mirror of
https://github.com/reactos/reactos.git
synced 2024-12-28 01:55:19 +00:00
4045 lines
99 KiB
C
4045 lines
99 KiB
C
/*
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* PROJECT: ReactOS CRT library
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* LICENSE: LGPL - See COPYING in the top level directory
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* FILE: lib/sdk/crt/stdio/file.c
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* PURPOSE: File CRT functions
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* PROGRAMMERS: Wine team
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* Ported to ReactOS by Aleksey Bragin (aleksey@reactos.org)
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*/
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/*********************************************
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* This file contains ReactOS changes!!
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* Don't blindly sync it with Wine code!
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*
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* If you break Unicode output on the console again, please update this counter:
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* int hours_wasted_on_this = 42;
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*********************************************/
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/*
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* msvcrt.dll file functions
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*
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* Copyright 1996,1998 Marcus Meissner
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* Copyright 1996 Jukka Iivonen
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* Copyright 1997,2000 Uwe Bonnes
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* Copyright 2000 Jon Griffiths
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* Copyright 2004 Eric Pouech
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* Copyright 2004 Juan Lang
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*
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* TODO
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* Use the file flag hints O_SEQUENTIAL, O_RANDOM, O_SHORT_LIVED
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*/
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#include <precomp.h>
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#include "wine/unicode.h"
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#include "internal/wine/msvcrt.h"
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#include <sys/utime.h>
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#include <direct.h>
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int *__p__fmode(void);
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int *__p___mb_cur_max(void);
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extern int _commode;
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#ifndef _IOCOMMIT
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#define _IOCOMMIT 0x4000
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#endif
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#ifdef feof
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#undef feof
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#endif
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#ifdef _fileno
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#undef _fileno
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#endif
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#ifdef ferror
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#undef ferror
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#endif
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#ifdef clearerr
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#undef clearerr
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#endif
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#undef getc
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#undef getwc
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#undef getchar
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#undef getwchar
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#undef putc
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#undef putwc
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#undef putchar
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#undef putwchar
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#undef vprintf
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#undef vwprintf
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/* _access() bit flags FIXME: incomplete */
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/* defined in crt/io.h */
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/* values for wxflag in file descriptor */
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#define WX_OPEN 0x01
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#define WX_ATEOF 0x02
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#define WX_READNL 0x04 /* read started with \n */
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#define WX_READEOF 0x04 /* like ATEOF, but for underlying file rather than buffer */
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#define WX_PIPE 0x08
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#define WX_READCR 0x08 /* underlying file is at \r */
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#define WX_DONTINHERIT 0x10
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#define WX_APPEND 0x20
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#define WX_TTY 0x40
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#define WX_TEXT 0x80
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/* values for exflag - it's used differently in msvcr90.dll*/
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#define EF_UTF8 0x01
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#define EF_UTF16 0x02
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#define EF_CRIT_INIT 0x04
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#define EF_UNK_UNICODE 0x08
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static char utf8_bom[3] = { 0xef, 0xbb, 0xbf };
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static char utf16_bom[2] = { 0xff, 0xfe };
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/* FIXME: this should be allocated dynamically */
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#define MSVCRT_MAX_FILES 2048
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#define MSVCRT_FD_BLOCK_SIZE 32
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#define MSVCRT_INTERNAL_BUFSIZ 4096
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/*********************************************************************
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* __pioinfo (MSVCRT.@)
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* array of pointers to ioinfo arrays [32]
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*/
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ioinfo * __pioinfo[MSVCRT_MAX_FILES/MSVCRT_FD_BLOCK_SIZE] = { 0 };
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/*********************************************************************
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* __badioinfo (MSVCRT.@)
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*/
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ioinfo __badioinfo = { INVALID_HANDLE_VALUE, WX_TEXT };
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typedef struct {
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FILE file;
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CRITICAL_SECTION crit;
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} file_crit;
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FILE _iob[_IOB_ENTRIES] = { { 0 } };
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static file_crit* MSVCRT_fstream[MSVCRT_MAX_FILES/MSVCRT_FD_BLOCK_SIZE] = { NULL };
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static int MSVCRT_max_streams = 512, MSVCRT_stream_idx;
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/* INTERNAL: process umask */
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static int MSVCRT_umask = 0;
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/* INTERNAL: static data for tmpnam and _wtmpname functions */
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static int tmpnam_unique;
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/* This critical section protects the MSVCRT_fstreams table
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* and MSVCRT_stream_idx from race conditions. It also
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* protects fd critical sections creation code.
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*/
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static CRITICAL_SECTION MSVCRT_file_cs;
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static CRITICAL_SECTION_DEBUG MSVCRT_file_cs_debug =
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{
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0, 0, &MSVCRT_file_cs,
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{ &MSVCRT_file_cs_debug.ProcessLocksList, &MSVCRT_file_cs_debug.ProcessLocksList },
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0, 0, { (DWORD_PTR)(__FILE__ ": MSVCRT_file_cs") }
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};
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static CRITICAL_SECTION MSVCRT_file_cs = { &MSVCRT_file_cs_debug, -1, 0, 0, 0, 0 };
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#define LOCK_FILES() do { EnterCriticalSection(&MSVCRT_file_cs); } while (0)
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#define UNLOCK_FILES() do { LeaveCriticalSection(&MSVCRT_file_cs); } while (0)
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static inline ioinfo* get_ioinfo_nolock(int fd)
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{
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ioinfo *ret = NULL;
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if(fd>=0 && fd<MSVCRT_MAX_FILES)
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ret = __pioinfo[fd/MSVCRT_FD_BLOCK_SIZE];
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if(!ret)
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return &__badioinfo;
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return ret + (fd%MSVCRT_FD_BLOCK_SIZE);
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}
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static inline void init_ioinfo_cs(ioinfo *info)
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{
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if(!(info->exflag & EF_CRIT_INIT)) {
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LOCK_FILES();
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if(!(info->exflag & EF_CRIT_INIT)) {
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InitializeCriticalSection(&info->crit);
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info->exflag |= EF_CRIT_INIT;
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}
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UNLOCK_FILES();
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}
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}
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ioinfo* get_ioinfo(int fd)
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{
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ioinfo *ret = get_ioinfo_nolock(fd);
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if(ret == &__badioinfo)
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return ret;
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init_ioinfo_cs(ret);
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EnterCriticalSection(&ret->crit);
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return ret;
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}
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static inline BOOL alloc_pioinfo_block(int fd)
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{
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ioinfo *block;
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int i;
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if(fd<0 || fd>=MSVCRT_MAX_FILES)
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{
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*_errno() = ENFILE;
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return FALSE;
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}
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block = calloc(MSVCRT_FD_BLOCK_SIZE, sizeof(ioinfo));
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if(!block)
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{
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WARN(":out of memory!\n");
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*_errno() = ENOMEM;
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return FALSE;
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}
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for(i=0; i<MSVCRT_FD_BLOCK_SIZE; i++)
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block[i].handle = INVALID_HANDLE_VALUE;
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if(InterlockedCompareExchangePointer((void**)&__pioinfo[fd/MSVCRT_FD_BLOCK_SIZE], block, NULL))
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free(block);
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return TRUE;
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}
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static inline ioinfo* get_ioinfo_alloc_fd(int fd)
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{
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ioinfo *ret;
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ret = get_ioinfo(fd);
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if(ret != &__badioinfo)
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return ret;
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if(!alloc_pioinfo_block(fd))
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return &__badioinfo;
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return get_ioinfo(fd);
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}
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static inline ioinfo* get_ioinfo_alloc(int *fd)
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{
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int i;
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*fd = -1;
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for(i=0; i<MSVCRT_MAX_FILES; i++)
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{
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ioinfo *info = get_ioinfo_nolock(i);
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if(info == &__badioinfo)
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{
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if(!alloc_pioinfo_block(i))
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return &__badioinfo;
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info = get_ioinfo_nolock(i);
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}
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init_ioinfo_cs(info);
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if(TryEnterCriticalSection(&info->crit))
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{
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if(info->handle == INVALID_HANDLE_VALUE)
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{
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*fd = i;
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return info;
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}
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LeaveCriticalSection(&info->crit);
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}
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}
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WARN(":files exhausted!\n");
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*_errno() = ENFILE;
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return &__badioinfo;
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}
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void release_ioinfo(ioinfo *info)
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{
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if(info!=&__badioinfo && info->exflag & EF_CRIT_INIT)
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LeaveCriticalSection(&info->crit);
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}
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static inline FILE* msvcrt_get_file(int i)
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{
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file_crit *ret;
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if(i >= MSVCRT_max_streams)
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return NULL;
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if(i < _IOB_ENTRIES)
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return &_iob[i];
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ret = MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE];
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if(!ret) {
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MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE] = calloc(MSVCRT_FD_BLOCK_SIZE, sizeof(file_crit));
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if(!MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE]) {
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ERR("out of memory\n");
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*_errno() = ENOMEM;
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return NULL;
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}
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ret = MSVCRT_fstream[i/MSVCRT_FD_BLOCK_SIZE] + (i%MSVCRT_FD_BLOCK_SIZE);
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} else
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ret += i%MSVCRT_FD_BLOCK_SIZE;
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return &ret->file;
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}
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/* INTERNAL: free a file entry fd */
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static void msvcrt_free_fd(int fd)
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{
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ioinfo *fdinfo = get_ioinfo(fd);
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if(fdinfo != &__badioinfo)
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{
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fdinfo->handle = INVALID_HANDLE_VALUE;
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fdinfo->wxflag = 0;
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}
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TRACE(":fd (%d) freed\n",fd);
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if (fd < 3)
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{
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switch (fd)
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{
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case 0:
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SetStdHandle(STD_INPUT_HANDLE, 0);
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break;
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case 1:
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SetStdHandle(STD_OUTPUT_HANDLE, 0);
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break;
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case 2:
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SetStdHandle(STD_ERROR_HANDLE, 0);
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break;
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}
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}
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release_ioinfo(fdinfo);
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}
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static void msvcrt_set_fd(ioinfo *fdinfo, HANDLE hand, int flag)
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{
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fdinfo->handle = hand;
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fdinfo->wxflag = WX_OPEN | (flag & (WX_DONTINHERIT | WX_APPEND | WX_TEXT | WX_PIPE | WX_TTY));
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fdinfo->lookahead[0] = '\n';
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fdinfo->lookahead[1] = '\n';
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fdinfo->lookahead[2] = '\n';
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fdinfo->exflag &= EF_CRIT_INIT;
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switch (fdinfo-__pioinfo[0])
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{
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case 0: SetStdHandle(STD_INPUT_HANDLE, hand); break;
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case 1: SetStdHandle(STD_OUTPUT_HANDLE, hand); break;
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case 2: SetStdHandle(STD_ERROR_HANDLE, hand); break;
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}
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}
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/* INTERNAL: Allocate an fd slot from a Win32 HANDLE */
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/*static*/ int msvcrt_alloc_fd(HANDLE hand, int flag)
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{
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int fd;
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ioinfo *info = get_ioinfo_alloc(&fd);
