diff options
Diffstat (limited to 'StdLib/LibC/Uefi/Console.c')
| -rw-r--r-- | StdLib/LibC/Uefi/Console.c | 393 |
1 files changed, 0 insertions, 393 deletions
diff --git a/StdLib/LibC/Uefi/Console.c b/StdLib/LibC/Uefi/Console.c deleted file mode 100644 index 0c3a21cf45..0000000000 --- a/StdLib/LibC/Uefi/Console.c +++ /dev/null @@ -1,393 +0,0 @@ -/** @file
- File abstractions of the console.
-
- Manipulates EFI_FILE_PROTOCOL abstractions for stdin, stdout, stderr.
-
- Copyright (c) 2010, Intel Corporation. All rights reserved.<BR>
- This program and the accompanying materials are licensed and made available under
- the terms and conditions of the BSD License that accompanies this distribution.
- The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php.
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-#include <Uefi.h>
-#include <Library/BaseLib.h>
-#include <Library/BaseMemoryLib.h>
-#include <Library/MemoryAllocationLib.h>
-#include <Library/UefiBootServicesTableLib.h>
-
-#include <LibConfig.h>
-#include <sys/EfiCdefs.h>
-
-#include <stdio.h>
-#include <sys/fcntl.h>
-#include <MainData.h>
-#include <Efi/Console.h>
-
-static const CHAR16 * stdioNames[NUM_SPECIAL] = {
- L"stdin:", L"stdout:", L"stderr:"
-};
-static const int stdioFlags[NUM_SPECIAL] = {
- O_RDONLY, // stdin
- O_WRONLY, // stdout
- O_WRONLY // stderr
-};
-
-static const int stdioMode[NUM_SPECIAL] = {
- 0444, // stdin
- 0222, // stdout
- 0222 // stderr
-};
-
-static
-EFI_STATUS
-EFIAPI
-ConClose(
- IN EFI_FILE_PROTOCOL *This
- )
-{
- ConInstance *Stream;
-
- Stream = BASE_CR(This, ConInstance, Abstraction);
- // Quick check to see if Stream looks reasonable
- if(Stream->Cookie != 0x62416F49) { // Cookie == 'IoAb'
- return RETURN_INVALID_PARAMETER; // Looks like a bad This pointer
- }
- // Nothing to Flush.
- // Mark the Stream as closed.
- Stream->Dev = NULL;
-
- return RETURN_SUCCESS;
-}
-
-static
-EFI_STATUS
-EFIAPI
-ConDelete(
- IN EFI_FILE_PROTOCOL *This
- )
-{
- return RETURN_UNSUPPORTED;
-}
-
-static
-EFI_STATUS
-EFIAPI
-ConRead(
- IN EFI_FILE_PROTOCOL *This,
- IN OUT UINTN *BufferSize,
- OUT VOID *Buffer
- )
-{
- EFI_SIMPLE_TEXT_INPUT_PROTOCOL *Proto;
- ConInstance *Stream;
- CHAR16 *OutPtr;
- EFI_INPUT_KEY Key;
- UINTN NumChar;
- UINTN Edex;
- EFI_STATUS Status;
- UINTN i;
-
- Stream = BASE_CR(This, ConInstance, Abstraction);
- // Quick check to see if Stream looks reasonable
- if(Stream->Cookie != 0x62416F49) { // Cookie == 'IoAb'
- return RETURN_INVALID_PARAMETER; // Looks like a bad This pointer
- }
- if(Stream->Dev == NULL) {
- // Can't read from an unopened Stream
- return RETURN_DEVICE_ERROR;
- }
- if(Stream != &gMD->StdIo[0]) {
- // Read only valid for stdin
- return RETURN_UNSUPPORTED;
- }
- // It looks like things are OK for trying to read
- // We will accumulate *BufferSize characters or until we encounter
- // an "activation" character. Currently any control character.
- Proto = (EFI_SIMPLE_TEXT_INPUT_PROTOCOL *)Stream->Dev;
- OutPtr = Buffer;
- NumChar = (*BufferSize - 1) / sizeof(CHAR16);
- i = 0;
- do {
- Status = gBS->WaitForEvent( 1, &Proto->WaitForKey, &Edex);
- if(Status != EFI_SUCCESS) {
- break;
- }
- Status = Proto->ReadKeyStroke(Proto, &Key);
- if(Status != EFI_SUCCESS) {
- break;
- }
- if(Key.ScanCode == SCAN_NULL) {
- *OutPtr++ = Key.UnicodeChar;
- ++i;
- }
- if(Key.UnicodeChar < 0x0020) { // If a control character, or a scan code
- break;
- }
- } while(i < NumChar);
- *BufferSize = i * sizeof(CHAR16);
- return Status;
-}
-
-/* Write a NULL terminated WCS to the EFI console.
