3 Library functions

79,992 pages in section 3.

cu

CURLOPT_READDATA pointer passed to the read callback
CURLOPT_READFUNCTION read callback for data uploads
CURLOPT_REDIR_PROTOCOLS protocols allowed to redirect to
CURLOPT_REDIR_PROTOCOLS_STR protocols allowed to redirect to
CURLOPT_REFERER the HTTP referer header
CURLOPT_REQUEST_TARGET alternative target for this request
CURLOPT_RESOLVE provide custom hostname to IP address resolves
CURLOPT_RESOLVER_START_DATA pointer passed to the resolver start callback
CURLOPT_RESOLVER_START_FUNCTION callback called before a new name resolve is started
CURLOPT_RESUME_FROM offset to resume transfer from
CURLOPT_RESUME_FROM_LARGE offset to resume transfer from
CURLOPT_RTSP_CLIENT_CSEQ RTSP client CSEQ number
CURLOPT_RTSP_REQUEST RTSP request
CURLOPT_RTSP_SERVER_CSEQ RTSP server CSEQ number
CURLOPT_RTSP_SESSION_ID RTSP session ID
CURLOPT_RTSP_STREAM_URI RTSP stream URI
CURLOPT_RTSP_TRANSPORT RTSP Transport: header
CURLOPT_SASL_AUTHZID authorization identity (identity to act as)
CURLOPT_SASL_IR send initial response in first packet
CURLOPT_SEEKDATA pointer passed to the seek callback
CURLOPT_SEEKFUNCTION user callback for seeking in input stream
CURLOPT_SERVER_RESPONSE_TIMEOUT time allowed to wait for server response
CURLOPT_SERVER_RESPONSE_TIMEOUT_MS time allowed to wait for server response
CURLOPT_SERVICE_NAME authentication service name
CURLOPT_SHARE share handle to use
CURLOPT_SOCKOPTDATA pointer to pass to sockopt callback
CURLOPT_SOCKOPTFUNCTION callback for setting socket options
CURLOPT_SOCKS5_AUTH methods for SOCKS5 proxy authentication
CURLOPT_SOCKS5_GSSAPI_NEC SOCKS proxy GSSAPI negotiation protection
CURLOPT_SOCKS5_GSSAPI_SERVICE SOCKS5 proxy authentication service name
CURLOPT_SSH_AUTH_TYPES auth types for SFTP and SCP
CURLOPT_SSH_COMPRESSION enable SSH compression
CURLOPT_SSH_HOST_PUBLIC_KEY_MD5 MD5 checksum of SSH server public key
CURLOPT_SSH_HOST_PUBLIC_KEY_SHA256 SHA256 hash of SSH server public key
CURLOPT_SSH_HOSTKEYDATA pointer to pass to the SSH host key callback
CURLOPT_SSH_HOSTKEYFUNCTION callback to check host key
CURLOPT_SSH_KEYDATA pointer passed to the SSH key callback
CURLOPT_SSH_KEYFUNCTION callback for known host matching logic
CURLOPT_SSH_KNOWNHOSTS filename holding the SSH known hosts
CURLOPT_SSH_PRIVATE_KEYFILE private key file for SSH auth
CURLOPT_SSH_PUBLIC_KEYFILE public key file for SSH auth
CURLOPT_SSL_CIPHER_LIST ciphers to use for TLS
CURLOPT_SSL_CTX_DATA pointer passed to SSL context callback
CURLOPT_SSL_CTX_FUNCTION SSL context callback
CURLOPT_SSL_EC_CURVES key exchange curves
CURLOPT_SSL_ENABLE_ALPN Application Layer Protocol Negotiation
CURLOPT_SSL_ENABLE_NPN use NPN
CURLOPT_SSL_FALSESTART TLS false start
CURLOPT_SSL_OPTIONS SSL behavior options
CURLOPT_SSL_SESSIONID_CACHE use the SSL session-ID cache
CURLOPT_SSL_SIGNATURE_ALGORITHMS signature algorithms to use for TLS
CURLOPT_SSL_VERIFYHOST verify the certificate's name against host
CURLOPT_SSL_VERIFYPEER verify the peer's SSL certificate
CURLOPT_SSL_VERIFYSTATUS verify the certificate's status
CURLOPT_SSLCERT SSL client certificate
CURLOPT_SSLCERT_BLOB SSL client certificate from memory blob
CURLOPT_SSLCERTTYPE type of client SSL certificate
CURLOPT_SSLENGINE Set SSL engine or provider
CURLOPT_SSLENGINE_DEFAULT make SSL engine default
CURLOPT_SSLKEY private key file for TLS and SSL client cert
CURLOPT_SSLKEY_BLOB private key for client cert from memory blob
CURLOPT_SSLKEYTYPE type of the private key file
CURLOPT_SSLVERSION preferred TLS/SSL version
CURLOPT_STDERR redirect stderr to another stream
CURLOPT_STREAM_DEPENDS stream this transfer depends on
CURLOPT_STREAM_DEPENDS_E stream this transfer depends on exclusively
CURLOPT_STREAM_WEIGHT numerical stream weight
CURLOPT_SUPPRESS_CONNECT_HEADERS suppress proxy CONNECT response headers
CURLOPT_TCP_FASTOPEN TCP Fast Open
CURLOPT_TCP_KEEPALIVE TCP keep-alive probing
CURLOPT_TCP_KEEPCNT Maximum number of TCP keep-alive probes
