Manual pages
Scope: curl_easy_setopt options.
| [ Alias ↣ ] Name (section) | Brief |
|---|---|
| CURLOPT_ABSTRACT_UNIX_SOCKET(3) | Set an abstract Unix domain socket. |
| CURLOPT_ACCEPT_ENCODING(3) | Enables automatic decompression of HTTP downloads. |
| CURLOPT_ACCEPTTIMEOUT_MS(3) | Timeout waiting for FTP server to connect back. |
| CURLOPT_ADDRESS_SCOPE(3) | Set scope for local IPv6 addresses. |
| CURLOPT_APPEND(3) | Enable appending to the remote file. |
| CURLOPT_AUTOREFERER(3) | Automatically update the referer header. |
| CURLOPT_BUFFERSIZE(3) | Set preferred receive buffer size. |
| CURLOPT_CAINFO(3) | Path to Certificate Authority (CA) bundle. |
| CURLOPT_CAPATH(3) | Specify directory holding CA certificates. |
| CURLOPT_CERTINFO(3) | Request SSL certificate information. |
| CURLOPT_CHUNK_BGN_FUNCTION(3) | Callback before a transfer with FTP wildcardmatch. |
| CURLOPT_CHUNK_DATA(3) | Custom pointer to the FTP chunk callbacks. |
| CURLOPT_CHUNK_END_FUNCTION(3) | Callback after a transfer with FTP wildcardmatch. |
| CURLOPT_CLOSESOCKETDATA(3) | Pointer passed to the socket close callback. |
| CURLOPT_CLOSESOCKETFUNCTION(3) | Callback to socket close replacement function. |
| CURLOPT_CONNECT_ONLY(3) | Stop when connected to target server. |
| CURLOPT_CONNECT_TO(3) | Connect to a specific host and port instead of the URL's host and port. |
| CURLOPT_CONNECTTIMEOUT(3) | Timeout for the connect phase. |
| CURLOPT_CONNECTTIMEOUT_MS(3) | Timeout for the connect phase. |
| CURLOPT_CONV_FROM_NETWORK_FUNCTION(3) | Convert data from network to host encoding. |
| CURLOPT_CONV_FROM_UTF8_FUNCTION(3) | Convert data from UTF8 to host encoding. |
| CURLOPT_CONV_TO_NETWORK_FUNCTION(3) | Convert data to network from host encoding. |
| CURLOPT_COOKIE(3) | Set contents of HTTP Cookie header. |
| CURLOPT_COOKIEFILE(3) | File name to read cookies from. |
| CURLOPT_COOKIEJAR(3) | File name to store cookies to. |
| CURLOPT_COOKIELIST(3) | Add to or manipulate cookies held in memory. |
| CURLOPT_COOKIESESSION(3) | Start a new cookie session. |
| CURLOPT_COPYPOSTFIELDS(3) | Have libcurl copy data to POST. |
| CURLOPT_CRLF(3) | Enable/disable CRLF conversion. |
| CURLOPT_CRLFILE(3) | Specify a Certificate Revocation List file. |
| CURLOPT_CUSTOMREQUEST(3) | Custom string for request. |
| CURLOPT_DEBUGDATA(3) | Custom pointer for debug callback. |
| CURLOPT_DEBUGFUNCTION(3) | Debug callback. |
| CURLOPT_DEFAULT_PROTOCOL(3) | Default protocol to use if the URL is missing a scheme name. |
| CURLOPT_DIRLISTONLY(3) | Ask for names only in a directory listing. |
| CURLOPT_DNS_CACHE_TIMEOUT(3) | Set life-time for DNS cache entries. |
| CURLOPT_DNS_INTERFACE(3) | Set interface to speak DNS over. |
| CURLOPT_DNS_LOCAL_IP4(3) | IPv4 address to bind DNS resolves to. |
| CURLOPT_DNS_LOCAL_IP6(3) | IPv6 address to bind DNS resolves to. |
