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misc.c File Reference

#include "stdarg.h"
#include "stdio.h"
#include "ntddk.h"
#include "fsvga.h"
#include "fsvgalog.h"

Go to the source code of this file.

Functions

int ConvertOutputToOem (IN LPWSTR Source, IN int SourceLength, OUT LPSTR Target, IN int TargetLength)
NTSTATUS TranslateOutputToOem (OUT PCHAR_IMAGE_INFO OutputBuffer, IN PCHAR_IMAGE_INFO InputBuffer, IN DWORD Length)

Function Documentation

int ConvertOutputToOem (  IN LPWSTR  Source,
IN int  SourceLength,
OUT LPSTR  Target,
IN int  TargetLength
) 
 

Definition at line 31 of file w32/ntcon/fullscr/vga/misc.c.

References CHAR, FALSE, NT_SUCCESS, NTSTATUS(), RtlUnicodeStringToAnsiString(), Status, and strlen(). 

00045 {
00046     NTSTATUS Status;
00047     int Length;
00048     UNICODE_STRING SourceUni;
00049     ANSI_STRING TargetAns;
00050     CHAR AnsBuf[256];
00051 
00052     SourceUni.MaximumLength =
00053     SourceUni.Length = SourceLength * sizeof(WCHAR);
00054     SourceUni.Buffer = Source;
00055 
00056     TargetAns.Length = 0;
00057     TargetAns.MaximumLength = sizeof(AnsBuf);
00058     TargetAns.Buffer = AnsBuf;
00059 
00060     // Can do this in place
00061     Status = RtlUnicodeStringToAnsiString(&TargetAns,
00062                                           &SourceUni,
00063                                           FALSE);
00064     if (NT_SUCCESS(Status)) {
00065         Length = strlen(AnsBuf);
00066         if (Length <= TargetLength) {
00067             RtlMoveMemory(Target, AnsBuf, Length);
00068             return Length;
00069         }
00070         else {
00071             return 0;
00072         }
00073     } else {
00074         return 0;
00075     }
00076 }

NTSTATUS TranslateOutputToOem (  OUT PCHAR_IMAGE_INFO  OutputBuffer,
IN PCHAR_IMAGE_INFO  InputBuffer,
IN DWORD  Length
) 
 

Definition at line 86 of file w32/ntcon/fullscr/vga/misc.c.

References CHAR, and ConvertOutputToOem().

Referenced by FsVgaWriteToFrameBuffer(), and SrvReadConsoleOutput(). 

00091 {
00092     CHAR AsciiDbcs[2];
00093     ULONG NumBytes;
00094 
00095     while (Length--)
00096     {
00097         if (InputBuffer->CharInfo.Attributes & COMMON_LVB_LEADING_BYTE)
00098         {
00099             if (Length >= 2)    // Safe DBCS in buffer ?
00100             {
00101                 Length--;
00102                 NumBytes = sizeof(AsciiDbcs);
00103                 NumBytes = ConvertOutputToOem(&InputBuffer->CharInfo.Char.UnicodeChar,
00104                                               1,
00105                                               &AsciiDbcs[0],
00106                                               NumBytes);
00107                 OutputBuffer->CharInfo.Char.AsciiChar = AsciiDbcs[0];
00108                 OutputBuffer->CharInfo.Attributes = InputBuffer->CharInfo.Attributes;
00109                 OutputBuffer++;
00110                 InputBuffer++;
00111                 OutputBuffer->CharInfo.Char.AsciiChar = AsciiDbcs[1];
00112                 OutputBuffer->CharInfo.Attributes = InputBuffer->CharInfo.Attributes;
00113                 OutputBuffer++;
00114                 InputBuffer++;
00115             }
00116             else
00117             {
00118                 OutputBuffer->CharInfo.Char.AsciiChar = ' ';
00119                 OutputBuffer->CharInfo.Attributes = InputBuffer->CharInfo.Attributes & ~COMMON_LVB_SBCSDBCS;
00120                 OutputBuffer++;
00121                 InputBuffer++;
00122             }
00123         }
00124         else if (! (InputBuffer->CharInfo.Attributes & COMMON_LVB_SBCSDBCS))
00125         {
00126             ConvertOutputToOem(&InputBuffer->CharInfo.Char.UnicodeChar,
00127                                1,
00128                                &OutputBuffer->CharInfo.Char.AsciiChar,
00129                                1);
00130             OutputBuffer->CharInfo.Attributes = InputBuffer->CharInfo.Attributes;
00131             OutputBuffer++;
00132             InputBuffer++;
00133         }
00134     }
00135 
00136     return STATUS_SUCCESS;
00137 }

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