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TRACE(":handle (%p) allocating fd (%d)\n", hand, fd);
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if(info == &__badioinfo)
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return -1;
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msvcrt_set_fd(info, hand, flag);
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release_ioinfo(info);
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return fd;
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}
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/* INTERNAL: Allocate a FILE* for an fd slot */
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/* caller must hold the files lock */
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static FILE* msvcrt_alloc_fp(void)
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{
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int i;
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FILE *file;
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for (i = 3; i < MSVCRT_max_streams; i++)
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{
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file = msvcrt_get_file(i);
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if (!file)
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return NULL;
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if (file->_flag == 0)
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{
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if (i == MSVCRT_stream_idx) MSVCRT_stream_idx++;
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return file;
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}
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}
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return NULL;
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}
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/* INTERNAL: initialize a FILE* from an open fd */
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static int msvcrt_init_fp(FILE* file, int fd, unsigned stream_flags)
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{
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TRACE(":fd (%d) allocating FILE*\n",fd);
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if (!(get_ioinfo_nolock(fd)->wxflag & WX_OPEN))
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{
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WARN(":invalid fd %d\n",fd);
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*__doserrno() = 0;
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*_errno() = EBADF;
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return -1;
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}
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file->_ptr = file->_base = NULL;
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file->_cnt = 0;
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file->_file = fd;
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file->_flag = stream_flags;
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file->_tmpfname = NULL;
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if(file<_iob || file>=_iob+_IOB_ENTRIES)
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InitializeCriticalSection(&((file_crit*)file)->crit);
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TRACE(":got FILE* (%p)\n",file);
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return 0;
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}
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/* INTERNAL: Create an inheritance data block (for spawned process)
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* The inheritance block is made of:
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* 00 int nb of file descriptor (NBFD)
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* 04 char file flags (wxflag): repeated for each fd
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* 4+NBFD HANDLE file handle: repeated for each fd
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*/
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unsigned create_io_inherit_block(WORD *size, BYTE **block)
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{
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int fd, last_fd;
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char* wxflag_ptr;
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HANDLE* handle_ptr;
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ioinfo* fdinfo;
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for (last_fd=MSVCRT_MAX_FILES-1; last_fd>=0; last_fd--)
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if (get_ioinfo_nolock(last_fd)->handle != INVALID_HANDLE_VALUE)
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break;
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last_fd++;
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*size = sizeof(unsigned) + (sizeof(char) + sizeof(HANDLE)) * last_fd;
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*block = calloc(1, *size);
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if (!*block)
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{
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*size = 0;
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return FALSE;
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}
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wxflag_ptr = (char*)*block + sizeof(unsigned);
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handle_ptr = (HANDLE*)(wxflag_ptr + last_fd);
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*(unsigned*)*block = last_fd;
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for (fd = 0; fd < last_fd; fd++)
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{
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/* to be inherited, we need it to be open, and that DONTINHERIT isn't set */
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fdinfo = get_ioinfo_nolock(fd);
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if ((fdinfo->wxflag & (WX_OPEN | WX_DONTINHERIT)) == WX_OPEN)
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{
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*wxflag_ptr = fdinfo->wxflag;
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*handle_ptr = fdinfo->handle;
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}
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else
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{
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*wxflag_ptr = 0;
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*handle_ptr = INVALID_HANDLE_VALUE;
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}
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wxflag_ptr++; handle_ptr++;
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}
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return TRUE;
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}
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/* INTERNAL: Set up all file descriptors,
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* as well as default streams (stdin, stderr and stdout)
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*/
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void msvcrt_init_io(void)
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{
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STARTUPINFOA si;
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unsigned int i;
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ioinfo *fdinfo;
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GetStartupInfoA(&si);
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if (si.cbReserved2 >= sizeof(unsigned int) && si.lpReserved2 != NULL)
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{
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BYTE* wxflag_ptr;
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HANDLE* handle_ptr;
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unsigned int count;
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count = *(unsigned*)si.lpReserved2;
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wxflag_ptr = si.lpReserved2 + sizeof(unsigned);
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handle_ptr = (HANDLE*)(wxflag_ptr + count);
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count = min(count, (si.cbReserved2 - sizeof(unsigned)) / (sizeof(HANDLE) + 1));
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count = min(count, MSVCRT_MAX_FILES);
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for (i = 0; i < count; i++)
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{
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if ((*wxflag_ptr & WX_OPEN) && GetFileType(*handle_ptr) != FILE_TYPE_UNKNOWN)
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{
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fdinfo = get_ioinfo_alloc_fd(i);
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if(fdinfo != &__badioinfo)
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msvcrt_set_fd(fdinfo, *handle_ptr, *wxflag_ptr);
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release_ioinfo(fdinfo);
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}
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wxflag_ptr++; handle_ptr++;
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}
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}
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fdinfo = get_ioinfo_alloc_fd(STDIN_FILENO);
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|
if (!(fdinfo->wxflag & WX_OPEN) || fdinfo->handle == INVALID_HANDLE_VALUE) {
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HANDLE h = GetStdHandle(STD_INPUT_HANDLE);
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DWORD type = GetFileType(h);
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msvcrt_set_fd(fdinfo, h, WX_OPEN|WX_TEXT|((type&0xf)==FILE_TYPE_CHAR ? WX_TTY : 0)
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|((type&0xf)==FILE_TYPE_PIPE ? WX_PIPE : 0));
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}
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release_ioinfo(fdinfo);
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fdinfo = get_ioinfo_alloc_fd(STDOUT_FILENO);
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if (!(fdinfo->wxflag & WX_OPEN) || fdinfo->handle == INVALID_HANDLE_VALUE) {
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HANDLE h = GetStdHandle(STD_OUTPUT_HANDLE);
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DWORD type = GetFileType(h);
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msvcrt_set_fd(fdinfo, h, WX_OPEN|WX_TEXT|((type&0xf)==FILE_TYPE_CHAR ? WX_TTY : 0)
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|((type&0xf)==FILE_TYPE_PIPE ? WX_PIPE : 0));
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}
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release_ioinfo(fdinfo);
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fdinfo = get_ioinfo_alloc_fd(STDERR_FILENO);
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if (!(fdinfo->wxflag & WX_OPEN) || fdinfo->handle == INVALID_HANDLE_VALUE) {
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HANDLE h = GetStdHandle(STD_ERROR_HANDLE);
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DWORD type = GetFileType(h);
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msvcrt_set_fd(fdinfo, h, WX_OPEN|WX_TEXT|((type&0xf)==FILE_TYPE_CHAR ? WX_TTY : 0)
|
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|((type&0xf)==FILE_TYPE_PIPE ? WX_PIPE : 0));
|
|
}
|
|
release_ioinfo(fdinfo);
|
|
|
|
TRACE(":handles (%p)(%p)(%p)\n", get_ioinfo_nolock(STDIN_FILENO)->handle,
|
|
get_ioinfo_nolock(STDOUT_FILENO)->handle,
|
|
get_ioinfo_nolock(STDERR_FILENO)->handle);
|
|
|
|
memset(_iob,0,3*sizeof(FILE));
|
|
for (i = 0; i < 3; i++)
|
|
{
|
|
/* FILE structs for stdin/out/err are static and never deleted */
|
|
_iob[i]._file = i;
|
|
_iob[i]._tmpfname = NULL;
|
|
_iob[i]._flag = (i == 0) ? _IOREAD : _IOWRT;
|
|
}
|
|
MSVCRT_stream_idx = 3;
|
|
}
|
|
|
|
/* INTERNAL: Flush stdio file buffer */
|
|
static int msvcrt_flush_buffer(FILE* file)
|
|
{
|
|
if((file->_flag & (_IOREAD|_IOWRT)) == _IOWRT &&
|
|
file->_flag & (_IOMYBUF|_USERBUF)) {
|
|
int cnt=file->_ptr-file->_base;
|
|
if(cnt>0 && _write(file->_file, file->_base, cnt) != cnt) {
|
|
file->_flag |= _IOERR;
|
|
return EOF;
|
|
}
|
|
|
|
if(file->_flag & _IORW)
|
|
file->_flag &= ~_IOWRT;
|
|
|
|
#ifdef __REACTOS__ /* CORE-11949 */
|
|
file->_ptr=file->_base;
|
|
file->_cnt=0;
|
|
#endif
|
|
}
|
|
|
|
#ifndef __REACTOS__ /* CORE-11949 */
|
|
file->_ptr=file->_base;
|
|
file->_cnt=0;
|
|
#endif
|
|
return 0;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _isatty (MSVCRT.@)
|
|
*/
|
|
int CDECL _isatty(int fd)
|
|
{
|
|
TRACE(":fd (%d)\n",fd);
|
|
|
|
return get_ioinfo_nolock(fd)->wxflag & WX_TTY;
|
|
}
|
|
|
|
/* INTERNAL: Allocate stdio file buffer */
|
|
/*static*/ BOOL msvcrt_alloc_buffer(FILE* file)
|
|
{
|
|
if((file->_file==STDOUT_FILENO || file->_file==STDERR_FILENO)
|
|
&& _isatty(file->_file))
|
|
return FALSE;
|
|
|
|
file->_base = calloc(1, MSVCRT_INTERNAL_BUFSIZ);
|
|
if(file->_base) {
|
|
file->_bufsiz = MSVCRT_INTERNAL_BUFSIZ;
|
|
file->_flag |= _IOMYBUF;
|
|
} else {
|
|
file->_base = (char*)(&file->_charbuf);
|
|
file->_bufsiz = 2;
|
|
file->_flag |= _IONBF;
|
|
}
|
|
file->_ptr = file->_base;
|
|
file->_cnt = 0;
|
|
return TRUE;
|
|
}
|
|
|
|
/* INTERNAL: Allocate temporary buffer for stdout and stderr */
|
|
static BOOL add_std_buffer(FILE *file)
|
|
{
|
|
static char buffers[2][BUFSIZ];
|
|
|
|
if((file->_file!=STDOUT_FILENO && file->_file!=STDERR_FILENO)
|
|
|| (file->_flag & (_IONBF | _IOMYBUF | _USERBUF))
|
|
|| !_isatty(file->_file))
|
|
return FALSE;
|
|
|
|
file->_ptr = file->_base = buffers[file->_file == STDOUT_FILENO ? 0 : 1];
|
|
file->_bufsiz = file->_cnt = BUFSIZ;
|
|
file->_flag |= _USERBUF;
|
|
return TRUE;
|
|
}
|
|
|
|
/* INTERNAL: Removes temporary buffer from stdout or stderr */
|
|
/* Only call this function when add_std_buffer returned TRUE */
|
|
static void remove_std_buffer(FILE *file)
|
|
{
|
|
msvcrt_flush_buffer(file);
|
|
file->_ptr = file->_base = NULL;
|
|
file->_bufsiz = file->_cnt = 0;
|
|
file->_flag &= ~_USERBUF;
|
|
}
|
|
|
|
/* INTERNAL: Convert integer to base32 string (0-9a-v), 0 becomes "" */
|
|
static int msvcrt_int_to_base32(int num, char *str)
|
|
{
|
|
char *p;
|
|
int n = num;
|
|
int digits = 0;
|
|
|
|
while (n != 0)
|
|
{
|
|
n >>= 5;
|
|
digits++;
|
|
}
|
|
p = str + digits;
|
|
*p = 0;
|
|
while (--p >= str)
|
|
{
|
|
*p = (num & 31) + '0';
|
|
if (*p > '9')
|
|
*p += ('a' - '0' - 10);
|
|
num >>= 5;
|
|
}
|
|
|
|
return digits;
|
|
}
|
|
|
|
/* INTERNAL: wide character version of msvcrt_int_to_base32 */
|
|
static int msvcrt_int_to_base32_w(int num, wchar_t *str)
|
|
{
|
|
wchar_t *p;
|
|
int n = num;
|
|
int digits = 0;
|
|
|
|
while (n != 0)
|
|
{
|
|
n >>= 5;
|
|
digits++;
|
|
}
|
|
p = str + digits;
|
|
*p = 0;
|
|
while (--p >= str)
|
|
{
|
|
*p = (num & 31) + '0';
|
|
if (*p > '9')
|
|
*p += ('a' - '0' - 10);
|
|
num >>= 5;
|
|
}
|
|
|
|
return digits;
|
|
}
|
|
|
|
/* INTERNAL: Create a wide string from an ascii string */
|
|
wchar_t *msvcrt_wstrdupa(const char *str)
|
|
{
|
|
const unsigned int len = strlen(str) + 1 ;
|
|
wchar_t *wstr = malloc(len* sizeof (wchar_t));
|
|
if (!wstr)
|
|
return NULL;
|
|
MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED,str,len,wstr,len);
|
|
return wstr;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* __iob_func(MSVCRT.@)
|
|
*/
|
|
FILE * CDECL __iob_func(void)
|
|
{
|
|
return &_iob[0];
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _access (MSVCRT.@)
|
|
*/
|
|
int CDECL _access(const char *filename, int mode)
|
|
{
|
|
DWORD attr = GetFileAttributesA(filename);
|
|
|
|
TRACE("(%s,%d) %d\n",filename,mode,attr);
|
|
|
|
if (!filename || attr == INVALID_FILE_ATTRIBUTES)
|
|
{
|
|
_dosmaperr(GetLastError());
|
|
return -1;
|
|
}
|
|
if ((attr & FILE_ATTRIBUTE_READONLY) && (mode & W_OK))
|
|
{
|
|
_set_errno(ERROR_ACCESS_DENIED);
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _access_s (MSVCRT.@)
|
|
*/
|
|
int CDECL _access_s(const char *filename, int mode)
|
|
{
|
|
if (!MSVCRT_CHECK_PMT(filename != NULL) ||
|
|
!MSVCRT_CHECK_PMT((mode & ~(R_OK | W_OK)) == 0))
|
|
{
|
|
_set_errno(EINVAL);
|
|
return -1;
|
|
}
|
|
|
|
return _access(filename, mode);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _waccess (MSVCRT.@)
|
|
*/
|
|
int CDECL _waccess(const wchar_t *filename, int mode)
|
|
{
|
|
DWORD attr = GetFileAttributesW(filename);
|
|
|
|
TRACE("(%s,%d) %d\n",debugstr_w(filename),mode,attr);
|
|
|
|
if (!filename || attr == INVALID_FILE_ATTRIBUTES)
|
|
{
|
|
_dosmaperr(GetLastError());
|
|
return -1;
|
|
}
|
|
if ((attr & FILE_ATTRIBUTE_READONLY) && (mode & W_OK))
|
|
{
|
|
_set_errno(ERROR_ACCESS_DENIED);
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _waccess_s (MSVCRT.@)
|
|
*/
|
|
int CDECL _waccess_s(const wchar_t *filename, int mode)
|
|
{
|
|
if (!MSVCRT_CHECK_PMT(filename != NULL) ||
|
|
!MSVCRT_CHECK_PMT((mode & ~(R_OK | W_OK)) == 0))
|
|
{
|
|
*_errno() = EINVAL;
|
|
return -1;
|
|
}
|
|
|
|
return _waccess(filename, mode);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _chmod (MSVCRT.@)
|
|
*/
|
|
int CDECL _chmod(const char *path, int flags)
|
|
{
|
|
DWORD oldFlags = GetFileAttributesA(path);
|
|
|
|
if (oldFlags != INVALID_FILE_ATTRIBUTES)
|
|
{
|
|
DWORD newFlags = (flags & _S_IWRITE)? oldFlags & ~FILE_ATTRIBUTE_READONLY:
|
|
oldFlags | FILE_ATTRIBUTE_READONLY;
|
|
|
|
if (newFlags == oldFlags || SetFileAttributesA(path, newFlags))
|
|
return 0;
|
|
}
|
|
_dosmaperr(GetLastError());
|
|
return -1;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _wchmod (MSVCRT.@)
|
|
*/
|
|
int CDECL _wchmod(const wchar_t *path, int flags)
|
|
{
|
|
DWORD oldFlags = GetFileAttributesW(path);
|
|
|
|
if (oldFlags != INVALID_FILE_ATTRIBUTES)
|
|
{
|
|
DWORD newFlags = (flags & _S_IWRITE)? oldFlags & ~FILE_ATTRIBUTE_READONLY:
|
|
oldFlags | FILE_ATTRIBUTE_READONLY;
|
|
|
|
if (newFlags == oldFlags || SetFileAttributesW(path, newFlags))
|
|
return 0;
|
|
}
|
|
_dosmaperr(GetLastError());
|
|
return -1;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _unlink (MSVCRT.@)
|
|
*/
|
|
int CDECL _unlink(const char *path)
|
|
{
|
|
TRACE("%s\n",debugstr_a(path));
|
|
if(DeleteFileA(path))
|
|
return 0;
|
|
TRACE("failed (%d)\n",GetLastError());
|
|
_dosmaperr(GetLastError());
|
|
return -1;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _wunlink (MSVCRT.@)
|
|
*/
|
|
int CDECL _wunlink(const wchar_t *path)
|
|
{
|
|
TRACE("(%s)\n",debugstr_w(path));
|
|
if(DeleteFileW(path))
|
|
return 0;
|
|
TRACE("failed (%d)\n",GetLastError());
|
|
_dosmaperr(GetLastError());
|
|
return -1;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _commit (MSVCRT.@)
|
|
*/
|
|
int CDECL _commit(int fd)
|
|
{
|
|
ioinfo *info = get_ioinfo(fd);
|
|
int ret;
|
|
|
|
TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
|
|
|
|
if (info->handle == INVALID_HANDLE_VALUE)
|
|
ret = -1;
|
|
else if (!FlushFileBuffers(info->handle))
|
|
{
|
|
if (GetLastError() == ERROR_INVALID_HANDLE)
|
|
{
|
|
/* FlushFileBuffers fails for console handles
|
|
* so we ignore this error.
|
|
*/
|
|
ret = 0;
|
|
}
|
|
else
|
|
{
|
|
TRACE(":failed-last error (%d)\n",GetLastError());
|
|
_dosmaperr(GetLastError());
|
|
ret = -1;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
TRACE(":ok\n");
|
|
ret = 0;
|
|
}
|
|
|
|
release_ioinfo(info);
|
|
return ret;
|
|
}
|
|
|
|
/* _flushall calls fflush which calls _flushall */
|
|
int CDECL fflush(FILE* file);
|
|
|
|
/* INTERNAL: Flush all stream buffer */
|
|
static int msvcrt_flush_all_buffers(int mask)
|
|
{
|
|
int i, num_flushed = 0;
|
|
FILE *file;
|
|
|
|
LOCK_FILES();
|
|
for (i = 0; i < MSVCRT_stream_idx; i++) {
|
|
file = msvcrt_get_file(i);
|
|
|
|
if (file->_flag)
|
|
{
|
|
if(file->_flag & mask) {
|
|
fflush(file);
|
|
num_flushed++;
|
|
}
|
|
}
|
|
}
|
|
UNLOCK_FILES();
|
|
|
|
TRACE(":flushed (%d) handles\n",num_flushed);
|
|
return num_flushed;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _flushall (MSVCRT.@)
|
|
*/
|
|
int CDECL _flushall(void)
|
|
{
|
|
return msvcrt_flush_all_buffers(_IOWRT | _IOREAD);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* fflush (MSVCRT.@)
|
|
*/
|
|
int CDECL fflush(FILE* file)
|
|
{
|
|
if(!file) {
|
|
msvcrt_flush_all_buffers(_IOWRT);
|
|
} else if(file->_flag & _IOWRT) {
|
|
int res;
|
|
|
|
_lock_file(file);
|
|
res = msvcrt_flush_buffer(file);
|
|
/* FIXME
|
|
if(!res && (file->_flag & _IOCOMMIT))
|
|
res = _commit(file->_file) ? EOF : 0;
|
|
*/
|
|
_unlock_file(file);
|
|
|
|
return res;
|
|
} else if(file->_flag & _IOREAD) {
|
|
_lock_file(file);
|
|
file->_cnt = 0;
|
|
file->_ptr = file->_base;
|
|
_unlock_file(file);
|
|
|
|
return 0;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _close (MSVCRT.@)
|
|
*/
|
|
int CDECL _close(int fd)
|
|
{
|
|
ioinfo *info = get_ioinfo(fd);
|
|
int ret;
|
|
|
|
TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
|
|
if (!(info->wxflag & WX_OPEN)) {
|
|
ret = -1;
|
|
} else if (fd == STDOUT_FILENO &&
|
|
info->handle == get_ioinfo_nolock(STDERR_FILENO)->handle) {
|
|
msvcrt_free_fd(fd);
|
|
ret = 0;
|
|
} else if (fd == STDERR_FILENO &&
|
|
info->handle == get_ioinfo_nolock(STDOUT_FILENO)->handle) {
|
|
msvcrt_free_fd(fd);
|
|
ret = 0;
|
|
} else {
|
|
ret = CloseHandle(info->handle) ? 0 : -1;
|
|
msvcrt_free_fd(fd);
|
|
if (ret) {
|
|
WARN(":failed-last error (%d)\n",GetLastError());
|
|
_dosmaperr(GetLastError());
|
|
ret = -1;
|
|
}
|
|
}
|
|
release_ioinfo(info);
|
|
return ret;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _dup2 (MSVCRT.@)
|
|
* NOTES
|
|
* MSDN isn't clear on this point, but the remarks for _pipe
|
|
* indicate file descriptors duplicated with _dup and _dup2 are always
|
|
* inheritable.
