-/** @file
- Miscellaneous routines specific to Https for HttpDxe driver.
-
-Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>
-(C) Copyright 2016 Hewlett Packard Enterprise Development LP<BR>
-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 "HttpDriver.h"
-
-/**
- Returns the first occurrence of a Null-terminated ASCII sub-string in a Null-terminated
- ASCII string and ignore case during the search process.
-
- This function scans the contents of the ASCII string specified by String
- and returns the first occurrence of SearchString and ignore case during the search process.
- If SearchString is not found in String, then NULL is returned. If the length of SearchString
- is zero, then String is returned.
-
- If String is NULL, then ASSERT().
- If SearchString is NULL, then ASSERT().
-
- @param[in] String A pointer to a Null-terminated ASCII string.
- @param[in] SearchString A pointer to a Null-terminated ASCII string to search for.
-
- @retval NULL If the SearchString does not appear in String.
- @retval others If there is a match return the first occurrence of SearchingString.
- If the length of SearchString is zero,return String.
-
-**/
-CHAR8 *
-AsciiStrCaseStr (
- IN CONST CHAR8 *String,
- IN CONST CHAR8 *SearchString
- )
-{
- CONST CHAR8 *FirstMatch;
- CONST CHAR8 *SearchStringTmp;
-
- CHAR8 Src;
- CHAR8 Dst;
-
- //
- // ASSERT both strings are less long than PcdMaximumAsciiStringLength
- //
- ASSERT (AsciiStrSize (String) != 0);
- ASSERT (AsciiStrSize (SearchString) != 0);
-
- if (*SearchString == '\0') {
- return (CHAR8 *) String;
- }
-
- while (*String != '\0') {
- SearchStringTmp = SearchString;
- FirstMatch = String;
-
- while ((*SearchStringTmp != '\0')
- && (*String != '\0')) {
- Src = *String;
- Dst = *SearchStringTmp;
-
- if ((Src >= 'A') && (Src <= 'Z')) {
- Src -= ('A' - 'a');
- }
-
- if ((Dst >= 'A') && (Dst <= 'Z')) {
- Dst -= ('A' - 'a');
- }
-
- if (Src != Dst) {
- break;
- }
-
- String++;
- SearchStringTmp++;
- }
-
- if (*SearchStringTmp == '\0') {
- return (CHAR8 *) FirstMatch;
- }
-
- String = FirstMatch + 1;
- }
-
- return NULL;
-}
-
-/**
- The callback function to free the net buffer list.
-
- @param[in] Arg The opaque parameter.
-
-**/
-VOID
-EFIAPI
-FreeNbufList (
- IN VOID *Arg
- )
-{
- ASSERT (Arg != NULL);
-
- NetbufFreeList ((LIST_ENTRY *) Arg);
- FreePool (Arg);
-}
-
-/**
- Check whether the Url is from Https.
-
- @param[in] Url The pointer to a HTTP or HTTPS URL string.
-
- @retval TRUE The Url is from HTTPS.
- @retval FALSE The Url is from HTTP.
-
-**/
-BOOLEAN
-IsHttpsUrl (
- IN CHAR8 *Url
- )
-{
- CHAR8 *Tmp;
-
- Tmp = NULL;
-
- Tmp = AsciiStrCaseStr (Url, HTTPS_FLAG);
- if (Tmp != NULL && Tmp == Url) {
- return TRUE;
- }
-
- return FALSE;
-}
-
-/**
- Creates a Tls child handle, open EFI_TLS_PROTOCOL and EFI_TLS_CONFIGURATION_PROTOCOL.
-
- @param[in] ImageHandle The firmware allocated handle for the UEFI image.
- @param[out] TlsProto Pointer to the EFI_TLS_PROTOCOL instance.
- @param[out] TlsConfiguration Pointer to the EFI_TLS_CONFIGURATION_PROTOCOL instance.
-
- @return The child handle with opened EFI_TLS_PROTOCOL and EFI_TLS_CONFIGURATION_PROTOCOL.
-
-**/
-EFI_HANDLE
-EFIAPI
-TlsCreateChild (
- IN EFI_HANDLE ImageHandle,
- OUT EFI_TLS_PROTOCOL **TlsProto,
- OUT EFI_TLS_CONFIGURATION_PROTOCOL **TlsConfiguration
- )
-{
- EFI_STATUS Status;
- EFI_SERVICE_BINDING_PROTOCOL *TlsSb;
- EFI_HANDLE TlsChildHandle;
-
- TlsSb = NULL;
- TlsChildHandle = 0;
-
- //
- // Locate TlsServiceBinding protocol.
- //
- gBS->LocateProtocol (
- &gEfiTlsServiceBindingProtocolGuid,
- NULL,
- (VOID **) &TlsSb
- );
- if (TlsSb == NULL) {
- return NULL;
- }
-
- Status = TlsSb->CreateChild (TlsSb, &TlsChildHandle);
- if (EFI_ERROR (Status)) {
- return NULL;
- }
-
- Status = gBS->OpenProtocol (
- TlsChildHandle,
- &gEfiTlsProtocolGuid,
- (VOID **) TlsProto,
- ImageHandle,
- TlsChildHandle,
- EFI_OPEN_PROTOCOL_GET_PROTOCOL
- );
- if (EFI_ERROR (Status)) {
- TlsSb->DestroyChild (TlsSb, TlsChildHandle);
- return NULL;
- }
-
- Status = gBS->OpenProtocol (
- TlsChildHandle,
- &gEfiTlsConfigurationProtocolGuid,
- (VOID **) TlsConfiguration,
- ImageHandle,
- TlsChildHandle,
- EFI_OPEN_PROTOCOL_GET_PROTOCOL
- );
- if (EFI_ERROR (Status)) {
- TlsSb->DestroyChild (TlsSb, TlsChildHandle);
- return NULL;
- }
-
- return TlsChildHandle;
-}
-
-/**
- Create event for the TLS receive and transmit tokens which are used to receive and
- transmit TLS related messages.
-
- @param[in, out] HttpInstance Pointer to HTTP_PROTOCOL structure.
-
- @retval EFI_SUCCESS The events are created successfully.
- @retval others Other error as indicated.
-
-**/
-EFI_STATUS
-EFIAPI
-TlsCreateTxRxEvent (
- IN OUT HTTP_PROTOCOL *HttpInstance
- )
-{
- EFI_STATUS Status;
-
- if (!HttpInstance->LocalAddressIsIPv6) {
- //
- // For Tcp4TlsTxToken.
- //
- Status = gBS->CreateEvent (
- EVT_NOTIFY_SIGNAL,
- TPL_NOTIFY,
- HttpCommonNotify,
- &HttpInstance->TlsIsTxDone,
- &HttpInstance->Tcp4TlsTxToken.CompletionToken.Event
- );
- if (EFI_ERROR (Status)) {
- goto ERROR;
- }
-
- HttpInstance->Tcp4TlsTxData.Push = TRUE;
- HttpInstance->Tcp4TlsTxData.Urgent = FALSE;
- HttpInstance->Tcp4TlsTxData.DataLength = 0;
- HttpInstance->Tcp4TlsTxData.FragmentCount = 1;
- HttpInstance->Tcp4TlsTxData.FragmentTable[0].FragmentLength = HttpInstance->Tcp4TlsTxData.DataLength;
- HttpInstance->Tcp4TlsTxData.FragmentTable[0].FragmentBuffer = NULL;
- HttpInstance->Tcp4TlsTxToken.Packet.TxData = &HttpInstance->Tcp4TlsTxData;
- HttpInstance->Tcp4TlsTxToken.CompletionToken.Status = EFI_NOT_READY;
-
- //
- // For Tcp4TlsRxToken.
- //
- Status = gBS->CreateEvent (
- EVT_NOTIFY_SIGNAL,
- TPL_NOTIFY,
- HttpCommonNotify,
- &HttpInstance->TlsIsRxDone,
- &HttpInstance->Tcp4TlsRxToken.CompletionToken.Event
- );
- if (EFI_ERROR (Status)) {
- goto ERROR;
- }
-
- HttpInstance->Tcp4TlsRxData.DataLength = 0;
- HttpInstance->Tcp4TlsRxData.FragmentCount = 1;
- HttpInstance->Tcp4TlsRxData.FragmentTable[0].FragmentLength = HttpInstance->Tcp4TlsRxData.DataLength ;
- HttpInstance->Tcp4TlsRxData.FragmentTable[0].FragmentBuffer = NULL;
- HttpInstance->Tcp4TlsRxToken.Packet.RxData = &HttpInstance->Tcp4TlsRxData;
- HttpInstance->Tcp4TlsRxToken.CompletionToken.Status = EFI_NOT_READY;
- } else {
- //
- // For Tcp6TlsTxToken.
- //
- Status = gBS->CreateEvent (
- EVT_NOTIFY_SIGNAL,
- TPL_NOTIFY,
- HttpCommonNotify,
- &HttpInstance->TlsIsTxDone,
- &HttpInstance->Tcp6TlsTxToken.CompletionToken.Event
- );
- if (EFI_ERROR (Status)) {
- goto ERROR;
- }
-
- HttpInstance->Tcp6TlsTxData.Push = TRUE;
- HttpInstance->Tcp6TlsTxData.Urgent = FALSE;
- HttpInstance->Tcp6TlsTxData.DataLength = 0;
- HttpInstance->Tcp6TlsTxData.FragmentCount = 1;
- HttpInstance->Tcp6TlsTxData.FragmentTable[0].FragmentLength = HttpInstance->Tcp6TlsTxData.DataLength;
- HttpInstance->Tcp6TlsTxData.FragmentTable[0].FragmentBuffer = NULL;
- HttpInstance->Tcp6TlsTxToken.Packet.TxData = &HttpInstance->Tcp6TlsTxData;
- HttpInstance->Tcp6TlsTxToken.CompletionToken.Status = EFI_NOT_READY;
-
- //
- // For Tcp6TlsRxToken.
- //
- Status = gBS->CreateEvent (
- EVT_NOTIFY_SIGNAL,
- TPL_NOTIFY,
- HttpCommonNotify,
- &HttpInstance->TlsIsRxDone,
- &HttpInstance->Tcp6TlsRxToken.CompletionToken.Event
- );
- if (EFI_ERROR (Status)) {
- goto ERROR;
- }
-
- HttpInstance->Tcp6TlsRxData.DataLength = 0;
- HttpInstance->Tcp6TlsRxData.FragmentCount = 1;
- HttpInstance->Tcp6TlsRxData.FragmentTable[0].FragmentLength = HttpInstance->Tcp6TlsRxData.DataLength ;
- HttpInstance->Tcp6TlsRxData.FragmentTable[0].FragmentBuffer = NULL;
- HttpInstance->Tcp6TlsRxToken.Packet.RxData = &HttpInstance->Tcp6TlsRxData;
- HttpInstance->Tcp6TlsRxToken.CompletionToken.Status = EFI_NOT_READY;
- }
-
- return Status;
-
-ERROR:
- //
- // Error handling
- //
- TlsCloseTxRxEvent (HttpInstance);
-
- return Status;
-}
-
-/**
- Close events in the TlsTxToken and TlsRxToken.
-
- @param[in] HttpInstance Pointer to HTTP_PROTOCOL structure.
-
-**/
-VOID
-EFIAPI
-TlsCloseTxRxEvent (
- IN HTTP_PROTOCOL *HttpInstance
- )
-{
- ASSERT (HttpInstance != NULL);
- if (!HttpInstance->LocalAddressIsIPv6) {
- if (NULL != HttpInstance->Tcp4TlsTxToken.CompletionToken.Event) {
- gBS->CloseEvent(HttpInstance->Tcp4TlsTxToken.CompletionToken.Event);
- HttpInstance->Tcp4TlsTxToken.CompletionToken.Event = NULL;
- }
-
- if (NULL != HttpInstance->Tcp4TlsRxToken.CompletionToken.Event) {
- gBS->CloseEvent (HttpInstance->Tcp4TlsRxToken.CompletionToken.Event);
- HttpInstance->Tcp4TlsRxToken.CompletionToken.Event = NULL;
- }
- } else {
- if (NULL != HttpInstance->Tcp6TlsTxToken.CompletionToken.Event) {
- gBS->CloseEvent(HttpInstance->Tcp6TlsTxToken.CompletionToken.Event);
- HttpInstance->Tcp6TlsTxToken.CompletionToken.Event = NULL;
- }
-
- if (NULL != HttpInstance->Tcp6TlsRxToken.CompletionToken.Event) {
- gBS->CloseEvent (HttpInstance->Tcp6TlsRxToken.CompletionToken.Event);
- HttpInstance->Tcp6TlsRxToken.CompletionToken.Event = NULL;
- }
- }
-}
-
-/**
- Read the TlsCaCertificate variable and configure it.
-
- @param[in, out] HttpInstance The HTTP instance private data.
-
- @retval EFI_SUCCESS TlsCaCertificate is configured.
- @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.
- @retval EFI_NOT_FOUND Fail to get 'TlsCaCertificate' variable.
- @retval Others Other error as indicated.
-
-**/
-EFI_STATUS
-TlsConfigCertificate (
- IN OUT HTTP_PROTOCOL *HttpInstance
- )
-{
- EFI_STATUS Status;
- UINT8 *CACert;
- UINTN CACertSize;
- UINT32 Index;
- EFI_SIGNATURE_LIST *CertList;
- EFI_SIGNATURE_DATA *Cert;
- UINTN CertCount;
- UINT32 ItemDataSize;
-
- CACert = NULL;
- CACertSize = 0;
-
- //
- // Try to read the TlsCaCertificate variable.
- //
- Status = gRT->GetVariable (
- EFI_TLS_CA_CERTIFICATE_VARIABLE,
- &gEfiTlsCaCertificateGuid,
- NULL,
- &CACertSize,
- NULL
- );
-
- if (EFI_ERROR (Status) && Status != EFI_BUFFER_TOO_SMALL) {
- return Status;
- }
-
- //
- // Allocate buffer and read the config variable.
- //
- CACert = AllocatePool (CACertSize);
- if (CACert == NULL) {
- return EFI_OUT_OF_RESOURCES;
- }
-
- Status = gRT->GetVariable (
- EFI_TLS_CA_CERTIFICATE_VARIABLE,
- &gEfiTlsCaCertificateGuid,
- NULL,
- &CACertSize,
- CACert
- );
- if (EFI_ERROR (Status)) {
- //
- // GetVariable still error or the variable is corrupted.
- // Fall back to the default value.
- //
- FreePool (CACert);
-
- return EFI_NOT_FOUND;
- }
-
- ASSERT (CACert != NULL);
-
- //
- // Enumerate all data and erasing the target item.
