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system76-edk2/NetworkPkg/HttpDxe/HttpProto.c
Zhang Lubo 1b96428d92 NetworkPkg:Fix NULL pointer dereference issues. 
Revise some errors that some Null pointers may be dereferenced.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Zhang Lubo <lubo.zhang@intel.com>
Reviewed-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Ye Ting <ting.ye@intel.com>
Reviewed-by: Wu Jiaxin <jiaxin.wu@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18961 6f19259b-4bc3-4df7-8a09-765794883524
2015-11-26 08:17:46 +00:00

2095 lines
60 KiB
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/** @file
Miscellaneous routines for HttpDxe driver.
Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
(C) Copyright 2015 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"
/**
The common notify function used in HTTP driver.
@param[in] Event The event signaled.
@param[in] Context The context.
**/
VOID
EFIAPI
HttpCommonNotify (
IN EFI_EVENT Event,
IN VOID *Context
)
{
if ((Event == NULL) || (Context == NULL)) {
return ;
}
*((BOOLEAN *) Context) = TRUE;
}
/**
The notify function associated with Tx4Token for Tcp4->Transmit() or Tx6Token for Tcp6->Transmit().
@param[in] Context The context.
**/
VOID
EFIAPI
HttpTcpTransmitNotifyDpc (
IN VOID *Context
)
{
HTTP_TOKEN_WRAP *Wrap;
HTTP_PROTOCOL *HttpInstance;
if (Context == NULL) {
return ;
}
Wrap = (HTTP_TOKEN_WRAP *) Context;
HttpInstance = Wrap->HttpInstance;
if (!HttpInstance->LocalAddressIsIPv6) {
Wrap->HttpToken->Status = Wrap->TcpWrap.Tx4Token.CompletionToken.Status;
gBS->SignalEvent (Wrap->HttpToken->Event);
//
// Free resources.
//
if (Wrap->TcpWrap.Tx4Token.Packet.TxData->FragmentTable[0].FragmentBuffer != NULL) {
FreePool (Wrap->TcpWrap.Tx4Token.Packet.TxData->FragmentTable[0].FragmentBuffer);
}
if (Wrap->TcpWrap.Tx4Token.CompletionToken.Event != NULL) {
gBS->CloseEvent (Wrap->TcpWrap.Tx4Token.CompletionToken.Event);
}
} else {
Wrap->HttpToken->Status = Wrap->TcpWrap.Tx6Token.CompletionToken.Status;
gBS->SignalEvent (Wrap->HttpToken->Event);
//
// Free resources.
//
if (Wrap->TcpWrap.Tx6Token.Packet.TxData->FragmentTable[0].FragmentBuffer != NULL) {
FreePool (Wrap->TcpWrap.Tx6Token.Packet.TxData->FragmentTable[0].FragmentBuffer);
}
if (Wrap->TcpWrap.Tx6Token.CompletionToken.Event != NULL) {
gBS->CloseEvent (Wrap->TcpWrap.Tx6Token.CompletionToken.Event);
}
}
Wrap->TcpWrap.IsTxDone = TRUE;
//
// Check pending TxTokens and sent out.
//
NetMapIterate (&Wrap->HttpInstance->TxTokens, HttpTcpTransmit, NULL);
}
/**
Request HttpTcpTransmitNotifyDpc as a DPC at TPL_CALLBACK.
@param Event The receive event delivered to TCP for transmit.
@param Context Context for the callback.
**/
VOID
EFIAPI
HttpTcpTransmitNotify (
IN EFI_EVENT Event,
IN VOID *Context
)
{
//
// Request HttpTcpTransmitNotifyDpc as a DPC at TPL_CALLBACK
//
QueueDpc (TPL_CALLBACK, HttpTcpTransmitNotifyDpc, Context);
}
/**
The notify function associated with Rx4Token for Tcp4->Receive () or Rx6Token for Tcp6->Receive().
@param[in] Context The context.
**/
VOID
EFIAPI
HttpTcpReceiveNotifyDpc (
IN VOID *Context
)
{
HTTP_TOKEN_WRAP *Wrap;
NET_MAP_ITEM *Item;
UINTN Length;
EFI_STATUS Status;
HTTP_PROTOCOL *HttpInstance;
BOOLEAN UsingIpv6;
if (Context == NULL) {
return ;
}
Wrap = (HTTP_TOKEN_WRAP *) Context;
HttpInstance = Wrap->HttpInstance;
UsingIpv6 = HttpInstance->LocalAddressIsIPv6;
if (UsingIpv6) {
gBS->CloseEvent (Wrap->TcpWrap.Rx6Token.CompletionToken.Event);
if (EFI_ERROR (Wrap->TcpWrap.Rx6Token.CompletionToken.Status)) {
return ;
}
} else {
gBS->CloseEvent (Wrap->TcpWrap.Rx4Token.CompletionToken.Event);
if (EFI_ERROR (Wrap->TcpWrap.Rx4Token.CompletionToken.Status)) {
return ;
}
}
//
// Check whether we receive a complete HTTP message.
//
ASSERT (HttpInstance->MsgParser != NULL);
if (UsingIpv6) {
Length = (UINTN) Wrap->TcpWrap.Rx6Data.FragmentTable[0].FragmentLength;
} else {
Length = (UINTN) Wrap->TcpWrap.Rx4Data.FragmentTable[0].FragmentLength;
}
Status = HttpParseMessageBody (
HttpInstance->MsgParser,
Length,
Wrap->HttpToken->Message->Body
);
if (EFI_ERROR (Status)) {
return ;
}
if (HttpIsMessageComplete (HttpInstance->MsgParser)) {
//
// Free the MsgParse since we already have a full HTTP message.
//
HttpFreeMsgParser (HttpInstance->MsgParser);
HttpInstance->MsgParser = NULL;
}
Wrap->HttpToken->Message->BodyLength = Length;
ASSERT (HttpInstance->CacheBody == NULL);
//
// We receive part of header of next HTTP msg.
//
if (HttpInstance->NextMsg != NULL) {
Wrap->HttpToken->Message->BodyLength = HttpInstance->NextMsg -
(CHAR8 *) Wrap->HttpToken->Message->Body;
HttpInstance->CacheLen = Length - Wrap->HttpToken->Message->BodyLength;
if (HttpInstance->CacheLen != 0) {
HttpInstance->CacheBody = AllocateZeroPool (HttpInstance->CacheLen);
if (HttpInstance->CacheBody == NULL) {
return ;
}
CopyMem (HttpInstance->CacheBody, HttpInstance->NextMsg, HttpInstance->CacheLen);
HttpInstance->NextMsg = HttpInstance->CacheBody;
HttpInstance->CacheOffset = 0;
}
}
Item = NetMapFindKey (&Wrap->HttpInstance->RxTokens, Wrap->HttpToken);
if (Item != NULL) {
NetMapRemoveItem (&Wrap->HttpInstance->RxTokens, Item, NULL);
}
Wrap->TcpWrap.IsRxDone = TRUE;
if (UsingIpv6) {
Wrap->HttpToken->Status = Wrap->TcpWrap.Rx6Token.CompletionToken.Status;
} else {
Wrap->HttpToken->Status = Wrap->TcpWrap.Rx4Token.CompletionToken.Status;
}
gBS->SignalEvent (Wrap->HttpToken->Event);
//
// Check pending RxTokens and receive the HTTP message.
//
NetMapIterate (&Wrap->HttpInstance->RxTokens, HttpTcpReceive, NULL);
FreePool (Wrap);
}
/**
Request HttpTcpReceiveNotifyDpc as a DPC at TPL_CALLBACK.
@param Event The receive event delivered to TCP for receive.
@param Context Context for the callback.
**/
VOID
EFIAPI
HttpTcpReceiveNotify (
IN EFI_EVENT Event,
IN VOID *Context
)
{
//
// Request HttpTcpTransmitNotifyDpc as a DPC at TPL_CALLBACK
//
QueueDpc (TPL_CALLBACK, HttpTcpReceiveNotifyDpc, Context);
}
/**
Create events for the TCP connection token and TCP close token.
@param[in] HttpInstance Pointer to HTTP_PROTOCOL structure.
@retval EFI_SUCCESS The events are created successfully.
@retval others Other error as indicated.
**/
EFI_STATUS
HttpCreateTcpConnCloseEvent (
IN HTTP_PROTOCOL *HttpInstance
)
{
EFI_STATUS Status;
if (!HttpInstance->LocalAddressIsIPv6) {
//
// Create events for variuos asynchronous operations.
