/* * msvcrt.dll file functions * * Copyright 1996,1998 Marcus Meissner * Copyright 1996 Jukka Iivonen * Copyright 1997,2000 Uwe Bonnes * Copyright 2000 Jon Griffiths * Copyright 2004 Eric Pouech * Copyright 2004 Juan Lang * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA * * TODO * Use the file flag hints O_SEQUENTIAL, O_RANDOM, O_SHORT_LIVED */ #include "config.h" #include "wine/port.h" #include #include #include #ifdef HAVE_UNISTD_H # include #endif #include #include "windef.h" #include "winbase.h" #include "winternl.h" #include "msvcrt.h" #include "wine/unicode.h" #include "wine/debug.h" WINE_DEFAULT_DEBUG_CHANNEL(msvcrt); /* for stat mode, permissions apply to all,owner and group */ #define ALL_S_IREAD (MSVCRT__S_IREAD | (MSVCRT__S_IREAD >> 3) | (MSVCRT__S_IREAD >> 6)) #define ALL_S_IWRITE (MSVCRT__S_IWRITE | (MSVCRT__S_IWRITE >> 3) | (MSVCRT__S_IWRITE >> 6)) #define ALL_S_IEXEC (MSVCRT__S_IEXEC | (MSVCRT__S_IEXEC >> 3) | (MSVCRT__S_IEXEC >> 6)) /* _access() bit flags FIXME: incomplete */ #define MSVCRT_W_OK 0x02 #define MSVCRT_R_OK 0x04 /* values for wxflag in file descriptor */ #define WX_OPEN 0x01 #define WX_ATEOF 0x02 #define WX_READEOF 0x04 /* like ATEOF, but for underlying file rather than buffer */ #define WX_READCR 0x08 /* underlying file is at \r */ #define WX_DONTINHERIT 0x10 #define WX_APPEND 0x20 #define WX_TEXT 0x80 /* FIXME: this should be allocated dynamically */ #define MSVCRT_MAX_FILES 2048 typedef struct { HANDLE handle; unsigned char wxflag; DWORD unkn[7]; /* critical section and init flag */ } ioinfo; static ioinfo MSVCRT_fdesc[MSVCRT_MAX_FILES]; MSVCRT_FILE MSVCRT__iob[3] = { { 0 } }; static int MSVCRT_fdstart = 3; /* first unallocated fd */ static int MSVCRT_fdend = 3; /* highest allocated fd */ static MSVCRT_FILE* MSVCRT_fstreams[2048]; static int MSVCRT_stream_idx; /* INTERNAL: process umask */ static int MSVCRT_umask = 0; /* INTERNAL: Static buffer for temp file name */ static char MSVCRT_tmpname[MAX_PATH]; static const unsigned int EXE = 'e' << 16 | 'x' << 8 | 'e'; static const unsigned int BAT = 'b' << 16 | 'a' << 8 | 't'; static const unsigned int CMD = 'c' << 16 | 'm' << 8 | 'd'; static const unsigned int COM = 'c' << 16 | 'o' << 8 | 'm'; #define TOUL(x) (ULONGLONG)(x) static const ULONGLONG WCEXE = TOUL('e') << 32 | TOUL('x') << 16 | TOUL('e'); static const ULONGLONG WCBAT = TOUL('b') << 32 | TOUL('a') << 16 | TOUL('t'); static const ULONGLONG WCCMD = TOUL('c') << 32 | TOUL('m') << 16 | TOUL('d'); static const ULONGLONG WCCOM = TOUL('c') << 32 | TOUL('o') << 16 | TOUL('m'); /* This critical section protects the tables MSVCRT_fdesc and MSVCRT_fstreams, * and their related indexes, MSVCRT_fdstart, MSVCRT_fdend, * and MSVCRT_stream_idx, from race conditions. * It doesn't protect against race conditions manipulating the underlying files * or flags; doing so would probably be better accomplished with per-file * protection, rather than locking the whole table for every change. */ static CRITICAL_SECTION MSVCRT_file_cs; #define LOCK_FILES() do { EnterCriticalSection(&MSVCRT_file_cs); } while (0) #define UNLOCK_FILES() do { LeaveCriticalSection(&MSVCRT_file_cs); } while (0) static void msvcrt_stat64_to_stat(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stat *buf) { buf->st_dev = buf64->st_dev; buf->st_ino = buf64->st_ino; buf->st_mode = buf64->st_mode; buf->st_nlink = buf64->st_nlink; buf->st_uid = buf64->st_uid; buf->st_gid = buf64->st_gid; buf->st_rdev = buf64->st_rdev; buf->st_size = buf64->st_size; buf->st_atime = buf64->st_atime; buf->st_mtime = buf64->st_mtime; buf->st_ctime = buf64->st_ctime; } static void msvcrt_stat64_to_stati64(const struct MSVCRT__stat64 *buf64, struct MSVCRT__stati64 *buf) { buf->st_dev = buf64->st_dev; buf->st_ino = buf64->st_ino; buf->st_mode = buf64->st_mode; buf->st_nlink = buf64->st_nlink; buf->st_uid = buf64->st_uid; buf->st_gid = buf64->st_gid; buf->st_rdev = buf64->st_rdev; buf->st_size = buf64->st_size; buf->st_atime = buf64->st_atime; buf->st_mtime = buf64->st_mtime; buf->st_ctime = buf64->st_ctime; } static void time_to_filetime( MSVCRT___time64_t time, FILETIME *ft ) { /* 1601 to 1970 is 369 years plus 89 leap days */ static const __int64 secs_1601_to_1970 = ((369 * 365 + 89) * (__int64)86400); __int64 ticks = (time + secs_1601_to_1970) * 10000000; ft->dwHighDateTime = ticks >> 32; ft->dwLowDateTime = ticks; } static inline BOOL msvcrt_is_valid_fd(int fd) { return fd >= 0 && fd < MSVCRT_fdend && (MSVCRT_fdesc[fd].wxflag & WX_OPEN); } /* INTERNAL: Get the HANDLE for a fd * This doesn't lock the table, because a failure will result in * INVALID_HANDLE_VALUE being returned, which should be handled correctly. If * it returns a valid handle which is about to be closed, a subsequent call * will fail, most likely in a sane way. */ static HANDLE msvcrt_fdtoh(int fd) { if (!msvcrt_is_valid_fd(fd)) { WARN(":fd (%d) - no handle!\n",fd); *MSVCRT___doserrno() = 0; *MSVCRT__errno() = MSVCRT_EBADF; return INVALID_HANDLE_VALUE; } if (MSVCRT_fdesc[fd].handle == INVALID_HANDLE_VALUE) FIXME("wtf\n"); return MSVCRT_fdesc[fd].handle; } /* INTERNAL: free a file entry fd */ static void msvcrt_free_fd(int fd) { HANDLE old_handle; LOCK_FILES(); old_handle = MSVCRT_fdesc[fd].handle; MSVCRT_fdesc[fd].handle = INVALID_HANDLE_VALUE; MSVCRT_fdesc[fd].wxflag = 0; TRACE(":fd (%d) freed\n",fd); if (fd < 3) /* don't use 0,1,2 for user files */ { switch (fd) { case 0: if (GetStdHandle(STD_INPUT_HANDLE) == old_handle) SetStdHandle(STD_INPUT_HANDLE, 0); break; case 1: if (GetStdHandle(STD_OUTPUT_HANDLE) == old_handle) SetStdHandle(STD_OUTPUT_HANDLE, 0); break; case 2: if (GetStdHandle(STD_ERROR_HANDLE) == old_handle) SetStdHandle(STD_ERROR_HANDLE, 0); break; } } else { if (fd == MSVCRT_fdend - 1) MSVCRT_fdend--; if (fd < MSVCRT_fdstart) MSVCRT_fdstart = fd; } UNLOCK_FILES(); } /* INTERNAL: Allocate an fd slot from a Win32 HANDLE, starting from fd */ /* caller must hold the files lock */ static int msvcrt_alloc_fd_from(HANDLE hand, int flag, int fd) { if (fd >= MSVCRT_MAX_FILES) { WARN(":files exhausted!\n"); *MSVCRT__errno() = MSVCRT_ENFILE; return -1; } MSVCRT_fdesc[fd].handle = hand; MSVCRT_fdesc[fd].wxflag = WX_OPEN | (flag & (WX_DONTINHERIT | WX_APPEND | WX_TEXT)); /* locate next free slot */ if (fd == MSVCRT_fdstart && fd == MSVCRT_fdend) MSVCRT_fdstart = MSVCRT_fdend + 1; else while (MSVCRT_fdstart < MSVCRT_fdend && MSVCRT_fdesc[MSVCRT_fdstart].handle != INVALID_HANDLE_VALUE) MSVCRT_fdstart++; /* update last fd in use */ if (fd >= MSVCRT_fdend) MSVCRT_fdend = fd + 1; TRACE("fdstart is %d, fdend is %d\n", MSVCRT_fdstart, MSVCRT_fdend); switch (fd) { case 0: SetStdHandle(STD_INPUT_HANDLE, hand); break; case 1: SetStdHandle(STD_OUTPUT_HANDLE, hand); break; case 2: SetStdHandle(STD_ERROR_HANDLE, hand); break; } return fd; } /* INTERNAL: Allocate an fd slot from a Win32 HANDLE */ static int msvcrt_alloc_fd(HANDLE hand, int flag) { int ret; LOCK_FILES(); TRACE(":handle (%p) allocating fd (%d)\n",hand,MSVCRT_fdstart); ret = msvcrt_alloc_fd_from(hand, flag, MSVCRT_fdstart); UNLOCK_FILES(); return ret; } /* INTERNAL: Allocate a FILE* for an fd slot */ /* caller must hold the files lock */ static MSVCRT_FILE* msvcrt_alloc_fp(void) { unsigned int i; for (i = 3; i < sizeof(MSVCRT_fstreams) / sizeof(MSVCRT_fstreams[0]); i++) { if (!MSVCRT_fstreams[i] || MSVCRT_fstreams[i]->_flag == 0) { if (!MSVCRT_fstreams[i]) { if (!(MSVCRT_fstreams[i] = MSVCRT_calloc(sizeof(MSVCRT_FILE),1))) return NULL; if (i == MSVCRT_stream_idx) MSVCRT_stream_idx++; } return MSVCRT_fstreams[i]; } } return NULL; } /* INTERNAL: initialize a FILE* from an open fd */ static int msvcrt_init_fp(MSVCRT_FILE* file, int fd, unsigned stream_flags) { TRACE(":fd (%d) allocating FILE*\n",fd); if (!msvcrt_is_valid_fd(fd)) { WARN(":invalid fd %d\n",fd); *MSVCRT___doserrno() = 0; *MSVCRT__errno() = MSVCRT_EBADF; return -1; } memset(file, 0, sizeof(*file)); file->_file = fd; file->_flag = stream_flags; TRACE(":got FILE* (%p)\n",file); return 0; } /* INTERNAL: Create an inheritance data block (for spawned process) * The inheritance block is made of: * 00 int nb of file descriptor (NBFD) * 04 char file flags (wxflag): repeated for each fd * 4+NBFD HANDLE file handle: repeated for each fd */ unsigned msvcrt_create_io_inherit_block(WORD *size, BYTE **block) { int fd; char* wxflag_ptr; HANDLE* handle_ptr; *size = sizeof(unsigned) + (sizeof(char) + sizeof(HANDLE)) * MSVCRT_fdend; *block = MSVCRT_calloc(*size, 1); if (!*block) { *size = 0; return FALSE; } wxflag_ptr = (char*)*block + sizeof(unsigned); handle_ptr = (HANDLE*)(wxflag_ptr + MSVCRT_fdend * sizeof(char)); *(unsigned*)*block = MSVCRT_fdend; for (fd = 0; fd < MSVCRT_fdend; fd++) { /* to be inherited, we need it to be open, and that DONTINHERIT isn't set */ if ((MSVCRT_fdesc[fd].wxflag & (WX_OPEN | WX_DONTINHERIT)) == WX_OPEN) { *wxflag_ptr = MSVCRT_fdesc[fd].wxflag; *handle_ptr = MSVCRT_fdesc[fd].handle; } else { *wxflag_ptr = 0; *handle_ptr = INVALID_HANDLE_VALUE; } wxflag_ptr++; handle_ptr++; } return TRUE; } /* INTERNAL: Set up all file descriptors, * as well as default streams (stdin, stderr and stdout) */ void msvcrt_init_io(void) { STARTUPINFOA si; int i; InitializeCriticalSection(&MSVCRT_file_cs); MSVCRT_file_cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": MSVCRT_file_cs"); GetStartupInfoA(&si); if (si.cbReserved2 >= sizeof(unsigned int) && si.lpReserved2 != NULL) { BYTE* wxflag_ptr; HANDLE* handle_ptr; unsigned int count; count = *(unsigned*)si.lpReserved2; wxflag_ptr = si.lpReserved2 + sizeof(unsigned); handle_ptr = (HANDLE*)(wxflag_ptr + count); count = min(count, (si.cbReserved2 - sizeof(unsigned)) / (sizeof(HANDLE) + 1)); count = min(count, sizeof(MSVCRT_fdesc) / sizeof(MSVCRT_fdesc[0])); for (i = 0; i < count; i++) { if ((*wxflag_ptr & WX_OPEN) && *handle_ptr != INVALID_HANDLE_VALUE) { MSVCRT_fdesc[i].wxflag = *wxflag_ptr; MSVCRT_fdesc[i].handle = *handle_ptr; } else { MSVCRT_fdesc[i].wxflag = 0; MSVCRT_fdesc[i].handle = INVALID_HANDLE_VALUE; } wxflag_ptr++; handle_ptr++; } MSVCRT_fdend = max( 3, count ); for (MSVCRT_fdstart = 3; MSVCRT_fdstart < MSVCRT_fdend; MSVCRT_fdstart++) if (MSVCRT_fdesc[MSVCRT_fdstart].handle == INVALID_HANDLE_VALUE) break; } if (!