- //
- ItemDataSize = (UINT32) CACertSize;
- CertList = (EFI_SIGNATURE_LIST *) CACert;
- while ((ItemDataSize > 0) && (ItemDataSize >= CertList->SignatureListSize)) {
- Cert = (EFI_SIGNATURE_DATA *) ((UINT8 *) CertList + sizeof (EFI_SIGNATURE_LIST) + CertList->SignatureHeaderSize);
- CertCount = (CertList->SignatureListSize - sizeof (EFI_SIGNATURE_LIST) - CertList->SignatureHeaderSize) / CertList->SignatureSize;
- for (Index = 0; Index < CertCount; Index++) {
- //
- // EfiTlsConfigDataTypeCACertificate
- //
- Status = HttpInstance->TlsConfiguration->SetData (
- HttpInstance->TlsConfiguration,
- EfiTlsConfigDataTypeCACertificate,
- Cert->SignatureData,
- CertList->SignatureSize - sizeof (Cert->SignatureOwner)
- );
- if (EFI_ERROR (Status)) {
- FreePool (CACert);
- return Status;
- }
-
- Cert = (EFI_SIGNATURE_DATA *) ((UINT8 *) Cert + CertList->SignatureSize);
- }
-
- ItemDataSize -= CertList->SignatureListSize;
- CertList = (EFI_SIGNATURE_LIST *) ((UINT8 *) CertList + CertList->SignatureListSize);
- }
-
- FreePool (CACert);
- return Status;
-}
-
-/**
- Configure TLS session data.
-
- @param[in, out] HttpInstance The HTTP instance private data.
-
- @retval EFI_SUCCESS TLS session data is configured.
- @retval Others Other error as indicated.
-
-**/
-EFI_STATUS
-EFIAPI
-TlsConfigureSession (
- IN OUT HTTP_PROTOCOL *HttpInstance
- )
-{
- EFI_STATUS Status;
-
- //
- // TlsConfigData initialization
- //
- HttpInstance->TlsConfigData.ConnectionEnd = EfiTlsClient;
- HttpInstance->TlsConfigData.VerifyMethod = EFI_TLS_VERIFY_PEER;
- HttpInstance->TlsConfigData.SessionState = EfiTlsSessionNotStarted;
-
- //
- // EfiTlsConnectionEnd,
- // EfiTlsVerifyMethod
- // EfiTlsSessionState
- //
- Status = HttpInstance->Tls->SetSessionData (
- HttpInstance->Tls,
- EfiTlsConnectionEnd,
- &(HttpInstance->TlsConfigData.ConnectionEnd),
- sizeof (EFI_TLS_CONNECTION_END)
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- Status = HttpInstance->Tls->SetSessionData (
- HttpInstance->Tls,
- EfiTlsVerifyMethod,
- &HttpInstance->TlsConfigData.VerifyMethod,
- sizeof (EFI_TLS_VERIFY)
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- Status = HttpInstance->Tls->SetSessionData (
- HttpInstance->Tls,
- EfiTlsSessionState,
- &(HttpInstance->TlsConfigData.SessionState),
- sizeof (EFI_TLS_SESSION_STATE)
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // Tls Config Certificate
- //
- Status = TlsConfigCertificate (HttpInstance);
- if (EFI_ERROR (Status)) {
- DEBUG ((EFI_D_ERROR, "TLS Certificate Config Error!\n"));
- return Status;
- }
-
- //
- // TlsCreateTxRxEvent
- //
- Status = TlsCreateTxRxEvent (HttpInstance);
- if (EFI_ERROR (Status)) {
- goto ERROR;
- }
-
- return Status;
-
-ERROR:
- TlsCloseTxRxEvent (HttpInstance);
-
- return Status;
-}
-
-/**
- Transmit the Packet by processing the associated HTTPS token.
-
- @param[in, out] HttpInstance Pointer to HTTP_PROTOCOL structure.
- @param[in] Packet The packet to transmit.
-
- @retval EFI_SUCCESS The packet is transmitted.
- @retval EFI_INVALID_PARAMETER HttpInstance is NULL or Packet is NULL.
- @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.
- @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.
- @retval Others Other errors as indicated.
-
-**/
-EFI_STATUS
-EFIAPI
-TlsCommonTransmit (
- IN OUT HTTP_PROTOCOL *HttpInstance,
- IN NET_BUF *Packet
- )
-{
- EFI_STATUS Status;
- VOID *Data;
- UINTN Size;
-
- if ((HttpInstance == NULL) || (Packet == NULL)) {
- return EFI_INVALID_PARAMETER;
- }
-
- if (!HttpInstance->LocalAddressIsIPv6) {
- Size = sizeof (EFI_TCP4_TRANSMIT_DATA) +
- (Packet->BlockOpNum - 1) * sizeof (EFI_TCP4_FRAGMENT_DATA);
- } else {
- Size = sizeof (EFI_TCP6_TRANSMIT_DATA) +
- (Packet->BlockOpNum - 1) * sizeof (EFI_TCP6_FRAGMENT_DATA);
- }
-
- Data = AllocatePool (Size);
- if (Data == NULL) {
- return EFI_OUT_OF_RESOURCES;
- }
-
- if (!HttpInstance->LocalAddressIsIPv6) {
- ((EFI_TCP4_TRANSMIT_DATA *) Data)->Push = TRUE;
- ((EFI_TCP4_TRANSMIT_DATA *) Data)->Urgent = FALSE;
- ((EFI_TCP4_TRANSMIT_DATA *) Data)->DataLength = Packet->TotalSize;
-
- //
- // Build the fragment table.
- //
- ((EFI_TCP4_TRANSMIT_DATA *) Data)->FragmentCount = Packet->BlockOpNum;
-
- NetbufBuildExt (
- Packet,
- (NET_FRAGMENT *) &((EFI_TCP4_TRANSMIT_DATA *) Data)->FragmentTable[0],
- &((EFI_TCP4_TRANSMIT_DATA *) Data)->FragmentCount
- );
-
- HttpInstance->Tcp4TlsTxToken.Packet.TxData = (EFI_TCP4_TRANSMIT_DATA *) Data;
-
- Status = EFI_DEVICE_ERROR;
-
- //
- // Transmit the packet.
- //
- Status = HttpInstance->Tcp4->Transmit (HttpInstance->Tcp4, &HttpInstance->Tcp4TlsTxToken);
- if (EFI_ERROR (Status)) {
- goto ON_EXIT;
- }
-
- while (!HttpInstance->TlsIsTxDone) {
- HttpInstance->Tcp4->Poll (HttpInstance->Tcp4);
- }
-
- HttpInstance->TlsIsTxDone = FALSE;
- Status = HttpInstance->Tcp4TlsTxToken.CompletionToken.Status;
- } else {
- ((EFI_TCP6_TRANSMIT_DATA *) Data)->Push = TRUE;
- ((EFI_TCP6_TRANSMIT_DATA *) Data)->Urgent = FALSE;
- ((EFI_TCP6_TRANSMIT_DATA *) Data)->DataLength = Packet->TotalSize;
-
- //
- // Build the fragment table.
- //
- ((EFI_TCP6_TRANSMIT_DATA *) Data)->FragmentCount = Packet->BlockOpNum;
-
- NetbufBuildExt (
- Packet,
- (NET_FRAGMENT *) &((EFI_TCP6_TRANSMIT_DATA *) Data)->FragmentTable[0],
- &((EFI_TCP6_TRANSMIT_DATA *) Data)->FragmentCount
- );
-
- HttpInstance->Tcp6TlsTxToken.Packet.TxData = (EFI_TCP6_TRANSMIT_DATA *) Data;
-
- Status = EFI_DEVICE_ERROR;
-
- //
- // Transmit the packet.
- //
- Status = HttpInstance->Tcp6->Transmit (HttpInstance->Tcp6, &HttpInstance->Tcp6TlsTxToken);
- if (EFI_ERROR (Status)) {
- goto ON_EXIT;
- }
-
- while (!HttpInstance->TlsIsTxDone) {
- HttpInstance->Tcp6->Poll (HttpInstance->Tcp6);
- }
-
- HttpInstance->TlsIsTxDone = FALSE;
- Status = HttpInstance->Tcp6TlsTxToken.CompletionToken.Status;
- }
-
-ON_EXIT:
- FreePool (Data);
-
- return Status;
-}
-
-/**
- Receive the Packet by processing the associated HTTPS token.
-
- @param[in, out] HttpInstance Pointer to HTTP_PROTOCOL structure.
- @param[in] Packet The packet to transmit.
- @param[in] Timeout The time to wait for connection done.
-
- @retval EFI_SUCCESS The Packet is received.
- @retval EFI_INVALID_PARAMETER HttpInstance is NULL or Packet is NULL.
- @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.
- @retval EFI_TIMEOUT The operation is time out.
- @retval Others Other error as indicated.
-
-**/
-EFI_STATUS
-EFIAPI
-TlsCommonReceive (
- IN OUT HTTP_PROTOCOL *HttpInstance,
- IN NET_BUF *Packet,
- IN EFI_EVENT Timeout
- )
-{
- EFI_TCP4_RECEIVE_DATA *Tcp4RxData;
- EFI_TCP6_RECEIVE_DATA *Tcp6RxData;
- EFI_STATUS Status;
- NET_FRAGMENT *Fragment;
- UINT32 FragmentCount;
- UINT32 CurrentFragment;
-
- Tcp4RxData = NULL;
- Tcp6RxData = NULL;
-
- if ((HttpInstance == NULL) || (Packet == NULL)) {
- return EFI_INVALID_PARAMETER;
- }
-
- FragmentCount = Packet->BlockOpNum;
- Fragment = AllocatePool (FragmentCount * sizeof (NET_FRAGMENT));
- if (Fragment == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- goto ON_EXIT;
- }
-
- //
- // Build the fragment table.
- //
- NetbufBuildExt (Packet, Fragment, &FragmentCount);
-
- if (!HttpInstance->LocalAddressIsIPv6) {
- Tcp4RxData = HttpInstance->Tcp4TlsRxToken.Packet.RxData;
- if (Tcp4RxData == NULL) {
- return EFI_INVALID_PARAMETER;
- }
- Tcp4RxData->FragmentCount = 1;
- } else {
- Tcp6RxData = HttpInstance->Tcp6TlsRxToken.Packet.RxData;
- if (Tcp6RxData == NULL) {
- return EFI_INVALID_PARAMETER;
- }
- Tcp6RxData->FragmentCount = 1;
- }
-
- CurrentFragment = 0;
- Status = EFI_SUCCESS;
-
- while (CurrentFragment < FragmentCount) {
- if (!HttpInstance->LocalAddressIsIPv6) {
- Tcp4RxData->DataLength = Fragment[CurrentFragment].Len;
- Tcp4RxData->FragmentTable[0].FragmentLength = Fragment[CurrentFragment].Len;
- Tcp4RxData->FragmentTable[0].FragmentBuffer = Fragment[CurrentFragment].Bulk;
- Status = HttpInstance->Tcp4->Receive (HttpInstance->Tcp4, &HttpInstance->Tcp4TlsRxToken);
- } else {
- Tcp6RxData->DataLength = Fragment[CurrentFragment].Len;
- Tcp6RxData->FragmentTable[0].FragmentLength = Fragment[CurrentFragment].Len;
- Tcp6RxData->FragmentTable[0].FragmentBuffer = Fragment[CurrentFragment].Bulk;
- Status = HttpInstance->Tcp6->Receive (HttpInstance->Tcp6, &HttpInstance->Tcp6TlsRxToken);
- }
- if (EFI_ERROR (Status)) {
- goto ON_EXIT;
- }
-
- while (!HttpInstance->TlsIsRxDone && ((Timeout == NULL) || EFI_ERROR (gBS->CheckEvent (Timeout)))) {
- //
- // Poll until some data is received or an error occurs.
- //
- if (!HttpInstance->LocalAddressIsIPv6) {
- HttpInstance->Tcp4->Poll (HttpInstance->Tcp4);
- } else {
- HttpInstance->Tcp6->Poll (HttpInstance->Tcp6);
- }
- }
-
- if (!HttpInstance->TlsIsRxDone) {
- //
- // Timeout occurs, cancel the receive request.
- //
- if (!HttpInstance->LocalAddressIsIPv6) {
- HttpInstance->Tcp4->Cancel (HttpInstance->Tcp4, &HttpInstance->Tcp4TlsRxToken.CompletionToken);
- } else {
- HttpInstance->Tcp6->Cancel (HttpInstance->Tcp6, &HttpInstance->Tcp6TlsRxToken.CompletionToken);
- }
-
- Status = EFI_TIMEOUT;
- goto ON_EXIT;
- } else {
- HttpInstance->TlsIsRxDone = FALSE;
- }
-
- if (!HttpInstance->LocalAddressIsIPv6) {
- Status = HttpInstance->Tcp4TlsRxToken.CompletionToken.Status;
- if (EFI_ERROR (Status)) {
- goto ON_EXIT;
- }
-
- Fragment[CurrentFragment].Len -= Tcp4RxData->FragmentTable[0].FragmentLength;
- if (Fragment[CurrentFragment].Len == 0) {
- CurrentFragment++;
- } else {
- Fragment[CurrentFragment].Bulk += Tcp4RxData->FragmentTable[0].FragmentLength;
- }
- } else {
- Status = HttpInstance->Tcp6TlsRxToken.CompletionToken.Status;
- if (EFI_ERROR (Status)) {
- goto ON_EXIT;
- }
-
- Fragment[CurrentFragment].Len -= Tcp6RxData->FragmentTable[0].FragmentLength;
- if (Fragment[CurrentFragment].Len == 0) {
- CurrentFragment++;
- } else {
- Fragment[CurrentFragment].Bulk += Tcp6RxData->FragmentTable[0].FragmentLength;
- }
- }
- }
-
-ON_EXIT:
-
- if (Fragment != NULL) {
- FreePool (Fragment);
- }
-
- return Status;
-}
-
-/**
- Receive one TLS PDU. An TLS PDU contains an TLS record header and it's
- corresponding record data. These two parts will be put into two blocks of buffers in the
- net buffer.
-
- @param[in, out] HttpInstance Pointer to HTTP_PROTOCOL structure.
- @param[out] Pdu The received TLS PDU.
- @param[in] Timeout The time to wait for connection done.
-
- @retval EFI_SUCCESS An TLS PDU is received.
- @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.
- @retval EFI_PROTOCOL_ERROR An unexpected TLS packet was received.
- @retval Others Other errors as indicated.