| CURLOPT_DNS_SERVERS(3) | Set preferred DNS servers. |
| CURLOPT_DNS_USE_GLOBAL_CACHE(3) | Enable/disable global DNS cache. |
| CURLOPT_EGDSOCKET(3) | Set EGD socket path. |
| CURLOPT_ERRORBUFFER(3) | Set error buffer for error messages. |
| CURLOPT_EXPECT_100_TIMEOUT_MS(3) | Timeout for Expect: 100-continue response. |
| CURLOPT_FAILONERROR(3) | Request failure on HTTP response >= 400. |
| CURLOPT_FILETIME(3) | Get the modification time of the remote resource. |
| CURLOPT_FNMATCH_DATA(3) | Custom pointer to fnmatch callback. |
| CURLOPT_FNMATCH_FUNCTION(3) | Wildcard matching function callback. |
| CURLOPT_FOLLOWLOCATION(3) | Follow HTTP 3xx redirects. |
| CURLOPT_FORBID_REUSE(3) | Make connection get closed at once after use. |
| CURLOPT_FRESH_CONNECT(3) | Force a new connection to be used. |
| CURLOPT_FTP_ACCOUNT(3) | Set account info for FTP. |
| CURLOPT_FTP_ALTERNATIVE_TO_USER(3) | Command to use instead of USER with FTP. |
| CURLOPT_FTP_CREATE_MISSING_DIRS(3) | Create missing dirs for FTP and SFTP. |
| CURLOPT_FTP_FILEMETHOD(3) | Select directory traversing method for FTP. |
| CURLOPT_FTP_RESPONSE_TIMEOUT(3) | Time allowed to wait for FTP response. |
| CURLOPT_FTP_SKIP_PASV_IP(3) | Ignore the IP address in the PASV response. |
| CURLOPT_FTP_SSL_CCC(3) | Switch off SSL again with FTP after auth. |
| CURLOPT_FTP_USE_EPRT(3) | Enable/disable use of EPRT with FTP. |
| CURLOPT_FTP_USE_EPSV(3) | Enable/disable use of EPSV. |
| CURLOPT_FTP_USE_PRET(3) | Enable the PRET command. |
| CURLOPT_FTPPORT(3) | Make FTP transfer active. |
| CURLOPT_FTPSSLAUTH(3) | Set order in which to attempt TLS vs SSL when using FTP. |
| CURLOPT_GSSAPI_DELEGATION(3) | Set allowed GSS-API delegation. |
| CURLOPT_HEADER(3) | Pass headers to the data stream. |
| CURLOPT_HEADERDATA(3) | Pointer to pass to header callback. |
| CURLOPT_HEADERFUNCTION(3) | Callback that receives header data. |
| CURLOPT_HEADEROPT(3) | Set how to send HTTP headers. |
| CURLOPT_HTTP200ALIASES(3) | Specify alternative matches for HTTP 200 OK. |
| CURLOPT_HTTP_CONTENT_DECODING(3) | Enable/disable HTTP content decoding. |
| CURLOPT_HTTP_TRANSFER_DECODING(3) | Enable/disable HTTP transfer decoding. |
| CURLOPT_HTTP_VERSION(3) | Specify HTTP protocol version to use. |
| CURLOPT_HTTPAUTH(3) | Set HTTP server authentication methods to try. |
| CURLOPT_HTTPGET(3) | Ask for a HTTP GET request. |
| CURLOPT_HTTPHEADER(3) | Set custom HTTP headers. |
| CURLOPT_HTTPPOST(3) | Specify the multipart formpost content. |
| CURLOPT_HTTPPROXYTUNNEL(3) | Tunnel through HTTP proxy. |
| CURLOPT_IGNORE_CONTENT_LENGTH(3) | Ignore content length. |
| CURLOPT_INFILESIZE(3) | Set size of the input file to send off. |
| CURLOPT_INFILESIZE_LARGE(3) | Set size of the input file to send off. |
| CURLOPT_INTERFACE(3) | Source interface for outgoing traffic. |
