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authorDaniel Stenberg <daniel@haxx.se>2019-12-03 09:29:43 +0100
committerDaniel Stenberg <daniel@haxx.se>2019-12-03 16:24:40 +0100
commit0092b6bf8af062a8865c89eaa13704f987716a1c (patch)
tree9dccfe17b853a99337c4318b7ea9d3e83296f57a /docs
parent48da3ac67b7c8559ef4ce1636c4bcb9047439a9b (diff)
OPENSOCKETFUNCTION.3: correct the purpose description
Reported-by: Jeff Mears Bug: https://curl.haxx.se/mail/lib-2019-12/0007.html Closes #4667
Diffstat (limited to 'docs')
-rw-r--r--docs/libcurl/opts/CURLOPT_OPENSOCKETFUNCTION.311
1 files changed, 4 insertions, 7 deletions
diff --git a/docs/libcurl/opts/CURLOPT_OPENSOCKETFUNCTION.3 b/docs/libcurl/opts/CURLOPT_OPENSOCKETFUNCTION.3
index 28a0e5752..84e1e8359 100644
--- a/docs/libcurl/opts/CURLOPT_OPENSOCKETFUNCTION.3
+++ b/docs/libcurl/opts/CURLOPT_OPENSOCKETFUNCTION.3
@@ -5,7 +5,7 @@
.\" * | (__| |_| | _ <| |___
.\" * \___|\___/|_| \_\_____|
.\" *
-.\" * Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2019, 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
@@ -29,8 +29,6 @@ CURLOPT_OPENSOCKETFUNCTION \- set callback for opening sockets
typedef enum {
CURLSOCKTYPE_IPCXN, /* socket created for a specific IP connection */
- CURLSOCKTYPE_ACCEPT, /* socket created by accept() call */
- CURLSOCKTYPE_LAST /* never use */
} curlsocktype;
struct curl_sockaddr {
@@ -52,10 +50,9 @@ shown above.
This callback function gets called by libcurl instead of the \fIsocket(2)\fP
call. The callback's \fIpurpose\fP argument identifies the exact purpose for
-this particular socket: \fICURLSOCKTYPE_IPCXN\fP is for IP based connections
-and \fICURLSOCKTYPE_ACCEPT\fP is for sockets created after accept() - such as
-when doing active FTP. Future versions of libcurl may support more
-purposes.
+this particular socket. \fICURLSOCKTYPE_IPCXN\fP is for IP based connections
+and is the only purpose currently used in libcurl. Future versions of libcurl
+may support more purposes.
The \fIclientp\fP pointer contains whatever user-defined value set using the
\fICURLOPT_OPENSOCKETDATA(3)\fP function.