-
-**/
-EFI_STATUS
-EFIAPI
-TlsReceiveOnePdu (
- IN OUT HTTP_PROTOCOL *HttpInstance,
- OUT NET_BUF **Pdu,
- IN EFI_EVENT Timeout
- )
-{
- EFI_STATUS Status;
-
- LIST_ENTRY *NbufList;
-
- UINT32 Len;
-
- NET_BUF *PduHdr;
- UINT8 *Header;
- TLS_RECORD_HEADER RecordHeader;
-
- NET_BUF *DataSeg;
-
- NbufList = NULL;
- PduHdr = NULL;
- Header = NULL;
- DataSeg = NULL;
-
- NbufList = AllocatePool (sizeof (LIST_ENTRY));
- if (NbufList == NULL) {
- return EFI_OUT_OF_RESOURCES;
- }
-
- InitializeListHead (NbufList);
-
- //
- // Allocate buffer to receive one TLS header.
- //
- Len = sizeof (TLS_RECORD_HEADER);
- PduHdr = NetbufAlloc (Len);
- if (PduHdr == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- goto ON_EXIT;
- }
-
- Header = NetbufAllocSpace (PduHdr, Len, NET_BUF_TAIL);
- if (Header == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- goto ON_EXIT;
- }
-
- //
- // First step, receive one TLS header.
- //
- Status = TlsCommonReceive (HttpInstance, PduHdr, Timeout);
- if (EFI_ERROR (Status)) {
- goto ON_EXIT;
- }
-
- RecordHeader = *(TLS_RECORD_HEADER *) Header;
- if ((RecordHeader.ContentType == TLS_CONTENT_TYPE_HANDSHAKE ||
- RecordHeader.ContentType == TLS_CONTENT_TYPE_ALERT ||
- RecordHeader.ContentType == TLS_CONTENT_TYPE_CHANGE_CIPHER_SPEC ||
- RecordHeader.ContentType == TLS_CONTENT_TYPE_APPLICATION_DATA) &&
- (RecordHeader.Version.Major == 0x03) && /// Major versions are same.
- (RecordHeader.Version.Minor == TLS10_PROTOCOL_VERSION_MINOR ||
- RecordHeader.Version.Minor ==TLS11_PROTOCOL_VERSION_MINOR ||
- RecordHeader.Version.Minor == TLS12_PROTOCOL_VERSION_MINOR)
- ) {
- InsertTailList (NbufList, &PduHdr->List);
- } else {
- Status = EFI_PROTOCOL_ERROR;
- goto ON_EXIT;
- }
-
- Len = SwapBytes16(RecordHeader.Length);
- if (Len == 0) {
- //
- // No TLS payload.
- //
- goto FORM_PDU;
- }
-
- //
- // Allocate buffer to receive one TLS payload.
- //
- DataSeg = NetbufAlloc (Len);
- if (DataSeg == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- goto ON_EXIT;
- }
-
- NetbufAllocSpace (DataSeg, Len, NET_BUF_TAIL);
-
- //
- // Second step, receive one TLS payload.
- //
- Status = TlsCommonReceive (HttpInstance, DataSeg, Timeout);
- if (EFI_ERROR (Status)) {
- goto ON_EXIT;
- }
-
- InsertTailList (NbufList, &DataSeg->List);
-
-FORM_PDU:
- //
- // Form the PDU from a list of PDU.
- //
- *Pdu = NetbufFromBufList (NbufList, 0, 0, FreeNbufList, NbufList);
- if (*Pdu == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- }
-
-ON_EXIT:
-
- if (EFI_ERROR (Status)) {
- //
- // Free the Nbufs in this NbufList and the NbufList itself.
- //
- FreeNbufList (NbufList);
- }
-
- return Status;
-}
-
-/**
- Connect one TLS session by finishing the TLS handshake process.
-
- @param[in] HttpInstance The HTTP instance private data.
- @param[in] Timeout The time to wait for connection done.
-
- @retval EFI_SUCCESS The TLS session is established.
- @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.
- @retval EFI_ABORTED TLS session state is incorrect.
- @retval Others Other error as indicated.
-
-**/
-EFI_STATUS
-EFIAPI
-TlsConnectSession (
- IN HTTP_PROTOCOL *HttpInstance,
- IN EFI_EVENT Timeout
- )
-{
- EFI_STATUS Status;
- UINT8 *BufferOut;
- UINTN BufferOutSize;
- NET_BUF *PacketOut;
- UINT8 *DataOut;
- NET_BUF *Pdu;
- UINT8 *BufferIn;
- UINTN BufferInSize;
- UINT8 *GetSessionDataBuffer;
- UINTN GetSessionDataBufferSize;
-
- BufferOut = NULL;
- PacketOut = NULL;
- DataOut = NULL;
- Pdu = NULL;
- BufferIn = NULL;
-
- //
- // Initialize TLS state.
- //
- HttpInstance->TlsSessionState = EfiTlsSessionNotStarted;
- Status = HttpInstance->Tls->SetSessionData (
- HttpInstance->Tls,
- EfiTlsSessionState,
- &(HttpInstance->TlsSessionState),
- sizeof (EFI_TLS_SESSION_STATE)
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // Create ClientHello
- //
- BufferOutSize = DEF_BUF_LEN;
- BufferOut = AllocateZeroPool (BufferOutSize);
- if (BufferOut == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- return Status;
- }
-
- Status = HttpInstance->Tls->BuildResponsePacket (
- HttpInstance->Tls,
- NULL,
- 0,
- BufferOut,
- &BufferOutSize
- );
- if (Status == EFI_BUFFER_TOO_SMALL) {
- FreePool (BufferOut);
- BufferOut = AllocateZeroPool (BufferOutSize);
- if (BufferOut == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- return Status;
- }
-
- Status = HttpInstance->Tls->BuildResponsePacket (
- HttpInstance->Tls,
- NULL,
- 0,
- BufferOut,
- &BufferOutSize
- );
- }
- if (EFI_ERROR (Status)) {
- FreePool (BufferOut);
- return Status;
- }
-
- //
- // Transmit ClientHello
- //
- PacketOut = NetbufAlloc ((UINT32) BufferOutSize);
- DataOut = NetbufAllocSpace (PacketOut, (UINT32) BufferOutSize, NET_BUF_TAIL);
- if (DataOut == NULL) {
- FreePool (BufferOut);
- return EFI_OUT_OF_RESOURCES;
- }
-
- CopyMem (DataOut, BufferOut, BufferOutSize);
- Status = TlsCommonTransmit (HttpInstance, PacketOut);
-
- FreePool (BufferOut);
- NetbufFree (PacketOut);
-
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- while(HttpInstance->TlsSessionState != EfiTlsSessionDataTransferring && \
- ((Timeout == NULL) || EFI_ERROR (gBS->CheckEvent (Timeout)))) {
- //
- // Receive one TLS record.
- //
- Status = TlsReceiveOnePdu (HttpInstance, &Pdu, Timeout);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- BufferInSize = Pdu->TotalSize;
- BufferIn = AllocateZeroPool (BufferInSize);
- if (BufferIn == NULL) {
- NetbufFree (Pdu);
- Status = EFI_OUT_OF_RESOURCES;
- return Status;
- }
-
- NetbufCopy (Pdu, 0, (UINT32)BufferInSize, BufferIn);
-
- NetbufFree (Pdu);
-
- //
- // Handle Receive data.
- //
- BufferOutSize = DEF_BUF_LEN;
- BufferOut = AllocateZeroPool (BufferOutSize);
- if (BufferOut == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- return Status;
- }
-
- Status = HttpInstance->Tls->BuildResponsePacket (
- HttpInstance->Tls,
- BufferIn,
- BufferInSize,
- BufferOut,
- &BufferOutSize
- );
- if (Status == EFI_BUFFER_TOO_SMALL) {
- FreePool (BufferOut);
- BufferOut = AllocateZeroPool (BufferOutSize);
- if (BufferOut == NULL) {
- FreePool (BufferIn);
- Status = EFI_OUT_OF_RESOURCES;
- return Status;
- }
-
- Status = HttpInstance->Tls->BuildResponsePacket (
- HttpInstance->Tls,
- BufferIn,
- BufferInSize,
- BufferOut,
- &BufferOutSize
- );
- }
-
- FreePool (BufferIn);
-
- if (EFI_ERROR (Status)) {
- FreePool (BufferOut);
- return Status;
- }
-
- if (BufferOutSize != 0) {
- //
- // Transmit the response packet.
- //
- PacketOut = NetbufAlloc ((UINT32) BufferOutSize);
- DataOut = NetbufAllocSpace (PacketOut, (UINT32) BufferOutSize, NET_BUF_TAIL);
- if (DataOut == NULL) {
- FreePool (BufferOut);
- return EFI_OUT_OF_RESOURCES;
- }
-
- CopyMem (DataOut, BufferOut, BufferOutSize);
-
- Status = TlsCommonTransmit (HttpInstance, PacketOut);
-
- NetbufFree (PacketOut);
-
- if (EFI_ERROR (Status)) {
- FreePool (BufferOut);
- return Status;
- }
- }
-
- FreePool (BufferOut);
-
- //
- // Get the session state, then decide whether need to continue handle received packet.
- //
- GetSessionDataBufferSize = DEF_BUF_LEN;
- GetSessionDataBuffer = AllocateZeroPool (GetSessionDataBufferSize);
- if (GetSessionDataBuffer == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- return Status;
- }
-
- Status = HttpInstance->Tls->GetSessionData (
- HttpInstance->Tls,
- EfiTlsSessionState,
- GetSessionDataBuffer,
- &GetSessionDataBufferSize
- );
- if (Status == EFI_BUFFER_TOO_SMALL) {
- FreePool (GetSessionDataBuffer);
- GetSessionDataBuffer = AllocateZeroPool (GetSessionDataBufferSize);
- if (GetSessionDataBuffer == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- return Status;
- }
-
- Status = HttpInstance->Tls->GetSessionData (
- HttpInstance->Tls,
- EfiTlsSessionState,
- GetSessionDataBuffer,
- &GetSessionDataBufferSize
- );
- }
- if (EFI_ERROR (Status)) {
- FreePool(GetSessionDataBuffer);
- return Status;
- }
-
- ASSERT(GetSessionDataBufferSize == sizeof (EFI_TLS_SESSION_STATE));
- HttpInstance->TlsSessionState = *(EFI_TLS_SESSION_STATE *) GetSessionDataBuffer;
-
- FreePool (GetSessionDataBuffer);
-
- if(HttpInstance->TlsSessionState == EfiTlsSessionError) {
- return EFI_ABORTED;
- }
- }
-
- if (HttpInstance->TlsSessionState != EfiTlsSessionDataTransferring) {
- Status = EFI_ABORTED;
- }
-
- return Status;
-}
-
-/**
- Close the TLS session and send out the close notification message.
-
- @param[in] HttpInstance The HTTP instance private data.
-
- @retval EFI_SUCCESS The TLS session is closed.
- @retval EFI_INVALID_PARAMETER HttpInstance is NULL.
- @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.
- @retval Others Other error as indicated.
-
-**/
-EFI_STATUS
-EFIAPI
-TlsCloseSession (
- IN HTTP_PROTOCOL *HttpInstance
- )
-{
- EFI_STATUS Status;
-
- UINT8 *BufferOut;
- UINTN BufferOutSize;
-
- NET_BUF *PacketOut;
- UINT8 *DataOut;
-
- Status = EFI_SUCCESS;
- BufferOut = NULL;
- PacketOut = NULL;
- DataOut = NULL;
-
- if (HttpInstance == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- HttpInstance->TlsSessionState = EfiTlsSessionClosing;
-
- Status = HttpInstance->Tls->SetSessionData (
- HttpInstance->Tls,
- EfiTlsSessionState,
- &(HttpInstance->TlsSessionState),
- sizeof (EFI_TLS_SESSION_STATE)
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- BufferOutSize = DEF_BUF_LEN;
- BufferOut = AllocateZeroPool (BufferOutSize);
- if (BufferOut == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- return Status;
- }
-
- Status = HttpInstance->Tls->BuildResponsePacket (
- HttpInstance->Tls,
- NULL,
- 0,
- BufferOut,
- &BufferOutSize
- );
- if (Status == EFI_BUFFER_TOO_SMALL) {
- FreePool (BufferOut);
- BufferOut = AllocateZeroPool (BufferOutSize);
- if (BufferOut == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- return Status;
- }
-
- Status = HttpInstance->Tls->BuildResponsePacket (
- HttpInstance->Tls,
- NULL,
- 0,
- BufferOut,
- &BufferOutSize
- );
- }
-
- if (EFI_ERROR (Status)) {
- FreePool (BufferOut);
- return Status;
- }
-
- PacketOut = NetbufAlloc ((UINT32) BufferOutSize);
- DataOut = NetbufAllocSpace (PacketOut, (UINT32) BufferOutSize, NET_BUF_TAIL);
- if (DataOut == NULL) {
- FreePool (BufferOut);
- return EFI_OUT_OF_RESOURCES;
- }
-
- CopyMem (DataOut, BufferOut, BufferOutSize);
-
- Status = TlsCommonTransmit (HttpInstance, PacketOut);
-
- FreePool (BufferOut);
- NetbufFree (PacketOut);
-
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- return Status;
-}
-
-/**
- Process one message according to the CryptMode.
-
- @param[in] HttpInstance Pointer to HTTP_PROTOCOL structure.
- @param[in] Message Pointer to the message buffer needed to processed.
- @param[in] MessageSize Pointer to the message buffer size.
- @param[in] ProcessMode Process mode.
- @param[in, out] Fragment Only one Fragment returned after the Message is
- processed successfully.
-
- @retval EFI_SUCCESS Message is processed successfully.
- @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.
- @retval Others Other errors as indicated.
-
-**/
-EFI_STATUS
-EFIAPI
-TlsProcessMessage (
- IN HTTP_PROTOCOL *HttpInstance,
- IN UINT8 *Message,
- IN UINTN MessageSize,
- IN EFI_TLS_CRYPT_MODE ProcessMode,
- IN OUT NET_FRAGMENT *Fragment
- )
-{
- EFI_STATUS Status;
- UINT8 *Buffer;
- UINT32 BufferSize;
- UINT32 BytesCopied;
- EFI_TLS_FRAGMENT_DATA *FragmentTable;
- UINT32 FragmentCount;
- EFI_TLS_FRAGMENT_DATA *OriginalFragmentTable;
- UINTN Index;
-
- Status = EFI_SUCCESS;
- Buffer = NULL;
- BufferSize = 0;
- BytesCopied = 0;
- FragmentTable = NULL;
- OriginalFragmentTable = NULL;
-
- //
- // Rebuild fragment table from BufferIn.
- //
- FragmentCount = 1;
- FragmentTable = AllocateZeroPool (FragmentCount * sizeof (EFI_TLS_FRAGMENT_DATA));
- if (FragmentTable == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- goto ON_EXIT;
- }
-
- FragmentTable->FragmentLength = (UINT32) MessageSize;
- FragmentTable->FragmentBuffer = Message;
-
- //
- // Record the original FragmentTable.
