diff options
-rw-r--r-- | NetworkPkg/HttpDxe/HttpProto.c | 121 | ||||
-rw-r--r-- | NetworkPkg/HttpDxe/HttpsSupport.c | 17 | ||||
-rw-r--r-- | NetworkPkg/HttpDxe/HttpsSupport.h | 12 |
3 files changed, 111 insertions, 39 deletions
diff --git a/NetworkPkg/HttpDxe/HttpProto.c b/NetworkPkg/HttpDxe/HttpProto.c index d7fe271..35c4a16 100644 --- a/NetworkPkg/HttpDxe/HttpProto.c +++ b/NetworkPkg/HttpDxe/HttpProto.c @@ -1,7 +1,7 @@ /** @file
Miscellaneous routines for HttpDxe driver.
-Copyright (c) 2015 - 2017, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2015 - 2018, 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
@@ -1476,50 +1476,87 @@ HttpTransmitTcp ( EFI_TCP4_PROTOCOL *Tcp4;
EFI_TCP6_IO_TOKEN *Tx6Token;
EFI_TCP6_PROTOCOL *Tcp6;
- UINT8 *Buffer;
- UINTN BufferSize;
+ UINT8 *TlsRecord;
+ UINT16 PayloadSize;
NET_FRAGMENT TempFragment;
+ NET_FRAGMENT Fragment;
+ UINTN RecordCount;
+ UINTN RemainingLen;
Status = EFI_SUCCESS;
- Buffer = NULL;
+ TlsRecord = NULL;
+ PayloadSize = 0;
TempFragment.Len = 0;
TempFragment.Bulk = NULL;
+ Fragment.Len = 0;
+ Fragment.Bulk = NULL;
+ RecordCount = 0;
+ RemainingLen = 0;
//
// Need to encrypt data.
//
if (HttpInstance->UseHttps) {
//
- // Build BufferOut data
+ // Allocate enough buffer for each TLS plaintext records.
//
- BufferSize = sizeof (TLS_RECORD_HEADER) + TxStringLen;
- Buffer = AllocateZeroPool (BufferSize);
- if (Buffer == NULL) {
+ TlsRecord = AllocateZeroPool (TLS_RECORD_HEADER_LENGTH + TLS_PLAINTEXT_RECORD_MAX_PAYLOAD_LENGTH);
+ if (TlsRecord == NULL) {
Status = EFI_OUT_OF_RESOURCES;
return Status;
}
- ((TLS_RECORD_HEADER *) Buffer)->ContentType = TlsContentTypeApplicationData;
- ((TLS_RECORD_HEADER *) Buffer)->Version.Major = HttpInstance->TlsConfigData.Version.Major;
- ((TLS_RECORD_HEADER *) Buffer)->Version.Minor = HttpInstance->TlsConfigData.Version.Minor;
- ((TLS_RECORD_HEADER *) Buffer)->Length = (UINT16) (TxStringLen);
- CopyMem (Buffer + sizeof (TLS_RECORD_HEADER), TxString, TxStringLen);
-
+
//
- // Encrypt Packet.
+ // Allocate enough buffer for all TLS ciphertext records.
//
- Status = TlsProcessMessage (
- HttpInstance,
- Buffer,
- BufferSize,
- EfiTlsEncrypt,
- &TempFragment
- );
-
- FreePool (Buffer);
+ RecordCount = TxStringLen / TLS_PLAINTEXT_RECORD_MAX_PAYLOAD_LENGTH + 1;
+ Fragment.Bulk = AllocateZeroPool (RecordCount * (TLS_RECORD_HEADER_LENGTH + TLS_CIPHERTEXT_RECORD_MAX_PAYLOAD_LENGTH));
+ if (Fragment.Bulk == NULL) {
+ Status = EFI_OUT_OF_RESOURCES;
+ goto ON_ERROR;
+ }
- if (EFI_ERROR (Status)) {
- return Status;
+ //
+ // Encrypt each TLS plaintext records.