CURLOPT_TCP_KEEPIDLE TCP keep-alive idle time wait
CURLOPT_TCP_KEEPINTVL TCP keep-alive interval
CURLOPT_TCP_NODELAY the TCP_NODELAY option
CURLOPT_TELNETOPTIONS set of telnet options
CURLOPT_TFTP_BLKSIZE TFTP block size
CURLOPT_TFTP_NO_OPTIONS send no TFTP options requests
CURLOPT_TIMECONDITION select condition for a time request
CURLOPT_TIMEOUT maximum time the transfer is allowed to complete
CURLOPT_TIMEOUT_MS maximum time the transfer is allowed to complete
CURLOPT_TIMEVALUE time value for conditional
CURLOPT_TIMEVALUE_LARGE time value for conditional
CURLOPT_TLS13_CIPHERS ciphers suites to use for TLS 1.3
CURLOPT_TLSAUTH_PASSWORD password to use for TLS authentication
CURLOPT_TLSAUTH_TYPE TLS authentication methods
CURLOPT_TLSAUTH_USERNAME username to use for TLS authentication
CURLOPT_TRAILERDATA pointer passed to trailing headers callback
CURLOPT_TRAILERFUNCTION callback for sending trailing headers
CURLOPT_TRANSFER_ENCODING ask for HTTP Transfer Encoding
CURLOPT_TRANSFERTEXT request a text based transfer for FTP
CURLOPT_UNIX_SOCKET_PATH Unix domain socket
CURLOPT_UNRESTRICTED_AUTH send credentials to other hosts too
CURLOPT_UPKEEP_INTERVAL_MS connection upkeep interval
CURLOPT_UPLOAD data upload
CURLOPT_UPLOAD_BUFFERSIZE upload buffer size
CURLOPT_UPLOAD_FLAGS upload flags for IMAP
CURLOPT_URL URL for this transfer
CURLOPT_USE_SSL request using SSL / TLS for the transfer
CURLOPT_USERAGENT HTTP user-agent header
CURLOPT_USERNAME username to use in authentication
CURLOPT_USERPWD username and password to use in authentication
CURLOPT_VERBOSE verbose mode
CURLOPT_WILDCARDMATCH directory wildcard transfers
CURLOPT_WRITEDATA pointer passed to the write callback
CURLOPT_WRITEFUNCTION callback for writing received data
CURLOPT_WS_OPTIONS WebSocket behavior options
CURLOPT_XFERINFODATA pointer passed to the progress callback
CURLOPT_XFERINFOFUNCTION progress meter callback
CURLOPT_XOAUTH2_BEARER OAuth 2.0 access token
CURLSHOPT_LOCKFUNC mutex lock callback
CURLSHOPT_SHARE add data to share
CURLSHOPT_UNLOCKFUNC mutex unlock callback
CURLSHOPT_UNSHARE remove data to share
CURLSHOPT_USERDATA pointer passed to the lock and unlock mutex callbacks
current_field set and get form page number
current_item set and get current_menu_item
currentcontext get the current graphics contents.
CurrentMatrix choose the current transformation matrix
curs_add_wch add a curses complex character to a window, possibly advancing the cursor
curs_add_wchstr add a curses complex character string to a window
curs_addch add a curses character to a window and advance the cursor
curs_addchstr add a curses character string to a window
curs_addstr add a string to a curses window and advance the cursor
curs_addwstr add a wide-character string to a curses window and advance the cursor
curs_attr manipulate attributes of character cells in curses windows
curs_beep ring the (visual) bell of the terminal with curses
curs_bkgd manipulate background of a curses window of characters
curs_bkgrnd manipulate background of a curses window of wide characters
curs_border draw borders and lines in a curses window of characters
curs_border_set draw borders and lines in a curses window of wide characters
curs_clear clear all or part of a curses window
curs_color manipulate terminal colors with curses
curs_delch delete a character from a curses window
curs_deleteln delete or insert lines in a curses window
curs_extend miscellaneous ncurses extensions
curs_get_wch get (or push back) a wide character from curses terminal keyboard buffer
curs_get_wstr read a wide-character string from a curses terminal keyboard
curs_getcchar convert between a wide-character string and a curses complex character
curs_getch get (or push back) characters from curses terminal keyboard buffer
curs_getstr read a character string from curses terminal keyboard
curs_getyx get curses cursor and window coordinates
curs_in_wch get a curses complex character from a window
curs_in_wchstr get a curses complex character string from a window
