1 files changed, 25 insertions, 0 deletions

diff --git a/tls.c b/tls.c
new file mode 100644
index 0000000..aed5d57
--- /dev/null
+++ b/tls.c
@@ -0,0 +1,25 @@
+#include "exit.h"
+#include "error.h"
+#include <openssl/ssl.h>
+#include <openssl/err.h>
+
+int smtps = 0;
+SSL *ssl = NULL;
+
+void ssl_free(SSL *myssl) { SSL_shutdown(myssl); SSL_free(myssl); }
+void ssl_exit(int status) { if (ssl) ssl_free(ssl); _exit(status); }
+
+const char *ssl_error()
+{
+  int r = ERR_get_error();
+  if (!r) return NULL;
+  SSL_load_error_strings();
+  return ERR_error_string(r, NULL);
+}
+const char *ssl_error_str()
+{
+  const char *err = ssl_error();
+  if (err) return err;
+  if (!errno) return 0;
+  return (errno == error_timeout) ? "timed out" : error_str(errno);
+}