mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
328 lines
7.9 KiB
C++
328 lines
7.9 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "fcntl.h"
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#include "errno.h"
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#if defined(XP_UNIX)
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#include "unistd.h"
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#endif // defined(XP_UNIX)
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#if defined(XP_MACOSX)
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#include "copyfile.h"
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#endif // defined(XP_MACOSX)
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#if defined(XP_WIN)
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#include <windows.h>
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#endif // defined(XP_WIN)
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#include "jsapi.h"
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#include "jsfriendapi.h"
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#include "BindingUtils.h"
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#include "OSFileConstants.h"
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/**
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* This module defines the basic libc constants (error numbers, open modes,
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* etc.) used by OS.File and possibly other OS-bound JavaScript libraries.
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*/
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namespace mozilla {
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/**
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* Define a simple read-only property holding an integer.
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*
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* @param name The name of the constant. Used both as the JS name for the
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* constant and to access its value. Must be defined.
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*
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* Produces a |ConstantSpec|.
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*/
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#define INT_CONSTANT(name) \
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{ #name, INT_TO_JSVAL(name) }
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/**
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* End marker for ConstantSpec
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*/
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#define PROP_END { NULL, JSVAL_VOID }
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// Define missing constants for Android
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#if !defined(S_IRGRP)
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#define S_IXOTH 0001
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#define S_IWOTH 0002
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#define S_IROTH 0004
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#define S_IRWXO 0007
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#define S_IXGRP 0010
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#define S_IWGRP 0020
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#define S_IRGRP 0040
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#define S_IRWXG 0070
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#define S_IXUSR 0100
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#define S_IWUSR 0200
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#define S_IRUSR 0400
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#define S_IRWXU 0700
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#endif // !defined(S_IRGRP)
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/**
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* The properties defined in libc.
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*
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* If you extend this list of properties, please
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* separate categories ("errors", "open", etc.),
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* keep properties organized by alphabetical order
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* and #ifdef-away properties that are not portable.
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*/
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static dom::ConstantSpec gLibcProperties[] =
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{
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// Arguments for open
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INT_CONSTANT(O_APPEND),
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INT_CONSTANT(O_CREAT),
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#if defined(O_DIRECTORY)
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INT_CONSTANT(O_DIRECTORY),
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#endif // defined(O_DIRECTORY)
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#if defined(O_EVTONLY)
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INT_CONSTANT(O_EVTONLY),
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#endif // defined(O_EVTONLY)
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INT_CONSTANT(O_EXCL),
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#if defined(O_EXLOCK)
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INT_CONSTANT(O_EXLOCK),
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#endif // defined(O_EXLOCK)
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#if defined(O_LARGEFILE)
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INT_CONSTANT(O_LARGEFILE),
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#endif // defined(O_LARGEFILE)
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#if defined(O_NOFOLLOW)
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INT_CONSTANT(O_NOFOLLOW),
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#endif // defined(O_NOFOLLOW)
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#if defined(O_NONBLOCK)
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INT_CONSTANT(O_NONBLOCK),
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#endif // defined(O_NONBLOCK)
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INT_CONSTANT(O_RDONLY),
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INT_CONSTANT(O_RDWR),
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#if defined(O_RSYNC)
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INT_CONSTANT(O_RSYNC),
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#endif // defined(O_RSYNC)
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#if defined(O_SHLOCK)
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INT_CONSTANT(O_SHLOCK),
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#endif // defined(O_SHLOCK)
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#if defined(O_SYMLINK)
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INT_CONSTANT(O_SYMLINK),
