3 Library functions

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• CUnit A unit testing framework for C
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• cups-config get cups api, compiler, directory, and link information.
• curia the extended API of QDBM
• curl_easy_cleanup free an easy handle
• curl_easy_duphandle clone an easy handle
• curl_easy_escape URL encode a string
• curl_easy_getinfo extract information from a curl handle
• curl_easy_header get an HTTP header
• curl_easy_init create an easy handle
• curl_easy_nextheader get the next HTTP header
• curl_easy_option_by_id find an easy setopt option by id
• curl_easy_option_by_name find an easy setopt option by name
• curl_easy_option_next iterate over easy setopt options
• curl_easy_pause pause and unpause a connection
• curl_easy_perform perform a blocking network transfer
• curl_easy_recv receives raw data on an "easy" connection
• curl_easy_reset reset all options of a libcurl session handle
• curl_easy_send sends raw data over an "easy" connection
• curl_easy_setopt set options for a curl easy handle
• curl_easy_ssls_export export SSL sessions
• curl_easy_ssls_import import SSL sessions
• curl_easy_strerror return string describing error code
• curl_easy_unescape URL decode a string
• curl_easy_upkeep keep existing connections alive
• curl_escape URL encode a string
• curl_formadd add a section to a multipart form POST
• curl_formfree free a previously build multipart form post chain
• curl_formget serialize a multipart form POST chain
• curl_formparse add a section to a multipart/formdata HTTP POST: deprecated (use curl_formadd instead)
• curl_free reclaim memory that has been obtained through a libcurl call
• curl_getdate convert date string to number of seconds
• curl_getenv return value for environment name
• curl_global_cleanup global libcurl cleanup
• curl_global_init global libcurl initialization
• curl_global_init_mem global libcurl initialization with memory callbacks
• curl_global_sslset select SSL backend to use
• curl_global_trace log configuration
• curl_maprintf formatted output conversion
• curl_mfprintf formatted output conversion
• curl_mime_addpart append a new empty part to a mime structure
• curl_mime_data set a mime part's body data from memory
• curl_mime_data_cb set a callback-based data source for a mime part's body
• curl_mime_encoder set a mime part's encoder and content transfer encoding
• curl_mime_filedata set a mime part's body data from a file contents
• curl_mime_filename set a mime part's remote filename
• curl_mime_free free a previously built mime structure
• curl_mime_headers set a mime part's custom headers
• curl_mime_init create a mime handle
• curl_mime_name set a mime part's name
• curl_mime_subparts set sub-parts of a multipart mime part
• curl_mime_type set a mime part's content type
• curl_mprintf formatted output conversion
• curl_msnprintf formatted output conversion
• curl_msprintf formatted output conversion
• curl_multi_add_handle add an easy handle to a multi session
• curl_multi_assign set data to associate with an internal socket
• curl_multi_cleanup close down a multi session
• curl_multi_fdset extract file descriptor information from a multi handle
• curl_multi_get_handles return all added easy handles
• curl_multi_get_offt extract information from a multi handle
• curl_multi_info_read read multi stack information
• curl_multi_init create a multi handle
