Part I Section 3: Library Functions (A-M)

Table of Contents

Introduction

intro(3) - introduction to subroutines and libraries

a

a64l(3C) - convert between long integer and base-64 ASCII string

abort(3C) - generate a software abort fault

abs(3C) - return integer absolute value

aclsort(3C) - sort an Access Control List (JFS File Systems only)

acltostr(3C) - convert access control list (ACL) structure to string form (HFS File Systems only)

acos(3M) - arccosine functions

acosd(3M) - degree-valued arccosine functions

acosh(3M) - inverse hyperbolic cosine function

add_wch(3X) - add a complex character and rendition to a window

add_wchnstr(3X) - add an array of complex characters and renditions to a window

addch(3X) - add a single-byte character and rendition to a window and advance the cursor

addchnstr(3X) - add length limited string of single-byte characters and renditions to a window

addchstr(3X) - add string of single-byte characters and renditions to a window

addnstr(3X) - add a string of multi-byte characters without rendition to a window and advance cursor

addnwstr(3X) - add a wide-character string to a window and advance the cursor

addsev(3C) - define additional severities for formatting routines

asin(3M) - arcsine functions

asind(3M) - degree-valued arcsine functions

asinh(3M) - inverse hyperbolic sine function

assert(3X) - verify program assertion

atan(3M) - arctangent functions

atan2(3M) - arctangent-and-quadrant functions

atan2d(3M) - degree-valued arctangent-and-quadrant functions

atand(3M) - degree-valued arctangent functions

atanh(3M) - inverse hyperbolic tangent function

atexit(3) - register a function to be called at program termination

attr_get(3X) - window attribute control functions

attroff(3X) - restricted window attribute control functions

b

basename(3C) - extract components of a path name

baudrate(3X) - get terminal baud rate

beep(3X) - audible signal

bgets(3G) - read stream up to next delimiter

bigcrypt(3C) - generate hashing encryption on large strings

bindresvport(3N) - bind socket to privileged IP port

bkgd(3X) - set or get background character and rendition using a single-byte character

bkgrnd(3X) - set or get background character and rendition using a complex character

blmode(3C) - terminal block-mode library interface

border(3X) - draw borders from single-byte characters and renditions

border_set(3X) - draw borders from complex characters and renditions

box(3X) - draw borders from single-byte characters and renditions

box_set(3X) - draw borders from complex characters and renditions

bsd_signal(3C) - simplified signal facilities

bsdproc(3C) - 4.2 BSD-compatible process control facilities

bsearch(3C) - binary search a sorted table

btowc(3C) - conversion between single-byte and wide-character

bufsplit(3G) - split buffer into fields

byteorder(3N) - convert values between host and network byte order

c

can_change_color(3X) - color manipulation functions

catgets(3C) - get a program message

catopen(3C) - open and close a message catalog for reading

cbreak(3X) - input mode control functions

cbrt(3M) - cube root functions

ceil(3M) - ceiling function

cfspeed(3C) - tty baud rate functions

chgat(3X) - change renditions of characters in a window

chownacl(3C) - change owner and/or group represented in a file's access control list (ACL) (HFS File Systems only)

clear(3X) - clear a window

clearenv(3C) - clear the process environment

clearok(3X) - terminal output control functions

clock(3C) - report CPU time used

clrtobot(3X) - clear from cursor to end of window

clrtoeol(3X) - clear from cursor to end of line

COLS(3X) - number of columns on terminal screen

confstr(3C) - get string-valued configuration values

conv(3C) - translate characters

copylist(3G) - copy a file into memory

copysign(3M) - copysign functions

copywin(3X) - copy a region of a window

cos(3M) - cosine functions

cosd(3M) - degree-valued cosine functions

cosh(3M) - hyperbolic cosine functions

cpacl(3C) - copy the access control list (ACL) and mode bits from one file to another (HFS and JFS File Systems only)

cr_close(3) - close a crash dump descriptor

cr_info(3) - retrieve crash dump information

cr_isaddr(3) - validate whether physical page number was dumped

cr_open(3) - open crash dump for reading

cr_perror(3) - print a libcrash error or warning message

cr_read(3) - read from crash dump

cr_set_node(3) - set node number

cr_uncompress(3) - uncompress a file in a crash dump

cr_verify(3) - verify integrity of crash dump

crt0(3) - execution startup routines (PA64 ELF uses crt0.o only)