//
Status = gBS->CreateEvent (
EVT_NOTIFY_SIGNAL,
TPL_NOTIFY,
HttpCommonNotify,
&HttpInstance->IsTcp4ConnDone,
&HttpInstance->Tcp4ConnToken.CompletionToken.Event
);
if (EFI_ERROR (Status)) {
goto ERROR;
}
//
// Initialize Tcp4CloseToken
//
Status = gBS->CreateEvent (
EVT_NOTIFY_SIGNAL,
TPL_NOTIFY,
HttpCommonNotify,
&HttpInstance->IsTcp4CloseDone,
&HttpInstance->Tcp4CloseToken.CompletionToken.Event
);
if (EFI_ERROR (Status)) {
goto ERROR;
}
} else {
//
// Create events for variuos asynchronous operations.
//
Status = gBS->CreateEvent (
EVT_NOTIFY_SIGNAL,
TPL_NOTIFY,
HttpCommonNotify,
&HttpInstance->IsTcp6ConnDone,
&HttpInstance->Tcp6ConnToken.CompletionToken.Event
);
if (EFI_ERROR (Status)) {
goto ERROR;
}
//
// Initialize Tcp6CloseToken
//
Status = gBS->CreateEvent (
EVT_NOTIFY_SIGNAL,
TPL_NOTIFY,
HttpCommonNotify,
&HttpInstance->IsTcp6CloseDone,
&HttpInstance->Tcp6CloseToken.CompletionToken.Event
);
if (EFI_ERROR (Status)) {
goto ERROR;
}
}
return EFI_SUCCESS;
ERROR:
//
// Error handling
//
HttpCloseTcpConnCloseEvent (HttpInstance);
return Status;
}
/**
Close events in the TCP connection token and TCP close token.
@param[in] HttpInstance Pointer to HTTP_PROTOCOL structure.
**/
VOID
HttpCloseTcpConnCloseEvent (
IN HTTP_PROTOCOL *HttpInstance
)
{
ASSERT (HttpInstance != NULL);
if (HttpInstance->LocalAddressIsIPv6) {
if (NULL != HttpInstance->Tcp6ConnToken.CompletionToken.Event) {
gBS->CloseEvent (HttpInstance->Tcp6ConnToken.CompletionToken.Event);
HttpInstance->Tcp6ConnToken.CompletionToken.Event = NULL;
}
if (NULL != HttpInstance->Tcp6CloseToken.CompletionToken.Event) {
gBS->CloseEvent(HttpInstance->Tcp6CloseToken.CompletionToken.Event);
HttpInstance->Tcp6CloseToken.CompletionToken.Event = NULL;
}
} else {
if (NULL != HttpInstance->Tcp4ConnToken.CompletionToken.Event) {
gBS->CloseEvent (HttpInstance->Tcp4ConnToken.CompletionToken.Event);
HttpInstance->Tcp4ConnToken.CompletionToken.Event = NULL;
}
if (NULL != HttpInstance->Tcp4CloseToken.CompletionToken.Event) {
gBS->CloseEvent(HttpInstance->Tcp4CloseToken.CompletionToken.Event);
HttpInstance->Tcp4CloseToken.CompletionToken.Event = NULL;
}
}
}
/**
Create event for the TCP transmit token.
@param[in] Wrap Point to HTTP token's wrap data.
@retval EFI_SUCCESS The events is created successfully.
@retval others Other error as indicated.
**/
EFI_STATUS
HttpCreateTcpTxEvent (
IN HTTP_TOKEN_WRAP *Wrap
)
{
EFI_STATUS Status;
HTTP_PROTOCOL *HttpInstance;
HTTP_TCP_TOKEN_WRAP *TcpWrap;
HttpInstance = Wrap->HttpInstance;
TcpWrap = &Wrap->TcpWrap;
if (!HttpInstance->LocalAddressIsIPv6) {
Status = gBS->CreateEvent (
EVT_NOTIFY_SIGNAL,
TPL_NOTIFY,
HttpTcpTransmitNotify,
Wrap,
&TcpWrap->Tx4Token.CompletionToken.Event
);
if (EFI_ERROR (Status)) {
return Status;
}
TcpWrap->Tx4Data.Push = TRUE;
TcpWrap->Tx4Data.Urgent = FALSE;
TcpWrap->Tx4Data.FragmentCount = 1;
TcpWrap->Tx4Token.Packet.TxData = &Wrap->TcpWrap.Tx4Data;
TcpWrap->Tx4Token.CompletionToken.Status = EFI_NOT_READY;
} else {
Status = gBS->CreateEvent (
EVT_NOTIFY_SIGNAL,
TPL_NOTIFY,
HttpTcpTransmitNotify,
Wrap,
&TcpWrap->Tx6Token.CompletionToken.Event
);
if (EFI_ERROR (Status)) {
return Status;
}
TcpWrap->Tx6Data.Push = TRUE;
TcpWrap->Tx6Data.Urgent = FALSE;
TcpWrap->Tx6Data.FragmentCount = 1;
TcpWrap->Tx6Token.Packet.TxData = &Wrap->TcpWrap.Tx6Data;
TcpWrap->Tx6Token.CompletionToken.Status =EFI_NOT_READY;
}
return EFI_SUCCESS;
}
/**
Create event for the TCP receive token which is used to receive HTTP header.
@param[in] HttpInstance Pointer to HTTP_PROTOCOL structure.
@retval EFI_SUCCESS The events is created successfully.
@retval others Other error as indicated.
**/
EFI_STATUS
HttpCreateTcpRxEventForHeader (
IN HTTP_PROTOCOL *HttpInstance
)
{
EFI_STATUS Status;
if (!HttpInstance->LocalAddressIsIPv6) {
Status = gBS->CreateEvent (
EVT_NOTIFY_SIGNAL,
TPL_NOTIFY,
HttpCommonNotify,
&HttpInstance->IsRxDone,
&HttpInstance->Rx4Token.CompletionToken.Event
);
if (EFI_ERROR (Status)) {
return Status;
}
HttpInstance->Rx4Data.FragmentCount = 1;
HttpInstance->Rx4Token.Packet.RxData = &HttpInstance->Rx4Data;
HttpInstance->Rx4Token.CompletionToken.Status = EFI_NOT_READY;
} else {
Status = gBS->CreateEvent (
EVT_NOTIFY_SIGNAL,
TPL_NOTIFY,
HttpCommonNotify,
&HttpInstance->IsRxDone,
&HttpInstance->Rx6Token.CompletionToken.Event
);
if (EFI_ERROR (Status)) {
return Status;
}
HttpInstance->Rx6Data.FragmentCount =1;
HttpInstance->Rx6Token.Packet.RxData = &HttpInstance->Rx6Data;
HttpInstance->Rx6Token.CompletionToken.Status = EFI_NOT_READY;
}
return EFI_SUCCESS;
}
/**
Create event for the TCP receive token which is used to receive HTTP body.
@param[in] Wrap Point to HTTP token's wrap data.
@retval EFI_SUCCESS The events is created successfully.
@retval others Other error as indicated.
**/
EFI_STATUS
HttpCreateTcpRxEvent (
IN HTTP_TOKEN_WRAP *Wrap
)
{
EFI_STATUS Status;
HTTP_PROTOCOL *HttpInstance;
HTTP_TCP_TOKEN_WRAP *TcpWrap;
HttpInstance = Wrap->HttpInstance;
TcpWrap = &Wrap->TcpWrap;
if (!HttpInstance->LocalAddressIsIPv6) {
Status = gBS->CreateEvent (
EVT_NOTIFY_SIGNAL,
TPL_NOTIFY,
HttpTcpReceiveNotify,
Wrap,
&TcpWrap->Rx4Token.CompletionToken.Event
);
if (EFI_ERROR (Status)) {
return Status;
}
TcpWrap->Rx4Data.FragmentCount = 1;
TcpWrap->Rx4Token.Packet.RxData = &Wrap->TcpWrap.Rx4Data;
TcpWrap->Rx4Token.CompletionToken.Status = EFI_NOT_READY;
} else {
Status = gBS->CreateEvent (
EVT_NOTIFY_SIGNAL,
TPL_NOTIFY,
HttpTcpReceiveNotify,
Wrap,
&TcpWrap->Rx6Token.CompletionToken.Event
);
if (EFI_ERROR (Status)) {
return Status;
}
TcpWrap->Rx6Data.FragmentCount = 1;
TcpWrap->Rx6Token.Packet.RxData = &Wrap->TcpWrap.Rx6Data;
TcpWrap->Rx6Token.CompletionToken.Status = EFI_NOT_READY;
}
return EFI_SUCCESS;
}
/**
Close Events for Tcp Receive Tokens for HTTP body and HTTP header.
