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authorFu Siyuan <siyuan.fu@intel.com>2015-07-07 09:29:28 +0000
committersfu5 <sfu5@Edk2>2015-07-07 09:29:28 +0000
commitc4545d769fc26d6bb70c4236eab26df498ed784e (patch)
treecab080611aece0aff6587bdb1a4d740d0a9b7169 /NetworkPkg/HttpBootDxe/HttpBootSupport.c
parenteb4d0b5e85f0c2657e1fbb1156a4ec9bbeb0ed27 (diff)
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NetworkPkg: Add UEFI HTTP boot driver.
This patch add the implementation for UEFI HTTP boot driver. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Fu Siyuan <siyuan.fu@intel.com> Reviewed-by: Ye Ting <ting.ye@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17857 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'NetworkPkg/HttpBootDxe/HttpBootSupport.c')
-rw-r--r--NetworkPkg/HttpBootDxe/HttpBootSupport.c590
1 files changed, 590 insertions, 0 deletions
diff --git a/NetworkPkg/HttpBootDxe/HttpBootSupport.c b/NetworkPkg/HttpBootDxe/HttpBootSupport.c
new file mode 100644
index 0000000000..e21b50d066
--- /dev/null
+++ b/NetworkPkg/HttpBootDxe/HttpBootSupport.c
@@ -0,0 +1,590 @@
+/** @file
+ Support functions implementation for UEFI HTTP boot driver.
+
+Copyright (c) 2015, 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 "HttpBootDxe.h"
+
+
+/**
+ Get the Nic handle using any child handle in the IPv4 stack.
+
+ @param[in] ControllerHandle Pointer to child handle over IPv4.
+
+ @return NicHandle The pointer to the Nic handle.
+ @return NULL Can't find the Nic handle.
+
+**/
+EFI_HANDLE
+HttpBootGetNicByIp4Children (
+ IN EFI_HANDLE ControllerHandle
+ )
+{
+ EFI_HANDLE NicHandle;
+
+ NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiHttpProtocolGuid);
+ if (NicHandle == NULL) {
+ NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiDhcp4ProtocolGuid);
+ if (NicHandle == NULL) {
+ return NULL;
+ }
+ }
+
+ return NicHandle;
+}
+
+
+/**
+ This function is to convert UINTN to ASCII string with the required formatting.
+
+ @param[in] Number Numeric value to be converted.
+ @param[in] Buffer The pointer to the buffer for ASCII string.
+ @param[in] Length The length of the required format.
+
+**/
+VOID
+HttpBootUintnToAscDecWithFormat (
+ IN UINTN Number,
+ IN UINT8 *Buffer,
+ IN INTN Length
+ )
+{
+ UINTN Remainder;
+
+ while (Length > 0) {
+ Length--;
+ Remainder = Number % 10;
+ Number /= 10;
+ Buffer[Length] = (UINT8) ('0' + Remainder);
+ }
+}
+
+/**
+ This function is to display the IPv4 address.
+
+ @param[in] Ip The pointer to the IPv4 address.
+
+**/
+VOID
+HttpBootShowIp4Addr (
+ IN EFI_IPv4_ADDRESS *Ip
+ )
+{
+ UINTN Index;
+
+ for (Index = 0; Index < 4; Index++) {
+ AsciiPrint ("%d", Ip->Addr[Index]);
+ if (Index < 3) {
+ AsciiPrint (".");
+ }
+ }
+}
+
+/**
+ Create a HTTP_IO_HEADER to hold the HTTP header items.
+
+ @param[in] MaxHeaderCount The maximun number of HTTP header in this holder.
+
+ @return A pointer of the HTTP header holder or NULL if failed.
+
+**/
+HTTP_IO_HEADER *
+HttpBootCreateHeader (
+ UINTN MaxHeaderCount
+)
+{
+ HTTP_IO_HEADER *HttpIoHeader;
+
+ if (MaxHeaderCount == 0) {
+ return NULL;
+ }
+
+ HttpIoHeader = AllocateZeroPool (sizeof (HTTP_IO_HEADER) + MaxHeaderCount * sizeof (EFI_HTTP_HEADER));
+ if (HttpIoHeader == NULL) {
+ return NULL;
+ }
+
+ HttpIoHeader->MaxHeaderCount = MaxHeaderCount;
+ HttpIoHeader->Headers = (EFI_HTTP_HEADER *) (HttpIoHeader + 1);
+
+ return HttpIoHeader;
+}
+
+/**
+ Destroy the HTTP_IO_HEADER and release the resouces.