(MSVCRT_fdesc[0].wxflag & WX_OPEN) || MSVCRT_fdesc[0].handle == INVALID_HANDLE_VALUE) { HANDLE std = GetStdHandle(STD_INPUT_HANDLE); if (std != INVALID_HANDLE_VALUE && DuplicateHandle(GetCurrentProcess(), std, GetCurrentProcess(), &MSVCRT_fdesc[0].handle, 0, TRUE, DUPLICATE_SAME_ACCESS)) MSVCRT_fdesc[0].wxflag = WX_OPEN | WX_TEXT; } if (!(MSVCRT_fdesc[1].wxflag & WX_OPEN) || MSVCRT_fdesc[1].handle == INVALID_HANDLE_VALUE) { HANDLE std = GetStdHandle(STD_OUTPUT_HANDLE); if (std != INVALID_HANDLE_VALUE && DuplicateHandle(GetCurrentProcess(), std, GetCurrentProcess(), &MSVCRT_fdesc[1].handle, 0, TRUE, DUPLICATE_SAME_ACCESS)) MSVCRT_fdesc[1].wxflag = WX_OPEN | WX_TEXT; } if (!(MSVCRT_fdesc[2].wxflag & WX_OPEN) || MSVCRT_fdesc[2].handle == INVALID_HANDLE_VALUE) { HANDLE std = GetStdHandle(STD_ERROR_HANDLE); if (std != INVALID_HANDLE_VALUE && DuplicateHandle(GetCurrentProcess(), std, GetCurrentProcess(), &MSVCRT_fdesc[2].handle, 0, TRUE, DUPLICATE_SAME_ACCESS)) MSVCRT_fdesc[2].wxflag = WX_OPEN | WX_TEXT; } TRACE(":handles (%p)(%p)(%p)\n",MSVCRT_fdesc[0].handle, MSVCRT_fdesc[1].handle,MSVCRT_fdesc[2].handle); memset(MSVCRT__iob,0,3*sizeof(MSVCRT_FILE)); for (i = 0; i < 3; i++) { /* FILE structs for stdin/out/err are static and never deleted */ MSVCRT_fstreams[i] = &MSVCRT__iob[i]; MSVCRT__iob[i]._file = i; MSVCRT__iob[i]._tmpfname = NULL; MSVCRT__iob[i]._flag = (i == 0) ? MSVCRT__IOREAD : MSVCRT__IOWRT; } MSVCRT_stream_idx = 3; } /* INTERNAL: Flush stdio file buffer */ static int msvcrt_flush_buffer(MSVCRT_FILE* file) { if(file->_bufsiz) { int cnt=file->_ptr-file->_base; if(cnt>0 && MSVCRT__write(file->_file, file->_base, cnt) != cnt) { file->_flag |= MSVCRT__IOERR; return MSVCRT_EOF; } file->_ptr=file->_base; file->_cnt=file->_bufsiz; } return 0; } /* INTERNAL: Allocate stdio file buffer */ static void msvcrt_alloc_buffer(MSVCRT_FILE* file) { file->_base = MSVCRT_calloc(MSVCRT_BUFSIZ,1); if(file->_base) { file->_bufsiz = MSVCRT_BUFSIZ; file->_flag |= MSVCRT__IOMYBUF; } else { file->_base = (char*)(&file->_charbuf); /* put here 2 ??? */ file->_bufsiz = sizeof(file->_charbuf); } file->_ptr = file->_base; file->_cnt = 0; } /* INTERNAL: Convert integer to base32 string (0-9a-v), 0 becomes "" */ static void 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; } } /********************************************************************* * __iob_func(MSVCRT.@) */ MSVCRT_FILE * CDECL MSVCRT___iob_func(void) { return &MSVCRT__iob[0]; } /********************************************************************* * _access (MSVCRT.@) */ int CDECL MSVCRT__access(const char *filename, int mode) { DWORD attr = GetFileAttributesA(filename); TRACE("(%s,%d) %d\n",filename,mode,attr); if (!filename || attr == INVALID_FILE_ATTRIBUTES) { msvcrt_set_errno(GetLastError()); return -1; } if ((attr & FILE_ATTRIBUTE_READONLY) && (mode & MSVCRT_W_OK)) { msvcrt_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 & ~(MSVCRT_R_OK | MSVCRT_W_OK)) == 0)) { *MSVCRT__errno() = MSVCRT_EINVAL; return -1; } return MSVCRT__access(filename, mode); } /********************************************************************* * _waccess (MSVCRT.@) */ int CDECL _waccess(const MSVCRT_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) { msvcrt_set_errno(GetLastError()); return -1; } if ((attr & FILE_ATTRIBUTE_READONLY) && (mode & MSVCRT_W_OK)) { msvcrt_set_errno(ERROR_ACCESS_DENIED); return -1; } return 0; } /********************************************************************* * _waccess_s (MSVCRT.@) */ int CDECL _waccess_s(const MSVCRT_wchar_t *filename, int mode) { if (!MSVCRT_CHECK_PMT(filename != NULL) || !MSVCRT_CHECK_PMT((mode & ~(MSVCRT_R_OK | MSVCRT_W_OK)) == 0)) { *MSVCRT__errno() = MSVCRT_EINVAL; return -1; } return _waccess(filename, mode); } /********************************************************************* * _chmod (MSVCRT.@) */ int CDECL MSVCRT__chmod(const char *path, int flags) { DWORD oldFlags = GetFileAttributesA(path); if (oldFlags != INVALID_FILE_ATTRIBUTES) { DWORD newFlags = (flags & MSVCRT__S_IWRITE)? oldFlags & ~FILE_ATTRIBUTE_READONLY: oldFlags | FILE_ATTRIBUTE_READONLY; if (newFlags == oldFlags || SetFileAttributesA(path, newFlags)) return 0; } msvcrt_set_errno(GetLastError()); return -1; } /********************************************************************* * _wchmod (MSVCRT.@) */ int CDECL _wchmod(const MSVCRT_wchar_t *path, int flags) { DWORD oldFlags = GetFileAttributesW(path); if (oldFlags != INVALID_FILE_ATTRIBUTES) { DWORD newFlags = (flags & MSVCRT__S_IWRITE)? oldFlags & ~FILE_ATTRIBUTE_READONLY: oldFlags | FILE_ATTRIBUTE_READONLY; if (newFlags == oldFlags || SetFileAttributesW(path, newFlags)) return 0; } msvcrt_set_errno(GetLastError()); return -1; } /********************************************************************* * _unlink (MSVCRT.@) */ int CDECL MSVCRT__unlink(const char *path) { TRACE("%s\n",debugstr_a(path)); if(DeleteFileA(path)) return 0; TRACE("failed (%d)\n",GetLastError()); msvcrt_set_errno(GetLastError()); return -1; } /********************************************************************* * _wunlink (MSVCRT.@) */ int CDECL _wunlink(const MSVCRT_wchar_t *path) { TRACE("(%s)\n",debugstr_w(path)); if(DeleteFileW(path)) return 0; TRACE("failed (%d)\n",GetLastError()); msvcrt_set_errno(GetLastError()); return -1; } /* _flushall calls MSVCRT_fflush which calls _flushall */ int CDECL MSVCRT_fflush(MSVCRT_FILE* file); /********************************************************************* * _flushall (MSVCRT.@) */ int CDECL _flushall(void) { int i, num_flushed = 0; LOCK_FILES(); for (i = 3; i < MSVCRT_stream_idx; i++) if (MSVCRT_fstreams[i] && MSVCRT_fstreams[i]->_flag) { #if 0 /* FIXME: flush, do not commit */ if (_commit(i) == -1) if (MSVCRT_fstreams[i]) MSVCRT_fstreams[i]->_flag |= MSVCRT__IOERR; #endif if(MSVCRT_fstreams[i]->_flag & MSVCRT__IOWRT) { MSVCRT_fflush(MSVCRT_fstreams[i]); num_flushed++; } } UNLOCK_FILES(); TRACE(":flushed (%d) handles\n",num_flushed); return num_flushed; } /********************************************************************* * fflush (MSVCRT.@) */ int CDECL MSVCRT_fflush(MSVCRT_FILE* file) { if(!file) { _flushall(); } else if(file->_flag & MSVCRT__IOWRT) { int res=msvcrt_flush_buffer(file); return res; } return 0; } /********************************************************************* * _close (MSVCRT.@) */ int CDECL MSVCRT__close(int fd) { HANDLE hand; int ret; LOCK_FILES(); hand = msvcrt_fdtoh(fd); TRACE(":fd (%d) handle (%p)\n",fd,hand); if (hand == INVALID_HANDLE_VALUE) ret = -1; else if (!CloseHandle(hand)) { WARN(":failed-last error (%d)\n",GetLastError()); msvcrt_set_errno(GetLastError()); ret = -1; } else { msvcrt_free_fd(fd); ret = 0; } UNLOCK_FILES(); TRACE(":ok\n"); return ret; } /********************************************************************* * _commit (MSVCRT.@) */ int CDECL _commit(int fd) { HANDLE hand = msvcrt_fdtoh(fd); TRACE(":fd (%d) handle (%p)\n",fd,hand); if (hand == INVALID_HANDLE_VALUE) return -1; if (!FlushFileBuffers(hand)) { if (GetLastError() == ERROR_INVALID_HANDLE) { /* FlushFileBuffers fails for console handles * so we ignore this error. */ return 0; } TRACE(":failed-last error (%d)\n",GetLastError()); msvcrt_set_errno(GetLastError()); return -1; } TRACE(":ok\n"); return 0; } /********************************************************************* * _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 MSVCRT__dup2(int od, int nd) { int ret; TRACE("(od=%d, nd=%d)\n", od, nd); LOCK_FILES(); if (nd < MSVCRT_MAX_FILES && nd >= 0 && msvcrt_is_valid_fd(od)) { HANDLE handle; if (DuplicateHandle(GetCurrentProcess(), MSVCRT_fdesc[od].handle, GetCurrentProcess(), &handle, 0, TRUE, DUPLICATE_SAME_ACCESS)) { int wxflag = MSVCRT_fdesc[od].wxflag & ~MSVCRT__O_NOINHERIT; if (msvcrt_is_valid_fd(nd)) MSVCRT__close(nd); ret = msvcrt_alloc_fd_from(handle, wxflag, nd); if (ret == -1) { CloseHandle(handle); *MSVCRT__errno() = MSVCRT_EMFILE; } else { /* _dup2 returns 0, not nd, on success */ ret = 0; } } else { ret = -1; msvcrt_set_errno(GetLastError()); } } else { *MSVCRT__errno() = MSVCRT_EBADF; ret = -1; } UNLOCK_FILES(); return ret; } /********************************************************************* * _dup (MSVCRT.@) */ int CDECL MSVCRT__dup(int od) { int fd, ret; LOCK_FILES(); fd = MSVCRT_fdstart; if (MSVCRT__dup2(od, fd) == 0) ret = fd; else ret = -1; UNLOCK_FILES(); return ret; } /********************************************************************* * _eof (MSVCRT.