• curl_multi_notify_disable disable a notification type
• curl_multi_notify_enable enable a notification type
• curl_multi_perform run all transfers until it would block
• curl_multi_poll poll on all easy handles in a multi handle
• curl_multi_remove_handle remove an easy handle from a multi session
• curl_multi_setopt set options for a curl multi handle
• curl_multi_socket read/write available data
• curl_multi_socket_action read/write available data given an action
• curl_multi_socket_all reads/writes available data for all easy handles
• curl_multi_strerror return string describing error code
• curl_multi_timeout how long to wait for action before proceeding
• curl_multi_wait poll on all easy handles in a multi handle
• curl_multi_waitfds extract file descriptor information from a multi handle
• curl_multi_wakeup wake up a sleeping curl_multi_poll call
• curl_mvaprintf formatted output conversion
• curl_mvfprintf formatted output conversion
• curl_mvprintf formatted output conversion
• curl_mvsnprintf formatted output conversion
• curl_mvsprintf formatted output conversion
• curl_pushheader_byname get a push header by name
• curl_pushheader_bynum get a push header by index
• curl_share_cleanup close a shared object
• curl_share_init create a share object
• curl_share_setopt set options for a shared object
• curl_share_strerror return string describing error code
• curl_slist_append add a string to an slist
• curl_slist_free_all free an entire curl_slist list
• curl_strequal compare two strings ignoring case
• curl_strnequal compare two strings ignoring case
• curl_unescape URL decode a string
• curl_url create a URL handle
• curl_url_cleanup free the URL handle
• curl_url_dup duplicate a URL handle
• curl_url_get extract a part from a URL
• curl_url_set set a URL part
• curl_url_strerror return string describing error code
• curl_version returns the libcurl version string
• curl_version_info returns runtime libcurl version info
• curl_ws_meta meta data WebSocket information
• curl_ws_recv receive WebSocket data
• curl_ws_send send WebSocket data
• curl_ws_start_frame start a new WebSocket frame
• CURLINFO_ACTIVESOCKET active socket
• CURLINFO_APPCONNECT_TIME time until the SSL/SSH handshake is completed
• CURLINFO_APPCONNECT_TIME_T time until the SSL/SSH handshake completed
• CURLINFO_CAINFO default built-in CA certificate path
• CURLINFO_CAPATH default built-in CA path string
• CURLINFO_CERTINFO TLS certificate chain
• CURLINFO_CONDITION_UNMET unmet time conditional or 304 HTTP response
• CURLINFO_CONN_ID ID of the last connection
• CURLINFO_CONNECT_TIME time to connect
• CURLINFO_CONNECT_TIME_T time to connect
• CURLINFO_CONTENT_LENGTH_DOWNLOAD content-length of download
• CURLINFO_CONTENT_LENGTH_DOWNLOAD_T content-length of download
• CURLINFO_CONTENT_LENGTH_UPLOAD specified size of the upload
• CURLINFO_CONTENT_LENGTH_UPLOAD_T specified size of the upload
• CURLINFO_CONTENT_TYPE Content-Type of response
• CURLINFO_COOKIELIST all known cookies
• CURLINFO_EARLYDATA_SENT_T number of bytes sent as TLS early data
• CURLINFO_EFFECTIVE_METHOD last used HTTP request method
• CURLINFO_EFFECTIVE_URL last used URL
• CURLINFO_FILETIME remote time of the retrieved document
• CURLINFO_FILETIME_T remote time of the retrieved resource
• CURLINFO_FTP_ENTRY_PATH entry path in FTP server
• CURLINFO_HEADER_SIZE size of response headers
• CURLINFO_HTTP_CONNECTCODE CONNECT response code
• CURLINFO_HTTP_VERSION HTTP version used in the transfer
