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Searched refs:fds (Results 1 – 25 of 95) sorted by relevance

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/kernel/linux/linux-5.10/tools/testing/selftests/net/
Dpsock_fanout.c221 static int sock_fanout_read(int fds[], char *rings[], const int expect[]) in sock_fanout_read() argument
225 ret[0] = sock_fanout_read_ring(fds[0], rings[0]); in sock_fanout_read()
226 ret[1] = sock_fanout_read_ring(fds[1], rings[1]); in sock_fanout_read()
255 int fds[2]; in test_control_group() local
259 fds[0] = sock_fanout_open(PACKET_FANOUT_HASH, 0); in test_control_group()
260 if (fds[0] == -1) { in test_control_group()
278 fds[1] = sock_fanout_open(PACKET_FANOUT_HASH, 0); in test_control_group()
279 if (fds[1] == -1) { in test_control_group()
283 if (close(fds[1]) || close(fds[0])) { in test_control_group()
292 int fds[3]; in test_unique_fanout_group_ids() local
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Dpsock_lib.h75 static __maybe_unused void pair_udp_open(int fds[], uint16_t port) in pair_udp_open() argument
79 fds[0] = socket(PF_INET, SOCK_DGRAM, 0); in pair_udp_open()
80 fds[1] = socket(PF_INET, SOCK_DGRAM, 0); in pair_udp_open()
81 if (fds[0] == -1 || fds[1] == -1) { in pair_udp_open()
97 if (bind(fds[1], (void *) &daddr, sizeof(daddr))) { in pair_udp_open()
101 if (bind(fds[0], (void *) &saddr, sizeof(saddr))) { in pair_udp_open()
105 if (connect(fds[0], (void *) &daddr, sizeof(daddr))) { in pair_udp_open()
111 static __maybe_unused void pair_udp_send_char(int fds[], int num, char payload) in pair_udp_send_char() argument
118 if (write(fds[0], buf, sizeof(buf)) != sizeof(buf)) { in pair_udp_send_char()
122 if (read(fds[1], rbuf, sizeof(rbuf)) != sizeof(rbuf)) { in pair_udp_send_char()
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/kernel/linux/linux-5.10/tools/bpf/bpftool/
Dcommon.c654 static int prog_fd_by_nametag(void *nametag, int **fds, bool tag) in prog_fd_by_nametag() argument
695 tmp = realloc(*fds, (nb_fds + 1) * sizeof(int)); in prog_fd_by_nametag()
700 *fds = tmp; in prog_fd_by_nametag()
702 (*fds)[nb_fds++] = fd; in prog_fd_by_nametag()
709 close((*fds)[nb_fds]); in prog_fd_by_nametag()
713 int prog_parse_fds(int *argc, char ***argv, int **fds) in prog_parse_fds() argument
728 (*fds)[0] = bpf_prog_get_fd_by_id(id); in prog_parse_fds()
729 if ((*fds)[0] < 0) { in prog_parse_fds()
747 return prog_fd_by_nametag(tag, fds, true); in prog_parse_fds()
760 return prog_fd_by_nametag(name, fds, false); in prog_parse_fds()
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Dmap.c648 int *fds = NULL; in do_show_subset() local
652 fds = malloc(sizeof(int)); in do_show_subset()
653 if (!fds) { in do_show_subset()
657 nb_fds = map_parse_fds(&argc, &argv, &fds); in do_show_subset()
664 err = bpf_obj_get_info_by_fd(fds[i], &info, &len); in do_show_subset()
669 close(fds[i]); in do_show_subset()
674 show_map_close_json(fds[i], &info); in do_show_subset()
676 show_map_close_plain(fds[i], &info); in do_show_subset()
678 close(fds[i]); in do_show_subset()
684 free(fds); in do_show_subset()
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/kernel/linux/linux-5.10/fs/
Dselect.c413 #define FDS_IN(fds, n) (fds->in + n) argument
414 #define FDS_OUT(fds, n) (fds->out + n) argument
415 #define FDS_EX(fds, n) (fds->ex + n) argument
417 #define BITS(fds, n) (*FDS_IN(fds, n)|*FDS_OUT(fds, n)|*FDS_EX(fds, n)) argument
419 static int max_select_fd(unsigned long n, fd_set_bits *fds) in max_select_fd() argument
433 set &= BITS(fds, n); in max_select_fd()
