summaryrefslogtreecommitdiff
path: root/staging/cli_udp.c
blob: 9d29f4c09fb742d4bc97b287eb895b56ff8b21d6 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
/*
 * 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;
}