@param[in] Wrap Pointer to HTTP token's wrap data.
**/
VOID
HttpCloseTcpRxEvent (
IN HTTP_TOKEN_WRAP *Wrap
)
{
HTTP_PROTOCOL *HttpInstance;
EFI_TCP4_IO_TOKEN *Rx4Token;
EFI_TCP6_IO_TOKEN *Rx6Token;
ASSERT (Wrap != NULL);
HttpInstance = Wrap->HttpInstance;
Rx4Token = NULL;
Rx6Token = NULL;
if (HttpInstance->LocalAddressIsIPv6) {
if (Wrap->TcpWrap.Rx6Token.CompletionToken.Event != NULL) {
gBS->CloseEvent (Wrap->TcpWrap.Rx6Token.CompletionToken.Event);
}
if (HttpInstance->Rx6Token.CompletionToken.Event != NULL) {
gBS->CloseEvent (HttpInstance->Rx6Token.CompletionToken.Event);
HttpInstance->Rx6Token.CompletionToken.Event = NULL;
}
} else {
if (Wrap->TcpWrap.Rx4Token.CompletionToken.Event != NULL) {
gBS->CloseEvent (Wrap->TcpWrap.Rx4Token.CompletionToken.Event);
}
if (HttpInstance->Rx4Token.CompletionToken.Event != NULL) {
gBS->CloseEvent (HttpInstance->Rx4Token.CompletionToken.Event);
HttpInstance->Rx4Token.CompletionToken.Event = NULL;
}
}
}
/**
Intiialize the HTTP_PROTOCOL structure to the unconfigured state.
@param[in, out] HttpInstance Pointer to HTTP_PROTOCOL structure.
@param[in] IpVersion Indicate us TCP4 protocol or TCP6 protocol.
@retval EFI_SUCCESS HTTP_PROTOCOL structure is initialized successfully.
@retval Others Other error as indicated.
**/
EFI_STATUS
HttpInitProtocol (
IN OUT HTTP_PROTOCOL *HttpInstance,
IN BOOLEAN IpVersion
)
{
EFI_STATUS Status;
VOID *Interface;
BOOLEAN UsingIpv6;
ASSERT (HttpInstance != NULL);
UsingIpv6 = IpVersion;
if (!UsingIpv6) {
//
// Create TCP4 child.
//
Status = NetLibCreateServiceChild (
HttpInstance->Service->ControllerHandle,
HttpInstance->Service->ImageHandle,
&gEfiTcp4ServiceBindingProtocolGuid,
&HttpInstance->Tcp4ChildHandle
);
if (EFI_ERROR (Status)) {
goto ON_ERROR;
}
Status = gBS->OpenProtocol (
HttpInstance->Tcp4ChildHandle,
&gEfiTcp4ProtocolGuid,
(VOID **) &Interface,
HttpInstance->Service->ImageHandle,
HttpInstance->Service->ControllerHandle,
EFI_OPEN_PROTOCOL_BY_DRIVER
);
if (EFI_ERROR (Status)) {
goto ON_ERROR;
}
Status = gBS->OpenProtocol (
HttpInstance->Tcp4ChildHandle,
&gEfiTcp4ProtocolGuid,
(VOID **) &HttpInstance->Tcp4,
HttpInstance->Service->ImageHandle,
HttpInstance->Handle,
EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER
);
if (EFI_ERROR(Status)) {
goto ON_ERROR;
}
Status = gBS->OpenProtocol (
HttpInstance->Service->Tcp4ChildHandle,
&gEfiTcp4ProtocolGuid,
(VOID **) &Interface,
HttpInstance->Service->ImageHandle,
HttpInstance->Handle,
EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER
);
if (EFI_ERROR(Status)) {
goto ON_ERROR;
}
} else {
//
// Create TCP6 Child.
//
Status = NetLibCreateServiceChild (
HttpInstance->Service->ControllerHandle,
HttpInstance->Service->ImageHandle,
&gEfiTcp6ServiceBindingProtocolGuid,
&HttpInstance->Tcp6ChildHandle
);
if (EFI_ERROR (Status)) {
goto ON_ERROR;
}
Status = gBS->OpenProtocol (
HttpInstance->Tcp6ChildHandle,
&gEfiTcp6ProtocolGuid,
(VOID **) &Interface,
HttpInstance->Service->ImageHandle,
HttpInstance->Service->ControllerHandle,
EFI_OPEN_PROTOCOL_BY_DRIVER
);
if (EFI_ERROR (Status)) {
goto ON_ERROR;
}
Status = gBS->OpenProtocol (
HttpInstance->Tcp6ChildHandle,
&gEfiTcp6ProtocolGuid,
(VOID **) &HttpInstance->Tcp6,
HttpInstance->Service->ImageHandle,
HttpInstance->Handle,
EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER
);
if (EFI_ERROR(Status)) {
goto ON_ERROR;
}
Status = gBS->OpenProtocol (
HttpInstance->Service->Tcp6ChildHandle,
&gEfiTcp6ProtocolGuid,
(VOID **) &Interface,
HttpInstance->Service->ImageHandle,
HttpInstance->Handle,
EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER
);
if (EFI_ERROR(Status)) {
goto ON_ERROR;
}
}
HttpInstance->Url = AllocateZeroPool (HTTP_URL_BUFFER_LEN);
if (HttpInstance->Url == NULL) {
Status = EFI_OUT_OF_RESOURCES;
goto ON_ERROR;
}
return EFI_SUCCESS;
ON_ERROR:
if (HttpInstance->Tcp4ChildHandle != NULL) {
gBS->CloseProtocol (
HttpInstance->Tcp4ChildHandle,
&gEfiTcp4ProtocolGuid,
HttpInstance->Service->ImageHandle,
HttpInstance->Service->ControllerHandle
);
gBS->CloseProtocol (
HttpInstance->Tcp4ChildHandle,
&gEfiTcp4ProtocolGuid,
HttpInstance->Service->ImageHandle,
HttpInstance->Handle
);
NetLibDestroyServiceChild (
HttpInstance->Service->ControllerHandle,
HttpInstance->Service->ImageHandle,
&gEfiTcp4ServiceBindingProtocolGuid,
HttpInstance->Tcp4ChildHandle
);
}
if (HttpInstance->Service->Tcp4ChildHandle != NULL) {
gBS->CloseProtocol (
HttpInstance->Service->Tcp4ChildHandle,
&gEfiTcp4ProtocolGuid,
HttpInstance->Service->ImageHandle,
HttpInstance->Handle
);
}
if (HttpInstance->Tcp6ChildHandle != NULL) {
gBS->CloseProtocol (
HttpInstance->Tcp6ChildHandle,
&gEfiTcp6ProtocolGuid,
HttpInstance->Service->ImageHandle,
HttpInstance->Service->ControllerHandle
);
gBS->CloseProtocol (
HttpInstance->Tcp6ChildHandle,
&gEfiTcp6ProtocolGuid,
HttpInstance->Service->ImageHandle,
HttpInstance->Handle
);
NetLibDestroyServiceChild (
HttpInstance->Service->ControllerHandle,
HttpInstance->Service->ImageHandle,
&gEfiTcp6ServiceBindingProtocolGuid,
HttpInstance->Tcp6ChildHandle
);
}
if (HttpInstance->Service->Tcp6ChildHandle != NULL) {
gBS->CloseProtocol (
HttpInstance->Service->Tcp6ChildHandle,
&gEfiTcp6ProtocolGuid,
HttpInstance->Service->ImageHandle,
HttpInstance->Handle
);
}
return EFI_UNSUPPORTED;
}
/**
Clean up the HTTP child, release all the resources used by it.
@param[in] HttpInstance The HTTP child to clean up.