@) */ int CDECL _eof(int fd) { DWORD curpos,endpos; LONG hcurpos,hendpos; HANDLE hand = msvcrt_fdtoh(fd); TRACE(":fd (%d) handle (%p)\n",fd,hand); if (hand == INVALID_HANDLE_VALUE) return -1; if (MSVCRT_fdesc[fd].wxflag & WX_ATEOF) return TRUE; /* Otherwise we do it the hard way */ hcurpos = hendpos = 0; curpos = SetFilePointer(hand, 0, &hcurpos, FILE_CURRENT); endpos = SetFilePointer(hand, 0, &hendpos, FILE_END); if (curpos == endpos && hcurpos == hendpos) { /* FIXME: shouldn't WX_ATEOF be set here? */ return TRUE; } SetFilePointer(hand, curpos, &hcurpos, FILE_BEGIN); return FALSE; } /********************************************************************* * _fcloseall (MSVCRT.@) */ int CDECL MSVCRT__fcloseall(void) { int num_closed = 0, i; LOCK_FILES(); for (i = 3; i < MSVCRT_stream_idx; i++) if (MSVCRT_fstreams[i] && MSVCRT_fstreams[i]->_flag && !MSVCRT_fclose(MSVCRT_fstreams[i])) num_closed++; UNLOCK_FILES(); TRACE(":closed (%d) handles\n",num_closed); return num_closed; } /* free everything on process exit */ void msvcrt_free_io(void) { MSVCRT__fcloseall(); /* The Win32 _fcloseall() function explicitly doesn't close stdin, * stdout, and stderr (unlike GNU), so we need to fclose() them here * or they won't get flushed. */ MSVCRT_fclose(&MSVCRT__iob[0]); MSVCRT_fclose(&MSVCRT__iob[1]); MSVCRT_fclose(&MSVCRT__iob[2]); MSVCRT_file_cs.DebugInfo->Spare[0] = 0; DeleteCriticalSection(&MSVCRT_file_cs); } /********************************************************************* * _lseeki64 (MSVCRT.@) */ __int64 CDECL MSVCRT__lseeki64(int fd, __int64 offset, int whence) { HANDLE hand = msvcrt_fdtoh(fd); LARGE_INTEGER ofs; TRACE(":fd (%d) handle (%p)\n",fd,hand); if (hand == INVALID_HANDLE_VALUE) return -1; if (whence < 0 || whence > 2) { *MSVCRT__errno() = MSVCRT_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.LowPart = SetFilePointer(hand, ofs.LowPart, &ofs.HighPart, whence)) != INVALID_SET_FILE_POINTER || GetLastError() == ERROR_SUCCESS) { MSVCRT_fdesc[fd].wxflag &= ~(WX_ATEOF|WX_READEOF); /* FIXME: What if we seek _to_ EOF - is EOF set? */ return ofs.QuadPart; } TRACE(":error-last error (%d)\n",GetLastError()); msvcrt_set_errno(GetLastError()); return -1; } /********************************************************************* * _lseek (MSVCRT.@) */ LONG CDECL MSVCRT__lseek(int fd, LONG offset, int whence) { return MSVCRT__lseeki64(fd, offset, whence); } /********************************************************************* * _lock_file (MSVCRT.@) */ void CDECL MSVCRT__lock_file(MSVCRT_FILE *file) { FIXME("(%p) stub\n",file); } /********************************************************************* * _unlock_file (MSVCRT.@) */ void CDECL MSVCRT__unlock_file(MSVCRT_FILE *file) { FIXME("(%p) stub\n",file); } /********************************************************************* * _locking (MSVCRT.@) * * This is untested; the underlying LockFile doesn't work yet. */ int CDECL MSVCRT__locking(int fd, int mode, LONG nbytes) { BOOL ret; DWORD cur_locn; HANDLE hand = msvcrt_fdtoh(fd); TRACE(":fd (%d) handle (%p)\n",fd,hand); if (hand == INVALID_HANDLE_VALUE) return -1; if (mode < 0 || mode > 4) { *MSVCRT__errno() = MSVCRT_EINVAL; return -1; } TRACE(":fd (%d) by 0x%08x mode %s\n", fd,nbytes,(mode==MSVCRT__LK_UNLCK)?"_LK_UNLCK": (mode==MSVCRT__LK_LOCK)?"_LK_LOCK": (mode==MSVCRT__LK_NBLCK)?"_LK_NBLCK": (mode==MSVCRT__LK_RLCK)?"_LK_RLCK": (mode==MSVCRT__LK_NBRLCK)?"_LK_NBRLCK": "UNKNOWN"); if ((cur_locn = SetFilePointer(hand, 0L, NULL, SEEK_CUR)) == INVALID_SET_FILE_POINTER) { FIXME ("Seek failed\n"); *MSVCRT__errno() = MSVCRT_EINVAL; /* FIXME */ return -1; } if (mode == MSVCRT__LK_LOCK || mode == MSVCRT__LK_RLCK) { int nretry = 10; ret = 1; /* just to satisfy gcc */ while (nretry--) { ret = LockFile(hand, cur_locn, 0L, nbytes, 0L); if (ret) break; Sleep(1); } } else if (mode == MSVCRT__LK_UNLCK) ret = UnlockFile(hand, cur_locn, 0L, nbytes, 0L); else ret = LockFile(hand, cur_locn, 0L, nbytes, 0L); /* FIXME - what about error settings? */ return ret ? 0 : -1; } /********************************************************************* * _fseeki64 (MSVCRT.@) */ int CDECL MSVCRT__fseeki64(MSVCRT_FILE* file, __int64 offset, int whence) { /* Flush output if needed */ if(file->_flag & MSVCRT__IOWRT) msvcrt_flush_buffer(file); if(whence == SEEK_CUR && file->_flag & MSVCRT__IOREAD ) { offset -= file->_cnt; if (MSVCRT_fdesc[file->_file].wxflag & WX_TEXT) { /* Black magic correction for CR removal */ int i; for (i=0; i_cnt; i++) { if (file->_ptr[i] == '\n') offset--; } /* Black magic when reading CR at buffer boundary*/ if(MSVCRT_fdesc[file->_file].wxflag & WX_READCR) offset--; } } /* Discard buffered input */ file->_cnt = 0; file->_ptr = file->_base; /* Reset direction of i/o */ if(file->_flag & MSVCRT__IORW) { file->_flag &= ~(MSVCRT__IOREAD|MSVCRT__IOWRT); } /* Clear end of file flag */ file->_flag &= ~MSVCRT__IOEOF; return (MSVCRT__lseeki64(file->_file,offset,whence) == -1)?-1:0; } /********************************************************************* * fseek (MSVCRT.@) */ int CDECL MSVCRT_fseek(MSVCRT_FILE* file, MSVCRT_long offset, int whence) { return MSVCRT__fseeki64( file, offset, whence ); } /********************************************************************* * _chsize (MSVCRT.@) */ int CDECL MSVCRT__chsize(int fd, MSVCRT_long size) { LONG cur, pos; HANDLE handle; BOOL ret = FALSE; TRACE("(fd=%d, size=%d)\n", fd, size); LOCK_FILES(); handle = msvcrt_fdtoh(fd); if (handle != INVALID_HANDLE_VALUE) { /* save the current file pointer */ cur = MSVCRT__lseek(fd, 0, SEEK_CUR); if (cur >= 0) { pos = MSVCRT__lseek(fd, size, SEEK_SET); if (pos >= 0) { ret = SetEndOfFile(handle); if (!ret) msvcrt_set_errno(GetLastError()); } /* restore the file pointer */ MSVCRT__lseek(fd, cur, SEEK_SET); } } UNLOCK_FILES(); return ret ? 0 : -1; } /********************************************************************* * clearerr (MSVCRT.@) */ void CDECL MSVCRT_clearerr(MSVCRT_FILE* file) { TRACE(":file (%p) fd (%d)\n",file,file->_file); file->_flag &= ~(MSVCRT__IOERR | MSVCRT__IOEOF); } /********************************************************************* * rewind (MSVCRT.@) */ void CDECL MSVCRT_rewind(MSVCRT_FILE* file) { TRACE(":file (%p) fd (%d)\n",file,file->_file); MSVCRT_fseek(file, 0L, SEEK_SET); MSVCRT_clearerr(file); } static int msvcrt_get_flags(const MSVCRT_wchar_t* mode, int *open_flags, int* stream_flags) { int plus = strchrW(mode, '+') != NULL; switch(*mode++) { case 'R': case 'r': *open_flags = plus ? MSVCRT__O_RDWR : MSVCRT__O_RDONLY; *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOREAD; break; case 'W': case 'w': *open_flags = MSVCRT__O_CREAT | MSVCRT__O_TRUNC | (plus ? MSVCRT__O_RDWR : MSVCRT__O_WRONLY); *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOWRT; break; case 'A': case 'a': *open_flags = MSVCRT__O_CREAT | MSVCRT__O_APPEND | (plus ? MSVCRT__O_RDWR : MSVCRT__O_WRONLY); *stream_flags = plus ? MSVCRT__IORW : MSVCRT__IOWRT; break; default: MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0); *MSVCRT__errno() = MSVCRT_EINVAL; return -1; } while (*mode) switch (*mode++) { case 'B': case 'b': *open_flags |= MSVCRT__O_BINARY; *open_flags &= ~MSVCRT__O_TEXT; break; case 'T': case 't': *open_flags |= MSVCRT__O_TEXT; *open_flags &= ~MSVCRT__O_BINARY; break; case '+': case ' ': break; default: FIXME(":unknown flag %c not supported\n",mode[-1]); } return 0; } /********************************************************************* * _fdopen (MSVCRT.@) */ MSVCRT_FILE* CDECL MSVCRT__fdopen(int fd, const char *mode) { MSVCRT_FILE *ret; MSVCRT_wchar_t *modeW = NULL; if (mode && !(modeW = msvcrt_wstrdupa(mode))) return NULL; ret = MSVCRT__wfdopen(fd, modeW); MSVCRT_free(modeW); return ret; } /********************************************************************* * _wfdopen (MSVCRT.@) */ MSVCRT_FILE* CDECL MSVCRT__wfdopen(int fd, const MSVCRT_wchar_t *mode) { int open_flags, stream_flags; MSVCRT_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 MSVCRT__filelength(int fd) { LONG curPos = MSVCRT__lseek(fd, 0, SEEK_CUR); if (curPos != -1) { LONG endPos = MSVCRT__lseek(fd, 0, SEEK_END); if (endPos != -1) { if (endPos != curPos) MSVCRT__lseek(fd, curPos, SEEK_SET); return endPos; } } return -1; } /********************************************************************* * _filelengthi64 (MSVCRT.@) */ __int64 CDECL MSVCRT__filelengthi64(int fd) { __int64 curPos = MSVCRT__lseeki64(fd, 0, SEEK_CUR); if (curPos != -1) { __int64 endPos = MSVCRT__lseeki64(fd, 0, SEEK_END); if (endPos != -1) { if (endPos != curPos) MSVCRT__lseeki64(fd, curPos, SEEK_SET); return endPos; } } return -1; } /********************************************************************* * _fileno (MSVCRT.@) */ int CDECL MSVCRT__fileno(MSVCRT_FILE* file) { TRACE(":FILE* (%p) fd (%d)\n",file,file->_file); return file->_file; } /********************************************************************* * _fstat64 (MSVCRT.@) */ int CDECL MSVCRT__fstat64(int fd, struct MSVCRT__stat64* buf) { DWORD dw; DWORD type; BY_HANDLE_FILE_INFORMATION hfi; HANDLE hand = msvcrt_fdtoh(fd); TRACE(":fd (%d) stat (%p)\n",fd,buf); if (hand == INVALID_HANDLE_VALUE) return -1; if (!buf) { WARN(":failed-NULL buf\n"); msvcrt_set_errno(ERROR_INVALID_PARAMETER); return -1; } memset(&hfi, 0, sizeof(hfi)); memset(buf, 0, sizeof(struct MSVCRT__stat64)); type = GetFileType(hand); if (type == FILE_TYPE_PIPE) { buf->st_dev = buf->st_rdev = fd; buf->st_mode = S_IFIFO; buf->st_nlink = 1; } else if (type == FILE_TYPE_CHAR) { buf->st_dev = buf->st_rdev = fd; buf->st_mode = S_IFCHR; buf->st_nlink = 1; } else /* FILE_TYPE_DISK etc. */ { if (!GetFileInformationByHandle(hand, &hfi)) { WARN(":failed-last error (%d)\n",GetLastError()); msvcrt_set_errno(ERROR_INVALID_PARAMETER); return -1; } buf->st_mode = S_IFREG | 0444; if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY)) buf->st_mode |= 0222; buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow; RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw); buf->st_atime = dw; RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw); buf->st_mtime = buf->st_ctime = dw; buf->st_nlink = hfi.nNumberOfLinks; } TRACE(":dwFileAttributes = 0x%x, mode set to 0x%x\n",hfi.dwFileAttributes, buf->st_mode); return 0; } /********************************************************************* * _fstati64 (MSVCRT.