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26 lines
549 B
C
26 lines
549 B
C
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#include <stdlib.h>
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#include <strings.h>
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#include "barpainet.h"
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int inet_aton (const char * str, struct in_addr * add) {
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const char * pch = str;
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unsigned int add1 = 0, add2 = 0, add3 = 0, add4 = 0;
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add1 = atoi(pch);
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pch = strpbrk(pch,".");
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if (pch == 0 || ++pch == 0) goto done;
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add2 = atoi(pch);
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pch = strpbrk(pch,".");
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if (pch == 0 || ++pch == 0) goto done;
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add3 = atoi(pch);
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pch = strpbrk(pch,".");
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if (pch == 0 || ++pch == 0) goto done;
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add4 = atoi(pch);
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done:
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add->s_addr=(add4<<24)+(add3<<16)+(add2<<8)+add1;
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return 1;
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}
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