diff options
Diffstat (limited to 'docs/libcurl/curl_easy_recv.3')
| -rw-r--r-- | docs/libcurl/curl_easy_recv.3 | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/docs/libcurl/curl_easy_recv.3 b/docs/libcurl/curl_easy_recv.3 index 3212e2c37..e23f381bb 100644 --- a/docs/libcurl/curl_easy_recv.3 +++ b/docs/libcurl/curl_easy_recv.3 @@ -5,11 +5,11 @@ .\" * | (__| |_| | _ <| |___ .\" * \___|\___/|_| \_\_____| .\" * -.\" * Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel@haxx.se>, et al. +.\" * Copyright (C) 1998 - 2021, 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 -.\" * are also available at https://curl.haxx.se/docs/copyright.html. +.\" * are also available at https://curl.se/docs/copyright.html. .\" * .\" * You may opt to use, copy, modify, merge, publish, distribute and/or sell .\" * copies of the Software, and permit persons to whom the Software is @@ -20,7 +20,7 @@ .\" * .\" ************************************************************************** .\" -.TH curl_easy_recv 3 "December 18, 2016" "libcurl 7.73.0" "libcurl Manual" +.TH curl_easy_recv 3 "October 31, 2021" "libcurl 7.80.0" "libcurl Manual" .SH NAME curl_easy_recv - receives raw data on an "easy" connection @@ -61,7 +61,22 @@ read which would include any cached data. Furthermore if you wait on the socket and it tells you there is data to read, \fIcurl_easy_recv(3)\fP may return \fBCURLE_AGAIN\fP if the only data that was read was for internal SSL processing, and no other data is available. +.SH EXAMPLE +.nf + curl_easy_setopt(curl, CURLOPT_URL, "https://example.com"); + /* Do not do the transfer - only connect to host */ + curl_easy_setopt(curl, CURLOPT_CONNECT_ONLY, 1L); + res = curl_easy_perform(curl); + + if(res == CURLE_OK) { + /* Extract the socket from the curl handle - + we will need it for waiting. */ + res = curl_easy_getinfo(curl, CURLINFO_ACTIVESOCKET, &sockfd); + /* read data */ + res = curl_easy_recv(curl, buf, sizeof(buf), &nread); + } +.fi .SH AVAILABILITY Added in 7.18.2. .SH RETURN VALUE @@ -77,8 +92,6 @@ Reading exactly 0 bytes indicates a closed connection. If there's no socket available to use from the previous transfer, this function returns \fBCURLE_UNSUPPORTED_PROTOCOL\fP. -.SH EXAMPLE -See \fBsendrecv.c\fP in \fBdocs/examples\fP directory for usage example. .SH "SEE ALSO" .BR curl_easy_setopt "(3), " curl_easy_perform "(3), " .BR curl_easy_getinfo "(3), " |