Documentation

external pointer to pass to as WriteFunctions last argument.

the URL to use for next request; can be the full URL or just the authority/hostname.

what port to use.

name of proxy

the user:pass string to use

same thing, but for the proxy.

byte range to fetch

external pointer to pass to as WriteFunctions last argument.

buffer for curl to deposit error messages (must at least CURL_ERROR_SIZE bytes long). Uses standard error if not specified.

callback to handle incoming data.

callback for supplying outgoing/uploaded data.

number of seconds before timing out curl operation/request.

expected size of uploaded data.

(Multipart) POST data.

Set the Referer: header to the given string.

The string to feed to the FTP PORT command.

Set the User-Agent: header to the given string.

If the bytes per sec drops below the given value, the operation is aborted.

Upper bound for request to complete.

Byte offset at which the transfer (HTTP or FTP) should start from.

Set the Cookie: header to the given cookie (name=value pairs, semicolon-separated) string.

Embellish the outgoing request with the given list of (formatted) header values.

(Multipart) POST data.

file holding your private SSL certificates (default format is PEM).

password to the above file.

an alias for the previous.

If true, convert Unix newlines into CRLFs when transferring.

Sequence of FTP commands to execute prior to the main request.

State / pointer argument to pass to WriteFunction callback.

Path to file holding initial cookie data; also enables cookie handling.

What protocol to attempt using (0:default;1:TLS;2:SSLv2;3:SSLv3)

How to interpret a conditional time value.

Number of secs since Jan 1, 1970. Interpretation is determined by CurlTimeCondition.

String holding alternative request command (WebDAV anyone?)

List of commands to issue to FTP server after the main request.

Not sure what this one does; something about passing it to the output function.

Control verbosity

Display outgoing and incoming headers

Control progress meter

Use HEAD instead of GET

If status response is >= 300, return an error (and no other output).

Control the main dataflow, i.e., True to perform uploads.

Issue a POST request.

Switch NLST for FTP directory listings

Control if FTP uploads append rather than overwrite files

control how or if a user's.netrc will be consulted for user:password

Handle auto-redirects by chasing down Location: values in responses.

Turn on ASCII transfers for FTP transfers; default is binary (i.e. off).

Use PUT to upload data.

callback for showing progress

state argumentto pass to progress callback.

Control if the Referer: field is set upon following Location: redirects

(Numeric) proxy port to use.

Size of the POSTed data.

tunnel all HTTP operations through the proxy.

Interface name of outgoing network interface ( network interface, IP address, host name.)

Kerberos security level (clear, safe, confidential, private are good values, seemingly.)

Enable the authentication of peer certificate. Default is True.

If verifying peer's certificate, use certificates in this file to do so.

Maximum number of Location: redirects to chase down before giving up.

Try to determine the modification date of remote document; can be queried for.

List of commands to use for initial telnet negotiations.

Maximum number of cached active connections.

No effect (obsolete.)

Force the opening up a new connection rather than try to reuse active connections. Default is not to.

Do not reuse the connection of next transfer when done.

Path to file used to seed (Open)SSL PRNG.

Path to domain socket of EG Daemon.

max number of seconds to wait for the initial connection to happen.

callback used to handle _incoming_ header data.

Revert to a GET for the next request.

Perform Common name checking in peer certificate (1=> existence;2=> matches hostname.)

Path to file where additional cookie information will be stored.

Colon-separated string list of cipher preferences to use for upcoming connection (e.g., 3DES:+RSA)

What HTTP version to use, should you want to drop back for some reason.

Attempt the use of EPSV before PASV for passive FTP downloads.

The format of your certificates (PEM, DER)

Filename of private key.

Format of private key; use ENG to load from a crypto engine.

Name of crypto engine to use.

Make crypto engine the default for crypto operations.

Have library uses its MT-unfriendly DNS global cache.

Number of seconds to cache results of DNS lookups in memory.

FTP commands to issue after connection and transfer mode has been set.

callback to catch and report transfer operations.

state argument to pass to debug callback.

Signal the start of a cookie session, ignoring previous session cookies.

Directory holding CA certificates; used when verifying peer certificate.

Turn (down, presumably) the buffers the received data is chunked up into (and reported to the WriteFunction.) A hint, library is free to ignore.

Turn off use of signals internally.

Share handles are used for sharing data among concurrent Curl objects.

What type of proxy to use.

What to report in the Accept-Encoding: header

Data associated with a Curl handle.

Alternatives to standard 200 OK response strings; whatever it takes, I suppose.

Pass on user:pass when following redirects.

For active FTP downloads, try using EPRT command over LPRT.

State your authentication preferences.

callback to handle setting up SSL connections; have the power to abort them.

state argument to pass into the above callback.

Have remote directories be created if not already there

What preferred authentication schemes to use wrt. proxy.

max number of seconds to wait for remote server to ACK commands.

Whether to resolve wrt IPv4 or IPv6.

Limit the number of bytes you're willing to download.

Wider alternative of option giving upper bound of uploaded content (-1 => unknown.)

Wider alternative for specifying initial transfer offset.

Wider alternative for specifying max download size.

Path to user's .netrc

Try enabling the use of SSL for FTP control connections and/or transfers.

Size of data to POST; if unspecified (or -1), curl uses strlen().

Turn on or off the TCP/IP NODELAY option.

Twiddle if TLS or SSL is used.

somewhat obscure callback for handling read stream resets.

state argument to the above.

The string to use when server asks for account info.

Cookie string to pass cookie engine; ALL scrubs all cookie info; SESS scrubs session ones.

If Content-Length: values are troublesome (wrong, perhaps?), use this option to ignore using them as guidance.

Ignore IP address in 227 responses.

How to navigate to a file on the remote server (single, multiple CWDs).

What local port to use for established connection.

Number of attempts at finding local ports (using LocalPort as initial base.)

If enabled, perform all steps up until actual transfer. next three for completeness.

callback for doing character translations from network format.

callback for doing character translations to network format.

callback for translating UTF8 into host encoding.

Specifies throttle value for outgoing data.

Specifies throttle for incoming data.

Alternative (to user:pass) for FTP authentication; weird.

callback that's injected between socket creation and connection.

state argument to the above.

Enable the SSL session id cache; default is on, so use this to disable.

SSH authentication methods to use.

Path to file holding user's SSH public key.

Path to file holding user's SSH private key.

Send CCC command after FTP connection has been authenticated.

Max number of milliseconds that a transfer may take.

Max number of milliseconds that a connection attempt may take to complete.

Disable transfer decoding; if disabled, curl will turn off chunking.

Disable content decoding, getting the raw bits. sync'ed wrt 7.19.2