|
|
*/
|
|
int CDECL _dup2(int od, int nd)
|
|
{
|
|
ioinfo *info_od, *info_nd;
|
|
int ret;
|
|
|
|
TRACE("(od=%d, nd=%d)\n", od, nd);
|
|
|
|
if (od < nd)
|
|
{
|
|
info_od = get_ioinfo(od);
|
|
info_nd = get_ioinfo_alloc_fd(nd);
|
|
}
|
|
else
|
|
{
|
|
info_nd = get_ioinfo_alloc_fd(nd);
|
|
info_od = get_ioinfo(od);
|
|
}
|
|
|
|
if (info_nd == &__badioinfo)
|
|
{
|
|
ret = -1;
|
|
}
|
|
else if (info_od->wxflag & WX_OPEN)
|
|
{
|
|
HANDLE handle;
|
|
|
|
if (DuplicateHandle(GetCurrentProcess(), info_od->handle,
|
|
GetCurrentProcess(), &handle, 0, TRUE, DUPLICATE_SAME_ACCESS))
|
|
{
|
|
int wxflag = info_od->wxflag & ~WX_DONTINHERIT;
|
|
|
|
if (info_nd->wxflag & WX_OPEN)
|
|
_close(nd);
|
|
|
|
msvcrt_set_fd(info_nd, handle, wxflag);
|
|
/* _dup2 returns 0, not nd, on success */
|
|
ret = 0;
|
|
}
|
|
else
|
|
{
|
|
ret = -1;
|
|
_dosmaperr(GetLastError());
|
|
}
|
|
}
|
|
else
|
|
{
|
|
*_errno() = EBADF;
|
|
ret = -1;
|
|
}
|
|
|
|
release_ioinfo(info_od);
|
|
release_ioinfo(info_nd);
|
|
return ret;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _dup (MSVCRT.@)
|
|
*/
|
|
int CDECL _dup(int od)
|
|
{
|
|
int fd, ret;
|
|
ioinfo *info = get_ioinfo_alloc(&fd);
|
|
|
|
if (_dup2(od, fd) == 0)
|
|
ret = fd;
|
|
else
|
|
ret = -1;
|
|
release_ioinfo(info);
|
|
return ret;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _eof (MSVCRT.@)
|
|
*/
|
|
int CDECL _eof(int fd)
|
|
{
|
|
ioinfo *info = get_ioinfo(fd);
|
|
DWORD curpos,endpos;
|
|
LONG hcurpos,hendpos;
|
|
|
|
TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
|
|
|
|
if (info->handle == INVALID_HANDLE_VALUE)
|
|
{
|
|
release_ioinfo(info);
|
|
return -1;
|
|
}
|
|
|
|
if (info->wxflag & WX_ATEOF)
|
|
{
|
|
release_ioinfo(info);
|
|
return TRUE;
|
|
}
|
|
|
|
/* Otherwise we do it the hard way */
|
|
hcurpos = hendpos = 0;
|
|
curpos = SetFilePointer(info->handle, 0, &hcurpos, FILE_CURRENT);
|
|
endpos = SetFilePointer(info->handle, 0, &hendpos, FILE_END);
|
|
|
|
if (curpos == endpos && hcurpos == hendpos)
|
|
{
|
|
/* FIXME: shouldn't WX_ATEOF be set here? */
|
|
release_ioinfo(info);
|
|
return TRUE;
|
|
}
|
|
|
|
SetFilePointer(info->handle, curpos, &hcurpos, FILE_BEGIN);
|
|
release_ioinfo(info);
|
|
return FALSE;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _fcloseall (MSVCRT.@)
|
|
*/
|
|
int CDECL _fcloseall(void)
|
|
{
|
|
int num_closed = 0, i;
|
|
FILE *file;
|
|
|
|
LOCK_FILES();
|
|
for (i = 3; i < MSVCRT_stream_idx; i++) {
|
|
file = msvcrt_get_file(i);
|
|
|
|
if (file->_flag && !fclose(file))
|
|
num_closed++;
|
|
}
|
|
UNLOCK_FILES();
|
|
|
|
TRACE(":closed (%d) handles\n",num_closed);
|
|
return num_closed;
|
|
}
|
|
|
|
/* free everything on process exit */
|
|
void msvcrt_free_io(void)
|
|
{
|
|
unsigned int i;
|
|
int j;
|
|
|
|
_flushall();
|
|
_fcloseall();
|
|
|
|
for(i=0; i<sizeof(__pioinfo)/sizeof(__pioinfo[0]); i++)
|
|
{
|
|
if(!__pioinfo[i])
|
|
continue;
|
|
|
|
for(j=0; j<MSVCRT_FD_BLOCK_SIZE; j++)
|
|
{
|
|
if(__pioinfo[i][j].exflag & EF_CRIT_INIT)
|
|
DeleteCriticalSection(&__pioinfo[i][j].crit);
|
|
}
|
|
free(__pioinfo[i]);
|
|
}
|
|
|
|
for(j=0; j<MSVCRT_stream_idx; j++)
|
|
{
|
|
FILE *file = msvcrt_get_file(j);
|
|
if(file<_iob || file>=_iob+_IOB_ENTRIES)
|
|
{
|
|
((file_crit*)file)->crit.DebugInfo->Spare[0] = 0;
|
|
DeleteCriticalSection(&((file_crit*)file)->crit);
|
|
}
|
|
}
|
|
|
|
for(i=0; i<sizeof(MSVCRT_fstream)/sizeof(MSVCRT_fstream[0]); i++)
|
|
free(MSVCRT_fstream[i]);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _lseeki64 (MSVCRT.@)
|
|
*/
|
|
__int64 CDECL _lseeki64(int fd, __int64 offset, int whence)
|
|
{
|
|
ioinfo *info = get_ioinfo(fd);
|
|
LARGE_INTEGER ofs;
|
|
|
|
TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
|
|
|
|
if (info->handle == INVALID_HANDLE_VALUE)
|
|
{
|
|
release_ioinfo(info);
|
|
return -1;
|
|
}
|
|
|
|
if (whence < 0 || whence > 2)
|
|
{
|
|
release_ioinfo(info);
|
|
*_errno() = EINVAL;
|
|
return -1;
|
|
}
|
|
|
|
TRACE(":fd (%d) to %s pos %s\n",
|
|
fd,wine_dbgstr_longlong(offset),
|
|
(whence==SEEK_SET)?"SEEK_SET":
|
|
(whence==SEEK_CUR)?"SEEK_CUR":
|
|
(whence==SEEK_END)?"SEEK_END":"UNKNOWN");
|
|
|
|
/* The MoleBox protection scheme expects msvcrt to use SetFilePointer only,
|
|
* so a LARGE_INTEGER offset cannot be passed directly via SetFilePointerEx. */
|
|
ofs.QuadPart = offset;
|
|
if ((ofs.u.LowPart = SetFilePointer(info->handle, ofs.u.LowPart, &ofs.u.HighPart, whence)) != INVALID_SET_FILE_POINTER ||
|
|
GetLastError() == ERROR_SUCCESS)
|
|
{
|
|
info->wxflag &= ~(WX_ATEOF|WX_READEOF);
|
|
/* FIXME: What if we seek _to_ EOF - is EOF set? */
|
|
|
|
release_ioinfo(info);
|
|
return ofs.QuadPart;
|
|
}
|
|
release_ioinfo(info);
|
|
TRACE(":error-last error (%d)\n",GetLastError());
|
|
_dosmaperr(GetLastError());
|
|
return -1;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _lseek (MSVCRT.@)
|
|
*/
|
|
LONG CDECL _lseek(int fd, LONG offset, int whence)
|
|
{
|
|
return (LONG)_lseeki64(fd, offset, whence);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _lock_file (MSVCRT.@)
|
|
*/
|
|
void CDECL _lock_file(FILE *file)
|
|
{
|
|
if(file>=_iob && file<_iob+_IOB_ENTRIES)
|
|
_lock(_STREAM_LOCKS+(file-_iob));
|
|
/* ReactOS: string streams dont need to be locked */
|
|
else if(!(file->_flag & _IOSTRG))
|
|
EnterCriticalSection(&((file_crit*)file)->crit);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _unlock_file (MSVCRT.@)
|
|
*/
|
|
void CDECL _unlock_file(FILE *file)
|
|
{
|
|
if(file>=_iob && file<_iob+_IOB_ENTRIES)
|
|
_unlock(_STREAM_LOCKS+(file-_iob));
|
|
/* ReactOS: string streams dont need to be locked */
|
|
else if(!(file->_flag & _IOSTRG))
|
|
LeaveCriticalSection(&((file_crit*)file)->crit);
|
|
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _locking (MSVCRT.@)
|
|
*
|
|
* This is untested; the underlying LockFile doesn't work yet.
|
|
*/
|
|
int CDECL _locking(int fd, int mode, LONG nbytes)
|
|
{
|
|
ioinfo *info = get_ioinfo(fd);
|
|
BOOL ret;
|
|
DWORD cur_locn;
|
|
|
|
TRACE(":fd (%d) handle (%p)\n", fd, info->handle);
|
|
if (info->handle == INVALID_HANDLE_VALUE)
|
|
{
|
|
release_ioinfo(info);
|
|
return -1;
|
|
}
|
|
|
|
if (mode < 0 || mode > 4)
|
|
{
|
|
release_ioinfo(info);
|
|
*_errno() = EINVAL;
|
|
return -1;
|
|
}
|
|
|
|
TRACE(":fd (%d) by 0x%08x mode %s\n",
|
|
fd,nbytes,(mode==_LK_UNLCK)?"_LK_UNLCK":
|
|
(mode==_LK_LOCK)?"_LK_LOCK":
|
|
(mode==_LK_NBLCK)?"_LK_NBLCK":
|
|
(mode==_LK_RLCK)?"_LK_RLCK":
|
|
(mode==_LK_NBRLCK)?"_LK_NBRLCK":
|
|
"UNKNOWN");
|
|
|
|
if ((cur_locn = SetFilePointer(info->handle, 0L, NULL, FILE_CURRENT)) == INVALID_SET_FILE_POINTER)
|
|
{
|
|
release_ioinfo(info);
|
|
FIXME ("Seek failed\n");
|
|
*_errno() = EINVAL; /* FIXME */
|
|
return -1;
|
|
}
|
|
if (mode == _LK_LOCK || mode == _LK_RLCK)
|
|
{
|
|
int nretry = 10;
|
|
ret = 1; /* just to satisfy gcc */
|
|
while (nretry--)
|
|
{
|
|
ret = LockFile(info->handle, cur_locn, 0L, nbytes, 0L);
|
|
if (ret) break;
|
|
Sleep(1);
|
|
}
|
|
}
|
|
else if (mode == _LK_UNLCK)
|
|
ret = UnlockFile(info->handle, cur_locn, 0L, nbytes, 0L);
|
|
else
|
|
ret = LockFile(info->handle, cur_locn, 0L, nbytes, 0L);
|
|
/* FIXME - what about error settings? */
|
|
release_ioinfo(info);
|
|
return ret ? 0 : -1;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _fseeki64 (MSVCRT.@)
|
|
*/
|
|
int CDECL _fseeki64(FILE* file, __int64 offset, int whence)
|
|
{
|
|
int ret;
|
|
|
|
_lock_file(file);
|
|
/* Flush output if needed */
|
|
if(file->_flag & _IOWRT)
|
|
msvcrt_flush_buffer(file);
|
|
|
|
if(whence == SEEK_CUR && file->_flag & _IOREAD ) {
|
|
whence = SEEK_SET;
|
|
offset += _ftelli64(file);
|
|
}
|
|
|
|
/* Discard buffered input */
|
|
file->_cnt = 0;
|
|
file->_ptr = file->_base;
|
|
/* Reset direction of i/o */
|
|
if(file->_flag & _IORW) {
|
|
file->_flag &= ~(_IOREAD|_IOWRT);
|
|
}
|
|
/* Clear end of file flag */
|
|
file->_flag &= ~_IOEOF;
|
|
ret = (_lseeki64(file->_file,offset,whence) == -1)?-1:0;
|
|
|
|
_unlock_file(file);
|
|
return ret;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* fseek (MSVCRT.@)
|
|
*/
|
|
int CDECL fseek(FILE* file, long offset, int whence)
|
|
{
|
|
return _fseeki64( file, offset, whence );
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _chsize_s (MSVCRT.@)
|
|
*/
|
|
int CDECL _chsize_s(int fd, __int64 size)
|
|
{
|
|
ioinfo *info;
|
|
__int64 cur, pos;
|
|
BOOL ret = FALSE;
|
|
|
|
TRACE("(fd=%d, size=%s)\n", fd, wine_dbgstr_longlong(size));
|
|
|
|
if (!MSVCRT_CHECK_PMT(size >= 0)) return EINVAL;
|
|
|
|
info = get_ioinfo(fd);
|
|
if (info->handle != INVALID_HANDLE_VALUE)
|
|
{
|
|
/* save the current file pointer */
|
|
cur = _lseeki64(fd, 0, SEEK_CUR);
|
|
if (cur >= 0)
|
|
{
|
|
pos = _lseeki64(fd, size, SEEK_SET);
|
|
if (pos >= 0)
|
|
{
|
|
ret = SetEndOfFile(info->handle);
|
|
if (!ret) _dosmaperr(GetLastError());
|
|
}
|
|
|
|
/* restore the file pointer */
|
|
_lseeki64(fd, cur, SEEK_SET);
|
|
}
|
|
}
|
|
|
|
release_ioinfo(info);
|
|
return ret ? 0 : *_errno();
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _chsize (MSVCRT.@)
|
|
*/
|
|
int CDECL _chsize(int fd, long size)
|
|
{
|
|
/* _chsize_s returns errno on failure but _chsize should return -1 */
|
|
return _chsize_s( fd, size ) == 0 ? 0 : -1;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* clearerr (MSVCRT.@)
|
|
*/
|
|
void CDECL clearerr(FILE* file)
|
|
{
|
|
TRACE(":file (%p) fd (%d)\n",file,file->_file);
|
|
|
|
_lock_file(file);
|
|
file->_flag &= ~(_IOERR | _IOEOF);
|
|
_unlock_file(file);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* rewind (MSVCRT.@)
|
|
*/
|
|
void CDECL rewind(FILE* file)
|
|
{
|
|
TRACE(":file (%p) fd (%d)\n",file,file->_file);
|
|
|
|
_lock_file(file);
|
|
fseek(file, 0L, SEEK_SET);
|
|
clearerr(file);
|
|
_unlock_file(file);
|
|
}
|
|
|
|
static int msvcrt_get_flags(const wchar_t* mode, int *open_flags, int* stream_flags)
|
|
{
|
|
int plus = strchrW(mode, '+') != NULL;
|
|
|
|
TRACE("%s\n", debugstr_w(mode));
|
|
|
|
while(*mode == ' ') mode++;
|
|
|
|
switch(*mode++)
|
|
{
|
|
case 'R': case 'r':
|
|
*open_flags = plus ? _O_RDWR : _O_RDONLY;
|
|
*stream_flags = plus ? _IORW : _IOREAD;
|
|
break;
|
|
case 'W': case 'w':
|
|
*open_flags = _O_CREAT | _O_TRUNC | (plus ? _O_RDWR : _O_WRONLY);
|
|
*stream_flags = plus ? _IORW : _IOWRT;
|
|
break;
|
|
case 'A': case 'a':
|
|
*open_flags = _O_CREAT | _O_APPEND | (plus ? _O_RDWR : _O_WRONLY);
|
|
*stream_flags = plus ? _IORW : _IOWRT;
|
|
break;
|
|
default:
|
|
MSVCRT_INVALID_PMT(0, EINVAL);
|
|
return -1;
|
|
}
|
|
|
|
*stream_flags |= _commode;
|
|
|
|
while (*mode && *mode!=',')
|
|
switch (*mode++)
|
|
{
|
|
case 'B': case 'b':
|
|
*open_flags |= _O_BINARY;
|
|
*open_flags &= ~_O_TEXT;
|
|
break;
|
|
case 't':
|
|
*open_flags |= _O_TEXT;
|
|
*open_flags &= ~_O_BINARY;
|
|
break;
|
|
case 'D':
|
|
*open_flags |= _O_TEMPORARY;
|
|
break;
|
|
case 'T':
|
|
*open_flags |= _O_SHORT_LIVED;
|
|
break;
|
|
case 'c':
|
|
*stream_flags |= _IOCOMMIT;
|
|
break;
|
|
case 'n':
|
|
*stream_flags &= ~_IOCOMMIT;
|
|
break;
|
|
case 'N':
|
|
*open_flags |= _O_NOINHERIT;
|
|
break;
|
|
case '+':
|
|
case ' ':
|
|
case 'a':
|
|
case 'w':
|
|
break;
|
|
case 'S':
|
|
case 'R':
|
|
FIXME("ignoring cache optimization flag: %c\n", mode[-1]);
|
|
break;
|
|
default:
|
|
ERR("incorrect mode flag: %c\n", mode[-1]);
|
|
break;
|
|
}
|
|
|
|
if(*mode == ',')
|
|
{
|
|
static const WCHAR ccs[] = {'c','c','s'};
|
|
static const WCHAR utf8[] = {'u','t','f','-','8'};
|
|
static const WCHAR utf16le[] = {'u','t','f','-','1','6','l','e'};
|
|
static const WCHAR unicode[] = {'u','n','i','c','o','d','e'};
|
|
|
|
mode++;
|
|
while(*mode == ' ') mode++;
|
|
if(!MSVCRT_CHECK_PMT(!strncmpW(ccs, mode, sizeof(ccs)/sizeof(ccs[0]))))
|
|
return -1;
|
|
mode += sizeof(ccs)/sizeof(ccs[0]);
|
|
while(*mode == ' ') mode++;
|
|
if(!MSVCRT_CHECK_PMT(*mode == '='))
|
|
return -1;
|
|
mode++;
|
|
while(*mode == ' ') mode++;
|
|
|
|
if(!strncmpiW(utf8, mode, sizeof(utf8)/sizeof(utf8[0])))
|
|
{
|
|
*open_flags |= _O_U8TEXT;
|
|
mode += sizeof(utf8)/sizeof(utf8[0]);
|
|
}
|
|
else if(!strncmpiW(utf16le, mode, sizeof(utf16le)/sizeof(utf16le[0])))
|
|
{
|
|
*open_flags |= _O_U16TEXT;
|
|
mode += sizeof(utf16le)/sizeof(utf16le[0]);
|
|
}
|
|
else if(!strncmpiW(unicode, mode, sizeof(unicode)/sizeof(unicode[0])))
|
|
{
|
|
*open_flags |= _O_WTEXT;
|
|
mode += sizeof(unicode)/sizeof(unicode[0]);
|
|
}
|
|
else
|
|
{
|
|
