add %file.escape()

diff --git a/src/lib/unlang/xlat_builtin.c b/src/lib/unlang/xlat_builtin.c
index 3edbcda13e429d679e1a338c1201ca9b9ed9855f..10a9159c19f4205fab62098fafa122e2b5b49aeb 100644 (file)
--- a/src/lib/unlang/xlat_builtin.c
+++ b/src/lib/unlang/xlat_builtin.c
@@ -446,6 +446,29 @@ static xlat_arg_parser_t const xlat_func_file_name_count_args[] = {
 };
 
 
+static xlat_action_t xlat_func_file_escape(TALLOC_CTX *ctx, fr_dcursor_t *out,
+                                          UNUSED xlat_ctx_t const *xctx,
+                                          UNUSED request_t *request, fr_value_box_list_t *args)
+{
+       fr_value_box_t *dst, *vb;
+       char const      *filename;
+
+       XLAT_ARGS(args, &vb);
+       filename = xlat_file_name(vb);
+       if (!filename) return XLAT_ACTION_FAIL;
+
+       MEM(dst = fr_value_box_alloc(ctx, FR_TYPE_STRING, NULL));
+       if (fr_value_box_bstrndup(dst, dst, NULL, filename, strlen(filename), false) < 0) {
+               talloc_free(dst);
+               return XLAT_ACTION_FAIL;
+       }
+
+       fr_dcursor_append(out, dst);
+
+       return XLAT_ACTION_DONE;
+}
+
+
 static xlat_action_t xlat_func_file_exists(TALLOC_CTX *ctx, fr_dcursor_t *out,
                                           UNUSED xlat_ctx_t const *xctx,
                                           UNUSED request_t *request, fr_value_box_list_t *args)
@@ -3694,6 +3717,7 @@ do { \
        XLAT_REGISTER_ARGS("cast", xlat_func_cast, FR_TYPE_VOID, xlat_func_cast_args);
        XLAT_REGISTER_ARGS("concat", xlat_func_concat, FR_TYPE_STRING, xlat_func_concat_args);
        XLAT_REGISTER_ARGS("explode", xlat_func_explode, FR_TYPE_STRING, xlat_func_explode_args);
+       XLAT_REGISTER_ARGS("file.escape", xlat_func_file_escape, FR_TYPE_STRING, xlat_func_file_name_args);
        XLAT_REGISTER_ARGS("file.exists", xlat_func_file_exists, FR_TYPE_BOOL, xlat_func_file_name_args);
        XLAT_REGISTER_ARGS("file.head", xlat_func_file_head, FR_TYPE_STRING, xlat_func_file_name_args);
        XLAT_REGISTER_ARGS("file.rm", xlat_func_file_rm, FR_TYPE_BOOL, xlat_func_file_name_args);