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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:35:18 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:35:18 +0000 |
commit | b750101eb236130cf056c675997decbac904cc49 (patch) | |
tree | a5df1a06754bdd014cb975c051c83b01c9a97532 /src/libsystemd-network/fuzz-lldp-rx.c | |
parent | Initial commit. (diff) | |
download | systemd-upstream.tar.xz systemd-upstream.zip |
Adding upstream version 252.22.upstream/252.22upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/libsystemd-network/fuzz-lldp-rx.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/src/libsystemd-network/fuzz-lldp-rx.c b/src/libsystemd-network/fuzz-lldp-rx.c new file mode 100644 index 0000000..6419075 --- /dev/null +++ b/src/libsystemd-network/fuzz-lldp-rx.c @@ -0,0 +1,43 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include <errno.h> +#include <unistd.h> + +#include "sd-event.h" +#include "sd-lldp-rx.h" + +#include "fd-util.h" +#include "fuzz.h" +#include "lldp-network.h" + +static int test_fd[2] = { -1, -1 }; + +int lldp_network_bind_raw_socket(int ifindex) { + if (socketpair(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC | SOCK_NONBLOCK, 0, test_fd) < 0) + return -errno; + + return test_fd[0]; +} + +int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { + _cleanup_(sd_event_unrefp) sd_event *e = NULL; + _cleanup_(sd_lldp_rx_unrefp) sd_lldp_rx *lldp_rx = NULL; + + if (outside_size_range(size, 0, 2048)) + return 0; + + assert_se(sd_event_new(&e) == 0); + assert_se(sd_lldp_rx_new(&lldp_rx) >= 0); + assert_se(sd_lldp_rx_set_ifindex(lldp_rx, 42) >= 0); + assert_se(sd_lldp_rx_attach_event(lldp_rx, e, 0) >= 0); + assert_se(sd_lldp_rx_start(lldp_rx) >= 0); + + assert_se(write(test_fd[1], data, size) == (ssize_t) size); + assert_se(sd_event_run(e, 0) >= 0); + + assert_se(sd_lldp_rx_stop(lldp_rx) >= 0); + assert_se(sd_lldp_rx_detach_event(lldp_rx) >= 0); + test_fd[1] = safe_close(test_fd[1]); + + return 0; +} |