- //
- OriginalFragmentTable = FragmentTable;
-
- //
- // Process the Message.
- //
- Status = HttpInstance->Tls->ProcessPacket (
- HttpInstance->Tls,
- &FragmentTable,
- &FragmentCount,
- ProcessMode
- );
- if (EFI_ERROR (Status)) {
- goto ON_EXIT;
- }
-
- //
- // Calculate the size according to FragmentTable.
- //
- for (Index = 0; Index < FragmentCount; Index++) {
- BufferSize += FragmentTable[Index].FragmentLength;
- }
-
- //
- // Allocate buffer for processed data.
- //
- Buffer = AllocateZeroPool (BufferSize);
- if (Buffer == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- goto ON_EXIT;
- }
-
- //
- // Copy the new FragmentTable buffer into Buffer.
- //
- for (Index = 0; Index < FragmentCount; Index++) {
- CopyMem (
- (Buffer + BytesCopied),
- FragmentTable[Index].FragmentBuffer,
- FragmentTable[Index].FragmentLength
- );
- BytesCopied += FragmentTable[Index].FragmentLength;
-
- //
- // Free the FragmentBuffer since it has been copied.
- //
- FreePool (FragmentTable[Index].FragmentBuffer);
- }
-
- Fragment->Len = BufferSize;
- Fragment->Bulk = Buffer;
-
-ON_EXIT:
-
- if (OriginalFragmentTable != NULL) {
- FreePool (OriginalFragmentTable);
- OriginalFragmentTable = NULL;
- }
-
- //
- // Caller has the responsibility to free the FragmentTable.
- //
- if (FragmentTable != NULL) {
- FreePool (FragmentTable);
- FragmentTable = NULL;
- }
-
- return Status;
-}
-
-/**
- Receive one fragment decrypted from one TLS record.
-
- @param[in] HttpInstance Pointer to HTTP_PROTOCOL structure.
- @param[in, out] Fragment The received Fragment.
- @param[in] Timeout The time to wait for connection done.
-
- @retval EFI_SUCCESS One fragment is received.
- @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.
- @retval EFI_ABORTED Something wrong decryption the message.
- @retval Others Other errors as indicated.
-
-**/
-EFI_STATUS
-EFIAPI
-HttpsReceive (
- IN HTTP_PROTOCOL *HttpInstance,
- IN OUT NET_FRAGMENT *Fragment,
- IN EFI_EVENT Timeout
- )
-{
- EFI_STATUS Status;
- NET_BUF *Pdu;
- TLS_RECORD_HEADER RecordHeader;
- UINT8 *BufferIn;
- UINTN BufferInSize;
- NET_FRAGMENT TempFragment;
- UINT8 *BufferOut;
- UINTN BufferOutSize;
- NET_BUF *PacketOut;
- UINT8 *DataOut;
- UINT8 *GetSessionDataBuffer;
- UINTN GetSessionDataBufferSize;
-
- Status = EFI_SUCCESS;
- Pdu = NULL;
- BufferIn = NULL;
- BufferInSize = 0;
- BufferOut = NULL;
- BufferOutSize = 0;
- PacketOut = NULL;
- DataOut = NULL;
- GetSessionDataBuffer = NULL;
- GetSessionDataBufferSize = 0;
-
- //
- // Receive only one TLS record
- //
- Status = TlsReceiveOnePdu (HttpInstance, &Pdu, Timeout);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- BufferInSize = Pdu->TotalSize;
- BufferIn = AllocateZeroPool (BufferInSize);
- if (BufferIn == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- NetbufFree (Pdu);
- return Status;
- }
-
- NetbufCopy (Pdu, 0, (UINT32) BufferInSize, BufferIn);
-
- NetbufFree (Pdu);
-
- //
- // Handle Receive data.
- //
- RecordHeader = *(TLS_RECORD_HEADER *) BufferIn;
-
- if ((RecordHeader.ContentType == TLS_CONTENT_TYPE_APPLICATION_DATA) &&
- (RecordHeader.Version.Major == 0x03) &&
- (RecordHeader.Version.Minor == TLS10_PROTOCOL_VERSION_MINOR ||
- RecordHeader.Version.Minor == TLS11_PROTOCOL_VERSION_MINOR ||
- RecordHeader.Version.Minor == TLS12_PROTOCOL_VERSION_MINOR)
- ) {
- //
- // Decrypt Packet.
- //
- Status = TlsProcessMessage (
- HttpInstance,
- BufferIn,
- BufferInSize,
- EfiTlsDecrypt,
- &TempFragment
- );
-
- FreePool (BufferIn);
-
- if (EFI_ERROR (Status)) {
- if (Status == EFI_ABORTED) {
- //
- // Something wrong decryption the message.
- // BuildResponsePacket() will be called to generate Error Alert message and send it out.
- //
- BufferOutSize = DEF_BUF_LEN;
- BufferOut = AllocateZeroPool (BufferOutSize);
- if (BufferOut == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- return Status;
- }
-
- Status = HttpInstance->Tls->BuildResponsePacket (
- HttpInstance->Tls,
- NULL,
- 0,
- BufferOut,
- &BufferOutSize
- );
- if (Status == EFI_BUFFER_TOO_SMALL) {
- FreePool (BufferOut);
- BufferOut = AllocateZeroPool (BufferOutSize);
- if (BufferOut == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- return Status;
- }
-
- Status = HttpInstance->Tls->BuildResponsePacket (
- HttpInstance->Tls,
- NULL,
- 0,
- BufferOut,
- &BufferOutSize
- );
- }
- if (EFI_ERROR (Status)) {
- FreePool(BufferOut);
- return Status;
- }
-
- if (BufferOutSize != 0) {
- PacketOut = NetbufAlloc ((UINT32)BufferOutSize);
- DataOut = NetbufAllocSpace (PacketOut, (UINT32) BufferOutSize, NET_BUF_TAIL);
- if (DataOut == NULL) {
- FreePool (BufferOut);
- return EFI_OUT_OF_RESOURCES;
- }
-
- CopyMem (DataOut, BufferOut, BufferOutSize);
-
- Status = TlsCommonTransmit (HttpInstance, PacketOut);
-
- NetbufFree (PacketOut);
- }
-
- FreePool(BufferOut);
-
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- return EFI_ABORTED;
- }
-
- return Status;
- }
-
- //
- // Parsing buffer.
- //
- ASSERT (((TLS_RECORD_HEADER *) (TempFragment.Bulk))->ContentType == TLS_CONTENT_TYPE_APPLICATION_DATA);
-
- BufferInSize = ((TLS_RECORD_HEADER *) (TempFragment.Bulk))->Length;
- BufferIn = AllocateZeroPool (BufferInSize);
- if (BufferIn == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- return Status;
- }
-
- CopyMem (BufferIn, TempFragment.Bulk + sizeof (TLS_RECORD_HEADER), BufferInSize);
-
- //
- // Free the buffer in TempFragment.
- //
- FreePool (TempFragment.Bulk);
-
- } else if ((RecordHeader.ContentType == TLS_CONTENT_TYPE_ALERT) &&
- (RecordHeader.Version.Major == 0x03) &&
- (RecordHeader.Version.Minor == TLS10_PROTOCOL_VERSION_MINOR ||
- RecordHeader.Version.Minor == TLS11_PROTOCOL_VERSION_MINOR ||
- RecordHeader.Version.Minor == TLS12_PROTOCOL_VERSION_MINOR)
- ) {
- BufferOutSize = DEF_BUF_LEN;
- BufferOut = AllocateZeroPool (BufferOutSize);
- if (BufferOut == NULL) {
- FreePool (BufferIn);
- Status = EFI_OUT_OF_RESOURCES;
- return Status;
- }
-
- Status = HttpInstance->Tls->BuildResponsePacket (
- HttpInstance->Tls,
- BufferIn,
- BufferInSize,
- BufferOut,
- &BufferOutSize
- );
- if (Status == EFI_BUFFER_TOO_SMALL) {
- FreePool (BufferOut);
- BufferOut = AllocateZeroPool (BufferOutSize);
- if (BufferOut == NULL) {
- FreePool (BufferIn);
- Status = EFI_OUT_OF_RESOURCES;
- return Status;
- }
-
- Status = HttpInstance->Tls->BuildResponsePacket (
- HttpInstance->Tls,
- BufferIn,
- BufferInSize,
- BufferOut,
- &BufferOutSize
- );
- }
-
- FreePool (BufferIn);
-
- if (EFI_ERROR (Status)) {
- FreePool (BufferOut);
- return Status;
- }
-
- if (BufferOutSize != 0) {
- PacketOut = NetbufAlloc ((UINT32) BufferOutSize);
- DataOut = NetbufAllocSpace (PacketOut, (UINT32) BufferOutSize, NET_BUF_TAIL);
- if (DataOut == NULL) {
- FreePool (BufferOut);
- return EFI_OUT_OF_RESOURCES;
- }
-
- CopyMem (DataOut, BufferOut, BufferOutSize);
-
- Status = TlsCommonTransmit (HttpInstance, PacketOut);
-
- NetbufFree (PacketOut);
- }
-
- FreePool (BufferOut);
-
- //
- // Get the session state.
- //
- GetSessionDataBufferSize = DEF_BUF_LEN;
- GetSessionDataBuffer = AllocateZeroPool (GetSessionDataBufferSize);
- if (GetSessionDataBuffer == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- return Status;
- }
-
- Status = HttpInstance->Tls->GetSessionData (
- HttpInstance->Tls,
- EfiTlsSessionState,
- GetSessionDataBuffer,
- &GetSessionDataBufferSize
- );
- if (Status == EFI_BUFFER_TOO_SMALL) {
- FreePool (GetSessionDataBuffer);
- GetSessionDataBuffer = AllocateZeroPool (GetSessionDataBufferSize);
- if (GetSessionDataBuffer == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- return Status;
- }
-
- Status = HttpInstance->Tls->GetSessionData (
- HttpInstance->Tls,
- EfiTlsSessionState,
- GetSessionDataBuffer,
- &GetSessionDataBufferSize
- );
- }
- if (EFI_ERROR (Status)) {
- FreePool (GetSessionDataBuffer);
- return Status;
- }
-
- ASSERT(GetSessionDataBufferSize == sizeof (EFI_TLS_SESSION_STATE));
- HttpInstance->TlsSessionState = *(EFI_TLS_SESSION_STATE *) GetSessionDataBuffer;
-
- FreePool (GetSessionDataBuffer);
-
- if(HttpInstance->TlsSessionState == EfiTlsSessionError) {
- DEBUG ((EFI_D_ERROR, "TLS Session State Error!\n"));
- return EFI_ABORTED;
- }
-
- BufferIn = NULL;
- BufferInSize = 0;
- }
-
- Fragment->Bulk = BufferIn;
- Fragment->Len = (UINT32) BufferInSize;
-
- return Status;
-}
+/** @file\r
+ Miscellaneous routines specific to Https for HttpDxe driver.\r
+\r
+Copyright (c) 2016 - 2017, Intel Corporation. All rights reserved.<BR>\r
+(C) Copyright 2016 Hewlett Packard Enterprise Development LP<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
+\r
+**/\r
+\r
+#include "HttpDriver.h"\r
+\r
+/**\r
+ Returns the first occurrence of a Null-terminated ASCII sub-string in a Null-terminated\r
+ ASCII string and ignore case during the search process.\r
+\r
+ This function scans the contents of the ASCII string specified by String\r
+ and returns the first occurrence of SearchString and ignore case during the search process.\r
+ If SearchString is not found in String, then NULL is returned. If the length of SearchString\r
+ is zero, then String is returned.\r
+\r
+ If String is NULL, then ASSERT().\r
+ If SearchString is NULL, then ASSERT().\r
+\r
+ @param[in] String A pointer to a Null-terminated ASCII string.\r
+ @param[in] SearchString A pointer to a Null-terminated ASCII string to search for.\r
+\r
+ @retval NULL If the SearchString does not appear in String.\r
+ @retval others If there is a match return the first occurrence of SearchingString.\r
+ If the length of SearchString is zero,return String.\r
+\r
+**/\r
+CHAR8 *\r
+AsciiStrCaseStr (\r
+ IN CONST CHAR8 *String,\r
+ IN CONST CHAR8 *SearchString\r
+ )\r
+{\r
+ CONST CHAR8 *FirstMatch;\r
+ CONST CHAR8 *SearchStringTmp;\r
+\r
+ CHAR8 Src;\r
+ CHAR8 Dst;\r
+\r
+ //\r
+ // ASSERT both strings are less long than PcdMaximumAsciiStringLength\r
+ //\r
+ ASSERT (AsciiStrSize (String) != 0);\r
+ ASSERT (AsciiStrSize (SearchString) != 0);\r
+\r
+ if (*SearchString == '\0') {\r
+ return (CHAR8 *) String;\r
+ }\r
+\r
+ while (*String != '\0') {\r
+ SearchStringTmp = SearchString;\r
+ FirstMatch = String;\r
+\r
+ while ((*SearchStringTmp != '\0')\r
+ && (*String != '\0')) {\r
+ Src = *String;\r
+ Dst = *SearchStringTmp;\r
+\r
+ if ((Src >= 'A') && (Src <= 'Z')) {\r
+ Src -= ('A' - 'a');\r
+ }\r
+\r
+ if ((Dst >= 'A') && (Dst <= 'Z')) {\r
+ Dst -= ('A' - 'a');\r
+ }\r
+\r
+ if (Src != Dst) {\r
+ break;\r
+ }\r
+\r
+ String++;\r
+ SearchStringTmp++;\r
+ }\r
+\r
+ if (*SearchStringTmp == '\0') {\r
+ return (CHAR8 *) FirstMatch;\r
+ }\r
+\r
+ String = FirstMatch + 1;\r
+ }\r
+\r
+ return NULL;\r
+}\r
+\r
+/**\r
