section 3 · Library functions 📚

178720 pages · page 499 of 894

all 3 (100762)33ssl (6156)3B (42)3G (1100)3I (51)3LIBIIO (1)3NCARG (834)3OpenMPI (1)3PVM (71)3Sympa (164)3U (96)3WN (5)3alc (212)3alleg4 (923)3alleg5 (1063)3am (31)3ast (63)3attr (4)3avr (983)3bobcat (143)3brotli (4)3bsd (239)3caca (346)3cl (1)3clc (322)3cocci (1)3coin2 (588)3coin3 (753)3coin4 (918)3compat (22)3const (18)3ctype (1)3curses (18)3cvc (2)3cxx (1060)3debug (15)3edit (1)3em (198)3embree3 (113)3embree4 (127)3erl (623)3f (128)3form (106)3freebsd (1)3fun (1)3gl (467)3gle (14)3go (1)3guile (1)3gv (7)3hal (49)3head (3)3http (66)3itcl (17)3itk (6)3iv (354)3iwidget (52)3java (1)3libmawk (10)3libunwind (29)3lua (13)3m17n (257)3m_cli2 (8)3menu (88)3monocypher (73)3nas (130)3ncurses (703)3nx (5)3o (437)3ossl (6166)3ossp (2)3p (882)3pcap (75)3perl (820)3pg13 (68)3pg14 (72)3pg15 (72)3pg16 (72)3pg17 (72)3pg18 (72)3php (1)3plplot (175)3pm (34259)3pmc (296)3posix (882)3pub (150)3python (1)3qt (832)3r (1)3readline (2)3rheolef (13)3rtapi (66)3ruby (1)3scm (459)3sharp (1)3so (8)3ssl (6930)3stap (807)3str (19)3supp (19)3t (35)3tcl (1477)3tcllib (1)3tclx (25)3tiff (60)3tk (513)3tls (13)3trf (28)3ts (239)3type (466)3valkey (395)3visa (2)3x (1069)

O (continued)

open_rw(3)open a file for reading and writing✨
open_trunc(3)open a file for writing✨
open_wmemstream(3)open a dynamic memory buffer stream✨
open_write(3)open a file for writing✨
OpenAPI::Client(3pm)A client for talking to an Open API powered server✨
openAppend(3)Abstract interface to provide support for user-defined archives.✨
openArchive(3)Abstract interface to provide support for user-defined archives.✨
openat(3p)open file relative to directory file descriptor✨
openat(3posix)open file relative to directory file descriptor✨
OpenDBX(3)OpenDBX C++ API.✨
OpenDBX_Conn(3)Encapsulates a connection to a database.✨
OpenDBX_Exception(3)Exceptions thrown by the OpenDBX classes.✨
OpenDBX_Lob(3)Handling large objects if supported by the database.✨
OpenDBX_Result(3)Provides result sets from the database.✨
OpenDBX_Stmt(3)Statement object.✨
opendir(3)open a directory✨
opendir(3p)open directory associated with file descriptor✨
opendir(3posix)open directory associated with file descriptor✨
opendkim-lua(3)Programming the OpenDKIM filter using Lua scripts✨
OpenFrame(3pm)a framework for network enabled applications✨
OpenFrame::Argument::Blob(3pm)handling for filehandle-style data in network requests✨
OpenFrame::Cookie(3pm)An abstract cookie✨
OpenFrame::Cookies(3pm)An abstract cookie class✨
OpenFrame::Object(3pm)An internal class✨
OpenFrame::Request(3pm)An abstract request class✨
OpenFrame::Response(3pm)An abstract response class✨
OpenFrame::Segment::ContentLoader(3pm)simple file based loader for web content under OpenFrame✨
OpenFrame::Segment::HTTP::Request(3pm)creates an OpenFrame::Request object from an HTTP::Request✨
OpenFrame::Segment::HTTP::Response(3pm)creates an HTTP::Response object from an OpenFrame::Response✨
OpenGL(3pm)v0.70✨
OpenGL::Array(3pm)Perl Array handling and conversion between Perl arrays and C array pointers.✨
OpenGL::Const(3pm)module encapsulating GL constants✨
OpenGL::GLFW(3pm)Perl bindings for the GLFW library✨
OpenGL::GLU(3pm)Perl bindings to the OpenGL Utility Library (GLU)✨
OpenGL::GLUT(3pm)Perl bindings to GLUT/FreeGLUT GUI toolkit✨