MSVCRT_INVALID_PMT(0, EINVAL);
|
|
return -1;
|
|
}
|
|
|
|
while(*mode == ' ') mode++;
|
|
}
|
|
|
|
if(!MSVCRT_CHECK_PMT(*mode == 0))
|
|
return -1;
|
|
return 0;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _fdopen (MSVCRT.@)
|
|
*/
|
|
FILE* CDECL _fdopen(int fd, const char *mode)
|
|
{
|
|
FILE *ret;
|
|
wchar_t *modeW = NULL;
|
|
|
|
if (mode && !(modeW = msvcrt_wstrdupa(mode))) return NULL;
|
|
|
|
ret = _wfdopen(fd, modeW);
|
|
|
|
free(modeW);
|
|
return ret;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _wfdopen (MSVCRT.@)
|
|
*/
|
|
FILE* CDECL _wfdopen(int fd, const wchar_t *mode)
|
|
{
|
|
int open_flags, stream_flags;
|
|
FILE* file;
|
|
|
|
if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1) return NULL;
|
|
|
|
LOCK_FILES();
|
|
if (!(file = msvcrt_alloc_fp()))
|
|
file = NULL;
|
|
else if (msvcrt_init_fp(file, fd, stream_flags) == -1)
|
|
{
|
|
file->_flag = 0;
|
|
file = NULL;
|
|
}
|
|
else TRACE(":fd (%d) mode (%s) FILE* (%p)\n", fd, debugstr_w(mode), file);
|
|
UNLOCK_FILES();
|
|
|
|
return file;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _filelength (MSVCRT.@)
|
|
*/
|
|
LONG CDECL _filelength(int fd)
|
|
{
|
|
LONG curPos = _lseek(fd, 0, SEEK_CUR);
|
|
if (curPos != -1)
|
|
{
|
|
LONG endPos = _lseek(fd, 0, SEEK_END);
|
|
if (endPos != -1)
|
|
{
|
|
if (endPos != curPos)
|
|
_lseek(fd, curPos, SEEK_SET);
|
|
return endPos;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _filelengthi64 (MSVCRT.@)
|
|
*/
|
|
__int64 CDECL _filelengthi64(int fd)
|
|
{
|
|
__int64 curPos = _lseeki64(fd, 0, SEEK_CUR);
|
|
if (curPos != -1)
|
|
{
|
|
__int64 endPos = _lseeki64(fd, 0, SEEK_END);
|
|
if (endPos != -1)
|
|
{
|
|
if (endPos != curPos)
|
|
_lseeki64(fd, curPos, SEEK_SET);
|
|
return endPos;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _fileno (MSVCRT.@)
|
|
*/
|
|
int CDECL _fileno(FILE* file)
|
|
{
|
|
TRACE(":FILE* (%p) fd (%d)\n",file,file->_file);
|
|
return file->_file;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _get_osfhandle (MSVCRT.@)
|
|
*/
|
|
intptr_t CDECL _get_osfhandle(int fd)
|
|
{
|
|
HANDLE hand = get_ioinfo_nolock(fd)->handle;
|
|
TRACE(":fd (%d) handle (%p)\n",fd,hand);
|
|
|
|
if(hand == INVALID_HANDLE_VALUE)
|
|
*_errno() = EBADF;
|
|
return (intptr_t)hand;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _mktemp (MSVCRT.@)
|
|
*/
|
|
char * CDECL _mktemp(char *pattern)
|
|
{
|
|
int numX = 0;
|
|
char *retVal = pattern;
|
|
int id;
|
|
char letter = 'a';
|
|
|
|
if(!pattern)
|
|
return NULL;
|
|
|
|
while(*pattern)
|
|
numX = (*pattern++ == 'X')? numX + 1 : 0;
|
|
if (numX < 6)
|
|
return NULL;
|
|
pattern--;
|
|
id = GetCurrentProcessId();
|
|
numX = 6;
|
|
while(numX--)
|
|
{
|
|
int tempNum = id / 10;
|
|
*pattern-- = id - (tempNum * 10) + '0';
|
|
id = tempNum;
|
|
}
|
|
pattern++;
|
|
do
|
|
{
|
|
*pattern = letter++;
|
|
if (GetFileAttributesA(retVal) == INVALID_FILE_ATTRIBUTES)
|
|
return retVal;
|
|
} while(letter <= 'z');
|
|
return NULL;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _wmktemp (MSVCRT.@)
|
|
*/
|
|
wchar_t * CDECL _wmktemp(wchar_t *pattern)
|
|
{
|
|
int numX = 0;
|
|
wchar_t *retVal = pattern;
|
|
int id;
|
|
wchar_t letter = 'a';
|
|
|
|
while(*pattern)
|
|
numX = (*pattern++ == 'X')? numX + 1 : 0;
|
|
if (numX < 5)
|
|
return NULL;
|
|
pattern--;
|
|
id = GetCurrentProcessId();
|
|
numX = 6;
|
|
while(numX--)
|
|
{
|
|
int tempNum = id / 10;
|
|
*pattern-- = id - (tempNum * 10) + '0';
|
|
id = tempNum;
|
|
}
|
|
pattern++;
|
|
do
|
|
{
|
|
if (GetFileAttributesW(retVal) == INVALID_FILE_ATTRIBUTES &&
|
|
GetLastError() == ERROR_FILE_NOT_FOUND)
|
|
return retVal;
|
|
*pattern = letter++;
|
|
} while(letter != '|');
|
|
return NULL;
|
|
}
|
|
|
|
/*static*/ unsigned split_oflags(unsigned oflags)
|
|
{
|
|
int wxflags = 0;
|
|
unsigned unsupp; /* until we support everything */
|
|
|
|
if (oflags & _O_APPEND) wxflags |= WX_APPEND;
|
|
if (oflags & _O_BINARY) {/* Nothing to do */}
|
|
else if (oflags & _O_TEXT) wxflags |= WX_TEXT;
|
|
else if (oflags & _O_WTEXT) wxflags |= WX_TEXT;
|
|
else if (oflags & _O_U16TEXT) wxflags |= WX_TEXT;
|
|
else if (oflags & _O_U8TEXT) wxflags |= WX_TEXT;
|
|
else if (*__p__fmode() & _O_BINARY) {/* Nothing to do */}
|
|
else wxflags |= WX_TEXT; /* default to TEXT*/
|
|
if (oflags & _O_NOINHERIT) wxflags |= WX_DONTINHERIT;
|
|
|
|
if ((unsupp = oflags & ~(
|
|
_O_BINARY|_O_TEXT|_O_APPEND|
|
|
_O_TRUNC|_O_EXCL|_O_CREAT|
|
|
_O_RDWR|_O_WRONLY|_O_TEMPORARY|
|
|
_O_NOINHERIT|
|
|
_O_SEQUENTIAL|_O_RANDOM|_O_SHORT_LIVED|
|
|
_O_WTEXT|_O_U16TEXT|_O_U8TEXT
|
|
)))
|
|
ERR(":unsupported oflags 0x%04x\n",unsupp);
|
|
|
|
return wxflags;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _pipe (MSVCRT.@)
|
|
*/
|
|
int CDECL _pipe(int *pfds, unsigned int psize, int textmode)
|
|
{
|
|
int ret = -1;
|
|
SECURITY_ATTRIBUTES sa;
|
|
HANDLE readHandle, writeHandle;
|
|
|
|
if (!pfds)
|
|
{
|
|
*_errno() = EINVAL;
|
|
return -1;
|
|
}
|
|
|
|
sa.nLength = sizeof(SECURITY_ATTRIBUTES);
|
|
sa.bInheritHandle = !(textmode & _O_NOINHERIT);
|
|
sa.lpSecurityDescriptor = NULL;
|
|
if (CreatePipe(&readHandle, &writeHandle, &sa, psize))
|
|
{
|
|
unsigned int wxflags = split_oflags(textmode);
|
|
int fd;
|
|
|
|
fd = msvcrt_alloc_fd(readHandle, wxflags);
|
|
if (fd != -1)
|
|
{
|
|
pfds[0] = fd;
|
|
fd = msvcrt_alloc_fd(writeHandle, wxflags);
|
|
if (fd != -1)
|
|
{
|
|
pfds[1] = fd;
|
|
ret = 0;
|
|
}
|
|
else
|
|
{
|
|
_close(pfds[0]);
|
|
CloseHandle(writeHandle);
|
|
*_errno() = EMFILE;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
CloseHandle(readHandle);
|
|
CloseHandle(writeHandle);
|
|
*_errno() = EMFILE;
|
|
}
|
|
}
|
|
else
|
|
_dosmaperr(GetLastError());
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int check_bom(HANDLE h, int oflags, BOOL seek)
|
|
{
|
|
char bom[sizeof(utf8_bom)];
|
|
DWORD r;
|
|
|
|
oflags &= ~(_O_WTEXT|_O_U16TEXT|_O_U8TEXT);
|
|
|
|
if (!ReadFile(h, bom, sizeof(utf8_bom), &r, NULL))
|
|
return oflags;
|
|
|
|
if (r==sizeof(utf8_bom) && !memcmp(bom, utf8_bom, sizeof(utf8_bom))) {
|
|
oflags |= _O_U8TEXT;
|
|
}else if (r>=sizeof(utf16_bom) && !memcmp(bom, utf16_bom, sizeof(utf16_bom))) {
|
|
if (seek && r>2)
|
|
SetFilePointer(h, 2, NULL, FILE_BEGIN);
|
|
oflags |= _O_U16TEXT;
|
|
}else if (seek) {
|
|
SetFilePointer(h, 0, NULL, FILE_BEGIN);
|
|
}
|
|
|
|
return oflags;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _wsopen_s (MSVCRT.@)
|
|
*/
|
|
int CDECL _wsopen_s( int *fd, const wchar_t* path, int oflags, int shflags, int pmode )
|
|
{
|
|
DWORD access = 0, creation = 0, attrib;
|
|
SECURITY_ATTRIBUTES sa;
|
|
DWORD sharing, type;
|
|
int wxflag;
|
|
HANDLE hand;
|
|
|
|
TRACE("fd*: %p :file (%s) oflags: 0x%04x shflags: 0x%04x pmode: 0x%04x\n",
|
|
fd, debugstr_w(path), oflags, shflags, pmode);
|
|
|
|
if (!MSVCRT_CHECK_PMT( fd != NULL )) return EINVAL;
|
|
|
|
*fd = -1;
|
|
wxflag = split_oflags(oflags);
|
|
switch (oflags & (_O_RDONLY | _O_WRONLY | _O_RDWR))
|
|
{
|
|
case _O_RDONLY: access |= GENERIC_READ; break;
|
|
case _O_WRONLY: access |= GENERIC_WRITE; break;
|
|
case _O_RDWR: access |= GENERIC_WRITE | GENERIC_READ; break;
|
|
}
|
|
|
|
if (oflags & _O_CREAT)
|
|
{
|
|
if(pmode & ~(_S_IREAD | _S_IWRITE))
|
|
FIXME(": pmode 0x%04x ignored\n", pmode);
|
|
else
|
|
WARN(": pmode 0x%04x ignored\n", pmode);
|
|
|
|
if (oflags & _O_EXCL)
|
|
creation = CREATE_NEW;
|
|
else if (oflags & _O_TRUNC)
|
|
creation = CREATE_ALWAYS;
|
|
else
|
|
creation = OPEN_ALWAYS;
|
|
}
|
|
else /* no _O_CREAT */
|
|
{
|
|
if (oflags & _O_TRUNC)
|
|
creation = TRUNCATE_EXISTING;
|
|
else
|
|
creation = OPEN_EXISTING;
|
|
}
|
|
|
|
switch( shflags )
|
|
{
|
|
case _SH_DENYRW:
|
|
sharing = 0L;
|
|
break;
|
|
case _SH_DENYWR:
|
|
sharing = FILE_SHARE_READ;
|
|
break;
|
|
case _SH_DENYRD:
|
|
sharing = FILE_SHARE_WRITE;
|
|
break;
|
|
case _SH_DENYNO:
|
|
sharing = FILE_SHARE_READ | FILE_SHARE_WRITE;
|
|
break;
|
|
default:
|
|
ERR( "Unhandled shflags 0x%x\n", shflags );
|
|
return EINVAL;
|
|
}
|
|
attrib = FILE_ATTRIBUTE_NORMAL;
|
|
|
|
if (oflags & _O_TEMPORARY)
|
|
{
|
|
attrib |= FILE_FLAG_DELETE_ON_CLOSE;
|
|
access |= DELETE;
|
|
sharing |= FILE_SHARE_DELETE;
|
|
}
|
|
|
|
sa.nLength = sizeof( SECURITY_ATTRIBUTES );
|
|
sa.lpSecurityDescriptor = NULL;
|
|
sa.bInheritHandle = !(oflags & _O_NOINHERIT);
|
|
|
|
if ((oflags&(_O_WTEXT|_O_U16TEXT|_O_U8TEXT))
|
|
&& (creation==OPEN_ALWAYS || creation==OPEN_EXISTING)
|
|
&& !(access&GENERIC_READ))
|
|
{
|
|
hand = CreateFileW(path, GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_WRITE,
|
|
&sa, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
|
|
if (hand != INVALID_HANDLE_VALUE)
|
|
{
|
|
oflags = check_bom(hand, oflags, FALSE);
|
|
CloseHandle(hand);
|
|
}
|
|
else
|
|
oflags &= ~(_O_WTEXT|_O_U16TEXT|_O_U8TEXT);
|
|
}
|
|
|
|
hand = CreateFileW(path, access, sharing, &sa, creation, attrib, 0);
|
|
if (hand == INVALID_HANDLE_VALUE) {
|
|
WARN(":failed-last error (%d)\n",GetLastError());
|
|
_dosmaperr(GetLastError());
|
|
return *_errno();
|
|
}
|
|
|
|
if (oflags & (_O_WTEXT | _O_U16TEXT | _O_U8TEXT))
|
|
{
|
|
if ((access & GENERIC_WRITE) && (creation==CREATE_NEW
|
|
|| creation==CREATE_ALWAYS || creation==TRUNCATE_EXISTING
|
|
|| (creation==OPEN_ALWAYS && GetLastError()==ERROR_ALREADY_EXISTS)))
|
|
{
|
|
if (oflags & _O_U8TEXT)
|
|
{
|
|
DWORD written = 0, tmp;
|
|
|
|
while(written!=sizeof(utf8_bom) && WriteFile(hand, (char*)utf8_bom+written,
|
|
sizeof(utf8_bom)-written, &tmp, NULL))
|
|
written += tmp;
|
|
if (written != sizeof(utf8_bom)) {
|
|
WARN("error writing BOM\n");
|
|
CloseHandle(hand);
|
|
_dosmaperr(GetLastError());
|
|
return *_errno();
|
|
}
|
|
}
|
|
else
|
|
{
|
|
DWORD written = 0, tmp;
|
|
|
|
while(written!=sizeof(utf16_bom) && WriteFile(hand, (char*)utf16_bom+written,
|
|
sizeof(utf16_bom)-written, &tmp, NULL))
|
|
written += tmp;
|
|
if (written != sizeof(utf16_bom))
|
|
{
|
|
WARN("error writing BOM\n");
|
|
CloseHandle(hand);
|
|
_dosmaperr(GetLastError());
|
|
return *_errno();
|
|
}
|
|
}
|
|
}
|
|
else if (access & GENERIC_READ)
|
|
oflags = check_bom(hand, oflags, TRUE);
|
|
}
|
|
|
|
type = GetFileType(hand);
|
|
if (type == FILE_TYPE_CHAR)
|
|
wxflag |= WX_TTY;
|
|
else if (type == FILE_TYPE_PIPE)
|
|
wxflag |= WX_PIPE;
|
|
|
|
*fd = msvcrt_alloc_fd(hand, wxflag);
|
|
if (*fd == -1)
|
|
return *_errno();
|
|
|
|
if (oflags & _O_WTEXT)
|
|
get_ioinfo_nolock(*fd)->exflag |= EF_UTF16|EF_UNK_UNICODE;
|
|
else if (oflags & _O_U16TEXT)
|
|
get_ioinfo_nolock(*fd)->exflag |= EF_UTF16;
|
|
else if (oflags & _O_U8TEXT)
|
|
get_ioinfo_nolock(*fd)->exflag |= EF_UTF8;
|
|
|
|
TRACE(":fd (%d) handle (%p)\n", *fd, hand);
|
|
return 0;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _wsopen (MSVCRT.@)
|
|
*/
|
|
int CDECL _wsopen( const wchar_t *path, int oflags, int shflags, ... )
|
|
{
|
|
int pmode;
|
|
int fd;
|
|
|
|
if (oflags & _O_CREAT)
|
|
{
|
|
__ms_va_list ap;
|
|
|
|
__ms_va_start(ap, shflags);
|
|
pmode = va_arg(ap, int);
|
|
__ms_va_end(ap);
|
|
}
|
|
else
|
|
pmode = 0;
|
|
|
|
_wsopen_s(&fd, path, oflags, shflags, pmode);
|
|
return fd;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _sopen_s (MSVCRT.@)
|
|
*/
|
|
int CDECL _sopen_s( int *fd, const char *path, int oflags, int shflags, int pmode )
|
|
{
|
|
wchar_t *pathW;
|
|
int ret;
|
|
|
|
if(!MSVCRT_CHECK_PMT(path && (pathW = msvcrt_wstrdupa(path))))
|
|
return EINVAL;
|
|
|
|
ret = _wsopen_s(fd, pathW, oflags, shflags, pmode);
|
|
free(pathW);
|
|
return ret;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _sopen (MSVCRT.@)
|
|
*/
|
|
int CDECL _sopen( const char *path, int oflags, int shflags, ... )
|
|
{
|
|
int pmode;
|
|
int fd;
|
|
|
|
if (oflags & _O_CREAT)
|
|
{
|
|
va_list ap;
|
|
|
|
va_start(ap, shflags);
|
|
pmode = va_arg(ap, int);
|
|
va_end(ap);
|
|
}
|
|
else
|
|
pmode = 0;
|
|
|
|
_sopen_s(&fd, path, oflags, shflags, pmode);
|
|
return fd;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _open (MSVCRT.@)
|
|
*/
|
|
int CDECL _open( const char *path, int flags, ... )
|
|
{
|
|
va_list ap;
|
|
|
|
if (flags & _O_CREAT)
|
|
{
|
|
int pmode;
|
|
va_start(ap, flags);
|
|
pmode = va_arg(ap, int);
|
|
va_end(ap);
|
|
return _sopen( path, flags, _SH_DENYNO, pmode );
|
|
}
|
|
else
|
|
return _sopen( path, flags, _SH_DENYNO);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _wopen (MSVCRT.@)
|
|
*/
|
|
int CDECL _wopen(const wchar_t *path,int flags,...)