+ The callback function to free the net buffer list.\r
+\r
+ @param[in] Arg The opaque parameter.\r
+\r
+**/\r
+VOID\r
+EFIAPI\r
+FreeNbufList (\r
+ IN VOID *Arg\r
+ )\r
+{\r
+ ASSERT (Arg != NULL);\r
+\r
+ NetbufFreeList ((LIST_ENTRY *) Arg);\r
+ FreePool (Arg);\r
+}\r
+\r
+/**\r
+ Check whether the Url is from Https.\r
+\r
+ @param[in] Url The pointer to a HTTP or HTTPS URL string.\r
+\r
+ @retval TRUE The Url is from HTTPS.\r
+ @retval FALSE The Url is from HTTP.\r
+\r
+**/\r
+BOOLEAN\r
+IsHttpsUrl (\r
+ IN CHAR8 *Url\r
+ )\r
+{\r
+ CHAR8 *Tmp;\r
+\r
+ Tmp = NULL;\r
+\r
+ Tmp = AsciiStrCaseStr (Url, HTTPS_FLAG);\r
+ if (Tmp != NULL && Tmp == Url) {\r
+ return TRUE;\r
+ }\r
+\r
+ return FALSE;\r
+}\r
+\r
+/**\r
+ Creates a Tls child handle, open EFI_TLS_PROTOCOL and EFI_TLS_CONFIGURATION_PROTOCOL.\r
+\r
+ @param[in] ImageHandle The firmware allocated handle for the UEFI image.\r
+ @param[out] TlsProto Pointer to the EFI_TLS_PROTOCOL instance.\r
+ @param[out] TlsConfiguration Pointer to the EFI_TLS_CONFIGURATION_PROTOCOL instance.\r
+\r
+ @return The child handle with opened EFI_TLS_PROTOCOL and EFI_TLS_CONFIGURATION_PROTOCOL.\r
+\r
+**/\r
+EFI_HANDLE\r
+EFIAPI\r
+TlsCreateChild (\r
+ IN EFI_HANDLE ImageHandle,\r
+ OUT EFI_TLS_PROTOCOL **TlsProto,\r
+ OUT EFI_TLS_CONFIGURATION_PROTOCOL **TlsConfiguration\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ EFI_SERVICE_BINDING_PROTOCOL *TlsSb;\r
+ EFI_HANDLE TlsChildHandle;\r
+\r
+ TlsSb = NULL;\r
+ TlsChildHandle = 0;\r
+\r
+ //\r
+ // Locate TlsServiceBinding protocol.\r
+ //\r
+ gBS->LocateProtocol (\r
+ &gEfiTlsServiceBindingProtocolGuid,\r
+ NULL,\r
+ (VOID **) &TlsSb\r
+ );\r
+ if (TlsSb == NULL) {\r
+ return NULL;\r
+ }\r
+\r
+ Status = TlsSb->CreateChild (TlsSb, &TlsChildHandle);\r
+ if (EFI_ERROR (Status)) {\r
+ return NULL;\r
+ }\r
+\r
+ Status = gBS->OpenProtocol (\r
+ TlsChildHandle,\r
+ &gEfiTlsProtocolGuid,\r
+ (VOID **) TlsProto,\r
+ ImageHandle,\r
+ TlsChildHandle,\r
+ EFI_OPEN_PROTOCOL_GET_PROTOCOL\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ TlsSb->DestroyChild (TlsSb, TlsChildHandle);\r
+ return NULL;\r
+ }\r
+\r
+ Status = gBS->OpenProtocol (\r
+ TlsChildHandle,\r
+ &gEfiTlsConfigurationProtocolGuid,\r
+ (VOID **) TlsConfiguration,\r
+ ImageHandle,\r
+ TlsChildHandle,\r
+ EFI_OPEN_PROTOCOL_GET_PROTOCOL\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ TlsSb->DestroyChild (TlsSb, TlsChildHandle);\r
+ return NULL;\r
+ }\r
+\r
+ return TlsChildHandle;\r
+}\r
+\r
+/**\r
+ Create event for the TLS receive and transmit tokens which are used to receive and\r
+ transmit TLS related messages.\r
+\r
+ @param[in, out] HttpInstance Pointer to HTTP_PROTOCOL structure.\r
+\r
+ @retval EFI_SUCCESS The events are created successfully.\r
+ @retval others Other error as indicated.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+TlsCreateTxRxEvent (\r
+ IN OUT HTTP_PROTOCOL *HttpInstance\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+\r
+ if (!HttpInstance->LocalAddressIsIPv6) {\r
+ //\r
+ // For Tcp4TlsTxToken.\r
+ //\r
+ Status = gBS->CreateEvent (\r
+ EVT_NOTIFY_SIGNAL,\r
+ TPL_NOTIFY,\r
+ HttpCommonNotify,\r
+ &HttpInstance->TlsIsTxDone,\r
+ &HttpInstance->Tcp4TlsTxToken.CompletionToken.Event\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ goto ERROR;\r
+ }\r
+\r
+ HttpInstance->Tcp4TlsTxData.Push = TRUE;\r
+ HttpInstance->Tcp4TlsTxData.Urgent = FALSE;\r
+ HttpInstance->Tcp4TlsTxData.DataLength = 0;\r
+ HttpInstance->Tcp4TlsTxData.FragmentCount = 1;\r
+ HttpInstance->Tcp4TlsTxData.FragmentTable[0].FragmentLength = HttpInstance->Tcp4TlsTxData.DataLength;\r
+ HttpInstance->Tcp4TlsTxData.FragmentTable[0].FragmentBuffer = NULL;\r
+ HttpInstance->Tcp4TlsTxToken.Packet.TxData = &HttpInstance->Tcp4TlsTxData;\r
+ HttpInstance->Tcp4TlsTxToken.CompletionToken.Status = EFI_NOT_READY;\r
+\r
+ //\r
+ // For Tcp4TlsRxToken.\r
+ //\r
+ Status = gBS->CreateEvent (\r
+ EVT_NOTIFY_SIGNAL,\r
+ TPL_NOTIFY,\r
+ HttpCommonNotify,\r
+ &HttpInstance->TlsIsRxDone,\r
+ &HttpInstance->Tcp4TlsRxToken.CompletionToken.Event\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ goto ERROR;\r
+ }\r
+\r
+ HttpInstance->Tcp4TlsRxData.DataLength = 0;\r
+ HttpInstance->Tcp4TlsRxData.FragmentCount = 1;\r
+ HttpInstance->Tcp4TlsRxData.FragmentTable[0].FragmentLength = HttpInstance->Tcp4TlsRxData.DataLength ;\r
+ HttpInstance->Tcp4TlsRxData.FragmentTable[0].FragmentBuffer = NULL;\r
+ HttpInstance->Tcp4TlsRxToken.Packet.RxData = &HttpInstance->Tcp4TlsRxData;\r
+ HttpInstance->Tcp4TlsRxToken.CompletionToken.Status = EFI_NOT_READY;\r
+ } else {\r
+ //\r
+ // For Tcp6TlsTxToken.\r
+ //\r
+ Status = gBS->CreateEvent (\r
+ EVT_NOTIFY_SIGNAL,\r
+ TPL_NOTIFY,\r
+ HttpCommonNotify,\r
+ &HttpInstance->TlsIsTxDone,\r
+ &HttpInstance->Tcp6TlsTxToken.CompletionToken.Event\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ goto ERROR;\r
+ }\r
+\r
+ HttpInstance->Tcp6TlsTxData.Push = TRUE;\r
+ HttpInstance->Tcp6TlsTxData.Urgent = FALSE;\r
+ HttpInstance->Tcp6TlsTxData.DataLength = 0;\r
+ HttpInstance->Tcp6TlsTxData.FragmentCount = 1;\r
+ HttpInstance->Tcp6TlsTxData.FragmentTable[0].FragmentLength = HttpInstance->Tcp6TlsTxData.DataLength;\r
+ HttpInstance->Tcp6TlsTxData.FragmentTable[0].FragmentBuffer = NULL;\r
+ HttpInstance->Tcp6TlsTxToken.Packet.TxData = &HttpInstance->Tcp6TlsTxData;\r
+ HttpInstance->Tcp6TlsTxToken.CompletionToken.Status = EFI_NOT_READY;\r
+\r
+ //\r
+ // For Tcp6TlsRxToken.\r
+ //\r
+ Status = gBS->CreateEvent (\r
+ EVT_NOTIFY_SIGNAL,\r
+ TPL_NOTIFY,\r
+ HttpCommonNotify,\r
+ &HttpInstance->TlsIsRxDone,\r
+ &HttpInstance->Tcp6TlsRxToken.CompletionToken.Event\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ goto ERROR;\r
+ }\r
+\r
+ HttpInstance->Tcp6TlsRxData.DataLength = 0;\r
+ HttpInstance->Tcp6TlsRxData.FragmentCount = 1;\r
+ HttpInstance->Tcp6TlsRxData.FragmentTable[0].FragmentLength = HttpInstance->Tcp6TlsRxData.DataLength ;\r
+ HttpInstance->Tcp6TlsRxData.FragmentTable[0].FragmentBuffer = NULL;\r
+ HttpInstance->Tcp6TlsRxToken.Packet.RxData = &HttpInstance->Tcp6TlsRxData;\r
+ HttpInstance->Tcp6TlsRxToken.CompletionToken.Status = EFI_NOT_READY;\r
+ }\r
+\r
+ return Status;\r
+\r
+ERROR:\r
+ //\r
+ // Error handling\r
+ //\r
+ TlsCloseTxRxEvent (HttpInstance);\r
+\r
+ return Status;\r
+}\r
+\r
+/**\r
+ Close events in the TlsTxToken and TlsRxToken.\r
+\r
+ @param[in] HttpInstance Pointer to HTTP_PROTOCOL structure.\r
+\r
+**/\r
+VOID\r
+EFIAPI\r
+TlsCloseTxRxEvent (\r
+ IN HTTP_PROTOCOL *HttpInstance\r
+ )\r
+{\r
+ ASSERT (HttpInstance != NULL);\r
+ if (!HttpInstance->LocalAddressIsIPv6) {\r
+ if (NULL != HttpInstance->Tcp4TlsTxToken.CompletionToken.Event) {\r
+ gBS->CloseEvent(HttpInstance->Tcp4TlsTxToken.CompletionToken.Event);\r
+ HttpInstance->Tcp4TlsTxToken.CompletionToken.Event = NULL;\r
+ }\r
+\r
+ if (NULL != HttpInstance->Tcp4TlsRxToken.CompletionToken.Event) {\r
+ gBS->CloseEvent (HttpInstance->Tcp4TlsRxToken.CompletionToken.Event);\r
+ HttpInstance->Tcp4TlsRxToken.CompletionToken.Event = NULL;\r
+ }\r
+ } else {\r
+ if (NULL != HttpInstance->Tcp6TlsTxToken.CompletionToken.Event) {\r
+ gBS->CloseEvent(HttpInstance->Tcp6TlsTxToken.CompletionToken.Event);\r
+ HttpInstance->Tcp6TlsTxToken.CompletionToken.Event = NULL;\r
+ }\r
+\r
+ if (NULL != HttpInstance->Tcp6TlsRxToken.CompletionToken.Event) {\r
+ gBS->CloseEvent (HttpInstance->Tcp6TlsRxToken.CompletionToken.Event);\r
+ HttpInstance->Tcp6TlsRxToken.CompletionToken.Event = NULL;\r
+ }\r
+ }\r
+}\r
+\r
+/**\r
+ Read the TlsCaCertificate variable and configure it.\r
+\r
+ @param[in, out] HttpInstance The HTTP instance private data.\r
+\r
+ @retval EFI_SUCCESS TlsCaCertificate is configured.\r
+ @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.\r
+ @retval EFI_NOT_FOUND Fail to get 'TlsCaCertificate' variable.\r
+ @retval Others Other error as indicated.\r
+\r
+**/\r
+EFI_STATUS\r
+TlsConfigCertificate (\r
+ IN OUT HTTP_PROTOCOL *HttpInstance\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ UINT8 *CACert;\r
+ UINTN CACertSize;\r
+ UINT32 Index;\r
+ EFI_SIGNATURE_LIST *CertList;\r
+ EFI_SIGNATURE_DATA *Cert;\r
+ UINTN CertCount;\r
+ UINT32 ItemDataSize;\r
+\r
+ CACert = NULL;\r
+ CACertSize = 0;\r
+\r
+ //\r
+ // Try to read the TlsCaCertificate variable.\r
+ //\r
+ Status = gRT->GetVariable (\r
+ EFI_TLS_CA_CERTIFICATE_VARIABLE,\r
+ &gEfiTlsCaCertificateGuid,\r
+ NULL,\r
+ &CACertSize,\r
+ NULL\r
+ );\r
+\r
+ if (EFI_ERROR (Status) && Status != EFI_BUFFER_TOO_SMALL) {\r
+ return Status;\r
+ }\r
+\r
+ //\r
+ // Allocate buffer and read the config variable.\r
+ //\r
+ CACert = AllocatePool (CACertSize);\r
+ if (CACert == NULL) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ Status = gRT->GetVariable (\r
+ EFI_TLS_CA_CERTIFICATE_VARIABLE,\r
+ &gEfiTlsCaCertificateGuid,\r
+ NULL,\r
+ &CACertSize,\r
+ CACert\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ //\r
+ // GetVariable still error or the variable is corrupted.\r
+ // Fall back to the default value.\r
+ //\r
+ FreePool (CACert);\r
+\r
+ return EFI_NOT_FOUND;\r
+ }\r
+\r
+ ASSERT (CACert != NULL);\r
+\r
+ //\r
+ // Enumerate all data and erasing the target item.\r
+ //\r
+ ItemDataSize = (UINT32) CACertSize;\r
+ CertList = (EFI_SIGNATURE_LIST *) CACert;\r
+ while ((ItemDataSize > 0) && (ItemDataSize >= CertList->SignatureListSize)) {\r
+ Cert = (EFI_SIGNATURE_DATA *) ((UINT8 *) CertList + sizeof (EFI_SIGNATURE_LIST) + CertList->SignatureHeaderSize);\r
+ CertCount = (CertList->SignatureListSize - sizeof (EFI_SIGNATURE_LIST) - CertList->SignatureHeaderSize) / CertList->SignatureSize;\r
+ for (Index = 0; Index < CertCount; Index++) {\r
+ //\r
+ // EfiTlsConfigDataTypeCACertificate\r
+ //\r
+ Status = HttpInstance->TlsConfiguration->SetData (\r
+ HttpInstance->TlsConfiguration,\r
+ EfiTlsConfigDataTypeCACertificate,\r
+ Cert->SignatureData,\r
+ CertList->SignatureSize - sizeof (Cert->SignatureOwner)\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ FreePool (CACert);\r
+ return Status;\r
+ }\r
+\r
+ Cert = (EFI_SIGNATURE_DATA *) ((UINT8 *) Cert + CertList->SignatureSize);\r
+ }\r
+\r
+ ItemDataSize -= CertList->SignatureListSize;\r
+ CertList = (EFI_SIGNATURE_LIST *) ((UINT8 *) CertList + CertList->SignatureListSize);\r
+ }\r
+\r
+ FreePool (CACert);\r
+ return Status;\r
+}\r
+\r
+/**\r
+ Configure TLS session data.\r
+\r
+ @param[in, out] HttpInstance The HTTP instance private data.\r
+\r
+ @retval EFI_SUCCESS TLS session data is configured.\r
+ @retval Others Other error as indicated.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+TlsConfigureSession (\r
+ IN OUT HTTP_PROTOCOL *HttpInstance\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+\r
