118 lines
3.7 KiB
C
118 lines
3.7 KiB
C
/*
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* manager-bridge.c
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* This file is part of Network-inador
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*
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* Copyright (C) 2025 - Félix Arreola Rodríguez
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*
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* Network-inador is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* Network-inador is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Network-inador; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#include <stdint.h>
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#include <stdlib.h>
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#include <string.h>
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#include <linux/if.h>
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#include <linux/if_addr.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <arpa/inet.h>
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#include "manager-private.h"
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#include "network-inador-public.h"
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#include "network-inador-manager.h"
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void _manager_bridge_handle_create (ManagerClientInfo *manager_client, unsigned char *buffer, int buffer_len) {
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int ret;
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int name_len;
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unsigned char name[IFNAMSIZ];
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if (buffer_len < 3) {
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_manager_send_error (manager_client, NET_INADOR_ERROR_INCOMPLETE_REQUEST, NET_INADOR_COMMAND_CREATE_BRIDGE);
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return;
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}
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name_len = buffer[2];
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if (name_len == 0 || name_len >= IFNAMSIZ) {
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_manager_send_error (manager_client, NET_INADOR_ERROR_BAD_STRING, NET_INADOR_COMMAND_CREATE_BRIDGE);
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return;
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}
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if (name_len + 3 < buffer_len) {
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_manager_send_error (manager_client, NET_INADOR_ERROR_INCOMPLETE_REQUEST, NET_INADOR_COMMAND_CREATE_BRIDGE);
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return;
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}
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memcpy (name, &buffer[3], name_len);
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if (name[0] == 0) {
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_manager_send_error (manager_client, NET_INADOR_ERROR_BAD_STRING, NET_INADOR_COMMAND_CREATE_BRIDGE);
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return;
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}
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name[name_len] = 0;
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ret = interfaces_bridge_create (manager_client->manager->handle, name);
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if (ret == 0) {
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/* OK */
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_manager_send_executed (manager_client);
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} else {
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_manager_send_error (manager_client, NET_INADOR_ERROR_NOT_EXECUTED, NET_INADOR_COMMAND_CREATE_BRIDGE);
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}
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}
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void _manager_bridge_handle_set_or_clear_master (ManagerClientInfo *manager_client, unsigned char *buffer, int buffer_len, int is_clear) {
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Interface *iface, *master;
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int ret;
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uint32_t u32, master_u32;
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if (is_clear && buffer_len < 6) {
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_manager_send_error (manager_client, NET_INADOR_ERROR_INCOMPLETE_REQUEST, NET_INADOR_COMMAND_CLEAR_MASTER);
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return;
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} else if (is_clear == FALSE && buffer_len < 10) {
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_manager_send_error (manager_client, NET_INADOR_ERROR_INCOMPLETE_REQUEST, NET_INADOR_COMMAND_SET_MASTER);
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return;
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}
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memcpy (&u32, &buffer[2], 4);
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iface = network_inador_get_iface (manager_client->manager->handle, u32);
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if (iface == NULL) {
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_manager_send_error (manager_client, NET_INADOR_ERROR_INVALID_IFACE_INDEX, (is_clear ? NET_INADOR_COMMAND_CLEAR_MASTER : NET_INADOR_COMMAND_SET_MASTER));
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return;
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}
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if (is_clear == FALSE) {
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memcpy (&master_u32, &buffer[6], 4);
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master = network_inador_get_iface (manager_client->manager->handle, u32);
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if (master == NULL) {
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_manager_send_error (manager_client, NET_INADOR_ERROR_INVALID_IFACE_INDEX, NET_INADOR_COMMAND_SET_MASTER);
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return;
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}
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ret = interfaces_bridge_set_master_interface (manager_client->manager->handle, master_u32, u32);
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} else {
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ret = interfaces_bridge_remove_master_interface (manager_client->manager->handle, u32);
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}
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if (ret == 0) {
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/* OK */
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_manager_send_executed (manager_client);
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} else {
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_manager_send_error (manager_client, NET_INADOR_ERROR_NOT_EXECUTED, (is_clear ? NET_INADOR_COMMAND_CLEAR_MASTER : NET_INADOR_COMMAND_SET_MASTER));
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}
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}
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