|
|
{
|
|
va_list ap;
|
|
|
|
if (flags & _O_CREAT)
|
|
{
|
|
int pmode;
|
|
va_start(ap, flags);
|
|
pmode = va_arg(ap, int);
|
|
va_end(ap);
|
|
return _wsopen( path, flags, _SH_DENYNO, pmode );
|
|
}
|
|
else
|
|
return _wsopen( path, flags, _SH_DENYNO);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _creat (MSVCRT.@)
|
|
*/
|
|
int CDECL _creat(const char *path, int flags)
|
|
{
|
|
int usedFlags = (flags & _O_TEXT)| _O_CREAT| _O_WRONLY| _O_TRUNC;
|
|
return _open(path, usedFlags);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _wcreat (MSVCRT.@)
|
|
*/
|
|
int CDECL _wcreat(const wchar_t *path, int flags)
|
|
{
|
|
int usedFlags = (flags & _O_TEXT)| _O_CREAT| _O_WRONLY| _O_TRUNC;
|
|
return _wopen(path, usedFlags);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _open_osfhandle (MSVCRT.@)
|
|
*/
|
|
int CDECL _open_osfhandle(intptr_t handle, int oflags)
|
|
{
|
|
DWORD flags;
|
|
int fd;
|
|
|
|
/* _O_RDONLY (0) always matches, so set the read flag
|
|
* MFC's CStdioFile clears O_RDONLY (0)! if it wants to write to the
|
|
* file, so set the write flag. It also only sets _O_TEXT if it wants
|
|
* text - it never sets _O_BINARY.
|
|
*/
|
|
/* don't let split_oflags() decide the mode if no mode is passed */
|
|
if (!(oflags & (_O_BINARY | _O_TEXT)))
|
|
oflags |= _O_BINARY;
|
|
|
|
flags = GetFileType((HANDLE)handle);
|
|
if (flags==FILE_TYPE_UNKNOWN && GetLastError()!=NO_ERROR)
|
|
{
|
|
_dosmaperr(GetLastError());
|
|
return -1;
|
|
}
|
|
|
|
if (flags == FILE_TYPE_CHAR)
|
|
flags = WX_TTY;
|
|
else if (flags == FILE_TYPE_PIPE)
|
|
flags = WX_PIPE;
|
|
else
|
|
flags = 0;
|
|
flags |= split_oflags(oflags);
|
|
|
|
fd = msvcrt_alloc_fd((HANDLE)handle, flags);
|
|
TRACE(":handle (%ld) fd (%d) flags 0x%08x\n", handle, fd, flags);
|
|
return fd;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _rmtmp (MSVCRT.@)
|
|
*/
|
|
int CDECL _rmtmp(void)
|
|
{
|
|
int num_removed = 0, i;
|
|
FILE *file;
|
|
|
|
LOCK_FILES();
|
|
for (i = 3; i < MSVCRT_stream_idx; i++) {
|
|
file = msvcrt_get_file(i);
|
|
|
|
if (file->_tmpfname)
|
|
{
|
|
fclose(file);
|
|
num_removed++;
|
|
}
|
|
}
|
|
UNLOCK_FILES();
|
|
|
|
if (num_removed)
|
|
TRACE(":removed (%d) temp files\n",num_removed);
|
|
return num_removed;
|
|
}
|
|
|
|
static inline int get_utf8_char_len(char ch)
|
|
{
|
|
if((ch&0xf8) == 0xf0)
|
|
return 4;
|
|
else if((ch&0xf0) == 0xe0)
|
|
return 3;
|
|
else if((ch&0xe0) == 0xc0)
|
|
return 2;
|
|
return 1;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* (internal) read_utf8
|
|
*/
|
|
static int read_utf8(ioinfo *fdinfo, wchar_t *buf, unsigned int count)
|
|
{
|
|
HANDLE hand = fdinfo->handle;
|
|
char min_buf[4], *readbuf, lookahead;
|
|
DWORD readbuf_size, pos=0, num_read=1, char_len, i, j;
|
|
|
|
/* make the buffer big enough to hold at least one character */
|
|
/* read bytes have to fit to output and lookahead buffers */
|
|
count /= 2;
|
|
readbuf_size = count < 4 ? 4 : count;
|
|
if(readbuf_size<=4 || !(readbuf = malloc(readbuf_size))) {
|
|
readbuf_size = 4;
|
|
readbuf = min_buf;
|
|
}
|
|
|
|
if(fdinfo->lookahead[0] != '\n') {
|
|
readbuf[pos++] = fdinfo->lookahead[0];
|
|
fdinfo->lookahead[0] = '\n';
|
|
|
|
if(fdinfo->lookahead[1] != '\n') {
|
|
readbuf[pos++] = fdinfo->lookahead[1];
|
|
fdinfo->lookahead[1] = '\n';
|
|
|
|
if(fdinfo->lookahead[2] != '\n') {
|
|
readbuf[pos++] = fdinfo->lookahead[2];
|
|
fdinfo->lookahead[2] = '\n';
|
|
}
|
|
}
|
|
}
|
|
|
|
/* NOTE: this case is broken in native dll, reading
|
|
* sometimes fails when small buffer is passed
|
|
*/
|
|
if(count < 4) {
|
|
if(!pos && !ReadFile(hand, readbuf, 1, &num_read, NULL)) {
|
|
if (GetLastError() == ERROR_BROKEN_PIPE) {
|
|
fdinfo->wxflag |= WX_ATEOF;
|
|
return 0;
|
|
}else {
|
|
_dosmaperr(GetLastError());
|
|
return -1;
|
|
}
|
|
}else if(!num_read) {
|
|
fdinfo->wxflag |= WX_ATEOF;
|
|
return 0;
|
|
}else {
|
|
pos++;
|
|
}
|
|
|
|
char_len = get_utf8_char_len(readbuf[0]);
|
|
if(char_len>pos) {
|
|
if(ReadFile(hand, readbuf+pos, char_len-pos, &num_read, NULL))
|
|
pos += num_read;
|
|
}
|
|
|
|
if(readbuf[0] == '\n')
|
|
fdinfo->wxflag |= WX_READNL;
|
|
else
|
|
fdinfo->wxflag &= ~WX_READNL;
|
|
|
|
if(readbuf[0] == 0x1a) {
|
|
fdinfo->wxflag |= WX_ATEOF;
|
|
return 0;
|
|
}
|
|
|
|
if(readbuf[0] == '\r') {
|
|
if(!ReadFile(hand, &lookahead, 1, &num_read, NULL) || num_read!=1)
|
|
buf[0] = '\r';
|
|
else if(lookahead == '\n')
|
|
buf[0] = '\n';
|
|
else {
|
|
buf[0] = '\r';
|
|
if(fdinfo->wxflag & (WX_PIPE | WX_TTY))
|
|
fdinfo->lookahead[0] = lookahead;
|
|
else
|
|
SetFilePointer(fdinfo->handle, -1, NULL, FILE_CURRENT);
|
|
}
|
|
return 2;
|
|
}
|
|
|
|
if(!(num_read = MultiByteToWideChar(CP_UTF8, 0, readbuf, pos, buf, count))) {
|
|
_dosmaperr(GetLastError());
|
|
return -1;
|
|
}
|
|
|
|
return num_read*2;
|
|
}
|
|
|
|
if(!ReadFile(hand, readbuf+pos, readbuf_size-pos, &num_read, NULL)) {
|
|
if(pos) {
|
|
num_read = 0;
|
|
}else if(GetLastError() == ERROR_BROKEN_PIPE) {
|
|
fdinfo->wxflag |= WX_ATEOF;
|
|
if (readbuf != min_buf) free(readbuf);
|
|
return 0;
|
|
}else {
|
|
_dosmaperr(GetLastError());
|
|
if (readbuf != min_buf) free(readbuf);
|
|
return -1;
|
|
}
|
|
}else if(!pos && !num_read) {
|
|
fdinfo->wxflag |= WX_ATEOF;
|
|
if (readbuf != min_buf) free(readbuf);
|
|
return 0;
|
|
}
|
|
|
|
pos += num_read;
|
|
if(readbuf[0] == '\n')
|
|
fdinfo->wxflag |= WX_READNL;
|
|
else
|
|
fdinfo->wxflag &= ~WX_READNL;
|
|
|
|
/* Find first byte of last character (may be incomplete) */
|
|
for(i=pos-1; i>0 && i>pos-4; i--)
|
|
if((readbuf[i]&0xc0) != 0x80)
|
|
break;
|
|
char_len = get_utf8_char_len(readbuf[i]);
|
|
if(char_len+i <= pos)
|
|
i += char_len;
|
|
|
|
if(fdinfo->wxflag & (WX_PIPE | WX_TTY)) {
|
|
if(i < pos)
|
|
fdinfo->lookahead[0] = readbuf[i];
|
|
if(i+1 < pos)
|
|
fdinfo->lookahead[1] = readbuf[i+1];
|
|
if(i+2 < pos)
|
|
fdinfo->lookahead[2] = readbuf[i+2];
|
|
}else if(i < pos) {
|
|
SetFilePointer(fdinfo->handle, i-pos, NULL, FILE_CURRENT);
|
|
}
|
|
pos = i;
|
|
|
|
for(i=0, j=0; i<pos; i++) {
|
|
if(readbuf[i] == 0x1a) {
|
|
fdinfo->wxflag |= WX_ATEOF;
|
|
break;
|
|
}
|
|
|
|
/* strip '\r' if followed by '\n' */
|
|
if(readbuf[i] == '\r' && i+1==pos) {
|
|
if(fdinfo->lookahead[0] != '\n' || !ReadFile(hand, &lookahead, 1, &num_read, NULL) || !num_read) {
|
|
readbuf[j++] = '\r';
|
|
}else if(lookahead == '\n' && j==0) {
|
|
readbuf[j++] = '\n';
|
|
}else {
|
|
if(lookahead != '\n')
|
|
readbuf[j++] = '\r';
|
|
|
|
if(fdinfo->wxflag & (WX_PIPE | WX_TTY))
|
|
fdinfo->lookahead[0] = lookahead;
|
|
else
|
|
SetFilePointer(fdinfo->handle, -1, NULL, FILE_CURRENT);
|
|
}
|
|
}else if(readbuf[i]!='\r' || readbuf[i+1]!='\n') {
|
|
readbuf[j++] = readbuf[i];
|
|
}
|
|
}
|
|
pos = j;
|
|
|
|
if(!(num_read = MultiByteToWideChar(CP_UTF8, 0, readbuf, pos, buf, count))) {
|
|
_dosmaperr(GetLastError());
|
|
if (readbuf != min_buf) free(readbuf);
|
|
return -1;
|
|
}
|
|
|
|
if (readbuf != min_buf) free(readbuf);
|
|
return num_read*2;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* (internal) read_i
|
|
*
|
|
* When reading \r as last character in text mode, read() positions
|
|
* the file pointer on the \r character while getc() goes on to
|
|
* the following \n
|
|
*/
|
|
static int read_i(int fd, ioinfo *fdinfo, void *buf, unsigned int count)
|
|
{
|
|
DWORD num_read, utf16;
|
|
char *bufstart = buf;
|
|
|
|
if (count == 0)
|
|
return 0;
|
|
|
|
if (fdinfo->wxflag & WX_ATEOF) {
|
|
TRACE("already at EOF, returning 0\n");
|
|
return 0;
|
|
}
|
|
/* Don't trace small reads, it gets *very* annoying */
|
|
if (count > 4)
|
|
TRACE(":fd (%d) handle (%p) buf (%p) len (%d)\n", fd, fdinfo->handle, buf, count);
|
|
if (fdinfo->handle == INVALID_HANDLE_VALUE)
|
|
{
|
|
*_errno() = EBADF;
|
|
return -1;
|
|
}
|
|
|
|
utf16 = (fdinfo->exflag & EF_UTF16) != 0;
|
|
if (((fdinfo->exflag&EF_UTF8) || utf16) && count&1)
|
|
{
|
|
*_errno() = EINVAL;
|
|
return -1;
|
|
}
|
|
|
|
if((fdinfo->wxflag&WX_TEXT) && (fdinfo->exflag&EF_UTF8))
|
|
return read_utf8(fdinfo, buf, count);
|
|
|
|
if (fdinfo->lookahead[0]!='\n' || ReadFile(fdinfo->handle, bufstart, count, &num_read, NULL))
|
|
{
|
|
if (fdinfo->lookahead[0] != '\n')
|
|
{
|
|
bufstart[0] = fdinfo->lookahead[0];
|
|
fdinfo->lookahead[0] = '\n';
|
|
|
|
if (utf16)
|
|
{
|
|
bufstart[1] = fdinfo->lookahead[1];
|
|
fdinfo->lookahead[1] = '\n';
|
|
}
|
|
|
|
if(count>1+utf16 && ReadFile(fdinfo->handle, bufstart+1+utf16, count-1-utf16, &num_read, NULL))
|
|
num_read += 1+utf16;
|
|
else
|
|
num_read = 1+utf16;
|
|
}
|
|
|
|
if(utf16 && (num_read&1))
|
|
{
|
|
/* msvcr90 uses uninitialized value from the buffer in this case */
|
|
/* msvcrt ignores additional data */
|
|
ERR("got odd number of bytes in UTF16 mode\n");
|
|
num_read--;
|
|
}
|
|
|
|
if (count != 0 && num_read == 0)
|
|
{
|
|
fdinfo->wxflag |= WX_ATEOF;
|
|
TRACE(":EOF %s\n",debugstr_an(buf,num_read));
|
|
}
|
|
else if (fdinfo->wxflag & WX_TEXT)
|
|
{
|
|
DWORD i, j;
|
|
|
|
if (bufstart[0]=='\n' && (!utf16 || bufstart[1]==0))
|
|
fdinfo->wxflag |= WX_READNL;
|
|
else
|
|
fdinfo->wxflag &= ~WX_READNL;
|
|
|
|
for (i=0, j=0; i<num_read; i+=1+utf16)
|
|
{
|
|
/* in text mode, a ctrl-z signals EOF */
|
|
if (bufstart[i]==0x1a && (!utf16 || bufstart[i+1]==0))
|
|
{
|
|
fdinfo->wxflag |= WX_ATEOF;
|
|
TRACE(":^Z EOF %s\n",debugstr_an(buf,num_read));
|
|
break;
|
|
}
|
|
|
|
/* in text mode, strip \r if followed by \n */
|
|
if (bufstart[i]=='\r' && (!utf16 || bufstart[i+1]==0) && i+1+utf16==num_read)
|
|
{
|
|
char lookahead[2];
|
|
DWORD len;
|
|
|
|
lookahead[1] = '\n';
|
|
if (ReadFile(fdinfo->handle, lookahead, 1+utf16, &len, NULL) && len)
|
|
{
|
|
if(lookahead[0]=='\n' && (!utf16 || lookahead[1]==0) && j==0)
|
|
{
|
|
bufstart[j++] = '\n';
|
|
if(utf16) bufstart[j++] = 0;
|
|
}
|
|
else
|
|
{
|
|
if(lookahead[0]!='\n' || (utf16 && lookahead[1]!=0))
|
|
{
|
|
bufstart[j++] = '\r';
|
|
if(utf16) bufstart[j++] = 0;
|
|
}
|
|
|
|
if (fdinfo->wxflag & (WX_PIPE | WX_TTY))
|
|
{
|
|
if (lookahead[0]=='\n' && (!utf16 || !lookahead[1]))
|
|
{
|
|
bufstart[j++] = '\n';
|
|
if (utf16) bufstart[j++] = 0;
|
|
}
|
|
else
|
|
{
|
|
fdinfo->lookahead[0] = lookahead[0];
|
|
fdinfo->lookahead[1] = lookahead[1];
|
|
}
|
|
}
|
|
else
|
|
SetFilePointer(fdinfo->handle, -1-utf16, NULL, FILE_CURRENT);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
bufstart[j++] = '\r';
|
|
if(utf16) bufstart[j++] = 0;
|
|
}
|
|
}
|
|
else if((bufstart[i]!='\r' || (utf16 && bufstart[i+1]!=0))
|
|
|| (bufstart[i+1+utf16]!='\n' || (utf16 && bufstart[i+3]!=0)))
|
|
{
|
|
bufstart[j++] = bufstart[i];
|
|
if(utf16) bufstart[j++] = bufstart[i+1];
|
|
}
|
|
}
|
|
num_read = j;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (GetLastError() == ERROR_BROKEN_PIPE)
|
|
{
|
|
TRACE(":end-of-pipe\n");
|
|
fdinfo->wxflag |= WX_ATEOF;
|
|
return 0;
|
|
}
|
|
else
|
|
{
|
|
TRACE(":failed-last error (%d)\n",GetLastError());
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
if (count > 4)
|
|
TRACE("(%u), %s\n",num_read,debugstr_an(buf, num_read));
|
|
return num_read;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _read (MSVCRT.@)
|
|
*/
|
|
int CDECL _read(int fd, void *buf, unsigned int count)
|
|
{
|
|
ioinfo *info = get_ioinfo(fd);
|
|
int num_read = read_i(fd, info, buf, count);
|
|
release_ioinfo(info);
|
|
return num_read;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _setmode (MSVCRT.@)
|
|
*/
|
|
int CDECL _setmode(int fd,int mode)
|
|
{
|
|
ioinfo *info = get_ioinfo(fd);
|
|
int ret = info->wxflag & WX_TEXT ? _O_TEXT : _O_BINARY;
|
|
if(ret==_O_TEXT && (info->exflag & (EF_UTF8|EF_UTF16)))
|
|
ret = _O_WTEXT;
|
|
|
|
if(mode!=_O_TEXT && mode!=_O_BINARY && mode!=_O_WTEXT
|
|
&& mode!=_O_U16TEXT && mode!=_O_U8TEXT) {
|
|
*_errno() = EINVAL;
|
|
release_ioinfo(info);
|
|
return -1;
|
|
}
|
|
|
|
if(info == &__badioinfo) {
|
|
*_errno() = EBADF;
|
|
return EOF;
|
|
}
|
|
|
|
if(mode == _O_BINARY) {
|
|
info->wxflag &= ~WX_TEXT;
|
|
info->exflag &= ~(EF_UTF8|EF_UTF16);
|
|
release_ioinfo(info);
|
|
return ret;
|
|
}
|
|
|
|
info->wxflag |= WX_TEXT;
|
|
if(mode == _O_TEXT)
|
|
info->exflag &= ~(EF_UTF8|EF_UTF16);
|
|
else if(mode == _O_U8TEXT)
|
|
info->exflag = (info->exflag & ~EF_UTF16) | EF_UTF8;
|
|
else
|
|
info->exflag = (info->exflag & ~EF_UTF8) | EF_UTF16;
|
|
|
|
release_ioinfo(info);
|
|
return ret;
|
|
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _tell (MSVCRT.@)
|
|
*/
|
|
long CDECL _tell(int fd)
|
|
{
|
|
return _lseek(fd, 0, SEEK_CUR);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _telli64 (MSVCRT.@)
|
|
*/
|
|
__int64 CDECL _telli64(int fd)
|
|
{
|
|
return _lseeki64(fd, 0, SEEK_CUR);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _tempnam (MSVCRT.@)
|
|
*/
|
|
char * CDECL _tempnam(const char *dir, const char *prefix)
|
|
{
|
|