• CURLINFO_HTTPAUTH_AVAIL available HTTP authentication methods
• CURLINFO_HTTPAUTH_USED used HTTP authentication method
• CURLINFO_LASTSOCKET last socket used
• CURLINFO_LOCAL_IP local IP address of last connection
• CURLINFO_LOCAL_PORT latest local port number
• CURLINFO_NAMELOOKUP_TIME name lookup time
• CURLINFO_NAMELOOKUP_TIME_T name lookup time in microseconds
• CURLINFO_NUM_CONNECTS number of created connections
• CURLINFO_OS_ERRNO errno number from last connect failure
• CURLINFO_POSTTRANSFER_TIME_T time to last byte sent
• CURLINFO_PRETRANSFER_TIME time to transfer start
• CURLINFO_PRETRANSFER_TIME_T time to transfer start
• CURLINFO_PRIMARY_IP IP address of last connection
• CURLINFO_PRIMARY_PORT last destination port number
• CURLINFO_PRIVATE private pointer
• CURLINFO_PROTOCOL URL scheme used in transfer
• CURLINFO_PROXY_ERROR detailed (SOCKS) proxy error
• CURLINFO_PROXY_SSL_VERIFYRESULT result of proxy certificate verification
• CURLINFO_PROXYAUTH_AVAIL HTTP proxy authentication methods
• CURLINFO_PROXYAUTH_USED HTTP proxy authentication method
• CURLINFO_QUEUE_TIME_T time this transfer was queued
• CURLINFO_REDIRECT_COUNT number of redirects
• CURLINFO_REDIRECT_TIME time for all redirection steps
• CURLINFO_REDIRECT_TIME_T time for all redirection steps
• CURLINFO_REDIRECT_URL URL a redirect would go to
• CURLINFO_REFERER used HTTP referrer request header
• CURLINFO_REQUEST_SIZE size of sent request
• CURLINFO_RESPONSE_CODE last response code
• CURLINFO_RETRY_AFTER returns the Retry-After retry delay
• CURLINFO_RTSP_CLIENT_CSEQ next RTSP client CSeq
• CURLINFO_RTSP_CSEQ_RECV last received RTSP CSeq
• CURLINFO_RTSP_SERVER_CSEQ next RTSP server CSeq
• CURLINFO_RTSP_SESSION_ID RTSP session ID
• CURLINFO_SCHEME URL scheme used in transfer
• CURLINFO_SIZE_DELIVERED number of delivered bytes
• CURLINFO_SIZE_DOWNLOAD number of downloaded bytes
• CURLINFO_SIZE_DOWNLOAD_T number of downloaded bytes
• CURLINFO_SIZE_UPLOAD number of uploaded bytes
• CURLINFO_SIZE_UPLOAD_T number of uploaded bytes
• CURLINFO_SPEED_DOWNLOAD download speed
• CURLINFO_SPEED_DOWNLOAD_T download speed
• CURLINFO_SPEED_UPLOAD upload speed
• CURLINFO_SPEED_UPLOAD_T upload speed
• CURLINFO_SSL_ENGINES an slist of OpenSSL crypto-engines
• CURLINFO_SSL_VERIFYRESULT result of the certificate verification
• CURLINFO_STARTTRANSFER_TIME time to first byte received
• CURLINFO_STARTTRANSFER_TIME_T time to first byte received
• CURLINFO_TLS_SESSION TLS session info
• CURLINFO_TLS_SSL_PTR TLS session info
• CURLINFO_TOTAL_TIME total time of previous transfer
• CURLINFO_TOTAL_TIME_T total time of previous transfer
• CURLINFO_USED_PROXY whether the transfer used a proxy
• CURLINFO_XFER_ID ID of the transfer
• CURLMINFO_XFERS_ADDED Cumulative number of all easy handles added
• CURLMINFO_XFERS_CURRENT Number of easy handles currently added
• CURLMINFO_XFERS_DONE Number of finished unprocessed easy handles
• CURLMINFO_XFERS_PENDING Number of easy handles waiting to start
• CURLMINFO_XFERS_RUNNING Number of easy handles currently running
• CURLMOPT_CHUNK_LENGTH_PENALTY_SIZE chunk length threshold for pipelining
• CURLMOPT_CONTENT_LENGTH_PENALTY_SIZE size threshold for pipelining penalty
• CURLMOPT_MAX_CONCURRENT_STREAMS max concurrent streams for http2
• CURLMOPT_MAX_HOST_CONNECTIONS max number of connections to a single host
• CURLMOPT_MAX_PIPELINE_LENGTH maximum number of requests in a pipeline
