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-rw-r--r--include/grub/net/arp.h32
-rw-r--r--include/grub/net/ethernet.h41
-rw-r--r--include/grub/net/ip.h98
-rw-r--r--include/grub/net/netbuff.h31
-rw-r--r--include/grub/net/tcp.h85
-rw-r--r--include/grub/net/udp.h51
6 files changed, 338 insertions, 0 deletions
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 <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GRUB_NET_ARP_HEADER
+#define GRUB_NET_ARP_HEADER 1
+#include <grub/misc.h>
+#include <grub/net.h>
+
+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 <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GRUB_NET_ETHERNET_HEADER
+#define GRUB_NET_ETHERNET_HEADER 1
+#include <grub/types.h>
+#include <grub/net.h>
+
+/* 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 <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GRUB_NET_IP_HEADER
+#define GRUB_NET_IP_HEADER 1
+#include <grub/misc.h>
+#include <grub/net.h>
+
+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 <grub/misc.h>
+
+#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 <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GRUB_NET_TCP_HEADER
+#define GRUB_NET_TCP_HEADER 1
+#include <grub/types.h>
+#include <grub/net.h>
+
+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 <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GRUB_NET_UDP_HEADER
+#define GRUB_NET_UDP_HEADER 1
+#include <grub/types.h>
+#include <grub/net.h>
+
+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
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-03 22:23:26 +0000