+
+ @param[in] HttpIoHeader Point to the HTTP header holder to be destroyed.
+
+**/
+VOID
+HttpBootFreeHeader (
+ IN HTTP_IO_HEADER *HttpIoHeader
+ )
+{
+ UINTN Index;
+
+ if (HttpIoHeader != NULL) {
+ if (HttpIoHeader->HeaderCount != 0) {
+ for (Index = 0; Index < HttpIoHeader->HeaderCount; Index++) {
+ FreePool (HttpIoHeader->Headers[Index].FieldName);
+ FreePool (HttpIoHeader->Headers[Index].FieldValue);
+ }
+ }
+ FreePool (HttpIoHeader);
+ }
+}
+
+/**
+ Find a specified header field according to the field name.
+
+ @param[in] HeaderCount Number of HTTP header structures in Headers list.
+ @param[in] Headers Array containing list of HTTP headers.
+ @param[in] FieldName Null terminated string which describes a field name.
+
+ @return Pointer to the found header or NULL.
+
+**/
+EFI_HTTP_HEADER *
+HttpBootFindHeader (
+ IN UINTN HeaderCount,
+ IN EFI_HTTP_HEADER *Headers,
+ IN CHAR8 *FieldName
+ )
+{
+ UINTN Index;
+
+ if (HeaderCount == 0 || Headers == NULL || FieldName == NULL) {
+ return NULL;
+ }
+
+ for (Index = 0; Index < HeaderCount; Index++){
+ //
+ // Field names are case-insensitive (RFC 2616).
+ //
+ if (AsciiStriCmp (Headers[Index].FieldName, FieldName) == 0) {
+ return &Headers[Index];
+ }
+ }
+ return NULL;
+}
+
+/**
+ Set or update a HTTP header with the field name and corresponding value.
+
+ @param[in] HttpIoHeader Point to the HTTP header holder.
+ @param[in] FieldName Null terminated string which describes a field name.
+ @param[in] FieldValue Null terminated string which describes the corresponding field value.
+
+ @retval EFI_SUCCESS The HTTP header has been set or updated.
+ @retval EFI_INVALID_PARAMETER Any input parameter is invalid.
+ @retval EFI_OUT_OF_RESOURCES Insufficient resource to complete the operation.
+ @retval Other Unexpected error happened.
+
+**/
+EFI_STATUS
+HttpBootSetHeader (
+ IN HTTP_IO_HEADER *HttpIoHeader,
+ IN CHAR8 *FieldName,
+ IN CHAR8 *FieldValue
+ )
+{
+ EFI_HTTP_HEADER *Header;
+ UINTN StrSize;
+ CHAR8 *NewFieldValue;
+
+ if (HttpIoHeader == NULL || FieldName == NULL || FieldValue == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ Header = HttpBootFindHeader (HttpIoHeader->HeaderCount, HttpIoHeader->Headers, FieldName);
+ if (Header == NULL) {
+ //
+ // Add a new header.
+ //
+ if (HttpIoHeader->HeaderCount >= HttpIoHeader->MaxHeaderCount) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+ Header = &HttpIoHeader->Headers[HttpIoHeader->HeaderCount];
+
+ StrSize = AsciiStrSize (FieldName);
+ Header->FieldName = AllocatePool (StrSize);
+ if (Header->FieldName == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+ CopyMem (Header->FieldName, FieldName, StrSize);
+ Header->FieldName[StrSize -1] = '\0';
+
+ StrSize = AsciiStrSize (FieldValue);
+ Header->FieldValue = AllocatePool (StrSize);
+ if (Header->FieldValue == NULL) {
+ FreePool (Header->FieldName);
+ return EFI_OUT_OF_RESOURCES;
+ }
+ CopyMem (Header->FieldValue, FieldValue, StrSize);
+ Header->FieldValue[StrSize -1] = '\0';
+
+ HttpIoHeader->HeaderCount++;
+ } else {
+ //
+ // Update an existing one.
