| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame^] | 1 | #include <stdio.h> |
| 2 | #include <stdint.h> |
| 3 | #include <sys/socket.h> |
| 4 | #include <netinet/in.h> |
| 5 | #include <arpa/inet.h> |
| 6 | |
| 7 | |
| 8 | static struct tests |
| 9 | { |
| 10 | const char *input; |
| 11 | int valid; |
| 12 | uint32_t result; |
| 13 | } tests[] = |
| 14 | { |
| 15 | { "", 0, 0 }, |
| 16 | { "-1", 0, 0 }, |
| 17 | { "256", 1, 0x00000100 }, |
| 18 | { "256.", 0, 0 }, |
| 19 | { "256a", 0, 0 }, |
| 20 | { "0x100", 1, 0x00000100 }, |
| 21 | { "0200.0x123456", 1, 0x80123456 }, |
| 22 | { "0300.0x89123456.", 0 ,0 }, |
| 23 | { "0100.-0xffff0000", 0, 0 }, |
| 24 | { "0.0xffffff", 1, 0x00ffffff }, |
| 25 | { "0.0x1000000", 0, 0 }, |
| 26 | { "0377.16777215", 1, 0xffffffff }, |
| 27 | { "0377.16777216", 0, 0 }, |
| 28 | { "0x87.077777777", 1, 0x87ffffff }, |
| 29 | { "0x87.0100000000", 0, 0 }, |
| 30 | { "0.1.3", 1, 0x00010003 }, |
| 31 | { "0.256.3", 0, 0 }, |
| 32 | { "256.1.3", 0, 0 }, |
| 33 | { "0.1.0x10000", 0, 0 }, |
| 34 | { "0.1.0xffff", 1, 0x0001ffff }, |
| 35 | { "0.1a.3", 0, 0 }, |
| 36 | { "0.1.a3", 0, 0 }, |
| 37 | { "1.2.3.4", 1, 0x01020304 }, |
| 38 | { "0400.2.3.4", 0, 0 }, |
| 39 | { "1.0x100.3.4", 0, 0 }, |
| 40 | { "1.2.256.4", 0, 0 }, |
| 41 | { "1.2.3.0x100", 0, 0 }, |
| 42 | { "323543357756889", 0, 0 }, |
| 43 | { "10.1.2.3.4", 0, 0}, |
| 44 | }; |
| 45 | |
| 46 | |
| 47 | int |
| 48 | main (int argc, char *argv[]) |
| 49 | { |
| 50 | int result = 0; |
| 51 | size_t cnt; |
| 52 | |
| 53 | for (cnt = 0; cnt < sizeof (tests) / sizeof (tests[0]); ++cnt) |
| 54 | { |
| 55 | struct in_addr addr; |
| 56 | |
| 57 | if ((int) inet_aton (tests[cnt].input, &addr) != tests[cnt].valid) |
| 58 | { |
| 59 | if (tests[cnt].valid) |
| 60 | printf ("\"%s\" not seen as valid IP address\n", tests[cnt].input); |
| 61 | else |
| 62 | printf ("\"%s\" seen as valid IP address\n", tests[cnt].input); |
| 63 | result = 1; |
| 64 | } |
| 65 | else if (tests[cnt].valid && addr.s_addr != ntohl (tests[cnt].result)) |
| 66 | { |
| 67 | printf ("\"%s\" not converted correctly: is %08x, should be %08x\n", |
| 68 | tests[cnt].input, addr.s_addr, tests[cnt].result); |
| 69 | result = 1; |
| 70 | } |
| 71 | } |
| 72 | |
| 73 | return result; |
| 74 | } |