/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ /*** This file is part of systemd. Copyright 2014 Lennart Poettering systemd is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. systemd is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with systemd; If not, see <http://www.gnu.org/licenses/>. ***/ #include <errno.h> #include <string.h> #include "cap-list.h" #include "macro.h" #include "missing.h" #include "parse-util.h" #include "util.h" static const struct capability_name* lookup_capability(register const char *str, register unsigned int len); #include "cap-from-name.h" #include "cap-to-name.h" const char *capability_to_name(int id) { if (id < 0) return NULL; if (id >= (int) ELEMENTSOF(capability_names)) return NULL; return capability_names[id]; } int capability_from_name(const char *name) { const struct capability_name *sc; int r, i; assert(name); /* Try to parse numeric capability */ r = safe_atoi(name, &i); if (r >= 0 && i >= 0) return i; /* Try to parse string capability */ sc = lookup_capability(name, strlen(name)); if (!sc) return -EINVAL; return sc->id; } int capability_list_length(void) { return (int) ELEMENTSOF(capability_names); }