+ //
+ StrSize = AsciiStrSize (FieldValue);
+ NewFieldValue = AllocatePool (StrSize);
+ if (NewFieldValue == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+ CopyMem (NewFieldValue, FieldValue, StrSize);
+ NewFieldValue[StrSize -1] = '\0';
+
+ if (Header->FieldValue != NULL) {
+ FreePool (Header->FieldValue);
+ }
+ Header->FieldValue = NewFieldValue;
+ }
+
+ return EFI_SUCCESS;
+}
+
+/**
+ Notify the callback function when an event is triggered.
+
+ @param[in] Event The triggered event.
+ @param[in] Context The opaque parameter to the function.
+
+**/
+VOID
+EFIAPI
+HttpIoCommonNotify (
+ IN EFI_EVENT Event,
+ IN VOID *Context
+ )
+{
+ *((BOOLEAN *) Context) = TRUE;
+}
+
+/**
+ Create a HTTP_IO to access the HTTP service. It will create and configure
+ a HTTP child handle.
+
+ @param[in] Image The handle of the driver image.
+ @param[in] Controller The handle of the controller.
+ @param[in] IpVersion IP_VERSION_4 or IP_VERSION_6.
+ @param[in] ConfigData The HTTP_IO configuration data.
+ @param[out] HttpIo The HTTP_IO.
+
+ @retval EFI_SUCCESS The HTTP_IO is created and configured.
+ @retval EFI_INVALID_PARAMETER One or more parameters are invalid.
+ @retval EFI_UNSUPPORTED One or more of the control options are not
+ supported in the implementation.
+ @retval EFI_OUT_OF_RESOURCES Failed to allocate memory.
+ @retval Others Failed to create the HTTP_IO or configure it.
+
+**/
+EFI_STATUS
+HttpIoCreateIo (
+ IN EFI_HANDLE Image,
+ IN EFI_HANDLE Controller,
+ IN UINT8 IpVersion,
+ IN HTTP_IO_CONFIG_DATA *ConfigData,
+ OUT HTTP_IO *HttpIo
+ )
+{
+ EFI_STATUS Status;
+ EFI_HTTP_CONFIG_DATA HttpConfigData;
+ EFI_HTTPv4_ACCESS_POINT Http4AccessPoint;
+ EFI_HTTP_PROTOCOL *Http;
+ EFI_EVENT Event;
+
+ if ((Image == NULL) || (Controller == NULL) || (ConfigData == NULL) || (HttpIo == NULL)) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ if (IpVersion != IP_VERSION_4 && IpVersion != IP_VERSION_6) {
+ return EFI_UNSUPPORTED;
+ }
+
+ ZeroMem (HttpIo, sizeof (HTTP_IO));
+
+ //
+ // Create the HTTP child instance and get the HTTP protocol.
+ //
+ Status = NetLibCreateServiceChild (
+ Controller,
+ Image,
+ &gEfiHttpServiceBindingProtocolGuid,
+ &HttpIo->Handle
+ );
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ Status = gBS->OpenProtocol (
+ HttpIo->Handle,
+ &gEfiHttpProtocolGuid,
+ (VOID **) &Http,
+ Image,
+ Controller,
+ EFI_OPEN_PROTOCOL_BY_DRIVER
+ );
+ if (EFI_ERROR (Status) || (Http == NULL)) {
+ goto ON_ERROR;
+ }
+
+ //
+ // Init the configuration data and configure the HTTP child.