443 set = BITS(fds, n); in max_select_fd()
478 static int do_select(int n, fd_set_bits *fds, struct timespec64 *end_time) in do_select() argument
489 retval = max_select_fd(n, fds); in do_select()
511 inp = fds->in; outp = fds->out; exp = fds->ex; in do_select()
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/kernel/linux/linux-5.10/arch/um/os-Linux/
Dhelper.c46 int pid, fds[2], ret, n; in run_helper() local
52 ret = socketpair(AF_UNIX, SOCK_STREAM, 0, fds); in run_helper()
60 ret = os_set_exec_close(fds[1]); in run_helper()
71 data.fd = fds[1]; in run_helper()
82 close(fds[1]); in run_helper()
83 fds[1] = -1; in run_helper()
89 n = read(fds[0], &ret, sizeof(ret)); in run_helper()
105 if (fds[1] != -1) in run_helper()
106 close(fds[1]); in run_helper()
107 close(fds[0]); in run_helper()
Dsigio.c53 struct pollfds *fds, tmp; in write_sigio_thread() local
59 fds = &current_poll; in write_sigio_thread()
61 n = poll(fds->poll, fds->used, -1); in write_sigio_thread()
68 for (i = 0; i < fds->used; i++) { in write_sigio_thread()
69 p = &fds->poll[i]; in write_sigio_thread()
87 fds->used--; in write_sigio_thread()
88 memmove(&fds->poll[i], &fds->poll[i + 1], in write_sigio_thread()
89 (fds->used - i) * sizeof(*fds->poll)); in write_sigio_thread()
Dfile.c375 int os_pipe(int *fds, int stream, int close_on_exec) in os_pipe() argument
379 err = socketpair(AF_UNIX, type, 0, fds); in os_pipe()
386 err = os_set_exec_close(fds[0]); in os_pipe()
390 err = os_set_exec_close(fds[1]); in os_pipe()
399 close(fds[1]); in os_pipe()
400 close(fds[0]); in os_pipe()
637 int os_sendmsg_fds(int fd, const void *buf, unsigned int len, const int *fds, in os_sendmsg_fds() argument
645 char control[CMSG_SPACE(sizeof(*fds) * OS_SENDMSG_MAX_FDS)]; in os_sendmsg_fds()
648 unsigned int fds_size = sizeof(*fds) * fds_num; in os_sendmsg_fds()
664 memcpy(CMSG_DATA(cmsg), fds, fds_size); in os_sendmsg_fds()
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/kernel/linux/linux-5.10/arch/um/drivers/
Dubd_user.c30 int pid, fds[2], err; in start_io_thread() local
32 err = os_pipe(fds, 1, 1); in start_io_thread()
38 kernel_fd = fds[0]; in start_io_thread()
41 *fd_out = fds[1]; in start_io_thread()
60 os_close_file(fds[0]); in start_io_thread()
61 os_close_file(fds[1]); in start_io_thread()
Dslirp_user.c52 int fds[2], pid, err; in slirp_open() local
54 err = os_pipe(fds, 1, 1); in slirp_open()
58 err = slirp_tramp(pri->argw.argv, fds[1]); in slirp_open()
65 pri->slave = fds[1]; in slirp_open()
70 return fds[0]; in slirp_open()
72 close(fds[0]); in slirp_open()
73 close(fds[1]); in slirp_open()
Dslip_user.c78 int pid, fds[2], err, output_len; in slip_tramp() local
80 err = os_pipe(fds, 1, 0); in slip_tramp()
89 pe_data.stdout_fd = fds[1]; in slip_tramp()
90 pe_data.close_me = fds[0]; in slip_tramp()
106 close(fds[1]); in slip_tramp()
107 read_output(fds[0], output, output_len); in slip_tramp()
111 close(fds[0]); in slip_tramp()
117 close(fds[0]); in slip_tramp()
118 close(fds[1]); in slip_tramp()
Dnet_user.c182 int pid, fds[2], err; in change_tramp() local
185 err = os_pipe(fds, 1, 0); in change_tramp()
191 pe_data.close_me = fds[0]; in change_tramp()
192 pe_data.stdout_fd = fds[1]; in change_tramp()
196 read_output(fds[0], output, output_len); in change_tramp()
198 close(fds[0]); in change_tramp()
199 close(fds[1]); in change_tramp()
Dchan_user.c223 int fds[2], n, err, pid; in winch_tramp() local
226 err = os_pipe(fds, 1, 1); in winch_tramp()
234 .pipe_fd = fds[1] } ); in winch_tramp()
