b26fa1a2fb
This should be handled fine now by .dir-locals.el, so need to carry that stuff in every file.
77 lines
1.9 KiB
C
77 lines
1.9 KiB
C
/***
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This file is part of systemd.
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Copyright 2010 Lennart Poettering
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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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 License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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#include <stdbool.h>
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#include "string-util.h"
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#include "utf8.h"
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#include "web-util.h"
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bool http_etag_is_valid(const char *etag) {
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if (isempty(etag))
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return false;
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if (!endswith(etag, "\""))
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return false;
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if (!startswith(etag, "\"") && !startswith(etag, "W/\""))
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return false;
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return true;
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}
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bool http_url_is_valid(const char *url) {
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const char *p;
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if (isempty(url))
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return false;
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p = startswith(url, "http://");
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if (!p)
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p = startswith(url, "https://");
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if (!p)
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return false;
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if (isempty(p))
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return false;
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return ascii_is_valid(p);
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}
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bool documentation_url_is_valid(const char *url) {
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const char *p;
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if (isempty(url))
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return false;
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if (http_url_is_valid(url))
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return true;
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p = startswith(url, "file:/");
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if (!p)
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p = startswith(url, "info:");
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if (!p)
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p = startswith(url, "man:");
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if (isempty(p))
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return false;
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return ascii_is_valid(p);
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}
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