diff options
| author | darylm503 <darylm503@6f19259b-4bc3-4df7-8a09-765794883524> | 2011-07-30 00:30:44 +0000 |
|---|---|---|
| committer | darylm503 <darylm503@6f19259b-4bc3-4df7-8a09-765794883524> | 2011-07-30 00:30:44 +0000 |
| commit | d7ce700605e1af0e455e31ec11f19ff21d26b525 (patch) | |
| tree | 243b582ac3350e8c6ce6ca96fff13805318fd65c /StdLib/SocketDxe/DriverBinding.c | |
| parent | f766dd76fde231ecd4f2e9faf99293e90902cebb (diff) | |
| download | edk2-platforms-d7ce700605e1af0e455e31ec11f19ff21d26b525.tar.xz | |
Add Socket Libraries.
Add Posix functions for porting compatibility.
Fix compliance issues with ISO/IEC 9899:199409
New Functions:
setenv(), fparseln(), GetFileNameFromPath(), rename(),
realpath(), setprogname(), getprogname(), strlcat(), strlcpy(),
strsep(), setitimer(), getitimer(), timegm(), getopt(), basename(),
mkstemp(), ffs(), vsnprintf(), snprintf(), getpass(), usleep(), select(),
writev(), strcasecmp(), getcwd(), chdir(), tcgetpgrp(), getpgrp(), gettimeofday(),
bcopy(),
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12061 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'StdLib/SocketDxe/DriverBinding.c')
| -rw-r--r-- | StdLib/SocketDxe/DriverBinding.c | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/StdLib/SocketDxe/DriverBinding.c b/StdLib/SocketDxe/DriverBinding.c new file mode 100644 index 0000000000..7de7f62a35 --- /dev/null +++ b/StdLib/SocketDxe/DriverBinding.c @@ -0,0 +1,198 @@ +/** @file
+ Implement the driver binding protocol for the socket layer.
+
+ Copyright (c) 2011, Intel Corporation
+ All rights reserved. This program and the accompanying materials
+ are licensed and made available under the terms and conditions of the BSD License
+ which 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 "Socket.h"
+
+/**
+ Verify the controller type
+
+ Determine if any of the network service binding protocols exist on
+ the controller handle. If so, verify that these protocols are not
+ already in use. Call ::DriverStart for any network service binding
+ protocol that is not in use.
+
+ @param [in] pThis Protocol instance pointer.
+ @param [in] Controller Handle of device to test.
+ @param [in] pRemainingDevicePath Not used.
+
+ @retval EFI_SUCCESS This driver supports this device.
+ @retval other This driver does not support this device.
+
+**/
+EFI_STATUS
+EFIAPI
+DriverSupported (
+ IN EFI_DRIVER_BINDING_PROTOCOL * pThis,
+ IN EFI_HANDLE Controller,
+ IN EFI_DEVICE_PATH_PROTOCOL * pRemainingDevicePath
+ )
+{
+ CONST DT_SOCKET_BINDING * pEnd;
+ VOID * pInterface;
+ CONST DT_SOCKET_BINDING * pSocketBinding;
+ EFI_STATUS Status;
+
+ //
+ // Assume the list is empty
+ //
+ Status = EFI_UNSUPPORTED;
+
+ //
+ // Walk the list of network connection points
+ //
+ pSocketBinding = &cEslSocketBinding[0];
+ pEnd = &pSocketBinding[ cEslSocketBindingEntries ];
+ while ( pEnd > pSocketBinding ) {
+ //
+ // Determine if the controller supports the network protocol
+ //
+ Status = gBS->OpenProtocol (
+ Controller,
+ pSocketBinding->pNetworkBinding,
+ &pInterface,
+ pThis->DriverBindingHandle,
+ Controller,
+ EFI_OPEN_PROTOCOL_GET_PROTOCOL
+ );
+ if ( !EFI_ERROR ( Status )) {
+ //
+ // Determine if the driver is already connected
+ //
+ Status = gBS->OpenProtocol (
+ Controller,
+ (EFI_GUID *)pSocketBinding->pTagGuid,
+ &pInterface,
+ pThis->DriverBindingHandle,
+ Controller,
+ EFI_OPEN_PROTOCOL_GET_PROTOCOL
+ );
+ if ( !EFI_ERROR ( Status )) {
+ Status = EFI_ALREADY_STARTED;
+ }
+ else {
+ if ( EFI_UNSUPPORTED == Status ) {
+ //
+ // Connect the driver since the tag is not present
+ //
+ Status = EFI_SUCCESS;
+ }
+ }
+ }
+
+ //
+ // Set the next network protocol
+ //
+ pSocketBinding += 1;
+ }
+
+ //
+ // Return the device supported status
+ //
+ return Status;
+}
+
+
+/**
+ Connect to the network service bindings
+
+ Walk the network service protocols on the controller handle and
+ locate any that are not in use. Create service structures to
+ manage the service binding for the socket driver.
+
+ @param [in] pThis Protocol instance pointer.
+ @param [in] Controller Handle of device to work with.
+ @param [in] pRemainingDevicePath Not used, always produce all possible children.
+
+ @retval EFI_SUCCESS This driver is added to Controller.
+ @retval other This driver does not support this device.
+
+**/
+EFI_STATUS
+EFIAPI
+DriverStart (
+ IN EFI_DRIVER_BINDING_PROTOCOL * pThis,
+ IN EFI_HANDLE Controller,
+ IN EFI_DEVICE_PATH_PROTOCOL * pRemainingDevicePath
+ )
+{
+ EFI_STATUS Status;
+
+ DBG_ENTER ( );
+
+ //
+ // Connect to this network adapter
+ //
+ Status = EslServiceConnect ( pThis->DriverBindingHandle,
+ Controller );
+
+ //
+ // Display the driver start status
+ //
+ DBG_EXIT_STATUS ( Status );
+ return Status;
+}
+
+
+/**
+ Stop this driver on Controller by removing NetworkInterfaceIdentifier protocol and
+ closing the DevicePath and PciIo protocols on Controller.
+
+ @param [in] pThis Protocol instance pointer.
+ @param [in] Controller Handle of device to stop driver on.
+ @param [in] NumberOfChildren How many children need to be stopped.
+ @param [in] pChildHandleBuffer Not used.
+
+ @retval EFI_SUCCESS This driver is removed Controller.
+ @retval EFI_DEVICE_ERROR The device could not be stopped due to a device error.
+ @retval other This driver was not removed from this device.
+
+**/
+EFI_STATUS
+EFIAPI
+DriverStop (
+ IN EFI_DRIVER_BINDING_PROTOCOL * pThis,
+ IN EFI_HANDLE Controller,
+ IN UINTN NumberOfChildren,
+ IN EFI_HANDLE * pChildHandleBuffer
+ )
+{
+ EFI_STATUS Status;
+
+ DBG_ENTER ( );
+
+ //
+ // Disconnect the network adapters
+ //
+ Status = EslServiceDisconnect ( pThis->DriverBindingHandle,
+ Controller );
+
+ //
+ // Display the driver start status
+ //
+ DBG_EXIT_STATUS ( Status );
+ return Status;
+}
+
+
+/**
+ Driver binding protocol definition
+**/
+EFI_DRIVER_BINDING_PROTOCOL gDriverBinding = {
+ DriverSupported,
+ DriverStart,
+ DriverStop,
+ 0xa,
+ NULL,
+ NULL
+};
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