mirror of https://github.com/OISF/suricata
rust/util: expose function to test strings for valid UTF-8
rs_check_utf8 will check that the provided string is valid UTF-8 by converting it to a Rust string and returning true or false.pull/5376/head
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/* Copyright (C) 2020 Open Information Security Foundation
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*
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* You can copy, redistribute or modify this Program under the terms of
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* the GNU General Public License version 2 as published by the Free
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* Software Foundation.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* version 2 along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*/
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use std::ffi::CStr;
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use std::os::raw::c_char;
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#[no_mangle]
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pub unsafe extern "C" fn rs_check_utf8(val: *const c_char) -> bool {
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CStr::from_ptr(val).to_str().is_ok()
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}
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