| 1 |
AC_DEFUN([AX_ARG_WITH_TLS], [ |
| 2 |
|
| 3 |
AC_ARG_WITH([tls], [AS_HELP_STRING([--with-tls], [Enables TLS with specified library. Options: 'openssl', 'wolfssl', 'gnutls' or 'none'])], [with_tls=$withval], [with_tls=auto]) |
| 4 |
|
| 5 |
if test "$with_tls" = "openssl" || |
| 6 |
test "$with_tls" = "auto"; then |
| 7 |
AC_CHECK_HEADER([openssl/opensslv.h], [ |
| 8 |
AC_RUN_IFELSE([ |
| 9 |
AC_LANG_PROGRAM([ |
| 10 |
#include <openssl/opensslv.h> |
| 11 |
#include <stdlib.h>], [ |
| 12 |
exit(!(OPENSSL_VERSION_NUMBER >= 0x1010100fL)); ])], [AC_CHECK_LIB([crypto], [RSA_free], [], [], [])], [], [])]) |
| 13 |
|
| 14 |
AS_IF([test "$ac_cv_lib_crypto_RSA_free" = "yes"], [AC_CHECK_LIB([ssl], [SSL_connect])], []) |
| 15 |
|
| 16 |
AC_MSG_CHECKING([for LibreSSL, or OpenSSL 1.1.1 and above]) |
| 17 |
AS_IF([test "$ac_cv_lib_ssl_SSL_connect" = "yes"], |
| 18 |
[AC_MSG_RESULT([found])], [AC_MSG_RESULT([no - LibreSSL/OpenSSL support disabled])]) |
| 19 |
|
| 20 |
fi |
| 21 |
|
| 22 |
if test "$with_tls" = "gnutls" || |
| 23 |
test "$with_tls" = "auto"; then |
| 24 |
if test "$ac_cv_lib_ssl_SSL_connect" != "yes"; then |
| 25 |
|
| 26 |
AC_CHECK_HEADER([gnutls/gnutls.h], [ |
| 27 |
AC_RUN_IFELSE([ |
| 28 |
AC_LANG_PROGRAM([ |
| 29 |
#include <gnutls/gnutls.h> |
| 30 |
#include <stdlib.h>], [ |
| 31 |
exit(!(GNUTLS_VERSION_NUMBER >= 0x030605)); ])], [AC_CHECK_LIB([gnutls], [gnutls_init], [], [], [])], [], [])]) |
| 32 |
|
| 33 |
AC_MSG_CHECKING([for GnuTLS 3.6.5 and above]) |
| 34 |
AS_IF([test "$ac_cv_lib_gnutls_gnutls_init" = "yes"], |
| 35 |
[AC_MSG_RESULT([found])], [AC_MSG_RESULT([no - GnuTLS support disabled])]) |
| 36 |
|
| 37 |
fi |
| 38 |
fi |
| 39 |
|
| 40 |
if test "$with_tls" = "wolfssl" || |
| 41 |
test "$with_tls" = "auto"; then |
| 42 |
if test "$ac_cv_lib_ssl_SSL_connect" != "yes" && |
| 43 |
test "$ac_cv_lib_gnutls_gnutls_init" != "yes"; then |
| 44 |
|
| 45 |
AC_CHECK_HEADER([wolfssl/ssl.h], [ |
| 46 |
AC_RUN_IFELSE([ |
| 47 |
AC_LANG_PROGRAM([ |
| 48 |
#include <wolfssl/version.h> |
| 49 |
#include <stdlib.h>], [ |
| 50 |
exit(!(LIBWOLFSSL_VERSION_HEX >= 0x04003000)); ])], [AC_CHECK_LIB([wolfssl], [wolfSSL_X509_digest], [], [], [])], [], [])]) |
| 51 |
|
| 52 |
AC_MSG_CHECKING([for wolfSSL 4.3.0 and above built with extended/full OpenSSL compatibility layer]) |
| 53 |
AS_IF([test "$ac_cv_lib_wolfssl_wolfSSL_X509_digest" = "yes"], |
| 54 |
[AC_MSG_RESULT([found])], [AC_MSG_RESULT([no - wolfSSL support disabled])]) |
| 55 |
|
| 56 |
fi |
| 57 |
fi |
| 58 |
|
| 59 |
]) |