• CURLMOPT_MAX_TOTAL_CONNECTIONS max simultaneously open connections
• CURLMOPT_MAXCONNECTS size of connection cache
• CURLMOPT_NETWORK_CHANGED signal network changed
• CURLMOPT_NOTIFYDATA custom pointer passed to the notification callback
• CURLMOPT_NOTIFYFUNCTION callback receiving notifications
• CURLMOPT_PIPELINING enable HTTP multiplexing
• CURLMOPT_PIPELINING_SERVER_BL pipelining server block list
• CURLMOPT_PIPELINING_SITE_BL pipelining host block list
• CURLMOPT_PUSHDATA pointer to pass to push callback
• CURLMOPT_PUSHFUNCTION callback that approves or denies server pushes
• CURLMOPT_QUICK_EXIT allow libcurl to exit quickly
• CURLMOPT_RESOLVE_THREADS_MAX max threads for threaded DNS resolver
• CURLMOPT_SOCKETDATA custom pointer passed to the socket callback
• CURLMOPT_SOCKETFUNCTION callback informed about what to wait for
• CURLMOPT_TIMERDATA custom pointer to pass to timer callback
• CURLMOPT_TIMERFUNCTION callback to receive timeout values
• CURLOPT_ABSTRACT_UNIX_SOCKET abstract Unix domain socket
• CURLOPT_ACCEPT_ENCODING automatic decompression of HTTP downloads
• CURLOPT_ACCEPTTIMEOUT_MS timeout waiting for FTP server to connect back
• CURLOPT_ADDRESS_SCOPE scope id for IPv6 addresses
• CURLOPT_ALTSVC alt-svc cache filename
• CURLOPT_ALTSVC_CTRL control alt-svc behavior
• CURLOPT_APPEND append to the remote file
• CURLOPT_AUTOREFERER automatically update the referer header
• CURLOPT_AWS_SIGV4 V4 signature
• CURLOPT_BUFFERSIZE receive buffer size
• CURLOPT_CA_CACHE_TIMEOUT life-time for cached certificate stores
• CURLOPT_CAINFO path to Certificate Authority (CA) bundle
• CURLOPT_CAINFO_BLOB Certificate Authority (CA) bundle in PEM format
• CURLOPT_CAPATH directory holding CA certificates
• CURLOPT_CERTINFO request SSL certificate information
• CURLOPT_CHUNK_BGN_FUNCTION callback before a transfer with FTP wildcard match
• CURLOPT_CHUNK_DATA pointer passed to the FTP chunk callbacks
• CURLOPT_CHUNK_END_FUNCTION callback after a transfer with FTP wildcard match
• CURLOPT_CLOSESOCKETDATA pointer passed to the socket close callback
• CURLOPT_CLOSESOCKETFUNCTION callback to socket close replacement
• CURLOPT_CONNECT_ONLY stop when connected to target server
• CURLOPT_CONNECT_TO connect to another host and port instead
• CURLOPT_CONNECTTIMEOUT timeout for the connect phase
• CURLOPT_CONNECTTIMEOUT_MS timeout for the connect phase
• CURLOPT_CONV_FROM_NETWORK_FUNCTION convert data from network to host encoding
• CURLOPT_CONV_FROM_UTF8_FUNCTION convert data from UTF8 to host encoding
• CURLOPT_CONV_TO_NETWORK_FUNCTION convert data to network from host encoding
• CURLOPT_COOKIE HTTP Cookie header
• CURLOPT_COOKIEFILE filename to read cookies from
• CURLOPT_COOKIEJAR filename to store cookies to
• CURLOPT_COOKIELIST add to or manipulate cookies held in memory
• CURLOPT_COOKIESESSION start a new cookie session
• CURLOPT_COPYPOSTFIELDS have libcurl copy data to POST
• CURLOPT_CRLF CRLF conversion
• CURLOPT_CRLFILE Certificate Revocation List file
• CURLOPT_CURLU URL in URL handle format
• CURLOPT_CUSTOMREQUEST custom request method
• CURLOPT_DEBUGDATA pointer passed to the debug callback
• CURLOPT_DEBUGFUNCTION debug callback
• CURLOPT_DEFAULT_PROTOCOL default protocol to use if the URL is missing a scheme name
• CURLOPT_DIRLISTONLY ask for names only in a directory listing
• CURLOPT_DISALLOW_USERNAME_IN_URL disallow specifying username in the URL
• CURLOPT_DNS_CACHE_TIMEOUT life-time for DNS cache entries