+ //\r
+ // TlsConfigData initialization\r
+ //\r
+ HttpInstance->TlsConfigData.ConnectionEnd = EfiTlsClient;\r
+ HttpInstance->TlsConfigData.VerifyMethod = EFI_TLS_VERIFY_PEER;\r
+ HttpInstance->TlsConfigData.SessionState = EfiTlsSessionNotStarted;\r
+\r
+ //\r
+ // EfiTlsConnectionEnd,\r
+ // EfiTlsVerifyMethod\r
+ // EfiTlsSessionState\r
+ //\r
+ Status = HttpInstance->Tls->SetSessionData (\r
+ HttpInstance->Tls,\r
+ EfiTlsConnectionEnd,\r
+ &(HttpInstance->TlsConfigData.ConnectionEnd),\r
+ sizeof (EFI_TLS_CONNECTION_END)\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ Status = HttpInstance->Tls->SetSessionData (\r
+ HttpInstance->Tls,\r
+ EfiTlsVerifyMethod,\r
+ &HttpInstance->TlsConfigData.VerifyMethod,\r
+ sizeof (EFI_TLS_VERIFY)\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ Status = HttpInstance->Tls->SetSessionData (\r
+ HttpInstance->Tls,\r
+ EfiTlsSessionState,\r
+ &(HttpInstance->TlsConfigData.SessionState),\r
+ sizeof (EFI_TLS_SESSION_STATE)\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ //\r
+ // Tls Config Certificate\r
+ //\r
+ Status = TlsConfigCertificate (HttpInstance);\r
+ if (EFI_ERROR (Status)) {\r
+ DEBUG ((EFI_D_ERROR, "TLS Certificate Config Error!\n"));\r
+ return Status;\r
+ }\r
+\r
+ //\r
+ // TlsCreateTxRxEvent\r
+ //\r
+ Status = TlsCreateTxRxEvent (HttpInstance);\r
+ if (EFI_ERROR (Status)) {\r
+ goto ERROR;\r
+ }\r
+\r
+ return Status;\r
+\r
+ERROR:\r
+ TlsCloseTxRxEvent (HttpInstance);\r
+\r
+ return Status;\r
+}\r
+\r
+/**\r
+ Transmit the Packet by processing the associated HTTPS token.\r
+\r
+ @param[in, out] HttpInstance Pointer to HTTP_PROTOCOL structure.\r
+ @param[in] Packet The packet to transmit.\r
+\r
+ @retval EFI_SUCCESS The packet is transmitted.\r
+ @retval EFI_INVALID_PARAMETER HttpInstance is NULL or Packet is NULL.\r
+ @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.\r
+ @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r
+ @retval Others Other errors as indicated.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+TlsCommonTransmit (\r
+ IN OUT HTTP_PROTOCOL *HttpInstance,\r
+ IN NET_BUF *Packet\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ VOID *Data;\r
+ UINTN Size;\r
+\r
+ if ((HttpInstance == NULL) || (Packet == NULL)) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+\r
+ if (!HttpInstance->LocalAddressIsIPv6) {\r
+ Size = sizeof (EFI_TCP4_TRANSMIT_DATA) +\r
+ (Packet->BlockOpNum - 1) * sizeof (EFI_TCP4_FRAGMENT_DATA);\r
+ } else {\r
+ Size = sizeof (EFI_TCP6_TRANSMIT_DATA) +\r
+ (Packet->BlockOpNum - 1) * sizeof (EFI_TCP6_FRAGMENT_DATA);\r
+ }\r
+\r
+ Data = AllocatePool (Size);\r
+ if (Data == NULL) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ if (!HttpInstance->LocalAddressIsIPv6) {\r
+ ((EFI_TCP4_TRANSMIT_DATA *) Data)->Push = TRUE;\r
+ ((EFI_TCP4_TRANSMIT_DATA *) Data)->Urgent = FALSE;\r
+ ((EFI_TCP4_TRANSMIT_DATA *) Data)->DataLength = Packet->TotalSize;\r
+\r
+ //\r
+ // Build the fragment table.\r
+ //\r
+ ((EFI_TCP4_TRANSMIT_DATA *) Data)->FragmentCount = Packet->BlockOpNum;\r
+\r
+ NetbufBuildExt (\r
+ Packet,\r
+ (NET_FRAGMENT *) &((EFI_TCP4_TRANSMIT_DATA *) Data)->FragmentTable[0],\r
+ &((EFI_TCP4_TRANSMIT_DATA *) Data)->FragmentCount\r
+ );\r
+\r
+ HttpInstance->Tcp4TlsTxToken.Packet.TxData = (EFI_TCP4_TRANSMIT_DATA *) Data;\r
+\r
+ Status = EFI_DEVICE_ERROR;\r
+\r
+ //\r
+ // Transmit the packet.\r
+ //\r
+ Status = HttpInstance->Tcp4->Transmit (HttpInstance->Tcp4, &HttpInstance->Tcp4TlsTxToken);\r
+ if (EFI_ERROR (Status)) {\r
+ goto ON_EXIT;\r
+ }\r
+\r
+ while (!HttpInstance->TlsIsTxDone) {\r
+ HttpInstance->Tcp4->Poll (HttpInstance->Tcp4);\r
+ }\r
+\r
+ HttpInstance->TlsIsTxDone = FALSE;\r
+ Status = HttpInstance->Tcp4TlsTxToken.CompletionToken.Status;\r
+ } else {\r
+ ((EFI_TCP6_TRANSMIT_DATA *) Data)->Push = TRUE;\r
+ ((EFI_TCP6_TRANSMIT_DATA *) Data)->Urgent = FALSE;\r
+ ((EFI_TCP6_TRANSMIT_DATA *) Data)->DataLength = Packet->TotalSize;\r
+\r
+ //\r
+ // Build the fragment table.\r
+ //\r
+ ((EFI_TCP6_TRANSMIT_DATA *) Data)->FragmentCount = Packet->BlockOpNum;\r
+\r
+ NetbufBuildExt (\r
+ Packet,\r
+ (NET_FRAGMENT *) &((EFI_TCP6_TRANSMIT_DATA *) Data)->FragmentTable[0],\r
+ &((EFI_TCP6_TRANSMIT_DATA *) Data)->FragmentCount\r
+ );\r
+\r
+ HttpInstance->Tcp6TlsTxToken.Packet.TxData = (EFI_TCP6_TRANSMIT_DATA *) Data;\r
+\r
+ Status = EFI_DEVICE_ERROR;\r
+\r
+ //\r
+ // Transmit the packet.\r
+ //\r
+ Status = HttpInstance->Tcp6->Transmit (HttpInstance->Tcp6, &HttpInstance->Tcp6TlsTxToken);\r
+ if (EFI_ERROR (Status)) {\r
+ goto ON_EXIT;\r
+ }\r
+\r
+ while (!HttpInstance->TlsIsTxDone) {\r
+ HttpInstance->Tcp6->Poll (HttpInstance->Tcp6);\r
+ }\r
+\r
+ HttpInstance->TlsIsTxDone = FALSE;\r
+ Status = HttpInstance->Tcp6TlsTxToken.CompletionToken.Status;\r
+ }\r
+\r
+ON_EXIT:\r
+ FreePool (Data);\r
+\r
+ return Status;\r
+}\r
+\r
+/**\r
+ Receive the Packet by processing the associated HTTPS token.\r
+\r
+ @param[in, out] HttpInstance Pointer to HTTP_PROTOCOL structure.\r
+ @param[in] Packet The packet to transmit.\r
+ @param[in] Timeout The time to wait for connection done.\r
+\r
+ @retval EFI_SUCCESS The Packet is received.\r
+ @retval EFI_INVALID_PARAMETER HttpInstance is NULL or Packet is NULL.\r
+ @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.\r
+ @retval EFI_TIMEOUT The operation is time out.\r
+ @retval Others Other error as indicated.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+TlsCommonReceive (\r
+ IN OUT HTTP_PROTOCOL *HttpInstance,\r
+ IN NET_BUF *Packet,\r
+ IN EFI_EVENT Timeout\r
+ )\r
+{\r
+ EFI_TCP4_RECEIVE_DATA *Tcp4RxData;\r
+ EFI_TCP6_RECEIVE_DATA *Tcp6RxData;\r
+ EFI_STATUS Status;\r
+ NET_FRAGMENT *Fragment;\r
+ UINT32 FragmentCount;\r
+ UINT32 CurrentFragment;\r
+\r
+ Tcp4RxData = NULL;\r
+ Tcp6RxData = NULL;\r
+\r
+ if ((HttpInstance == NULL) || (Packet == NULL)) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+\r
+ FragmentCount = Packet->BlockOpNum;\r
+ Fragment = AllocatePool (FragmentCount * sizeof (NET_FRAGMENT));\r
+ if (Fragment == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ goto ON_EXIT;\r
+ }\r
+\r
+ //\r
+ // Build the fragment table.\r
+ //\r
+ NetbufBuildExt (Packet, Fragment, &FragmentCount);\r
+\r
+ if (!HttpInstance->LocalAddressIsIPv6) {\r
+ Tcp4RxData = HttpInstance->Tcp4TlsRxToken.Packet.RxData;\r
+ if (Tcp4RxData == NULL) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+ Tcp4RxData->FragmentCount = 1;\r
+ } else {\r
+ Tcp6RxData = HttpInstance->Tcp6TlsRxToken.Packet.RxData;\r
+ if (Tcp6RxData == NULL) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+ Tcp6RxData->FragmentCount = 1;\r
+ }\r
+\r
+ CurrentFragment = 0;\r
+ Status = EFI_SUCCESS;\r
+\r
+ while (CurrentFragment < FragmentCount) {\r
+ if (!HttpInstance->LocalAddressIsIPv6) {\r
+ Tcp4RxData->DataLength = Fragment[CurrentFragment].Len;\r
+ Tcp4RxData->FragmentTable[0].FragmentLength = Fragment[CurrentFragment].Len;\r
+ Tcp4RxData->FragmentTable[0].FragmentBuffer = Fragment[CurrentFragment].Bulk;\r
+ Status = HttpInstance->Tcp4->Receive (HttpInstance->Tcp4, &HttpInstance->Tcp4TlsRxToken);\r
+ } else {\r
+ Tcp6RxData->DataLength = Fragment[CurrentFragment].Len;\r
+ Tcp6RxData->FragmentTable[0].FragmentLength = Fragment[CurrentFragment].Len;\r
+ Tcp6RxData->FragmentTable[0].FragmentBuffer = Fragment[CurrentFragment].Bulk;\r
+ Status = HttpInstance->Tcp6->Receive (HttpInstance->Tcp6, &HttpInstance->Tcp6TlsRxToken);\r
+ }\r
+ if (EFI_ERROR (Status)) {\r
+ goto ON_EXIT;\r
+ }\r
+\r
+ while (!HttpInstance->TlsIsRxDone && ((Timeout == NULL) || EFI_ERROR (gBS->CheckEvent (Timeout)))) {\r
+ //\r
+ // Poll until some data is received or an error occurs.\r
+ //\r
+ if (!HttpInstance->LocalAddressIsIPv6) {\r
+ HttpInstance->Tcp4->Poll (HttpInstance->Tcp4);\r
+ } else {\r
+ HttpInstance->Tcp6->Poll (HttpInstance->Tcp6);\r
+ }\r
+ }\r
+\r
+ if (!HttpInstance->TlsIsRxDone) {\r
+ //\r
+ // Timeout occurs, cancel the receive request.\r
+ //\r
+ if (!HttpInstance->LocalAddressIsIPv6) {\r
+ HttpInstance->Tcp4->Cancel (HttpInstance->Tcp4, &HttpInstance->Tcp4TlsRxToken.CompletionToken);\r
+ } else {\r
+ HttpInstance->Tcp6->Cancel (HttpInstance->Tcp6, &HttpInstance->Tcp6TlsRxToken.CompletionToken);\r
+ }\r
+\r
+ Status = EFI_TIMEOUT;\r
+ goto ON_EXIT;\r
+ } else {\r
+ HttpInstance->TlsIsRxDone = FALSE;\r
+ }\r
+\r
+ if (!HttpInstance->LocalAddressIsIPv6) {\r
+ Status = HttpInstance->Tcp4TlsRxToken.CompletionToken.Status;\r
+ if (EFI_ERROR (Status)) {\r
+ goto ON_EXIT;\r
+ }\r
+\r
+ Fragment[CurrentFragment].Len -= Tcp4RxData->FragmentTable[0].FragmentLength;\r
+ if (Fragment[CurrentFragment].Len == 0) {\r
+ CurrentFragment++;\r
+ } else {\r
+ Fragment[CurrentFragment].Bulk += Tcp4RxData->FragmentTable[0].FragmentLength;\r
+ }\r
+ } else {\r
+ Status = HttpInstance->Tcp6TlsRxToken.CompletionToken.Status;\r
+ if (EFI_ERROR (Status)) {\r
+ goto ON_EXIT;\r
+ }\r
+\r
+ Fragment[CurrentFragment].Len -= Tcp6RxData->FragmentTable[0].FragmentLength;\r
+ if (Fragment[CurrentFragment].Len == 0) {\r
+ CurrentFragment++;\r
+ } else {\r
+ Fragment[CurrentFragment].Bulk += Tcp6RxData->FragmentTable[0].FragmentLength;\r
+ }\r
+ }\r
+ }\r
+\r
+ON_EXIT:\r
+\r
+ if (Fragment != NULL) {\r
+ FreePool (Fragment);\r
+ }\r
+\r
+ return Status;\r
+}\r
+\r
+/**\r
+ Receive one TLS PDU. An TLS PDU contains an TLS record header and it's\r
+ corresponding record data. These two parts will be put into two blocks of buffers in the\r
+ net buffer.\r
+\r
+ @param[in, out] HttpInstance Pointer to HTTP_PROTOCOL structure.\r
+ @param[out] Pdu The received TLS PDU.\r
+ @param[in] Timeout The time to wait for connection done.\r
+\r
+ @retval EFI_SUCCESS An TLS PDU is received.\r
+ @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.\r
+ @retval EFI_PROTOCOL_ERROR An unexpected TLS packet was received.\r
+ @retval Others Other errors as indicated.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+TlsReceiveOnePdu (\r
+ IN OUT HTTP_PROTOCOL *HttpInstance,\r
+ OUT NET_BUF **Pdu,\r
+ IN EFI_EVENT Timeout\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+\r
+ LIST_ENTRY *NbufList;\r
+\r
+ UINT32 Len;\r
+\r
+ NET_BUF *PduHdr;\r
+ UINT8 *Header;\r
+ TLS_RECORD_HEADER RecordHeader;\r
+\r
+ NET_BUF *DataSeg;\r
+\r
+ NbufList = NULL;\r
+ PduHdr = NULL;\r
+ Header = NULL;\r
+ DataSeg = NULL;\r
+\r
+ NbufList = AllocatePool (sizeof (LIST_ENTRY));\r
+ if (NbufList == NULL) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ InitializeListHead (NbufList);\r
+\r
+ //\r
+ // Allocate buffer to receive one TLS header.\r
+ //\r
+ Len = sizeof (TLS_RECORD_HEADER);\r
+ PduHdr = NetbufAlloc (Len);\r