OpenGL::GLX(3pm)module encapsulating GLX functions✨
OpenGL::Image(3pm)OpenGL wrapper to load images✨
OpenGL::Image::Common(3pm)class for OpenGL imaging engines✨
OpenGL::Image::Magick(3pm)load images with Image::Magick in OpenGL✨
OpenGL::Image::Targa(3pm)✨
OpenGL::Matrix(3pm)module encapsulating matrix functions✨
OpenGL::Modern(3pm)Perl extension to Modern OpenGL API up to 4.6✨
OpenGL::Modern::Const(3pm)module encapsulating GL constants✨
OpenGL::Modern::Helpers(3pm)example usage of raw pointers from perl✨
OpenGL::Modern::Registry(3pm)info about OpenGL✨
OpenGL::Shader(3pm)abstraction for managing OpenGL shaders✨
OpenGL::Shader::ARB(3pm)plug-in module for use with OpenGL::Shader✨
OpenGL::Shader::CG(3pm)plug-in module for use with OpenGL::Shader✨
OpenGL::Shader::Common(3pm)base class for use with OpenGL::Shader✨
OpenGL::Shader::GLSL(3pm)plug-in module for use with OpenGL::Shader✨
OpenGL::Shader::Objects(3pm)plug-in module for use with OpenGL::Shader✨
OpenGL::Tessellation(3pm)discussion of tessellation in POGL✨
OpenGL::V1(3pm)module encapsulating OpenGL v1 functions✨
OpenGL::V2(3pm)module encapsulating OpenGL v2 functions✨
OpenGL::V3(3pm)module encapsulating OpenGL v3 functions✨
OpenGL::XScreenSaver(3pm)prepare environment for writing OpenGL-based XScreenSaver hacks✨
OpenGuides(3pm)A complete web application for managing a collaboratively-written guide to a city or town.✨
OpenGuides::CGI(3pm)An OpenGuides helper for CGI-related things.✨
OpenGuides::Config(3pm)Handle OpenGuides configuration variables.✨
OpenGuides::Feed(3pm)generate data feeds for OpenGuides in various formats.✨
OpenGuides::JSON(3pm)An OpenGuides plugin to output JSON.✨
OpenGuides::RDF(3pm)An OpenGuides plugin to output RDF/XML.✨
OpenGuides::Search(3pm)Search form generation and processing for OpenGuides.✨
OpenGuides::Search::Lucy(3pm)Run Lucy-backed text searches for OpenGuides.✨
OpenGuides::Template(3pm)Do Template Toolkit related stuff for OpenGuides applications.✨
OpenGuides::Test(3pm)Methods to help test OpenGuides applications.✨
OpenGuides::Utils(3pm)General utility methods for OpenGuides scripts.✨
openlog(3)send messages to the system logger✨
openlog(3p)open a connection to the logging facility✨
openlog(3posix)open a connection to the logging facility✨
OpenMPI(3)General information Open MPI gitclone.✨
OpenOffice::OODoc(3pm)The Perl Open OpenDocument Connector✨
OpenOffice::OODoc::Document(3pm)Top level component for content and layout processing✨
OpenOffice::OODoc::File(3pm)I/O operations with OpenDocument files✨
OpenOffice::OODoc::Image(3pm)Image manipulation methods✨
OpenOffice::OODoc::Intro(3pm)Introduction to the Open OpenDocument Connector✨
OpenOffice::OODoc::Manifest(3pm)Access to document file descriptor✨
OpenOffice::OODoc::Meta(3pm)Access to document metadata✨
OpenOffice::OODoc::Styles(3pm)Document styles and layout processing✨
OpenOffice::OODoc::Text(3pm)The text processing submodule of OpenOffice::OODoc✨
OpenOffice::OODoc::XPath(3pm)Low-level navigation in the documents✨
openpam(3)Pluggable Authentication Modules Library✨
openpam_borrow_cred(3)temporarily borrow user credentials✨
openpam_free_data(3)generic cleanup function✨
openpam_free_envlist(3)free an environment list✨
openpam_get_feature(3)query the state of an optional feature✨
openpam_get_option(3)returns the value of a module option✨
