zos-io.cc File Reference

#include "zos-base.h"
#include <_Ccsid.h>
#include <errno.h>
#include <fcntl.h>
#include <poll.h>
#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/inotify.h>
#include <utmpx.h>

Macros
#define	_AE_BIMODAL   1

Functions
void	__console (const void *p_in, int len_i)
int	__console_printf (const char *fmt,...)
int	vdprintf (int fd, const char *fmt, va_list ap)
int	dprintf (int fd, const char *fmt,...)
void	__dump_title (int fd, const void *addr, size_t len, size_t bw, const char *format,...)
void	__dump (int fd, const void *addr, size_t len, size_t bw)
int	__find_file_in_path (char *out, int size, const char *envvar, const char *file)
int	__chgfdccsid (int fd, unsigned short ccsid)
int	__chgpathccsid (char *pathname, unsigned short ccsid)
int	__setfdccsid (int fd, int t_ccsid)
int	__copyfdccsid (int sourcefd, int destfd)
int	__setfdbinary (int fd)
int	__setfdtext (int fd)
int	__disableautocvt (int fd)
int	__chgfdcodeset (int fd, char *codeset)
int	__getfdccsid (int fd)
int	__getLogMemoryFileNo ()
void	__setLogMemoryUsage (bool value)
void	__memprintf (const char *format,...)
int	__pipe_orig (int[2]) asm("pipe")
int	__socketpair_orig (int domain, int type, int protocol, int sv[2]) asm("socketpair")
int	__close_orig (int) asm("close")
int	__open_orig (const char *filename, int opts,...) asm("@@A00144")
int	__mkstemp_orig (char *) asm("@@A00184")
FILE *	__fopen_orig (const char *filename, const char *mode) asm("@@A00246")
int	__mkfifo_orig (const char *pathname, mode_t mode) asm("@@A00133")
struct utmpx *	__getutxent_orig (void) asm("getutxent")
int	utmpxname (char *file)
struct utmpx *	__getutxent_ascii (void)
int	__open_ascii (const char *filename, int opts,...)
FILE *	__fopen_ascii (const char *filename, const char *mode)
int	__pipe_ascii (int fd[2])
int	__mkfifo_ascii (const char *pathname, mode_t mode)
int	__mkstemp_ascii (char *tmpl)
int	__close (int fd)
int	__socketpair_ascii (int domain, int type, int protocol, int sv[2])

Macro Definition Documentation

_AE_BIMODAL

#define _AE_BIMODAL   1

Function Documentation

__chgfdccsid()

int __chgfdccsid	(	int	fd,
		unsigned short	ccsid
	)

Change file descriptor to CCSID.

Parameters

[in]	fd	file descriptor.
[in]	ccsid	CCSID.

Returns

returns 0 if successful, or -1 on failure.

__chgfdcodeset()

int __chgfdcodeset	(	int	fd,
		char *	codeset
	)

Change file descriptor to CCSID from a codeset

Parameters

[in]	fd	file descriptor.
[in]	codeset	code set

Returns

returns 0 if successful, or -1 on failure.

__chgpathccsid()

int __chgpathccsid	(	char *	pathname,
		unsigned short	ccsid
	)

__close()

int __close

(

int

fd

)

__close_orig()

int __close_orig

(

int

)

__console()

void __console	(	const void *	p_in,
		int	len_i
	)

Print given buffer to MVS Console.

__console_printf()

int __console_printf	(	const char *	fmt,
			...
	)

Print formatted data to MVS Console.

__copyfdccsid()

int __copyfdccsid	(	int	sourcefd,
		int	destfd
	)

Copy ccsid from source fd to destination fd

Parameters

[in]	sourcefd	file descriptor.
[in]	destfd	file descriptor.

Returns

returns 0 if successful, or -1 on failure.

__disableautocvt()

int __disableautocvt

(

int

fd

)

Disable auto-conversion on file descriptors

Parameters

[in]

fd

file descriptor.

Returns

returns 0 if successful, or -1 on failure.