+ if (PduHdr == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ goto ON_EXIT;\r
+ }\r
+\r
+ Header = NetbufAllocSpace (PduHdr, Len, NET_BUF_TAIL);\r
+ if (Header == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ goto ON_EXIT;\r
+ }\r
+\r
+ //\r
+ // First step, receive one TLS header.\r
+ //\r
+ Status = TlsCommonReceive (HttpInstance, PduHdr, Timeout);\r
+ if (EFI_ERROR (Status)) {\r
+ goto ON_EXIT;\r
+ }\r
+\r
+ RecordHeader = *(TLS_RECORD_HEADER *) Header;\r
+ if ((RecordHeader.ContentType == TlsContentTypeHandshake ||\r
+ RecordHeader.ContentType == TlsContentTypeAlert ||\r
+ RecordHeader.ContentType == TlsContentTypeChangeCipherSpec ||\r
+ RecordHeader.ContentType == TlsContentTypeApplicationData) &&\r
+ (RecordHeader.Version.Major == 0x03) && /// Major versions are same.\r
+ (RecordHeader.Version.Minor == TLS10_PROTOCOL_VERSION_MINOR ||\r
+ RecordHeader.Version.Minor ==TLS11_PROTOCOL_VERSION_MINOR ||\r
+ RecordHeader.Version.Minor == TLS12_PROTOCOL_VERSION_MINOR)\r
+ ) {\r
+ InsertTailList (NbufList, &PduHdr->List);\r
+ } else {\r
+ Status = EFI_PROTOCOL_ERROR;\r
+ goto ON_EXIT;\r
+ }\r
+\r
+ Len = SwapBytes16(RecordHeader.Length);\r
+ if (Len == 0) {\r
+ //\r
+ // No TLS payload.\r
+ //\r
+ goto FORM_PDU;\r
+ }\r
+\r
+ //\r
+ // Allocate buffer to receive one TLS payload.\r
+ //\r
+ DataSeg = NetbufAlloc (Len);\r
+ if (DataSeg == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ goto ON_EXIT;\r
+ }\r
+\r
+ NetbufAllocSpace (DataSeg, Len, NET_BUF_TAIL);\r
+\r
+ //\r
+ // Second step, receive one TLS payload.\r
+ //\r
+ Status = TlsCommonReceive (HttpInstance, DataSeg, Timeout);\r
+ if (EFI_ERROR (Status)) {\r
+ goto ON_EXIT;\r
+ }\r
+\r
+ InsertTailList (NbufList, &DataSeg->List);\r
+\r
+FORM_PDU:\r
+ //\r
+ // Form the PDU from a list of PDU.\r
+ //\r
+ *Pdu = NetbufFromBufList (NbufList, 0, 0, FreeNbufList, NbufList);\r
+ if (*Pdu == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ON_EXIT:\r
+\r
+ if (EFI_ERROR (Status)) {\r
+ //\r
+ // Free the Nbufs in this NbufList and the NbufList itself.\r
+ //\r
+ FreeNbufList (NbufList);\r
+ }\r
+\r
+ return Status;\r
+}\r
+\r
+/**\r
+ Connect one TLS session by finishing the TLS handshake process.\r
+\r
+ @param[in] HttpInstance The HTTP instance private data.\r
+ @param[in] Timeout The time to wait for connection done.\r
+\r
+ @retval EFI_SUCCESS The TLS session is established.\r
+ @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.\r
+ @retval EFI_ABORTED TLS session state is incorrect.\r
+ @retval Others Other error as indicated.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+TlsConnectSession (\r
+ IN HTTP_PROTOCOL *HttpInstance,\r
+ IN EFI_EVENT Timeout\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ UINT8 *BufferOut;\r
+ UINTN BufferOutSize;\r
+ NET_BUF *PacketOut;\r
+ UINT8 *DataOut;\r
+ NET_BUF *Pdu;\r
+ UINT8 *BufferIn;\r
+ UINTN BufferInSize;\r
+ UINT8 *GetSessionDataBuffer;\r
+ UINTN GetSessionDataBufferSize;\r
+\r
+ BufferOut = NULL;\r
+ PacketOut = NULL;\r
+ DataOut = NULL;\r
+ Pdu = NULL;\r
+ BufferIn = NULL;\r
+\r
+ //\r
+ // Initialize TLS state.\r
+ //\r
+ HttpInstance->TlsSessionState = EfiTlsSessionNotStarted;\r
+ Status = HttpInstance->Tls->SetSessionData (\r
+ HttpInstance->Tls,\r
+ EfiTlsSessionState,\r
+ &(HttpInstance->TlsSessionState),\r
+ sizeof (EFI_TLS_SESSION_STATE)\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ //\r
+ // Create ClientHello\r
+ //\r
+ BufferOutSize = DEF_BUF_LEN;\r
+ BufferOut = AllocateZeroPool (BufferOutSize);\r
+ if (BufferOut == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ return Status;\r
+ }\r
+\r
+ Status = HttpInstance->Tls->BuildResponsePacket (\r
+ HttpInstance->Tls,\r
+ NULL,\r
+ 0,\r
+ BufferOut,\r
+ &BufferOutSize\r
+ );\r
+ if (Status == EFI_BUFFER_TOO_SMALL) {\r
+ FreePool (BufferOut);\r
+ BufferOut = AllocateZeroPool (BufferOutSize);\r
+ if (BufferOut == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ return Status;\r
+ }\r
+\r
+ Status = HttpInstance->Tls->BuildResponsePacket (\r
+ HttpInstance->Tls,\r
+ NULL,\r
+ 0,\r
+ BufferOut,\r
+ &BufferOutSize\r
+ );\r
+ }\r
+ if (EFI_ERROR (Status)) {\r
+ FreePool (BufferOut);\r
+ return Status;\r
+ }\r
+\r
+ //\r
+ // Transmit ClientHello\r
+ //\r
+ PacketOut = NetbufAlloc ((UINT32) BufferOutSize);\r
+ DataOut = NetbufAllocSpace (PacketOut, (UINT32) BufferOutSize, NET_BUF_TAIL);\r
+ if (DataOut == NULL) {\r
+ FreePool (BufferOut);\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ CopyMem (DataOut, BufferOut, BufferOutSize);\r
+ Status = TlsCommonTransmit (HttpInstance, PacketOut);\r
+\r
+ FreePool (BufferOut);\r
+ NetbufFree (PacketOut);\r
+\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ while(HttpInstance->TlsSessionState != EfiTlsSessionDataTransferring && \\r
+ ((Timeout == NULL) || EFI_ERROR (gBS->CheckEvent (Timeout)))) {\r
+ //\r
+ // Receive one TLS record.\r
+ //\r
+ Status = TlsReceiveOnePdu (HttpInstance, &Pdu, Timeout);\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ BufferInSize = Pdu->TotalSize;\r
+ BufferIn = AllocateZeroPool (BufferInSize);\r
+ if (BufferIn == NULL) {\r
+ NetbufFree (Pdu);\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ return Status;\r
+ }\r
+\r
+ NetbufCopy (Pdu, 0, (UINT32)BufferInSize, BufferIn);\r
+\r
+ NetbufFree (Pdu);\r
+\r
+ //\r
+ // Handle Receive data.\r
+ //\r
+ BufferOutSize = DEF_BUF_LEN;\r
+ BufferOut = AllocateZeroPool (BufferOutSize);\r
+ if (BufferOut == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ return Status;\r
+ }\r
+\r
+ Status = HttpInstance->Tls->BuildResponsePacket (\r
+ HttpInstance->Tls,\r
+ BufferIn,\r
+ BufferInSize,\r
+ BufferOut,\r
+ &BufferOutSize\r
+ );\r
+ if (Status == EFI_BUFFER_TOO_SMALL) {\r
+ FreePool (BufferOut);\r
+ BufferOut = AllocateZeroPool (BufferOutSize);\r
+ if (BufferOut == NULL) {\r
+ FreePool (BufferIn);\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ return Status;\r
+ }\r
+\r
+ Status = HttpInstance->Tls->BuildResponsePacket (\r
+ HttpInstance->Tls,\r
+ BufferIn,\r
+ BufferInSize,\r
+ BufferOut,\r
+ &BufferOutSize\r
+ );\r
+ }\r
+\r
+ FreePool (BufferIn);\r
+\r
+ if (EFI_ERROR (Status)) {\r
+ FreePool (BufferOut);\r
+ return Status;\r
+ }\r
+\r
+ if (BufferOutSize != 0) {\r
+ //\r
+ // Transmit the response packet.\r
+ //\r
+ PacketOut = NetbufAlloc ((UINT32) BufferOutSize);\r
+ DataOut = NetbufAllocSpace (PacketOut, (UINT32) BufferOutSize, NET_BUF_TAIL);\r
+ if (DataOut == NULL) {\r
+ FreePool (BufferOut);\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ CopyMem (DataOut, BufferOut, BufferOutSize);\r
+\r
+ Status = TlsCommonTransmit (HttpInstance, PacketOut);\r
+\r
+ NetbufFree (PacketOut);\r
+\r
+ if (EFI_ERROR (Status)) {\r
+ FreePool (BufferOut);\r
+ return Status;\r
+ }\r
+ }\r
+\r
+ FreePool (BufferOut);\r
+\r
+ //\r
+ // Get the session state, then decide whether need to continue handle received packet.\r
+ //\r
+ GetSessionDataBufferSize = DEF_BUF_LEN;\r
+ GetSessionDataBuffer = AllocateZeroPool (GetSessionDataBufferSize);\r
+ if (GetSessionDataBuffer == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ return Status;\r
+ }\r
+\r
+ Status = HttpInstance->Tls->GetSessionData (\r
+ HttpInstance->Tls,\r
+ EfiTlsSessionState,\r
+ GetSessionDataBuffer,\r
+ &GetSessionDataBufferSize\r
+ );\r
+ if (Status == EFI_BUFFER_TOO_SMALL) {\r
+ FreePool (GetSessionDataBuffer);\r
+ GetSessionDataBuffer = AllocateZeroPool (GetSessionDataBufferSize);\r
+ if (GetSessionDataBuffer == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ return Status;\r
+ }\r
+\r
+ Status = HttpInstance->Tls->GetSessionData (\r
+ HttpInstance->Tls,\r
+ EfiTlsSessionState,\r
+ GetSessionDataBuffer,\r
+ &GetSessionDataBufferSize\r
+ );\r
+ }\r
+ if (EFI_ERROR (Status)) {\r
+ FreePool(GetSessionDataBuffer);\r
+ return Status;\r
+ }\r
+\r
+ ASSERT(GetSessionDataBufferSize == sizeof (EFI_TLS_SESSION_STATE));\r
+ HttpInstance->TlsSessionState = *(EFI_TLS_SESSION_STATE *) GetSessionDataBuffer;\r
+\r
+ FreePool (GetSessionDataBuffer);\r
+\r
+ if(HttpInstance->TlsSessionState == EfiTlsSessionError) {\r
+ return EFI_ABORTED;\r
+ }\r
+ }\r
+\r
+ if (HttpInstance->TlsSessionState != EfiTlsSessionDataTransferring) {\r
+ Status = EFI_ABORTED;\r
+ }\r
+\r
+ return Status;\r
+}\r
+\r
+/**\r
+ Close the TLS session and send out the close notification message.\r
+\r
+ @param[in] HttpInstance The HTTP instance private data.\r
+\r
+ @retval EFI_SUCCESS The TLS session is closed.\r
+ @retval EFI_INVALID_PARAMETER HttpInstance is NULL.\r
+ @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.\r
+ @retval Others Other error as indicated.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+TlsCloseSession (\r
+ IN HTTP_PROTOCOL *HttpInstance\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+\r
+ UINT8 *BufferOut;\r
+ UINTN BufferOutSize;\r
+\r
+ NET_BUF *PacketOut;\r
+ UINT8 *DataOut;\r
+\r
+ Status = EFI_SUCCESS;\r
+ BufferOut = NULL;\r
+ PacketOut = NULL;\r
+ DataOut = NULL;\r
+\r
+ if (HttpInstance == NULL) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+\r
+ HttpInstance->TlsSessionState = EfiTlsSessionClosing;\r
+\r
+ Status = HttpInstance->Tls->SetSessionData (\r
+ HttpInstance->Tls,\r
+ EfiTlsSessionState,\r
+ &(HttpInstance->TlsSessionState),\r
+ sizeof (EFI_TLS_SESSION_STATE)\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ BufferOutSize = DEF_BUF_LEN;\r
+ BufferOut = AllocateZeroPool (BufferOutSize);\r
+ if (BufferOut == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ return Status;\r
+ }\r
+\r
+ Status = HttpInstance->Tls->BuildResponsePacket (\r
+ HttpInstance->Tls,\r
+ NULL,\r
+ 0,\r
+ BufferOut,\r
+ &BufferOutSize\r
+ );\r
+ if (Status == EFI_BUFFER_TOO_SMALL) {\r
+ FreePool (BufferOut);\r
+ BufferOut = AllocateZeroPool (BufferOutSize);\r
+ if (BufferOut == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ return Status;\r
+ }\r
+\r
+ Status = HttpInstance->Tls->BuildResponsePacket (\r
+ HttpInstance->Tls,\r
+ NULL,\r
+ 0,\r
+ BufferOut,\r
+ &BufferOutSize\r
+ );\r
+ }\r
+\r
+ if (EFI_ERROR (Status)) {\r
+ FreePool (BufferOut);\r
+ return Status;\r
+ }\r
+\r
+ PacketOut = NetbufAlloc ((UINT32) BufferOutSize);\r
+ DataOut = NetbufAllocSpace (PacketOut, (UINT32) BufferOutSize, NET_BUF_TAIL);\r
+ if (DataOut == NULL) {\r
+ FreePool (BufferOut);\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ CopyMem (DataOut, BufferOut, BufferOutSize);\r
+\r
+ Status = TlsCommonTransmit (HttpInstance, PacketOut);\r
+\r
+ FreePool (BufferOut);\r
+ NetbufFree (PacketOut);\r
+\r
+ return Status;\r
+}\r
+\r
+/**\r
+ Process one message according to the CryptMode.\r
+\r
+ @param[in] HttpInstance Pointer to HTTP_PROTOCOL structure.\r
