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/*
* $Id: getpcaps.c,v 1.1.1.1 1999/04/17 22:16:31 morgan Exp $
*
* Copyright (c) 1997 Andrew G. Morgan <morgan@linux.kernel.org>
*
* This displays the capabilities of a given process.
*/
#include <sys/types.h>
#include <errno.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#undef _POSIX_SOURCE
#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 Andrew G. Morgan <morgan@linux.kernel.org>]\n"
);
exit(1);
}
int main(int argc, char **argv)
{
cap_t cap_d;
if (argc < 2) {
usage();
}
cap_d = cap_init();
for ( ++argv; --argc > 0; ++argv ) {
ssize_t length;
int pid;
if (cap_d == NULL) {
fprintf(stderr, "Failed to make a blank capability set\n"
" (%s)\n", strerror(errno));
exit(1);
}
pid = atoi(argv[0]);
/* this is a non-POSIX function */
if (capgetp(pid, cap_d)) {
fprintf(stderr, "Failed to get cap's for proccess %d:"
" (%s)\n", pid, strerror(errno));
continue;
} else {
char *result = cap_to_text(cap_d, &length);
fprintf(stderr, "Capabilities for `%s': %s\n", *argv, result);
cap_free(result);
result = NULL;
}
}
return 0;
}
/*
* $Log: getpcaps.c,v $
* Revision 1.1.1.1 1999/04/17 22:16:31 morgan
* release 1.0 of libcap
*
* Revision 1.4 1998/09/20 23:07:08 morgan
* fixed comment at top
*
* Revision 1.3 1998/06/08 00:16:58 morgan
* change to accommodate alpha (glibc?)
*
* Revision 1.2 1998/06/07 01:49:39 morgan
* added copyright info and some usage info. Small tidy up.
*
* Revision 1.1 1998/04/30 02:53:00 morgan
* Initial revision
*
*/
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