+ //
+ RemainingLen = TxStringLen;
+ while (RemainingLen != 0) {
+ PayloadSize = (UINT16) MIN (TLS_PLAINTEXT_RECORD_MAX_PAYLOAD_LENGTH, RemainingLen);
+
+ ((TLS_RECORD_HEADER *) TlsRecord)->ContentType = TlsContentTypeApplicationData;
+ ((TLS_RECORD_HEADER *) TlsRecord)->Version.Major = HttpInstance->TlsConfigData.Version.Major;
+ ((TLS_RECORD_HEADER *) TlsRecord)->Version.Minor = HttpInstance->TlsConfigData.Version.Minor;
+ ((TLS_RECORD_HEADER *) TlsRecord)->Length = PayloadSize;
+
+ CopyMem (TlsRecord + TLS_RECORD_HEADER_LENGTH, TxString + (TxStringLen - RemainingLen), PayloadSize);
+
+ Status = TlsProcessMessage (
+ HttpInstance,
+ TlsRecord,
+ TLS_RECORD_HEADER_LENGTH + PayloadSize,
+ EfiTlsEncrypt,
+ &TempFragment
+ );
+ if (EFI_ERROR (Status)) {
+ goto ON_ERROR;
+ }
+
+ //
+ // Record the processed/encrypted Packet.
+ //
+ CopyMem (Fragment.Bulk + Fragment.Len, TempFragment.Bulk, TempFragment.Len);
+ Fragment.Len += TempFragment.Len;
+
+ FreePool (TempFragment.Bulk);
+ TempFragment.Len = 0;
+ TempFragment.Bulk = NULL;
+
+ RemainingLen -= (UINTN) PayloadSize;
+ ZeroMem (TlsRecord, TLS_RECORD_HEADER_LENGTH + TLS_PLAINTEXT_RECORD_MAX_PAYLOAD_LENGTH);
}
+
+ FreePool (TlsRecord);
+ TlsRecord = NULL;
}
if (!HttpInstance->LocalAddressIsIPv6) {
@@ -1527,9 +1564,9 @@ HttpTransmitTcp ( Tx4Token = &Wrap->TcpWrap.Tx4Token;
if (HttpInstance->UseHttps) {
- Tx4Token->Packet.TxData->DataLength = TempFragment.Len;
- Tx4Token->Packet.TxData->FragmentTable[0].FragmentLength = TempFragment.Len;
- Tx4Token->Packet.TxData->FragmentTable[0].FragmentBuffer = (VOID *) TempFragment.Bulk;
+ Tx4Token->Packet.TxData->DataLength = Fragment.Len;
+ Tx4Token->Packet.TxData->FragmentTable[0].FragmentLength = Fragment.Len;
+ Tx4Token->Packet.TxData->FragmentTable[0].FragmentBuffer = (VOID *) Fragment.Bulk;
} else {
Tx4Token->Packet.TxData->DataLength = (UINT32) TxStringLen;
Tx4Token->Packet.TxData->FragmentTable[0].FragmentLength = (UINT32) TxStringLen;
@@ -1542,7 +1579,7 @@ HttpTransmitTcp ( Status = Tcp4->Transmit (Tcp4, Tx4Token);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "Transmit failed: %r\n", Status));
- return Status;
+ goto ON_ERROR;
}
} else {
@@ -1550,9 +1587,9 @@ HttpTransmitTcp ( Tx6Token = &Wrap->TcpWrap.Tx6Token;
if (HttpInstance->UseHttps) {
- Tx6Token->Packet.TxData->DataLength = TempFragment.Len;
- Tx6Token->Packet.TxData->FragmentTable[0].FragmentLength = TempFragment.Len;
- Tx6Token->Packet.TxData->FragmentTable[0].FragmentBuffer = (VOID *) TempFragment.Bulk;
+ Tx6Token->Packet.TxData->DataLength = Fragment.Len;
+ Tx6Token->Packet.TxData->FragmentTable[0].FragmentLength = Fragment.Len;
+ Tx6Token->Packet.TxData->FragmentTable[0].FragmentBuffer = (VOID *) Fragment.Bulk;
} else {
Tx6Token->Packet.TxData->DataLength = (UINT32) TxStringLen;
Tx6Token->Packet.TxData->FragmentTable[0].FragmentLength = (UINT32) TxStringLen;
@@ -1565,11 +1602,27 @@ HttpTransmitTcp ( Status = Tcp6->Transmit (Tcp6, Tx6Token);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "Transmit failed: %r\n", Status));
- return Status;
+ goto ON_ERROR;
}
}
return Status;
+
+ON_ERROR:
+
+ if (HttpInstance->UseHttps) {
+ if (TlsRecord != NULL) {
+ FreePool (TlsRecord);
+ TlsRecord = NULL;
+ }
+
+ if (Fragment.Bulk != NULL) {
+ FreePool (Fragment.Bulk);
+ Fragment.Bulk = NULL;
+ }
+ }
+
+ return Status;
}
/**
diff --git a/NetworkPkg/HttpDxe/HttpsSupport.c b/NetworkPkg/HttpDxe/HttpsSupport.c index f5e5911..5105a20 100644 --- a/NetworkPkg/HttpDxe/HttpsSupport.c +++ b/NetworkPkg/HttpDxe/HttpsSupport.c @@ -951,7 +951,7 @@ TlsReceiveOnePdu ( //
// Allocate buffer to receive one TLS header.