| CURLOPT_INTERLEAVEDATA(3) | Custom pointer passed to RTSP interleave callback. |
| CURLOPT_INTERLEAVEFUNCTION(3) | Callback function for RTSP interleaved data. |
| CURLOPT_IOCTLDATA(3) | Custom pointer passed to I/O callback. |
| CURLOPT_IOCTLFUNCTION(3) | Callback for I/O operations. |
| CURLOPT_IPRESOLVE(3) | Specify which IP protocol version to use. |
| CURLOPT_ISSUERCERT(3) | Issuer SSL certificate filename. |
| CURLOPT_KEEP_SENDING_ON_ERROR(3) | Keep sending on early HTTP response >= 300. |
| CURLOPT_KEYPASSWD(3) | Set passphrase to private key. |
| CURLOPT_KRBLEVEL(3) | Set FTP kerberos security level. |
| CURLOPT_LOCALPORT(3) | Set local port number to use for socket. |
| CURLOPT_LOCALPORTRANGE(3) | Number of additional local ports to try. |
| CURLOPT_LOGIN_OPTIONS(3) | Set login options. |
| CURLOPT_LOW_SPEED_LIMIT(3) | Set low speed limit in bytes per second. |
| CURLOPT_LOW_SPEED_TIME(3) | Set low speed limit time period. |
| CURLOPT_MAIL_AUTH(3) | SMTP authentication address. |
| CURLOPT_MAIL_FROM(3) | SMTP sender address. |
| CURLOPT_MAIL_RCPT(3) | List of SMTP mail recipients. |
| CURLOPT_MAX_RECV_SPEED_LARGE(3) | Rate limit data download speed. |
| CURLOPT_MAX_SEND_SPEED_LARGE(3) | Rate limit data upload speed. |
| CURLOPT_MAXCONNECTS(3) | Maximum connection cache size. |
| CURLOPT_MAXFILESIZE(3) | Maximum file size allowed to download. |
| CURLOPT_MAXFILESIZE_LARGE(3) | Maximum file size allowed to download. |
| CURLOPT_MAXREDIRS(3) | Maximum number of redirects allowed. |
| CURLOPT_MIMEPOST(3) | Set post/send data from mime structure. |
| CURLOPT_NETRC(3) | Request that .netrc is used. |
| CURLOPT_NETRC_FILE(3) | File name to read .netrc info from. |
| CURLOPT_NEW_DIRECTORY_PERMS(3) | Permissions for remotely created directories. |
| CURLOPT_NEW_FILE_PERMS(3) | Permissions for remotely created files. |
| CURLOPT_NOBODY(3) | Do the download request without getting the body. |
| CURLOPT_NOPROGRESS(3) | Switch off the progress meter. |
| CURLOPT_NOPROXY(3) | Disable proxy use for specific hosts. |
| CURLOPT_NOSIGNAL(3) | Skip all signal handling. |
| CURLOPT_OPENSOCKETDATA(3) | Custom pointer passed to open socket callback. |
| CURLOPT_OPENSOCKETFUNCTION(3) | Set callback for opening sockets. |
| CURLOPT_PASSWORD(3) | Password to use in authentication. |
| CURLOPT_PATH_AS_IS(3) | Do not handle dot dot sequences. |
| CURLOPT_PINNEDPUBLICKEY(3) | Set pinned public key. |
| CURLOPT_PIPEWAIT(3) | Wait for pipelining/multiplexing. |
| CURLOPT_PORT(3) | Set remote port number to work with. |
| CURLOPT_POST(3) | Request a HTTP POST. |
| CURLOPT_POSTFIELDS(3) | Specify data to POST to server. |
| CURLOPT_POSTFIELDSIZE(3) | Size of POST data pointed to. |
| CURLOPT_POSTFIELDSIZE_LARGE(3) | Size of POST data pointed to. |
