35 curl_easy_setopt(3) is used to tell libcurl how to behave. By setting the
40 manual carefully as bad input values may cause libcurl to behave badly. You
48 back to internal default with curl_easy_reset(3).
50 Strings passed to libcurl as 'char *' arguments, are copied by the library;
51 the string storage associated to the pointer argument may be discarded or
52 reused after curl_easy_setopt(3) returns. The only exception to this rule is
54 CURLOPT_COPYPOSTFIELDS(3) has some usage characteristics you need to read up
70 Path to an abstract Unix domain socket. See CURLOPT_ABSTRACT_UNIX_SOCKET(3)
74 Timeout for waiting for the server's connect back to be accepted. See
96 Append to remote file. See CURLOPT_APPEND(3)
120 Path to CA cert bundle. See CURLOPT_CAPATH(3)
137 Data pointer to pass to the chunk callbacks. See CURLOPT_CHUNK_DATA(3)
145 Data pointer to pass to the close socket callback. See
166 Connect to a specific host and port. See CURLOPT_CONNECT_TO(3)
185 Cookie(s) to send. See CURLOPT_COOKIE(3)
189 File to read cookies from. See CURLOPT_COOKIEFILE(3)
193 File to write cookies to. See CURLOPT_COOKIEJAR(3)
217 Set URL to work on with a URL handle. See CURLOPT_CURLU(3)
225 Data pointer to pass to the debug callback. See CURLOPT_DEBUGDATA(3)
249 Bind name resolves to this interface. See CURLOPT_DNS_INTERFACE(3)
253 Bind name resolves to this IP4 address. See CURLOPT_DNS_LOCAL_IP4(3)
257 Bind name resolves to this IP6 address. See CURLOPT_DNS_LOCAL_IP6(3)
316 Data pointer to pass to the wildcard matching callback. See
341 Control how to do TLS. See CURLOPT_FTPSSLAUTH(3)
349 Alternative to USER. See CURLOPT_FTP_ALTERNATIVE_TO_USER(3)
358 Specify how to reach files. See CURLOPT_FTP_FILEMETHOD(3)
366 Back to non-TLS again after authentication. See CURLOPT_FTP_SSL_CCC(3)
403 Data pointer to pass to the header callback. See CURLOPT_HEADERDATA(3)
419 Pass pointer to the HSTS read callback. See CURLOPT_HSTSREADDATA(3)
427 Pass pointer to the HSTS write callback. See CURLOPT_HSTSWRITEDATA(3)
476 HTTP version to use. CURLOPT_HTTP_VERSION(3)
484 Size of file to send. CURLOPT_INFILESIZE(3)
488 Size of file to send. CURLOPT_INFILESIZE_LARGE(3)
492 Bind connection locally to this. See CURLOPT_INTERFACE(3)
496 Data pointer to pass to the RTSP interleave callback. See
505 **Deprecated option** Data pointer to pass to the I/O callback.
