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-rw-r--r--src/udev/udevadm-hwdb.c101
1 files changed, 101 insertions, 0 deletions
diff --git a/src/udev/udevadm-hwdb.c b/src/udev/udevadm-hwdb.c
new file mode 100644
index 0000000..7f8960f
--- /dev/null
+++ b/src/udev/udevadm-hwdb.c
@@ -0,0 +1,101 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+
+#include <getopt.h>
+
+#include "hwdb-util.h"
+#include "udevadm.h"
+#include "util.h"
+
+static const char *arg_test = NULL;
+static const char *arg_root = NULL;
+static const char *arg_hwdb_bin_dir = NULL;
+static bool arg_update = false;
+static bool arg_strict = false;
+
+static int help(void) {
+ printf("%s hwdb [OPTIONS]\n\n"
+ " -h --help Print this message\n"
+ " -V --version Print version of the program\n"
+ " -u --update Update the hardware database\n"
+ " -s --strict When updating, return non-zero exit value on any parsing error\n"
+ " --usr Generate in " UDEVLIBEXECDIR " instead of /etc/udev\n"
+ " -t --test=MODALIAS Query database and print result\n"
+ " -r --root=PATH Alternative root path in the filesystem\n\n"
+ "NOTE:\n"
+ "The sub-command 'hwdb' is deprecated, and is left for backwards compatibility.\n"
+ "Please use systemd-hwdb instead.\n"
+ , program_invocation_short_name);
+
+ return 0;
+}
+
+static int parse_argv(int argc, char *argv[]) {
+ enum {
+ ARG_USR = 0x100,
+ };
+
+ static const struct option options[] = {
+ { "update", no_argument, NULL, 'u' },
+ { "usr", no_argument, NULL, ARG_USR },
+ { "strict", no_argument, NULL, 's' },
+ { "test", required_argument, NULL, 't' },
+ { "root", required_argument, NULL, 'r' },
+ { "version", no_argument, NULL, 'V' },
+ { "help", no_argument, NULL, 'h' },
+ {}
+ };
+
+ int c;
+
+ while ((c = getopt_long(argc, argv, "ust:r:Vh", options, NULL)) >= 0)
+ switch(c) {
+ case 'u':
+ arg_update = true;
+ break;
+ case ARG_USR:
+ arg_hwdb_bin_dir = UDEVLIBEXECDIR;
+ break;
+ case 's':
+ arg_strict = true;
+ break;
+ case 't':
+ arg_test = optarg;
+ break;
+ case 'r':
+ arg_root = optarg;
+ break;
+ case 'V':
+ return print_version();
+ case 'h':
+ return help();
+ case '?':
+ return -EINVAL;
+ default:
+ assert_not_reached("Unknown option");
+ }
+
+ return 1;
+}
+
+int hwdb_main(int argc, char *argv[], void *userdata) {
+ int r;
+
+ r = parse_argv(argc, argv);
+ if (r <= 0)
+ return r;
+
+ if (!arg_update && !arg_test)
+ return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
+ "Either --update or --test must be used.");
+
+ if (arg_update) {
+ r = hwdb_update(arg_root, arg_hwdb_bin_dir, arg_strict, true);
+ if (r < 0)
+ return r;
+ }
+
+ if (arg_test)
+ return hwdb_query(arg_test);
+
+ return 0;
+}