curs_inch get a curses character from a window
curs_inchstr get a curses character string from a window
curs_initscr initialize, manipulate, or tear down curses terminal interface
curs_inopts get and set curses terminal input options
curs_ins_wch insert a curses complex character in a window
curs_ins_wstr insert a wide-character string in a curses window
curs_insch insert a curses character in a window
curs_insstr insert a string in a curses window
curs_instr get a string from a curses window
curs_inwstr get a wide-character string from a curses window
curs_kernel low-level curses routines
curs_legacy get curses cursor and window coordinates or attributes (legacy)
curs_memleaks check for memory leaks in curses
curs_mouse get mouse events in ncurses
curs_move move cursor in a curses window
curs_opaque obtain curses window properties
curs_outopts set curses output options
curs_overlay overlay curses windows and manipulate them
curs_pad create and display curses pads
curs_print write binary data to printer using terminfo capabilities
curs_printw write formatted output to a curses window
curs_refresh refresh curses windows or lines thereupon
curs_scanw read formatted input from a curses window
curs_scr_dump read/write a curses screen from/to a file
curs_scroll scroll a curses window
curs_set low-level curses routines
curs_set_sp curses screen-pointer extension
curs_slk curses soft label key routines
curs_sp_funcs curses screen-pointer extension
curs_termattrs get and set terminal attributes with curses
curs_termcap curses emulation of termcap
curs_terminfo curses interfaces to terminfo database
curs_threads curses support for multi-threaded applications
curs_touch control terminal output refresh in a curses window
curs_trace curses debugging routines
curs_util miscellaneous curses utility routines
curs_variables curses data types, constants, and global variables
curs_window create and manipulate curses windows
curses character-cell terminal interface with optimized output
curses_version miscellaneous ncurses extensions
curvescreenshots Curve Plots
cuse Userland character device library
cuse_alloc_unit_number Userland character device library
cuse_alloc_unit_number_by_id Userland character device library
cuse_copy_in Userland character device library
cuse_copy_out Userland character device library
cuse_dev_create Userland character device library
cuse_dev_destroy Userland character device library
cuse_dev_get_current Userland character device library
cuse_dev_get_per_file_handle Userland character device library
cuse_dev_get_priv0 Userland character device library
cuse_dev_get_priv1 Userland character device library
cuse_dev_set_per_file_handle Userland character device library
cuse_dev_set_priv0 Userland character device library
cuse_dev_set_priv1 Userland character device library
cuse_free_unit_number Userland character device library
cuse_free_unit_number_by_id Userland character device library
cuse_get_local Userland character device library
cuse_got_peer_signal Userland character device library
cuse_init Userland character device library
cuse_is_vmalloc_addr Userland character device library
cuse_poll_wakeup Userland character device library
cuse_set_local Userland character device library
cuse_uninit Userland character device library
cuse_vmalloc Userland character device library
cuse_vmfree Userland character device library
cuse_vmoffset Userland character device library
cuse_wait_and_process Userland character device library
cuserid get username
custom Custom operations API.
cutbuffer Manipulate X cut buffer properties

cv

Cvlogit log server messages in local log or in system logger

cw

cWait wait a condition variable signal.
cwhois whois client
cwlib general purpose Morse code functions library

cx

cxl_new Create a new library context object that acts as a handle for all library operations

cz

czero LA_CONSTANTS is a module for the scaling constants for the compiled Fortran single and double precisions