X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fshared%2Fcap-list.c;fp=src%2Fshared%2Fcap-list.c;h=56d1488f483df0c636c361c912af49c5b744db84;hb=2822da4fb7f891e5320f02f1d00f64b72221ced4;hp=0000000000000000000000000000000000000000;hpb=45823da23ccfea5159fafa844ede0a873a460df8;p=elogind.git
diff --git a/src/shared/cap-list.c b/src/shared/cap-list.c
new file mode 100644
index 000000000..56d1488f4
--- /dev/null
+++ b/src/shared/cap-list.c
@@ -0,0 +1,62 @@
+/*-*- 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 .
+***/
+
+#include
+#include
+
+#include "util.h"
+#include "cap-list.h"
+#include "missing.h"
+
+static const struct capability_name* lookup_capability(register const char *str, register unsigned int len);
+
+#include "cap-to-name.h"
+#include "cap-from-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;
+}