f8ebcfc077
Add char16_t('u') literals
Remove wchar_t('L') literals
Signed-off-by: Callum Farmer <gmbr3@opensuse.org>
105 lines
2.0 KiB
C
105 lines
2.0 KiB
C
/*++
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Copyright (c) 1998 Intel Corporation
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Module Name:
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console.c
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Abstract:
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Revision History
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--*/
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#include "lib.h"
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VOID
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Output (
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IN CHAR16 *Str
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)
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// Write a string to the console at the current cursor location
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{
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uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, Str);
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}
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VOID
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Input (
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IN CHAR16 *Prompt OPTIONAL,
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OUT CHAR16 *InStr,
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IN UINTN StrLen
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)
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// Input a string at the current cursor location, for StrLen
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{
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IInput (
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ST->ConOut,
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ST->ConIn,
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Prompt,
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InStr,
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StrLen
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);
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}
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VOID
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IInput (
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IN SIMPLE_TEXT_OUTPUT_INTERFACE *ConOut,
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IN SIMPLE_INPUT_INTERFACE *ConIn,
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IN CHAR16 *Prompt OPTIONAL,
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OUT CHAR16 *InStr,
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IN UINTN StrLen
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)
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// Input a string at the current cursor location, for StrLen
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{
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EFI_INPUT_KEY Key;
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EFI_STATUS Status;
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UINTN Len;
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if (Prompt) {
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ConOut->OutputString (ConOut, Prompt);
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}
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Len = 0;
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for (; ;) {
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WaitForSingleEvent (ConIn->WaitForKey, 0);
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Status = uefi_call_wrapper(ConIn->ReadKeyStroke, 2, ConIn, &Key);
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if (EFI_ERROR(Status)) {
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DEBUG((D_ERROR, "Input: error return from ReadKey %x\n", Status));
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break;
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}
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if (Key.UnicodeChar == '\n' ||
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Key.UnicodeChar == '\r') {
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break;
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}
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if (Key.UnicodeChar == '\b') {
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if (Len) {
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uefi_call_wrapper(ConOut->OutputString, 2, ConOut, u"\b \b");
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Len -= 1;
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}
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continue;
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}
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if (Key.UnicodeChar >= ' ') {
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if (Len < StrLen-1) {
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InStr[Len] = Key.UnicodeChar;
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InStr[Len+1] = 0;
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uefi_call_wrapper(ConOut->OutputString, 2, ConOut, &InStr[Len]);
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Len += 1;
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}
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continue;
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}
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}
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InStr[Len] = 0;
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}
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