crypt(3C) - generate hashing encryption

ctermid(3S) - generate file name for terminal

ctime(3C) - convert date and time to string

ctype(3C) - classify characters

cur_term(3X) - current terminal information

curs_set(3X) - set the cursor mode

curscr(3X) - current window

curses_intro(3X) - Terminal and printer handling and optimization package

cuserid(3S) - get character login name of the user

d

datalock(3C) - lock process into memory after allocating data and stack space

dbm(3C) - database subroutines

def_prog_mode(3X) - save or restore program or shell terminal modes

del_curterm(3X) - interfaces to the

delay_output(3X) - delay output

delch(3X) - delete a character from a window

deleteln(3X) - delete lines in a window

delscreen(3X) - free storage associated with a screen

delwin(3X) - delete a window

derwin(3X) - relative window creation function

devnm(3) - map device ID to file path

dial(3C) - establish an outgoing terminal line connection

directory(3C) - directory operations

div(3C) - integer division and remainder

dlclose(3C) - close a shared library

dlerror(3C) - get diagnostic information

dlget(3C) - retrieve information about a loaded module (program or shared library)

dlgetname(3C) - retrieve the name of a load module given a load module descriptor

dlmodinfo(3C) - retrieve information about a loaded module (program or shared library)

dlopen(3C) - open a shared library

dlsym(3C) - get the address of a symbol in shared library

doupdate(3X) - refresh windows and lines

drand48(3C) - generate uniformly distributed pseudo-random numbers

dupwin(3X) - duplicate a window

e

echo(3X) - enable/disable terminal echo

echo_wchar(3X) - write a complex character and immediately refresh the window

echochar(3X) - echo single-byte character and rendition to a window and refresh

ecvt(3C) - convert floating-point number to string

elf(3E) - object file access library

elf_begin(3E) - make a file descriptor

elf_cntl(3E) - control a file descriptor

elf_end(3E) - finish using an object file

elf_error(3E) - error handling

elf_fill(3E) - set fill byte

elf_flag(3E) - manipulate flags

elf_fsize(3E) - return the size of an object file type for elf32 files, return the size of an object file type for elf64 files, respectively

elf_getarhdr(3E) - retrieve archive member header

elf_getarsym(3E) - retrieve archive symbol table

elf_getbase(3E) - get the base offset for an object file

elf_getdata(3E) - get section data

elf_getehdr(3E) - retrieve class-dependent object file header for elf32 and elf64 files, respectively

elf_getident(3E) - retrieve file identification data

elf_getphdr(3E) - retrieve class-dependent program header table for elf32 and elf64 files, respectively

elf_getscn(3E) - get section information

elf_getshdr(3E) - retrieve class-dependent section header for elf32 and elf64 files, respectively

elf_hash(3E) - compute hash value

elf_kind(3E) - determine file type

elf_next(3E) - sequential archive member access

elf_rand(3E) - random archive member access

elf_rawfile(3E) - retrieve uninterpreted file contents

elf_strptr(3E) - make a string pointer

elf_update(3E) - update an ELF descriptor

elf_version(3E) - coordinate ELF library and application versions

elf_xlate(3E) - class-dependent data translation for elf32 and elf64 files, respectively

end(3C) - last locations in program

endwin(3X) - suspend Curses session

erasechar(3X) - single-byte terminal environment query functions

erasewchar(3X) - terminal environment query functions

erf(3M) - error function and complementary error function

exp(3M) - exponential functions

exp2(3M) - base-2 exponential function

expm1(3M) - computes exponential functions

f

fabs(3M) - absolute value functions

fattach(3C) - attach a STREAMS file descriptor to an object in the file system name space

fclose(3S) - close or flush a stream

fdetach(3C) - detach a name from a STREAMS file descriptor

fdim(3M) - positive difference function

feclearexcept(3M) - clear floating-point exception flags

fegetenv(3M) - get floating-point environment

fegetexceptflag(3M) - get floating-point exception flags

fegetflushtozero(3M) - get floating-point underflow mode

fegetround(3M) - get floating-point rounding direction mode

fegettrapenable(3M) - get exception trap enable bits

feholdexcept(3M) - save floating-point environment

feraiseexcept(3M) - raise floating-point exceptions

ferror(3S) - stream status inquiries

fesetenv(3M) - set floating-point environment

fesetexceptflag(3M) - set floating-point exception flags

fesetflushtozero(3M) - set floating-point underflow mode

fesetround(3M) - set floating-point rounding direction mode

fesettrapenable(3M) - set exception trap enable bits

fetestexcept(3M) - test floating-point exceptions

feupdateenv(3M) - update floating-point environment

fgetpos(3S) - save and restore a file position indicator for a stream

fgetpos64(3S) - non-POSIX standard API interfaces to support large files.

