summaryrefslogtreecommitdiffstats
path: root/qemu/roms/ipxe/src/tests/ipv4_test.c
blob: f84a8b81f0af63d4abea181ca74c46ea17bd43e0 (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
/*
 * Copyright (C) 2015 Michael Brown <mbrown@fensystems.co.uk>.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of the
 * License, or (at your option) any later version.
 *
 * 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, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301, USA.
 *
 * You can also choose to distribute this program under the terms of
 * the Unmodified Binary Distribution Licence (as given in the file
 * COPYING.UBDL), provided that you have satisfied its requirements.
 */

FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );

/** @file
 *
 * IPv4 tests
 *
 */

/* Forcibly enable assertions */
#undef NDEBUG

#include <stdint.h>
#include <string.h>
#include <byteswap.h>
#include <ipxe/in.h>
#include <ipxe/test.h>

/** Define inline IPv4 address */
#define IPV4(a,b,c,d) \
	htonl ( ( (a) << 24 ) | ( (b) << 16 ) | ( (c) << 8 ) | (d) )

/**
 * Report an inet_ntoa() test result
 *
 * @v addr		IPv4 address
 * @v text		Expected textual representation
 * @v file		Test code file
 * @v line		Test code line
 */
static void inet_ntoa_okx ( uint32_t addr, const char *text, const char *file,
			    unsigned int line ) {
	struct in_addr in = { .s_addr = addr };
	char *actual;

	/* Format address */
	actual = inet_ntoa ( in );
	DBG ( "inet_ntoa ( %d.%d.%d.%d ) = %s\n",
	      ( ( ntohl ( addr ) >> 24 ) & 0xff ),
	      ( ( ntohl ( addr ) >> 16 ) & 0xff ),
	      ( ( ntohl ( addr ) >> 8 ) & 0xff ),
	      ( ( ntohl ( addr ) >> 0 ) & 0xff ), actual );
	okx ( strcmp ( actual, text ) == 0, file, line );
}
#define inet_ntoa_ok( addr, text ) \
	inet_ntoa_okx ( addr, text, __FILE__, __LINE__ )

/**
 * Report an inet_aton() test result
 *
 * @v text		Textual representation
 * @v addr		Expected IPv4 address
 * @v file		Test code file
 * @v line		Test code line
 */
static void inet_aton_okx ( const char *text, uint32_t addr, const char *file,
			    unsigned int line ) {
	struct in_addr actual;

	/* Parse address */
	okx ( inet_aton ( text, &actual ) != 0, file, line );
	DBG ( "inet_aton ( \"%s\" ) = %s\n", text, inet_ntoa ( actual ) );
	okx ( actual.s_addr == addr, file, line );
};
#define inet_aton_ok( text, addr ) \
	inet_aton_okx ( text, addr, __FILE__, __LINE__ )

/**
 * Report an inet_aton() failure test result
 *
 * @v text		Textual representation
 * @v file		Test code file
 * @v line		Test code line
 */
static void inet_aton_fail_okx ( const char *text, const char *file,
				 unsigned int line ) {
	struct in_addr actual;

	/* Attempt to parse address */
	okx ( inet_aton ( text, &actual ) == 0, file, line );
}
#define inet_aton_fail_ok( text ) \
	inet_aton_fail_okx ( text, __FILE__, __LINE__ )

/**
 * Perform IPv4 self-tests
 *
 */
static void ipv4_test_exec ( void ) {

	/* Address testing macros */
	ok (   IN_IS_CLASSA ( IPV4 ( 10, 0, 0, 1 ) ) );
	ok ( ! IN_IS_CLASSB ( IPV4 ( 10, 0, 0, 1 ) ) );
	ok ( ! IN_IS_CLASSC ( IPV4 ( 10, 0, 0, 1 ) ) );
	ok ( ! IN_IS_CLASSA ( IPV4 ( 172, 16, 0, 1 ) ) );
	ok (   IN_IS_CLASSB ( IPV4 ( 172, 16, 0, 1 ) ) );
	ok ( ! IN_IS_CLASSC ( IPV4 ( 172, 16, 0, 1 ) ) );
	ok ( ! IN_IS_CLASSA ( IPV4 ( 192, 168, 0, 1 ) ) );
	ok ( ! IN_IS_CLASSB ( IPV4 ( 192, 168, 0, 1 ) ) );
	ok (   IN_IS_CLASSC ( IPV4 ( 192, 168, 0, 1 ) ) );
	ok ( ! IN_IS_MULTICAST ( IPV4 ( 127, 0, 0, 1 ) ) );
	ok ( ! IN_IS_MULTICAST ( IPV4 ( 8, 8, 8, 8 ) ) );
	ok ( ! IN_IS_MULTICAST ( IPV4 ( 0, 0, 0, 0 ) ) );
	ok ( ! IN_IS_MULTICAST ( IPV4 ( 223, 0, 0, 1 ) ) );
	ok ( ! IN_IS_MULTICAST ( IPV4 ( 240, 0, 0, 1 ) ) );
	ok (   IN_IS_MULTICAST ( IPV4 ( 224, 0, 0, 1 ) ) );
	ok (   IN_IS_MULTICAST ( IPV4 ( 231, 89, 0, 2 ) ) );
	ok (   IN_IS_MULTICAST ( IPV4 ( 239, 6, 1, 17 ) ) );

	/* inet_ntoa() tests */
	inet_ntoa_ok ( IPV4 ( 127, 0, 0, 1 ), "127.0.0.1" );
	inet_ntoa_ok ( IPV4 ( 0, 0, 0, 0 ), "0.0.0.0" );
	inet_ntoa_ok ( IPV4 ( 255, 255, 255, 255 ), "255.255.255.255" );
	inet_ntoa_ok ( IPV4 ( 212, 13, 204, 60 ), "212.13.204.60" );

	/* inet_aton() tests */
	inet_aton_ok ( "212.13.204.60", IPV4 ( 212, 13, 204, 60 ) );
	inet_aton_ok ( "127.0.0.1", IPV4 ( 127, 0, 0, 1 ) );

	/* inet_aton() failure tests */
	inet_aton_fail_ok ( "256.0.0.1" ); /* Byte out of range */
	inet_aton_fail_ok ( "212.13.204.60.1" ); /* Too long */
	inet_aton_fail_ok ( "127.0.0" ); /* Too short */
	inet_aton_fail_ok ( "1.2.3.a" ); /* Invalid characters */
	inet_aton_fail_ok ( "127.0..1" ); /* Missing bytes */
}

/** IPv4 self-test */
struct self_test ipv4_test __self_test = {
	.name = "ipv4",
	.exec = ipv4_test_exec,
};