__dump()

void __dump	(	int	fd,
		const void *	addr,
		size_t	len,
		size_t	bw
	)

Dump to console.

__dump_title()

void __dump_title	(	int	fd,
		const void *	addr,
		size_t	len,
		size_t	bw,
		const char *	format,
			...
	)

Dump title to console.

__find_file_in_path()

int __find_file_in_path	(	char *	out,
		int	size,
		const char *	envvar,
		const char *	file
	)

Finds file in a given path

Parameters

[out]	out	Found path string
[in]	size	Max size of path string
[in]	envar	Environment variable to search
[in]	file	file to search

Returns

returns non-zero if successful, 0 if not found.

__fopen_ascii()

FILE * __fopen_ascii	(	const char *	filename,
		const char *	mode
	)

Same as C open but tags new files as ASCII (819)

__fopen_orig()

FILE * __fopen_orig	(	const char *	filename,
		const char *	mode
	)

__getfdccsid()

int __getfdccsid

(

int

fd

)

Get file descriptor CCSID.

Parameters

[in]

fd

file descriptor.

Returns

returns file descriptors ccsid.

__getLogMemoryFileNo()

int __getLogMemoryFileNo

(

)

Returns the fileno to which memory diagnostics is written (use for instance in a __display_backtrace(__getLogMemoryFileNo()); call).

__getutxent_ascii()

struct utmpx * __getutxent_ascii

(

void

)

__getutxent_orig()

struct utmpx * __getutxent_orig

(

void

)

__memprintf()

void __memprintf	(	const char *	format,
			...
	)

Logs memory allocation and release to the file name specified in the environment variable zoslib_config_t.MEMORY_USAGE_LOG_FILE_ENVAR.

Parameters

[in]

same

as C's printf() parameters

__mkfifo_ascii()

int __mkfifo_ascii	(	const char *	pathname,
		mode_t	mode
	)

Same as C mkfifo but tags FIFO special files as ASCII (819)

__mkfifo_orig()

int __mkfifo_orig	(	const char *	pathname,
		mode_t	mode
	)

__mkstemp_ascii()

int __mkstemp_ascii

(

char *

tmpl

)

__mkstemp_orig()

int __mkstemp_orig

(

char *

)

__open_ascii()

int __open_ascii	(	const char *	filename,
		int	opts,
			...
	)

Same as C open but tags new files as ASCII (819)

__open_orig()

int __open_orig	(	const char *	filename,
		int	opts,
			...
	)

__pipe_ascii()

int __pipe_ascii

(

int

fd[2]

)

__pipe_orig()

int __pipe_orig

(

int

[2]

)

__setfdbinary()

int __setfdbinary

(

int

fd

)

Change file descriptor to binary

Parameters

[in]

fd

file descriptor.

Returns

returns 0 if successful, or -1 on failure.

__setfdccsid()

int __setfdccsid	(	int	fd,
		int	t_ccsid
	)

Set file descriptor to the provided CCSID.

Parameters

[in]	fd	file descriptor.
[in]	t_ccsid	CCSID.

Returns

returns 0 if successful, or -1 on failure.

__setfdtext()

int __setfdtext

(

int

fd

)

Change file descriptor to text (819 or controlled via envar)

Parameters

[in]

fd

file descriptor.

Returns

returns 0 if successful, or -1 on failure.

__setLogMemoryUsage()

void __setLogMemoryUsage ( bool  value )

extern

__socketpair_ascii()

int __socketpair_ascii	(	int	domain,
		int	type,
		int	protocol,
		int	sv[2]
	)

__socketpair_orig()

int __socketpair_orig	(	int	domain,
		int	type,
		int	protocol,
		int	sv[2]
	)

dprintf()

int dprintf	(	int	fd,
		const char *	fmt,
			...
	)

Debug Printf.

Returns

returns total number of bytes written to file descriptor

utmpxname()

int utmpxname

(

char *

file

)

vdprintf()

int vdprintf	(	int	fd,
		const char *	fmt,
		va_list	ap
	)

Variadic Debug Printf.

Returns

returns total number of bytes written to file descriptor