fgetws(3C) - get a wide character string from a stream file

fileno(3S) - map stream pointer to file descriptor

filter(3X) - disable use of certain terminal capabilities

flash(3X) - flash the screen

flockfile(3S) - explicit locking of streams within a multithread application

floor(3M) - floor function

flushinp(3X) - discard input

fmax(3M) - maximum value function

fmin(3M) - minimum value function

fmod(3M) - remainder functions

fmtmsg(3C) - displays formatted message on standard error and console

fnmatch(3C) - match filename patterns

fopen(3S) - open or re-open a stream file; convert file to stream

fpclassify(3M) - floating-point operand classification macro

fread(3S) - buffered binary input/output to a stream file

frexp(3M) - extract mantissa and exponent from double-precision number

fseek(3S) - reposition a file pointer in a stream

ftok(3C) - create interprocess communication identifier

ftw(3C) - walk a file tree executing a function

fwide(3C) - set stream orientation

fwprintf(3C) - print formatted wide-character output

fwscanf(3C) - convert formatted wide-character input

g

get_expiration_time(3T) - add a specific time interval to the current absolute system time

get_wch(3X) - get a wide character from a terminal

getbegyx(3X) - get additional cursor and window coordinates

getbootpent(3X) - get or put bootptab entry

getc(3S) - get character or word from a stream file

getcchar(3X) - get a wide character string and rendition from a

getch(3X) - get a single-byte character from the terminal

getclock(3C) - get current value of system-wide clock

getcwd(3C) - get pathname of current working directory

getdate(3C) - convert user format date and time

getdiskbyname(3C) - get disk description by its name

getdvagent(3) - manipulate device assignment database entry for a trusted system

getenv(3C) - return value for environment name

getfsent(3X) - get file system descriptor file entry

getgrent(3C) - get group file entry

gethostent(3N) - get network host entry

getlogin(3C) - get name of user logged in on this terminal

getmntent(3X) - get file system descriptor file entry

getn_wstr(3X) - get an array of wide characters and function key codes from a terminal

getnetconfig(3N) - get network configuration database entry

getnetent(3N) - get network entry

getnetgrent(3C) - get network group entry

getnetpath(3N) - get /etc/netconfig entry corresponding to NETPATH component

getnstr(3X) - get a multi-byte character length limited string from the terminal

getopt(3C) - get option letter from argument vector

getpass(3C) - read a password

getprdfent(3) - manipulate system default database entry for a trusted system

getprotoent(3N) - get protocol entry

getprpwent(3) - manipulate protected password database entries (for trusted systems only)

getprtcent(3) - manipulate terminal control database entry for a trusted system

getpublickey(3N) - retrieve public or secret key

getpw(3C) - get name from UID

getpwent(3C) - get password file entry

getresuid(3) - get real, effective and saved user or group IDs

getrpcent(3C) - get rpc entry

getrpcport(3N) - get RPC port number

gets(3S) - get a string from a stream

getservent(3N) - get service entry

getspent(3C) - access secure password entries, for trusted systems only.

getspwent(3X) - get secure password file entry on trusted systems

getstr(3X) - get a multi-byte character string from the terminal

getsubopt(3C) - parse suboptions from a string

gettimer(3C) - get value of a per-process timer

gettxt(3C) - read text string from message file

getusershell(3C) - get legal user shells

getut(3C) - access utmp file entry

getutx(3C) - access utmpx file entry

getwc(3C) - get a wide character from a stream file

getwd(3C) - get pathname of current working directory

getwin(3X) - dump window to, and reload window from, a file

getyx(3X) - get cursor and window coordinates

glob(3C) - file name generation function

grantpt(3C) - grant access to the STREAMS slave pty

gss_accept_sec_context(3) - establish a security context between the application and a context acceptor

gss_acquire_cred(3) - allow an application to acquire a handle for an existing, named credential

gss_add_cred(3) - adds a credential-element to a credential

gss_add_oid_set_member(3) - add an Object Identifier (OID) to an OID set

gss_canonicalize_name(3) - convert an internal name to an internal mechanism name (MN) representation of an opaque internal name

gss_compare_name(3) - allow an application to compare two internal names to determine whether they are equivalent

gss_context_time(3) - check the number of seconds the context will remain valid

gss_create_empty_oid_set(3) - create a new, empty OID set, to which members can be added

gss_delete_sec_context(3) - delete a security context

gss_display_name(3) - provide textual representation of an opaque internal name to an application

gss_display_status(3) - provide an application with the textual representation of a GSSAPI status code that can be displayed to a user or used for logging

gss_duplicate_name(3) - allow an application to create an exact duplicate of the existing internal name

gss_export_name(3) - convert a mechanism name (MN) to a form suitable for direct comparison

gss_export_sec_context(3) - transfer a security context to another process on a single machine

gss_get_mic(3) - calculate a cryptographic message integrity code (MIC) for a message and return in a token

gss_import_name(3) - convert a printable name to an internal form

gss_import_sec_context(3) - transfer a security context to another process on a single machine

gss_indicate_mechs(3) - allow an application to determine which underlying security mechanisms are available

gss_init_sec_context(3) - establish a security context between the context initiator and a context acceptor

