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8d67c61c47
The curldown conversion accidentally replaced daniel@haxx.se with just daniel.se. This reverts back to the proper email address in the curldown docs as well as in a few other stray places where it was incorrect (while unrelated to curldown). Reviewed-by: Daniel Stenberg <daniel@haxx.se> Closes: #12997
71 lines
1.2 KiB
Markdown
71 lines
1.2 KiB
Markdown
---
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c: Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
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SPDX-License-Identifier: curl
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Title: CURLOPT_SEEKDATA
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Section: 3
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Source: libcurl
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See-also:
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- CURLOPT_DEBUGFUNCTION (3)
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- CURLOPT_IOCTLFUNCTION (3)
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- CURLOPT_SEEKFUNCTION (3)
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- CURLOPT_STDERR (3)
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---
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# NAME
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CURLOPT_SEEKDATA - pointer passed to the seek callback
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# SYNOPSIS
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~~~c
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#include <curl/curl.h>
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CURLcode curl_easy_setopt(CURL *handle, CURLOPT_SEEKDATA, void *pointer);
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~~~
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# DESCRIPTION
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Data *pointer* to pass to the seek callback function. If you use the
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CURLOPT_SEEKFUNCTION(3) option, this is the pointer you get as input.
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# DEFAULT
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If you do not set this, NULL is passed to the callback.
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# PROTOCOLS
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HTTP, FTP, SFTP
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# EXAMPLE
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~~~c
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#include <unistd.h> /* for lseek() */
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struct data {
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int our_fd;
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};
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static int seek_cb(void *clientp, curl_off_t offset, int origin)
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{
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struct data *d = (struct data *)clientp;
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lseek(d->our_fd, offset, origin);
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return CURL_SEEKFUNC_OK;
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}
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int main(void)
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{
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struct data seek_data;
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CURL *curl = curl_easy_init();
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if(curl) {
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curl_easy_setopt(curl, CURLOPT_SEEKFUNCTION, seek_cb);
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curl_easy_setopt(curl, CURLOPT_SEEKDATA, &seek_data);
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}
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}
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~~~
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# AVAILABILITY
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Added in 7.18.0
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# RETURN VALUE
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