| /busybox-1.35.0/networking/udhcp/ |
| D | packet.c | 16 void FAST_FUNC udhcp_init_header(struct dhcp_packet *packet, char type) in udhcp_init_header() argument
18 memset(packet, 0, sizeof(*packet)); in udhcp_init_header()
19 packet->op = BOOTREQUEST; /* if client to a server */ in udhcp_init_header()
24 packet->op = BOOTREPLY; /* if server to client */ in udhcp_init_header()
26 packet->htype = 1; /* ethernet */ in udhcp_init_header()
27 packet->hlen = 6; in udhcp_init_header()
28 packet->cookie = htonl(DHCP_MAGIC); in udhcp_init_header()
30 packet->options[0] = DHCP_END; in udhcp_init_header()
31 udhcp_add_simple_option(packet, DHCP_MESSAGE_TYPE, type); in udhcp_init_header()
36 void FAST_FUNC udhcp_dump_packet(struct dhcp_packet *packet) in udhcp_dump_packet() argument
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| D | d6_packet.c | 16 void FAST_FUNC d6_dump_packet(struct d6_packet *packet) in d6_dump_packet() argument
23 , packet->d6_xid32 in d6_dump_packet()
32 , struct d6_packet *packet, int fd) in d6_recv_kernel_packet() argument
36 memset(packet, 0, sizeof(*packet)); in d6_recv_kernel_packet()
37 bytes = safe_read(fd, packet, sizeof(*packet)); in d6_recv_kernel_packet()
49 d6_dump_packet(packet); in d6_recv_kernel_packet()
61 struct ip6_udp_d6_packet packet; in d6_send_raw_packet_from_client_data_ifindex() local
73 memset(&packet, 0, offsetof(struct ip6_udp_d6_packet, data)); in d6_send_raw_packet_from_client_data_ifindex()
74 packet.data = *d6_pkt; /* struct copy */ in d6_send_raw_packet_from_client_data_ifindex()
89 packet.ip6.ip6_vfc = (6 << 4); /* 4 bits version, top 4 bits of tclass */ in d6_send_raw_packet_from_client_data_ifindex()
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| D | dhcpc.c | 478 static void fill_envp(struct dhcp_packet *packet) in fill_envp() argument
486 if (!packet) in fill_envp()
489 init_scan_state(packet, &scan_state); in fill_envp()
495 while ((optptr = udhcp_scan_options(packet, &scan_state)) != NULL) { in fill_envp()
542 sprint_nip(new_opt, "ip=", (uint8_t *) &packet->yiaddr); in fill_envp()
545 if (packet->siaddr_nip) { in fill_envp()
548 sprint_nip(new_opt, "siaddr=", (uint8_t *) &packet->siaddr_nip); in fill_envp()
551 if (packet->gateway_nip) { in fill_envp()
554 sprint_nip(new_opt, "giaddr=", (uint8_t *) &packet->gateway_nip); in fill_envp()
557 if (!(scan_state.overload & FILE_FIELD) && packet->file[0]) { in fill_envp()
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| D | dhcpd.c | 641 static void init_packet(struct dhcp_packet *packet, struct dhcp_packet *oldpacket, char type) in init_packet() argument
645 udhcp_init_header(packet, type); in init_packet()
647 packet->xid = oldpacket->xid; in init_packet()
648 memcpy(packet->chaddr, oldpacket->chaddr, sizeof(oldpacket->chaddr)); in init_packet()
649 packet->flags = oldpacket->flags; in init_packet()
650 packet->gateway_nip = oldpacket->gateway_nip; in init_packet()
651 packet->ciaddr = oldpacket->ciaddr; in init_packet()
652 udhcp_add_simple_option(packet, DHCP_SERVER_ID, server_data.server_nip); in init_packet()
658 static void add_server_options(struct dhcp_packet *packet) in add_server_options() argument
664 if (packet->yiaddr) { /* if we aren't from send_inform()... */ in add_server_options()
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| D | d6_dhcpc.c | 482 static uint8_t *init_d6_packet(struct d6_packet *packet, char type) in init_d6_packet() argument
487 memset(packet, 0, sizeof(*packet)); in init_d6_packet()
489 packet->d6_xid32 = client_data.xid; in init_d6_packet()
490 packet->d6_msg_type = type; /* union, overwrites lowest byte of d6_xid32 */ in init_d6_packet()
495 ptr = packet->d6_options; /* NB: it is 32-bit aligned */ in init_d6_packet()
546 static int d6_mcast_from_client_data_ifindex(struct d6_packet *packet, uint8_t *end) in d6_mcast_from_client_data_ifindex() argument
559 packet, (end - (uint8_t*) packet), in d6_mcast_from_client_data_ifindex()
590 struct d6_packet packet; in send_d6_info_request() local
594 opt_ptr = init_d6_packet(&packet, D6_MSG_INFORMATION_REQUEST); in send_d6_info_request()
602 return d6_mcast_from_client_data_ifindex(&packet, opt_ptr); in send_d6_info_request()
