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Scrubbed some code for Udp4

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6494 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
jgong5
2008-11-13 08:08:44 +00:00
parent 9f0b86b7f9
commit bab52709d8
3 changed files with 325 additions and 285 deletions
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133
MdeModulePkg/Universal/Network/Udp4Dxe/Udp4Driver.c
View File

@@ -37,15 +37,21 @@ EFI_SERVICE_BINDING_PROTOCOL mUdp4ServiceBinding = {
/**
Test to see if this driver supports ControllerHandle.
Test to see if this driver supports ControllerHandle. This service
is called by the EFI boot service ConnectController(). In
order to make drivers as small as possible, there are a few calling
restrictions for this service. ConnectController() must
follow these calling restrictions. If any other agent wishes to call
Supported() it must also follow these calling restrictions.
@param This Protocol instance pointer.
@param ControllerHandle Handle of device to test.
@param RemainingDevicePath Optional parameter use to pick a specific child
device to start.
@param This Protocol instance pointer.
@param ControllerHandle Handle of device to test
@param RemainingDevicePath Optional parameter use to pick a specific child
device to start.
@retval EFI_SUCCES This driver supports this device.
@retval EFI_ALREADY_STARTED This driver is already running on this device.
@retval EFI_SUCCESS This driver supports this device
@retval EFI_ALREADY_STARTED This driver is already running on this device
@retval other This driver does not support this device
**/
EFI_STATUS
@@ -90,16 +96,21 @@ Udp4DriverBindingSupported (
/**
Start this driver on ControllerHandle.
Start this driver on ControllerHandle. This service is called by the
EFI boot service ConnectController(). In order to make
drivers as small as possible, there are a few calling restrictions for
this service. ConnectController() must follow these
calling restrictions. If any other agent wishes to call Start() it
must also follow these calling restrictions.
@param This Protocol instance pointer.
@param ControllerHandle Handle of device to bind driver to
@param RemainingDevicePath Optional parameter use to pick a specific child
device to start.
@param This Protocol instance pointer.
@param ControllerHandle Handle of device to bind driver to
@param RemainingDevicePath Optional parameter use to pick a specific child
device to start.
@retval EFI_SUCCES This driver is added to ControllerHandle
@retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle
@retval other This driver does not support this device
@retval EFI_SUCCESS This driver is added to ControllerHandle
@retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle
@retval other This driver does not support this device
**/
EFI_STATUS
@@ -148,16 +159,21 @@ Udp4DriverBindingStart (
/**
Stop this driver on ControllerHandle.
Stop this driver on ControllerHandle. This service is called by the
EFI boot service DisconnectController(). In order to
make drivers as small as possible, there are a few calling
restrictions for this service. DisconnectController()
must follow these calling restrictions. If any other agent wishes
to call Stop() it must also follow these calling restrictions.
@param This Protocol instance pointer.
@param ControllerHandle Handle of device to stop driver on
@param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of
children is zero stop the entire bus driver.
@param ChildHandleBuffer List of Child Handles to Stop.
@param This Protocol instance pointer.
@param ControllerHandle Handle of device to stop driver on
@param NumberOfChildren Number of Handles in ChildHandleBuffer. If number
of children is zero stop the entire bus driver.
@param ChildHandleBuffer List of Child Handles to Stop.
@retval EFI_SUCCES This driver is removed ControllerHandle.
@retval other This driver was not removed from this device.
@retval EFI_SUCCESS This driver is removed ControllerHandle
@retval other This driver was not removed from this device
**/
EFI_STATUS
@@ -230,16 +246,16 @@ Udp4DriverBindingStop (
/**
Creates a child handle with a set of I/O services.
@param This Protocol instance pointer.
@param ChildHandle Pointer to the handle of the child to create. If
it is NULL, then a new handle is created. If it
is not NULL, then the I/O services are added to
the existing child handle.
@param This Protocol instance pointer.
@param ChildHandle Pointer to the handle of the child to create. If it is NULL,
then a new handle is created. If it is not NULL, then the
I/O services are added to the existing child handle.
@retval EFI_SUCCES The child handle was created with the I/O services
@retval EFI_OUT_OF_RESOURCES There are not enough resources availabe to create
the child
@retval other The child handle was not created
@retval EFI_SUCCES The child handle was created with the I/O services
@retval EFI_INVALID_PARAMETER ChildHandle is NULL.
@retval EFI_OUT_OF_RESOURCES There are not enough resources availabe to create
the child
@retval other The child handle was not created
**/
EFI_STATUS
@@ -348,17 +364,16 @@ ON_ERROR:
/**
Destroys a child handle with a set of I/O services.
@param This Protocol instance pointer.
@param ChildHandle Handle of the child to destroy
@param This Protocol instance pointer.
@param ChildHandle Handle of the child to destroy
@retval EFI_SUCCES The I/O services were removed from the child
handle
@retval EFI_UNSUPPORTED The child handle does not support the I/O services
that are being removed
@retval EFI_INVALID_PARAMETER Child handle is not a valid EFI Handle.
@retval EFI_ACCESS_DENIED The child handle could not be destroyed because
its I/O services are being used.
@retval other The child handle was not destroyed
@retval EFI_SUCCES The I/O services were removed from the child handle
@retval EFI_UNSUPPORTED The child handle does not support the I/O services
that are being removed.
@retval EFI_INVALID_PARAMETER Child handle is not a valid EFI Handle.
@retval EFI_ACCESS_DENIED The child handle could not be destroyed because its
I/O services are being used.
@retval other The child handle was not destroyed
**/
EFI_STATUS
@@ -460,31 +475,27 @@ Udp4ServiceBindingDestroyChild (
return EFI_SUCCESS;
}
/**
This is the declaration of an EFI image entry point. This entry point is
the same for UEFI Applications, UEFI OS Loaders, and UEFI Drivers including
both device drivers and bus drivers.
The entry point for Udp4 driver which installs the driver binding
and component name protocol on its ImageHandle.
@param ImageHandle The firmware allocated handle for the UEFI image.
@param SystemTable A pointer to the EFI System Table.
@retval EFI_SUCCESS The operation completed successfully.
@retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack of resources.
**/
EFI_STATUS
EFIAPI
Udp4DriverEntryPoint (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
/*++
Routine Description:
The entry point for Udp4 driver which installs the driver binding
and component name protocol on its ImageHandle.
Arguments:
ImageHandle - The image handle of the driver.
SystemTable - The system table.
Returns:
EFI_SUCCESS - if the driver binding and component name protocols are
successfully installed, otherwise if failed.
--*/
{
EFI_STATUS Status;