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tls.m4
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tls.m4
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# tls.m4 - Library to operate TLS
#
# Copyright (C) Mellanox Technologies Ltd. 2020-2024. ALL RIGHTS RESERVED.
# See file LICENSE for terms.
#
##########################
# tls usage support
#
AC_DEFUN([TLS_CAPABILITY_SETUP],
[
AC_ARG_WITH([tls],
AS_HELP_STRING([--with-tls(=DIR)],
[Search for tls headers and libraries in DIR (default NO)]),
[],
[with_tls=no]
)
sockperf_cv_tls_lib=0
sockperf_cv_tls_lib_str="None"
AS_IF([test "x$with_tls" == xno],
[],
[
if test -z "$with_tls" || test "$with_tls" = "yes"; then
with_tls=/usr
fi
# Find a name of tls library as openssl, gnutls etc
if test ! -d "openssl"; then
sockperf_cv_tls_lib=1
sockperf_cv_tls_lib_str="openssl"
sockperf_cv_tls_save_CPPFLAGS="$CPPFLAGS"
sockperf_cv_tls_save_CXXFLAGS="$CXXFLAGS"
sockperf_cv_tls_save_CFLAGS="$CFLAGS"
sockperf_cv_tls_save_LDFLAGS="$LDFLAGS"
sockperf_cv_tls_save_LIBS="$LIBS"
sockperf_cv_tls_CPPFLAGS="-I$with_tls/include"
sockperf_cv_tls_LIBS="-lssl -lcrypto"
sockperf_cv_tls_LDFLAGS="-L$with_tls/lib -Wl,--rpath,$with_tls/lib"
if test -d "$with_tls/lib64"; then
sockperf_cv_tls_LDFLAGS="-L$with_tls/lib64 -Wl,--rpath,$with_tls/lib64"
fi
CPPFLAGS="$sockperf_cv_tls_CPPFLAGS $CPPFLAGS"
CXXFLAGS="$sockperf_cv_dpcp_CXXFLAGS $CXXFLAGS"
LDFLAGS="$sockperf_cv_dpcp_LDFLAGS $LDFLAGS"
LIBS="$sockperf_cv_tls_LIBS $LIBS"
AC_LANG_PUSH([C])
AC_CHECK_HEADER(
[openssl/ssl.h],
[AC_LINK_IFELSE([AC_LANG_PROGRAM(
[[#include <openssl/ssl.h>
#include <openssl/err.h>
]],
[[SSL_library_init();
ERR_clear_error();
SSL_load_error_strings();
]])],
[], [sockperf_cv_tls_lib=0])
])
AC_LANG_POP()
CPPFLAGS="$sockperf_cv_tls_save_CPPFLAGS"
CXXFLAGS="$sockperf_cv_tls_save_CXXFLAGS"
CFLAGS="$sockperf_cv_tls_save_CFLAGS"
LDFLAGS="$sockperf_cv_tls_save_LDFLAGS"
LIBS="$sockperf_cv_tls_save_LIBS"
fi
])
AC_MSG_CHECKING([for tls support])
if test "$sockperf_cv_tls_lib" -ne 0; then
CPPFLAGS="$CPPFLAGS $sockperf_cv_tls_CPPFLAGS"
LDFLAGS="$LDFLAGS $sockperf_cv_tls_LDFLAGS"
LIBS="$LIBS $sockperf_cv_tls_LIBS"
AC_DEFINE_UNQUOTED([DEFINED_TLS], [$sockperf_cv_tls_lib], [Using TLS])
AC_MSG_RESULT([$sockperf_cv_tls_lib_str])
else
AC_MSG_RESULT([no])
fi
])