/usr/include/globus/globus_xio_system.h is in libglobus-xio-dev 4.15-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright 1999-2006 University of Chicago
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* The goal of this abstraction is to provide a common interface for the
* asynchronous and IO operations only.
*/
#ifndef GLOBUS_XIO_SYSTEM_INCLUDE
#define GLOBUS_XIO_SYSTEM_INCLUDE
#include "globus_common.h"
#include "globus_xio_types.h"
#ifdef __cplusplus
extern "C" {
#endif
#define GLOBUS_XIO_SYSTEM_MODULE (&globus_i_xio_system_module)
extern globus_module_descriptor_t globus_i_xio_system_module;
#ifdef WIN32
#include <windows.h>
#include <winsock2.h>
#define GLOBUS_XIO_SYSTEM_INVALID_FILE INVALID_HANDLE_VALUE
#define GLOBUS_XIO_SYSTEM_INVALID_SOCKET INVALID_SOCKET
typedef struct globus_l_xio_win32_file_s * globus_xio_system_file_handle_t;
typedef struct globus_l_xio_win32_socket_s * globus_xio_system_socket_handle_t;
typedef SOCKET globus_xio_system_socket_t;
typedef HANDLE globus_xio_system_file_t;
#else
#define GLOBUS_XIO_SYSTEM_INVALID_FILE -1
#define GLOBUS_XIO_SYSTEM_INVALID_SOCKET -1
/* these are handles to this interface */
typedef struct globus_l_xio_system_s * globus_xio_system_file_handle_t;
typedef struct globus_l_xio_system_s * globus_xio_system_socket_handle_t;
/* these are the native descriptor types */
typedef int globus_xio_system_socket_t;
typedef int globus_xio_system_file_t;
/* deprecated, do not use! */
typedef int globus_xio_system_native_handle_t;
#endif
typedef enum
{
GLOBUS_XIO_SYSTEM_ERROR_SYSTEM_ERROR = 1024,
GLOBUS_XIO_SYSTEM_ERROR_TOO_MANY_FDS,
GLOBUS_XIO_SYSTEM_ERROR_ALREADY_REGISTERED,
GLOBUS_XIO_SYSTEM_ERROR_OPERATION_CANCELED,
GLOBUS_XIO_SYSTEM_ERROR_NOT_REGISTERED
} globus_xio_system_error_type_t;
typedef enum
{
GLOBUS_XIO_SYSTEM_FILE = 1,
GLOBUS_XIO_SYSTEM_TCP,
GLOBUS_XIO_SYSTEM_TCP_LISTENER,
GLOBUS_XIO_SYSTEM_UDP
} globus_xio_system_type_t;
typedef void
(*globus_xio_system_callback_t)(
globus_result_t result,
void * user_arg);
typedef void
(*globus_xio_system_data_callback_t)(
globus_result_t result,
globus_size_t nbytes,
void * user_arg);
/**
* This handle is only used to maintain state for the operations below.
* As of now, the only modification it makes to the handle is set the
* non-blocking attribute.
*
* Note that initial file pointer is taken here and cached throughout.
* do not seek yourself
*/
globus_result_t
globus_xio_system_file_init(
globus_xio_system_file_handle_t * handle,
globus_xio_system_file_t fd);
/* this does *not* close the native handle.
* It should remove the non-blocking setting
*
* do not call this with outstanding operations. you can call it from with
* a callback
*/
void
globus_xio_system_file_destroy(
globus_xio_system_file_handle_t handle);
globus_result_t
globus_xio_system_file_register_read(
globus_xio_operation_t op,
globus_xio_system_file_handle_t handle,
globus_off_t offset,
const globus_xio_iovec_t * iov,
int iovc,
globus_size_t waitforbytes,
globus_xio_system_data_callback_t callback,
void * user_arg);
globus_result_t
globus_xio_system_file_register_write(
globus_xio_operation_t op,
globus_xio_system_file_handle_t handle,
globus_off_t offset,
const globus_xio_iovec_t * iov,
int iovc,
globus_size_t waitforbytes,
globus_xio_system_data_callback_t callback,
void * user_arg);
/* pass 0 for waitforbytes to not block */
globus_result_t
globus_xio_system_file_read(
globus_xio_system_file_handle_t handle,
globus_off_t offset,
const globus_xio_iovec_t * iov,
int iovc,
globus_size_t waitforbytes,
globus_size_t * nbytes);
globus_result_t
globus_xio_system_file_write(
globus_xio_system_file_handle_t handle,
globus_off_t offset,
const globus_xio_iovec_t * iov,
int iovc,
globus_size_t waitforbytes,
globus_size_t * nbytes);
/* syscall abstractions */
globus_off_t
globus_xio_system_file_get_position(
globus_xio_system_file_t fd);
globus_off_t
globus_xio_system_file_get_size(
globus_xio_system_file_t fd);
globus_xio_system_file_t
globus_xio_system_convert_stdio(
const char * stdio);
globus_result_t
globus_xio_system_file_truncate(
globus_xio_system_file_t fd,
globus_off_t size);
globus_result_t
globus_xio_system_file_open(
globus_xio_system_file_t * fd,
const char * filename,
int flags,
unsigned long mode);
globus_result_t
globus_xio_system_file_close(
globus_xio_system_file_t fd);
/**
* This handle is only used to maintain state for the operations below.
