--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/openenvutils/commandshell/shell/src/modules/cap.c Tue Feb 02 10:12:00 2010 +0200
@@ -0,0 +1,159 @@
+// cap.c - POSIX.1e (POSIX.6) capability set manipulation
+//
+// © Portions Copyright (c) Symbian Software Ltd 2007. All rights reserved.
+//
+/*
+ * This file is part of zsh, the Z shell.
+ *
+ * Copyright (c) 1997 Andrew Main
+ * All rights reserved.
+ *
+ * Permission is hereby granted, without written agreement and without
+ * license or royalty fees, to use, copy, modify, and distribute this
+ * software and to distribute modified versions of this software for any
+ * purpose, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * In no event shall Andrew Main or the Zsh Development Group be liable
+ * to any party for direct, indirect, special, incidental, or consequential
+ * damages arising out of the use of this software and its documentation,
+ * even if Andrew Main and the Zsh Development Group have been advised of
+ * the possibility of such damage.
+ *
+ * Andrew Main and the Zsh Development Group specifically disclaim any
+ * warranties, including, but not limited to, the implied warranties of
+ * merchantability and fitness for a particular purpose. The software
+ * provided hereunder is on an "as is" basis, and Andrew Main and the
+ * Zsh Development Group have no obligation to provide maintenance,
+ * support, updates, enhancements, or modifications.
+ *
+ */
+#include "cap.mdh"
+#include "cap.pro"
+
+#ifdef __SYMBIAN32__
+#ifdef __WINSCW__
+#pragma warn_unusedarg off
+#endif//__WINSCW__
+#endif//__SYMBIAN32__
+
+#ifdef HAVE_CAP_GET_PROC
+
+static int
+bin_cap(char *nam, char **argv, Options ops, int func)
+{
+ int ret = 0;
+ cap_t caps;
+ if(*argv) {
+ caps = cap_from_text(*argv);
+ if(!caps) {
+ zwarnnam(nam, "invalid capability string", NULL, 0);
+ return 1;
+ }
+ if(cap_set_proc(caps)) {
+ zwarnnam(nam, "can't change capabilites: %e", NULL, errno);
+ ret = 1;
+ }
+ } else {
+ char *result = NULL;
+ ssize_t length;
+ caps = cap_get_proc();
+ if(caps)
+ result = cap_to_text(caps, &length);
+ if(!caps || !result) {
+ zwarnnam(nam, "can't get capabilites: %e", NULL, errno);
+ ret = 1;
+ } else
+ puts(result);
+ }
+ cap_free(caps);
+ return ret;
+}
+
+static int
+bin_getcap(char *nam, char **argv, Options ops, int func)
+{
+ int ret = 0;
+
+ do {
+ char *result = NULL;
+ ssize_t length;
+ cap_t caps = cap_get_file(*argv);
+ if(caps)
+ result = cap_to_text(caps, &length);
+ if (!caps || !result) {
+ zwarnnam(nam, "%s: %e", *argv, errno);
+ ret = 1;
+ } else
+ printf("%s %s\n", *argv, result);
+ cap_free(caps);
+ } while(*++argv);
+ return ret;
+}
+
+static int
+bin_setcap(char *nam, char **argv, Options ops, int func)
+{
+ cap_t caps;
+ int ret = 0;
+
+ caps = cap_from_text(*argv++);
+ if(!caps) {
+ zwarnnam(nam, "invalid capability string", NULL, 0);
+ return 1;
+ }
+
+ do {
+ if(cap_set_file(*argv, caps)) {
+ zwarnnam(nam, "%s: %e", *argv, errno);
+ ret = 1;
+ }
+ } while(*++argv);
+ cap_free(caps);
+ return ret;
+}
+
+#else /* !HAVE_CAP_GET_PROC */
+
+# define bin_cap bin_notavail
+# define bin_getcap bin_notavail
+# define bin_setcap bin_notavail
+
+#endif /* !HAVE_CAP_GET_PROC */
+
+/* module paraphernalia */
+
+static struct builtin bintab[] = {
+ BUILTIN("cap", 0, bin_cap, 0, 1, 0, NULL, NULL),
+ BUILTIN("getcap", 0, bin_getcap, 1, -1, 0, NULL, NULL),
+ BUILTIN("setcap", 0, bin_setcap, 2, -1, 0, NULL, NULL),
+};
+
+/**/
+int
+setup_(UNUSED(Module m))
+{
+ return 0;
+}
+
+/**/
+int
+boot_(Module m)
+{
+ return !addbuiltins(m->nam, bintab, sizeof(bintab)/sizeof(*bintab));
+}
+
+/**/
+int
+cleanup_(Module m)
+{
+ deletebuiltins(m->nam, bintab, sizeof(bintab)/sizeof(*bintab));
+ return 0;
+}
+
+/**/
+int
+finish_(UNUSED(Module m))
+{
+ return 0;
+}