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#endif // defined(O_SYMLINK)
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#if defined(O_SYNC)
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INT_CONSTANT(O_SYNC),
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#endif // defined(O_SYNC)
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INT_CONSTANT(O_TRUNC),
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INT_CONSTANT(O_WRONLY),
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#if defined(AT_EACCESS)
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INT_CONSTANT(AT_EACCESS),
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#endif //defined(AT_EACCESS)
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#if defined(AT_FDCWD)
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INT_CONSTANT(AT_FDCWD),
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#endif //defined(AT_FDCWD)
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#if defined(AT_SYMLINK_NOFOLLOW)
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INT_CONSTANT(AT_SYMLINK_NOFOLLOW),
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#endif //defined(AT_SYMLINK_NOFOLLOW)
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// access
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#if defined(F_OK)
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INT_CONSTANT(F_OK),
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INT_CONSTANT(R_OK),
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INT_CONSTANT(W_OK),
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INT_CONSTANT(X_OK),
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#endif // defined(F_OK)
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// modes
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INT_CONSTANT(S_IRGRP),
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INT_CONSTANT(S_IROTH),
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INT_CONSTANT(S_IRUSR),
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INT_CONSTANT(S_IRWXG),
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INT_CONSTANT(S_IRWXO),
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INT_CONSTANT(S_IRWXU),
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INT_CONSTANT(S_IWGRP),
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INT_CONSTANT(S_IWOTH),
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INT_CONSTANT(S_IWUSR),
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INT_CONSTANT(S_IXOTH),
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INT_CONSTANT(S_IXGRP),
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INT_CONSTANT(S_IXUSR),
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// seek
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INT_CONSTANT(SEEK_CUR),
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INT_CONSTANT(SEEK_END),
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INT_CONSTANT(SEEK_SET),
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// copyfile
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#if defined(COPYFILE_DATA)
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INT_CONSTANT(COPYFILE_DATA),
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INT_CONSTANT(COPYFILE_EXCL),
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INT_CONSTANT(COPYFILE_XATTR),
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INT_CONSTANT(COPYFILE_STAT),
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INT_CONSTANT(COPYFILE_ACL),
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#endif // defined(COPYFILE_DATA)
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// error values
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INT_CONSTANT(EACCES),
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INT_CONSTANT(EAGAIN),
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INT_CONSTANT(EBADF),
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INT_CONSTANT(EEXIST),
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INT_CONSTANT(EFAULT),
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INT_CONSTANT(EFBIG),
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INT_CONSTANT(EINVAL),
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INT_CONSTANT(EIO),
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INT_CONSTANT(EISDIR),
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#if defined(ELOOP) // not defined with VC9
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INT_CONSTANT(ELOOP),
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#endif // defined(ELOOP)
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INT_CONSTANT(EMFILE),
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INT_CONSTANT(ENAMETOOLONG),
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INT_CONSTANT(ENFILE),
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INT_CONSTANT(ENOENT),
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INT_CONSTANT(ENOMEM),
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INT_CONSTANT(ENOSPC),
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INT_CONSTANT(ENOTDIR),
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INT_CONSTANT(ENXIO),
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#if defined(EOPNOTSUPP) // not defined with VC 9
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INT_CONSTANT(EOPNOTSUPP),
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#endif // defined(EOPNOTSUPP)
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#if defined(EOVERFLOW) // not defined with VC 9
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INT_CONSTANT(EOVERFLOW),
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#endif // defined(EOVERFLOW)
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INT_CONSTANT(EPERM),
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INT_CONSTANT(ERANGE),
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#if defined(ETIMEDOUT) // not defined with VC 9
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INT_CONSTANT(ETIMEDOUT),
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#endif // defined(ETIMEDOUT)
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#if defined(EWOULDBLOCK) // not defined with VC 9
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INT_CONSTANT(EWOULDBLOCK),
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#endif // defined(EWOULDBLOCK)
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INT_CONSTANT(EXDEV),
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PROP_END
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};
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#if defined(XP_WIN)
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/**
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* The properties defined in windows.h.
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*
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* If you extend this list of properties, please
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* separate categories ("errors", "open", etc.),
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* keep properties organized by alphabetical order
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* and #ifdef-away properties that are not portable.
