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-rw-r--r--staging/cli_eth.c269
1 files changed, 269 insertions, 0 deletions
diff --git a/staging/cli_eth.c b/staging/cli_eth.c
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+++ b/staging/cli_eth.c
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+/*
+ * Mausezahn - A fast versatile traffic generator
+ * Copyright (C) 2008-2010 Herbert Haas
+ *
+ * This program is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License version 2 as published by the
+ * Free Software Foundation.
+ *
+ * This program 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
+ * this program; if not, see http://www.gnu.org/licenses/gpl-2.0.html
+ *
+*/
+
+
+#include "mz.h"
+#include "cli.h"
+#include "mops.h"
+
+
+
+
+
+int cmd_packet_mac_address_source (struct cli_def *cli, const char *command, char *argv[], int argc)
+{
+ int i,j;
+
+ if ( (strcmp(argv[argc-1],"?")==0) || (argc>1) )
+ {
+ cli_print(cli, "XX:XX:XX:XX:XX:XX Configure a source MAC address\n");
+ cli_print(cli, "Optionally you may use randomly generated (unicast)\r");
+ cli_print(cli, "MAC addresses, using the keyword 'random'\n");
+ return CLI_OK;
+ }
+
+ if (argc==1)
+ {
+ if (mz_strcmp(argv[0], "random", 3)==0)
+ {
+ clipkt->eth_src_israndom = 1;
+ return CLI_OK;
+ }
+
+ if (mz_strcmp(argv[0], "default", 3)==0)
+ {
+ // find index of device_list with the device configured in clipkt:
+ i=0;
+ while (strncmp(device_list[i].dev, clipkt->device, 10) && (i<device_list_entries)) i++;
+ for (j=0;j<6;j++) clipkt->eth_src[j] = device_list[i].mac_mops[j];
+ clipkt->eth_src_israndom = 0;
+ return CLI_OK;
+ }
+
+ if (mops_pdesc_mac(clipkt->eth_src, argv[0]))
+ {
+ cli_print(cli,"Invalid MAC address (use format: XX:XX:XX:XX:XX:XX)\n");
+ }
+ else // MAC was OK
+ {
+ clipkt->eth_src_israndom = 0;
+ }
+ }
+ else
+ cli_print(cli, "Invalid MAC format!\n");
+
+
+ return CLI_OK;
+}
+
+
+
+int cmd_packet_mac_address_destination (struct cli_def *cli, const char *command, char *argv[], int argc)
+{
+
+ if ( (strcmp(argv[argc-1],"?")==0) || (argc>1) )
+ {
+ cli_print(cli, "XX:XX:XX:XX:XX:XX Configure a destination MAC address\n");
+ return CLI_OK;
+ }
+ if (argc==1)
+ {
+ if (mz_strcmp(argv[0], "bcast", 2)==0)
+ {
+ mops_pdesc_mac (clipkt->eth_dst, "ff:ff:ff:ff:ff:ff");
+ return CLI_OK;
+ }
+ else if (mz_strcmp(argv[0], "pvst", 2)==0)
+ {
+ mops_pdesc_mac (clipkt->eth_dst, "01:00:0C:CC:CC:CD");
+ return CLI_OK;
+ }
+ else if (mz_strcmp(argv[0], "cisco", 2)==0)
+ {
+ mops_pdesc_mac (clipkt->eth_dst, "01:00:0C:CC:CC:CC");
+ return CLI_OK;
+ }
+ else if (mz_strcmp(argv[0], "stp", 2)==0)
+ {
+ mops_pdesc_mac (clipkt->eth_dst, "01:80:C2:00:00:00");
+ return CLI_OK;
+ }
+
+ if (mops_pdesc_mac(clipkt->eth_dst, argv[0]))
+ {
+ cli_print(cli,"Invalid MAC address (use format: XX:XX:XX:XX:XX:XX)\n");
+ }
+ }
+ else
+ cli_print(cli, "Invalid MAC format!\n");
+
+ return CLI_OK;
+}
+
+
+
+
+
+
+int cmd_eth_type (struct cli_def *cli, const char *command, char *argv[], int argc)