@) */ int CDECL MSVCRT__fstati64(int fd, struct MSVCRT__stati64* buf) { int ret; struct MSVCRT__stat64 buf64; ret = MSVCRT__fstat64(fd, &buf64); if (!ret) msvcrt_stat64_to_stati64(&buf64, buf); return ret; } /********************************************************************* * _fstat (MSVCRT.@) */ int CDECL MSVCRT__fstat(int fd, struct MSVCRT__stat* buf) { int ret; struct MSVCRT__stat64 buf64; ret = MSVCRT__fstat64(fd, &buf64); if (!ret) msvcrt_stat64_to_stat(&buf64, buf); return ret; } /********************************************************************* * _futime64 (MSVCRT.@) */ int CDECL _futime64(int fd, struct MSVCRT___utimbuf64 *t) { HANDLE hand = msvcrt_fdtoh(fd); FILETIME at, wt; if (!t) { time_to_filetime( MSVCRT__time64(NULL), &at ); wt = at; } else { time_to_filetime( t->actime, &at ); time_to_filetime( t->modtime, &wt ); } if (!SetFileTime(hand, NULL, &at, &wt)) { msvcrt_set_errno(GetLastError()); return -1 ; } return 0; } /********************************************************************* * _futime32 (MSVCRT.@) */ int CDECL _futime32(int fd, struct MSVCRT___utimbuf32 *t) { struct MSVCRT___utimbuf64 t64; t64.actime = t->actime; t64.modtime = t->modtime; return _futime64( fd, &t64 ); } /********************************************************************* * _futime (MSVCRT.@) */ #ifdef _WIN64 int CDECL _futime(int fd, struct MSVCRT___utimbuf64 *t) { return _futime64( fd, t ); } #else int CDECL _futime(int fd, struct MSVCRT___utimbuf32 *t) { return _futime32( fd, t ); } #endif /********************************************************************* * _get_osfhandle (MSVCRT.@) */ MSVCRT_intptr_t CDECL _get_osfhandle(int fd) { HANDLE hand = msvcrt_fdtoh(fd); TRACE(":fd (%d) handle (%p)\n",fd,hand); return (MSVCRT_intptr_t)hand; } /********************************************************************* * _isatty (MSVCRT.@) */ int CDECL _isatty(int fd) { HANDLE hand = msvcrt_fdtoh(fd); TRACE(":fd (%d) handle (%p)\n",fd,hand); if (hand == INVALID_HANDLE_VALUE) return 0; return GetFileType(hand) == FILE_TYPE_CHAR? 1 : 0; } /********************************************************************* * _mktemp (MSVCRT.@) */ char * CDECL _mktemp(char *pattern) { int numX = 0; char *retVal = pattern; int id; char 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 { *pattern = letter++; if (GetFileAttributesA(retVal) == INVALID_FILE_ATTRIBUTES && GetLastError() == ERROR_FILE_NOT_FOUND) return retVal; } while(letter <= 'z'); return NULL; } /********************************************************************* * _wmktemp (MSVCRT.@) */ MSVCRT_wchar_t * CDECL _wmktemp(MSVCRT_wchar_t *pattern) { int numX = 0; MSVCRT_wchar_t *retVal = pattern; int id; MSVCRT_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 & MSVCRT__O_APPEND) wxflags |= WX_APPEND; if (oflags & MSVCRT__O_BINARY) {/* Nothing to do */} else if (oflags & MSVCRT__O_TEXT) wxflags |= WX_TEXT; else if (*__p__fmode() & MSVCRT__O_BINARY) {/* Nothing to do */} else wxflags |= WX_TEXT; /* default to TEXT*/ if (oflags & MSVCRT__O_NOINHERIT) wxflags |= WX_DONTINHERIT; if ((unsupp = oflags & ~( MSVCRT__O_BINARY|MSVCRT__O_TEXT|MSVCRT__O_APPEND| MSVCRT__O_TRUNC|MSVCRT__O_EXCL|MSVCRT__O_CREAT| MSVCRT__O_RDWR|MSVCRT__O_WRONLY|MSVCRT__O_TEMPORARY| MSVCRT__O_NOINHERIT| MSVCRT__O_SEQUENTIAL|MSVCRT__O_RANDOM|MSVCRT__O_SHORT_LIVED ))) ERR(":unsupported oflags 0x%04x\n",unsupp); return wxflags; } /********************************************************************* * _pipe (MSVCRT.@) */ int CDECL MSVCRT__pipe(int *pfds, unsigned int psize, int textmode) { int ret = -1; SECURITY_ATTRIBUTES sa; HANDLE readHandle, writeHandle; if (!pfds) { *MSVCRT__errno() = MSVCRT_EINVAL; return -1; } sa.nLength = sizeof(SECURITY_ATTRIBUTES); sa.bInheritHandle = !(textmode & MSVCRT__O_NOINHERIT); sa.lpSecurityDescriptor = NULL; if (CreatePipe(&readHandle, &writeHandle, &sa, psize)) { unsigned int wxflags = split_oflags(textmode); int fd; LOCK_FILES(); 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 { MSVCRT__close(pfds[0]); CloseHandle(writeHandle); *MSVCRT__errno() = MSVCRT_EMFILE; } } else { CloseHandle(readHandle); CloseHandle(writeHandle); *MSVCRT__errno() = MSVCRT_EMFILE; } UNLOCK_FILES(); } else msvcrt_set_errno(GetLastError()); return ret; } /********************************************************************* * _sopen_s (MSVCRT.@) */ int CDECL MSVCRT__sopen_s( int *fd, const char *path, int oflags, int shflags, int pmode ) { DWORD access = 0, creation = 0, attrib; DWORD sharing; int wxflag; HANDLE hand; SECURITY_ATTRIBUTES sa; TRACE("fd*: %p file: (%s) oflags: 0x%04x shflags: 0x%04x pmode: 0x%04x\n", fd, path, oflags, shflags, pmode); if (!fd) { MSVCRT_INVALID_PMT("null out fd pointer"); *MSVCRT__errno() = MSVCRT_EINVAL; return MSVCRT_EINVAL; } *fd = -1; wxflag = split_oflags(oflags); switch (oflags & (MSVCRT__O_RDONLY | MSVCRT__O_WRONLY | MSVCRT__O_RDWR)) { case MSVCRT__O_RDONLY: access |= GENERIC_READ; break; case MSVCRT__O_WRONLY: access |= GENERIC_WRITE; break; case MSVCRT__O_RDWR: access |= GENERIC_WRITE | GENERIC_READ; break; } if (oflags & MSVCRT__O_CREAT) { if(pmode & ~(MSVCRT__S_IREAD | MSVCRT__S_IWRITE)) FIXME(": pmode 0x%04x ignored\n", pmode); else WARN(": pmode 0x%04x ignored\n", pmode); if (oflags & MSVCRT__O_EXCL) creation = CREATE_NEW; else if (oflags & MSVCRT__O_TRUNC) creation = CREATE_ALWAYS; else creation = OPEN_ALWAYS; } else /* no MSVCRT__O_CREAT */ { if (oflags & MSVCRT__O_TRUNC) creation = TRUNCATE_EXISTING; else creation = OPEN_EXISTING; } switch( shflags ) { case MSVCRT__SH_DENYRW: sharing = 0L; break; case MSVCRT__SH_DENYWR: sharing = FILE_SHARE_READ; break; case MSVCRT__SH_DENYRD: sharing = FILE_SHARE_WRITE; break; case MSVCRT__SH_DENYNO: sharing = FILE_SHARE_READ | FILE_SHARE_WRITE; break; default: ERR( "Unhandled shflags 0x%x\n", shflags ); return MSVCRT_EINVAL; } attrib = FILE_ATTRIBUTE_NORMAL; if (oflags & MSVCRT__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 & MSVCRT__O_NOINHERIT) ? FALSE : TRUE; hand = CreateFileA(path, access, sharing, &sa, creation, attrib, 0); if (hand == INVALID_HANDLE_VALUE) { WARN(":failed-last error (%d)\n", GetLastError()); msvcrt_set_errno(GetLastError()); return *MSVCRT__errno(); } *fd = msvcrt_alloc_fd(hand, wxflag); TRACE(":fd (%d) handle (%p)\n", *fd, hand); return 0; } /********************************************************************* * _sopen (MSVCRT.@) */ int CDECL MSVCRT__sopen( const char *path, int oflags, int shflags, ... ) { int pmode; int fd; if (oflags & MSVCRT__O_CREAT) { __ms_va_list ap; __ms_va_start(ap, shflags); pmode = va_arg(ap, int); __ms_va_end(ap); } else pmode = 0; MSVCRT__sopen_s(&fd, path, oflags, shflags, pmode); return fd; } /********************************************************************* * _wsopen_s (MSVCRT.@) */ int CDECL MSVCRT__wsopen_s( int *fd, const MSVCRT_wchar_t* path, int oflags, int shflags, int pmode ) { DWORD access = 0, creation = 0, attrib; SECURITY_ATTRIBUTES sa; DWORD sharing; 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 (!fd) { MSVCRT_INVALID_PMT("null out fd pointer"); *MSVCRT__errno() = MSVCRT_EINVAL; return MSVCRT_EINVAL; } *fd = -1; wxflag = split_oflags(oflags); switch (oflags & (MSVCRT__O_RDONLY | MSVCRT__O_WRONLY | MSVCRT__O_RDWR)) { case MSVCRT__O_RDONLY: access |= GENERIC_READ; break; case MSVCRT__O_WRONLY: access |= GENERIC_WRITE; break; case MSVCRT__O_RDWR: access |= GENERIC_WRITE | GENERIC_READ; break; } if (oflags & MSVCRT__O_CREAT) { if(pmode & ~(MSVCRT__S_IREAD | MSVCRT__S_IWRITE)) FIXME(": pmode 0x%04x ignored\n", pmode); else WARN(": pmode 0x%04x ignored\n", pmode); if (oflags & MSVCRT__O_EXCL) creation = CREATE_NEW; else if (oflags & MSVCRT__O_TRUNC) creation = CREATE_ALWAYS; else creation = OPEN_ALWAYS; } else /* no MSVCRT__O_CREAT */ { if (oflags & MSVCRT__O_TRUNC) creation = TRUNCATE_EXISTING; else creation = OPEN_EXISTING; } switch( shflags ) { case MSVCRT__SH_DENYRW: sharing = 0L; break; case MSVCRT__SH_DENYWR: sharing = FILE_SHARE_READ; break; case MSVCRT__SH_DENYRD: sharing = FILE_SHARE_WRITE; break; case MSVCRT__SH_DENYNO: sharing = FILE_SHARE_READ | FILE_SHARE_WRITE; break; default: ERR( "Unhandled shflags 0x%x\n", shflags ); return MSVCRT_EINVAL; } attrib = FILE_ATTRIBUTE_NORMAL; if (oflags & MSVCRT__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 & MSVCRT__O_NOINHERIT) ? FALSE : TRUE; hand = CreateFileW(path, access, sharing, &sa, creation, attrib, 0); if (hand == INVALID_HANDLE_VALUE) { WARN(":failed-last error (%d)\n",GetLastError()); msvcrt_set_errno(GetLastError()); msvcrt_set_errno(GetLastError()); return *MSVCRT__errno(); } *fd = msvcrt_alloc_fd(hand, wxflag); TRACE(":fd (%d) handle (%p)\n", *fd, hand); return 0; } /********************************************************************* * _wsopen (MSVCRT.