**/
VOID
HttpCleanProtocol (
IN HTTP_PROTOCOL *HttpInstance
)
{
HttpCloseConnection (HttpInstance);
HttpCloseTcpConnCloseEvent (HttpInstance);
if (HttpInstance->CacheBody != NULL) {
FreePool (HttpInstance->CacheBody);
HttpInstance->CacheBody = NULL;
HttpInstance->NextMsg = NULL;
}
if (HttpInstance->RemoteHost != NULL) {
FreePool (HttpInstance->RemoteHost);
HttpInstance->RemoteHost = NULL;
}
if (HttpInstance->MsgParser != NULL) {
HttpFreeMsgParser (HttpInstance->MsgParser);
HttpInstance->MsgParser = NULL;
}
if (HttpInstance->Url != NULL) {
FreePool (HttpInstance->Url);
HttpInstance->Url = NULL;
}
NetMapClean (&HttpInstance->TxTokens);
NetMapClean (&HttpInstance->RxTokens);
if (HttpInstance->Tcp4ChildHandle != NULL) {
gBS->CloseProtocol (
HttpInstance->Tcp4ChildHandle,
&gEfiTcp4ProtocolGuid,
HttpInstance->Service->ImageHandle,
HttpInstance->Service->ControllerHandle
);
gBS->CloseProtocol (
HttpInstance->Tcp4ChildHandle,
&gEfiTcp4ProtocolGuid,
HttpInstance->Service->ImageHandle,
HttpInstance->Handle
);
NetLibDestroyServiceChild (
HttpInstance->Service->ControllerHandle,
HttpInstance->Service->ImageHandle,
&gEfiTcp4ServiceBindingProtocolGuid,
HttpInstance->Tcp4ChildHandle
);
}
if (HttpInstance->Service->Tcp4ChildHandle != NULL) {
gBS->CloseProtocol (
HttpInstance->Service->Tcp4ChildHandle,
&gEfiTcp4ProtocolGuid,
HttpInstance->Service->ImageHandle,
HttpInstance->Handle
);
}
if (HttpInstance->Tcp6ChildHandle != NULL) {
gBS->CloseProtocol (
HttpInstance->Tcp6ChildHandle,
&gEfiTcp6ProtocolGuid,
HttpInstance->Service->ImageHandle,
HttpInstance->Service->ControllerHandle
);
gBS->CloseProtocol (
HttpInstance->Tcp6ChildHandle,
&gEfiTcp6ProtocolGuid,
HttpInstance->Service->ImageHandle,
HttpInstance->Handle
);
NetLibDestroyServiceChild (
HttpInstance->Service->ControllerHandle,
HttpInstance->Service->ImageHandle,
&gEfiTcp6ServiceBindingProtocolGuid,
HttpInstance->Tcp6ChildHandle
);
}
if (HttpInstance->Service->Tcp6ChildHandle != NULL) {
gBS->CloseProtocol (
HttpInstance->Service->Tcp6ChildHandle,
&gEfiTcp6ProtocolGuid,
HttpInstance->Service->ImageHandle,
HttpInstance->Handle
);
}
}
/**
Establish TCP connection with HTTP server.
@param[in] HttpInstance The HTTP instance private data.
@retval EFI_SUCCESS The TCP connection is established.
@retval Others Other error as indicated.
**/
EFI_STATUS
HttpCreateConnection (
IN HTTP_PROTOCOL *HttpInstance
)
{
EFI_STATUS Status;
//
// Connect to Http server
//
if (!HttpInstance->LocalAddressIsIPv6) {
HttpInstance->IsTcp4ConnDone = FALSE;
HttpInstance->Tcp4ConnToken.CompletionToken.Status = EFI_NOT_READY;
Status = HttpInstance->Tcp4->Connect (HttpInstance->Tcp4, &HttpInstance->Tcp4ConnToken);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "HttpCreateConnection: Tcp4->Connect() = %r\n", Status));
return Status;
}
while (!HttpInstance->IsTcp4ConnDone) {
HttpInstance->Tcp4->Poll (HttpInstance->Tcp4);
}
Status = HttpInstance->Tcp4ConnToken.CompletionToken.Status;
} else {
HttpInstance->IsTcp6ConnDone = FALSE;
HttpInstance->Tcp6ConnToken.CompletionToken.Status = EFI_NOT_READY;
Status = HttpInstance->Tcp6->Connect (HttpInstance->Tcp6, &HttpInstance->Tcp6ConnToken);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "HttpCreateConnection: Tcp6->Connect() = %r\n", Status));
return Status;
}
while(!HttpInstance->IsTcp6ConnDone) {
HttpInstance->Tcp6->Poll (HttpInstance->Tcp6);
}
Status = HttpInstance->Tcp6ConnToken.CompletionToken.Status;
}
if (!EFI_ERROR (Status)) {
HttpInstance->State = HTTP_STATE_TCP_CONNECTED;
}
return Status;
}
/**
Close existing TCP connection.
@param[in] HttpInstance The HTTP instance private data.
@retval EFI_SUCCESS The TCP connection is closed.
@retval Others Other error as indicated.
**/
EFI_STATUS
HttpCloseConnection (
IN HTTP_PROTOCOL *HttpInstance
)
{
EFI_STATUS Status;
if (HttpInstance->State == HTTP_STATE_TCP_CONNECTED) {
if (HttpInstance->LocalAddressIsIPv6) {
HttpInstance->Tcp6CloseToken.AbortOnClose = TRUE;
HttpInstance->IsTcp6CloseDone = FALSE;
Status = HttpInstance->Tcp6->Close (HttpInstance->Tcp6, &HttpInstance->Tcp6CloseToken);
if (EFI_ERROR (Status)) {
return Status;
}
while (!HttpInstance->IsTcp6CloseDone) {
HttpInstance->Tcp6->Poll (HttpInstance->Tcp6);
}
} else {
HttpInstance->Tcp4CloseToken.AbortOnClose = TRUE;
HttpInstance->IsTcp4CloseDone = FALSE;
Status = HttpInstance->Tcp4->Close (HttpInstance->Tcp4, &HttpInstance->Tcp4CloseToken);
if (EFI_ERROR (Status)) {
return Status;
}
while (!HttpInstance->IsTcp4CloseDone) {
HttpInstance->Tcp4->Poll (HttpInstance->Tcp4);
}
}
}
HttpInstance->State = HTTP_STATE_TCP_CLOSED;
return EFI_SUCCESS;
}
/**
Configure TCP4 protocol child.
@param[in] HttpInstance The HTTP instance private data.
@param[in] Wrap The HTTP token's wrap data.
@retval EFI_SUCCESS The TCP4 protocol child is configured.
@retval Others Other error as indicated.
**/
EFI_STATUS
HttpConfigureTcp4 (
IN HTTP_PROTOCOL *HttpInstance,
IN HTTP_TOKEN_WRAP *Wrap
)
{
EFI_STATUS Status;
EFI_TCP4_CONFIG_DATA *Tcp4CfgData;
EFI_TCP4_ACCESS_POINT *Tcp4AP;
EFI_TCP4_OPTION *Tcp4Option;
ASSERT (HttpInstance != NULL);
Tcp4CfgData = &HttpInstance->Tcp4CfgData;
ZeroMem (Tcp4CfgData, sizeof (EFI_TCP4_CONFIG_DATA));
Tcp4CfgData->TypeOfService = HTTP_TOS_DEAULT;
Tcp4CfgData->TimeToLive = HTTP_TTL_DEAULT;
Tcp4CfgData->ControlOption = &HttpInstance->Tcp4Option;
Tcp4AP = &Tcp4CfgData->AccessPoint;
Tcp4AP->UseDefaultAddress = HttpInstance->IPv4Node.UseDefaultAddress;
if (!Tcp4AP->UseDefaultAddress) {
IP4_COPY_ADDRESS (&Tcp4AP->StationAddress, &HttpInstance->IPv4Node.LocalAddress);
IP4_COPY_ADDRESS (&Tcp4AP->SubnetMask, &HttpInstance->IPv4Node.LocalSubnet);
}
Tcp4AP->StationPort = HttpInstance->IPv4Node.LocalPort;
Tcp4AP->RemotePort = HttpInstance->RemotePort;
Tcp4AP->ActiveFlag = TRUE;
IP4_COPY_ADDRESS (&Tcp4AP->RemoteAddress, &HttpInstance->RemoteAddr);
Tcp4Option = Tcp4CfgData->ControlOption;
Tcp4Option->ReceiveBufferSize = HTTP_BUFFER_SIZE_DEAULT;
Tcp4Option->SendBufferSize = HTTP_BUFFER_SIZE_DEAULT;
Tcp4Option->MaxSynBackLog = HTTP_MAX_SYN_BACK_LOG;
Tcp4Option->ConnectionTimeout = HTTP_CONNECTION_TIMEOUT;
Tcp4Option->DataRetries = HTTP_DATA_RETRIES;
Tcp4Option->FinTimeout = HTTP_FIN_TIMEOUT;
Tcp4Option->KeepAliveProbes = HTTP_KEEP_ALIVE_PROBES;
Tcp4Option->KeepAliveTime = HTTP_KEEP_ALIVE_TIME;
Tcp4Option->KeepAliveInterval = HTTP_KEEP_ALIVE_INTERVAL;
Tcp4Option->EnableNagle = TRUE;
Tcp4CfgData->ControlOption = Tcp4Option;
Status = HttpInstance->Tcp4->Configure (HttpInstance->Tcp4, Tcp4CfgData);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "HttpConfigureTcp4 - %r\n", Status));
return Status;
}
Status = HttpCreateTcpConnCloseEvent (HttpInstance);
if (EFI_ERROR (Status)) {
return Status;
}
Status = HttpCreateTcpTxEvent (Wrap);
if (EFI_ERROR (Status)) {
return Status;
}
HttpInstance->State = HTTP_STATE_TCP_CONFIGED;
return EFI_SUCCESS;
}
/**
Configure TCP6 protocol child.