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*/
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static dom::ConstantSpec gWinProperties[] =
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{
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// FormatMessage flags
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INT_CONSTANT(FORMAT_MESSAGE_FROM_SYSTEM),
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INT_CONSTANT(FORMAT_MESSAGE_IGNORE_INSERTS),
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// CreateFile desired access
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INT_CONSTANT(GENERIC_ALL),
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INT_CONSTANT(GENERIC_EXECUTE),
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INT_CONSTANT(GENERIC_READ),
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INT_CONSTANT(GENERIC_WRITE),
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// CreateFile share mode
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INT_CONSTANT(FILE_SHARE_DELETE),
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INT_CONSTANT(FILE_SHARE_READ),
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INT_CONSTANT(FILE_SHARE_WRITE),
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// CreateFile creation disposition
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INT_CONSTANT(CREATE_ALWAYS),
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INT_CONSTANT(CREATE_NEW),
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INT_CONSTANT(OPEN_ALWAYS),
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INT_CONSTANT(OPEN_EXISTING),
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INT_CONSTANT(TRUNCATE_EXISTING),
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// CreateFile attributes
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INT_CONSTANT(FILE_ATTRIBUTE_ARCHIVE),
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INT_CONSTANT(FILE_ATTRIBUTE_DIRECTORY),
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INT_CONSTANT(FILE_ATTRIBUTE_NORMAL),
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INT_CONSTANT(FILE_ATTRIBUTE_READONLY),
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INT_CONSTANT(FILE_ATTRIBUTE_TEMPORARY),
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// CreateFile error constant
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{ "INVALID_HANDLE_VALUE", INT_TO_JSVAL(INT_PTR(INVALID_HANDLE_VALUE)) },
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// CreateFile flags
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INT_CONSTANT(FILE_FLAG_DELETE_ON_CLOSE),
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// SetFilePointer methods
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INT_CONSTANT(FILE_BEGIN),
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INT_CONSTANT(FILE_CURRENT),
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INT_CONSTANT(FILE_END),
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// SetFilePointer error constant
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INT_CONSTANT(INVALID_SET_FILE_POINTER),
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// Errors
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INT_CONSTANT(ERROR_FILE_EXISTS),
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INT_CONSTANT(ERROR_FILE_NOT_FOUND),
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INT_CONSTANT(ERROR_ACCESS_DENIED),
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PROP_END
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};
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#endif // defined(XP_WIN)
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/**
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* Get a field of an object as an object.
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*
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* If the field does not exist, create it. If it exists but is not an
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* object, throw a JS error.
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*/
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JSObject *GetOrCreateObjectProperty(JSContext *cx, JSObject *aObject,
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const char *aProperty)
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{
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JS::Value val;
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if (!JS_GetProperty(cx, aObject, aProperty, &val)) {
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return NULL;
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}
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if (!val.isUndefined()) {
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if (val.isObject()) {
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return &val.toObject();
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}
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JS_ReportErrorNumber(cx, js_GetErrorMessage, NULL,
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JSMSG_UNEXPECTED_TYPE, aProperty, "not an object");
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return NULL;
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}
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return JS_DefineObject(cx, aObject, aProperty, NULL, NULL, JSPROP_ENUMERATE);
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}
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/**
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* Define OS-specific constants.
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*
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* This function creates or uses JS object |OS.Constants| to store
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* all its constants.
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*/
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bool DefineOSFileConstants(JSContext *cx, JSObject *global)
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{
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JSObject *objOS;
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if (!(objOS = GetOrCreateObjectProperty(cx, global, "OS"))) {
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return false;
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}
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JSObject *objConstants;
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if (!(objConstants = GetOrCreateObjectProperty(cx, objOS, "Constants"))) {
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return false;
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}
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JSObject *objLibc;
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if (!(objLibc = GetOrCreateObjectProperty(cx, objConstants, "libc"))) {
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return false;
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}
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if (!dom::DefineConstants(cx, objLibc, gLibcProperties)) {
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return false;
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}
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#if defined(XP_WIN)
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JSObject *objWin;
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if (!(objWin = GetOrCreateObjectProperty(cx, objConstants, "Win"))) {
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return false;
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}
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if (!dom::DefineConstants(cx, objWin, gWinProperties)) {
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return false;
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}
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#endif // defined(XP_WIN)
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return true;
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}
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} // namespace mozilla
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