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[MODE] Improve few points in the MODE command. Adapted from a patch by Katayama Hirofumi MZ. CORE-12894

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Hermès Bélusca-Maïto 2018-04-18 00:37:42 +02:00
parent bf3589a280
commit 22bf169288
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1 changed files with 78 additions and 41 deletions
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119
base/applications/cmdutils/mode/mode.c
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@ -46,7 +46,7 @@
/*** For fixes, see also network/net/main.c ***/
// VOID PrintPadding(...)
INT
VOID
__cdecl
UnderlinedResPrintf(
IN PCON_STREAM Stream,
@ -69,50 +69,76 @@ UnderlinedResPrintf(
szMsgBuffer[i] = L'-';
szMsgBuffer[Len] = UNICODE_NULL;
// FIXME: Use ConStreamWrite instead.
ConPuts(Stream, szMsgBuffer);
return Len;
ConStreamWrite(Stream, szMsgBuffer, Len);
}
int QueryDevices(VOID)
{
WCHAR buffer[20240];
WCHAR* ptr = buffer;
PWSTR Buffer, ptr;
DWORD dwLen = MAX_PATH;
*ptr = L'\0';
// FIXME: Dynamically allocate 'buffer' in a loop.
if (QueryDosDeviceW(NULL, buffer, ARRAYSIZE(buffer)))
/* Pre-allocate a buffer for QueryDosDeviceW() */
Buffer = HeapAlloc(GetProcessHeap(), 0, dwLen * sizeof(WCHAR));
if (Buffer == NULL)
{
while (*ptr != L'\0')
/* We failed, bail out */
wprintf(L"ERROR: Not enough memory\n");
return 0;
}
for (;;)
{
*Buffer = UNICODE_NULL;
if (QueryDosDeviceW(NULL, Buffer, dwLen))
break;
if (GetLastError() != ERROR_INSUFFICIENT_BUFFER)
{
if (wcsstr(ptr, L"COM"))
{
ConResPrintf(StdOut, IDS_QUERY_SERIAL_FOUND, ptr);
}
else if (wcsstr(ptr, L"PRN"))
{
ConResPrintf(StdOut, IDS_QUERY_PRINTER_FOUND, ptr);
}
else if (wcsstr(ptr, L"LPT"))
{
ConResPrintf(StdOut, IDS_QUERY_PARALLEL_FOUND, ptr);
}
else if (wcsstr(ptr, L"AUX") || wcsstr(ptr, L"NUL"))
{
ConResPrintf(StdOut, IDS_QUERY_DOSDEV_FOUND, ptr);
}
else
{
// ConResPrintf(StdOut, IDS_QUERY_MISC_FOUND, ptr);
}
ptr += (wcslen(ptr) + 1);
/* We failed, bail out */
wprintf(L"ERROR: QueryDosDeviceW(...) failed: 0x%lx\n", GetLastError());
HeapFree(GetProcessHeap(), 0, Buffer);
return 0;
}
/* The buffer was too small, try to re-allocate it */
dwLen *= 2;
ptr = HeapReAlloc(GetProcessHeap(), 0, Buffer, dwLen * sizeof(WCHAR));
if (ptr == NULL)
{
/* We failed, bail out */
wprintf(L"ERROR: Not enough memory\n");
HeapFree(GetProcessHeap(), 0, Buffer);
return 0;
}
Buffer = ptr;
}
for (ptr = Buffer; *ptr != UNICODE_NULL; ptr += wcslen(ptr) + 1)
{
if (wcsstr(ptr, L"COM"))
{
ConResPrintf(StdOut, IDS_QUERY_SERIAL_FOUND, ptr);
}
else if (wcsstr(ptr, L"PRN"))
{
ConResPrintf(StdOut, IDS_QUERY_PRINTER_FOUND, ptr);
}
else if (wcsstr(ptr, L"LPT"))
{
ConResPrintf(StdOut, IDS_QUERY_PARALLEL_FOUND, ptr);
}
else if (wcsstr(ptr, L"AUX") || wcsstr(ptr, L"NUL"))
{
ConResPrintf(StdOut, IDS_QUERY_DOSDEV_FOUND, ptr);
}
else
{
// ConResPrintf(StdOut, IDS_QUERY_MISC_FOUND, ptr);
}
}
else
{
wprintf(L"ERROR: QueryDosDeviceW(...) failed: 0x%lx\n", GetLastError());
}
/* Free the buffer and return success */
HeapFree(GetProcessHeap(), 0, Buffer);
return 1;
}
@ -129,7 +155,7 @@ int ShowParallelStatus(INT nPortNum)
if (QueryDosDeviceW(szPortName, buffer, ARRAYSIZE(buffer)))
{
WCHAR* ptr = wcsrchr(buffer, L'\\');
PWSTR ptr = wcsrchr(buffer, L'\\');
if (ptr != NULL)
{
if (_wcsicmp(szPortName, ++ptr) == 0)
@ -1131,7 +1157,7 @@ int wmain(int argc, WCHAR* argv[])
*/
ArgStrSize = 0;
/* Compute space needed for the new string, and allocate it */
/* Compute the space needed for the new string, and allocate it */
for (arg = 1; arg < argc; arg++)
{
ArgStrSize += wcslen(argv[arg]) + 1; // 1 for space
@ -1166,8 +1192,15 @@ int wmain(int argc, WCHAR* argv[])
}
else if (_wcsnicmp(argStr, L"/STA", 4) == 0)
{
// FIXME: Check if there are other "parameters" after the status,
// in which case this is invalid.
/* Skip this parameter */
while (*argStr != L' ') argStr++;
/* Skip any delimiter */
while (*argStr == L' ') argStr++;
/* The presence of any other parameter is invalid */
if (*argStr)
goto invalid_parameter;
goto show_status;
}
else if (_wcsnicmp(argStr, L"LPT", 3) == 0)
@ -1179,7 +1212,11 @@ int wmain(int argc, WCHAR* argv[])
if (*argStr == L':') argStr++;
while (*argStr == L' ') argStr++;
ret = ShowParallelStatus(nPortNum);
if (!*argStr || _wcsnicmp(argStr, L"/STA", 4) == 0)
ret = ShowParallelStatus(nPortNum);
else
wprintf(L"ERROR: LPT port redirection is not implemented!\n");
// TODO: Implement setting LPT port redirection using SetParallelState().
goto Quit;
}
else if (_wcsnicmp(argStr, L"COM", 3) == 0)