/**@file\r
\r
Copyright (c) 2004 - 2009, Intel Corporation. All rights reserved.<BR>\r
-This program and the accompanying materials \r
-are licensed and made available under the terms and conditions of the BSD License \r
-which accompanies this distribution. The full text of the license may be found at \r
-http://opensource.org/licenses/bsd-license.php \r
- \r
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
+This program and the accompanying materials\r
+are licensed and made available under the terms and conditions of the BSD License\r
+which accompanies this distribution. The full text of the license may be found at\r
+http://opensource.org/licenses/bsd-license.php\r
+\r
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
\r
**/\r
\r
res = lseek (Private->fd, offset, (int)MoveMethod);\r
if (res == -1) {\r
Status = EFI_INVALID_PARAMETER;\r
- } \r
+ }\r
\r
if (NewFilePointer != NULL) {\r
*NewFilePointer = res;\r
Status = EFI_UNSUPPORTED;\r
goto Done;\r
}\r
- \r
+\r
if (FileSize == 0) {\r
// lseek fails on a real device. ioctl calls are OS specific\r
#if __APPLE__\r
{\r
UINT32 BlockSize;\r
- \r
+\r
if (ioctl (Private->fd, DKIOCGETBLOCKSIZE, &BlockSize) == 0) {\r
Private->Media->BlockSize = BlockSize;\r
}\r
Private->Media->LastBlock = Private->NumberOfBlocks - 1;\r
}\r
}\r
- ioctl (Private->fd, DKIOCGETMAXBLOCKCOUNTWRITE, &Private->Media->OptimalTransferLengthGranularity); \r
+ ioctl (Private->fd, DKIOCGETMAXBLOCKCOUNTWRITE, &Private->Media->OptimalTransferLengthGranularity);\r
}\r
-#else \r
+#else\r
{\r
size_t BlockSize;\r
UINT64 DiskSize;\r
- \r
+\r
if (ioctl (Private->fd, BLKSSZGET, &BlockSize) == 0) {\r
Private->Media->BlockSize = BlockSize;\r
}\r
}\r
}\r
#endif\r
- \r
+\r
} else {\r
Private->Media->BlockSize = Private->BlockSize;\r
Private->NumberOfBlocks = DivU64x32 (FileSize, Private->Media->BlockSize);\r
Private->Media->LastBlock = Private->NumberOfBlocks - 1;\r
- \r
+\r
if (fstatfs (Private->fd, &buf) == 0) {\r
#if __APPLE__\r
Private->Media->OptimalTransferLengthGranularity = buf.f_iosize/buf.f_bsize;\r
Private->Media->OptimalTransferLengthGranularity = buf.f_bsize/buf.f_bsize;\r
#endif\r
}\r
- } \r
+ }\r
\r
DEBUG ((EFI_D_INIT, "%HEmuOpenBlock: opened %a%N\n", Private->Filename));\r
Status = EFI_SUCCESS;\r
Private = EMU_BLOCK_IO_PRIVATE_DATA_FROM_THIS (This);\r
\r
Private->Media = Media;\r
- \r
+\r
Media->MediaId = 0;\r
Media->RemovableMedia = Private->RemovableMedia;\r
Media->MediaPresent = TRUE;\r
Media->WriteCaching = FALSE;\r
Media->IoAlign = 1;\r
Media->LastBlock = 0; // Filled in by OpenDevice\r
- \r
+\r
// EFI_BLOCK_IO_PROTOCOL_REVISION2\r
Media->LowestAlignedLba = 0;\r
- Media->LogicalBlocksPerPhysicalBlock = 0; \r
- \r
+ Media->LogicalBlocksPerPhysicalBlock = 0;\r
+\r
\r
// EFI_BLOCK_IO_PROTOCOL_REVISION3\r
Media->OptimalTransferLengthGranularity = 0;\r
- \r
+\r
Status = EmuBlockIoOpenDevice (Private);\r
\r
- \r
+\r
return Status;\r
}\r
\r
if ((UINTN) Buffer % Private->Media->IoAlign != 0) {\r
return EFI_INVALID_PARAMETER;\r
}\r
- \r
+\r
//\r
// Verify buffer size\r
//\r
\r
/**\r
Read BufferSize bytes from Lba into Buffer.\r
- \r
+\r
This function reads the requested number of blocks from the device. All the\r
blocks are read, or an error is returned.\r
If EFI_DEVICE_ERROR, EFI_NO_MEDIA,_or EFI_MEDIA_CHANGED is returned and\r
not be signaled.\r
\r
@param[in] This Indicates a pointer to the calling context.\r
- @param[in] MediaId Id of the media, changes every time the media is \r
+ @param[in] MediaId Id of the media, changes every time the media is\r
replaced.\r
@param[in] Lba The starting Logical Block Address to read from.\r
@param[in, out] Token A pointer to the token associated with the transaction.\r
- @param[in] BufferSize Size of Buffer, must be a multiple of device block size. \r