* As of now, the only modification it makes to the handle is set the
* non-blocking attribute.
*/
globus_result_t
globus_xio_system_socket_init(
globus_xio_system_socket_handle_t * handle,
globus_xio_system_socket_t socket,
globus_xio_system_type_t type);
/* this does *not* close the native handle.
* It should remove the non-blocking setting
*
* do not call this with outstanding operations. you can call it from with
* a callback
*/
void
globus_xio_system_socket_destroy(
globus_xio_system_socket_handle_t handle);
globus_result_t
globus_xio_system_socket_register_connect(
globus_xio_operation_t op,
globus_xio_system_socket_handle_t handle,
globus_sockaddr_t * addr,
globus_xio_system_callback_t callback,
void * user_arg);
globus_result_t
globus_xio_system_socket_register_accept(
globus_xio_operation_t op,
globus_xio_system_socket_handle_t listener_handle,
globus_xio_system_socket_t * out_handle,
globus_xio_system_callback_t callback,
void * user_arg);
/* if using from, probably want waitforbytes to be 1 */
/* if waitforbytes == 0 and iov[0].iov_len == 0
* behave like select()... ie notify when data ready
*/
globus_result_t
globus_xio_system_socket_register_read(
globus_xio_operation_t op,
globus_xio_system_socket_handle_t handle,
const globus_xio_iovec_t * iov,
int iovc,
globus_size_t waitforbytes,
int flags,
globus_sockaddr_t * out_from,
globus_xio_system_data_callback_t callback,
void * user_arg);
/* if waitforbytes == 0 and iov[0].iov_len == 0
* behave like select()... ie notify when data ready
*/
globus_result_t
globus_xio_system_socket_register_write(
globus_xio_operation_t op,
globus_xio_system_socket_handle_t handle,
const globus_xio_iovec_t * iov,
int iovc,
globus_size_t waitforbytes,
int flags,
globus_sockaddr_t * to,
globus_xio_system_data_callback_t callback,
void * user_arg);
/* if waitforbytes == 0, do a non-blocking read */
globus_result_t
globus_xio_system_socket_read(
globus_xio_system_socket_handle_t handle,
const globus_xio_iovec_t * iov,
int iovc,
globus_size_t waitforbytes,
int flags,
globus_sockaddr_t * from,
globus_size_t * nbytes);
/* if waitforbytes == 0, do a non-blocking write */
globus_result_t
globus_xio_system_socket_write(
globus_xio_system_socket_handle_t handle,
const globus_xio_iovec_t * iov,
int iovc,
globus_size_t waitforbytes,
int flags,
globus_sockaddr_t * to,
globus_size_t * nbytes);
/* syscall abstractions */
globus_result_t
globus_xio_system_socket_create(
globus_xio_system_socket_t * socket,
int domain,
int type,
int protocol);
globus_result_t
globus_xio_system_socket_setsockopt(
globus_xio_system_socket_t socket,
int level,
int optname,
const void * optval,
globus_socklen_t optlen);
globus_result_t
globus_xio_system_socket_getsockopt(
globus_xio_system_socket_t socket,
int level,
int optname,
void * optval,
globus_socklen_t * optlen);
globus_result_t
globus_xio_system_socket_getsockname(
globus_xio_system_socket_t socket,
struct sockaddr * name,
globus_socklen_t * namelen);
globus_result_t
globus_xio_system_socket_getpeername(
globus_xio_system_socket_t socket,
struct sockaddr * name,
globus_socklen_t * namelen);
globus_result_t
globus_xio_system_socket_bind(
globus_xio_system_socket_t socket,
struct sockaddr * addr,
globus_socklen_t addrlen);
globus_result_t
globus_xio_system_socket_listen(
globus_xio_system_socket_t socket,
int backlog);
globus_result_t
globus_xio_system_socket_connect(
globus_xio_system_socket_t socket,
const struct sockaddr * addr,
globus_socklen_t addrlen);
globus_result_t
globus_xio_system_socket_close(
globus_xio_system_socket_t socket);
#ifdef WIN32
/**
* XXX
* readonly on windows means something different than on unix. don't support
* it for now
*/
#undef S_IRWXU
#define S_IRWXU 0
#undef S_IRUSR
#define S_IRUSR 0
#undef S_IWUSR
#define S_IWUSR 0
#undef S_IXUSR
#define S_IXUSR 0
#undef S_IRWXO
#define S_IRWXO 0
#undef S_IROTH
#define S_IROTH 0
#undef S_IWOTH
#define S_IWOTH 0
#undef S_IXOTH
#define S_IXOTH 0
#undef S_IRWXG
#define S_IRWXG 0
#undef S_IRGRP
#define S_IRGRP 0
#undef S_IWGRP
#define S_IWGRP 0
#undef S_IXGRP
#define S_IXGRP 0
#endif
#ifdef __cplusplus
}
#endif
#endif
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