224 lines
5.0 KiB
C
224 lines
5.0 KiB
C
// Copyright (c) 1998-1999 Microsoft Corporation
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// File: PRINTFOA.C
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//
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//============================================================================
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// Include Files:
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//===============
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#include <printfoa.h>
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// Extern Data:
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//=============
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// Global Data:
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//=============
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// Function Prototypes:
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//=====================
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// Code:
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//======
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#undef printf
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#undef wprintf
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// Function: int ANSI2OEM_Printf(const char *format, ...)
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//=======================================================
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//
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// Desc: Takes ANSI code page characters and prints them out
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// in OEM code page
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//
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// Input:
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//
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// Return:
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//
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// Misc:
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//
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//=======================================================
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int ANSI2OEM_Printf(const char *format, ...)
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{
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va_list arg_marker;
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char buffer[256];
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WCHAR uniBuffer[256];
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// sprintf the buffer
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va_start(arg_marker, format);
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vsprintf(buffer, format, arg_marker);
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va_end(arg_marker);
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if (GetACP() == GetOEMCP()) {
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// In case of Far East, ACP and OEMCP are equal, then return.
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return printf(buffer);
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}
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// clear it out
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memset(uniBuffer, 0, sizeof(uniBuffer));
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// convert it to unicode
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MultiByteToWideChar(CP_ACP, 0, buffer, strlen(buffer), uniBuffer,
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sizeof(uniBuffer) / sizeof(WCHAR));
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// change the code page of the buffer
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CharToOemW(uniBuffer, buffer);
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// do the actual printf
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return printf(buffer);
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}
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// end - int ANSI2OEM_Printf(const char *format, ...)
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// Function: int ANSI2OEM_Wprintf(const wchar_t *format, ...)
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//=======================================================
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//
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// Desc: Takes ANSI code page characters and prints them out
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// in OEM code page
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//
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// Input:
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//
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// Return:
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//
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// Misc:
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//
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//=======================================================
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int ANSI2OEM_Wprintf(const wchar_t *format, ...)
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{
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va_list arg_marker;
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wchar_t buffer[256];
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char oemBuffer[256];
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// do the sprintf
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va_start(arg_marker, format);
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wvsprintf(buffer, format, arg_marker);
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va_end(arg_marker);
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if (GetACP() == GetOEMCP()) {
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// In case of Far East, ACP and OEMCP are equal, then return.
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return wprintf(buffer);
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}
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// clear the buffer
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memset(oemBuffer, 0, sizeof(oemBuffer));
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// change the code page of the buffer (this function outputs ascii)
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CharToOemW(buffer, oemBuffer);
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return printf(oemBuffer);
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}
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// end - int ANSI2OEM_Wprintf(const wchar_t *format, ...)
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// Function: void OEM2ANSIW(WCHAR *buffer, USHORT len)
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//=======================================================
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//
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// Desc: converts wide characters from the OEM code page to
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// ANSI
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//
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// Input:
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//
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// Return:
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//
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// Misc:
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//
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//=======================================================
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void OEM2ANSIW(WCHAR *buffer, USHORT len)
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{
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int BufferNeeded;
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char *temp = NULL;
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WCHAR *cvt;
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if (GetACP() == GetOEMCP()) {
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// In case of Far East, ACP and OEMCP are equal, then return.
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return;
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}
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// allocate a wide character buffer
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cvt = (WCHAR *) LocalAlloc( 0, (len+1) * sizeof(WCHAR) );
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if (cvt) {
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// determine the buffer size needed for the multi byte string
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BufferNeeded = WideCharToMultiByte(CP_OEMCP, 0, buffer, len, NULL, 0,
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NULL, NULL);
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// allocate the temporary buffer
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temp = (char *)LocalAlloc(0, BufferNeeded+1);
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if (temp) {
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// clear them out
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memset(temp, 0, BufferNeeded+1);
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memset(cvt, 0, (len + 1) * sizeof(WCHAR));
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// convert the incoming wide buffer to a multi byte buffer
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WideCharToMultiByte(CP_OEMCP, 0, buffer, len, temp, BufferNeeded+1,
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NULL, NULL);
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// convert the oem multi byte buffer to ansi (wide)
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OemToCharBuffW(temp, cvt, len);
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// copy the buffer onto the orginal
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wcscpy(buffer, cvt);
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}
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}
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// clean up
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if (cvt)
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LocalFree(cvt);
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if (temp)
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LocalFree(temp);
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}
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// end - void OEM2ANSIW(WCHAR *buffer, USHORT len)
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// Function: void OEM2ANSIA(char *buffer, USHORT len)
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//=======================================================
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//
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// Desc: converts ascii characters from the OEM code page to
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// ANSI
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//
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// Input:
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//
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// Return:
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//
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// Misc:
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//
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//=======================================================
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void OEM2ANSIA(char *buffer, USHORT len)
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{
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WCHAR *temp;
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if (GetACP() == GetOEMCP()) {
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// In case of Far East, ACP and OEMCP are equal, then return.
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return;
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}
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temp = (WCHAR *) LocalAlloc(9, (len+1) * sizeof(WCHAR));
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if (temp) {
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// set the buffer
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memset(temp, 0, (len+1) * sizeof(WCHAR));
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// convert the oem multi byte buffer to ansi (wide)
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OemToCharBuffW(buffer, temp, len);
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// convert from wide back to multi byte
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WideCharToMultiByte(CP_OEMCP, 0, temp, wcslen(temp), buffer, len+1, NULL, NULL);
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// clean up
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LocalFree(temp);
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}
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}
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// end - void OEM2ANSIA(char *buffer, USHORT len)
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// - end
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