| CURLOPT_POSTQUOTE(3) | (S)FTP commands to run after the transfer. |
| CURLOPT_POSTREDIR(3) | How to act on a HTTP POST redirect. |
| CURLOPT_PRE_PROXY(3) | Set pre-proxy to use. |
| CURLOPT_PREQUOTE(3) | Commands to run before an FTP transfer. |
| CURLOPT_PRIVATE(3) | Store a private pointer. |
| CURLOPT_PROGRESSDATA(3) | Custom pointer passed to the progress callback. |
| CURLOPT_PROGRESSFUNCTION(3) | Callback to progress meter function. |
| CURLOPT_PROTOCOLS(3) | Set allowed protocols. |
| CURLOPT_PROXY(3) | Set proxy to use. |
| CURLOPT_PROXY_CAINFO(3) | Path to proxy Certificate Authority (CA) bundle. |
| CURLOPT_PROXY_CAPATH(3) | Specify directory holding proxy CA certificates. |
| CURLOPT_PROXY_CRLFILE(3) | Specify a proxy Certificate Revocation List file. |
| CURLOPT_PROXY_KEYPASSWD(3) | Set passphrase to proxy private key. |
| CURLOPT_PROXY_PINNEDPUBLICKEY(3) | Set pinned public key for https proxy. |
| CURLOPT_PROXY_SERVICE_NAME(3) | Proxy authentication service name. |
| CURLOPT_PROXY_SSL_CIPHER_LIST(3) | Specify ciphers to use for proxy TLS. |
| CURLOPT_PROXY_SSL_OPTIONS(3) | Set proxy SSL behavior options. |
| CURLOPT_PROXY_SSL_VERIFYHOST(3) | Verify the proxy certificate's name against host. |
| CURLOPT_PROXY_SSL_VERIFYPEER(3) | Verify the proxy's SSL certificate. |
| CURLOPT_PROXY_SSLCERT(3) | Set SSL proxy client certificate. |
| CURLOPT_PROXY_SSLCERTTYPE(3) | Specify type of the proxy client SSL certificate. |
| CURLOPT_PROXY_SSLKEY(3) | Specify private keyfile for TLS and SSL proxy client cert. |
| CURLOPT_PROXY_SSLKEYTYPE(3) | Set type of the proxy private key file. |
| CURLOPT_PROXY_SSLVERSION(3) | Set preferred proxy TLS/SSL version. |
| CURLOPT_PROXY_TLSAUTH_PASSWORD(3) | Password to use for proxy TLS authentication. |
| CURLOPT_PROXY_TLSAUTH_TYPE(3) | Set proxy TLS authentication methods. |
| CURLOPT_PROXY_TLSAUTH_USERNAME(3) | User name to use for proxy TLS authentication. |
| CURLOPT_PROXY_TRANSFER_MODE(3) | Append FTP transfer mode to URL for proxy. |
| CURLOPT_PROXYAUTH(3) | Set HTTP proxy authentication methods to try. |
| CURLOPT_PROXYHEADER(3) | Custom HTTP headers to pass to proxy. |
| CURLOPT_PROXYPASSWORD(3) | Password to use with proxy authentication. |
| CURLOPT_PROXYPORT(3) | Port number the proxy listens on. |
| CURLOPT_PROXYTYPE(3) | Proxy protocol type. |
| CURLOPT_PROXYUSERNAME(3) | User name to use for proxy authentication. |
| CURLOPT_PROXYUSERPWD(3) | User name and password to use for proxy authentication. |
| CURLOPT_PUT(3) | Make a HTTP PUT request. |
| CURLOPT_QUOTE(3) | (S)FTP commands to run before transfer. |
| CURLOPT_RANDOM_FILE(3) | Specify a source for random data. |
| CURLOPT_RANGE(3) | Set byte range to request. |
| CURLOPT_READDATA(3) | Custom pointer passed to the read callback. |
| CURLOPT_READFUNCTION(3) | Read callback for data uploads. |
