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#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <arpa/inet.h>
static unsigned int failures;
static void report(const char *str, bool result)
{
printf("\"%s\": %s\n", str, result ? "PASS" : "FAIL");
if (!result)
++failures;
}
static void test_good(const char *str, uint32_t exp)
{
struct in_addr addr;
int ret;
ret = inet_aton(str, &addr);
report(str, ret == 1 && addr.s_addr == htonl(exp));
}
static void test_bad(const char *str)
{
struct in_addr addr;
int ret;
ret = inet_aton(str, &addr);
report(str, ret == 0);
}
int main(void)
{
test_good("0.0.0.0", 0);
test_good("255.255.255.255", 0xffffffff);
test_good("127.0.0.1", 0x7f000001);
test_bad("");
test_bad("0.0.0.");
test_bad(".0.0.0");
test_bad("0..0.0");
test_bad("1.2.3.256");
test_bad("256.1.2.3");
test_bad("-1.2.3.4");
test_bad("1.2.3.-4");
test_bad("\xb1.2.3.4");
test_bad(" 1.2.3.4");
test_bad("1 .2.3.4");
test_bad("1. 2.3.4");
test_bad("1.2.3.4 ");
/* XXX We should maybe support these formats in inet_aton(),
* but not in inet_pton() */
test_bad("1");
test_bad("1.2");
test_bad("1.2.3");
test_bad("0x1.2.3.4");
test_bad("1.2.3.0x4");
return failures != 0;
}
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