17 lines
413 B
C
17 lines
413 B
C
#include <arpa/inet.h>
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#include <assert.h>
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int main() {
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struct in_addr addr;
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assert(inet_pton(AF_INET, "1.1.1.1", &addr));
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assert((addr.s_addr & 0xFF) == 1);
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assert(((addr.s_addr >> 8) & 0xFF) == 1);
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assert(((addr.s_addr >> 16) & 0xFF) == 1);
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assert(((addr.s_addr >> 24) & 0xFF) == 1);
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assert(!inet_pton(AF_INET, "256.999.1234.555", &addr));
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assert(!inet_pton(AF_INET, "a.b.c.d", &addr));
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return 0;
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}
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