• CURLOPT_DNS_INTERFACE interface to speak DNS over
• CURLOPT_DNS_LOCAL_IP4 IPv4 address to bind DNS resolves to
• CURLOPT_DNS_LOCAL_IP6 IPv6 address to bind DNS resolves to
• CURLOPT_DNS_SERVERS DNS servers to use
• CURLOPT_DNS_SHUFFLE_ADDRESSES shuffle IP addresses for hostname
• CURLOPT_DNS_USE_GLOBAL_CACHE global DNS cache
• CURLOPT_DOH_SSL_VERIFYHOST verify the hostname in the DoH SSL certificate
• CURLOPT_DOH_SSL_VERIFYPEER verify the DoH SSL certificate
• CURLOPT_DOH_SSL_VERIFYSTATUS verify the DoH SSL certificate's status
• CURLOPT_DOH_URL provide the DNS-over-HTTPS URL
• CURLOPT_ECH configuration for Encrypted Client Hello
• CURLOPT_EGDSOCKET EGD socket path
• CURLOPT_ERRORBUFFER error buffer for error messages
• CURLOPT_EXPECT_100_TIMEOUT_MS timeout for Expect: 100-continue response
• CURLOPT_FAILONERROR request failure on HTTP response >= 400
• CURLOPT_FILETIME get the modification time of the remote resource
• CURLOPT_FNMATCH_DATA pointer passed to the fnmatch callback
• CURLOPT_FNMATCH_FUNCTION wildcard match callback
• CURLOPT_FOLLOWLOCATION follow HTTP 3xx redirects
• CURLOPT_FORBID_REUSE make connection get closed at once after use
• CURLOPT_FRESH_CONNECT force a new connection to be used
• CURLOPT_FTP_ACCOUNT account info for FTP
• CURLOPT_FTP_ALTERNATIVE_TO_USER command to use instead of USER with FTP
• CURLOPT_FTP_CREATE_MISSING_DIRS create missing directories for FTP and SFTP
• CURLOPT_FTP_FILEMETHOD select directory traversing method for FTP
• CURLOPT_FTP_RESPONSE_TIMEOUT time allowed to wait for FTP response
• CURLOPT_FTP_SKIP_PASV_IP ignore the IP address in the PASV response
• CURLOPT_FTP_SSL_CCC switch off SSL again with FTP after auth
• CURLOPT_FTP_USE_EPRT use EPRT for FTP
• CURLOPT_FTP_USE_EPSV use EPSV for FTP
• CURLOPT_FTP_USE_PRET use PRET for FTP
• CURLOPT_FTPPORT make FTP transfer active
• CURLOPT_FTPSSLAUTH order in which to attempt TLS vs SSL
• CURLOPT_GSSAPI_DELEGATION allowed GSS-API delegation
• CURLOPT_HAPPY_EYEBALLS_TIMEOUT_MS timing of connect attempts
• CURLOPT_HAPROXY_CLIENT_IP set HAProxy PROXY protocol client IP
• CURLOPT_HAPROXYPROTOCOL send HAProxy PROXY protocol v1 header
• CURLOPT_HEADER pass headers to the data stream
• CURLOPT_HEADERDATA pointer to pass to header callback
• CURLOPT_HEADERFUNCTION callback that receives header data
• CURLOPT_HEADEROPT send HTTP headers to both proxy and host or separately
• CURLOPT_HSTS HSTS cache filename
• CURLOPT_HSTS_CTRL control HSTS behavior
• CURLOPT_HSTSREADDATA pointer passed to the HSTS read callback
• CURLOPT_HSTSREADFUNCTION read callback for HSTS hosts
• CURLOPT_HSTSWRITEDATA pointer passed to the HSTS write callback
• CURLOPT_HSTSWRITEFUNCTION write callback for HSTS hosts
• CURLOPT_HTTP09_ALLOWED allow HTTP/0.9 response
• CURLOPT_HTTP200ALIASES alternative matches for HTTP 200 OK
• CURLOPT_HTTP_CONTENT_DECODING HTTP content decoding control
• CURLOPT_HTTP_TRANSFER_DECODING HTTP transfer decoding control
• CURLOPT_HTTP_VERSION HTTP protocol version to use
• CURLOPT_HTTPAUTH HTTP server authentication methods to try
• CURLOPT_HTTPGET ask for an HTTP GET request
• CURLOPT_HTTPHEADER set of HTTP headers
• CURLOPT_HTTPPOST multipart formpost content
• CURLOPT_HTTPPROXYTUNNEL tunnel through HTTP proxy
• CURLOPT_HTTPSIG_ALGORITHM RFC 9421 HTTP Message Signatures algorithm
• CURLOPT_HTTPSIG_HEADERS components to sign for HTTP Message Signatures
• CURLOPT_HTTPSIG_KEY hex-encoded key for HTTP Message Signatures