@param[in] HttpInstance The HTTP instance private data.
@param[in] Wrap The HTTP token's wrap data.
@retval EFI_SUCCESS The TCP6 protocol child is configured.
@retval Others Other error as indicated.
**/
EFI_STATUS
HttpConfigureTcp6 (
IN HTTP_PROTOCOL *HttpInstance,
IN HTTP_TOKEN_WRAP *Wrap
)
{
EFI_STATUS Status;
EFI_TCP6_CONFIG_DATA *Tcp6CfgData;
EFI_TCP6_ACCESS_POINT *Tcp6Ap;
EFI_TCP6_OPTION *Tcp6Option;
ASSERT (HttpInstance != NULL);
Tcp6CfgData = &HttpInstance->Tcp6CfgData;
ZeroMem (Tcp6CfgData, sizeof (EFI_TCP6_CONFIG_DATA));
Tcp6CfgData->TrafficClass = 0;
Tcp6CfgData->HopLimit = 255;
Tcp6CfgData->ControlOption = &HttpInstance->Tcp6Option;
Tcp6Ap = &Tcp6CfgData->AccessPoint;
Tcp6Ap->ActiveFlag = TRUE;
Tcp6Ap->StationPort = HttpInstance->Ipv6Node.LocalPort;
Tcp6Ap->RemotePort = HttpInstance->RemotePort;
IP6_COPY_ADDRESS (&Tcp6Ap->StationAddress, &HttpInstance->Ipv6Node.LocalAddress);
IP6_COPY_ADDRESS (&Tcp6Ap->RemoteAddress , &HttpInstance->RemoteIpv6Addr);
Tcp6Option = Tcp6CfgData->ControlOption;
Tcp6Option->ReceiveBufferSize = HTTP_BUFFER_SIZE_DEAULT;
Tcp6Option->SendBufferSize = HTTP_BUFFER_SIZE_DEAULT;
Tcp6Option->MaxSynBackLog = HTTP_MAX_SYN_BACK_LOG;
Tcp6Option->ConnectionTimeout = HTTP_CONNECTION_TIMEOUT;
Tcp6Option->DataRetries = HTTP_DATA_RETRIES;
Tcp6Option->FinTimeout = HTTP_FIN_TIMEOUT;
Tcp6Option->KeepAliveProbes = HTTP_KEEP_ALIVE_PROBES;
Tcp6Option->KeepAliveTime = HTTP_KEEP_ALIVE_TIME;
Tcp6Option->KeepAliveInterval = HTTP_KEEP_ALIVE_INTERVAL;
Tcp6Option->EnableNagle = TRUE;
Status = HttpInstance->Tcp6->Configure (HttpInstance->Tcp6, Tcp6CfgData);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "HttpConfigureTcp6 - %r\n", Status));
return Status;
}
Status = HttpCreateTcpConnCloseEvent (HttpInstance);
if (EFI_ERROR (Status)) {
return Status;
}
Status = HttpCreateTcpTxEvent (Wrap);
if (EFI_ERROR (Status)) {
return Status;
}
HttpInstance->State = HTTP_STATE_TCP_CONFIGED;
return EFI_SUCCESS;
}
/**
Check existing TCP connection, if in error state, recover TCP4 connection.
@param[in] HttpInstance The HTTP instance private data.
@retval EFI_SUCCESS The TCP connection is established.
@retval EFI_NOT_READY TCP4 protocol child is not created or configured.
@retval Others Other error as indicated.
**/
EFI_STATUS
HttpConnectTcp4 (
IN HTTP_PROTOCOL *HttpInstance
)
{
EFI_STATUS Status;
EFI_TCP4_CONNECTION_STATE Tcp4State;
if (HttpInstance->State < HTTP_STATE_TCP_CONFIGED || HttpInstance->Tcp4 == NULL) {
return EFI_NOT_READY;
}
Status = HttpInstance->Tcp4->GetModeData(
HttpInstance->Tcp4,
&Tcp4State,
NULL,
NULL,
NULL,
NULL
);
if (EFI_ERROR(Status)){
DEBUG ((EFI_D_ERROR, "Tcp4 GetModeData fail - %x\n", Status));
return Status;
}
if (Tcp4State == Tcp4StateEstablished) {
return EFI_SUCCESS;
} else if (Tcp4State > Tcp4StateEstablished ) {
HttpCloseConnection(HttpInstance);
}
return HttpCreateConnection (HttpInstance);
}
/**
Check existing TCP connection, if in error state, recover TCP6 connection.
@param[in] HttpInstance The HTTP instance private data.
@retval EFI_SUCCESS The TCP connection is established.
@retval EFI_NOT_READY TCP6 protocol child is not created or configured.
@retval Others Other error as indicated.
**/
EFI_STATUS
HttpConnectTcp6 (
IN HTTP_PROTOCOL *HttpInstance
)
{
EFI_STATUS Status;
EFI_TCP6_CONNECTION_STATE Tcp6State;
if (HttpInstance->State < HTTP_STATE_TCP_CONFIGED || HttpInstance->Tcp6 == NULL) {
return EFI_NOT_READY;
}
Status = HttpInstance->Tcp6->GetModeData (
HttpInstance->Tcp6,
&Tcp6State,
NULL,
NULL,
NULL,
NULL
);
if (EFI_ERROR(Status)){
DEBUG ((EFI_D_ERROR, "Tcp6 GetModeData fail - %x\n", Status));
return Status;
}
if (Tcp6State == Tcp6StateEstablished) {
return EFI_SUCCESS;
} else if (Tcp6State > Tcp6StateEstablished ) {
HttpCloseConnection(HttpInstance);
}
return HttpCreateConnection (HttpInstance);
}
/**
Initialize TCP related data.
@param[in] HttpInstance The HTTP instance private data.
@param[in] Wrap The HTTP token's wrap data.
@param[in] Configure The Flag indicates whether the first time to initialize Tcp.
@retval EFI_SUCCESS The initialization of TCP instance is done.
@retval Others Other error as indicated.
**/
EFI_STATUS
HttpInitTcp (
IN HTTP_PROTOCOL *HttpInstance,
IN HTTP_TOKEN_WRAP *Wrap,
IN BOOLEAN Configure
)
{
EFI_STATUS Status;
ASSERT (HttpInstance != NULL);
if (!HttpInstance->LocalAddressIsIPv6) {
//
// Configure TCP instance.
//
if (Configure) {
Status = HttpConfigureTcp4 (HttpInstance, Wrap);
if (EFI_ERROR (Status)) {
return Status;
}
}
//
// Connect TCP.
//
Status = HttpConnectTcp4 (HttpInstance);
if (EFI_ERROR (Status)) {
return Status;
}
} else {
//
// Configure TCP instance.
//
if (Configure) {
Status = HttpConfigureTcp6 (HttpInstance, Wrap);
if (EFI_ERROR (Status)) {
return Status;
}
}
//
// Connect TCP.
//
Status = HttpConnectTcp6 (HttpInstance);
if (EFI_ERROR (Status)) {
return Status;
}
}
return EFI_SUCCESS;
}
/**
Send the HTTP message through TCP4 or TCP6.
@param[in] HttpInstance The HTTP instance private data.
@param[in] Wrap The HTTP token's wrap data.
@param[in] TxString Buffer containing the HTTP message string.
@param[in] TxStringLen Length of the HTTP message string in bytes.
@retval EFI_SUCCESS The HTTP message is queued into TCP transmit queue.
@retval Others Other error as indicated.