//
- Len = sizeof (TLS_RECORD_HEADER);
+ Len = TLS_RECORD_HEADER_LENGTH;
PduHdr = NetbufAlloc (Len);
if (PduHdr == NULL) {
Status = EFI_OUT_OF_RESOURCES;
@@ -1391,11 +1391,19 @@ TlsCloseSession ( 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] Message Pointer to the message buffer needed to processed.
+ If ProcessMode is EfiTlsEncrypt, the message contain the TLS
+ header and plain text TLS APP payload.
+ If ProcessMode is EfiTlsDecrypt, the message contain the TLS
+ header and cipher text TLS APP payload.
@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.
+ If ProcessMode is EfiTlsEncrypt, the fragment contain the TLS
+ header and cipher text TLS APP payload.
+ If ProcessMode is EfiTlsDecrypt, the fragment contain the TLS
+ header and plain text TLS APP payload.
@retval EFI_SUCCESS Message is processed successfully.
@retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.
@@ -1498,6 +1506,9 @@ TlsProcessMessage ( ON_EXIT:
if (OriginalFragmentTable != NULL) {
+ if( FragmentTable == OriginalFragmentTable) {
+ FragmentTable = NULL;
+ }
FreePool (OriginalFragmentTable);
OriginalFragmentTable = NULL;
}
@@ -1682,7 +1693,7 @@ HttpsReceive ( return Status;
}
- CopyMem (BufferIn, TempFragment.Bulk + sizeof (TLS_RECORD_HEADER), BufferInSize);
+ CopyMem (BufferIn, TempFragment.Bulk + TLS_RECORD_HEADER_LENGTH, BufferInSize);
//
// Free the buffer in TempFragment.
diff --git a/NetworkPkg/HttpDxe/HttpsSupport.h b/NetworkPkg/HttpDxe/HttpsSupport.h index f7a2d30..5d4ca01 100644 --- a/NetworkPkg/HttpDxe/HttpsSupport.h +++ b/NetworkPkg/HttpDxe/HttpsSupport.h @@ -1,7 +1,7 @@ /** @file
The header files of miscellaneous routines specific to Https for HttpDxe driver.
-Copyright (c) 2016 - 2017, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2016 - 2018, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -217,11 +217,19 @@ TlsCloseSession ( 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] Message Pointer to the message buffer needed to processed.
+ If ProcessMode is EfiTlsEncrypt, the message contain the TLS
+ header and plain text TLS APP payload.
+ If ProcessMode is EfiTlsDecrypt, the message contain the TLS
+ header and cipher text TLS APP payload.
@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.
+ If ProcessMode is EfiTlsEncrypt, the fragment contain the TLS
+ header and cipher text TLS APP payload.
+ If ProcessMode is EfiTlsDecrypt, the fragment contain the TLS
+ header and plain text TLS APP payload.
@retval EFI_SUCCESS Message is processed successfully.
@retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.
|