+{
+ unsigned long int t32;
+
+ if ( (strcmp(argv[argc-1],"?")==0) || (argc>1) )
+ {
+ cli_print(cli, "Specify the Ethernet type field in hexadecimal format.\n");
+ cli_print(cli, "For example:\n");
+ cli_print(cli, " 800 ......... IP\r");
+ cli_print(cli, " 806 ......... ARP\r");
+ cli_print(cli, " 835 ......... RARP\r");
+ cli_print(cli, " 8100 ......... 802.1Q\r");
+ cli_print(cli, " 888E ......... 802.1X\r");
+ cli_print(cli, "\n");
+ return CLI_OK;
+ }
+
+ if (argc==1)
+ {
+ t32 = xstr2int(argv[0]);
+ if (t32>0xffff)
+ {
+ cli_print(cli, "EtherType must not exceed ffff.\n");
+ return CLI_OK;
+ }
+ if (t32<0x800)
+ {
+ cli_print(cli, "WARNING: 'Officially' the EtherType must be greater or equal 800.\n");
+ }
+
+ clipkt->eth_type = (u_int16_t) t32;
+ }
+ else
+ {
+ cli_print(cli, "Only one parameter accepted.\n");
+ }
+
+ return CLI_OK;
+}
+
+
+
+
+int cmd_eth_length (struct cli_def *cli, const char *command, char *argv[], int argc)
+{
+ unsigned long int t32;
+
+ if ( (strcmp(argv[argc-1],"?")==0) || (argc>1) )
+ {
+ cli_print(cli, "Specify the 802.3 length field in decimal notation.\r");
+ cli_print(cli, "\n");
+ return CLI_OK;
+ }
+
+ if (argc==1)
+ {
+ t32 = str2int(argv[0]);
+ if (t32>0xffff)
+ {
+ cli_print(cli, "The length field must not exceed 65535.\n");
+ return CLI_OK;
+ }
+ if (t32>0x7ff)
+ {
+ cli_print(cli, "WARNING: 'Officially' the 802.3 length field must not be greater than 1522.\n");
+ }
+
+ clipkt->eth_len = (u_int16_t) t32;
+ }
+ else
+ {
+ cli_print(cli, "Only one parameter accepted.\n");
+ }
+
+
+
+ return CLI_OK;
+}
+
+
+
+
+
+int cmd_eth_llc (struct cli_def *cli, const char *command, char *argv[], int argc)
+{
+
+ if ( (strcmp(argv[argc-1],"?")==0) || (argc>1) )
+ {
+ cli_print(cli, "Specify the IEEE 802.2 Logical Link Control (LLC) in hexadecimal format.\n");
+ return CLI_OK;
+ }
+
+ // DSAP-SSAP-Ctrl
+ // ***** TODO *****
+ cli_print(cli, "Not supported in this version.\n");
+
+ return CLI_OK;
+}
+
+
+
+
+int cmd_eth_snap (struct cli_def *cli, const char *command, char *argv[], int argc)
+{
+
+ u_int8_t
+ oui[16],
+ etp[16],
+ t8[16] = {0xAA, 0xAA, 0x03};
+
+
+ if ( (strcmp(argv[argc-1],"?")==0) || (argc>1) )
+ {
+ cli_print(cli, "Specify the SNAP header (OUI+Type) in hexadecimal format\r");
+ cli_print(cli, "Example: 00:00:0e 08:00\r");
+ cli_print(cli, "\n");
+ return CLI_OK;
+ }
+
+ if (argc!=2)
+ {
+ cli_print(cli, "Two arguments required: 3-byte OUI and 2-byte EtherType\n");
+ return CLI_OK;
+ }
+
+ if (str2hex(argv[0], oui, 15)!=3)
+ {
+ cli_print(cli, "Three bytes required for the OUI\n");
+ return CLI_OK;
+ }
+
+ if (str2hex(argv[1], etp, 15)!=2)
+ {
+ cli_print(cli, "Two bytes required for the EtherType\n");
+ return CLI_OK;
+ }
+
+
+ memcpy(&clipkt->eth_snap[0], &t8, 3);
+ memcpy(&clipkt->eth_snap[3], &oui, 3);
+ memcpy(&clipkt->eth_snap[6], &etp, 2);
+ clipkt->eth_snap_s = 8;
+
+
+
+ return CLI_OK;
+}
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-06-03 01:25:21 +0000