515 IP version to use. See CURLOPT_IPRESOLVE(3)
539 Bind connection locally to this port. See CURLOPT_LOCALPORT(3)
543 Bind connection locally to port range. See CURLOPT_LOCALPORTRANGE(3)
551 Low speed limit to abort transfer. See CURLOPT_LOW_SPEED_LIMIT(3)
555 Time to be below the speed to trigger low speed abort. See
572 Allow RCPT TO command to fail for some recipients. See
586 Maximum file size to get. See CURLOPT_MAXFILESIZE(3)
590 Maximum file size to get. See CURLOPT_MAXFILESIZE_LARGE(3)
599 Maximum number of redirects to follow. See CURLOPT_MAXREDIRS(3)
603 Cap the download speed to this. See CURLOPT_MAX_RECV_SPEED_LARGE(3)
607 Cap the upload speed to this. See CURLOPT_MAX_SEND_SPEED_LARGE(3)
651 Data pointer to pass to the open socket callback. See CURLOPT_OPENSOCKETDATA(3)
671 Wait on connection to pipeline on it. See CURLOPT_PIPEWAIT(3)
675 Port number to connect to. See CURLOPT_PORT(3)
691 Commands to run after transfer. See CURLOPT_POSTQUOTE(3)
695 How to act on redirects after POST. See CURLOPT_POSTREDIR(3)
699 Commands to run just before transfer. See CURLOPT_PREQUOTE(3)
703 Data pointer to pass to the CURLOPT_PREREQFUNCTION callback. See
708 Callback to be called after a connection is established but before a request
713 Socks proxy to use. See CURLOPT_PRE_PROXY(3)
717 Private pointer to store. See CURLOPT_PRIVATE(3)
721 Data pointer to pass to the progress meter callback. See
738 Proxy to use. See CURLOPT_PROXY(3)
746 Custom HTTP headers sent to proxy. See CURLOPT_PROXYHEADER(3)
754 Proxy port to use. See CURLOPT_PROXYPORT(3)
777 Path to proxy CA cert bundle. See CURLOPT_PROXY_CAPATH(3)
830 Proxy SSL version to use. See CURLOPT_PROXY_SSLVERSION(3)
834 Proxy ciphers to use. See CURLOPT_PROXY_SSL_CIPHER_LIST(3)
851 Proxy TLS 1.3 cipher suites to use. See CURLOPT_PROXY_TLS13_CIPHERS(3)
867 Add transfer mode to URL over proxy. See CURLOPT_PROXY_TRANSFER_MODE(3)
875 To be set by toplevel tools like "curl" to skip lengthy cleanups when they are
876 about to call exit() anyway. See CURLOPT_QUICK_EXIT(3)
880 Commands to run before transfer. See CURLOPT_QUOTE(3)
893 Data pointer to pass to the read callback. See CURLOPT_READDATA(3)
901 **Deprecated option** Protocols to allow redirects to. See
906 Protocols to allow redirects to. See CURLOPT_REDIR_PROTOCOLS_STR(3)
922 Data pointer to pass to resolver start callback. See
927 Callback to be called before a new resolve request is started. See
964 SASL authorization identity (identity to act as). See CURLOPT_SASL_AUTHZID(3)
972 Data pointer to pass to the seek callback. See CURLOPT_SEEKDATA(3)
992 Share object to use. See CURLOPT_SHARE(3)
996 Data pointer to pass to the sockopt callback. See CURLOPT_SOCKOPTDATA(3)
1025 Custom pointer to pass to ssh host key callback. See CURLOPT_SSH_HOSTKEYDATA(3)
1041 Custom pointer to pass to ssh key callback. See CURLOPT_SSH_KEYDATA(3)
1093 SSL version to use. See CURLOPT_SSLVERSION(3)
1097 Ciphers to use. See CURLOPT_SSL_CIPHER_LIST(3)
1101 Data pointer to pass to the SSL context callback. See CURLOPT_SSL_CTX_DATA(3)
1145 Redirect stderr to another stream. See CURLOPT_STDERR(3)
1223 TLS 1.3 cipher suites to use. See CURLOPT_TLS13_CIPHERS(3)
1239 Custom pointer passed to the trailing headers callback. See
1257 Path to a Unix domain socket. See CURLOPT_UNIX_SOCKET_PATH(3)
1261 Do not restrict authentication to original host. CURLOPT_UNRESTRICTED_AUTH(3)
1278 URL to work on. See CURLOPT_URL(3)
1302 Transfer multiple files according to a filename pattern. See
1307 Data pointer to pass to the write callback. See CURLOPT_WRITEDATA(3)
1319 Data pointer to pass to the progress meter callback. See
1355 Strings passed on to libcurl must be shorter than 8000000 bytes, otherwise
1358 **CURLE_BAD_FUNCTION_ARGUMENT** is returned when the argument to an option is
1361 If you try to set an option that libcurl does not know about, perhaps because
1362 the library is too old to support it or the option was removed in a recent

Last Index update Sun Nov 24 20:08:14 UTC 2024

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