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38 lines
1.3 KiB
C
38 lines
1.3 KiB
C
/* Convert Inet number to ASCII representation.
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Copyright (C) 1997-2024 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <stdio.h>
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#include <stdlib.h>
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#include <arpa/inet.h>
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/* The interface of this function is completely stupid, it requires a
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static buffer. We relax this a bit in that we allow one buffer for
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each thread. */
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static __thread char buffer[18];
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char *
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inet_ntoa (struct in_addr in)
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{
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unsigned char *bytes = (unsigned char *) ∈
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__snprintf (buffer, sizeof (buffer), "%d.%d.%d.%d",
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bytes[0], bytes[1], bytes[2], bytes[3]);
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return buffer;
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}
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