| CURLOPT_REDIR_PROTOCOLS(3) | Set protocols allowed to redirect to. |
| CURLOPT_REFERER(3) | Set the HTTP referer header. |
| CURLOPT_REQUEST_TARGET(3) | Specify an alternative target for this request. |
| CURLOPT_RESOLVE(3) | Provide custom host name to IP address resolves. |
| CURLOPT_RESUME_FROM(3) | Set a point to resume transfer from. |
| CURLOPT_RESUME_FROM_LARGE(3) | Set a point to resume transfer from. |
| CURLOPT_RTSP_CLIENT_CSEQ(3) | Set the RTSP client CSEQ number. |
| CURLOPT_RTSP_REQUEST(3) | Specify RTSP request. |
| CURLOPT_RTSP_SERVER_CSEQ(3) | Set the RTSP server CSEQ number. |
| CURLOPT_RTSP_SESSION_ID(3) | Set RTSP session ID. |
| CURLOPT_RTSP_STREAM_URI(3) | Set RTSP stream URI. |
| CURLOPT_RTSP_TRANSPORT(3) | Set RTSP Transport: header. |
| CURLOPT_SASL_IR(3) | Enable sending initial response in first packet. |
| CURLOPT_SEEKDATA(3) | Custom pointer passed to the seek callback. |
| CURLOPT_SEEKFUNCTION(3) | User callback for seeking in input stream. |
| CURLOPT_SERVICE_NAME(3) | Authentication service name. |
| CURLOPT_SHARE(3) | Specify share handle to use. |
| CURLOPT_SOCKOPTDATA(3) | Custom pointer to pass to sockopt callback. |
| CURLOPT_SOCKOPTFUNCTION(3) | Set callback for setting socket options. |
| CURLOPT_SOCKS5_AUTH(3) | Set allowed methods for SOCKS5 proxy authentication. |
| CURLOPT_SOCKS5_GSSAPI_NEC(3) | Set socks proxy gssapi negotiation protection. |
| CURLOPT_SOCKS5_GSSAPI_SERVICE(3) | SOCKS5 proxy authentication service name. |
| CURLOPT_SSH_AUTH_TYPES(3) | Set desired auth types for SFTP and SCP. |
| CURLOPT_SSH_COMPRESSION(3) | Enables automatic decompression of HTTP downloads. |
| CURLOPT_SSH_HOST_PUBLIC_KEY_MD5(3) | Checksum of SSH server public key. |
| CURLOPT_SSH_KEYDATA(3) | Pointer to pass to the SSH key callback. |
| CURLOPT_SSH_KEYFUNCTION(3) | Callback for known host matching logic. |
| CURLOPT_SSH_KNOWNHOSTS(3) | File name holding the SSH known hosts. |
| CURLOPT_SSH_PRIVATE_KEYFILE(3) | Set private key file for SSH auth. |
| CURLOPT_SSH_PUBLIC_KEYFILE(3) | Set public key file for SSH auth. |
| CURLOPT_SSL_CIPHER_LIST(3) | Specify ciphers to use for TLS. |
| CURLOPT_SSL_CTX_DATA(3) | Custom pointer passed to ssl_ctx callback. |
| CURLOPT_SSL_CTX_FUNCTION(3) | SSL context callback for OpenSSL, wolfSSL/CyaSSL or mbedTLS. |
| CURLOPT_SSL_ENABLE_ALPN(3) | Enable ALPN. |
| CURLOPT_SSL_ENABLE_NPN(3) | Enable NPN. |
| CURLOPT_SSL_FALSESTART(3) | Enable TLS false start. |
| CURLOPT_SSL_OPTIONS(3) | Set SSL behavior options. |
| CURLOPT_SSL_SESSIONID_CACHE(3) | Enable/disable use of the SSL session-ID cache. |
| CURLOPT_SSL_VERIFYHOST(3) | Verify the certificate's name against host. |
| CURLOPT_SSL_VERIFYPEER(3) | Verify the peer's SSL certificate. |
| CURLOPT_SSL_VERIFYSTATUS(3) | Verify the certificate's status. |
| CURLOPT_SSLCERT(3) | Set SSL client certificate. |
