X-Git-Url: https://www.tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=m4%2Fopenssl.m4;h=bb1f1465b6f79217fccd45bb8bc96477d3ff6a97;hp=59f0d4504fb3b1ac71e30029588473138bcd8c61;hb=d49a336658d772821bee2dbe97df3d4f748c8c4c;hpb=dc887f5011834d5a9a6ec5deb8781c6bfd88c474

diff --git a/m4/openssl.m4 b/m4/openssl.m4
index 59f0d450..bb1f1465 100644
--- a/m4/openssl.m4
+++ b/m4/openssl.m4
@@ -1,56 +1,58 @@
-dnl Check to find the OpenSSL headers/libraries
+dnl Check to find the LibreSSL/OpenSSL headers/libraries
 
 AC_DEFUN([tinc_OPENSSL],
 [
+  case $host_os in
+    *mingw*)
+    ;;
+    *)
+      AC_CHECK_FUNC(dlopen,
+        [],
+        [AC_CHECK_LIB(dl, dlopen,
+          [LIBS="$LIBS -ldl"],
+          [AC_MSG_ERROR([LibreSSL/OpenSSL depends on libdl.]); break]
+        )]
+      )
+    ;;
+  esac
+
   AC_ARG_WITH(openssl,
-    AS_HELP_STRING([--with-openssl=DIR], [OpenSSL base directory, or:]),
+    AS_HELP_STRING([--with-openssl=DIR], [LibreSSL/OpenSSL base directory, or:]),
     [openssl="$withval"
      CPPFLAGS="$CPPFLAGS -I$withval/include"
      LDFLAGS="$LDFLAGS -L$withval/lib"]
   )
 
   AC_ARG_WITH(openssl-include,
-    AS_HELP_STRING([--with-openssl-include=DIR], [OpenSSL headers directory (without trailing /openssl)]),
+    AS_HELP_STRING([--with-openssl-include=DIR], [LibreSSL/OpenSSL headers directory (without trailing /openssl)]),
     [openssl_include="$withval"
      CPPFLAGS="$CPPFLAGS -I$withval"]
   )
 
   AC_ARG_WITH(openssl-lib,
-    AS_HELP_STRING([--with-openssl-lib=DIR], [OpenSSL library directory]),
+    AS_HELP_STRING([--with-openssl-lib=DIR], [LibreSSL/OpenSSL library directory]),
     [openssl_lib="$withval"
      LDFLAGS="$LDFLAGS -L$withval"]
   )
 
   AC_CHECK_HEADERS(openssl/evp.h openssl/rsa.h openssl/rand.h openssl/err.h openssl/sha.h openssl/pem.h openssl/engine.h,
     [],
-    [AC_MSG_ERROR([OpenSSL header files not found.]); break]
+    [AC_MSG_ERROR([LibreSSL/OpenSSL header files not found.]); break]
   )
 
   AC_CHECK_LIB(crypto, EVP_EncryptInit_ex,
     [LIBS="-lcrypto $LIBS"],
-    [AC_MSG_ERROR([OpenSSL libraries not found.])]
+    [AC_MSG_ERROR([LibreSSL/OpenSSL libraries not found.])]
   )
 
-case $host_os in
-  *mingw*)
-  ;;
-  *)
-    AC_CHECK_FUNC(dlopen,
-      [],
-      [AC_CHECK_LIB(dl, dlopen,
-        [LIBS="$LIBS -ldl"],
-        [AC_MSG_ERROR([OpenSSL depends on libdl.]); break]
-      )]
-    )
-  ;;
-esac
-
-  AC_CHECK_FUNCS([RAND_pseudo_bytes EVP_EncryptInit_ex], ,
-    [AC_MSG_ERROR([Missing OpenSSL functionality, make sure you have installed the latest version.]); break],
+  AC_CHECK_FUNCS([RAND_bytes EVP_EncryptInit_ex EVP_CIPHER_CTX_new], ,
+    [AC_MSG_ERROR([Missing LibreSSL/OpenSSL functionality, make sure you have installed the latest version.]); break],
   )
 
   AC_CHECK_DECL([OpenSSL_add_all_algorithms], ,
-    [AC_MSG_ERROR([Missing OpenSSL functionality, make sure you have installed the latest version.]); break],
+    [AC_MSG_ERROR([Missing LibreSSL/OpenSSL functionality, make sure you have installed the latest version.]); break],
     [#include <openssl/evp.h>]
   )
+
+  AC_CHECK_FUNCS([BN_GENCB_new ERR_remove_state RSA_set0_key], , , [#include <openssl/rsa.h>])
 ])