249 *fd_out = fds[0]; in winch_tramp()
250 n = read(fds[0], &c, sizeof(c)); in winch_tramp()
270 close(fds[1]); in winch_tramp()
271 close(fds[0]); in winch_tramp()
Dvector_kern.c362 mmsg_vector->msg_hdr.msg_name = vp->fds->remote_addr; in vector_enqueue()
363 mmsg_vector->msg_hdr.msg_namelen = vp->fds->remote_addr_size; in vector_enqueue()
430 vp->fds->tx_fd, in vector_send()
808 if (vp->fds != NULL) in vector_remove()
875 pkt_len = uml_vector_recvmsg(vp->fds->rx_fd, &hdr, 0); in vector_legacy_rx()
928 vp->fds->tx_fd, in writev_tx()
978 vp->fds->rx_fd, qi->mmsg_vector, qi->max_depth, 0); in vector_mmsg_rx()
1072 deactivate_fd(vp->fds->rx_fd, vp->rx_irq); in vector_net_start_xmit()
1073 if ((vp->fds->rx_fd != vp->fds->tx_fd) && (vp->tx_irq != 0)) in vector_net_start_xmit()
1074 deactivate_fd(vp->fds->tx_fd, vp->tx_irq); in vector_net_start_xmit()
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/kernel/linux/linux-5.10/tools/testing/selftests/pidfd/
Dpidfd_poll_test.c28 struct pollfd fds; in main() local
32 fds.events = POLLIN; in main()
85 fds.fd = pidfd; in main()
86 nevents = poll(&fds, 1, -1); in main()
97 if (!(fds.revents & POLLIN)) in main()
100 fds.revents); in main()
/kernel/linux/linux-5.10/tools/testing/vsock/
Dvsock_test.c207 int fds[MULTICONN_NFDS]; in test_stream_multiconn_client() local
211 fds[i] = vsock_stream_connect(opts->peer_cid, 1234); in test_stream_multiconn_client()
212 if (fds[i] < 0) { in test_stream_multiconn_client()
220 recv_byte(fds[i], 1, 0); in test_stream_multiconn_client()
222 send_byte(fds[i], 1, 0); in test_stream_multiconn_client()
226 close(fds[i]); in test_stream_multiconn_client()
231 int fds[MULTICONN_NFDS]; in test_stream_multiconn_server() local
235 fds[i] = vsock_stream_accept(VMADDR_CID_ANY, 1234, NULL); in test_stream_multiconn_server()
236 if (fds[i] < 0) { in test_stream_multiconn_server()
244 send_byte(fds[i], 1, 0); in test_stream_multiconn_server()
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/kernel/liteos_a/testsuites/unittest/libc/io/full/
DIt_stdlib_poll_002.cpp42 struct pollfd fds[LISTEN_FD_NUM] = {0}; in Pthread01() local
47 fds[i].fd = g_pipeFd[i][0]; in Pthread01()
48 fds[i].events = pollEvents; in Pthread01()
52 ret = poll(fds, LISTEN_FD_NUM, 1000); // 1000, wait time. in Pthread01()
60 if (fds[i].revents & pollEvents) { in Pthread01()
61 ret = read(fds[i].fd, buffer, 12); // 12, "hello world" length and '\0' in Pthread01()
/kernel/linux/linux-5.10/samples/nitro_enclaves/
Dne_ioctl_sample.c200 struct pollfd fds[1] = {}; in ne_poll_enclave_fd() local
206 fds[0].fd = enclave_fd; in ne_poll_enclave_fd()
207 fds[0].events = POLLIN | POLLERR | POLLHUP; in ne_poll_enclave_fd()
213 rc = poll(fds, 1, NE_POLL_WAIT_TIME_MS); in ne_poll_enclave_fd()
229 printf("Poll received value 0x%x\n", fds[0].revents); in ne_poll_enclave_fd()
231 if (fds[0].revents & POLLHUP) { in ne_poll_enclave_fd()
237 if (fds[0].revents & POLLNVAL) { in ne_poll_enclave_fd()
657 struct pollfd fds[1] = {}; in ne_start_enclave_check_booted() local
697 fds[0].fd = server_vsock_fd; in ne_start_enclave_check_booted()
698 fds[0].events = POLLIN; in ne_start_enclave_check_booted()
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/kernel/liteos_a/testsuites/unittest/net/socket/smoke/
Dnet_socket_test_009.cpp54 static void GetReadfds(struct pollfd *fds, int *nfd) in GetReadfds() argument
60 fds[*nfd].fd = gFds[i]; in GetReadfds()
61 fds[*nfd].events = POLLIN; in GetReadfds()
138 static int HandleReadfds(struct pollfd *fds, int nfds, int lsfd) in HandleReadfds() argument