@) */ int CDECL MSVCRT__wsopen( const MSVCRT_wchar_t *path, int oflags, int shflags, ... ) { int pmode; int fd; if (oflags & MSVCRT__O_CREAT) { __ms_va_list ap; __ms_va_start(ap, shflags); pmode = va_arg(ap, int); __ms_va_end(ap); } else pmode = 0; MSVCRT__wsopen_s(&fd, path, oflags, shflags, pmode); return fd; } /********************************************************************* * _open (MSVCRT.@) */ int CDECL MSVCRT__open( const char *path, int flags, ... ) { __ms_va_list ap; if (flags & MSVCRT__O_CREAT) { int pmode; __ms_va_start(ap, flags); pmode = va_arg(ap, int); __ms_va_end(ap); return MSVCRT__sopen( path, flags, MSVCRT__SH_DENYNO, pmode ); } else return MSVCRT__sopen( path, flags, MSVCRT__SH_DENYNO); } /********************************************************************* * _wopen (MSVCRT.@) */ int CDECL _wopen(const MSVCRT_wchar_t *path,int flags,...) { __ms_va_list ap; if (flags & MSVCRT__O_CREAT) { int pmode; __ms_va_start(ap, flags); pmode = va_arg(ap, int); __ms_va_end(ap); return MSVCRT__wsopen( path, flags, MSVCRT__SH_DENYNO, pmode ); } else return MSVCRT__wsopen( path, flags, MSVCRT__SH_DENYNO); } /********************************************************************* * _creat (MSVCRT.@) */ int CDECL MSVCRT__creat(const char *path, int flags) { int usedFlags = (flags & MSVCRT__O_TEXT)| MSVCRT__O_CREAT| MSVCRT__O_WRONLY| MSVCRT__O_TRUNC; return MSVCRT__open(path, usedFlags); } /********************************************************************* * _wcreat (MSVCRT.@) */ int CDECL _wcreat(const MSVCRT_wchar_t *path, int flags) { int usedFlags = (flags & MSVCRT__O_TEXT)| MSVCRT__O_CREAT| MSVCRT__O_WRONLY| MSVCRT__O_TRUNC; return _wopen(path, usedFlags); } /********************************************************************* * _open_osfhandle (MSVCRT.@) */ int CDECL _open_osfhandle(MSVCRT_intptr_t handle, int oflags) { int fd; /* MSVCRT__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 MSVCRT__O_TEXT if it wants * text - it never sets MSVCRT__O_BINARY. */ /* don't let split_oflags() decide the mode if no mode is passed */ if (!(oflags & (MSVCRT__O_BINARY | MSVCRT__O_TEXT))) oflags |= MSVCRT__O_BINARY; fd = msvcrt_alloc_fd((HANDLE)handle, split_oflags(oflags)); TRACE(":handle (%ld) fd (%d) flags 0x%08x\n", handle, fd, oflags); return fd; } /********************************************************************* * _rmtmp (MSVCRT.@) */ int CDECL _rmtmp(void) { int num_removed = 0, i; LOCK_FILES(); for (i = 3; i < MSVCRT_stream_idx; i++) if (MSVCRT_fstreams[i] && MSVCRT_fstreams[i]->_tmpfname) { MSVCRT_fclose(MSVCRT_fstreams[i]); num_removed++; } UNLOCK_FILES(); if (num_removed) TRACE(":removed (%d) temp files\n",num_removed); return num_removed; } /********************************************************************* * (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, void *buf, unsigned int count) { DWORD num_read; char *bufstart = buf; HANDLE hand = msvcrt_fdtoh(fd); if (count == 0) return 0; if (MSVCRT_fdesc[fd].wxflag & WX_READEOF) { MSVCRT_fdesc[fd].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,hand,buf,count); if (hand == INVALID_HANDLE_VALUE) return -1; /* Reading single bytes in O_TEXT mode makes things slow * So read big chunks */ if (ReadFile(hand, bufstart, count, &num_read, NULL)) { if (count != 0 && num_read == 0) { MSVCRT_fdesc[fd].wxflag |= (WX_ATEOF|WX_READEOF); TRACE(":EOF %s\n",debugstr_an(buf,num_read)); } else if (MSVCRT_fdesc[fd].wxflag & WX_TEXT) { DWORD i, j; if (bufstart[num_read-1] == '\r') { if(count == 1) { MSVCRT_fdesc[fd].wxflag &= ~WX_READCR; ReadFile(hand, bufstart, 1, &num_read, NULL); } else { MSVCRT_fdesc[fd].wxflag |= WX_READCR; num_read--; } } else MSVCRT_fdesc[fd].wxflag &= ~WX_READCR; for (i=0, j=0; i 4) TRACE("(%u), %s\n",num_read,debugstr_an(buf, num_read)); return num_read; } /********************************************************************* * _read (MSVCRT.@) */ int CDECL MSVCRT__read(int fd, void *buf, unsigned int count) { int num_read; num_read = read_i(fd, buf, count); return num_read; } /********************************************************************* * _setmode (MSVCRT.@) */ int CDECL _setmode(int fd,int mode) { int ret = MSVCRT_fdesc[fd].wxflag & WX_TEXT ? MSVCRT__O_TEXT : MSVCRT__O_BINARY; if (mode & (~(MSVCRT__O_TEXT|MSVCRT__O_BINARY))) FIXME("fd (%d) mode (0x%08x) unknown\n",fd,mode); if ((mode & MSVCRT__O_TEXT) == MSVCRT__O_TEXT) MSVCRT_fdesc[fd].wxflag |= WX_TEXT; else MSVCRT_fdesc[fd].wxflag &= ~WX_TEXT; return ret; } /********************************************************************* * _stat64 (MSVCRT.@) */ int CDECL MSVCRT_stat64(const char* path, struct MSVCRT__stat64 * buf) { DWORD dw; WIN32_FILE_ATTRIBUTE_DATA hfi; unsigned short mode = ALL_S_IREAD; int plen; TRACE(":file (%s) buf(%p)\n",path,buf); if (!GetFileAttributesExA(path, GetFileExInfoStandard, &hfi)) { TRACE("failed (%d)\n",GetLastError()); msvcrt_set_errno(ERROR_FILE_NOT_FOUND); return -1; } memset(buf,0,sizeof(struct MSVCRT__stat64)); /* FIXME: rdev isn't drive num, despite what the docs say-what is it? Bon 011120: This FIXME seems incorrect Also a letter as first char isn't enough to be classified as a drive letter */ if (isalpha(*path)&& (*(path+1)==':')) buf->st_dev = buf->st_rdev = toupper(*path) - 'A'; /* drive num */ else buf->st_dev = buf->st_rdev = _getdrive() - 1; plen = strlen(path); /* Dir, or regular file? */ if ((hfi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) || (path[plen-1] == '\\')) mode |= (MSVCRT__S_IFDIR | ALL_S_IEXEC); else { mode |= MSVCRT__S_IFREG; /* executable? */ if (plen > 6 && path[plen-4] == '.') /* shortest exe: "\x.exe" */ { unsigned int ext = tolower(path[plen-1]) | (tolower(path[plen-2]) << 8) | (tolower(path[plen-3]) << 16); if (ext == EXE || ext == BAT || ext == CMD || ext == COM) mode |= ALL_S_IEXEC; } } if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY)) mode |= ALL_S_IWRITE; buf->st_mode = mode; buf->st_nlink = 1; buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow; RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw); buf->st_atime = dw; RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw); buf->st_mtime = buf->st_ctime = dw; TRACE("%d %d 0x%08x%08x %d %d %d\n", buf->st_mode,buf->st_nlink, (int)(buf->st_size >> 32),(int)buf->st_size, (int)buf->st_atime,(int)buf->st_mtime,(int)buf->st_ctime); return 0; } /********************************************************************* * _stati64 (MSVCRT.@) */ int CDECL MSVCRT_stati64(const char* path, struct MSVCRT__stati64 * buf) { int ret; struct MSVCRT__stat64 buf64; ret = MSVCRT_stat64(path, &buf64); if (!ret) msvcrt_stat64_to_stati64(&buf64, buf); return ret; } /********************************************************************* * _stat (MSVCRT.@) */ int CDECL MSVCRT_stat(const char* path, struct MSVCRT__stat * buf) { int ret; struct MSVCRT__stat64 buf64; ret = MSVCRT_stat64( path, &buf64); if (!ret) msvcrt_stat64_to_stat(&buf64, buf); return ret; } /********************************************************************* * _wstat64 (MSVCRT.@) */ int CDECL MSVCRT__wstat64(const MSVCRT_wchar_t* path, struct MSVCRT__stat64 * buf) { DWORD dw; WIN32_FILE_ATTRIBUTE_DATA hfi; unsigned short mode = ALL_S_IREAD; int plen; TRACE(":file (%s) buf(%p)\n",debugstr_w(path),buf); if (!GetFileAttributesExW(path, GetFileExInfoStandard, &hfi)) { TRACE("failed (%d)\n",GetLastError()); msvcrt_set_errno(ERROR_FILE_NOT_FOUND); return -1; } memset(buf,0,sizeof(struct MSVCRT__stat64)); /* FIXME: rdev isn't drive num, despite what the docs says-what is it? */ if (MSVCRT_iswalpha(*path)) buf->st_dev = buf->st_rdev = toupperW(*path - 'A'); /* drive num */ else buf->st_dev = buf->st_rdev = _getdrive() - 1; plen = strlenW(path); /* Dir, or regular file? */ if ((hfi.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) || (path[plen-1] == '\\')) mode |= (MSVCRT__S_IFDIR | ALL_S_IEXEC); else { mode |= MSVCRT__S_IFREG; /* executable? */ if (plen > 6 && path[plen-4] == '.') /* shortest exe: "\x.exe" */ { ULONGLONG ext = tolowerW(path[plen-1]) | (tolowerW(path[plen-2]) << 16) | ((ULONGLONG)tolowerW(path[plen-3]) << 32); if (ext == WCEXE || ext == WCBAT || ext == WCCMD || ext == WCCOM) mode |= ALL_S_IEXEC; } } if (!(hfi.dwFileAttributes & FILE_ATTRIBUTE_READONLY)) mode |= ALL_S_IWRITE; buf->st_mode = mode; buf->st_nlink = 1; buf->st_size = ((__int64)hfi.nFileSizeHigh << 32) + hfi.nFileSizeLow; RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastAccessTime, &dw); buf->st_atime = dw; RtlTimeToSecondsSince1970((LARGE_INTEGER *)&hfi.ftLastWriteTime, &dw); buf->st_mtime = buf->st_ctime = dw; TRACE("%d %d 0x%08x%08x %d %d %d\n", buf->st_mode,buf->st_nlink, (int)(buf->st_size >> 32),(int)buf->st_size, (int)buf->st_atime,(int)buf->st_mtime,(int)buf->st_ctime); return 0; } /********************************************************************* * _wstati64 (MSVCRT.@) */ int CDECL MSVCRT__wstati64(const MSVCRT_wchar_t* path, struct MSVCRT__stati64 * buf) { int ret; struct MSVCRT__stat64 buf64; ret = MSVCRT__wstat64(path, &buf64); if (!ret) msvcrt_stat64_to_stati64(&buf64, buf); return ret; } /********************************************************************* * _wstat (MSVCRT.@) */ int CDECL MSVCRT__wstat(const MSVCRT_wchar_t* path, struct MSVCRT__stat * buf) { int ret; struct MSVCRT__stat64 buf64; ret = MSVCRT__wstat64( path, &buf64 ); if (!ret) msvcrt_stat64_to_stat(&buf64, buf); return ret; } /********************************************************************* * _tell (MSVCRT.