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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:59:48 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:59:48 +0000 |
commit | 3b9b6d0b8e7f798023c9d109c490449d528fde80 (patch) | |
tree | 2e1c188dd7b8d7475cd163de9ae02c428343669b /bin/tools/arpaname.c | |
parent | Initial commit. (diff) | |
download | bind9-upstream.tar.xz bind9-upstream.zip |
Adding upstream version 1:9.18.19.upstream/1%9.18.19upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | bin/tools/arpaname.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/bin/tools/arpaname.c b/bin/tools/arpaname.c new file mode 100644 index 0000000..cfbe187 --- /dev/null +++ b/bin/tools/arpaname.c @@ -0,0 +1,48 @@ +/* + * Copyright (C) Internet Systems Consortium, Inc. ("ISC") + * + * SPDX-License-Identifier: MPL-2.0 + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, you can obtain one at https://mozilla.org/MPL/2.0/. + * + * See the COPYRIGHT file distributed with this work for additional + * information regarding copyright ownership. + */ + +#include <stdio.h> + +#include <isc/net.h> +#include <isc/print.h> + +#define UNUSED(x) (void)(x) + +int +main(int argc, char *argv[]) { + unsigned char buf[16]; + int i; + + UNUSED(argc); + + while (argv[1]) { + if (inet_pton(AF_INET6, argv[1], buf) == 1) { + for (i = 15; i >= 0; i--) { + fprintf(stdout, "%X.%X.", buf[i] & 0xf, + (buf[i] >> 4) & 0xf); + } + fprintf(stdout, "IP6.ARPA\n"); + argv++; + continue; + } + if (inet_pton(AF_INET, argv[1], buf) == 1) { + fprintf(stdout, "%u.%u.%u.%u.IN-ADDR.ARPA\n", buf[3], + buf[2], buf[1], buf[0]); + argv++; + continue; + } + return (1); + } + fflush(stdout); + return (ferror(stdout)); +} |