+ @param[in] Message Pointer to the message buffer needed to processed.\r
+ @param[in] MessageSize Pointer to the message buffer size.\r
+ @param[in] ProcessMode Process mode.\r
+ @param[in, out] Fragment Only one Fragment returned after the Message is\r
+ processed successfully.\r
+\r
+ @retval EFI_SUCCESS Message is processed successfully.\r
+ @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.\r
+ @retval Others Other errors as indicated.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+TlsProcessMessage (\r
+ IN HTTP_PROTOCOL *HttpInstance,\r
+ IN UINT8 *Message,\r
+ IN UINTN MessageSize,\r
+ IN EFI_TLS_CRYPT_MODE ProcessMode,\r
+ IN OUT NET_FRAGMENT *Fragment\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ UINT8 *Buffer;\r
+ UINT32 BufferSize;\r
+ UINT32 BytesCopied;\r
+ EFI_TLS_FRAGMENT_DATA *FragmentTable;\r
+ UINT32 FragmentCount;\r
+ EFI_TLS_FRAGMENT_DATA *OriginalFragmentTable;\r
+ UINTN Index;\r
+\r
+ Status = EFI_SUCCESS;\r
+ Buffer = NULL;\r
+ BufferSize = 0;\r
+ BytesCopied = 0;\r
+ FragmentTable = NULL;\r
+ OriginalFragmentTable = NULL;\r
+\r
+ //\r
+ // Rebuild fragment table from BufferIn.\r
+ //\r
+ FragmentCount = 1;\r
+ FragmentTable = AllocateZeroPool (FragmentCount * sizeof (EFI_TLS_FRAGMENT_DATA));\r
+ if (FragmentTable == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ goto ON_EXIT;\r
+ }\r
+\r
+ FragmentTable->FragmentLength = (UINT32) MessageSize;\r
+ FragmentTable->FragmentBuffer = Message;\r
+\r
+ //\r
+ // Record the original FragmentTable.\r
+ //\r
+ OriginalFragmentTable = FragmentTable;\r
+\r
+ //\r
+ // Process the Message.\r
+ //\r
+ Status = HttpInstance->Tls->ProcessPacket (\r
+ HttpInstance->Tls,\r
+ &FragmentTable,\r
+ &FragmentCount,\r
+ ProcessMode\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ goto ON_EXIT;\r
+ }\r
+\r
+ //\r
+ // Calculate the size according to FragmentTable.\r
+ //\r
+ for (Index = 0; Index < FragmentCount; Index++) {\r
+ BufferSize += FragmentTable[Index].FragmentLength;\r
+ }\r
+\r
+ //\r
+ // Allocate buffer for processed data.\r
+ //\r
+ Buffer = AllocateZeroPool (BufferSize);\r
+ if (Buffer == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ goto ON_EXIT;\r
+ }\r
+\r
+ //\r
+ // Copy the new FragmentTable buffer into Buffer.\r
+ //\r
+ for (Index = 0; Index < FragmentCount; Index++) {\r
+ CopyMem (\r
+ (Buffer + BytesCopied),\r
+ FragmentTable[Index].FragmentBuffer,\r
+ FragmentTable[Index].FragmentLength\r
+ );\r
+ BytesCopied += FragmentTable[Index].FragmentLength;\r
+\r
+ //\r
+ // Free the FragmentBuffer since it has been copied.\r
+ //\r
+ FreePool (FragmentTable[Index].FragmentBuffer);\r
+ }\r
+\r
+ Fragment->Len = BufferSize;\r
+ Fragment->Bulk = Buffer;\r
+\r
+ON_EXIT:\r
+\r
+ if (OriginalFragmentTable != NULL) {\r
+ FreePool (OriginalFragmentTable);\r
+ OriginalFragmentTable = NULL;\r
+ }\r
+\r
+ //\r
+ // Caller has the responsibility to free the FragmentTable.\r
+ //\r
+ if (FragmentTable != NULL) {\r
+ FreePool (FragmentTable);\r
+ FragmentTable = NULL;\r
+ }\r
+\r
+ return Status;\r
+}\r
+\r
+/**\r
+ Receive one fragment decrypted from one TLS record.\r
+\r
+ @param[in] HttpInstance Pointer to HTTP_PROTOCOL structure.\r
+ @param[in, out] Fragment The received Fragment.\r
+ @param[in] Timeout The time to wait for connection done.\r
+\r
+ @retval EFI_SUCCESS One fragment is received.\r
+ @retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.\r
+ @retval EFI_ABORTED Something wrong decryption the message.\r
+ @retval Others Other errors as indicated.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+HttpsReceive (\r
+ IN HTTP_PROTOCOL *HttpInstance,\r
+ IN OUT NET_FRAGMENT *Fragment,\r
+ IN EFI_EVENT Timeout\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ NET_BUF *Pdu;\r
+ TLS_RECORD_HEADER RecordHeader;\r
+ UINT8 *BufferIn;\r
+ UINTN BufferInSize;\r
+ NET_FRAGMENT TempFragment;\r
+ UINT8 *BufferOut;\r
+ UINTN BufferOutSize;\r
+ NET_BUF *PacketOut;\r
+ UINT8 *DataOut;\r
+ UINT8 *GetSessionDataBuffer;\r
+ UINTN GetSessionDataBufferSize;\r
+\r
+ Status = EFI_SUCCESS;\r
+ Pdu = NULL;\r
+ BufferIn = NULL;\r
+ BufferInSize = 0;\r
+ BufferOut = NULL;\r
+ BufferOutSize = 0;\r
+ PacketOut = NULL;\r
+ DataOut = NULL;\r
+ GetSessionDataBuffer = NULL;\r
+ GetSessionDataBufferSize = 0;\r
+\r
+ //\r
+ // Receive only one TLS record\r
+ //\r
+ Status = TlsReceiveOnePdu (HttpInstance, &Pdu, Timeout);\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ BufferInSize = Pdu->TotalSize;\r
+ BufferIn = AllocateZeroPool (BufferInSize);\r
+ if (BufferIn == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ NetbufFree (Pdu);\r
+ return Status;\r
+ }\r
+\r
+ NetbufCopy (Pdu, 0, (UINT32) BufferInSize, BufferIn);\r
+\r
+ NetbufFree (Pdu);\r
+\r
+ //\r
+ // Handle Receive data.\r
+ //\r
+ RecordHeader = *(TLS_RECORD_HEADER *) BufferIn;\r
+\r
+ if ((RecordHeader.ContentType == TlsContentTypeApplicationData) &&\r
+ (RecordHeader.Version.Major == 0x03) &&\r
+ (RecordHeader.Version.Minor == TLS10_PROTOCOL_VERSION_MINOR ||\r
+ RecordHeader.Version.Minor == TLS11_PROTOCOL_VERSION_MINOR ||\r
+ RecordHeader.Version.Minor == TLS12_PROTOCOL_VERSION_MINOR)\r
+ ) {\r
+ //\r
+ // Decrypt Packet.\r
+ //\r
+ Status = TlsProcessMessage (\r
+ HttpInstance,\r
+ BufferIn,\r
+ BufferInSize,\r
+ EfiTlsDecrypt,\r
+ &TempFragment\r
+ );\r
+\r
+ FreePool (BufferIn);\r
+\r
+ if (EFI_ERROR (Status)) {\r
+ if (Status == EFI_ABORTED) {\r
+ //\r
+ // Something wrong decryption the message.\r
+ // BuildResponsePacket() will be called to generate Error Alert message and send it out.\r
+ //\r
+ BufferOutSize = DEF_BUF_LEN;\r
+ BufferOut = AllocateZeroPool (BufferOutSize);\r
+ if (BufferOut == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ return Status;\r
+ }\r
+\r
+ Status = HttpInstance->Tls->BuildResponsePacket (\r
+ HttpInstance->Tls,\r
+ NULL,\r
+ 0,\r
+ BufferOut,\r
+ &BufferOutSize\r
+ );\r
+ if (Status == EFI_BUFFER_TOO_SMALL) {\r
+ FreePool (BufferOut);\r
+ BufferOut = AllocateZeroPool (BufferOutSize);\r
+ if (BufferOut == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ return Status;\r
+ }\r
+\r
+ Status = HttpInstance->Tls->BuildResponsePacket (\r
+ HttpInstance->Tls,\r
+ NULL,\r
+ 0,\r
+ BufferOut,\r
+ &BufferOutSize\r
+ );\r
+ }\r
+ if (EFI_ERROR (Status)) {\r
+ FreePool(BufferOut);\r
+ return Status;\r
+ }\r
+\r
+ if (BufferOutSize != 0) {\r
+ PacketOut = NetbufAlloc ((UINT32)BufferOutSize);\r
+ DataOut = NetbufAllocSpace (PacketOut, (UINT32) BufferOutSize, NET_BUF_TAIL);\r
+ if (DataOut == NULL) {\r
+ FreePool (BufferOut);\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ CopyMem (DataOut, BufferOut, BufferOutSize);\r
+\r
+ Status = TlsCommonTransmit (HttpInstance, PacketOut);\r
+\r
+ NetbufFree (PacketOut);\r
+ }\r
+\r
+ FreePool(BufferOut);\r
+\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ return EFI_ABORTED;\r
+ }\r
+\r
+ return Status;\r
+ }\r
+\r
+ //\r
+ // Parsing buffer.\r
+ //\r
+ ASSERT (((TLS_RECORD_HEADER *) (TempFragment.Bulk))->ContentType == TlsContentTypeApplicationData);\r
+\r
+ BufferInSize = ((TLS_RECORD_HEADER *) (TempFragment.Bulk))->Length;\r
+ BufferIn = AllocateZeroPool (BufferInSize);\r
+ if (BufferIn == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ return Status;\r
+ }\r
+\r
+ CopyMem (BufferIn, TempFragment.Bulk + sizeof (TLS_RECORD_HEADER), BufferInSize);\r
+\r
+ //\r
+ // Free the buffer in TempFragment.\r
+ //\r
+ FreePool (TempFragment.Bulk);\r
+\r
+ } else if ((RecordHeader.ContentType == TlsContentTypeAlert) &&\r
+ (RecordHeader.Version.Major == 0x03) &&\r
+ (RecordHeader.Version.Minor == TLS10_PROTOCOL_VERSION_MINOR ||\r
+ RecordHeader.Version.Minor == TLS11_PROTOCOL_VERSION_MINOR ||\r
+ RecordHeader.Version.Minor == TLS12_PROTOCOL_VERSION_MINOR)\r
+ ) {\r
+ BufferOutSize = DEF_BUF_LEN;\r
+ BufferOut = AllocateZeroPool (BufferOutSize);\r
+ if (BufferOut == NULL) {\r
+ FreePool (BufferIn);\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ return Status;\r
+ }\r
+\r
+ Status = HttpInstance->Tls->BuildResponsePacket (\r
+ HttpInstance->Tls,\r
+ BufferIn,\r
+ BufferInSize,\r
+ BufferOut,\r
+ &BufferOutSize\r
+ );\r
+ if (Status == EFI_BUFFER_TOO_SMALL) {\r
+ FreePool (BufferOut);\r
+ BufferOut = AllocateZeroPool (BufferOutSize);\r
+ if (BufferOut == NULL) {\r
+ FreePool (BufferIn);\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ return Status;\r
+ }\r
+\r
+ Status = HttpInstance->Tls->BuildResponsePacket (\r
+ HttpInstance->Tls,\r
+ BufferIn,\r
+ BufferInSize,\r
+ BufferOut,\r
+ &BufferOutSize\r
+ );\r
+ }\r
+\r
+ FreePool (BufferIn);\r
+\r
+ if (EFI_ERROR (Status)) {\r
+ FreePool (BufferOut);\r
+ return Status;\r
+ }\r
+\r
+ if (BufferOutSize != 0) {\r
+ PacketOut = NetbufAlloc ((UINT32) BufferOutSize);\r
+ DataOut = NetbufAllocSpace (PacketOut, (UINT32) BufferOutSize, NET_BUF_TAIL);\r
+ if (DataOut == NULL) {\r
+ FreePool (BufferOut);\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ CopyMem (DataOut, BufferOut, BufferOutSize);\r
+\r
+ Status = TlsCommonTransmit (HttpInstance, PacketOut);\r
+\r
+ NetbufFree (PacketOut);\r
+ }\r
+\r
+ FreePool (BufferOut);\r
+\r
+ //\r
+ // Get the session state.\r
+ //\r
+ GetSessionDataBufferSize = DEF_BUF_LEN;\r
+ GetSessionDataBuffer = AllocateZeroPool (GetSessionDataBufferSize);\r
+ if (GetSessionDataBuffer == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ return Status;\r
+ }\r
+\r
+ Status = HttpInstance->Tls->GetSessionData (\r
+ HttpInstance->Tls,\r
+ EfiTlsSessionState,\r
+ GetSessionDataBuffer,\r
+ &GetSessionDataBufferSize\r
+ );\r
+ if (Status == EFI_BUFFER_TOO_SMALL) {\r
+ FreePool (GetSessionDataBuffer);\r
+ GetSessionDataBuffer = AllocateZeroPool (GetSessionDataBufferSize);\r
+ if (GetSessionDataBuffer == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ return Status;\r
+ }\r
+\r
+ Status = HttpInstance->Tls->GetSessionData (\r
+ HttpInstance->Tls,\r
+ EfiTlsSessionState,\r
+ GetSessionDataBuffer,\r
+ &GetSessionDataBufferSize\r
+ );\r
+ }\r
+ if (EFI_ERROR (Status)) {\r
+ FreePool (GetSessionDataBuffer);\r
+ return Status;\r
+ }\r
+\r
+ ASSERT(GetSessionDataBufferSize == sizeof (EFI_TLS_SESSION_STATE));\r
+ HttpInstance->TlsSessionState = *(EFI_TLS_SESSION_STATE *) GetSessionDataBuffer;\r
+\r
+ FreePool (GetSessionDataBuffer);\r
+\r
+ if(HttpInstance->TlsSessionState == EfiTlsSessionError) {\r
+ DEBUG ((EFI_D_ERROR, "TLS Session State Error!\n"));\r
+ return EFI_ABORTED;\r
+ }\r
+\r
+ BufferIn = NULL;\r
+ BufferInSize = 0;\r
+ }\r
+\r
+ Fragment->Bulk = BufferIn;\r
+ Fragment->Len = (UINT32) BufferInSize;\r
+\r
+ return Status;\r
+}\r
+\r
projects / mirror_edk2.git / blobdiff