- @param[out] Buffer A pointer to the destination buffer for the data. The \r
- caller is responsible for either having implicit or \r
+ @param[in] BufferSize Size of Buffer, must be a multiple of device block size.\r
+ @param[out] Buffer A pointer to the destination buffer for the data. The\r
+ caller is responsible for either having implicit or\r
explicit ownership of the buffer.\r
\r
@retval EFI_SUCCESS The read request was queued if Token->Event is\r
@retval EFI_MEDIA_CHANGED The MediaId is not for the current media.\r
@retval EFI_BAD_BUFFER_SIZE The BufferSize parameter is not a multiple of the\r
intrinsic block size of the device.\r
- @retval EFI_INVALID_PARAMETER The read request contains LBAs that are not valid, \r
+ @retval EFI_INVALID_PARAMETER The read request contains LBAs that are not valid,\r
or the buffer is not on proper alignment.\r
@retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack\r
of resources.\r
@retval EFI_MEDIA_CHNAGED The MediaId does not matched the current device.\r
@retval EFI_DEVICE_ERROR The device reported an error while performing the write.\r
@retval EFI_BAD_BUFFER_SIZE The Buffer was not a multiple of the block size of the device.\r
- @retval EFI_INVALID_PARAMETER The write request contains LBAs that are not valid, \r
+ @retval EFI_INVALID_PARAMETER The write request contains LBAs that are not valid,\r
or the buffer is not on proper alignment.\r
@retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack\r
of resources.\r
\r
/**\r
Flush the Block Device.\r
- \r
+\r
If EFI_DEVICE_ERROR, EFI_NO_MEDIA,_EFI_WRITE_PROTECTED or EFI_MEDIA_CHANGED\r
is returned and non-blocking I/O is being used, the Event associated with\r
- this request will not be signaled. \r
+ this request will not be signaled.\r
\r
@param[in] This Indicates a pointer to the calling context.\r
@param[in,out] Token A pointer to the token associated with the transaction\r
fcntl (Private->fd, F_FULLFSYNC);\r
#endif\r
}\r
- \r
- \r
+\r
+\r
if (Token != NULL) {\r
if (Token->Event != NULL) {\r
// Caller is responcible for signaling EFI Event\r
return EFI_SUCCESS;\r
}\r
}\r
- \r
+\r
return EFI_SUCCESS;\r
}\r
\r
UINTN Size;\r
char *Ascii;\r
char *Ptr;\r
- \r
+\r
Size = StrLen (Str) + 1;\r
Ascii = malloc (Size);\r
if (Ascii == NULL) {\r
return NULL;\r
}\r
- \r
+\r
for (Ptr = Ascii; *Str != '\0'; Ptr++, Str++) {\r
*Ptr = *Str;\r
}\r
*Ptr = 0;\r
- \r
+\r
return Ascii;\r
}\r
\r
{\r
EMU_BLOCK_IO_PRIVATE *Private;\r
char *Str;\r
- \r
+\r
if (This->Private != NULL) {\r
return EFI_ALREADY_STARTED;\r
}\r
- \r
+\r
if (!CompareGuid (This->Protocol, &gEmuBlockIoProtocolGuid)) {\r
return EFI_UNSUPPORTED;\r
}\r
- \r
+\r
Private = malloc (sizeof (EMU_BLOCK_IO_PRIVATE));\r
if (Private == NULL) {\r
return EFI_OUT_OF_RESOURCES;\r
}\r
\r
- \r
+\r
Private->Signature = EMU_BLOCK_IO_PRIVATE_SIGNATURE;\r
Private->Thunk = This;\r
CopyMem (&Private->EmuBlockIo, &gEmuBlockIoProtocol, sizeof (gEmuBlockIoProtocol));\r
Private->fd = -1;\r
Private->BlockSize = 512;\r
- \r
+\r
Private->Filename = StdDupUnicodeToAscii (This->ConfigString);\r
if (Private->Filename == NULL) {\r
return EFI_OUT_OF_RESOURCES;\r
}\r
- \r
+\r
Str = strstr (Private->Filename, ":");\r
if (Str == NULL) {\r
Private->RemovableMedia = FALSE;\r
}\r
}\r
}\r
- \r
+\r
This->Interface = &Private->EmuBlockIo;\r
This->Private = Private;\r
return EFI_SUCCESS;\r
if (!CompareGuid (This->Protocol, &gEmuBlockIoProtocolGuid)) {\r
return EFI_UNSUPPORTED;\r
}\r
- \r
+\r
Private = This->Private;\r
- \r
+\r
if (This->Private != NULL) {\r
if (Private->Filename != NULL) {\r
free (Private->Filename);\r
- } \r
+ }\r
free (This->Private);\r
This->Private = NULL;\r
}\r
- \r
+\r
return EFI_SUCCESS;\r
}\r
\r
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