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| D | Kbuild.src | 12 lib-$(CONFIG_UDHCPC) += common.o packet.o signalpipe.o socket.o
13 lib-$(CONFIG_UDHCPD) += common.o packet.o signalpipe.o socket.o
18 lib-$(CONFIG_DHCPRELAY) += dhcprelay.o common.o socket.o packet.o
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| D | common.h | 232 void init_scan_state(struct dhcp_packet *packet, struct dhcp_scan_state *scan_state) FAST_FUNC;
233 uint8_t *udhcp_scan_options(struct dhcp_packet *packet, struct dhcp_scan_state *scan_state) FAST_FU…
234 uint8_t *udhcp_get_option(struct dhcp_packet *packet, int code) FAST_FUNC;
238 uint8_t *udhcp_get_option32(struct dhcp_packet *packet, int code) FAST_FUNC;
240 void udhcp_add_binary_option(struct dhcp_packet *packet, uint8_t *addopt) FAST_FUNC;
242 void udhcp_add_simple_option(struct dhcp_packet *packet, uint8_t code, uint32_t data) FAST_FUNC;
302 void udhcp_dump_packet(struct dhcp_packet *packet) FAST_FUNC;
354 void udhcp_init_header(struct dhcp_packet *packet, char type) FAST_FUNC;
357 int udhcp_recv_kernel_packet(struct dhcp_packet *packet, int fd) FAST_FUNC;
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| D | common.c | 234 void FAST_FUNC init_scan_state(struct dhcp_packet *packet, struct dhcp_scan_state *scan_state) in init_scan_state() argument
237 scan_state->rem = sizeof(packet->options); in init_scan_state()
238 scan_state->optionptr = packet->options; in init_scan_state()
244 uint8_t* FAST_FUNC udhcp_scan_options(struct dhcp_packet *packet, struct dhcp_scan_state *scan_stat… in udhcp_scan_options() argument
270 scan_state->optionptr = packet->file; in udhcp_scan_options()
271 scan_state->rem = sizeof(packet->file); in udhcp_scan_options()
277 scan_state->optionptr = packet->sname; in udhcp_scan_options()
278 scan_state->rem = sizeof(packet->sname); in udhcp_scan_options()
317 uint8_t* FAST_FUNC udhcp_get_option(struct dhcp_packet *packet, int code) in udhcp_get_option() argument
322 init_scan_state(packet, &scan_state); in udhcp_get_option()
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| D | d6_common.h | 159 struct d6_packet *packet, int fd
175 void FAST_FUNC d6_dump_packet(struct d6_packet *packet);
177 # define d6_dump_packet(packet) ((void)0) argument
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| D | Config.src | 153 seems to confuse maximum allowed UDP packet size with
154 maximum size of entire IP packet, and sends packets
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| /busybox-1.35.0/networking/ |
| D | ping.c | 241 char packet[DEFDATALEN + MAXIPLEN + MAXICMPLEN]; member
258 pkt = (struct icmp *) G.packet; in ping4()
262 pkt->icmp_cksum = inet_cksum(pkt, sizeof(G.packet)); in ping4()
264 xsendto(pingsock, G.packet, DEFDATALEN + ICMP_MINLEN, &lsa->u.sa, lsa->len); in ping4()
272 c = recvfrom(pingsock, G.packet, sizeof(G.packet), 0, in ping4()
275 c = recv(pingsock, G.packet, sizeof(G.packet), 0); in ping4()
283 struct iphdr *iphdr = (struct iphdr *) G.packet; in ping4()
285 pkt = (struct icmp *) (G.packet + (iphdr->ihl << 2)); /* skip ip hdr */ in ping4()
301 pkt = (struct icmp6_hdr *) G.packet; in ping6()
309 xsendto(pingsock, G.packet, DEFDATALEN + sizeof(struct icmp6_hdr), &lsa->u.sa, lsa->len); in ping6()
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| D | arping.c | 86 unsigned char packet[4096]; member
427 cc = recvfrom(sock_fd, G.packet, sizeof(G.packet), 0, (struct sockaddr *) &from, &alen); in arping_main()
435 recv_pack(G.packet, cc, &from); in arping_main()
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| D | telnetd.ctrlSQ.patch | 7 properly. It does not put the pty into packet mode and then notify the
30 TIOCPKT Enable/disable packet mode. When applied to the master side of a pseudo terminal, e…
125 + * If we are in packet mode, and we have
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| /busybox-1.35.0/docs/ |
| D | tcp.txt | 22 (send RST packet).
72 /* At this point, kernel sent FIN packet, not RST, to the peer, */
85 and this forces last, partially filled packet (if any) to be sent:
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