| /src/external/bsd/dhcpcd/dist/src/ |
| bpf.h | 3 * dhcpcd: BPF arp and bootp filtering
37 * Even though we program the BPF filter should we trust it?
50 * If you want to be notified of any packet failing the BPF filter,
57 struct bpf { struct
72 struct bpf * bpf_open(const struct interface *,
73 int (*)(const struct bpf *, const struct in_addr *),
75 void bpf_close(struct bpf *);
77 ssize_t bpf_send(const struct bpf *, uint16_t, const void *, size_t);
78 ssize_t bpf_read(struct bpf *, void *, size_t);
79 int bpf_arp(const struct bpf *, const struct in_addr *)
[all...] |
| privsep-bpf.c | 3 * Privilege Separation BPF Initiator
48 #include "bpf.h"
62 struct bpf *bpf = psp->psp_bpf; local
73 bpf->bpf_flags &= ~BPF_EOF;
74 /* A BPF read can read more than one filtered packet at time.
76 while (!(bpf->bpf_flags & BPF_EOF)) {
77 len = bpf_read(bpf, buf, sizeof(buf));
85 /* If the interface has departed, close the BPF
88 eloop_event_delete(psp->psp_ctx->eloop, bpf->bpf_fd)
285 uint8_t *bpf; local
[all...] |
| arp.h | 44 #include "bpf.h"
72 struct bpf *bpf; member in struct:arp_state
|
| arp.c | 47 #include "bpf.h"
115 return bpf_send(astate->bpf, ETHERTYPE_ARP, arp_buffer, len);
272 logerrx("%s: ARP BPF validation failure", ifp->name);
333 struct bpf *bpf = astate->bpf; local
345 bpf->bpf_flags &= ~BPF_EOF;
346 while (!(bpf->bpf_flags & BPF_EOF)) {
347 bytes = bpf_read(bpf, buf, sizeof(buf));
353 arp_packet(ifp, buf, (size_t)bytes, bpf->bpf_flags)
[all...] |
| bpf.c | 3 * dhcpcd: BPF arp and bootp filtering
39 /* Special BPF snowflake. */
43 #include <net/bpf.h>
54 #include "bpf.h"
59 /* BPF helper macros */
66 /* Macros to update the BPF structure */
143 /* Linux is a special snowflake for opening, attaching and reading BPF.
144 * See if-linux.c for the Linux specific BPF functions. */
148 struct bpf *
150 int (*filter)(const struct bpf *, const struct in_addr *)
153 struct bpf *bpf; local
[all...] |
| dhcp.h | 44 #include "bpf.h"
228 struct bpf *bpf; member in struct:dhcp_state
|
| dhcp.c | 64 #include "bpf.h"
1657 if (state->bpf != NULL) {
1658 eloop_event_delete(ctx->eloop, state->bpf->bpf_fd);
1659 bpf_close(state->bpf);
1660 state->bpf = NULL;
1906 * only receive broadcast messages via BPF.
1912 * As such, we always broadcast and receive the reply to it via BPF.
1936 r = bpf_send(state->bpf, ETHERTYPE_IP, udp, ulen);
2088 // Set the expired state so we send over BPF as this could be
2253 // Delay restarting to give time for the BPF ARP process to exi
3776 struct bpf *bpf = state->bpf; local
[all...] |
| /src/usr.sbin/wakeonlan/ |
| wakeonlan.c | 38 #include <net/bpf.h>
83 wake(int bpf, const char *host)
90 return send_wakeup(bpf, &macaddr);
94 bind_if_to_bpf(char const *ifname, int bpf)
104 if (ioctl(bpf, BIOCSETIF, &ifr) == -1)
106 if (ioctl(bpf, BIOCGDLT, &dlt) == -1)
159 send_wakeup(int bpf, struct ether_addr const *addr)
180 if ((bw = write(bpf, p, len)) == -1)
191 int bpf, n; local
197 if ((bpf = open(_PATH_BPF, O_RDWR)) == -1
[all...] |
| /src/usr.bin/fstat/ |
| misc.c | 126 struct bpf_d bpf; local
132 if (!KVM_READ(f->f_data, &bpf, sizeof(bpf))) {
133 dprintf("can't read bpf at %p for pid %d", f->f_data, Pid);
136 if (bpf.bd_bif != NULL) {
137 if (!KVM_READ(bpf.bd_bif, &bi, sizeof(bi)))
138 dprintf("can't read bpf interface at %p for pid %d",
139 bpf.bd_bif, Pid);
145 (void)printf("* bpf@%s rec=%lu, dr=%lu, cap=%lu, pid=%lu", ifn.if_xname,
146 bpf.bd_rcount, bpf.bd_dcount, bpf.bd_ccount
[all...] |
| /src/external/bsd/ntp/dist/ntpd/ |
| refclock_chu.c | 385 double bpf[9]; /* IIR bandpass filter */ member in struct:chuunit
760 signal = (up->bpf[8] = up->bpf[7]) * 5.844676e-01;
761 signal += (up->bpf[7] = up->bpf[6]) * 4.884860e-01;
762 signal += (up->bpf[6] = up->bpf[5]) * 2.704384e+00;
763 signal += (up->bpf[5] = up->bpf[4]) * 1.645032e+00;
764 signal += (up->bpf[4] = up->bpf[3]) * 4.644557e+00
[all...] |
| refclock_irig.c | 239 double bpf[9]; /* IRIG-B filter shift register */ member in struct:irigunit
529 irig_b = (up->bpf[8] = up->bpf[7]) * 6.505491e-001;
530 irig_b += (up->bpf[7] = up->bpf[6]) * -3.875180e+000;
531 irig_b += (up->bpf[6] = up->bpf[5]) * 1.151180e+001;
532 irig_b += (up->bpf[5] = up->bpf[4]) * -2.141264e+001;
533 irig_b += (up->bpf[4] = up->bpf[3]) * 2.712837e+001
[all...] |
| refclock_wwv.c | 935 static double bpf[9]; /* 1000/1200-Hz bpf delay line */ local
936 double syncx; /* bpf output */
984 memset((char *)bpf, 0, sizeof(bpf));
1057 syncx = (bpf[8] = bpf[7]) * 4.897278e-01;
1058 syncx += (bpf[7] = bpf[6]) * -2.765914e+00;
1059 syncx += (bpf[6] = bpf[5]) * 8.110921e+00
[all...] |