+ //
+ HttpIo->Image = Image;
+ HttpIo->Controller = Controller;
+ HttpIo->IpVersion = IpVersion;
+ HttpIo->Http = Http;
+
+ ZeroMem (&HttpConfigData, sizeof (EFI_HTTP_CONFIG_DATA));
+ HttpConfigData.HttpVersion = HttpVersion11;
+ HttpConfigData.TimeOutMillisec = ConfigData->Config4.RequestTimeOut;
+ if (HttpIo->IpVersion == IP_VERSION_4) {
+ HttpConfigData.LocalAddressIsIPv6 = FALSE;
+
+ Http4AccessPoint.UseDefaultAddress = ConfigData->Config4.UseDefaultAddress;
+ Http4AccessPoint.LocalPort = ConfigData->Config4.LocalPort;
+ IP4_COPY_ADDRESS (&Http4AccessPoint.LocalAddress, &ConfigData->Config4.LocalIp);
+ IP4_COPY_ADDRESS (&Http4AccessPoint.LocalSubnet, &ConfigData->Config4.SubnetMask);
+ HttpConfigData.AccessPoint.IPv4Node = &Http4AccessPoint;
+ } else {
+ ASSERT (FALSE);
+ }
+
+ Status = Http->Configure (Http, &HttpConfigData);
+ if (EFI_ERROR (Status)) {
+ goto ON_ERROR;
+ }
+
+ //
+ // Create events for variuos asynchronous operations.
+ //
+ Status = gBS->CreateEvent (
+ EVT_NOTIFY_SIGNAL,
+ TPL_NOTIFY,
+ HttpIoCommonNotify,
+ &HttpIo->IsTxDone,
+ &Event
+ );
+ if (EFI_ERROR (Status)) {
+ goto ON_ERROR;
+ }
+ HttpIo->ReqToken.Event = Event;
+ HttpIo->ReqToken.Message = &HttpIo->ReqMessage;
+
+ Status = gBS->CreateEvent (
+ EVT_NOTIFY_SIGNAL,
+ TPL_NOTIFY,
+ HttpIoCommonNotify,
+ &HttpIo->IsRxDone,
+ &Event
+ );
+ if (EFI_ERROR (Status)) {
+ goto ON_ERROR;
+ }
+ HttpIo->RspToken.Event = Event;
+ HttpIo->RspToken.Message = &HttpIo->RspMessage;
+
+ return EFI_SUCCESS;
+
+ON_ERROR:
+ HttpIoDestroyIo (HttpIo);
+
+ return Status;
+}
+
+/**
+ Destroy the HTTP_IO and release the resouces.
+
+ @param[in] HttpIo The HTTP_IO which wraps the HTTP service to be destroyed.
+
+**/
+VOID
+HttpIoDestroyIo (
+ IN HTTP_IO *HttpIo
+ )
+{
+ EFI_HTTP_PROTOCOL *Http;
+ EFI_EVENT Event;
+
+ if (HttpIo == NULL) {
+ return;
+ }
+
+ Event = HttpIo->ReqToken.Event;
+ if (Event != NULL) {
+ gBS->CloseEvent (Event);
+ }
+
+ Event = HttpIo->RspToken.Event;
+ if (Event != NULL) {
+ gBS->CloseEvent (Event);
+ }
+
+ Http = HttpIo->Http;
+ if (Http != NULL) {
+ Http->Configure (Http, NULL);
+ gBS->CloseProtocol (
+ HttpIo->Handle,
+ &gEfiHttpProtocolGuid,
+ HttpIo->Image,
+ HttpIo->Controller
+ );
+ }
+
+ NetLibDestroyServiceChild (
+ HttpIo->Controller,
+ HttpIo->Image,
+ &gEfiHttpServiceBindingProtocolGuid,
+ HttpIo->Handle
+ );
+}
+
+/**
+ Synchronously send a HTTP REQUEST message to the server.
+
+ @param[in] HttpIo The HttpIo wrapping the HTTP service.
+ @param[in] Request A pointer to storage such data as URL and HTTP method.
+ @param[in] HeaderCount Number of HTTP header structures in Headers list.
+ @param[in] Headers Array containing list of HTTP headers.
+ @param[in] BodyLength Length in bytes of the HTTP body.
+ @param[in] Body Body associated with the HTTP request.
+
+ @retval EFI_SUCCESS The HTTP request is trasmitted.
+ @retval EFI_INVALID_PARAMETER One or more parameters are invalid.
+ @retval EFI_OUT_OF_RESOURCES Failed to allocate memory.
+ @retval EFI_DEVICE_ERROR An unexpected network or system error occurred.
