32 lines
752 B
C
32 lines
752 B
C
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/*
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* httpd-utils
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* Written in 2020 by Lucas
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* CC0 1.0 Universal/Public domain - No rights reserved
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*
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* To the extent possible under law, the author(s) have dedicated all
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* copyright and related and neighboring rights to this software to the
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* public domain worldwide. This software is distributed without any
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* warranty. You should have received a copy of the CC0 Public Domain
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* Dedication along with this software. If not, see
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* <http://creativecommons.org/publicdomain/zero/1.0/>.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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int
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main(void)
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{
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char *ip;
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ip = getenv("HTTP_X_FORWARDED_FOR");
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if (ip == NULL)
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ip = getenv("REMOTE_ADDR");
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if (ip == NULL)
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ip = "unknown";
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printf("Content-type: text/plain\n\n%s\n", ip);
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return 0;
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}
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