char tmpbuf[MAX_PATH];
|
|
const char *tmp_dir = getenv("TMP");
|
|
|
|
if (tmp_dir) dir = tmp_dir;
|
|
|
|
TRACE("dir (%s) prefix (%s)\n",dir,prefix);
|
|
if (GetTempFileNameA(dir,prefix,0,tmpbuf))
|
|
{
|
|
TRACE("got name (%s)\n",tmpbuf);
|
|
DeleteFileA(tmpbuf);
|
|
return _strdup(tmpbuf);
|
|
}
|
|
TRACE("failed (%d)\n",GetLastError());
|
|
return NULL;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _wtempnam (MSVCRT.@)
|
|
*/
|
|
wchar_t * CDECL _wtempnam(const wchar_t *dir, const wchar_t *prefix)
|
|
{
|
|
wchar_t tmpbuf[MAX_PATH];
|
|
|
|
TRACE("dir (%s) prefix (%s)\n",debugstr_w(dir),debugstr_w(prefix));
|
|
if (GetTempFileNameW(dir,prefix,0,tmpbuf))
|
|
{
|
|
TRACE("got name (%s)\n",debugstr_w(tmpbuf));
|
|
DeleteFileW(tmpbuf);
|
|
return _wcsdup(tmpbuf);
|
|
}
|
|
TRACE("failed (%d)\n",GetLastError());
|
|
return NULL;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _umask (MSVCRT.@)
|
|
*/
|
|
int CDECL _umask(int umask)
|
|
{
|
|
int old_umask = MSVCRT_umask;
|
|
TRACE("(%d)\n",umask);
|
|
MSVCRT_umask = umask;
|
|
return old_umask;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _write (MSVCRT.@)
|
|
*/
|
|
int CDECL _write(int fd, const void* buf, unsigned int count)
|
|
{
|
|
DWORD num_written;
|
|
ioinfo *info = get_ioinfo(fd);
|
|
HANDLE hand = info->handle;
|
|
|
|
/* Don't trace small writes, it gets *very* annoying */
|
|
#if 0
|
|
if (count > 32)
|
|
TRACE(":fd (%d) handle (%d) buf (%p) len (%d)\n",fd,hand,buf,count);
|
|
#endif
|
|
if (hand == INVALID_HANDLE_VALUE)
|
|
{
|
|
*_errno() = EBADF;
|
|
release_ioinfo(info);
|
|
return -1;
|
|
}
|
|
|
|
if (((info->exflag&EF_UTF8) || (info->exflag&EF_UTF16)) && count&1)
|
|
{
|
|
*_errno() = EINVAL;
|
|
release_ioinfo(info);
|
|
return -1;
|
|
}
|
|
|
|
/* If appending, go to EOF */
|
|
if (info->wxflag & WX_APPEND)
|
|
_lseek(fd, 0, FILE_END);
|
|
|
|
if (!(info->wxflag & WX_TEXT))
|
|
{
|
|
if (WriteFile(hand, buf, count, &num_written, NULL)
|
|
&& (num_written == count))
|
|
{
|
|
release_ioinfo(info);
|
|
return num_written;
|
|
}
|
|
TRACE("WriteFile (fd %d, hand %p) failed-last error (%d)\n", fd,
|
|
hand, GetLastError());
|
|
*_errno() = ENOSPC;
|
|
}
|
|
else
|
|
{
|
|
unsigned int i, j, nr_lf, size;
|
|
char *p = NULL;
|
|
const char *q;
|
|
const char *s = buf, *buf_start = buf;
|
|
|
|
if (!(info->exflag & (EF_UTF8|EF_UTF16)))
|
|
{
|
|
/* find number of \n */
|
|
for (nr_lf=0, i=0; i<count; i++)
|
|
if (s[i] == '\n')
|
|
nr_lf++;
|
|
if (nr_lf)
|
|
{
|
|
size = count+nr_lf;
|
|
if ((q = p = malloc(size)))
|
|
{
|
|
for (s = buf, i = 0, j = 0; i < count; i++)
|
|
{
|
|
if (s[i] == '\n')
|
|
p[j++] = '\r';
|
|
p[j++] = s[i];
|
|
}
|
|
}
|
|
else
|
|
{
|
|
FIXME("Malloc failed\n");
|
|
nr_lf = 0;
|
|
size = count;
|
|
q = buf;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
size = count;
|
|
q = buf;
|
|
}
|
|
}
|
|
else if (info->exflag & EF_UTF16)
|
|
{
|
|
for (nr_lf=0, i=0; i<count; i+=2)
|
|
if (s[i]=='\n' && s[i+1]==0)
|
|
nr_lf += 2;
|
|
if (nr_lf)
|
|
{
|
|
size = count+nr_lf;
|
|
if ((q = p = malloc(size)))
|
|
{
|
|
for (s=buf, i=0, j=0; i<count; i++)
|
|
{
|
|
if (s[i]=='\n' && s[i+1]==0)
|
|
{
|
|
p[j++] = '\r';
|
|
p[j++] = 0;
|
|
}
|
|
p[j++] = s[i++];
|
|
p[j++] = s[i];
|
|
}
|
|
}
|
|
else
|
|
{
|
|
FIXME("Malloc failed\n");
|
|
nr_lf = 0;
|
|
size = count;
|
|
q = buf;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
size = count;
|
|
q = buf;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
DWORD conv_len;
|
|
|
|
for(nr_lf=0, i=0; i<count; i+=2)
|
|
if (s[i]=='\n' && s[i+1]==0)
|
|
nr_lf++;
|
|
|
|
conv_len = WideCharToMultiByte(CP_UTF8, 0, (WCHAR*)buf, count/2, NULL, 0, NULL, NULL);
|
|
if(!conv_len) {
|
|
_dosmaperr(GetLastError());
|
|
free(p);
|
|
release_ioinfo(info);
|
|
return -1;
|
|
}
|
|
|
|
size = conv_len+nr_lf;
|
|
if((p = malloc(count+nr_lf*2+size)))
|
|
{
|
|
for (s=buf, i=0, j=0; i<count; i++)
|
|
{
|
|
if (s[i]=='\n' && s[i+1]==0)
|
|
{
|
|
p[j++] = '\r';
|
|
p[j++] = 0;
|
|
}
|
|
p[j++] = s[i++];
|
|
p[j++] = s[i];
|
|
}
|
|
q = p+count+nr_lf*2;
|
|
WideCharToMultiByte(CP_UTF8, 0, (WCHAR*)p, count/2+nr_lf,
|
|
p+count+nr_lf*2, conv_len+nr_lf, NULL, NULL);
|
|
}
|
|
else
|
|
{
|
|
FIXME("Malloc failed\n");
|
|
nr_lf = 0;
|
|
size = count;
|
|
q = buf;
|
|
}
|
|
}
|
|
|
|
if (!WriteFile(hand, q, size, &num_written, NULL))
|
|
num_written = -1;
|
|
release_ioinfo(info);
|
|
if(p)
|
|
free(p);
|
|
if (num_written != size)
|
|
{
|
|
TRACE("WriteFile (fd %d, hand %p) failed-last error (%d), num_written %d\n",
|
|
fd, hand, GetLastError(), num_written);
|
|
*_errno() = ENOSPC;
|
|
return s - buf_start;
|
|
}
|
|
return count;
|
|
}
|
|
|
|
release_ioinfo(info);
|
|
return -1;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _putw (MSVCRT.@)
|
|
*/
|
|
int CDECL _putw(int val, FILE* file)
|
|
{
|
|
int len;
|
|
|
|
_lock_file(file);
|
|
len = _write(file->_file, &val, sizeof(val));
|
|
if (len == sizeof(val)) {
|
|
_unlock_file(file);
|
|
return val;
|
|
}
|
|
|
|
file->_flag |= _IOERR;
|
|
_unlock_file(file);
|
|
return EOF;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* fclose (MSVCRT.@)
|
|
*/
|
|
int CDECL fclose(FILE* file)
|
|
{
|
|
int r, flag;
|
|
|
|
if (!MSVCRT_CHECK_PMT(file != NULL)) return EOF;
|
|
|
|
_lock_file(file);
|
|
flag = file->_flag;
|
|
free(file->_tmpfname);
|
|
file->_tmpfname = NULL;
|
|
/* flush stdio buffers */
|
|
if(file->_flag & _IOWRT)
|
|
fflush(file);
|
|
if(file->_flag & _IOMYBUF)
|
|
free(file->_base);
|
|
|
|
r=_close(file->_file);
|
|
|
|
file->_flag = 0;
|
|
_unlock_file(file);
|
|
if(file<_iob || file>=_iob+_IOB_ENTRIES)
|
|
DeleteCriticalSection(&((file_crit*)file)->crit);
|
|
|
|
if(file == msvcrt_get_file(MSVCRT_stream_idx-1)) {
|
|
while(MSVCRT_stream_idx>3 && !file->_flag) {
|
|
MSVCRT_stream_idx--;
|
|
file = msvcrt_get_file(MSVCRT_stream_idx-1);
|
|
}
|
|
}
|
|
|
|
return ((r == -1) || (flag & _IOERR) ? EOF : 0);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* feof (MSVCRT.@)
|
|
*/
|
|
int CDECL feof(FILE* file)
|
|
{
|
|
return file->_flag & _IOEOF;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* ferror (MSVCRT.@)
|
|
*/
|
|
int CDECL ferror(FILE* file)
|
|
{
|
|
return file->_flag & _IOERR;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _filbuf (MSVCRT.@)
|
|
*/
|
|
int CDECL _filbuf(FILE* file)
|
|
{
|
|
unsigned char c;
|
|
_lock_file(file);
|
|
|
|
if(file->_flag & _IOSTRG) {
|
|
_unlock_file(file);
|
|
return EOF;
|
|
}
|
|
|
|
/* Allocate buffer if needed */
|
|
if(!(file->_flag & (_IONBF | _IOMYBUF | _USERBUF)))
|
|
msvcrt_alloc_buffer(file);
|
|
|
|
if(!(file->_flag & _IOREAD)) {
|
|
if(file->_flag & _IORW)
|
|
file->_flag |= _IOREAD;
|
|
else {
|
|
_unlock_file(file);
|
|
return EOF;
|
|
}
|
|
}
|
|
|
|
if(!(file->_flag & (_IOMYBUF | _USERBUF))) {
|
|
int r;
|
|
if ((r = _read(file->_file,&c,1)) != 1) {
|
|
file->_flag |= (r == 0) ? _IOEOF : _IOERR;
|
|
_unlock_file(file);
|
|
return EOF;
|
|
}
|
|
|
|
_unlock_file(file);
|
|
return c;
|
|
} else {
|
|
file->_cnt = _read(file->_file, file->_base, file->_bufsiz);
|
|
if(file->_cnt<=0) {
|
|
file->_flag |= (file->_cnt == 0) ? _IOEOF : _IOERR;
|
|
file->_cnt = 0;
|
|
_unlock_file(file);
|
|
return EOF;
|
|
}
|
|
|
|
file->_cnt--;
|
|
file->_ptr = file->_base+1;
|
|
c = *(unsigned char *)file->_base;
|
|
_unlock_file(file);
|
|
return c;
|
|
}
|
|
}
|
|
|
|
/*********************************************************************
|
|
* fgetc (MSVCRT.@)
|
|
*/
|
|
int CDECL fgetc(FILE* file)
|
|
{
|
|
unsigned char *i;
|
|
unsigned int j;
|
|
|
|
_lock_file(file);
|
|
if (file->_cnt>0) {
|
|
file->_cnt--;
|
|
i = (unsigned char *)file->_ptr++;
|
|
j = *i;
|
|
} else
|
|
j = _filbuf(file);
|
|
|
|
_unlock_file(file);
|
|
return j;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _fgetchar (MSVCRT.@)
|
|
*/
|
|
int CDECL _fgetchar(void)
|
|
{
|
|
return fgetc(stdin);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* fgets (MSVCRT.@)
|
|
*/
|
|
char * CDECL fgets(char *s, int size, FILE* file)
|
|
{
|
|
int cc = EOF;
|
|
char * buf_start = s;
|
|
|
|
TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
|
|
file,file->_file,s,size);
|
|
|
|
_lock_file(file);
|
|
|
|
while ((size >1) && (cc = fgetc(file)) != EOF && cc != '\n')
|
|
{
|
|
*s++ = (char)cc;
|
|
size --;
|
|
}
|
|
if ((cc == EOF) && (s == buf_start)) /* If nothing read, return 0*/
|
|
{
|
|
TRACE(":nothing read\n");
|
|
_unlock_file(file);
|
|
return NULL;
|
|
}
|
|
if ((cc != EOF) && (size > 1))
|
|
*s++ = cc;
|
|
*s = '\0';
|
|
TRACE(":got %s\n", debugstr_a(buf_start));
|
|
_unlock_file(file);
|
|
return buf_start;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* fgetwc (MSVCRT.@)
|
|
*/
|
|
wint_t CDECL fgetwc(FILE* file)
|
|
{
|
|
wint_t ret;
|
|
int ch;
|
|
|
|
_lock_file(file);
|
|
|
|
if((get_ioinfo_nolock(file->_file)->exflag & (EF_UTF8 | EF_UTF16))
|
|
|| !(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT)) {
|
|
char *p;
|
|
|
|
for(p=(char*)&ret; (wint_t*)p<&ret+1; p++) {
|
|
ch = fgetc(file);
|
|
if(ch == EOF) {
|
|
ret = WEOF;
|
|
break;
|
|
}
|
|
*p = (char)ch;
|
|
}
|
|
}else {
|
|
char mbs[MB_LEN_MAX];
|
|
int len = 0;
|
|
|
|
ch = fgetc(file);
|
|
if(ch != EOF) {
|
|
mbs[0] = (char)ch;
|
|
if(isleadbyte((unsigned char)mbs[0])) {
|
|
ch = fgetc(file);
|
|
if(ch != EOF) {
|
|
mbs[1] = (char)ch;
|
|
len = 2;
|
|
}
|
|
}else {
|
|
len = 1;
|
|
}
|
|
}
|
|
|
|
if(!len || mbtowc(&ret, mbs, len)==-1)
|
|
ret = WEOF;
|
|
}
|
|
|
|
_unlock_file(file);
|
|
return ret;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _getw (MSVCRT.@)
|
|
*/
|
|
int CDECL _getw(FILE* file)
|
|
{
|
|
char *ch;
|
|
int i, k;
|
|
unsigned int j;
|
|
ch = (char *)&i;
|
|
|
|
_lock_file(file);
|
|
for (j=0; j<sizeof(int); j++) {
|
|
k = fgetc(file);
|
|
if (k == EOF) {
|
|
file->_flag |= _IOEOF;
|
|
_unlock_file(file);
|
|
return EOF;
|
|
}
|
|
ch[j] = k;
|
|
}
|
|
|
|
_unlock_file(file);
|
|
return i;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* getwc (MSVCRT.@)
|
|
*/
|
|
wint_t CDECL getwc(FILE* file)
|
|
{
|
|
return fgetwc(file);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _fgetwchar (MSVCRT.@)
|
|
*/
|
|
wint_t CDECL _fgetwchar(void)
|
|
{
|
|
return fgetwc(stdin);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* getwchar (MSVCRT.@)
|
|
*/
|
|
wint_t CDECL getwchar(void)
|
|
{
|
|
return _fgetwchar();
|
|
}
|
|
|
|
/*********************************************************************
|
|
* fgetws (MSVCRT.@)
|
|
*/
|
|
wchar_t * CDECL fgetws(wchar_t *s, int size, FILE* file)
|
|
{
|
|
int cc = WEOF;
|
|
wchar_t * buf_start = s;
|
|
|
|
TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
|
|
file,file->_file,s,size);
|
|
|
|
_lock_file(file);
|
|
|
|
while ((size >1) && (cc = fgetwc(file)) != WEOF && cc != '\n')
|
|
{
|
|
*s++ = (char)cc;
|
|
size --;
|
|
}
|
|
if ((cc == WEOF) && (s == buf_start)) /* If nothing read, return 0*/
|
|
{
|
|
TRACE(":nothing read\n");
|
|
_unlock_file(file);
|
|
return NULL;
|
|
}
|
|
if ((cc != WEOF) && (size > 1))
|
|
*s++ = cc;
|
|
*s = 0;
|
|
TRACE(":got %s\n", debugstr_w(buf_start));
|
|
_unlock_file(file);
|
|
return buf_start;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* fwrite (MSVCRT.@)
|
|
*/
|
|
size_t CDECL fwrite(const void *ptr, size_t size, size_t nmemb, FILE* file)
|
|
{
|
|
size_t wrcnt=size * nmemb;
|
|
int written = 0;
|
|
if (size == 0)
|
|
return 0;
|
|
|
|
_lock_file(file);
|
|
|
|
while(wrcnt) {
|
|
#ifndef __REACTOS__
|
|
if(file->_cnt < 0) {
|
|
WARN("negative file->_cnt value in %p\n", file);
|
|
file->_flag |= MSVCRT__IOERR;
|
|
break;
|
|
} else
|
|
#endif
|
|
if(file->_cnt) {
|
|
int pcnt=(file->_cnt>wrcnt)? wrcnt: file->_cnt;
|
|
memcpy(file->_ptr, ptr, pcnt);
|
|
file->_cnt -= pcnt;
|
|
file->_ptr += pcnt;
|
|
written += pcnt;
|
|
wrcnt -= pcnt;
|
|
ptr = (const char*)ptr + pcnt;
|
|
} else if((file->_flag & _IONBF)
|
|
|| ((file->_flag & (_IOMYBUF | _USERBUF)) && wrcnt >= file->_bufsiz)
|
|
|| (!(file->_flag & (_IOMYBUF | _USERBUF)) && wrcnt >= MSVCRT_INTERNAL_BUFSIZ)) {
|
|
size_t pcnt;
|
|
int bufsiz;
|
|
|
|
if(file->_flag & _IONBF)
|
|
bufsiz = 1;
|
|
else if(!(file->_flag & (_IOMYBUF | _USERBUF)))
|
|
bufsiz = MSVCRT_INTERNAL_BUFSIZ;
|
|
else
|
|
bufsiz = file->_bufsiz;
|
|
|
|
pcnt = (wrcnt / bufsiz) * bufsiz;
|
|
|
|
if(msvcrt_flush_buffer(file) == EOF)
|
|
break;
|
|
|
|
if(_write(file->_file, ptr, pcnt) <= 0) {
|
|
file->_flag |= _IOERR;
|
|
break;
|
|
}
|
|
written += pcnt;
|
|
wrcnt -= pcnt;
|
|
ptr = (const char*)ptr + pcnt;
|
|
} else {
|
|
if(_flsbuf(*(const char*)ptr, file) == EOF)
|
|
break;
|
|
written++;
|
|
wrcnt--;
|
|
ptr = (const char*)ptr + 1;
|
|
}
|
|
}
|
|
|
|
_unlock_file(file);
|
|
return written / size;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* fputwc (MSVCRT.@)
|
|
* FORKED for ReactOS, don't sync with Wine!