-
- @param[in,out] BufferSize Number of bytes in Buffer. Set to zero if
- the string couldn't be displayed.
- @parem[in] Buffer The WCS string to be displayed
-
-*/
-static
-EFI_STATUS
-EFIAPI
-ConWrite(
- IN EFI_FILE_PROTOCOL *This,
- IN OUT UINTN *BufferSize,
- IN VOID *Buffer
- )
-{
- EFI_STATUS Status;
- EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *Proto;
- ConInstance *Stream;
- CHAR16 *MyBuf;
- UINTN NumChar;
-
- Stream = BASE_CR(This, ConInstance, Abstraction);
- // Quick check to see if Stream looks reasonable
- if(Stream->Cookie != 0x62416F49) { // Cookie == 'IoAb'
- return RETURN_INVALID_PARAMETER; // Looks like a bad This pointer
- }
- if(Stream->Dev == NULL) {
- // Can't write to an unopened Stream
- return RETURN_DEVICE_ERROR;
- }
- if(Stream == &gMD->StdIo[0]) {
- // Write is not valid for stdin
- return RETURN_UNSUPPORTED;
- }
- // Everything is OK to do the write.
- Proto = (EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *)Stream->Dev;
- MyBuf = (CHAR16 *)Buffer;
- NumChar = *BufferSize;
-
- // Send MyBuf to the console
- Status = Proto->OutputString( Proto, MyBuf);
- // Depending on status, update BufferSize and return
- if(Status != EFI_SUCCESS) {
- *BufferSize = 0; // We don't really know how many characters made it out
- }
- else {
- *BufferSize = NumChar;
- Stream->NumWritten += NumChar;
- }
- return Status;
-}
-
-static
-EFI_STATUS
-EFIAPI
-ConGetPosition(
- IN EFI_FILE_PROTOCOL *This,
- OUT UINT64 *Position
- )
-{
- ConInstance *Stream;
- EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *Proto;
- XYoffset CursorPos;
-
- Stream = BASE_CR(This, ConInstance, Abstraction);
- // Quick check to see if Stream looks reasonable
- if(Stream->Cookie != 0x62416F49) { // Cookie == 'IoAb'
- return RETURN_INVALID_PARAMETER; // Looks like a bad This pointer
- }
- if(Stream == &gMD->StdIo[0]) {
- // This is stdin
- *Position = Stream->NumRead;
- }
- else {
- Proto = (EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *)Stream->Dev;
- CursorPos.XYpos.Column = (UINT32)Proto->Mode->CursorColumn;
- CursorPos.XYpos.Row = (UINT32)Proto->Mode->CursorRow;
- *Position = CursorPos.Offset;
- }
- return RETURN_SUCCESS;
-}
-
-static
-EFI_STATUS
-EFIAPI
-ConSetPosition(
- IN EFI_FILE_PROTOCOL *This,
- IN UINT64 Position
- )
-{
- ConInstance *Stream;
- EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *Proto;
- XYoffset CursorPos;
-
- Stream = BASE_CR(This, ConInstance, Abstraction);
- // Quick check to see if Stream looks reasonable
- if(Stream->Cookie != 0x62416F49) { // Cookie == 'IoAb'
- return RETURN_INVALID_PARAMETER; // Looks like a bad This pointer
- }
- if(Stream->Dev == NULL) {
- // Can't write to an unopened Stream
- return RETURN_DEVICE_ERROR;
- }
- if(Stream == &gMD->StdIo[0]) {
- // Seek is not valid for stdin
- return RETURN_UNSUPPORTED;
- }
- // Everything is OK to do the final verification and "seek".
- Proto = (EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *)Stream->Dev;
- CursorPos.Offset = Position;
-
- return Proto->SetCursorPosition(Proto,
- (INTN)CursorPos.XYpos.Column,
- (INTN)CursorPos.XYpos.Row);
-}
-
-static
-EFI_STATUS
-EFIAPI
-ConGetInfo(
- IN EFI_FILE_PROTOCOL *This,
- IN EFI_GUID *InformationType,
- IN OUT UINTN *BufferSize,
- OUT VOID *Buffer
- )
-{
- EFI_FILE_INFO *InfoBuf;
- ConInstance *Stream;
-
- Stream = BASE_CR(This, ConInstance, Abstraction);
- // Quick check to see if Stream looks reasonable
- if((Stream->Cookie != 0x62416F49) || // Cookie == 'IoAb'
- (Buffer == NULL))
- {
- return RETURN_INVALID_PARAMETER;
- }
- if(*BufferSize < sizeof(EFI_FILE_INFO)) {
- *BufferSize = sizeof(EFI_FILE_INFO);
- return RETURN_BUFFER_TOO_SMALL;
- }
- // All of our parameters are correct, so fill in the information.
