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| -rw-r--r-- | docs/libcurl/curl_easy_setopt.3 | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/docs/libcurl/curl_easy_setopt.3 b/docs/libcurl/curl_easy_setopt.3 index 05895492e..c39ba12e3 100644 --- a/docs/libcurl/curl_easy_setopt.3 +++ b/docs/libcurl/curl_easy_setopt.3 @@ -184,6 +184,30 @@ unrecoverable error to the library and it will close the socket and return Pass a pointer that will be untouched by libcurl and passed as the first argument in the sockopt callback set with \fICURLOPT_SOCKOPTFUNCTION\fP. (Option added in 7.15.6.) +.IP CURLOPT_OPENSOCKETFUNCTION +Function pointer that should match the \fIcurl_opensocket_callback\fP +prototype found in \fI<curl/curl.h>\fP. This 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, and currently only +one value is supported: \fICURLSOCKTYPE_IPCXN\fP for the primary connection +(meaning the control connection in the FTP case). Future versions of libcurl +may support more purposes. It passes the resolved peer address as a +\fIaddress\fP argument so the callback can modify the address or refuse to +connect at all. The callback function should return the socket or +\fICURL_SOCKET_BAD\fP in case no connection should be established or any error +detected. Any additional \fIsetsockopt(2)\fP calls can be done on the socket +at the user's discretion. \fICURL_SOCKET_BAD\fP return value from the +callback function will signal an unrecoverable error to the library and it +will return \fICURLE_COULDNT_CONNECT\fP. This return code can be used for IP +address blacklisting. The default behavior is: +.Bd -literal -offset indent + return socket(addr->family, addr->socktype, addr->protocol); +.Ed +(Option added in 7.17.1.) +.IP CURLOPT_OPENSOCKETDATA +Pass a pointer that will be untouched by libcurl and passed as the first +argument in the opensocket callback set with \fICURLOPT_OPENSOCKETFUNCTION\fP. +(Option added in 7.17.1.) .IP CURLOPT_PROGRESSFUNCTION Function pointer that should match the \fIcurl_progress_callback\fP prototype found in \fI<curl/curl.h>\fP. This function gets called by libcurl instead of |