1 files changed, 97 insertions, 0 deletions
diff --git a/src/udev/udevadm-test-builtin.c b/src/udev/udevadm-test-builtin.c
new file mode 100644
index 0000000..8995e5c
--- /dev/null
+++ b/src/udev/udevadm-test-builtin.c
@@ -0,0 +1,97 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#include <errno.h>
+#include <getopt.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "log.h"
+#include "udev-builtin.h"
+#include "udevadm.h"
+#include "udevadm-util.h"
+
+static const char *arg_command = NULL;
+static const char *arg_syspath = NULL;
+
+static int help(void) {
+        printf("%s test-builtin [OPTIONS] COMMAND DEVPATH\n\n"
+               "Test a built-in command.\n\n"
+               "  -h --help     Print this message\n"
+               "  -V --version  Print version of the program\n\n"
+               "Commands:\n"
+               , program_invocation_short_name);
+
+        udev_builtin_list();
+
+        return 0;
+}
+
+static int parse_argv(int argc, char *argv[]) {
+        static const struct option options[] = {
+                { "version", no_argument, NULL, 'V' },
+                { "help",    no_argument, NULL, 'h' },
+                {}
+        };
+
+        int c;
+
+        while ((c = getopt_long(argc, argv, "Vh", options, NULL)) >= 0)
+                switch (c) {
+                case 'V':
+                        return print_version();
+                case 'h':
+                        return help();
+                case '?':
+                        return -EINVAL;
+                default:
+                        assert_not_reached("Unknown option");
+                }
+
+        arg_command = argv[optind++];
+        if (!arg_command)
+                return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
+                                       "Command missing.");
+
+        arg_syspath = argv[optind++];
+        if (!arg_syspath)
+                return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
+                                       "syspath missing.");
+
+        return 1;
+}
+
+int builtin_main(int argc, char *argv[], void *userdata) {
+        _cleanup_(sd_device_unrefp) sd_device *dev = NULL;
+        UdevBuiltinCommand cmd;
+        int r;
+
+        log_set_max_level(LOG_DEBUG);
+
+        r = parse_argv(argc, argv);
+        if (r <= 0)
+                return r;
+
+        udev_builtin_init();
+
+        cmd = udev_builtin_lookup(arg_command);
+        if (cmd < 0) {
+                log_error("Unknown command '%s'", arg_command);
+                r = -EINVAL;
+                goto finish;
+        }
+
+        r = find_device(arg_syspath, "/sys", &dev);
+        if (r < 0) {
+                log_error_errno(r, "Failed to open device '%s': %m", arg_syspath);
+                goto finish;
+        }
+
+        r = udev_builtin_run(dev, cmd, arg_command, true);
+        if (r < 0)
+                log_debug_errno(r, "Builtin command '%s' fails: %m", arg_command);
+
+finish:
+        udev_builtin_exit();
+        return r;
+}