**/
EFI_STATUS
HttpTransmitTcp (
IN HTTP_PROTOCOL *HttpInstance,
IN HTTP_TOKEN_WRAP *Wrap,
IN UINT8 *TxString,
IN UINTN TxStringLen
)
{
EFI_STATUS Status;
EFI_TCP4_IO_TOKEN *Tx4Token;
EFI_TCP4_PROTOCOL *Tcp4;
EFI_TCP6_IO_TOKEN *Tx6Token;
EFI_TCP6_PROTOCOL *Tcp6;
if (!HttpInstance->LocalAddressIsIPv6) {
Tcp4 = HttpInstance->Tcp4;
Tx4Token = &Wrap->TcpWrap.Tx4Token;
Tx4Token->Packet.TxData->DataLength = (UINT32) TxStringLen;
Tx4Token->Packet.TxData->FragmentTable[0].FragmentLength = (UINT32) TxStringLen;
Tx4Token->Packet.TxData->FragmentTable[0].FragmentBuffer = (VOID *) TxString;
Tx4Token->CompletionToken.Status = EFI_NOT_READY;
Wrap->TcpWrap.IsTxDone = FALSE;
Status = Tcp4->Transmit (Tcp4, Tx4Token);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "Transmit failed: %r\n", Status));
return Status;
}
} else {
Tcp6 = HttpInstance->Tcp6;
Tx6Token = &Wrap->TcpWrap.Tx6Token;
Tx6Token->Packet.TxData->DataLength = (UINT32) TxStringLen;
Tx6Token->Packet.TxData->FragmentTable[0].FragmentLength = (UINT32) TxStringLen;
Tx6Token->Packet.TxData->FragmentTable[0].FragmentBuffer = (VOID *) TxString;
Tx6Token->CompletionToken.Status = EFI_NOT_READY;
Wrap->TcpWrap.IsTxDone = FALSE;
Status = Tcp6->Transmit (Tcp6, Tx6Token);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "Transmit failed: %r\n", Status));
return Status;
}
}
return Status;
}
/**
Translate the status code in HTTP message to EFI_HTTP_STATUS_CODE defined
in UEFI 2.5 specification.
@param[in] StatusCode The status code value in HTTP message.
@return Value defined in EFI_HTTP_STATUS_CODE .
**/
EFI_HTTP_STATUS_CODE
HttpMappingToStatusCode (
IN UINTN StatusCode
)
{
switch (StatusCode) {
case 100:
return HTTP_STATUS_100_CONTINUE;
case 101:
return HTTP_STATUS_101_SWITCHING_PROTOCOLS;
case 200:
return HTTP_STATUS_200_OK;
case 201:
return HTTP_STATUS_201_CREATED;
case 202:
return HTTP_STATUS_202_ACCEPTED;
case 203:
return HTTP_STATUS_203_NON_AUTHORITATIVE_INFORMATION;
case 204:
return HTTP_STATUS_204_NO_CONTENT;
case 205:
return HTTP_STATUS_205_RESET_CONTENT;
case 206:
return HTTP_STATUS_206_PARTIAL_CONTENT;
case 300:
return HTTP_STATUS_300_MULTIPLE_CHIOCES;
case 301:
return HTTP_STATUS_301_MOVED_PERMANENTLY;
case 302:
return HTTP_STATUS_302_FOUND;
case 303:
return HTTP_STATUS_303_SEE_OTHER;
case 304:
return HTTP_STATUS_304_NOT_MODIFIED;
case 305:
return HTTP_STATUS_305_USE_PROXY;
case 307:
return HTTP_STATUS_307_TEMPORARY_REDIRECT;
case 400:
return HTTP_STATUS_400_BAD_REQUEST;
case 401:
return HTTP_STATUS_401_UNAUTHORIZED;
case 402:
return HTTP_STATUS_402_PAYMENT_REQUIRED;
case 403:
return HTTP_STATUS_403_FORBIDDEN;
case 404:
return HTTP_STATUS_404_NOT_FOUND;
case 405:
return HTTP_STATUS_405_METHOD_NOT_ALLOWED;
case 406:
return HTTP_STATUS_406_NOT_ACCEPTABLE;
case 407:
return HTTP_STATUS_407_PROXY_AUTHENTICATION_REQUIRED;
case 408:
return HTTP_STATUS_408_REQUEST_TIME_OUT;
case 409:
return HTTP_STATUS_409_CONFLICT;
case 410:
return HTTP_STATUS_410_GONE;
case 411:
return HTTP_STATUS_411_LENGTH_REQUIRED;
case 412:
return HTTP_STATUS_412_PRECONDITION_FAILED;
case 413:
return HTTP_STATUS_413_REQUEST_ENTITY_TOO_LARGE;
case 414:
return HTTP_STATUS_414_REQUEST_URI_TOO_LARGE;
case 415:
return HTTP_STATUS_415_UNSUPPORTED_MEDIA_TYPE;
case 416:
return HTTP_STATUS_416_REQUESTED_RANGE_NOT_SATISFIED;
case 417:
return HTTP_STATUS_417_EXPECTATION_FAILED;
case 500:
return HTTP_STATUS_500_INTERNAL_SERVER_ERROR;
case 501:
return HTTP_STATUS_501_NOT_IMPLEMENTED;
case 502:
return HTTP_STATUS_502_BAD_GATEWAY;
case 503:
return HTTP_STATUS_503_SERVICE_UNAVAILABLE;
case 504:
return HTTP_STATUS_504_GATEWAY_TIME_OUT;
case 505:
return HTTP_STATUS_505_HTTP_VERSION_NOT_SUPPORTED;
default:
return HTTP_STATUS_UNSUPPORTED_STATUS;
}
}
/**
Check whether the user's token or event has already
been enqueue on HTTP Tx or Rx Token list.
@param[in] Map The container of either user's transmit or receive
token.
@param[in] Item Current item to check against.
@param[in] Context The Token to check againist.
@retval EFI_ACCESS_DENIED The token or event has already been enqueued in IP
@retval EFI_SUCCESS The current item isn't the same token/event as the
context.
**/
EFI_STATUS
EFIAPI
HttpTokenExist (
IN NET_MAP *Map,
IN NET_MAP_ITEM *Item,
IN VOID *Context
)
{
EFI_HTTP_TOKEN *Token;
EFI_HTTP_TOKEN *TokenInItem;
Token = (EFI_HTTP_TOKEN *) Context;
TokenInItem = (EFI_HTTP_TOKEN *) Item->Key;
if (Token == TokenInItem || Token->Event == TokenInItem->Event) {
return EFI_ACCESS_DENIED;
}
return EFI_SUCCESS;
}
/**
Check whether the HTTP message associated with Tx4Token or Tx6Token is already sent out.
@param[in] Map The container of Tx4Token or Tx6Token.
@param[in] Item Current item to check against.
@param[in] Context The Token to check againist.
@retval EFI_NOT_READY The HTTP message is still queued in the list.
@retval EFI_SUCCESS The HTTP message has been sent out.
**/
EFI_STATUS
EFIAPI
HttpTcpNotReady (
IN NET_MAP *Map,
IN NET_MAP_ITEM *Item,
IN VOID *Context
)
{
HTTP_TOKEN_WRAP *ValueInItem;
ValueInItem = (HTTP_TOKEN_WRAP *) Item->Value;
if (!ValueInItem->TcpWrap.IsTxDone) {
return EFI_NOT_READY;
}
return EFI_SUCCESS;
}
/**
Transmit the HTTP mssage by processing the associated HTTP token.
@param[in] Map The container of Tx4Token or Tx6Token.
@param[in] Item Current item to check against.
@param[in] Context The Token to check againist.
@retval EFI_OUT_OF_RESOURCES Failed to allocate resources.
@retval EFI_SUCCESS The HTTP message is queued into TCP transmit
queue.
**/
EFI_STATUS
EFIAPI
HttpTcpTransmit (
IN NET_MAP *Map,
IN NET_MAP_ITEM *Item,
IN VOID *Context
)
{
HTTP_TOKEN_WRAP *ValueInItem;
EFI_STATUS Status;
CHAR8 *RequestStr;
CHAR8 *Url;
ValueInItem = (HTTP_TOKEN_WRAP *) Item->Value;
if (ValueInItem->TcpWrap.IsTxDone) {
return EFI_SUCCESS;
}
//
// Parse the URI of the remote host.
