nginx/src/os/win32/ngx_files.h

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#ifndef _NGX_FILES_H_INCLUDED_
#define _NGX_FILES_H_INCLUDED_
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#include <ngx_config.h>
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#include <ngx_types.h>
#include <ngx_file.h>
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/* INVALID_FILE_ATTRIBUTES specified but never defined at least in VC6SP2 */
#ifndef INVALID_FILE_ATTRIBUTES
#define INVALID_FILE_ATTRIBUTES 0xFFFFFFFF
#endif
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#define NGX_INVALID_FILE INVALID_HANDLE_VALUE
#define NGX_FILE_ERROR 0
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#define ngx_open_file(name, access, create) \
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CreateFile(name, flags, \
FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE, \
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NULL, create, FILE_FLAG_BACKUP_SEMANTICS, NULL)
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/*
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NULL, OPEN_EXISTING, 0, NULL)
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*/
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#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
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#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);
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#define ngx_open_tempfile_n "CreateFile()"
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#define ngx_close_file CloseHandle
#define ngx_close_file_n "CloseHandle()"
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#define ngx_mkdir(name) CreateDirectory(name, NULL)
#define ngx_mkdir_n "CreateDirectory()"
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int ngx_file_type(char *filename, ngx_file_info_t *fi);
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#define ngx_file_type_n "GetFileAttributes"
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#define ngx_stat_fd(fd, fi) GetFileInformationByHandle(fd, fi)
#define ngx_stat_fd_n "GetFileInformationByHandle"
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#define ngx_is_dir(fi) (fi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
#define ngx_is_file(fi) !(fi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
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#define ngx_file_size(fi) \
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(((off_t) fi.nFileSizeHigh << 32) | fi.nFileSizeLow)
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/* There are 134774 days between 1 Jan 1970 and 1 Jan 1601,
11644473600 seconds or 11644473600,000,000,0 100-nanosecond intervals */
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#define ngx_file_mtime(fi) \
(time_t) (((((unsigned __int64) fi.ftLastWriteTime.dwHighDateTime << 32) \
| fi.ftLastWriteTime.dwLowDateTime) \
- 116444736000000000) / 10000000)
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ssize_t ngx_read_file(ngx_file_t *file, char *buf, size_t size, off_t offset);
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#define ngx_read_file_n "ReadFile()"
#define STDERR_FILENO (HANDLE) 2
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#endif /* _NGX_FILES_H_INCLUDED_ */