|
|
* References:
|
|
* - http://jira.reactos.org/browse/CORE-6495
|
|
* - http://bugs.winehq.org/show_bug.cgi?id=8598
|
|
*/
|
|
wint_t CDECL fputwc(wchar_t c, FILE* stream)
|
|
{
|
|
/* If this is a real file stream (and not some temporary one for
|
|
sprintf-like functions), check whether it is opened in text mode.
|
|
In this case, we have to perform an implicit conversion to ANSI. */
|
|
if (!(stream->_flag & _IOSTRG) && get_ioinfo_nolock(stream->_file)->wxflag & WX_TEXT)
|
|
{
|
|
/* Convert to multibyte in text mode */
|
|
char mbc[MB_LEN_MAX];
|
|
int mb_return;
|
|
|
|
mb_return = wctomb(mbc, c);
|
|
|
|
if(mb_return == -1)
|
|
return WEOF;
|
|
|
|
/* Output all characters */
|
|
if (fwrite(mbc, mb_return, 1, stream) != 1)
|
|
return WEOF;
|
|
}
|
|
else
|
|
{
|
|
if (fwrite(&c, sizeof(c), 1, stream) != 1)
|
|
return WEOF;
|
|
}
|
|
|
|
return c;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _fputwchar (MSVCRT.@)
|
|
*/
|
|
wint_t CDECL _fputwchar(wint_t wc)
|
|
{
|
|
return fputwc(wc, stdout);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _wfsopen (MSVCRT.@)
|
|
*/
|
|
FILE * CDECL _wfsopen(const wchar_t *path, const wchar_t *mode, int share)
|
|
{
|
|
FILE* file;
|
|
int open_flags, stream_flags, fd;
|
|
|
|
TRACE("(%s,%s)\n", debugstr_w(path), debugstr_w(mode));
|
|
|
|
/* map mode string to open() flags. "man fopen" for possibilities. */
|
|
if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1)
|
|
return NULL;
|
|
|
|
LOCK_FILES();
|
|
fd = _wsopen(path, open_flags, share, _S_IREAD | _S_IWRITE);
|
|
if (fd < 0)
|
|
file = NULL;
|
|
else if ((file = msvcrt_alloc_fp()) && msvcrt_init_fp(file, fd, stream_flags)
|
|
!= -1)
|
|
TRACE(":fd (%d) mode (%s) FILE* (%p)\n", fd, debugstr_w(mode), file);
|
|
else if (file)
|
|
{
|
|
file->_flag = 0;
|
|
file = NULL;
|
|
}
|
|
|
|
TRACE(":got (%p)\n",file);
|
|
if (fd >= 0 && !file)
|
|
_close(fd);
|
|
UNLOCK_FILES();
|
|
return file;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _fsopen (MSVCRT.@)
|
|
*/
|
|
FILE * CDECL _fsopen(const char *path, const char *mode, int share)
|
|
{
|
|
FILE *ret;
|
|
wchar_t *pathW = NULL, *modeW = NULL;
|
|
|
|
if (path && !(pathW = msvcrt_wstrdupa(path))) {
|
|
_invalid_parameter(NULL, NULL, NULL, 0, 0);
|
|
*_errno() = EINVAL;
|
|
return NULL;
|
|
}
|
|
if (mode && !(modeW = msvcrt_wstrdupa(mode)))
|
|
{
|
|
free(pathW);
|
|
_invalid_parameter(NULL, NULL, NULL, 0, 0);
|
|
*_errno() = EINVAL;
|
|
return NULL;
|
|
}
|
|
|
|
ret = _wfsopen(pathW, modeW, share);
|
|
|
|
free(pathW);
|
|
free(modeW);
|
|
return ret;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* fopen (MSVCRT.@)
|
|
*/
|
|
FILE * CDECL fopen(const char *path, const char *mode)
|
|
{
|
|
return _fsopen( path, mode, _SH_DENYNO );
|
|
}
|
|
|
|
/*********************************************************************
|
|
* fopen_s (MSVCRT.@)
|
|
*/
|
|
int CDECL fopen_s(FILE** pFile,
|
|
const char *filename, const char *mode)
|
|
{
|
|
if (!MSVCRT_CHECK_PMT(pFile != NULL)) return EINVAL;
|
|
if (!MSVCRT_CHECK_PMT(filename != NULL)) return EINVAL;
|
|
if (!MSVCRT_CHECK_PMT(mode != NULL)) return EINVAL;
|
|
|
|
*pFile = fopen(filename, mode);
|
|
|
|
if(!*pFile)
|
|
return *_errno();
|
|
return 0;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _wfopen (MSVCRT.@)
|
|
*/
|
|
FILE * CDECL _wfopen(const wchar_t *path, const wchar_t *mode)
|
|
{
|
|
return _wfsopen( path, mode, _SH_DENYNO );
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _wfopen_s (MSVCRT.@)
|
|
*/
|
|
int CDECL _wfopen_s(FILE** pFile, const wchar_t *filename,
|
|
const wchar_t *mode)
|
|
{
|
|
if (!MSVCRT_CHECK_PMT(pFile != NULL) || !MSVCRT_CHECK_PMT(filename != NULL) ||
|
|
!MSVCRT_CHECK_PMT(mode != NULL)) {
|
|
*_errno() = EINVAL;
|
|
return EINVAL;
|
|
}
|
|
|
|
*pFile = _wfopen(filename, mode);
|
|
|
|
if(!*pFile)
|
|
return *_errno();
|
|
return 0;
|
|
}
|
|
|
|
/* fputc calls _flsbuf which calls fputc */
|
|
int CDECL _flsbuf(int c, FILE* file);
|
|
|
|
/*********************************************************************
|
|
* fputc (MSVCRT.@)
|
|
*/
|
|
int CDECL fputc(int c, FILE* file)
|
|
{
|
|
int res;
|
|
|
|
_lock_file(file);
|
|
if(file->_cnt>0) {
|
|
*file->_ptr++=c;
|
|
file->_cnt--;
|
|
if (c == '\n')
|
|
{
|
|
res = msvcrt_flush_buffer(file);
|
|
_unlock_file(file);
|
|
return res ? res : c;
|
|
}
|
|
else {
|
|
_unlock_file(file);
|
|
return c & 0xff;
|
|
}
|
|
} else {
|
|
res = _flsbuf(c, file);
|
|
_unlock_file(file);
|
|
return res;
|
|
}
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _fputchar (MSVCRT.@)
|
|
*/
|
|
int CDECL _fputchar(int c)
|
|
{
|
|
return fputc(c, stdout);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* fread (MSVCRT.@)
|
|
*/
|
|
size_t CDECL fread(void *ptr, size_t size, size_t nmemb, FILE* file)
|
|
{
|
|
size_t rcnt=size * nmemb;
|
|
size_t read=0;
|
|
size_t pread=0;
|
|
|
|
if(!rcnt)
|
|
return 0;
|
|
|
|
_lock_file(file);
|
|
|
|
/* first buffered data */
|
|
if(file->_cnt>0) {
|
|
int pcnt= (rcnt>file->_cnt)? file->_cnt:rcnt;
|
|
memcpy(ptr, file->_ptr, pcnt);
|
|
file->_cnt -= pcnt;
|
|
file->_ptr += pcnt;
|
|
read += pcnt ;
|
|
rcnt -= pcnt ;
|
|
ptr = (char*)ptr + pcnt;
|
|
} else if(!(file->_flag & _IOREAD )) {
|
|
if(file->_flag & _IORW) {
|
|
file->_flag |= _IOREAD;
|
|
} else {
|
|
_unlock_file(file);
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
if(rcnt>0 && !(file->_flag & (_IONBF | _IOMYBUF | _USERBUF)))
|
|
msvcrt_alloc_buffer(file);
|
|
|
|
while(rcnt>0)
|
|
{
|
|
int i;
|
|
if (!file->_cnt && rcnt<BUFSIZ && (file->_flag & (_IOMYBUF | _USERBUF))) {
|
|
file->_cnt = _read(file->_file, file->_base, file->_bufsiz);
|
|
file->_ptr = file->_base;
|
|
i = (file->_cnt<rcnt) ? file->_cnt : rcnt;
|
|
/* If the buffer fill reaches eof but fread wouldn't, clear eof. */
|
|
if (i > 0 && i < file->_cnt) {
|
|
get_ioinfo_nolock(file->_file)->wxflag &= ~WX_ATEOF;
|
|
file->_flag &= ~_IOEOF;
|
|
}
|
|
if (i > 0) {
|
|
memcpy(ptr, file->_ptr, i);
|
|
file->_cnt -= i;
|
|
file->_ptr += i;
|
|
}
|
|
} else if (rcnt > INT_MAX) {
|
|
i = _read(file->_file, ptr, INT_MAX);
|
|
} else if (rcnt < BUFSIZ) {
|
|
i = _read(file->_file, ptr, rcnt);
|
|
} else {
|
|
i = _read(file->_file, ptr, rcnt - BUFSIZ/2);
|
|
}
|
|
pread += i;
|
|
rcnt -= i;
|
|
ptr = (char *)ptr+i;
|
|
/* expose feof condition in the flags
|
|
* MFC tests file->_flag for feof, and doesn't call feof())
|
|
*/
|
|
if (get_ioinfo_nolock(file->_file)->wxflag & WX_ATEOF)
|
|
file->_flag |= _IOEOF;
|
|
else if (i == -1)
|
|
{
|
|
file->_flag |= _IOERR;
|
|
pread = 0;
|
|
rcnt = 0;
|
|
}
|
|
if (i < 1) break;
|
|
}
|
|
read+=pread;
|
|
_unlock_file(file);
|
|
return read / size;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _wfreopen (MSVCRT.@)
|
|
*
|
|
*/
|
|
FILE* CDECL _wfreopen(const wchar_t *path, const wchar_t *mode, FILE* file)
|
|
{
|
|
int open_flags, stream_flags, fd;
|
|
|
|
TRACE(":path (%s) mode (%s) file (%p) fd (%d)\n", debugstr_w(path), debugstr_w(mode), file, file ? file->_file : -1);
|
|
|
|
LOCK_FILES();
|
|
if (!file || ((fd = file->_file) < 0))
|
|
file = NULL;
|
|
else
|
|
{
|
|
fclose(file);
|
|
/* map mode string to open() flags. "man fopen" for possibilities. */
|
|
if (msvcrt_get_flags(mode, &open_flags, &stream_flags) == -1)
|
|
file = NULL;
|
|
else
|
|
{
|
|
fd = _wopen(path, open_flags, _S_IREAD | _S_IWRITE);
|
|
if (fd < 0)
|
|
file = NULL;
|
|
else if (msvcrt_init_fp(file, fd, stream_flags) == -1)
|
|
{
|
|
file->_flag = 0;
|
|
WARN(":failed-last error (%d)\n",GetLastError());
|
|
_dosmaperr(GetLastError());
|
|
file = NULL;
|
|
}
|
|
}
|
|
}
|
|
UNLOCK_FILES();
|
|
return file;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* freopen (MSVCRT.@)
|
|
*
|
|
*/
|
|
FILE* CDECL freopen(const char *path, const char *mode, FILE* file)
|
|
{
|
|
FILE *ret;
|
|
wchar_t *pathW = NULL, *modeW = NULL;
|
|
|
|
if (path && !(pathW = msvcrt_wstrdupa(path))) return NULL;
|
|
if (mode && !(modeW = msvcrt_wstrdupa(mode)))
|
|
{
|
|
free(pathW);
|
|
return NULL;
|
|
}
|
|
|
|
ret = _wfreopen(pathW, modeW, file);
|
|
|
|
free(pathW);
|
|
free(modeW);
|
|
return ret;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* fsetpos (MSVCRT.@)
|
|
*/
|
|
int CDECL fsetpos(FILE* file, const fpos_t *pos)
|
|
{
|
|
int ret;
|
|
|
|
_lock_file(file);
|
|
/* Note that all this has been lifted 'as is' from fseek */
|
|
if(file->_flag & _IOWRT)
|
|
msvcrt_flush_buffer(file);
|
|
|
|
/* Discard buffered input */
|
|
file->_cnt = 0;
|
|
file->_ptr = file->_base;
|
|
|
|
/* Reset direction of i/o */
|
|
if(file->_flag & _IORW) {
|
|
file->_flag &= ~(_IOREAD|_IOWRT);
|
|
}
|
|
|
|
ret = (_lseeki64(file->_file,*pos,SEEK_SET) == -1) ? -1 : 0;
|
|
_unlock_file(file);
|
|
return ret;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _ftelli64 (MSVCRT.@)
|
|
*/
|
|
__int64 CDECL _ftelli64(FILE* file)
|
|
{
|
|
__int64 pos;
|
|
|
|
_lock_file(file);
|
|
pos = _telli64(file->_file);
|
|
if(pos == -1) {
|
|
_unlock_file(file);
|
|
return -1;
|
|
}
|
|
if(file->_flag & (_IOMYBUF | _USERBUF)) {
|
|
if(file->_flag & _IOWRT) {
|
|
pos += file->_ptr - file->_base;
|
|
|
|
if(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT) {
|
|
char *p;
|
|
|
|
for(p=file->_base; p<file->_ptr; p++)
|
|
if(*p == '\n')
|
|
pos++;
|
|
}
|
|
} else if(!file->_cnt) { /* nothing to do */
|
|
} else if(_lseeki64(file->_file, 0, SEEK_END)==pos) {
|
|
int i;
|
|
|
|
pos -= file->_cnt;
|
|
if(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT) {
|
|
for(i=0; i<file->_cnt; i++)
|
|
if(file->_ptr[i] == '\n')
|
|
pos--;
|
|
}
|
|
} else {
|
|
char *p;
|
|
|
|
if(_lseeki64(file->_file, pos, SEEK_SET) != pos) {
|
|
_unlock_file(file);
|
|
return -1;
|
|
}
|
|
|
|
pos -= file->_bufsiz;
|
|
pos += file->_ptr - file->_base;
|
|
|
|
if(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT) {
|
|
if(get_ioinfo_nolock(file->_file)->wxflag & WX_READNL)
|
|
pos--;
|
|
|
|
for(p=file->_base; p<file->_ptr; p++)
|
|
if(*p == '\n')
|
|
pos++;
|
|
}
|
|
}
|
|
}
|
|
|
|
_unlock_file(file);
|
|
return pos;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* ftell (MSVCRT.@)
|
|
*/
|
|
LONG CDECL ftell(FILE* file)
|
|
{
|
|
return (LONG)_ftelli64(file);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* fgetpos (MSVCRT.@)
|
|
*/
|
|
int CDECL fgetpos(FILE* file, fpos_t *pos)
|
|
{
|
|
*pos = _ftelli64(file);
|
|
if(*pos == -1)
|
|
return -1;
|
|
