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annotate mupdf-source/thirdparty/curl/docs/libcurl/curl_easy_unescape.3 @ 17:dd9cdb856310

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Remove PKG-INFO from the because it is regenerated automatically for the sdist
author Franz Glasner <fzglas.hg@dom66.de>
date Thu, 18 Sep 2025 17:40:40 +0200
parents b50eed0cc0ef
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 .\" **************************************************************************
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2 .\" * _ _ ____ _
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3 .\" * Project ___| | | | _ \| |
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4 .\" * / __| | | | |_) | |
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5 .\" * | (__| |_| | _ <| |___
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6 .\" * \___|\___/|_| \_\_____|
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7 .\" *
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8 .\" * Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel@haxx.se>, et al.
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9 .\" *
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10 .\" * This software is licensed as described in the file COPYING, which
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11 .\" * you should have received as part of this distribution. The terms
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12 .\" * are also available at https://curl.haxx.se/docs/copyright.html.
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13 .\" *
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14 .\" * You may opt to use, copy, modify, merge, publish, distribute and/or sell
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15 .\" * copies of the Software, and permit persons to whom the Software is
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16 .\" * furnished to do so, under the terms of the COPYING file.
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17 .\" *
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18 .\" * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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19 .\" * KIND, either express or implied.
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20 .\" *
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21 .\" **************************************************************************
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22 .\"
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23 .TH curl_easy_unescape 3 "7 April 2006" "libcurl 7.15.4" "libcurl Manual"
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24 .SH NAME
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25 curl_easy_unescape - URL decodes the given string
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26 .SH SYNOPSIS
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27 .B #include <curl/curl.h>
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28 .sp
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29 .BI "char *curl_easy_unescape( CURL *" curl ", const char *" url
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30 .BI ", int "inlength ", int *" outlength " );"
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31 .ad
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32 .SH DESCRIPTION
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33 This function converts the given URL encoded input string to a "plain string"
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34 and returns that in an allocated memory area. All input characters that are
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35 URL encoded (%XX where XX is a two-digit hexadecimal number) are converted to
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36 their binary versions.
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37
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38 If the \fBlength\fP argument is set to 0 (zero), \fIcurl_easy_unescape(3)\fP
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39 will use strlen() on the input \fIurl\fP string to find out the size.
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40
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41 If \fBoutlength\fP is non-NULL, the function will write the length of the
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42 returned string in the integer it points to. This allows an escaped string
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43 containing %00 to still get used properly after unescaping. Since this is a
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44 pointer to an \fIint\fP type, it can only return a value up to INT_MAX so no
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45 longer string can be unescaped if the string length is returned in this
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46 parameter.
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47
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48 You must \fIcurl_free(3)\fP the returned string when you're done with it.
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49 .SH AVAILABILITY
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50 Added in 7.15.4 and replaces the old \fIcurl_unescape(3)\fP function.
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51 .SH RETURN VALUE
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52 A pointer to a zero terminated string or NULL if it failed.
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53 .SH "SEE ALSO"
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54 .BR curl_easy_escape "(3), " curl_free "(3)," RFC 3986