nginx-quic/src/os/win32/ngx_files.h
2003-11-14 07:20:34 +00:00

103 lines
3.7 KiB
C

#ifndef _NGX_FILES_H_INCLUDED_
#define _NGX_FILES_H_INCLUDED_
#include <ngx_config.h>
#include <ngx_core.h>
/* INVALID_FILE_ATTRIBUTES is specified but not defined at least in MSVC6SP2 */
#ifndef INVALID_FILE_ATTRIBUTES
#define INVALID_FILE_ATTRIBUTES 0xffffffff
#endif
/* INVALID_SET_FILE_POINTER is not defined at least in MSVC6SP2 */
#ifndef INVALID_SET_FILE_POINTER
#define INVALID_SET_FILE_POINTER 0xffffffff
#endif
#define NGX_INVALID_FILE INVALID_HANDLE_VALUE
#define NGX_FILE_ERROR 0
#define ngx_open_file(name, access, create) \
CreateFile(name, access, \
FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE, \
NULL, create, FILE_FLAG_BACKUP_SEMANTICS, NULL)
/*
NULL, OPEN_EXISTING, 0, NULL)
*/
#define ngx_open_file_n "CreateFile()"
#define NGX_FILE_RDONLY GENERIC_READ
#define NGX_FILE_RDWR GENERIC_READ|GENERIC_WRITE
#define NGX_FILE_CREATE_OR_OPEN OPEN_ALWAYS
#define NGX_FILE_OPEN OPEN_EXISTING
#define NGX_FILE_APPEND 0
int ngx_file_append_mode(ngx_fd_t fd);
#define ngx_file_append_mode_n "SetFilePointer()"
#define ngx_open_tempfile(name, persistent) \
CreateFile(name, \
GENERIC_READ|GENERIC_WRITE, \
FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE, \
NULL, \
CREATE_NEW, \
persistent ? 0: \
FILE_ATTRIBUTE_TEMPORARY|FILE_FLAG_DELETE_ON_CLOSE, \
NULL);
#define ngx_open_tempfile_n "CreateFile()"
#define ngx_close_file CloseHandle
#define ngx_close_file_n "CloseHandle()"
int ngx_rename_file(ngx_str_t *from, ngx_str_t *to, ngx_pool_t *pool);
#define ngx_rename_file_n "MoveFile()"
#define ngx_mkdir(name) CreateDirectory(name, NULL)
#define ngx_mkdir_n "CreateDirectory()"
int ngx_file_type(char *filename, ngx_file_info_t *fi);
#define ngx_file_type_n "GetFileAttributes"
#define ngx_stat_fd(fd, fi) GetFileInformationByHandle(fd, fi)
#define ngx_stat_fd_n "GetFileInformationByHandle"
#define ngx_is_dir(fi) (fi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
#define ngx_is_file(fi) !(fi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
#define ngx_file_size(fi) \
(((off_t) fi.nFileSizeHigh << 32) | fi.nFileSizeLow)
#define ngx_file_uniq(fi) (*(ngx_file_uniq_t *) &fi.nFileIndexHigh)
/* 116444736000000000 is commented in src/os/win32/ngx_time.c */
#define ngx_file_mtime(fi) \
(time_t) (((((unsigned __int64) fi.ftLastWriteTime.dwHighDateTime << 32) \
| fi.ftLastWriteTime.dwLowDateTime) \
- 116444736000000000) / 10000000)
ssize_t ngx_read_file(ngx_file_t *file, char *buf, size_t size, off_t offset);
#define ngx_read_file_n "ReadFile()"
ssize_t ngx_write_file(ngx_file_t *file, char *buf, size_t size, off_t offset);
ssize_t ngx_write_chain_to_file(ngx_file_t *file, ngx_chain_t *ce,
off_t offset, ngx_pool_t *pool);
#define STDERR_FILENO (HANDLE) 2
#endif /* _NGX_FILES_H_INCLUDED_ */