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ShellPkg/dh: Modify the dump of "ImageDevicePath" and "DevicePath" 

Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>
Cc: Jaben Carsey <jaben.carsey@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Huajing Li <huajing.li@intel.com>
Reviewed-by: Jaben Carsey <jaben.carsey@intel.com>
This commit is contained in:
Huajing Li 2017-09-21 14:13:59 +08:00 committed by Ruiyu Ni
parent 7f04c46026
commit f6e0c4b401
1 changed files with 46 additions and 22 deletions
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68
ShellPkg/Library/UefiHandleParsingLib/UefiHandleParsingLib.c
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@ -847,6 +847,50 @@ ConvertDevicePathToShortText(
return (Temp); return (Temp);
} }
/**
Function to dump protocol information.
This will allocate the return buffer from boot services pool.
@param[in] TheHandle The handle that has the protocol installed.
@param[in] Verbose TRUE for additional information, FALSE otherwise.
@param[in] Protocol The protocol is needed to dump.
@retval A pointer to a string containing the information.
**/
STATIC CHAR16*
EFIAPI
DevicePathProtocolDumpInformationEx (
IN CONST EFI_HANDLE TheHandle,
IN CONST BOOLEAN Verbose,
IN EFI_GUID *Protocol
)
{
EFI_DEVICE_PATH_PROTOCOL *DevPath;
CHAR16 *DevPathStr;
CHAR16 *DevPathStrTemp;
UINTN Size;
EFI_STATUS Status;
DevPathStr = NULL;
DevPathStrTemp = NULL;
Status = gBS->OpenProtocol(TheHandle, Protocol, (VOID**)&DevPath, gImageHandle, NULL, EFI_OPEN_PROTOCOL_GET_PROTOCOL);
if (!EFI_ERROR(Status)) {
DevPathStr = ConvertDevicePathToShortText (DevPath, Verbose, 30);
if (Verbose) {
Size = StrSize(DevPathStr) + sizeof(CHAR16) * 2;
DevPathStrTemp = AllocateZeroPool (Size);
if (DevPathStrTemp != NULL) {
StrnCatS (DevPathStrTemp, Size/sizeof(CHAR16), L" ", 2);
StrnCatS (DevPathStrTemp, Size/sizeof(CHAR16), DevPathStr, StrLen (DevPathStr));
}
FreePool (DevPathStr);
DevPathStr = DevPathStrTemp;
}
gBS->CloseProtocol(TheHandle, Protocol, gImageHandle, NULL);
}
return DevPathStr;
}
/** /**
Function to dump information about DevicePath protocol. Function to dump information about DevicePath protocol.
@ -864,17 +908,7 @@ DevicePathProtocolDumpInformation(
IN CONST BOOLEAN Verbose IN CONST BOOLEAN Verbose
) )
{ {
EFI_DEVICE_PATH_PROTOCOL *DevPath; return DevicePathProtocolDumpInformationEx (TheHandle, Verbose, &gEfiDevicePathProtocolGuid);
CHAR16 *Temp;
EFI_STATUS Status;
Temp = NULL;
Status = gBS->OpenProtocol(TheHandle, &gEfiDevicePathProtocolGuid, (VOID**)&DevPath, gImageHandle, NULL, EFI_OPEN_PROTOCOL_GET_PROTOCOL);
if (!EFI_ERROR(Status)) {
Temp = ConvertDevicePathToShortText (DevPath, Verbose, 30);
gBS->CloseProtocol(TheHandle, &gEfiDevicePathProtocolGuid, gImageHandle, NULL);
}
return (Temp);
} }
/** /**
@ -894,17 +928,7 @@ LoadedImageDevicePathProtocolDumpInformation(
IN CONST BOOLEAN Verbose IN CONST BOOLEAN Verbose
) )
{ {
EFI_DEVICE_PATH_PROTOCOL *DevPath; return DevicePathProtocolDumpInformationEx (TheHandle, Verbose, &gEfiLoadedImageDevicePathProtocolGuid);
CHAR16 *Temp;
EFI_STATUS Status;
Temp = NULL;
Status = gBS->OpenProtocol(TheHandle, &gEfiLoadedImageDevicePathProtocolGuid, (VOID**)&DevPath, gImageHandle, NULL, EFI_OPEN_PROTOCOL_GET_PROTOCOL);
if (!EFI_ERROR(Status)) {
Temp = ConvertDevicePathToShortText (DevPath, Verbose, 30);
gBS->CloseProtocol(TheHandle, &gEfiDevicePathProtocolGuid, gImageHandle, NULL);
}
return (Temp);
} }
/** /**