+ @retval Others Other errors as indicated.
+
+**/
+EFI_STATUS
+HttpIoSendRequest (
+ IN HTTP_IO *HttpIo,
+ IN EFI_HTTP_REQUEST_DATA *Request,
+ IN UINTN HeaderCount,
+ IN EFI_HTTP_HEADER *Headers,
+ IN UINTN BodyLength,
+ IN VOID *Body
+ )
+{
+ EFI_STATUS Status;
+ EFI_HTTP_PROTOCOL *Http;
+
+ if (HttpIo == NULL || HttpIo->Http == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ HttpIo->ReqToken.Status = EFI_NOT_READY;
+ HttpIo->ReqToken.Message->Data.Request = Request;
+ HttpIo->ReqToken.Message->HeaderCount = HeaderCount;
+ HttpIo->ReqToken.Message->Headers = Headers;
+ HttpIo->ReqToken.Message->BodyLength = BodyLength;
+ HttpIo->ReqToken.Message->Body = Body;
+
+ //
+ // Queue the request token to HTTP instances.
+ //
+ Http = HttpIo->Http;
+ HttpIo->IsTxDone = FALSE;
+ Status = Http->Request (
+ Http,
+ &HttpIo->ReqToken
+ );
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ //
+ // Poll the network until transmit finish.
+ //
+ while (!HttpIo->IsTxDone) {
+ Http->Poll (Http);
+ }
+
+ return HttpIo->ReqToken.Status;
+}
+
+/**
+ Synchronously receive a HTTP RESPONSE message from the server.
+
+ @param[in] HttpIo The HttpIo wrapping the HTTP service.
+ @param[in] RecvMsgHeader TRUE to receive a new HTTP response (from message header).
+ FALSE to continue receive the previous response message.
+ @param[out] ResponseData Point to a wrapper of the received response data.
+
+ @retval EFI_SUCCESS The HTTP resopnse is received.
+ @retval EFI_INVALID_PARAMETER One or more parameters are invalid.
+ @retval EFI_OUT_OF_RESOURCES Failed to allocate memory.
+ @retval EFI_DEVICE_ERROR An unexpected network or system error occurred.
+ @retval Others Other errors as indicated.
+
+**/
+EFI_STATUS
+HttpIoRecvResponse (
+ IN HTTP_IO *HttpIo,
+ IN BOOLEAN RecvMsgHeader,
+ OUT HTTP_IO_RESOPNSE_DATA *ResponseData
+ )
+{
+ EFI_STATUS Status;
+ EFI_HTTP_PROTOCOL *Http;
+
+ if (HttpIo == NULL || HttpIo->Http == NULL || ResponseData == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ //
+ // Queue the response token to HTTP instances.
+ //
+ HttpIo->RspToken.Status = EFI_NOT_READY;
+ if (RecvMsgHeader) {
+ HttpIo->RspToken.Message->Data.Response = &ResponseData->Response;
+ } else {
+ HttpIo->RspToken.Message->Data.Response = NULL;
+ }
+ HttpIo->RspToken.Message->HeaderCount = 0;
+ HttpIo->RspToken.Message->Headers = NULL;
+ HttpIo->RspToken.Message->BodyLength = ResponseData->BodyLength;
+ HttpIo->RspToken.Message->Body = ResponseData->Body;
+
+ Http = HttpIo->Http;
+ HttpIo->IsRxDone = FALSE;
+ Status = Http->Response (
+ Http,
+ &HttpIo->RspToken
+ );
+
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ //
+ // Poll the network until transmit finish.
+ //
+ while (!HttpIo->IsRxDone) {
+ Http->Poll (Http);
+ }
+
+ //
+ // Store the received data into the wrapper.
+ //
+ Status = HttpIo->ReqToken.Status;
+ if (!EFI_ERROR (Status)) {
+ ResponseData->HeaderCount = HttpIo->RspToken.Message->HeaderCount;
+ ResponseData->Headers = HttpIo->RspToken.Message->Headers;
+ ResponseData->BodyLength = HttpIo->RspToken.Message->BodyLength;
+ }
+
+ return Status;
+}