From 6e7a315eb67cb6c113cf37e1d66c4f11a51a2b3e Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 18:29:51 +0200 Subject: Adding upstream version 2.06. Signed-off-by: Daniel Baumann --- include/grub/net/arp.h | 32 +++++++++++++++ include/grub/net/ethernet.h | 41 +++++++++++++++++++ include/grub/net/ip.h | 98 +++++++++++++++++++++++++++++++++++++++++++++ include/grub/net/netbuff.h | 31 ++++++++++++++ include/grub/net/tcp.h | 85 +++++++++++++++++++++++++++++++++++++++ include/grub/net/udp.h | 51 +++++++++++++++++++++++ 6 files changed, 338 insertions(+) create mode 100644 include/grub/net/arp.h create mode 100644 include/grub/net/ethernet.h create mode 100644 include/grub/net/ip.h create mode 100644 include/grub/net/netbuff.h create mode 100644 include/grub/net/tcp.h create mode 100644 include/grub/net/udp.h (limited to 'include/grub/net') diff --git a/include/grub/net/arp.h b/include/grub/net/arp.h new file mode 100644 index 0000000..8d9d081 --- /dev/null +++ b/include/grub/net/arp.h @@ -0,0 +1,32 @@ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2010,2011 Free Software Foundation, Inc. + * + * GRUB is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * GRUB is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with GRUB. If not, see . + */ + +#ifndef GRUB_NET_ARP_HEADER +#define GRUB_NET_ARP_HEADER 1 +#include +#include + +extern grub_err_t grub_net_arp_receive (struct grub_net_buff *nb, + struct grub_net_card *card, + grub_uint16_t *vlantag); + +grub_err_t +grub_net_arp_send_request (struct grub_net_network_level_interface *inf, + const grub_net_network_level_address_t *proto_addr); + +#endif diff --git a/include/grub/net/ethernet.h b/include/grub/net/ethernet.h new file mode 100644 index 0000000..23a935e --- /dev/null +++ b/include/grub/net/ethernet.h @@ -0,0 +1,41 @@ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2010,2011 Free Software Foundation, Inc. + * + * GRUB is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * GRUB is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with GRUB. If not, see . + */ + +#ifndef GRUB_NET_ETHERNET_HEADER +#define GRUB_NET_ETHERNET_HEADER 1 +#include +#include + +/* IANA Ethertype */ +typedef enum + { + GRUB_NET_ETHERTYPE_IP = 0x0800, + GRUB_NET_ETHERTYPE_ARP = 0x0806, + GRUB_NET_ETHERTYPE_IP6 = 0x86DD, + } grub_net_ethertype_t; + +grub_err_t +send_ethernet_packet (struct grub_net_network_level_interface *inf, + struct grub_net_buff *nb, + grub_net_link_level_address_t target_addr, + grub_net_ethertype_t ethertype); +grub_err_t +grub_net_recv_ethernet_packet (struct grub_net_buff *nb, + struct grub_net_card *card); + +#endif diff --git a/include/grub/net/ip.h b/include/grub/net/ip.h new file mode 100644 index 0000000..ab9d68f --- /dev/null +++ b/include/grub/net/ip.h @@ -0,0 +1,98 @@ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2010,2011 Free Software Foundation, Inc. + * + * GRUB is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * GRUB is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with GRUB. If not, see . + */ + +#ifndef GRUB_NET_IP_HEADER +#define GRUB_NET_IP_HEADER 1 +#include +#include + +typedef enum grub_net_ip_protocol + { + GRUB_NET_IP_ICMP = 1, + GRUB_NET_IP_TCP = 6, + GRUB_NET_IP_UDP = 17, + GRUB_NET_IP_ICMPV6 = 58 + } grub_net_ip_protocol_t; +#define GRUB_NET_IP_BROADCAST 0xFFFFFFFF + +static inline grub_uint64_t +grub_net_ipv6_get_id (const grub_net_link_level_address_t *addr) +{ + return grub_cpu_to_be64 (((grub_uint64_t) (addr->mac[0] ^ 2) << 56) + | ((grub_uint64_t) addr->mac[1] << 48) + | ((grub_uint64_t) addr->mac[2] << 40) + | 0xfffe000000ULL + | ((grub_uint64_t) addr->mac[3] << 16) + | ((grub_uint64_t) addr->mac[4] << 8) + | ((grub_uint64_t) addr->mac[5])); +} + +grub_uint16_t grub_net_ip_chksum(void *ipv, grub_size_t len); + +grub_err_t +grub_net_recv_ip_packets (struct grub_net_buff *nb, + struct grub_net_card *card, + const grub_net_link_level_address_t *hwaddress, + const grub_net_link_level_address_t *src_hwaddress, + grub_uint16_t *vlantag); + +grub_err_t +grub_net_send_ip_packet (struct grub_net_network_level_interface *inf, + const grub_net_network_level_address_t *target, + const grub_net_link_level_address_t *ll_target_addr, + struct grub_net_buff *nb, + grub_net_ip_protocol_t proto); + +grub_err_t +grub_net_recv_icmp_packet (struct grub_net_buff *nb, + struct grub_net_network_level_interface *inf, + const grub_net_link_level_address_t *ll_src, + const grub_net_network_level_address_t *src); +grub_err_t +grub_net_recv_icmp6_packet (struct grub_net_buff *nb, + struct grub_net_card *card, + struct grub_net_network_level_interface *inf, + const grub_net_link_level_address_t *ll_src, + const grub_net_network_level_address_t *source, + const grub_net_network_level_address_t *dest, + grub_uint8_t ttl); +grub_err_t +grub_net_recv_udp_packet (struct grub_net_buff *nb, + struct grub_net_network_level_interface *inf, + const grub_net_network_level_address_t *src); +grub_err_t +grub_net_recv_tcp_packet (struct grub_net_buff *nb, + struct grub_net_network_level_interface *inf, + const grub_net_network_level_address_t *source); + +grub_uint16_t +grub_net_ip_transport_checksum (struct grub_net_buff *nb, + grub_uint16_t proto, + const grub_net_network_level_address_t *src, + const grub_net_network_level_address_t *dst); + +struct grub_net_network_level_interface * +grub_net_ipv6_get_link_local (struct grub_net_card *card, + const grub_net_link_level_address_t *hwaddr); +grub_err_t +grub_net_icmp6_send_request (struct grub_net_network_level_interface *inf, + const grub_net_network_level_address_t *proto_addr); + +grub_err_t +grub_net_icmp6_send_router_solicit (struct grub_net_network_level_interface *inf); +#endif diff --git a/include/grub/net/netbuff.h b/include/grub/net/netbuff.h new file mode 100644 index 0000000..1177c12 --- /dev/null +++ b/include/grub/net/netbuff.h @@ -0,0 +1,31 @@ +#ifndef GRUB_NETBUFF_HEADER +#define GRUB_NETBUFF_HEADER + +#include + +#define NETBUFF_ALIGN 2048 +#define NETBUFFMINLEN 64 + +struct grub_net_buff +{ + /* Pointer to the start of the buffer. */ + grub_uint8_t *head; + /* Pointer to the data. */ + grub_uint8_t *data; + /* Pointer to the tail. */ + grub_uint8_t *tail; + /* Pointer to the end of the buffer. */ + grub_uint8_t *end; +}; + +grub_err_t grub_netbuff_put (struct grub_net_buff *net_buff, grub_size_t len); +grub_err_t grub_netbuff_unput (struct grub_net_buff *net_buff, grub_size_t len); +grub_err_t grub_netbuff_push (struct grub_net_buff *net_buff, grub_size_t len); +grub_err_t grub_netbuff_pull (struct grub_net_buff *net_buff, grub_size_t len); +grub_err_t grub_netbuff_reserve (struct grub_net_buff *net_buff, grub_size_t len); +grub_err_t grub_netbuff_clear (struct grub_net_buff *net_buff); +struct