47 lines
1.1 KiB
C
47 lines
1.1 KiB
C
#include <isinetaddr.h>
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#include <assert.h>
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#include <stdlib.h>
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#include <stdio.h>
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const char *valid[] = {
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/* valid IPv4 */
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"192.168.1.1", "0.0.0.0",
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"255.255.255.255", "123.45.67.89",
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"123.45.67.255",
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};
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const char *invalid[] = {
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/* invalid IPv4 */
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"123.45.67.891", "192.168.500.1",
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".192.168.1.1", "192..168.1.1",
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"192.168.1.1.", "192.168.1.1..",
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"192.168.1.1a", "192.2.2.",
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/* edge cases */
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"555555555555555555555555555555555555",
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"", ".", ".......", "...4", "4...4",
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NULL
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};
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int
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main(void) {
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size_t len;
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/* IPv4: valid */
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len = sizeof(valid) / sizeof(valid[0]);
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for (size_t i = 0; i < len; i++) {
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if (isinetaddr(valid[i]) != 1) {
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fprintf(stderr, "assertion failed: '%s' should be valid\n", valid[i]);
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abort();
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}
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}
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/* IPv4: invalid */
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len = sizeof(invalid) / sizeof(invalid[0]);
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for (size_t i = 0; i < len; i++) {
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if (isinetaddr(invalid[i]) != 0) {
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fprintf(stderr, "assertion failed: '%s' should NOT be valid\n", invalid[i]);
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abort();
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}
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}
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/* Done */
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printf("OK\n");
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return EXIT_SUCCESS;
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}
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