src/auth/ntlm/helpers.m4

   1 ## Copyright (C) 1996-2017 The Squid Software Foundation and contributors
   2 ##
   3 ## Squid software is distributed under GPLv2+ license and includes
   4 ## contributions from numerous individuals and organizations.
   5 ## Please see the COPYING and CONTRIBUTORS files for details.
   6 ##
   7
   8 # This file is supposed to run all the tests required to identify which
   9 # configured modules are able to be built in this environment
  10
  11 # FIXME: de-duplicate $enable_auth_ntlm list containing double entries.
  12
  13 #not specified. Inherit global
  14 if test "x$enable_auth_ntlm" = "x"; then
  15     enable_auth_ntlm=$enable_auth
  16 fi
  17 #conflicts with global
  18 if test "x$enable_auth_ntlm" != "xno" -a "x$enable_auth" = "xno" ; then
  19     AC_MSG_ERROR([NTLM auth requested but auth disabled])
  20 fi
  21 #define list of modules to build
  22 auto_auth_ntlm_modules=no
  23 if test "x$enable_auth_ntlm" = "xyes" ; then
  24     SQUID_LOOK_FOR_MODULES([$srcdir/src/auth/ntlm],[enable_auth_ntlm])
  25   auto_auth_ntlm_modules=yes
  26 fi
  27 #handle the "none" special case
  28 if test "x$enable_auth_ntlm" = "xnone" ; then
  29     enable_auth_ntlm=""
  30 fi
  31
  32 NTLM_AUTH_HELPERS=""
  33 #enable_auth_ntlm contains either "no" or the list of modules to be built
  34 enable_auth_ntlm="`echo $enable_auth_ntlm| sed -e 's/,/ /g;s/  */ /g'`"
  35 if test "x$enable_auth_ntlm" != "xno" ; then
  36     AUTH_MODULES="$AUTH_MODULES ntlm"
  37     AC_DEFINE([HAVE_AUTH_MODULE_NTLM],1,[NTLM auth module is built])
  38     for helper in $enable_auth_ntlm; do
  39       dir="$srcdir/src/auth/ntlm/$helper"
  40
  41       # modules converted to autoconf macros already
  42       # NP: we only need this list because m4_include() does not accept variables
  43       if test "x$helper" = "xfake" ; then
  44         m4_include([src/auth/ntlm/fake/required.m4])
  45
  46       elif test "x$helper" = "xSMB_LM" ; then
  47         m4_include([src/auth/ntlm/SMB_LM/required.m4])
  48
  49       elif test "x$helper" = "xSSPI" ; then
  50         m4_include([src/auth/ntlm/SSPI/required.m4])
  51
  52       # modules not yet converted to autoconf macros (or third party drop-in's)
  53       elif test -f "$dir/config.test" && sh "$dir/config.test" "$squid_host_os"; then
  54         BUILD_HELPER="$helper"
  55       fi
  56
  57       if test -d "$srcdir/src/auth/ntlm/$helper"; then
  58         if test "$BUILD_HELPER" != "$helper"; then
  59           if test "x$auto_auth_ntlm_modules" = "xyes"; then
  60             AC_MSG_NOTICE([NTLM auth helper $helper ... found but cannot be built])
  61           else
  62             AC_MSG_ERROR([NTLM auth helper $helper ... found but cannot be built])
  63           fi
  64         else
  65           NTLM_AUTH_HELPERS="$NTLM_AUTH_HELPERS $BUILD_HELPER"
  66         fi
  67       else
  68         AC_MSG_ERROR([NTLM auth helper $helper ... not found])
  69       fi
  70     done
  71 fi
  72 AC_MSG_NOTICE([NTLM auth helpers to be built: $NTLM_AUTH_HELPERS])
  73 AM_CONDITIONAL(ENABLE_AUTH_NTLM, test "x$enable_auth_ntlm" != "xno")
  74 AC_SUBST(NTLM_AUTH_HELPERS)
  75
  76 ## NTLM requires some special Little-Endian conversion hacks
  77 if test "x$enable_auth_ntlm" != "xno"; then
  78   AC_CHECK_HEADERS(machine/byte_swap.h sys/bswap.h endian.h sys/endian.h)
  79   AC_CHECK_FUNCS(
  80     bswap_16 bswap16 \
  81     bswap_32 bswap32 \
  82     htole16 __htole16 \
  83     htole32 __htole32 \
  84     le16toh __le16toh \
  85     le32toh __le32toh \
  86   )
  87 fi