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-rw-r--r--src/openssl.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/src/openssl.c b/src/openssl.c
index d8d9e01..6b6d5cd 100644
--- a/src/openssl.c
+++ b/src/openssl.c
@@ -351,6 +351,10 @@
#define HAVE_SSL_CTX_USE_SERVERINFO_FILE OPENSSL_PREREQ(1,0,2)
#endif
+#ifndef HAVE_SSL_EXTENSION_SUPPORTED
+#define HAVE_SSL_EXTENSION_SUPPORTED OPENSSL_PREREQ(1,0,2)
+#endif
+
#ifndef HAVE_SSL_GET0_ALPN_SELECTED
#define HAVE_SSL_GET0_ALPN_SELECTED HAVE_SSL_CTX_SET_ALPN_PROTOS
#endif
@@ -2456,8 +2460,23 @@ static int ossl_version(lua_State *L) {
return 1;
} /* ossl_version() */
+
+#if HAVE_SSL_EXTENSION_SUPPORTED
+static int ossl_extensionSupported(lua_State *L) {
+ unsigned int ext_type = auxL_checkunsigned(L, 1);
+
+ lua_pushboolean(L, SSL_extension_supported(ext_type));
+
+ return 1;
+} /* ossl_extensionSupported() */
+#endif
+
+
static const auxL_Reg ossl_globals[] = {
{ "version", &ossl_version },
+#if HAVE_SSL_EXTENSION_SUPPORTED
+ { "extensionSupported", &ossl_extensionSupported },
+#endif
{ NULL, NULL },
};