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Annotation of ntddk/src/print/lib/bwrite.c, revision 1.1

1.1     ! root        1: /************************* MODULE HEADER ***********************************
        !             2:  * bWrite
        !             3:  *      Simplified version of WriteFile().
        !             4:  *
        !             5:  *
        !             6:  * Copyright (C)  1992  Microsoft Corporation.
        !             7:  *
        !             8:  ***************************************************************************/
        !             9: 
        !            10: #include        <stddef.h>
        !            11: #include        <windows.h>
        !            12: 
        !            13: #include        "libproto.h"
        !            14: 
        !            15: 
        !            16: /************************* Function Header *********************************
        !            17:  * bWrite
        !            18:  *      Writes data out to a file handle.  Returns TRUE on success.
        !            19:  *      Functions as a nop if the size request is zero.
        !            20:  *
        !            21:  * RETURNS:
        !            22:  *      TRUE/FALSE,  TRUE for success.
        !            23:  *
        !            24:  * HISTORY:
        !            25:  *  17:38 on Fri 21 Feb 1992    -by-    Lindsay Harris   [lindsayh]
        !            26:  *      # 1
        !            27:  *
        !            28:  ****************************************************************************/
        !            29: 
        !            30: BOOL
        !            31: bWrite( hFile, pvBuf, iSize )
        !            32: HANDLE   hFile;         /* The file to which to write */
        !            33: VOID    *pvBuf;         /* Data to write */
        !            34: int      iSize;         /* Number of bytes to write */
        !            35: {
        !            36:     /*
        !            37:      *   Simplify the ugly NT interface.  Returns TRUE if the WriteFile
        !            38:      * call returns TRUE and the number of bytes written equals the
        !            39:      * number of bytes desired.
        !            40:      */
        !            41: 
        !            42:     
        !            43:     BOOL   bRet;
        !            44:     DWORD  dwSize;              /* Filled in by WriteFile */
        !            45: 
        !            46: 
        !            47:     bRet = TRUE;
        !            48: 
        !            49:     if( iSize > 0 &&
        !            50:         (!WriteFile( hFile, pvBuf, (DWORD)iSize, &dwSize, NULL ) ||
        !            51:          (DWORD)iSize != dwSize) )
        !            52:              bRet = FALSE;              /* Too bad */
        !            53: 
        !            54: 
        !            55:     return  bRet;
        !            56: }

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