73 lines
2.4 KiB
Groff
73 lines
2.4 KiB
Groff
.\" **************************************************************************
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.\" * _ _ ____ _
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.\" * Project ___| | | | _ \| |
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.\" * / __| | | | |_) | |
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.\" * | (__| |_| | _ <| |___
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.\" * \___|\___/|_| \_\_____|
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.\" *
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.\" * Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
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.\" *
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.\" * This software is licensed as described in the file COPYING, which
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.\" * you should have received as part of this distribution. The terms
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.\" * are also available at https://curl.se/docs/copyright.html.
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.\" *
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.\" * You may opt to use, copy, modify, merge, publish, distribute and/or sell
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.\" * copies of the Software, and permit persons to whom the Software is
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.\" * furnished to do so, under the terms of the COPYING file.
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.\" *
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.\" * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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.\" * KIND, either express or implied.
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.\" *
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.\" * SPDX-License-Identifier: curl
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.\" *
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.\" **************************************************************************
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.\"
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.TH CURLINFO_PRIVATE 3 "1 Sep 2015" libcurl libcurl
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.SH NAME
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CURLINFO_PRIVATE \- get the private pointer
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.SH SYNOPSIS
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.nf
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#include <curl/curl.h>
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CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_PRIVATE, char **private);
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.fi
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.SH DESCRIPTION
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Pass a pointer to a char pointer to receive the pointer to the private data
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associated with the curl handle (set with the \fICURLOPT_PRIVATE(3)\fP).
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Please note that for internal reasons, the value is returned as a char
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pointer, although effectively being a 'void *'.
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.SH PROTOCOLS
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All
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.SH EXAMPLE
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.nf
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int main(void)
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{
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CURL *curl = curl_easy_init();
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if(curl) {
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CURLcode res;
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void *pointer = (void *)0x2345454;
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curl_easy_setopt(curl, CURLOPT_URL, "https://example.com/foo.bin");
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/* set the private pointer */
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curl_easy_setopt(curl, CURLOPT_PRIVATE, pointer);
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res = curl_easy_perform(curl);
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/* extract the private pointer again */
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res = curl_easy_getinfo(curl, CURLINFO_PRIVATE, &pointer);
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if(res)
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printf("error: %s\\n", curl_easy_strerror(res));
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curl_easy_cleanup(curl);
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}
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}
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.fi
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.SH AVAILABILITY
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Added in 7.10.3
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.SH RETURN VALUE
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Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
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.SH "SEE ALSO"
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.BR curl_easy_getinfo (3),
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.BR curl_easy_setopt (3),
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.BR CURLOPT_PRIVATE (3)
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