//
Url = AllocatePool (StrLen (ValueInItem->HttpToken->Message->Data.Request->Url) + 1);
if (Url == NULL) {
return EFI_OUT_OF_RESOURCES;
}
UnicodeStrToAsciiStr (ValueInItem->HttpToken->Message->Data.Request->Url, Url);
//
// Create request message.
//
RequestStr = HttpGenRequestString (
ValueInItem->HttpInstance,
ValueInItem->HttpToken->Message,
Url
);
FreePool (Url);
if (RequestStr == NULL) {
return EFI_OUT_OF_RESOURCES;
}
//
// Transmit the request message.
//
Status = HttpTransmitTcp (
ValueInItem->HttpInstance,
ValueInItem,
(UINT8*) RequestStr,
AsciiStrLen (RequestStr)
);
FreePool (RequestStr);
return Status;
}
/**
Receive the HTTP response by processing the associated HTTP token.
@param[in] Map The container of Rx4Token or Rx6Token.
@param[in] Item Current item to check against.
@param[in] Context The Token to check againist.
@retval EFI_SUCCESS The HTTP response is queued into TCP receive
queue.
@retval Others Other error as indicated.
**/
EFI_STATUS
EFIAPI
HttpTcpReceive (
IN NET_MAP *Map,
IN NET_MAP_ITEM *Item,
IN VOID *Context
)
{
//
// Process the queued HTTP response.
//
return HttpResponseWorker ((HTTP_TOKEN_WRAP *) Item->Value);
}
/**
Receive the HTTP header by processing the associated HTTP token.
@param[in] HttpInstance The HTTP instance private data.
@param[in, out] SizeofHeaders The HTTP header length.
@param[in, out] BufferSize The size of buffer to cacahe the header message.
@retval EFI_SUCCESS The HTTP header is received.
@retval Others Other errors as indicated.
**/
EFI_STATUS
HttpTcpReceiveHeader (
IN HTTP_PROTOCOL *HttpInstance,
IN OUT UINTN *SizeofHeaders,
IN OUT UINTN *BufferSize
)
{
EFI_STATUS Status;
EFI_TCP4_IO_TOKEN *Rx4Token;
EFI_TCP4_PROTOCOL *Tcp4;
EFI_TCP6_IO_TOKEN *Rx6Token;
EFI_TCP6_PROTOCOL *Tcp6;
CHAR8 **EndofHeader;
CHAR8 **HttpHeaders;
CHAR8 *Buffer;
ASSERT (HttpInstance != NULL);
EndofHeader = HttpInstance->EndofHeader;
HttpHeaders = HttpInstance->HttpHeaders;
Tcp4 = HttpInstance->Tcp4;
Tcp6 = HttpInstance->Tcp6;
Buffer = NULL;
Rx4Token = NULL;
Rx6Token = NULL;
if (HttpInstance->LocalAddressIsIPv6) {
ASSERT (Tcp6 != NULL);
} else {
ASSERT (Tcp4 != NULL);
}
if (!HttpInstance->LocalAddressIsIPv6) {
Rx4Token = &HttpInstance->Rx4Token;
Rx4Token->Packet.RxData->FragmentTable[0].FragmentBuffer = AllocateZeroPool (DEF_BUF_LEN);
if (Rx4Token->Packet.RxData->FragmentTable[0].FragmentBuffer == NULL) {
Status = EFI_OUT_OF_RESOURCES;
return Status;
}
//
// Receive the HTTP headers only when EFI_HTTP_RESPONSE_DATA is not NULL.
//
while (*EndofHeader == NULL) {
HttpInstance->IsRxDone = FALSE;
Rx4Token->Packet.RxData->DataLength = DEF_BUF_LEN;
Rx4Token->Packet.RxData->FragmentTable[0].FragmentLength = DEF_BUF_LEN;
Status = Tcp4->Receive (Tcp4, Rx4Token);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "Tcp4 receive failed: %r\n", Status));
return Status;
}
while (!HttpInstance->IsRxDone) {
Tcp4->Poll (Tcp4);
}
Status = Rx4Token->CompletionToken.Status;
if (EFI_ERROR (Status)) {
return Status;
}
//
// Append the response string.
//
*BufferSize = (*SizeofHeaders) + Rx4Token->Packet.RxData->FragmentTable[0].FragmentLength;
Buffer = AllocateZeroPool (*BufferSize);
if (Buffer == NULL) {
Status = EFI_OUT_OF_RESOURCES;
return Status;
}
if (*HttpHeaders != NULL) {
CopyMem (Buffer, *HttpHeaders, (*SizeofHeaders));
FreePool (*HttpHeaders);
}
CopyMem (
Buffer + (*SizeofHeaders),
Rx4Token->Packet.RxData->FragmentTable[0].FragmentBuffer,
Rx4Token->Packet.RxData->FragmentTable[0].FragmentLength
);
*HttpHeaders = Buffer;
*SizeofHeaders = *BufferSize;
//
// Check whether we received end of HTTP headers.
//
*EndofHeader = AsciiStrStr (*HttpHeaders, HTTP_END_OF_HDR_STR);
}
FreePool (Rx4Token->Packet.RxData->FragmentTable[0].FragmentBuffer);
Rx4Token->Packet.RxData->FragmentTable[0].FragmentBuffer = NULL;
} else {
Rx6Token = &HttpInstance->Rx6Token;
Rx6Token->Packet.RxData->FragmentTable[0].FragmentBuffer = AllocateZeroPool (DEF_BUF_LEN);
if (Rx6Token->Packet.RxData->FragmentTable[0].FragmentBuffer == NULL) {
Status = EFI_OUT_OF_RESOURCES;
return Status;
}
//
// Receive the HTTP headers only when EFI_HTTP_RESPONSE_DATA is not NULL.
//
while (*EndofHeader == NULL) {
HttpInstance->IsRxDone = FALSE;
Rx6Token->Packet.RxData->DataLength = DEF_BUF_LEN;
Rx6Token->Packet.RxData->FragmentTable[0].FragmentLength = DEF_BUF_LEN;
Status = Tcp6->Receive (Tcp6, Rx6Token);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "Tcp6 receive failed: %r\n", Status));
return Status;
}
while (!HttpInstance->IsRxDone) {
Tcp6->Poll (Tcp6);
}
Status = Rx6Token->CompletionToken.Status;
if (EFI_ERROR (Status)) {
return Status;
}
//
// Append the response string.
//
*BufferSize = (*SizeofHeaders) + Rx6Token->Packet.RxData->FragmentTable[0].FragmentLength;
Buffer = AllocateZeroPool (*BufferSize);
if (Buffer == NULL) {
Status = EFI_OUT_OF_RESOURCES;
return Status;
}
if (*HttpHeaders != NULL) {
CopyMem (Buffer, *HttpHeaders, (*SizeofHeaders));
FreePool (*HttpHeaders);
}
CopyMem (
Buffer + (*SizeofHeaders),
Rx6Token->Packet.RxData->FragmentTable[0].FragmentBuffer,
Rx6Token->Packet.RxData->FragmentTable[0].FragmentLength
);
*HttpHeaders = Buffer;
*SizeofHeaders = *BufferSize;
//
// Check whether we received end of HTTP headers.
//
*EndofHeader = AsciiStrStr (*HttpHeaders, HTTP_END_OF_HDR_STR);
}
FreePool (Rx6Token->Packet.RxData->FragmentTable[0].FragmentBuffer);
Rx6Token->Packet.RxData->FragmentTable[0].FragmentBuffer = NULL;
}
//
// Skip the CRLF after the HTTP headers.
//
*EndofHeader = *EndofHeader + AsciiStrLen (HTTP_END_OF_HDR_STR);
return EFI_SUCCESS;
}
/**
Receive the HTTP body by processing the associated HTTP token.
@param[in] Wrap The HTTP token's wrap data.
@param[in] HttpMsg The HTTP message data.
@retval EFI_SUCCESS The HTTP body is received.
@retval Others Other error as indicated.