• CURLOPT_HTTPSIG_KEYID key identifier for HTTP Message Signatures
• CURLOPT_IGNORE_CONTENT_LENGTH ignore content length
• CURLOPT_INFILESIZE size of the input file to send off
• CURLOPT_INFILESIZE_LARGE size of the input file to send off
• CURLOPT_INTERFACE source interface for outgoing traffic
• CURLOPT_INTERLEAVEDATA pointer passed to RTSP interleave callback
• CURLOPT_INTERLEAVEFUNCTION callback for RTSP interleaved data
• CURLOPT_IOCTLDATA pointer passed to I/O callback
• CURLOPT_IOCTLFUNCTION callback for I/O operations
• CURLOPT_IPRESOLVE IP protocol version to use
• CURLOPT_ISSUERCERT issuer SSL certificate filename
• CURLOPT_ISSUERCERT_BLOB issuer SSL certificate from memory blob
• CURLOPT_KEEP_SENDING_ON_ERROR keep sending on early HTTP response >= 300
• CURLOPT_KEYPASSWD passphrase to private key
• CURLOPT_KRBLEVEL FTP kerberos security level
• CURLOPT_LOCALPORT local port number to use for socket
• CURLOPT_LOCALPORTRANGE number of additional local ports to try
• CURLOPT_LOGIN_OPTIONS login options
• CURLOPT_LOW_SPEED_LIMIT low speed limit in bytes per second
• CURLOPT_LOW_SPEED_TIME low speed limit time period
• CURLOPT_MAIL_AUTH SMTP authentication address
• CURLOPT_MAIL_FROM SMTP sender address
• CURLOPT_MAIL_RCPT list of SMTP mail recipients
• CURLOPT_MAIL_RCPT_ALLLOWFAILS allow RCPT TO command to fail for some recipients
• CURLOPT_MAIL_RCPT_ALLOWFAILS allow RCPT TO command to fail for some recipients
• CURLOPT_MAX_RECV_SPEED_LARGE rate limit data download speed
• CURLOPT_MAX_SEND_SPEED_LARGE rate limit data upload speed
• CURLOPT_MAXAGE_CONN max idle time allowed for reusing a connection
• CURLOPT_MAXCONNECTS maximum connection cache size
• CURLOPT_MAXFILESIZE maximum file size allowed to download
• CURLOPT_MAXFILESIZE_LARGE maximum file size allowed to download
• CURLOPT_MAXLIFETIME_CONN max lifetime (since creation) allowed for reusing a connection
• CURLOPT_MAXREDIRS maximum number of redirects allowed
• CURLOPT_MIME_OPTIONS set MIME option flags
• CURLOPT_MIMEPOST send data from mime structure
• CURLOPT_NETRC enable use of .netrc
• CURLOPT_NETRC_FILE filename to read .netrc info from
• CURLOPT_NEW_DIRECTORY_PERMS permissions for remotely created directories
• CURLOPT_NEW_FILE_PERMS permissions for remotely created files
• CURLOPT_NOBODY do the download request without getting the body
• CURLOPT_NOPROGRESS switch off the progress meter
• CURLOPT_NOPROXY disable proxy use for specific hosts
• CURLOPT_NOSIGNAL skip all signal handling
• CURLOPT_OPENSOCKETDATA pointer passed to open socket callback
• CURLOPT_OPENSOCKETFUNCTION callback for opening socket
• CURLOPT_PASSWORD password to use in authentication
• CURLOPT_PATH_AS_IS do not handle dot-dot sequences
• CURLOPT_PINNEDPUBLICKEY pinned public key
• CURLOPT_PIPEWAIT wait for multiplexing
• CURLOPT_PORT remote port number to connect to
• CURLOPT_POST make an HTTP POST
• CURLOPT_POSTFIELDS data to POST to server
• CURLOPT_POSTFIELDSIZE size of POST data pointed to
• CURLOPT_POSTFIELDSIZE_LARGE size of POST data pointed to
• CURLOPT_POSTQUOTE (S)FTP commands to run after the transfer
• CURLOPT_POSTREDIR how to act on an HTTP POST redirect
• CURLOPT_PRE_PROXY pre-proxy host to use
• CURLOPT_PREQUOTE commands to run before an FTP transfer
• CURLOPT_PREREQDATA pointer passed to the pre-request callback
• CURLOPT_PREREQFUNCTION user callback called when a connection has been established, but before a request has been made.