openpam_log(3)log a message through syslog✨
openpam_nullconv(3)null conversation function✨
openpam_readline(3)read a line from a file✨
openpam_readlinev(3)read a line from a file and split it into words✨
openpam_readword(3)read a word from a file, respecting shell quoting rules✨
openpam_restore_cred(3)restore credentials✨
openpam_set_feature(3)enable or disable an optional feature✨
openpam_set_option(3)sets the value of a module option✨
openpam_straddch(3)add a character to a string, expanding the buffer if needed✨
openpam_subst(3)substitute PAM item values in a string✨
openpam_ttyconv(3)simple tty-based conversation function✨
openproc(3)initialize process information from /proc/✨
openpty(3)terminal utility functions✨
openRead(3)Abstract interface to provide support for user-defined archives.✨
openreadclose(3)read a whole file into a stralloc✨
OpenSHMEM(3)✨
OpenSHMEM.openmpi(3)✨
openslide-formats(3)Reference supported formats✨
OpenSSL_add_all_algorithms(3)hcrypto function controlling behavior✨
OpenSSL_add_all_algorithms(33ssl)add algorithms to internal table✨
OpenSSL_add_all_algorithms(3ossl)add algorithms to internal table✨
OpenSSL_add_all_algorithms(3ssl)add algorithms to internal table✨
OpenSSL_add_all_algorithms_conf(3)hcrypto function controlling behavior✨
OpenSSL_add_all_algorithms_noconf(3)hcrypto function controlling behavior✨
OpenSSL_add_all_ciphers(3)add algorithms to internal table✨
OpenSSL_add_all_ciphers(33ssl)add algorithms to internal table✨
OpenSSL_add_all_ciphers(3ossl)add algorithms to internal table✨
OpenSSL_add_all_ciphers(3ssl)add algorithms to internal table✨
OpenSSL_add_all_digests(3)add algorithms to internal table✨
OpenSSL_add_all_digests(33ssl)add algorithms to internal table✨
OpenSSL_add_all_digests(3ossl)add algorithms to internal table✨
OpenSSL_add_all_digests(3ssl)add algorithms to internal table✨
OpenSSL_add_ssl_algorithms(3)initialize SSL library by registering algorithms✨
OpenSSL_add_ssl_algorithms(33ssl)initialize SSL library by registering algorithms✨
OpenSSL_add_ssl_algorithms(3ossl)initialize SSL library by registering algorithms✨
OpenSSL_add_ssl_algorithms(3ssl)initialize SSL library by registering algorithms✨
OPENSSL_aligned_alloc(3)Memory allocation functions✨
OPENSSL_aligned_alloc(33ssl)Memory allocation functions✨
OPENSSL_aligned_alloc(3ossl)Memory allocation functions✨
OPENSSL_aligned_alloc(3ssl)Memory allocation functions✨
OPENSSL_aligned_alloc_array(33ssl)Memory allocation functions✨
OPENSSL_aligned_alloc_array(3ssl)Memory allocation functions✨
OPENSSL_Applink(3)glue between OpenSSL BIO and Win32 compiler run-time✨
OPENSSL_Applink(33ssl)glue between OpenSSL BIO and Win32 compiler run-time✨
OPENSSL_Applink(3ossl)glue between OpenSSL BIO and Win32 compiler run-time✨
OPENSSL_Applink(3ssl)glue between OpenSSL BIO and Win32 compiler run-time✨
OPENSSL_armcap(3ossl)the Arm processor capabilities vector✨
OPENSSL_armcap(3ssl)the Arm processor capabilities vector✨
OPENSSL_atexit(3)OpenSSL initialisation and deinitialisation functions✨
OPENSSL_atexit(33ssl)OpenSSL initialisation and deinitialisation functions✨
OPENSSL_atexit(3ossl)OpenSSL initialisation and deinitialisation functions✨
OPENSSL_atexit(3ssl)OpenSSL initialisation and deinitialisation functions✨
OPENSSL_buf2hexstr(3)Hex encoding and decoding functions✨