**/
EFI_STATUS
HttpTcpReceiveBody (
IN HTTP_TOKEN_WRAP *Wrap,
IN EFI_HTTP_MESSAGE *HttpMsg
)
{
EFI_STATUS Status;
HTTP_PROTOCOL *HttpInstance;
EFI_TCP6_PROTOCOL *Tcp6;
EFI_TCP6_IO_TOKEN *Rx6Token;
EFI_TCP4_PROTOCOL *Tcp4;
EFI_TCP4_IO_TOKEN *Rx4Token;
HttpInstance = Wrap->HttpInstance;
Tcp4 = HttpInstance->Tcp4;
Tcp6 = HttpInstance->Tcp6;
Rx4Token = NULL;
Rx6Token = NULL;
if (HttpInstance->LocalAddressIsIPv6) {
ASSERT (Tcp6 != NULL);
} else {
ASSERT (Tcp4 != NULL);
}
if (HttpInstance->LocalAddressIsIPv6) {
Rx6Token = &Wrap->TcpWrap.Rx6Token;
Rx6Token ->Packet.RxData->DataLength = (UINT32) HttpMsg->BodyLength;
Rx6Token ->Packet.RxData->FragmentTable[0].FragmentLength = (UINT32) HttpMsg->BodyLength;
Rx6Token ->Packet.RxData->FragmentTable[0].FragmentBuffer = (VOID *) HttpMsg->Body;
Rx6Token->CompletionToken.Status = EFI_NOT_READY;
Status = Tcp6->Receive (Tcp6, Rx6Token);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "Tcp6 receive failed: %r\n", Status));
return Status;
}
} else {
Rx4Token = &Wrap->TcpWrap.Rx4Token;
Rx4Token->Packet.RxData->DataLength = (UINT32) HttpMsg->BodyLength;
Rx4Token->Packet.RxData->FragmentTable[0].FragmentLength = (UINT32) HttpMsg->BodyLength;
Rx4Token->Packet.RxData->FragmentTable[0].FragmentBuffer = (VOID *) HttpMsg->Body;
Rx4Token->CompletionToken.Status = EFI_NOT_READY;
Status = Tcp4->Receive (Tcp4, Rx4Token);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "Tcp4 receive failed: %r\n", Status));
return Status;
}
}
return EFI_SUCCESS;
}
/**
Clean up Tcp Tokens while the Tcp transmission error occurs.
@param[in] Wrap Pointer to HTTP token's wrap data.
**/
VOID
HttpTcpTokenCleanup (
IN HTTP_TOKEN_WRAP *Wrap
)
{
HTTP_PROTOCOL *HttpInstance;
EFI_TCP4_IO_TOKEN *Rx4Token;
EFI_TCP6_IO_TOKEN *Rx6Token;
ASSERT (Wrap != NULL);
HttpInstance = Wrap->HttpInstance;
Rx4Token = NULL;
Rx6Token = NULL;
if (HttpInstance->LocalAddressIsIPv6) {
if (Wrap->TcpWrap.Rx6Token.CompletionToken.Event != NULL) {
gBS->CloseEvent (Wrap->TcpWrap.Rx6Token.CompletionToken.Event);
}
Rx6Token = &Wrap->TcpWrap.Rx6Token;
if (Rx6Token->Packet.RxData->FragmentTable[0].FragmentBuffer != NULL) {
FreePool (Rx6Token->Packet.RxData->FragmentTable[0].FragmentBuffer);
Rx6Token->Packet.RxData->FragmentTable[0].FragmentBuffer = NULL;
}
FreePool (Wrap);
if (HttpInstance->Rx6Token.CompletionToken.Event != NULL) {
gBS->CloseEvent (HttpInstance->Rx6Token.CompletionToken.Event);
HttpInstance->Rx6Token.CompletionToken.Event = NULL;
}
Rx6Token = &HttpInstance->Rx6Token;
if (Rx6Token->Packet.RxData->FragmentTable[0].FragmentBuffer != NULL) {
FreePool (Rx6Token->Packet.RxData->FragmentTable[0].FragmentBuffer);
Rx6Token->Packet.RxData->FragmentTable[0].FragmentBuffer = NULL;
}
} else {
if (Wrap->TcpWrap.Rx4Token.CompletionToken.Event != NULL) {
gBS->CloseEvent (Wrap->TcpWrap.Rx4Token.CompletionToken.Event);
}
Rx4Token = &Wrap->TcpWrap.Rx4Token;
if (Rx4Token->Packet.RxData->FragmentTable[0].FragmentBuffer != NULL) {
FreePool (Rx4Token->Packet.RxData->FragmentTable[0].FragmentBuffer);
Rx4Token->Packet.RxData->FragmentTable[0].FragmentBuffer = NULL;
}
FreePool (Wrap);
if (HttpInstance->Rx4Token.CompletionToken.Event != NULL) {
gBS->CloseEvent (HttpInstance->Rx4Token.CompletionToken.Event);
HttpInstance->Rx4Token.CompletionToken.Event = NULL;
}
Rx4Token = &HttpInstance->Rx4Token;
if (Rx4Token->Packet.RxData->FragmentTable[0].FragmentBuffer != NULL) {
FreePool (Rx4Token->Packet.RxData->FragmentTable[0].FragmentBuffer);
Rx4Token->Packet.RxData->FragmentTable[0].FragmentBuffer = NULL;
}
}
}
/**
Generate HTTP request string.
@param[in] HttpInstance Pointer to HTTP_PROTOCOL structure.
@param[in] Message Pointer to storage containing HTTP message data.
@param[in] Url The URL of a remote host.
@return Pointer to the created HTTP request string.
@return NULL if any error occured.
**/
CHAR8 *
HttpGenRequestString (
IN HTTP_PROTOCOL *HttpInstance,
IN EFI_HTTP_MESSAGE *Message,
IN CHAR8 *Url
)
{
EFI_STATUS Status;
UINTN StrLength;
UINT8 *Request;
UINT8 *RequestPtr;
UINTN HttpHdrSize;
UINTN MsgSize;
BOOLEAN Success;
VOID *HttpHdr;
EFI_HTTP_HEADER **AppendList;
UINTN Index;
ASSERT (HttpInstance != NULL);
ASSERT (Message != NULL);
DEBUG ((EFI_D_ERROR, "HttpMethod - %x\n", Message->Data.Request->Method));
Request = NULL;
Success = FALSE;
HttpHdr = NULL;
AppendList = NULL;
//
// Build AppendList
//
AppendList = AllocateZeroPool (sizeof (EFI_HTTP_HEADER *) * (Message->HeaderCount));
if (AppendList == NULL) {
return NULL;
}
for(Index = 0; Index < Message->HeaderCount; Index++){
AppendList[Index] = &Message->Headers[Index];
}
//
// Check whether the EFI_HTTP_UTILITIES_PROTOCOL is available.
//
if (mHttpUtilities == NULL) {
return NULL;
}
//
// Build raw unformatted HTTP headers.
//
Status = mHttpUtilities->Build (
mHttpUtilities,
0,
NULL,
0,
NULL,
Message->HeaderCount,
AppendList,
&HttpHdrSize,
&HttpHdr
);
FreePool (AppendList);
if (EFI_ERROR (Status) || HttpHdr == NULL) {
return NULL;
}
//
// Calculate HTTP message length.
//
MsgSize = Message->BodyLength + HTTP_MAXIMUM_METHOD_LEN + AsciiStrLen (Url) +
AsciiStrLen (HTTP_VERSION_CRLF_STR) + HttpHdrSize;
Request = AllocateZeroPool (MsgSize);
if (Request == NULL) {
goto Exit;
}
RequestPtr = Request;
//
// Construct header request
//
switch (Message->Data.Request->Method) {
case HttpMethodGet:
StrLength = sizeof (HTTP_GET_STR) - 1;
CopyMem (RequestPtr, HTTP_GET_STR, StrLength);
RequestPtr += StrLength;
break;
case HttpMethodHead:
StrLength = sizeof (HTTP_HEAD_STR) - 1;
CopyMem (RequestPtr, HTTP_HEAD_STR, StrLength);
RequestPtr += StrLength;
break;
default:
ASSERT (FALSE);
goto Exit;
}
StrLength = AsciiStrLen (Url);
CopyMem (RequestPtr, Url, StrLength);
RequestPtr += StrLength;
StrLength = sizeof (HTTP_VERSION_CRLF_STR) - 1;
CopyMem (RequestPtr, HTTP_VERSION_CRLF_STR, StrLength);
RequestPtr += StrLength;
//
// Construct header
//
CopyMem (RequestPtr, HttpHdr, HttpHdrSize);
RequestPtr += HttpHdrSize;
//
// Construct body
//
if (Message->Body != NULL) {
CopyMem (RequestPtr, Message->Body, Message->BodyLength);
RequestPtr += Message->BodyLength;
}
//
// Done
//
*RequestPtr = 0;
Success = TRUE;
Exit:
if (!Success) {
if (Request != NULL) {
FreePool (Request);
}
Request = NULL;
}
if (HttpHdr != NULL) {
FreePool (HttpHdr);
}
return (CHAR8*) Request;
}
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