90 lines
3.2 KiB
C
90 lines
3.2 KiB
C
/*************************************************
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* Perl-Compatible Regular Expressions *
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*************************************************/
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/* PCRE is a library of functions to support regular expressions whose syntax
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and semantics are as close as possible to those of the Perl 5 language.
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Written by Philip Hazel
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Original API code Copyright (c) 1997-2012 University of Cambridge
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New API code Copyright (c) 2014 University of Cambridge
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-----------------------------------------------------------------------------
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of the University of Cambridge nor the names of its
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contributors may be used to endorse or promote products derived from
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this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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-----------------------------------------------------------------------------
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "pcre2_internal.h"
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/* FIXME: this is currently a placeholder function */
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/*************************************************
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* Return error message *
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*************************************************/
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/* This function copies an error message into a buffer whose units are of an
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appropriate width. Error numbers are positive for compile-time errors, and
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negative for exec-time errors.
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Arguments:
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enumber error number
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buffer where to put the message (zero terminated)
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size size of the buffer
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Returns: length of message if all is well
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-1 on error
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*/
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PCRE2_EXP_DEFN int PCRE2_CALL_CONVENTION
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pcre2_get_error_message(int enumber, PCRE2_UCHAR *buffer, size_t size)
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{
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size_t i;
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const char *message = "Dummy error message";
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enumber=enumber;
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if (size == 0) return -1;
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for (i = 0; *message != 0; i++)
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{
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if (i >= size - 1)
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{
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buffer[i] = 0; /* Terminate partial message */
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return -1;
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}
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buffer[i] = *message++;
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}
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buffer[i] = 0;
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return i;
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}
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/* End of pcre2_error.c */
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