OPENSSL_buf2hexstr(33ssl)Hex encoding and decoding functions✨
OPENSSL_buf2hexstr(3ossl)Hex encoding and decoding functions✨
OPENSSL_buf2hexstr(3ssl)Hex encoding and decoding functions✨
OPENSSL_buf2hexstr_ex(3)Hex encoding and decoding functions✨
OPENSSL_buf2hexstr_ex(33ssl)Hex encoding and decoding functions✨
OPENSSL_buf2hexstr_ex(3ossl)Hex encoding and decoding functions✨
OPENSSL_buf2hexstr_ex(3ssl)Hex encoding and decoding functions✨
OPENSSL_calloc(33ssl)Memory allocation functions✨
OPENSSL_calloc(3ssl)Memory allocation functions✨
OPENSSL_cipher_name(3)get SSL_CIPHER properties✨
OPENSSL_cipher_name(33ssl)get SSL_CIPHER properties✨
OPENSSL_cipher_name(3ossl)get SSL_CIPHER properties✨
OPENSSL_cipher_name(3ssl)get SSL_CIPHER properties✨
OPENSSL_cleanse(3)Memory allocation functions✨
OPENSSL_cleanse(33ssl)Memory allocation functions✨
OPENSSL_cleanse(3ossl)Memory allocation functions✨
OPENSSL_cleanse(3ssl)Memory allocation functions✨
OPENSSL_cleanup(3)OpenSSL initialisation and deinitialisation functions✨
OPENSSL_cleanup(33ssl)OpenSSL initialisation and deinitialisation functions✨
OPENSSL_cleanup(3ossl)OpenSSL initialisation and deinitialisation functions✨
OPENSSL_cleanup(3ssl)OpenSSL initialisation and deinitialisation functions✨
OPENSSL_clear_free(3)Memory allocation functions✨
OPENSSL_clear_free(33ssl)Memory allocation functions✨
OPENSSL_clear_free(3ossl)Memory allocation functions✨
OPENSSL_clear_free(3ssl)Memory allocation functions✨
OPENSSL_clear_realloc(3)Memory allocation functions✨
OPENSSL_clear_realloc(33ssl)Memory allocation functions✨
OPENSSL_clear_realloc(3ossl)Memory allocation functions✨
OPENSSL_clear_realloc(3ssl)Memory allocation functions✨
OPENSSL_clear_realloc_array(33ssl)Memory allocation functions✨
OPENSSL_clear_realloc_array(3ssl)Memory allocation functions✨
OPENSSL_config(3)simple OpenSSL configuration functions✨
OPENSSL_config(33ssl)simple OpenSSL configuration functions✨
OPENSSL_config(3ossl)simple OpenSSL configuration functions✨
OPENSSL_config(3ssl)simple OpenSSL configuration functions✨
OPENSSL_FILE(3)generic C programming utility macros✨
OPENSSL_FILE(33ssl)generic C programming utility macros✨
OPENSSL_FILE(3ossl)generic C programming utility macros✨
OPENSSL_FILE(3ssl)generic C programming utility macros✨
OPENSSL_fork_child(3)OpenSSL fork handlers✨
OPENSSL_fork_child(33ssl)OpenSSL fork handlers✨
OPENSSL_fork_child(3ossl)OpenSSL fork handlers✨
OPENSSL_fork_child(3ssl)OpenSSL fork handlers✨
OPENSSL_fork_parent(3)OpenSSL fork handlers✨
OPENSSL_fork_parent(33ssl)OpenSSL fork handlers✨
OPENSSL_fork_parent(3ossl)OpenSSL fork handlers✨
OPENSSL_fork_parent(3ssl)OpenSSL fork handlers✨
OPENSSL_fork_prepare(3)OpenSSL fork handlers✨
OPENSSL_fork_prepare(33ssl)OpenSSL fork handlers✨
OPENSSL_fork_prepare(3ossl)OpenSSL fork handlers✨
OPENSSL_fork_prepare(3ssl)OpenSSL fork handlers✨
OPENSSL_free(3)Memory allocation functions✨
OPENSSL_free(33ssl)Memory allocation functions✨
OPENSSL_free(3ossl)Memory allocation functions✨
OPENSSL_free(3ssl)Memory allocation functions✨
OPENSSL_FUNC(3)generic C programming utility macros✨
OPENSSL_FUNC(33ssl)generic C programming utility macros✨
OPENSSL_FUNC(3ossl)generic C programming utility macros✨
OPENSSL_FUNC(3ssl)generic C programming utility macros✨
OPENSSL_gmtime(3)platform-agnostic OpenSSL time routines✨