@) */ MSVCRT_long CDECL MSVCRT__tell(int fd) { return MSVCRT__lseek(fd, 0, SEEK_CUR); } /********************************************************************* * _telli64 (MSVCRT.@) */ __int64 CDECL _telli64(int fd) { return MSVCRT__lseeki64(fd, 0, SEEK_CUR); } /********************************************************************* * _tempnam (MSVCRT.@) */ char * CDECL _tempnam(const char *dir, const char *prefix) { char tmpbuf[MAX_PATH]; const char *tmp_dir = MSVCRT_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.@) */ MSVCRT_wchar_t * CDECL _wtempnam(const MSVCRT_wchar_t *dir, const MSVCRT_wchar_t *prefix) { MSVCRT_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 MSVCRT__umask(int umask) { int old_umask = MSVCRT_umask; TRACE("(%d)\n",umask); MSVCRT_umask = umask; return old_umask; } /********************************************************************* * _utime64 (MSVCRT.@) */ int CDECL _utime64(const char* path, struct MSVCRT___utimbuf64 *t) { int fd = MSVCRT__open(path, MSVCRT__O_WRONLY | MSVCRT__O_BINARY); if (fd > 0) { int retVal = _futime64(fd, t); MSVCRT__close(fd); return retVal; } return -1; } /********************************************************************* * _utime32 (MSVCRT.@) */ int CDECL _utime32(const char* path, struct MSVCRT___utimbuf32 *t) { struct MSVCRT___utimbuf64 t64; t64.actime = t->actime; t64.modtime = t->modtime; return _utime64( path, &t64 ); } /********************************************************************* * _utime (MSVCRT.@) */ #ifdef _WIN64 int CDECL _utime(const char* path, struct MSVCRT___utimbuf64 *t) { return _utime64( path, t ); } #else int CDECL _utime(const char* path, struct MSVCRT___utimbuf32 *t) { return _utime32( path, t ); } #endif /********************************************************************* * _wutime64 (MSVCRT.@) */ int CDECL _wutime64(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf64 *t) { int fd = _wopen(path, MSVCRT__O_WRONLY | MSVCRT__O_BINARY); if (fd > 0) { int retVal = _futime64(fd, t); MSVCRT__close(fd); return retVal; } return -1; } /********************************************************************* * _wutime32 (MSVCRT.@) */ int CDECL _wutime32(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf32 *t) { struct MSVCRT___utimbuf64 t64; t64.actime = t->actime; t64.modtime = t->modtime; return _wutime64( path, &t64 ); } /********************************************************************* * _wutime (MSVCRT.@) */ #ifdef _WIN64 int CDECL _wutime(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf64 *t) { return _wutime64( path, t ); } #else int CDECL _wutime(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf32 *t) { return _wutime32( path, t ); } #endif /********************************************************************* * _write (MSVCRT.@) */ int CDECL MSVCRT__write(int fd, const void* buf, unsigned int count) { DWORD num_written; HANDLE hand = msvcrt_fdtoh(fd); /* 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) { *MSVCRT__errno() = MSVCRT_EBADF; return -1; } /* If appending, go to EOF */ if (MSVCRT_fdesc[fd].wxflag & WX_APPEND) MSVCRT__lseek(fd, 0, FILE_END); if (!(MSVCRT_fdesc[fd].wxflag & WX_TEXT)) { if (WriteFile(hand, buf, count, &num_written, NULL) && (num_written == count)) return num_written; TRACE("WriteFile (fd %d, hand %p) failed-last error (%d)\n", fd, hand, GetLastError()); *MSVCRT__errno() = MSVCRT_ENOSPC; } else { unsigned int i, j, nr_lf; char *p = NULL; const char *q; const char *s = buf, *buf_start = buf; /* find number of \n ( without preceding \r ) */ for ( nr_lf=0,i = 0; i 1) && (s[i-1] == '\r')) nr_lf--; */ } } if (nr_lf) { if ((q = p = MSVCRT_malloc(count + nr_lf))) { for (s = buf, i = 0, j = 0; i < count; i++) { if (s[i]== '\n') { p[j++] = '\r'; /*if ((i >1) && (s[i-1] == '\r'))j--;*/ } p[j++] = s[i]; } } else { FIXME("Malloc failed\n"); nr_lf =0; q = buf; } } else q = buf; if ((WriteFile(hand, q, count+nr_lf, &num_written, NULL) == 0 ) || (num_written != count+nr_lf)) { TRACE("WriteFile (fd %d, hand %p) failed-last error (%d), num_written %d\n", fd, hand, GetLastError(), num_written); *MSVCRT__errno() = MSVCRT_ENOSPC; if(nr_lf) MSVCRT_free(p); return s - buf_start; } else { if(nr_lf) MSVCRT_free(p); return count; } } return -1; } /********************************************************************* * _putw (MSVCRT.@) */ int CDECL MSVCRT__putw(int val, MSVCRT_FILE* file) { int len; len = MSVCRT__write(file->_file, &val, sizeof(val)); if (len == sizeof(val)) return val; file->_flag |= MSVCRT__IOERR; return MSVCRT_EOF; } /********************************************************************* * fclose (MSVCRT.@) */ int CDECL MSVCRT_fclose(MSVCRT_FILE* file) { int r, flag; flag = file->_flag; MSVCRT_free(file->_tmpfname); file->_tmpfname = NULL; /* flush stdio buffers */ if(file->_flag & MSVCRT__IOWRT) MSVCRT_fflush(file); if(file->_flag & MSVCRT__IOMYBUF) MSVCRT_free(file->_base); r=MSVCRT__close(file->_file); file->_flag = 0; return ((r == -1) || (flag & MSVCRT__IOERR) ? MSVCRT_EOF : 0); } /********************************************************************* * feof (MSVCRT.@) */ int CDECL MSVCRT_feof(MSVCRT_FILE* file) { return file->_flag & MSVCRT__IOEOF; } /********************************************************************* * ferror (MSVCRT.@) */ int CDECL MSVCRT_ferror(MSVCRT_FILE* file) { return file->_flag & MSVCRT__IOERR; } /********************************************************************* * _filbuf (MSVCRT.@) */ int CDECL MSVCRT__filbuf(MSVCRT_FILE* file) { /* Allocate buffer if needed */ if(file->_bufsiz == 0 && !(file->_flag & MSVCRT__IONBF) ) { msvcrt_alloc_buffer(file); } if(!(file->_flag & MSVCRT__IOREAD)) { if(file->_flag & MSVCRT__IORW) { file->_flag |= MSVCRT__IOREAD; } else { return MSVCRT_EOF; } } if(file->_flag & MSVCRT__IONBF) { unsigned char c; int r; if ((r = read_i(file->_file,&c,1)) != 1) { file->_flag |= (r == 0) ? MSVCRT__IOEOF : MSVCRT__IOERR; return MSVCRT_EOF; } return c; } else { file->_cnt = read_i(file->_file, file->_base, file->_bufsiz); if(file->_cnt<=0) { file->_flag |= (file->_cnt == 0) ? MSVCRT__IOEOF : MSVCRT__IOERR; file->_cnt = 0; return MSVCRT_EOF; } file->_cnt--; file->_ptr = file->_base+1; return *(unsigned char *)file->_base; } } /********************************************************************* * fgetc (MSVCRT.@) */ int CDECL MSVCRT_fgetc(MSVCRT_FILE* file) { unsigned char *i; unsigned int j; if (file->_cnt>0) { file->_cnt--; i = (unsigned char *)file->_ptr++; j = *i; } else j = MSVCRT__filbuf(file); return j; } /********************************************************************* * _fgetchar (MSVCRT.@) */ int CDECL _fgetchar(void) { return MSVCRT_fgetc(MSVCRT_stdin); } /********************************************************************* * fgets (MSVCRT.@) */ char * CDECL MSVCRT_fgets(char *s, int size, MSVCRT_FILE* file) { int cc = MSVCRT_EOF; char * buf_start = s; TRACE(":file(%p) fd (%d) str (%p) len (%d)\n", file,file->_file,s,size); while ((size >1) && (cc = MSVCRT_fgetc(file)) != MSVCRT_EOF && cc != '\n') { *s++ = (char)cc; size --; } if ((cc == MSVCRT_EOF) && (s == buf_start)) /* If nothing read, return 0*/ { TRACE(":nothing read\n"); return NULL; } if ((cc != MSVCRT_EOF) && (size > 1)) *s++ = cc; *s = '\0'; TRACE(":got %s\n", debugstr_a(buf_start)); return buf_start; } /********************************************************************* * fgetwc (MSVCRT.@) * * In MSVCRT__O_TEXT mode, multibyte characters are read from the file, dropping * the CR from CR/LF combinations */ MSVCRT_wint_t CDECL MSVCRT_fgetwc(MSVCRT_FILE* file) { int c; if (!(MSVCRT_fdesc[file->_file].wxflag & WX_TEXT)) { MSVCRT_wchar_t wc; unsigned int i; int j; char *chp, *wcp; wcp = (char *)&wc; for(i=0; i_cnt>0) { file->_cnt--; chp = file->_ptr++; wcp[i] = *chp; } else { j = MSVCRT__filbuf(file); if(file->_cnt<=0) { file->_flag |= (file->_cnt == 0) ? MSVCRT__IOEOF : MSVCRT__IOERR; file->_cnt = 0; return MSVCRT_WEOF; } wcp[i] = j; } } return wc; } c = MSVCRT_fgetc(file); if ((get_locale()->locinfo->mb_cur_max > 1) && MSVCRT_isleadbyte(c)) { FIXME("Treat Multibyte characters\n"); } if (c == MSVCRT_EOF) return MSVCRT_WEOF; else return (MSVCRT_wint_t)c; } /********************************************************************* * _getw (MSVCRT.@) */ int CDECL MSVCRT__getw(MSVCRT_FILE* file) { char *ch; int i, k; unsigned int j; ch = (char *)&i; for (j=0; j_flag |= MSVCRT__IOEOF; return EOF; } ch[j] = k; } return i; } /********************************************************************* * getwc (MSVCRT.@) */ MSVCRT_wint_t CDECL MSVCRT_getwc(MSVCRT_FILE* file) { return MSVCRT_fgetwc(file); } /********************************************************************* * _fgetwchar (MSVCRT.@) */ MSVCRT_wint_t CDECL _fgetwchar(void) { return MSVCRT_fgetwc(MSVCRT_stdin); } /********************************************************************* * getwchar (MSVCRT.@) */ MSVCRT_wint_t CDECL MSVCRT_getwchar(void) { return _fgetwchar(); } /********************************************************************* * fgetws (MSVCRT.@) */ MSVCRT_wchar_t * CDECL MSVCRT_fgetws(MSVCRT_wchar_t *s, int size, MSVCRT_FILE* file) { int cc = MSVCRT_WEOF; MSVCRT_wchar_t * buf_start = s; TRACE(":file(%p) fd (%d) str (%p) len (%d)\n", file,file->_file,s,size); while ((size >1) && (cc = MSVCRT_fgetwc(file)) != MSVCRT_WEOF && cc != '\n') { *s++ = (char)cc; size --; } if ((cc == MSVCRT_WEOF) && (s == buf_start)) /* If nothing read, return 0*/ { TRACE(":nothing read\n"); return NULL; } if ((cc != MSVCRT_WEOF) && (size > 1)) *s++ = cc; *s = 0; TRACE(":got %s\n", debugstr_w(buf_start)); return buf_start; } /********************************************************************* * fwrite (MSVCRT.