diff options
Diffstat (limited to 'docs/libcurl/opts/CURLOPT_HEADERDATA.3')
| -rw-r--r-- | docs/libcurl/opts/CURLOPT_HEADERDATA.3 | 32 |
1 files changed, 30 insertions, 2 deletions
diff --git a/docs/libcurl/opts/CURLOPT_HEADERDATA.3 b/docs/libcurl/opts/CURLOPT_HEADERDATA.3 index c865c860f..73dcc2bb9 100644 --- a/docs/libcurl/opts/CURLOPT_HEADERDATA.3 +++ b/docs/libcurl/opts/CURLOPT_HEADERDATA.3 @@ -5,7 +5,7 @@ .\" * | (__| |_| | _ <| |___ .\" * \___|\___/|_| \_\_____| .\" * -.\" * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al. +.\" * Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al. .\" * .\" * This software is licensed as described in the file COPYING, which .\" * you should have received as part of this distribution. The terms @@ -41,7 +41,35 @@ NULL .SH PROTOCOLS All .SH EXAMPLE -TODO +.nf +struct my_info { + int shoesize; + char *secret; +}; + +static size_t header_callback(char *buffer, size_t size, + size_t nitems, void *userdata) +{ + struct my_info *i = (struct my_info *)userdata; + + /* now this callback can access the my_info struct */ + + return nitems * size; +} + +CURL *curl = curl_easy_init(); +if(curl) { + struct my_info my = { 10, "the cookies are in the cupboard" }; + curl_easy_setopt(curl, CURLOPT_URL, "http://example.com"); + + curl_easy_setopt(curl, CURLOPT_HEADERFUNCTION, header_callback); + + /* pass in custom data to the callback */ + curl_easy_setopt(curl, CURLOPT_HEADERDATA, &my); + + curl_easy_perform(curl); +} +.fi .SH AVAILABILITY Always .SH RETURN VALUE |