- (void) ZeroMem(Buffer, sizeof(EFI_FILE_INFO));
- InfoBuf = (EFI_FILE_INFO *)Buffer;
- InfoBuf->Size = sizeof(EFI_FILE_INFO);
- InfoBuf->FileSize = 1;
- InfoBuf->PhysicalSize = 1;
- *BufferSize = sizeof(EFI_FILE_INFO);
-
- return RETURN_SUCCESS;
-}
-
-static
-EFI_STATUS
-EFIAPI
-ConSetInfo(
- IN EFI_FILE_PROTOCOL *This,
- IN EFI_GUID *InformationType,
- IN UINTN BufferSize,
- IN VOID *Buffer
- )
-{
- return RETURN_UNSUPPORTED;
-}
-
-static
-EFI_STATUS
-EFIAPI
-ConFlush(
- IN EFI_FILE_PROTOCOL *This
- )
-{
- return RETURN_SUCCESS;
-}
-
-EFI_STATUS
-EFIAPI
-ConOpen(
- IN EFI_FILE_PROTOCOL *This,
- OUT EFI_FILE_PROTOCOL **NewHandle,
- IN CHAR16 *FileName,
- IN UINT64 OpenMode, // Ignored
- IN UINT64 Attributes // Ignored
- )
-{
- ConInstance *Stream;
- EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *Proto;
- UINTN Columns;
- UINTN Rows;
- int i;
-
- if((NewHandle == NULL) ||
- (FileName == NULL))
- {
- return RETURN_INVALID_PARAMETER;
- }
- // Process FileName
- for(i = 0; i < NUM_SPECIAL; ++i) {
- if(StrCmp( stdioNames[i], FileName) == 0) {
- break;
- }
- }
- if(i >= NUM_SPECIAL) {
- return RETURN_NO_MAPPING;
- }
- // Get pointer to instance.
- Stream = &gMD->StdIo[i];
- if(Stream->Dev == NULL) {
- // If this stream has been closed, then
- // Initialize instance.
- Stream->Cookie = 0x62416F49;
- Stream->NumRead = 0;
- Stream->NumWritten = 0;
- switch(i) {
- case 0:
- Stream->Dev = gST->ConIn;
- break;
- case 1:
- Stream->Dev = gST->ConOut;
- break;
- case 2:
- if(gST->StdErr == NULL) {
- Stream->Dev = gST->ConOut;
- }
- else {
- Stream->Dev = gST->StdErr;
- }
- break;
- default:
- return RETURN_VOLUME_CORRUPTED; // This is a "should never happen" case.
- }
- Stream->Abstraction.Revision = 0x00010000;
- Stream->Abstraction.Open = &ConOpen;
- Stream->Abstraction.Close = &ConClose;
- Stream->Abstraction.Delete = &ConDelete;
- Stream->Abstraction.Read = &ConRead;
- Stream->Abstraction.Write = &ConWrite;
- Stream->Abstraction.GetPosition = &ConGetPosition;
- Stream->Abstraction.SetPosition = &ConSetPosition;
- Stream->Abstraction.GetInfo = &ConGetInfo;
- Stream->Abstraction.SetInfo = &ConSetInfo;
- Stream->Abstraction.Flush = &ConFlush;
- // Get additional information if this is an Output stream
- if(i != 0) {
- Proto = Stream->Dev;
- Stream->ConOutMode = Proto->Mode->Mode;
- if( Proto->QueryMode(Proto, Stream->ConOutMode, &Columns, &Rows) != RETURN_SUCCESS) {
- Stream->Dev = NULL; // Mark this stream as closed
- return RETURN_INVALID_PARAMETER;
- }
- Stream->MaxConXY.XYpos.Column = (UINT32)Columns;
- Stream->MaxConXY.XYpos.Row = (UINT32)Rows;
- }
- }
- // Save NewHandle and return.
- *NewHandle = &Stream->Abstraction;
-
- return RETURN_SUCCESS;
-}
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