@) */ MSVCRT_size_t CDECL MSVCRT_fwrite(const void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file) { MSVCRT_size_t wrcnt=size * nmemb; int written = 0; if (size == 0) return 0; 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 & MSVCRT__IOWRT)) { if(file->_flag & MSVCRT__IORW) { file->_flag |= MSVCRT__IOWRT; } else return 0; } if(wrcnt) { /* Flush buffer */ int res=msvcrt_flush_buffer(file); if(!res) { int pwritten = MSVCRT__write(file->_file, ptr, wrcnt); if (pwritten <= 0) { file->_flag |= MSVCRT__IOERR; pwritten=0; } written += pwritten; } } return written / size; } /********************************************************************* * fputwc (MSVCRT.@) */ MSVCRT_wint_t CDECL MSVCRT_fputwc(MSVCRT_wint_t wc, MSVCRT_FILE* file) { MSVCRT_wchar_t mwc=wc; if (MSVCRT_fwrite( &mwc, sizeof(mwc), 1, file) != 1) return MSVCRT_WEOF; return wc; } /********************************************************************* * _fputwchar (MSVCRT.@) */ MSVCRT_wint_t CDECL _fputwchar(MSVCRT_wint_t wc) { return MSVCRT_fputwc(wc, MSVCRT_stdout); } /********************************************************************* * _wfsopen (MSVCRT.@) */ MSVCRT_FILE * CDECL MSVCRT__wfsopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, int share) { MSVCRT_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 = MSVCRT__wsopen(path, open_flags, share, MSVCRT__S_IREAD | MSVCRT__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) MSVCRT__close(fd); UNLOCK_FILES(); return file; } /********************************************************************* * _fsopen (MSVCRT.@) */ MSVCRT_FILE * CDECL MSVCRT__fsopen(const char *path, const char *mode, int share) { MSVCRT_FILE *ret; MSVCRT_wchar_t *pathW = NULL, *modeW = NULL; if (path && !(pathW = msvcrt_wstrdupa(path))) { MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0); *MSVCRT__errno() = MSVCRT_EINVAL; return NULL; } if (mode && !(modeW = msvcrt_wstrdupa(mode))) { MSVCRT_free(pathW); MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0); *MSVCRT__errno() = MSVCRT_EINVAL; return NULL; } ret = MSVCRT__wfsopen(pathW, modeW, share); MSVCRT_free(pathW); MSVCRT_free(modeW); return ret; } /********************************************************************* * fopen (MSVCRT.@) */ MSVCRT_FILE * CDECL MSVCRT_fopen(const char *path, const char *mode) { return MSVCRT__fsopen( path, mode, MSVCRT__SH_DENYNO ); } /********************************************************************* * fopen_s (MSVCRT.@) */ int CDECL MSVCRT_fopen_s(MSVCRT_FILE** pFile, const char *filename, const char *mode) { if (!MSVCRT_CHECK_PMT(pFile != NULL) || !MSVCRT_CHECK_PMT(filename != NULL) || !MSVCRT_CHECK_PMT(mode != NULL)) { *MSVCRT__errno() = MSVCRT_EINVAL; return MSVCRT_EINVAL; } *pFile = MSVCRT_fopen(filename, mode); if(!*pFile) return *MSVCRT__errno(); return 0; } /********************************************************************* * _wfopen (MSVCRT.@) */ MSVCRT_FILE * CDECL MSVCRT__wfopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode) { return MSVCRT__wfsopen( path, mode, MSVCRT__SH_DENYNO ); } /********************************************************************* * _wfopen_s (MSVCRT.@) */ int CDECL MSVCRT__wfopen_s(MSVCRT_FILE** pFile, const MSVCRT_wchar_t *filename, const MSVCRT_wchar_t *mode) { if (!MSVCRT_CHECK_PMT(pFile != NULL) || !MSVCRT_CHECK_PMT(filename != NULL) || !MSVCRT_CHECK_PMT(mode != NULL)) { *MSVCRT__errno() = MSVCRT_EINVAL; return MSVCRT_EINVAL; } *pFile = MSVCRT__wfopen(filename, mode); if(!*pFile) return *MSVCRT__errno(); return 0; } /* MSVCRT_fputc calls MSVCRT__flsbuf which calls MSVCRT_fputc */ int CDECL MSVCRT__flsbuf(int c, MSVCRT_FILE* file); /********************************************************************* * fputc (MSVCRT.@) */ int CDECL MSVCRT_fputc(int c, MSVCRT_FILE* file) { if(file->_cnt>0) { *file->_ptr++=c; file->_cnt--; if (c == '\n') { int res = msvcrt_flush_buffer(file); return res ? res : c; } else return c & 0xff; } else { return MSVCRT__flsbuf(c, file); } } /********************************************************************* * _flsbuf (MSVCRT.@) */ int CDECL MSVCRT__flsbuf(int c, MSVCRT_FILE* file) { /* Flush output buffer */ if(file->_bufsiz == 0 && !(file->_flag & MSVCRT__IONBF)) { msvcrt_alloc_buffer(file); } if(!(file->_flag & MSVCRT__IOWRT)) { if(file->_flag & MSVCRT__IORW) { file->_flag |= MSVCRT__IOWRT; } else { return MSVCRT_EOF; } } if(file->_bufsiz) { int res=msvcrt_flush_buffer(file); return res?res : MSVCRT_fputc(c, file); } else { unsigned char cc=c; int len; /* set _cnt to 0 for unbuffered FILEs */ file->_cnt = 0; len = MSVCRT__write(file->_file, &cc, 1); if (len == 1) return c & 0xff; file->_flag |= MSVCRT__IOERR; return MSVCRT_EOF; } } /********************************************************************* * _fputchar (MSVCRT.@) */ int CDECL _fputchar(int c) { return MSVCRT_fputc(c, MSVCRT_stdout); } /********************************************************************* * fread (MSVCRT.@) */ MSVCRT_size_t CDECL MSVCRT_fread(void *ptr, MSVCRT_size_t size, MSVCRT_size_t nmemb, MSVCRT_FILE* file) { MSVCRT_size_t rcnt=size * nmemb; MSVCRT_size_t read=0; int pread=0; if(!rcnt) return 0; /* 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 & MSVCRT__IOREAD )) { if(file->_flag & MSVCRT__IORW) { file->_flag |= MSVCRT__IOREAD; } else return 0; } while(rcnt>0) { int i; /* Fill the buffer on small reads. * TODO: Use a better buffering strategy. */ if (!file->_cnt && size*nmemb <= MSVCRT_BUFSIZ/2 && !(file->_flag & MSVCRT__IONBF)) { if (file->_bufsiz == 0) { msvcrt_alloc_buffer(file); } file->_cnt = MSVCRT__read(file->_file, file->_base, file->_bufsiz); file->_ptr = file->_base; i = (file->_cnt_cnt : rcnt; /* If the buffer fill reaches eof but fread wouldn't, clear eof. */ if (i > 0 && i < file->_cnt) { MSVCRT_fdesc[file->_file].wxflag &= ~WX_ATEOF; file->_flag &= ~MSVCRT__IOEOF; } if (i > 0) { memcpy(ptr, file->_ptr, i); file->_cnt -= i; file->_ptr += i; } } else { i = MSVCRT__read(file->_file,ptr, rcnt); } 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 ( MSVCRT_fdesc[file->_file].wxflag & WX_ATEOF) file->_flag |= MSVCRT__IOEOF; else if (i == -1) { file->_flag |= MSVCRT__IOERR; pread = 0; rcnt = 0; } if (i < 1) break; } read+=pread; return read / size; } /********************************************************************* * _wfreopen (MSVCRT.@) * */ MSVCRT_FILE* CDECL MSVCRT__wfreopen(const MSVCRT_wchar_t *path, const MSVCRT_wchar_t *mode, MSVCRT_FILE* file) { int open_flags, stream_flags, fd; TRACE(":path (%p) mode (%s) file (%p) fd (%d)\n", debugstr_w(path), debugstr_w(mode), file, file->_file); LOCK_FILES(); if (!file || ((fd = file->_file) < 0) || fd > MSVCRT_fdend) file = NULL; else { MSVCRT_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, MSVCRT__S_IREAD | MSVCRT__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()); msvcrt_set_errno(GetLastError()); file = NULL; } } } UNLOCK_FILES(); return file; } /********************************************************************* * freopen (MSVCRT.@) * */ MSVCRT_FILE* CDECL MSVCRT_freopen(const char *path, const char *mode, MSVCRT_FILE* file) { MSVCRT_FILE *ret; MSVCRT_wchar_t *pathW = NULL, *modeW = NULL; if (path && !(pathW = msvcrt_wstrdupa(path))) return NULL; if (mode && !(modeW = msvcrt_wstrdupa(mode))) { MSVCRT_free(pathW); return NULL; } ret = MSVCRT__wfreopen(pathW, modeW, file); MSVCRT_free(pathW); MSVCRT_free(modeW); return ret; } /********************************************************************* * fsetpos (MSVCRT.@) */ int CDECL MSVCRT_fsetpos(MSVCRT_FILE* file, MSVCRT_fpos_t *pos) { /* Note that all this has been lifted 'as is' from fseek */ if(file->_flag & MSVCRT__IOWRT) msvcrt_flush_buffer(file); /* Discard buffered input */ file->_cnt = 0; file->_ptr = file->_base; /* Reset direction of i/o */ if(file->_flag & MSVCRT__IORW) { file->_flag &= ~(MSVCRT__IOREAD|MSVCRT__IOWRT); } return (MSVCRT__lseeki64(file->_file,*pos,SEEK_SET) == -1) ? -1 : 0; } /********************************************************************* * _ftelli64 (MSVCRT.@) */ __int64 CDECL MSVCRT__ftelli64(MSVCRT_FILE* file) { /* TODO: just call fgetpos and return lower half of result */ int off=0; __int64 pos; pos = _telli64(file->_file); if(pos == -1) return -1; if(file->_bufsiz) { if( file->_flag & MSVCRT__IOWRT ) { off = file->_ptr - file->_base; } else { off = -file->_cnt; if (MSVCRT_fdesc[file->_file].wxflag & WX_TEXT) { /* Black magic correction for CR removal */ int i; for (i=0; i_cnt; i++) { if (file->_ptr[i] == '\n') off--; } /* Black magic when reading CR at buffer boundary*/ if(MSVCRT_fdesc[file->_file].wxflag & WX_READCR) off--; } } } return off + pos; } /********************************************************************* * ftell (MSVCRT.@) */ LONG CDECL MSVCRT_ftell(MSVCRT_FILE* file) { return MSVCRT__ftelli64(file); } /********************************************************************* * fgetpos (MSVCRT.@) */ int CDECL MSVCRT_fgetpos(MSVCRT_FILE* file, MSVCRT_fpos_t *pos) { int off=0; *pos = MSVCRT__lseeki64(file->_file,0,SEEK_CUR); if(*pos == -1) return -1; if(file->_bufsiz) { if( file->_flag & MSVCRT__IOWRT ) { off = file->_ptr - file->_base; } else { off = -file->_cnt; if (MSVCRT_fdesc[file->_file].wxflag & WX_TEXT) { /* Black magic correction for CR removal */ int i; for (i=0; i_cnt; i++) { if (file->_ptr[i] == '\n') off--; } /* Black magic when reading CR at buffer boundary*/ if(MSVCRT_fdesc[file->_file].wxflag & WX_READCR) off--; } } } *pos += off; return 0; } /********************************************************************* * fputs (MSVCRT.