149 lines
4.0 KiB
C
149 lines
4.0 KiB
C
/***
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This file is part of systemd.
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Copyright 2007-2012 Kay Sievers <kay@vrfy.org>
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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#include <unistd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <stddef.h>
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#include <string.h>
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#include <errno.h>
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#include <getopt.h>
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#include "udev.h"
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static bool initialized;
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static const struct udev_builtin *builtins[] = {
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#ifdef HAVE_BLKID
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[UDEV_BUILTIN_BLKID] = &udev_builtin_blkid,
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#endif
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[UDEV_BUILTIN_BTRFS] = &udev_builtin_btrfs,
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[UDEV_BUILTIN_FIRMWARE] = &udev_builtin_firmware,
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[UDEV_BUILTIN_HWDB] = &udev_builtin_hwdb,
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[UDEV_BUILTIN_INPUT_ID] = &udev_builtin_input_id,
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#ifdef HAVE_KMOD
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[UDEV_BUILTIN_KMOD] = &udev_builtin_kmod,
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#endif
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[UDEV_BUILTIN_NET_ID] = &udev_builtin_net_id,
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[UDEV_BUILTIN_PATH_ID] = &udev_builtin_path_id,
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[UDEV_BUILTIN_USB_ID] = &udev_builtin_usb_id,
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#ifdef HAVE_ACL
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[UDEV_BUILTIN_UACCESS] = &udev_builtin_uaccess,
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#endif
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};
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void udev_builtin_init(struct udev *udev)
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{
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unsigned int i;
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if (initialized)
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return;
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for (i = 0; i < ELEMENTSOF(builtins); i++)
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if (builtins[i]->init)
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builtins[i]->init(udev);
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initialized = true;
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}
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void udev_builtin_exit(struct udev *udev)
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{
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unsigned int i;
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if (!initialized)
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return;
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for (i = 0; i < ELEMENTSOF(builtins); i++)
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if (builtins[i]->exit)
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builtins[i]->exit(udev);
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initialized = false;
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}
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bool udev_builtin_validate(struct udev *udev)
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{
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unsigned int i;
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for (i = 0; i < ELEMENTSOF(builtins); i++)
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if (builtins[i]->validate && builtins[i]->validate(udev))
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return true;
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return false;
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}
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void udev_builtin_list(struct udev *udev)
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{
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unsigned int i;
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for (i = 0; i < ELEMENTSOF(builtins); i++)
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fprintf(stderr, " %-12s %s\n", builtins[i]->name, builtins[i]->help);
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}
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const char *udev_builtin_name(enum udev_builtin_cmd cmd)
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{
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return builtins[cmd]->name;
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}
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bool udev_builtin_run_once(enum udev_builtin_cmd cmd)
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{
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return builtins[cmd]->run_once;
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}
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enum udev_builtin_cmd udev_builtin_lookup(const char *command)
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{
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char name[UTIL_PATH_SIZE];
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enum udev_builtin_cmd i;
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char *pos;
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util_strscpy(name, sizeof(name), command);
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pos = strchr(name, ' ');
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if (pos)
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pos[0] = '\0';
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for (i = 0; i < ELEMENTSOF(builtins); i++)
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if (strcmp(builtins[i]->name, name) == 0)
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return i;
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return UDEV_BUILTIN_MAX;
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}
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int udev_builtin_run(struct udev_device *dev, enum udev_builtin_cmd cmd, const char *command, bool test)
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{
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char arg[UTIL_PATH_SIZE];
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int argc;
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char *argv[128];
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/* we need '0' here to reset the internal state */
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optind = 0;
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util_strscpy(arg, sizeof(arg), command);
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udev_build_argv(udev_device_get_udev(dev), arg, &argc, argv);
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return builtins[cmd]->cmd(dev, argc, argv, test);
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}
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int udev_builtin_add_property(struct udev_device *dev, bool test, const char *key, const char *val)
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{
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struct udev_list_entry *entry;
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entry = udev_device_add_property(dev, key, val);
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/* store in db, skip private keys */
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if (key[0] != '.')
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udev_list_entry_set_num(entry, true);
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if (test)
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printf("%s=%s\n", key, val);
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return 0;
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}
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