diff options
Diffstat (limited to 'staging/cli_eth.c')
-rw-r--r-- | staging/cli_eth.c | 269 |
1 files changed, 269 insertions, 0 deletions
diff --git a/staging/cli_eth.c b/staging/cli_eth.c new file mode 100644 index 0000000..668aa95 --- /dev/null +++ b/staging/cli_eth.c @@ -0,0 +1,269 @@ +/* + * 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; +} |