@) */ int CDECL MSVCRT_fputs(const char *s, MSVCRT_FILE* file) { MSVCRT_size_t i, len = strlen(s); if (!(MSVCRT_fdesc[file->_file].wxflag & WX_TEXT)) return MSVCRT_fwrite(s,sizeof(*s),len,file) == len ? 0 : MSVCRT_EOF; for (i=0; i_file].wxflag & WX_TEXT)) return MSVCRT_fwrite(s,sizeof(*s),len,file) == len ? 0 : MSVCRT_EOF; for (i=0; i_bufsiz) { MSVCRT_free(file->_base); file->_bufsiz = 0; file->_cnt = 0; } if(mode == MSVCRT__IOFBF) { file->_flag &= ~MSVCRT__IONBF; file->_base = file->_ptr = buf; if(buf) { file->_bufsiz = size; } } else { file->_flag |= MSVCRT__IONBF; } return 0; } /********************************************************************* * setbuf (MSVCRT.@) */ void CDECL MSVCRT_setbuf(MSVCRT_FILE* file, char *buf) { MSVCRT_setvbuf(file, buf, buf ? MSVCRT__IOFBF : MSVCRT__IONBF, MSVCRT_BUFSIZ); } /********************************************************************* * tmpnam (MSVCRT.@) */ char * CDECL MSVCRT_tmpnam(char *s) { static int unique; char tmpstr[16]; char *p; int count; if (s == 0) s = MSVCRT_tmpname; msvcrt_int_to_base32(GetCurrentProcessId(), tmpstr); p = s + sprintf(s, "\\s%s.", tmpstr); for (count = 0; count < MSVCRT_TMP_MAX; count++) { msvcrt_int_to_base32(unique++, tmpstr); strcpy(p, tmpstr); if (GetFileAttributesA(s) == INVALID_FILE_ATTRIBUTES && GetLastError() == ERROR_FILE_NOT_FOUND) break; } return s; } /********************************************************************* * tmpfile (MSVCRT.@) */ MSVCRT_FILE* CDECL MSVCRT_tmpfile(void) { char *filename = MSVCRT_tmpnam(NULL); int fd; MSVCRT_FILE* file = NULL; LOCK_FILES(); fd = MSVCRT__open(filename, MSVCRT__O_CREAT | MSVCRT__O_BINARY | MSVCRT__O_RDWR | MSVCRT__O_TEMPORARY); if (fd != -1 && (file = msvcrt_alloc_fp())) { if (msvcrt_init_fp(file, fd, MSVCRT__O_RDWR) == -1) { file->_flag = 0; file = NULL; } else file->_tmpfname = _strdup(filename); } UNLOCK_FILES(); return file; } static int puts_clbk_file_a(void *file, int len, const char *str) { return MSVCRT_fwrite(str, sizeof(char), len, file); } static int puts_clbk_file_w(void *file, int len, const MSVCRT_wchar_t *str) { return MSVCRT_fwrite(str, sizeof(MSVCRT_wchar_t), len, file); } /********************************************************************* * vfprintf (MSVCRT.@) */ int CDECL MSVCRT_vfprintf(MSVCRT_FILE* file, const char *format, __ms_va_list valist) { return pf_printf_a(puts_clbk_file_a, file, format, NULL, FALSE, FALSE, arg_clbk_valist, NULL, valist); } /********************************************************************* * vfprintf_s (MSVCRT.@) */ int CDECL MSVCRT_vfprintf_s(MSVCRT_FILE* file, const char *format, __ms_va_list valist) { if(!MSVCRT_CHECK_PMT(file != NULL)) { *MSVCRT__errno() = MSVCRT_EINVAL; return -1; } return pf_printf_a(puts_clbk_file_a, file, format, NULL, FALSE, TRUE, arg_clbk_valist, NULL, valist); } /********************************************************************* * vfwprintf (MSVCRT.@) */ int CDECL MSVCRT_vfwprintf(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, __ms_va_list valist) { return pf_printf_w(puts_clbk_file_w, file, format, NULL, FALSE, FALSE, arg_clbk_valist, NULL, valist); } /********************************************************************* * vfwprintf_s (MSVCRT.@) */ int CDECL MSVCRT_vfwprintf_s(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, __ms_va_list valist) { if(!MSVCRT_CHECK_PMT( file != NULL)) { *MSVCRT__errno() = MSVCRT_EINVAL; return -1; } return pf_printf_w(puts_clbk_file_w, file, format, NULL, FALSE, TRUE, arg_clbk_valist, NULL, valist); } /********************************************************************* * vprintf (MSVCRT.@) */ int CDECL MSVCRT_vprintf(const char *format, __ms_va_list valist) { return MSVCRT_vfprintf(MSVCRT_stdout,format,valist); } /********************************************************************* * vprintf_s (MSVCRT.@) */ int CDECL MSVCRT_vprintf_s(const char *format, __ms_va_list valist) { return MSVCRT_vfprintf_s(MSVCRT_stdout,format,valist); } /********************************************************************* * vwprintf (MSVCRT.@) */ int CDECL MSVCRT_vwprintf(const MSVCRT_wchar_t *format, __ms_va_list valist) { return MSVCRT_vfwprintf(MSVCRT_stdout,format,valist); } /********************************************************************* * vwprintf_s (MSVCRT.@) */ int CDECL MSVCRT_vwprintf_s(const MSVCRT_wchar_t *format, __ms_va_list valist) { return MSVCRT_vfwprintf_s(MSVCRT_stdout,format,valist); } /********************************************************************* * fprintf (MSVCRT.@) */ int CDECL MSVCRT_fprintf(MSVCRT_FILE* file, const char *format, ...) { __ms_va_list valist; int res; __ms_va_start(valist, format); res = MSVCRT_vfprintf(file, format, valist); __ms_va_end(valist); return res; } /********************************************************************* * fprintf_s (MSVCRT.@) */ int CDECL MSVCRT_fprintf_s(MSVCRT_FILE* file, const char *format, ...) { __ms_va_list valist; int res; __ms_va_start(valist, format); res = MSVCRT_vfprintf_s(file, format, valist); __ms_va_end(valist); return res; } /********************************************************************* * fwprintf (MSVCRT.@) */ int CDECL MSVCRT_fwprintf(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, ...) { __ms_va_list valist; int res; __ms_va_start(valist, format); res = MSVCRT_vfwprintf(file, format, valist); __ms_va_end(valist); return res; } /********************************************************************* * fwprintf_s (MSVCRT.@) */ int CDECL MSVCRT_fwprintf_s(MSVCRT_FILE* file, const MSVCRT_wchar_t *format, ...) { __ms_va_list valist; int res; __ms_va_start(valist, format); res = MSVCRT_vfwprintf_s(file, format, valist); __ms_va_end(valist); return res; } /********************************************************************* * printf (MSVCRT.@) */ int CDECL MSVCRT_printf(const char *format, ...) { __ms_va_list valist; int res; __ms_va_start(valist, format); res = MSVCRT_vfprintf(MSVCRT_stdout, format, valist); __ms_va_end(valist); return res; } /********************************************************************* * printf_s (MSVCRT.@) */ int CDECL MSVCRT_printf_s(const char *format, ...) { __ms_va_list valist; int res; __ms_va_start(valist, format); res = MSVCRT_vprintf_s(format, valist); __ms_va_end(valist); return res; } /********************************************************************* * ungetc (MSVCRT.@) */ int CDECL MSVCRT_ungetc(int c, MSVCRT_FILE * file) { if (c == MSVCRT_EOF) return MSVCRT_EOF; if(file->_bufsiz == 0) { msvcrt_alloc_buffer(file); file->_ptr++; } if(file->_ptr>file->_base) { file->_ptr--; *file->_ptr=c; file->_cnt++; MSVCRT_clearerr(file); return c; } return MSVCRT_EOF; } /********************************************************************* * ungetwc (MSVCRT.@) */ MSVCRT_wint_t CDECL MSVCRT_ungetwc(MSVCRT_wint_t wc, MSVCRT_FILE * file) { MSVCRT_wchar_t mwc = wc; char * pp = (char *)&mwc; int i; for(i=sizeof(MSVCRT_wchar_t)-1;i>=0;i--) { if(pp[i] != MSVCRT_ungetc(pp[i],file)) return MSVCRT_WEOF; } return mwc; } /********************************************************************* * wprintf (MSVCRT.@) */ int CDECL MSVCRT_wprintf(const MSVCRT_wchar_t *format, ...) { __ms_va_list valist; int res; __ms_va_start(valist, format); res = MSVCRT_vwprintf(format, valist); __ms_va_end(valist); return res; } /********************************************************************* * wprintf_s (MSVCRT.@) */ int CDECL MSVCRT_wprintf_s(const MSVCRT_wchar_t *format, ...) { __ms_va_list valist; int res; __ms_va_start(valist, format); res = MSVCRT_vwprintf_s(format, valist); __ms_va_end(valist); return res; } /********************************************************************* * _getmaxstdio (MSVCRT.@) */ int CDECL _getmaxstdio(void) { FIXME("stub, always returns 512\n"); return 512; } /********************************************************************* * _setmaxstdio_ (MSVCRT.@) */ int CDECL _setmaxstdio(int newmax) { int res; if( newmax > 2048) res = -1; else res = newmax; FIXME("stub: setting new maximum for number of simultaneously open files not implemented,returning %d\n",res); return res; } /********************************************************************* * __pioinfo (MSVCRT.@) * FIXME: see MSVCRT_MAX_FILES define. */ ioinfo * MSVCRT___pioinfo[] = { /* array of pointers to ioinfo arrays [64] */ &MSVCRT_fdesc[0 * 64], &MSVCRT_fdesc[1 * 64], &MSVCRT_fdesc[2 * 64], &MSVCRT_fdesc[3 * 64], &MSVCRT_fdesc[4 * 64], &MSVCRT_fdesc[5 * 64], &MSVCRT_fdesc[6 * 64], &MSVCRT_fdesc[7 * 64], &MSVCRT_fdesc[8 * 64], &MSVCRT_fdesc[9 * 64], &MSVCRT_fdesc[10 * 64], &MSVCRT_fdesc[11 * 64], &MSVCRT_fdesc[12 * 64], &MSVCRT_fdesc[13 * 64], &MSVCRT_fdesc[14 * 64], &MSVCRT_fdesc[15 * 64], &MSVCRT_fdesc[16 * 64], &MSVCRT_fdesc[17 * 64], &MSVCRT_fdesc[18 * 64], &MSVCRT_fdesc[19 * 64], &MSVCRT_fdesc[20 * 64], &MSVCRT_fdesc[21 * 64], &MSVCRT_fdesc[22 * 64], &MSVCRT_fdesc[23 * 64], &MSVCRT_fdesc[24 * 64], &MSVCRT_fdesc[25 * 64], &MSVCRT_fdesc[26 * 64], &MSVCRT_fdesc[27 * 64], &MSVCRT_fdesc[28 * 64], &MSVCRT_fdesc[29 * 64], &MSVCRT_fdesc[30 * 64], &MSVCRT_fdesc[31 * 64] } ; /********************************************************************* * __badioinfo (MSVCRT.@) */ ioinfo MSVCRT___badioinfo = { INVALID_HANDLE_VALUE, WX_TEXT };