diff options
Diffstat (limited to 'src/test/lib_test.c')
| -rw-r--r-- | src/test/lib_test.c | 46 |
1 files changed, 38 insertions, 8 deletions
diff --git a/src/test/lib_test.c b/src/test/lib_test.c index f6cb893..863e6db 100644 --- a/src/test/lib_test.c +++ b/src/test/lib_test.c @@ -1,5 +1,5 @@ /* lib_test.c -- simple libcap-ng test suite - * Copyright 2009 Red Hat Inc., Durham, North Carolina. + * Copyright 2009,2012-13 Red Hat Inc. * All Rights Reserved. * * This library is free software; you can redistribute it and/or @@ -12,9 +12,10 @@ * 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 this library; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * You should have received a copy of the GNU Lesser General Public License + * along with this program; see the file COPYING.LIB. If not, write to the + * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor + * Boston, MA 02110-1335, USA. * * Authors: * Steve Grubb <sgrubb@redhat.com> @@ -25,11 +26,35 @@ #include <stdlib.h> #include <stdio.h> #include <string.h> +#include <errno.h> +#include <fcntl.h> +#include <sys/stat.h> +static unsigned int get_last_cap(void) +{ + int fd; + + fd = open("/proc/sys/kernel/cap_last_cap", O_RDONLY); + if (fd == -1) { + return CAP_LAST_CAP; + } else { + char buf[8]; + int num = read(fd, buf, sizeof(buf)); + if (num > 0) { + errno = 0; + unsigned int val = strtoul(buf, NULL, 10); + if (errno == 0) + return val; + } + close(fd); + } + return CAP_LAST_CAP; +} int main(void) { - int rc, i, len, last = CAP_LAST_CAP; + int rc; + unsigned int i, len, last = get_last_cap(); char *text; void *saved; @@ -59,6 +84,7 @@ int main(void) } printf("Doing advanced bit tests for %d capabilities...\n", last); for (i=0; i<=last; i++) { + const char *name; capng_clear(CAPNG_SELECT_BOTH); rc = capng_update(CAPNG_ADD, CAPNG_EFFECTIVE, i); if (rc) { @@ -103,10 +129,14 @@ int main(void) puts("Failed getting print text to buffer"); abort(); } - if (strcmp(text, capng_capability_to_name(i))) { + name = capng_capability_to_name(i); + if (name == NULL) { + printf("Failed converting capability %d to name\n", i); + abort(); + } + if (strcmp(text, name)) { puts("Failed print text comparison"); - printf("%s != %s\n", text, - capng_capability_to_name(i)); + printf("%s != %s\n", text, name); abort(); } free(text); |