the weak aliases out of the .SUNW_dymsymsort
  51   52  # ELF section. As a result, ld will put the two main symbols in.
  52   53  #
  53   54  
  54   55  SYMBOL_VERSION ILLUMOS_0.1 {
  55   56      global:
  56   57          Skein1024_Final;
  57   58          Skein1024_Final_Pad;
  58   59          Skein1024_Init;
  59   60          Skein1024_InitExt;
  60   61          Skein1024_Output;
  61   62          Skein1024_Update;
  62   63          Skein_256_Final;
  63   64          Skein_256_Final_Pad;
  64   65          Skein_256_Init;
  65   66          Skein_256_InitExt;
  66   67          Skein_256_Output;
  67   68          Skein_256_Update;
  68   69          Skein_512_Final;
  69   70          Skein_512_Final_Pad;
  70   71          Skein_512_Init;
  71   72          Skein_512_InitExt;
  72   73          Skein_512_Output;
  73   74          Skein_512_Update;
  74   75          EdonRFinal;
  75   76          EdonRHash;
  76   77          EdonRInit;
  77   78          EdonRUpdate;
  78   79  } SUNW_1.1;
  79   80  
  80   81  SYMBOL_VERSION SUNW_1.1 {
  81   82      global:
  82   83          MD4Final;
  83   84          MD4Init;
  84   85          MD4Update;
  85   86          md5_calc;
  86   87          MD5Final        { FLAGS = NODIRECT };   # Addr interpose from testsuite
  87   88          MD5Init         { FLAGS = NODIRECT };   # Addr interpose from testsuite
  88   89          MD5Update       { FLAGS = NODIRECT };   # Addr interpose from testsuite
  89   90          SHA1Final;
  90   91          SHA1Init;
  91   92          SHA1Update;
  92   93          SHA256Final     { FLAGS = NODYNSORT };
  93   94          SHA256Init;

  94   95          SHA256Update    { FLAGS = NODYNSORT };
  95   96          SHA2Final;
  96   97          SHA2Init;
  97   98          SHA2Update;
  98   99          SHA384Final     { FLAGS = NODYNSORT };
  99  100          SHA384Init;
 100  101          SHA384Update    { FLAGS = NODYNSORT };
 101  102          SHA512Final     { FLAGS = NODYNSORT };
 102  103          SHA512Init;
 103  104          SHA512Update    { FLAGS = NODYNSORT };
      105 +};
      106 +
      107 +SYMBOL_VERSION ILLUMOSprivate {
      108 +    global:
      109 +$if _ELF64 && _x86
      110 +        #
      111 +        # We use hardware capabilities to define multiple versions of
      112 +        # the processing certain values. Unfortunately, at this time,
      113 +        # that requires these to be global symbols, even though we don't
      114 +        # want them to be. As such, they remain in a private version and
      115 +        # hopefully some day will be removed.
      116 +        #
      117 +        sha1_block_data_order;
      118 +        SHA256TransformBlocks;
      119 +$endif
 104  120      local:
 105  121          *;
 106  122  };
    

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