return 0;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* fputs (MSVCRT.@)
|
|
*/
|
|
int CDECL fputs(const char *s, FILE* file)
|
|
{
|
|
size_t len = strlen(s);
|
|
int ret;
|
|
|
|
_lock_file(file);
|
|
ret = fwrite(s, sizeof(*s), len, file) == len ? 0 : EOF;
|
|
_unlock_file(file);
|
|
return ret;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* fputws (MSVCRT.@)
|
|
*/
|
|
int CDECL fputws(const wchar_t *s, FILE* file)
|
|
{
|
|
size_t i, len = strlenW(s);
|
|
BOOL tmp_buf;
|
|
int ret;
|
|
|
|
_lock_file(file);
|
|
if (!(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT)) {
|
|
ret = fwrite(s,sizeof(*s),len,file) == len ? 0 : EOF;
|
|
_unlock_file(file);
|
|
return ret;
|
|
}
|
|
|
|
tmp_buf = add_std_buffer(file);
|
|
for (i=0; i<len; i++) {
|
|
if(fputwc(s[i], file) == WEOF) {
|
|
if(tmp_buf) remove_std_buffer(file);
|
|
_unlock_file(file);
|
|
return WEOF;
|
|
}
|
|
}
|
|
|
|
if(tmp_buf) remove_std_buffer(file);
|
|
_unlock_file(file);
|
|
return 0;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* getchar (MSVCRT.@)
|
|
*/
|
|
int CDECL getchar(void)
|
|
{
|
|
return fgetc(stdin);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* getc (MSVCRT.@)
|
|
*/
|
|
int CDECL getc(FILE* file)
|
|
{
|
|
return fgetc(file);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* gets (MSVCRT.@)
|
|
*/
|
|
char * CDECL gets(char *buf)
|
|
{
|
|
int cc;
|
|
char * buf_start = buf;
|
|
|
|
_lock_file(stdin);
|
|
for(cc = fgetc(stdin); cc != EOF && cc != '\n';
|
|
cc = fgetc(stdin))
|
|
if(cc != '\r') *buf++ = (char)cc;
|
|
|
|
*buf = '\0';
|
|
|
|
TRACE("got '%s'\n", buf_start);
|
|
_unlock_file(stdin);
|
|
return buf_start;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _getws (MSVCRT.@)
|
|
*/
|
|
wchar_t* CDECL _getws(wchar_t* buf)
|
|
{
|
|
wint_t cc;
|
|
wchar_t* ws = buf;
|
|
|
|
_lock_file(stdin);
|
|
for (cc = fgetwc(stdin); cc != WEOF && cc != '\n';
|
|
cc = fgetwc(stdin))
|
|
{
|
|
if (cc != '\r')
|
|
*buf++ = (wchar_t)cc;
|
|
}
|
|
*buf = '\0';
|
|
|
|
TRACE("got %s\n", debugstr_w(ws));
|
|
_unlock_file(stdin);
|
|
return ws;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* putc (MSVCRT.@)
|
|
*/
|
|
int CDECL putc(int c, FILE* file)
|
|
{
|
|
return fputc(c, file);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* putchar (MSVCRT.@)
|
|
*/
|
|
int CDECL putchar(int c)
|
|
{
|
|
return fputc(c, stdout);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _putwch (MSVCRT.@)
|
|
*/
|
|
wint_t CDECL _putwch(wchar_t c)
|
|
{
|
|
return fputwc(c, stdout);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* puts (MSVCRT.@)
|
|
*/
|
|
int CDECL puts(const char *s)
|
|
{
|
|
size_t len = strlen(s);
|
|
int ret;
|
|
|
|
_lock_file(stdout);
|
|
if(fwrite(s, sizeof(*s), len, stdout) != len) {
|
|
_unlock_file(stdout);
|
|
return EOF;
|
|
}
|
|
|
|
ret = fwrite("\n",1,1,stdout) == 1 ? 0 : EOF;
|
|
_unlock_file(stdout);
|
|
return ret;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _putws (MSVCRT.@)
|
|
*/
|
|
int CDECL _putws(const wchar_t *s)
|
|
{
|
|
static const wchar_t nl = '\n';
|
|
size_t len = strlenW(s);
|
|
int ret;
|
|
|
|
_lock_file(stdout);
|
|
if(fwrite(s, sizeof(*s), len, stdout) != len) {
|
|
_unlock_file(stdout);
|
|
return EOF;
|
|
}
|
|
|
|
ret = fwrite(&nl,sizeof(nl),1,stdout) == 1 ? 0 : EOF;
|
|
_unlock_file(stdout);
|
|
return ret;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* remove (MSVCRT.@)
|
|
*/
|
|
int CDECL remove(const char *path)
|
|
{
|
|
TRACE("(%s)\n",path);
|
|
if (DeleteFileA(path))
|
|
return 0;
|
|
TRACE(":failed (%d)\n",GetLastError());
|
|
_dosmaperr(GetLastError());
|
|
return -1;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _wremove (MSVCRT.@)
|
|
*/
|
|
int CDECL _wremove(const wchar_t *path)
|
|
{
|
|
TRACE("(%s)\n",debugstr_w(path));
|
|
if (DeleteFileW(path))
|
|
return 0;
|
|
TRACE(":failed (%d)\n",GetLastError());
|
|
_dosmaperr(GetLastError());
|
|
return -1;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* rename (MSVCRT.@)
|
|
*/
|
|
int CDECL rename(const char *oldpath,const char *newpath)
|
|
{
|
|
TRACE(":from %s to %s\n",oldpath,newpath);
|
|
if (MoveFileExA(oldpath, newpath, MOVEFILE_COPY_ALLOWED))
|
|
return 0;
|
|
TRACE(":failed (%d)\n",GetLastError());
|
|
_dosmaperr(GetLastError());
|
|
return -1;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _wrename (MSVCRT.@)
|
|
*/
|
|
int CDECL _wrename(const wchar_t *oldpath,const wchar_t *newpath)
|
|
{
|
|
TRACE(":from %s to %s\n",debugstr_w(oldpath),debugstr_w(newpath));
|
|
if (MoveFileExW(oldpath, newpath, MOVEFILE_COPY_ALLOWED))
|
|
return 0;
|
|
TRACE(":failed (%d)\n",GetLastError());
|
|
_dosmaperr(GetLastError());
|
|
return -1;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* setvbuf (MSVCRT.@)
|
|
*/
|
|
int CDECL setvbuf(FILE* file, char *buf, int mode, size_t size)
|
|
{
|
|
if(!MSVCRT_CHECK_PMT(file != NULL)) return -1;
|
|
if(!MSVCRT_CHECK_PMT(mode==_IONBF || mode==_IOFBF || mode==_IOLBF)) return -1;
|
|
if(!MSVCRT_CHECK_PMT(mode==_IONBF || (size>=2 && size<=INT_MAX))) return -1;
|
|
|
|
_lock_file(file);
|
|
|
|
fflush(file);
|
|
if(file->_flag & _IOMYBUF)
|
|
free(file->_base);
|
|
file->_flag &= ~(_IONBF | _IOMYBUF | _USERBUF);
|
|
file->_cnt = 0;
|
|
|
|
if(mode == _IONBF) {
|
|
file->_flag |= _IONBF;
|
|
file->_base = file->_ptr = (char*)&file->_charbuf;
|
|
file->_bufsiz = 2;
|
|
}else if(buf) {
|
|
file->_base = file->_ptr = buf;
|
|
file->_flag |= _USERBUF;
|
|
file->_bufsiz = size;
|
|
}else {
|
|
file->_base = file->_ptr = malloc(size);
|
|
if(!file->_base) {
|
|
file->_bufsiz = 0;
|
|
_unlock_file(file);
|
|
return -1;
|
|
}
|
|
|
|
file->_flag |= _IOMYBUF;
|
|
file->_bufsiz = size;
|
|
}
|
|
_unlock_file(file);
|
|
return 0;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* setbuf (MSVCRT.@)
|
|
*/
|
|
void CDECL setbuf(FILE* file, char *buf)
|
|
{
|
|
setvbuf(file, buf, buf ? _IOFBF : _IONBF, BUFSIZ);
|
|
}
|
|
|
|
/*********************************************************************
|
|
* tmpnam (MSVCRT.@)
|
|
*/
|
|
char * CDECL tmpnam(char *s)
|
|
{
|
|
char tmpstr[16];
|
|
char *p;
|
|
int count, size;
|
|
|
|
if (!s) {
|
|
thread_data_t *data = msvcrt_get_thread_data();
|
|
|
|
if(!data->tmpnam_buffer)
|
|
data->tmpnam_buffer = malloc(MAX_PATH);
|
|
|
|
s = data->tmpnam_buffer;
|
|
}
|
|
|
|
msvcrt_int_to_base32(GetCurrentProcessId(), tmpstr);
|
|
p = s + sprintf(s, "\\s%s.", tmpstr);
|
|
for (count = 0; count < TMP_MAX; count++)
|
|
{
|
|
size = msvcrt_int_to_base32(tmpnam_unique++, tmpstr);
|
|
memcpy(p, tmpstr, size);
|
|
p[size] = '\0';
|
|
if (GetFileAttributesA(s) == INVALID_FILE_ATTRIBUTES &&
|
|
GetLastError() == ERROR_FILE_NOT_FOUND)
|
|
break;
|
|
}
|
|
return s;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _wtmpnam (MSVCRT.@)
|
|
*/
|
|
wchar_t * CDECL _wtmpnam(wchar_t *s)
|
|
{
|
|
static const wchar_t format[] = {'\\','s','%','s','.',0};
|
|
wchar_t tmpstr[16];
|
|
wchar_t *p;
|
|
int count, size;
|
|
if (!s) {
|
|
thread_data_t *data = msvcrt_get_thread_data();
|
|
|
|
if(!data->wtmpnam_buffer)
|
|
data->wtmpnam_buffer = malloc(sizeof(wchar_t[MAX_PATH]));
|
|
|
|
s = data->wtmpnam_buffer;
|
|
}
|
|
|
|
msvcrt_int_to_base32_w(GetCurrentProcessId(), tmpstr);
|
|
p = s + _snwprintf(s, MAX_PATH, format, tmpstr);
|
|
for (count = 0; count < TMP_MAX; count++)
|
|
{
|
|
size = msvcrt_int_to_base32_w(tmpnam_unique++, tmpstr);
|
|
memcpy(p, tmpstr, size*sizeof(wchar_t));
|
|
p[size] = '\0';
|
|
if (GetFileAttributesW(s) == INVALID_FILE_ATTRIBUTES &&
|
|
GetLastError() == ERROR_FILE_NOT_FOUND)
|
|
break;
|
|
}
|
|
return s;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* tmpfile (MSVCRT.@)
|
|
*/
|
|
FILE* CDECL tmpfile(void)
|
|
{
|
|
char *filename = tmpnam(NULL);
|
|
int fd;
|
|
FILE* file = NULL;
|
|
|
|
LOCK_FILES();
|
|
fd = _open(filename, _O_CREAT | _O_BINARY | _O_RDWR | _O_TEMPORARY,
|
|
_S_IREAD | _S_IWRITE);
|
|
if (fd != -1 && (file = msvcrt_alloc_fp()))
|
|
{
|
|
if (msvcrt_init_fp(file, fd, _IORW) == -1)
|
|
{
|
|
file->_flag = 0;
|
|
file = NULL;
|
|
}
|
|
else file->_tmpfname = _strdup(filename);
|
|
}
|
|
|
|
if(fd != -1 && !file)
|
|
_close(fd);
|
|
UNLOCK_FILES();
|
|
return file;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* ungetc (MSVCRT.@)
|
|
*/
|
|
int CDECL ungetc(int c, FILE * file)
|
|
{
|
|
if(!MSVCRT_CHECK_PMT(file != NULL)) return EOF;
|
|
|
|
if (c == EOF || !(file->_flag&_IOREAD ||
|
|
(file->_flag&_IORW && !(file->_flag&_IOWRT))))
|
|
return EOF;
|
|
|
|
_lock_file(file);
|
|
if((!(file->_flag & (_IONBF | _IOMYBUF | _USERBUF))
|
|
&& msvcrt_alloc_buffer(file))
|
|
|| (!file->_cnt && file->_ptr==file->_base))
|
|
file->_ptr++;
|
|
|
|
if(file->_ptr>file->_base) {
|
|
file->_ptr--;
|
|
if(file->_flag & _IOSTRG) {
|
|
if(*file->_ptr != c) {
|
|
file->_ptr++;
|
|
_unlock_file(file);
|
|
return EOF;
|
|
}
|
|
}else {
|
|
*file->_ptr = c;
|
|
}
|
|
file->_cnt++;
|
|
clearerr(file);
|
|
file->_flag |= _IOREAD;
|
|
_unlock_file(file);
|
|
return c;
|
|
}
|
|
|
|
_unlock_file(file);
|
|
return EOF;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* ungetwc (MSVCRT.@)
|
|
*/
|
|
wint_t CDECL ungetwc(wint_t wc, FILE * file)
|
|
{
|
|
wchar_t mwc = wc;
|
|
|
|
if (wc == WEOF)
|
|
return WEOF;
|
|
|
|
_lock_file(file);
|
|
|
|
if((get_ioinfo_nolock(file->_file)->exflag & (EF_UTF8 | EF_UTF16))
|
|
|| !(get_ioinfo_nolock(file->_file)->wxflag & WX_TEXT)) {
|
|
unsigned char * pp = (unsigned char *)&mwc;
|
|
int i;
|
|
|
|
for(i=sizeof(wchar_t)-1;i>=0;i--) {
|
|
if(pp[i] != ungetc(pp[i],file)) {
|
|
_unlock_file(file);
|
|
return WEOF;
|
|
}
|
|
}
|
|
}else {
|
|
char mbs[MB_LEN_MAX];
|
|
int len;
|
|
|
|
len = wctomb(mbs, mwc);
|
|
if(len == -1) {
|
|
_unlock_file(file);
|
|
return WEOF;
|
|
}
|
|
|
|
for(len--; len>=0; len--) {
|
|
if(mbs[len] != ungetc(mbs[len], file)) {
|
|
_unlock_file(file);
|
|
return WEOF;
|
|
}
|
|
}
|
|
}
|
|
|
|
_unlock_file(file);
|
|
return mwc;
|
|
}
|
|
|
|
|
|
|
|
/*********************************************************************
|
|
* _getmaxstdio (MSVCRT.@)
|
|
*/
|
|
int CDECL _getmaxstdio(void)
|
|
{
|
|
return MSVCRT_max_streams;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _setmaxstdio (MSVCRT.@)
|
|
*/
|
|
int CDECL _setmaxstdio(int newmax)
|
|
{
|
|
TRACE("%d\n", newmax);
|
|
|
|
if(newmax<_IOB_ENTRIES || newmax>MSVCRT_MAX_FILES || newmax<MSVCRT_stream_idx)
|
|
return -1;
|
|
|
|
MSVCRT_max_streams = newmax;
|
|
return MSVCRT_max_streams;
|
|
}
|