123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687 |
- /* vconfig.c - Creates virtual ethernet devices.
- *
- * Copyright 2012 Sandeep Sharma <sandeep.jack2756@gmail.com>
- * Copyright 2012 Kyungwan Han <asura321@gmail.com>
- *
- * No standard
- USE_VCONFIG(NEWTOY(vconfig, "<2>4", TOYFLAG_NEEDROOT|TOYFLAG_SBIN))
- config VCONFIG
- bool "vconfig"
- default y
- help
- usage: vconfig COMMAND [OPTIONS]
- Create and remove virtual ethernet devices
- add [interface-name] [vlan_id]
- rem [vlan-name]
- set_flag [interface-name] [flag-num] [0 | 1]
- set_egress_map [vlan-name] [skb_priority] [vlan_qos]
- set_ingress_map [vlan-name] [skb_priority] [vlan_qos]
- set_name_type [name-type]
- */
- #include "toys.h"
- #include <linux/if_vlan.h>
- #include <linux/sockios.h>
- void vconfig_main(void)
- {
- struct vlan_ioctl_args request;
- char *cmd = *toys.optargs;
- int fd = xsocket(AF_INET, SOCK_STREAM, 0);
- memset(&request, 0, sizeof(struct vlan_ioctl_args));
- if (!strcmp(cmd, "set_name_type")) {
- char *types[] = {"VLAN_PLUS_VID", "DEV_PLUS_VID", "VLAN_PLUS_VID_NO_PAD",
- "DEV_PLUS_VID_NO_PAD"};
- int i, j = ARRAY_LEN(types);
- for (i=0; i<j; i++) if (!strcmp(toys.optargs[1], types[i])) break;
- if (i == j) {
- for (i=0; i<j; i++) puts(types[i]);
- error_exit("%s: unknown '%s'", cmd, toys.optargs[1]);
- }
- request.u.name_type = i;
- request.cmd = SET_VLAN_NAME_TYPE_CMD;
- xioctl(fd, SIOCSIFVLAN, &request);
- return;
- }
- // Store interface name
- xstrncpy(request.device1, toys.optargs[1], sizeof(request.device1));
- if (!strcmp(cmd, "add")) {
- request.cmd = ADD_VLAN_CMD;
- if (toys.optargs[2]) request.u.VID = atolx_range(toys.optargs[2], 0, 4094);
- if (request.u.VID == 1)
- xprintf("WARNING: VLAN 1 does not work with many switches.\n");
- } else if (!strcmp(cmd, "rem")) request.cmd = DEL_VLAN_CMD;
- else if (!strcmp(cmd, "set_flag")) {
- request.cmd = SET_VLAN_FLAG_CMD;
- if (toys.optargs[2]) request.u.flag = atolx_range(toys.optargs[2], 0, 1);
- if (toys.optargs[3]) request.vlan_qos = atolx_range(toys.optargs[3], 0, 7);
- } else if(strcmp(cmd, "set_egress_map") == 0) {
- request.cmd = SET_VLAN_EGRESS_PRIORITY_CMD;
- if (toys.optargs[2])
- request.u.skb_priority = atolx_range(toys.optargs[2], 0, INT_MAX);
- if (toys.optargs[3]) request.vlan_qos = atolx_range(toys.optargs[3], 0, 7);
- } else if(strcmp(cmd, "set_ingress_map") == 0) {
- request.cmd = SET_VLAN_INGRESS_PRIORITY_CMD;
- if (toys.optargs[2])
- request.u.skb_priority = atolx_range(toys.optargs[2], 0, INT_MAX);
- //To set flag we must have to set vlan_qos
- if (toys.optargs[3]) request.vlan_qos = atolx_range(toys.optargs[3], 0, 7);
- } else {
- xclose(fd);
- perror_exit("Unknown command %s", cmd);
- }
- xioctl(fd, SIOCSIFVLAN, &request);
- xprintf("Successful %s on device %s\n", cmd, toys.optargs[1]);
- }
|