142 if (fds[i].revents == 0) { in HandleReadfds()
145 LogPrintln("[%d]revents: %04hx", fds[i].fd, fds[i].revents); in HandleReadfds()
146 if (fds[i].fd == lsfd) { in HandleReadfds()
149 ret += HandleRecv(fds[i].fd); in HandleReadfds()
/kernel/linux/linux-5.10/tools/perf/bench/
Dsched-messaging.c53 static void fdpair(int fds[2]) in fdpair()
56 if (pipe(fds) == 0) in fdpair()
59 if (socketpair(AF_UNIX, SOCK_STREAM, 0, fds) == 0) in fdpair()
205 int fds[2]; in group() local
213 fdpair(fds); in group()
216 ctx->in_fds[0] = fds[0]; in group()
217 ctx->in_fds[1] = fds[1]; in group()
223 snd_ctx->out_fds[i] = fds[1]; in group()
225 close(fds[0]); in group()
/kernel/liteos_m/kal/posix/src/
Dpoll.c91 STATIC INT32 QueryFds(struct pollfd *fds, nfds_t nfds, struct PollTable *table) in QueryFds() argument
97 if (((nfds != 0) && (fds == NULL)) || (table == NULL)) { in QueryFds()
103 struct pollfd *tmpFds = &fds[i]; in QueryFds()
157 STATIC INLINE INT32 PollTimedWait(struct pollfd *fds, nfds_t nfds, struct PollTable *table, INT32 t… in PollTimedWait() argument
194 count = QueryFds(fds, nfds, table); in PollTimedWait()
200 int poll(struct pollfd *fds, nfds_t nfds, int timeout) in poll() argument
212 count = QueryFds(fds, nfds, &table); in poll()
223 count = PollTimedWait(fds, nfds, &table, timeout); in poll()
/kernel/linux/linux-5.10/tools/perf/tests/
Dbpf.c44 int fds[2], i; in llseek_loop() local
46 fds[0] = open("/dev/null", O_RDONLY); in llseek_loop()
47 fds[1] = open("/dev/null", O_RDWR); in llseek_loop()
49 if (fds[0] < 0 || fds[1] < 0) in llseek_loop()
53 lseek(fds[i % 2], i, (i / 2) % 2 ? SEEK_CUR : SEEK_SET); in llseek_loop()
54 lseek(fds[(i + 1) % 2], i, (i / 2) % 2 ? SEEK_CUR : SEEK_SET); in llseek_loop()
56 close(fds[0]); in llseek_loop()
57 close(fds[1]); in llseek_loop()
/kernel/linux/linux-5.10/tools/testing/selftests/net/mptcp/
Dmptcp_connect.c341 struct pollfd fds = { in copyfd_io_poll() local
354 if (fds.events == 0) in copyfd_io_poll()
357 switch (poll(&fds, 1, poll_timeout)) { in copyfd_io_poll()
366 fds.events & POLLIN, fds.events & POLLOUT); in copyfd_io_poll()
370 if (fds.revents & POLLIN) { in copyfd_io_poll()
376 fds.events &= ~POLLIN; in copyfd_io_poll()
378 if ((fds.events & POLLOUT) == 0) in copyfd_io_poll()
391 if (fds.revents & POLLOUT) { in copyfd_io_poll()
408 fds.events &= ~POLLOUT; in copyfd_io_poll()
410 if ((fds.events & POLLIN) == 0) in copyfd_io_poll()
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/kernel/linux/linux-5.10/arch/um/os-Linux/drivers/
Dtuntap_user.c133 int err, fds[2], len, used; in tuntap_open() local
159 err = socketpair(AF_UNIX, SOCK_DGRAM, 0, fds); in tuntap_open()
172 err = tuntap_open_tramp(pri->gate_addr, &pri->fd, fds[0], in tuntap_open()
173 fds[1], buffer, len, &used); in tuntap_open()
189 close(fds[0]); in tuntap_open()
/kernel/linux/linux-5.10/samples/bpf/
Dxdpsock_user.c1102 struct pollfd *fds) in complete_tx_l2fwd() argument
1137 ret = poll(fds, num_socks, opt_timeout); in complete_tx_l2fwd()
1175 static void rx_drop(struct xsk_socket_info *xsk, struct pollfd *fds) in rx_drop() argument
1185 ret = poll(fds, num_socks, opt_timeout); in rx_drop()
1196 ret = poll(fds, num_socks, opt_timeout); in rx_drop()
1220 struct pollfd fds[MAX_SOCKS] = {}; in rx_drop_all() local
1224 fds[i].fd = xsk_socket__fd(xsks[i]->xsk); in rx_drop_all()
1225 fds[i].events = POLLIN; in rx_drop_all()
1232 ret = poll(fds, num_socks, opt_timeout); in rx_drop_all()
1238 rx_drop(xsks[i], fds); in rx_drop_all()
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