| CURLOPT_SSLCERTTYPE(3) | Specify type of the client SSL certificate. |
| CURLOPT_SSLENGINE(3) | Set SSL engine identifier. |
| CURLOPT_SSLENGINE_DEFAULT(3) | Make SSL engine default. |
| CURLOPT_SSLKEY(3) | Specify private keyfile for TLS and SSL client cert. |
| CURLOPT_SSLKEYTYPE(3) | Set type of the private key file. |
| CURLOPT_SSLVERSION(3) | Set preferred TLS/SSL version. |
| CURLOPT_STDERR(3) | Redirect stderr to another stream. |
| CURLOPT_STREAM_DEPENDS(3) | Set stream this transfer depends on. |
| CURLOPT_STREAM_DEPENDS_E(3) | Set stream this transfer depends on execlusively. |
| CURLOPT_STREAM_WEIGHT(3) | Set numerical stream weight. |
| CURLOPT_SUPPRESS_CONNECT_HEADERS(3) | Suppress proxy CONNECT response headers from user callbacks. |
| CURLOPT_TCP_FASTOPEN(3) | Enable TCP Fast Open. |
| CURLOPT_TCP_KEEPALIVE(3) | Enable TCP keep-alive probing. |
| CURLOPT_TCP_KEEPIDLE(3) | Set TCP keep-alive idle time wait. |
| CURLOPT_TCP_KEEPINTVL(3) | Set TCP keep-alive interval. |
| CURLOPT_TCP_NODELAY(3) | Set the TCP_NODELAY option. |
| CURLOPT_TELNETOPTIONS(3) | Custom telnet options. |
| CURLOPT_TFTP_BLKSIZE(3) | TFTP block size. |
| CURLOPT_TFTP_NO_OPTIONS(3) | Do not send TFTP options requests. |
| CURLOPT_TIMECONDITION(3) | Select condition for a time request. |
| CURLOPT_TIMEOUT(3) | Set maximum time the request is allowed to take. |
| CURLOPT_TIMEOUT_MS(3) | Set maximum time the request is allowed to take. |
| CURLOPT_TIMEVALUE(3) | Set time value for conditional. |
| CURLOPT_TLSAUTH_PASSWORD(3) | Password to use for TLS authentication. |
| CURLOPT_TLSAUTH_TYPE(3) | Set TLS authentication methods. |
| CURLOPT_TLSAUTH_USERNAME(3) | User name to use for TLS authentication. |
| CURLOPT_TRANSFER_ENCODING(3) | Ask for HTTP Transfer Encoding. |
| CURLOPT_TRANSFERTEXT(3) | Request a text based transfer for FTP. |
| CURLOPT_UNIX_SOCKET_PATH(3) | Set Unix domain socket. |
| CURLOPT_UNRESTRICTED_AUTH(3) | Send credentials to other hosts too. |
| CURLOPT_UPLOAD(3) | Enable data upload. |
| CURLOPT_URL(3) | Provide the URL to use in the request. |
| CURLOPT_USE_SSL(3) | Request using SSL / TLS for the transfer. |
| CURLOPT_USERAGENT(3) | Set HTTP user-agent header. |
| CURLOPT_USERNAME(3) | User name to use in authentication. |
| CURLOPT_USERPWD(3) | User name and password to use in authentication. |
| CURLOPT_VERBOSE(3) | Set verbose mode on/off. |
| CURLOPT_WILDCARDMATCH(3) | Enable directory wildcard transfers. |
| CURLOPT_WRITEDATA(3) | Custom pointer passed to the write callback. |
| CURLOPT_WRITEFUNCTION(3) | Set callback for writing received data. |
| CURLOPT_XFERINFODATA(3) | Custom pointer passed to the progress callback. |
| CURLOPT_XFERINFOFUNCTION(3) | Callback to progress meter function. |
| CURLOPT_XOAUTH2_BEARER(3) | Specify OAuth 2.0 access token. |