gss_inquire_context(3) - obtain information about a security context

gss_inquire_cred(3) - provide the calling application information about a credential

gss_inquire_cred_by_mech(3) - provide the calling application per-mechanism information about a credential

gss_inquire_mechs_for_name(3) - list the mechanisms that support the specified name-type

gss_inquire_names_for_mech(3) - list the name-types supported by the specified mechanism

gss_process_context_token(3) - process a context to the security service

gss_release_buffer(3) - free storage associated with a buffer

gss_release_cred(3) - mark a credential for deletion

gss_release_name(3) - free storage associated with an internal name allocated by a GSSAPI routine

gss_release_oid_set(3) - free storage associated with a gss_OID_set object

gss_test_oid_set_member(3) - check an OID set for a specified OID

gss_unwrap(3) - verify a message with attached message integrity code (MIC) and decrypt message content if necessary

gss_verify_mic(3) - check a cryptographic message integrity code (MIC) against a message to verify its integrity

gss_wrap(3) - attach a message integrity code (MIC) to a message, and optionally encrypt the message content

gss_wrap_size_limit(3) - determine a token-size limit for gss_wrap on a context

h

halfdelay(3X) - control input character delay mode

has_ic(3X) - query functions for terminal insert and delete capability

hline(3X) - draw lines from single-byte characters and renditions

hline_set(3X) - draw lines from complex characters and renditions

hppac(3X) - 3000-mode packed-decimal library

hsearch(3C) - manage hash search tables

hypot(3M) - Euclidean distance function

i

iconv(3C) - codeset conversion routines

idcok(3X) - enable or disable use of hardware insert- and delete-character features

ilogb(3M) - returns an unbiased exponent

immedok(3X) - enable or disable immediate terminal refresh

in_wch(3X) - input a complex character and rendition from a window

in_wchnstr(3X) - input an array of complex characters and renditions from a window

inch(3X) - input a single-byte character and rendition from a window

inchnstr(3X) - input an array of single-byte characters and renditions from a window

inet(3N) - Internet address manipulation routines

inet6(3N) - Internet address manipulation routines for IP Version 4 and later

initgroups(3C) - initialize group access list

initscr(3X) - screen initialisation functions

innstr(3X) - input a multi-byte character string from a window

innwstr(3X) - input a string of wide characters from a window

ins_nwstr(3X) - insert a wide-character string into a window

ins_wch(3X) - insert a complex character and rendition into a window

insch(3X) - insert a single-byte character and rendition into a window

insdelln(3X) - delete or insert lines into a window

insertln(3X) - insert lines into a window

insnstr(3X) - insert a multi-byte character string into a window

insque(3C) - insert or remove an element in a queue

intrflush(3X) - enable or disable flush on interrupt

is_linetouched(3X) - window refresh control functions

isastream(3C) - determine if a file descriptor refers to a STREAMS device or STREAMS-based pipe

isendwin(3X) - determine whether a screen has been refreshed

isfinite(3M) - floating-point finiteness macro

isgreater(3M) - floating-point comparison macro (>)

isgreaterequal(3M) - floating-point comparison macro (>=)

isinf(3M) - floating-point test for infinity

isless(3M) - floating-point comparison macro (<)

islessequal(3M) - floating-point comparison macro (<=)

islessgreater(3M) - floating-point comparison macro (<>)

isnan(3M) - floating-point test for NaN

isnormal(3M) - floating-point test for normalized value

isunordered(3M) - floating-point comparison macro (unordered)

j

j0(3M) - Bessel functions of the first kind

k

keyname(3X) - get name of key

keypad(3X) - enable/disable abbreviation of function keys

l

l3tol(3C) - convert between 3-byte integers and long integers

lckpwdf(3C) - control access to /etc/passwd file

ldcvt(3C) - convert long-double floating-point number to string

ldexp(3M) - load exponent of a floating-point number

lgamma(3M) - log gamma function

libkrb5(3) - Kerberos client libraries (libkrb5, libk5crypto, libcom_err)

LINES(3X) - number of lines on terminal screen

llrint(3M) - round to nearest long long function

llround(3M) - round to long long function

localeconv(3C) - query the numeric formatting conventions of the current locale

log(3M) - natural logarithm functions

log10(3M) - common logarithm functions

log1p(3M) - natural logarithm function

log2(3M) - logarithm base two functions

logb(3M) - radix-independent exponent

logname(3C) - return login name of user

longname(3X) - get verbose description of current terminal

lrint(3M) - round to nearest long function

lround(3M) - round to long function

lsearch(3C) - linear search and update

ltostr(3C) - convert long integers to strings

m

malloc(3C) - main memory allocator

mbrlen(3C) - get number of bytes in a character (restartable)

mbrtowc(3C) - convert a character to a wide-character code (restartable)

mbsini