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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_port_source (struct cli_def *cli, const char *command, char *argv[], int argc)
{
u_int32_t t32=0;
int validport=0;
if ( (strcmp(argv[argc-1],"?")==0) || (argc>2) ) {
cli_print(cli, "Specify the source port number:\n");
cli_print(cli, " <port> [<end-port>]\r");
cli_print(cli, " random [norandom]\r");
cli_print(cli, "\n");
return CLI_OK;
}
if (mz_strcmp(argv[0], "random",1)==0) {
clipkt->sp_isrand = 1;
clipkt->sp_isrange = 0;
} else if (mz_strcmp(argv[0], "norandom",1)==0) {
clipkt->sp_isrand = 0;
} else {
if (!mz_strisnum(argv[0])) {
cli_print(cli, "Unknown keyword\n");
return CLI_OK;
}
t32 = str2int(argv[0]);
if (t32>65535) {
cli_print(cli, "Port number cannot exceed 65535\n");
return CLI_OK;
} else {
clipkt->sp= (u_int16_t) t32;
validport=1;
clipkt->sp_isrange = 0;
}
}
if ((argc==2) && (validport)) {
if (!mz_strisnum(argv[1])) {
cli_print(cli, "Invalid number\n");
return CLI_OK;
}
t32 = str2int(argv[1]);
if (t32>65535) {
cli_print(cli, "Port number cannot exceed 65535\n");
} else {
clipkt->sp_start = clipkt->sp;
clipkt->sp_stop = (u_int16_t) t32;
clipkt->sp_isrange = 1;
}
}
return CLI_OK;
}
int cmd_port_destination (struct cli_def *cli, const char *command, char *argv[], int argc)
{
u_int32_t t32=0;
int validport=0;
if ( (strcmp(argv[argc-1],"?")==0) || (argc>2) ) {
cli_print(cli, "Specify the destination port number\r");
cli_print(cli, " <port> [<end-port>]\r");
cli_print(cli, " random [norandom]\r");
cli_print(cli, "\n");
return CLI_OK;
}
if (mz_strcmp(argv[0], "random",1)==0) {
clipkt->dp_isrand = 1;
clipkt->dp_isrange = 0;
} else if (mz_strcmp(argv[0], "norandom",1)==0) {
clipkt->dp_isrand = 0;
} else {
if (!mz_strisnum(argv[0])) {
cli_print(cli, "Unknown keyword\n");
return CLI_OK;
}
t32 = str2int(argv[0]);
if (t32>65535) {
cli_print(cli, "Port number cannot exceed 65535\n");
return CLI_OK;
} else {
clipkt->dp= (u_int16_t) t32;
validport=1;
clipkt->dp_isrange = 0;
}
}
if ((argc==2) && (validport)) {
if (!mz_strisnum(argv[1])) {
cli_print(cli, "Invalid number\n");
return CLI_OK;
}
t32 = str2int(argv[1]);
if (t32>65535) {
cli_print(cli, "Port number cannot exceed 65535\n");
} else {
clipkt->dp_start = clipkt->dp;
clipkt->dp_stop = (u_int16_t) t32;
clipkt->dp_isrange = 1;
}
}
return CLI_OK;
}
int cmd_udp_sum (struct cli_def *cli, const char *command, char *argv[], int argc)
{
int sum;
if ( (strcmp(argv[argc-1],"?")==0) || (argc>1) )
{
cli_print(cli, "Specify the UDP checksum:\n");
cli_print(cli, " - either in hexadecimal format (0-ffff)\r");
cli_print(cli, " - or use the keyword 'auto' (default)\r");
cli_print(cli, " - or use the keyword 'unset'\r");
cli_print(cli, "\r");
cli_print(cli, "By default, the checksum is computed automatically. The keyword\r");
cli_print(cli, "'unset' signals the receiver that the checksum has not be computed\r");
cli_print(cli, "and should be ignored.\n");
return CLI_OK;
}
if (mz_strcmp(argv[0], "auto", 2)==0)
{
clipkt->udp_sum_false=0;
return CLI_OK;
}
if (mz_strcmp(argv[0], "unset", 2)==0)
{
clipkt->udp_sum_false=1;
clipkt->udp_sum = 0xffff;
return CLI_OK;
}
sum = (int) xstr2int(argv[0]);
if (sum>0xffff)
{
cli_print(cli, "The checksum must be within range 0..ffff\n");
return CLI_OK;
}
clipkt->udp_sum = (u_int16_t) sum;
clipkt->udp_sum_false=1;
return CLI_OK;
}
int cmd_udp_len (struct cli_def *cli, const char *command, char *argv[], int argc)
{
if ( (strcmp(argv[argc-1],"?")==0) || (argc>1) )
{
cli_print(cli, "Specify the UDP length\r");
cli_print(cli, "\n");
return CLI_OK;
}
cli_print(cli, "Not supported in this version.\n");
return CLI_OK;
}
int cmd_udp_end(struct cli_def *cli, const char *command, char *argv[], int argc)
{
char prompt[16];
sprintf(prompt, "pkt-%i",clipkt->id);
cli_set_configmode(cli, MZ_MODE_PACKET, prompt);
return CLI_OK;
}
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