• CURLOPT_PRIVATE store a private pointer
• CURLOPT_PROGRESSDATA pointer passed to the progress callback
• CURLOPT_PROGRESSFUNCTION progress meter callback
• CURLOPT_PROTOCOLS allowed protocols
• CURLOPT_PROTOCOLS_STR allowed protocols
• CURLOPT_PROXY proxy to use
• CURLOPT_PROXY_CAINFO path to proxy Certificate Authority (CA) bundle
• CURLOPT_PROXY_CAINFO_BLOB proxy Certificate Authority (CA) bundle in PEM format
• CURLOPT_PROXY_CAPATH directory holding HTTPS proxy CA certificates
• CURLOPT_PROXY_CRLFILE HTTPS proxy Certificate Revocation List file
• CURLOPT_PROXY_ISSUERCERT proxy issuer SSL certificate filename
• CURLOPT_PROXY_ISSUERCERT_BLOB proxy issuer SSL certificate from memory blob
• CURLOPT_PROXY_KEYPASSWD passphrase for the proxy private key
• CURLOPT_PROXY_PINNEDPUBLICKEY pinned public key for https proxy
• CURLOPT_PROXY_SERVICE_NAME proxy authentication service name
• CURLOPT_PROXY_SSL_CIPHER_LIST ciphers to use for HTTPS proxy
• CURLOPT_PROXY_SSL_OPTIONS HTTPS proxy SSL behavior options
• CURLOPT_PROXY_SSL_VERIFYHOST verify the proxy certificate's name against host
• CURLOPT_PROXY_SSL_VERIFYPEER verify the proxy's SSL certificate
• CURLOPT_PROXY_SSLCERT HTTPS proxy client certificate
• CURLOPT_PROXY_SSLCERT_BLOB SSL proxy client certificate from memory blob
• CURLOPT_PROXY_SSLCERTTYPE type of the proxy client SSL certificate
• CURLOPT_PROXY_SSLKEY private key file for HTTPS proxy client cert
• CURLOPT_PROXY_SSLKEY_BLOB private key for proxy cert from memory blob
• CURLOPT_PROXY_SSLKEYTYPE type of the proxy private key file
• CURLOPT_PROXY_SSLVERSION preferred HTTPS proxy TLS version
• CURLOPT_PROXY_TLS13_CIPHERS ciphers suites for proxy TLS 1.3
• CURLOPT_PROXY_TLSAUTH_PASSWORD password to use for proxy TLS authentication
• CURLOPT_PROXY_TLSAUTH_TYPE HTTPS proxy TLS authentication methods
• CURLOPT_PROXY_TLSAUTH_USERNAME username to use for proxy TLS authentication
• CURLOPT_PROXY_TRANSFER_MODE append FTP transfer mode to URL for proxy
• CURLOPT_PROXYAUTH HTTP proxy authentication methods
• CURLOPT_PROXYHEADER set of HTTP headers to pass to proxy
• CURLOPT_PROXYPASSWORD password to use with proxy authentication
• CURLOPT_PROXYPORT port number the proxy listens on
• CURLOPT_PROXYTYPE proxy protocol type
• CURLOPT_PROXYUSERNAME username to use for proxy authentication
• CURLOPT_PROXYUSERPWD username and password to use for proxy authentication
• CURLOPT_PUT make an HTTP PUT request
• CURLOPT_QUICK_EXIT allow libcurl to exit quickly
• CURLOPT_QUOTE (S)FTP commands to run before transfer
• CURLOPT_RANDOM_FILE file to read random data from
• CURLOPT_RANGE byte range to request