grub_net_buff * grub_netbuff_alloc (grub_size_t len); +struct grub_net_buff * grub_netbuff_make_pkt (grub_size_t len); +void grub_netbuff_free (struct grub_net_buff *net_buff); + +#endif diff --git a/include/grub/net/tcp.h b/include/grub/net/tcp.h new file mode 100644 index 0000000..5a9305a --- /dev/null +++ b/include/grub/net/tcp.h @@ -0,0 +1,85 @@ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2010,2011 Free Software Foundation, Inc. + * + * GRUB is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * GRUB is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with GRUB. If not, see . + */ + +#ifndef GRUB_NET_TCP_HEADER +#define GRUB_NET_TCP_HEADER 1 +#include +#include + +struct grub_net_tcp_socket; +typedef struct grub_net_tcp_socket *grub_net_tcp_socket_t; + +struct grub_net_tcp_listen; +typedef struct grub_net_tcp_listen *grub_net_tcp_listen_t; + +grub_net_tcp_socket_t +grub_net_tcp_open (char *server, + grub_uint16_t out_port, + grub_err_t (*recv_hook) (grub_net_tcp_socket_t sock, + struct grub_net_buff *nb, + void *data), + void (*error_hook) (grub_net_tcp_socket_t sock, + void *data), + void (*fin_hook) (grub_net_tcp_socket_t sock, + void *data), + void *hook_data); + +grub_net_tcp_listen_t +grub_net_tcp_listen (grub_uint16_t port, + const struct grub_net_network_level_interface *inf, + grub_err_t (*listen_hook) (grub_net_tcp_listen_t listen, + grub_net_tcp_socket_t sock, + void *data), + void *hook_data); + +void +grub_net_tcp_stop_listen (grub_net_tcp_listen_t listen); + +grub_err_t +grub_net_send_tcp_packet (const grub_net_tcp_socket_t socket, + struct grub_net_buff *nb, + int push); + +enum + { + GRUB_NET_TCP_CONTINUE_RECEIVING, + GRUB_NET_TCP_DISCARD, + GRUB_NET_TCP_ABORT + }; + +void +grub_net_tcp_close (grub_net_tcp_socket_t sock, int discard_received); + +grub_err_t +grub_net_tcp_accept (grub_net_tcp_socket_t sock, + grub_err_t (*recv_hook) (grub_net_tcp_socket_t sock, + struct grub_net_buff *nb, + void *data), + void (*error_hook) (grub_net_tcp_socket_t sock, + void *data), + void (*fin_hook) (grub_net_tcp_socket_t sock, + void *data), + void *hook_data); + +void +grub_net_tcp_stall (grub_net_tcp_socket_t sock); + +void +grub_net_tcp_unstall (grub_net_tcp_socket_t sock); + +#endif diff --git a/include/grub/net/udp.h b/include/grub/net/udp.h new file mode 100644 index 0000000..17f38cf --- /dev/null +++ b/include/grub/net/udp.h @@ -0,0 +1,51 @@ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2010,2011 Free Software Foundation, Inc. + * + * GRUB is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * GRUB is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with GRUB. If not, see . + */ + +#ifndef GRUB_NET_UDP_HEADER +#define GRUB_NET_UDP_HEADER 1 +#include +#include + +struct udphdr +{ + grub_uint16_t src; + grub_uint16_t dst; + grub_uint16_t len; + grub_uint16_t chksum; +} GRUB_PACKED; + +struct grub_net_udp_socket; +typedef struct grub_net_udp_socket *grub_net_udp_socket_t; + +grub_net_udp_socket_t +grub_net_udp_open (grub_net_network_level_address_t addr, + grub_uint16_t out_port, + grub_err_t (*recv_hook) (grub_net_udp_socket_t sock, + struct grub_net_buff *nb, + void *data), + void *recv_hook_data); + +void +grub_net_udp_close (grub_net_udp_socket_t sock); + +grub_err_t +grub_net_send_udp_packet (const grub_net_udp_socket_t socket, + struct grub_net_buff *nb); + + +#endif -- cgit v1.2.3