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-rw-r--r--progs/getpcaps.c56
1 files changed, 56 insertions, 0 deletions
diff --git a/progs/getpcaps.c b/progs/getpcaps.c
new file mode 100644
index 0000000..e405a92
--- /dev/null
+++ b/progs/getpcaps.c
@@ -0,0 +1,56 @@
+/*
+ * Copyright (c) 1997,2008 Andrew G. Morgan <morgan@kernel.org>
+ *
+ * This displays the capabilities of given target process(es).
+ */
+
+#include <sys/types.h>
+#include <errno.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <sys/capability.h>
+
+static void usage(void)
+{
+ fprintf(stderr,
+"usage: getcaps <pid> [<pid> ...]\n\n"
+" This program displays the capabilities on the queried process(es).\n"
+" The capabilities are displayed in the cap_from_text(3) format.\n\n"
+"[Copyright (c) 1997-8,2007 Andrew G. Morgan <morgan@kernel.org>]\n"
+ );
+ exit(1);
+}
+
+int main(int argc, char **argv)
+{
+ int retval = 0;
+
+ if (argc < 2) {
+ usage();
+ }
+
+ for ( ++argv; --argc > 0; ++argv ) {
+ ssize_t length;
+ int pid;
+ cap_t cap_d;
+
+ pid = atoi(argv[0]);
+
+ cap_d = cap_get_pid(pid);
+ if (cap_d == NULL) {
+ fprintf(stderr, "Failed to get cap's for proccess %d:"
+ " (%s)\n", pid, strerror(errno));
+ retval = 1;
+ continue;
+ } else {
+ char *result = cap_to_text(cap_d, &length);
+ fprintf(stderr, "Capabilities for `%s': %s\n", *argv, result);
+ cap_free(result);
+ result = NULL;
+ cap_free(cap_d);
+ }
+ }
+
+ return retval;
+}