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audk/CryptoPkg/Library/TlsLib/TlsConfig.c

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/** @file
SSL/TLS Configuration Library Wrapper Implementation over OpenSSL.
Copyright (c) 2016 - 2017, 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 "InternalTlsLib.h"
typedef struct {
//
// IANA/IETF defined Cipher Suite ID
//
UINT16 IanaCipher;
//
// OpenSSL-used Cipher Suite String
//
CONST CHAR8 *OpensslCipher;
} TLS_CIPHER_PAIR;
//
// The mapping table between IANA/IETF Cipher Suite definitions and
// OpenSSL-used Cipher Suite name.
//
STATIC CONST TLS_CIPHER_PAIR TlsCipherMappingTable[] = {
{ 0x0001, "NULL-MD5" }, /// TLS_RSA_WITH_NULL_MD5
{ 0x0002, "NULL-SHA" }, /// TLS_RSA_WITH_NULL_SHA
{ 0x0004, "RC4-MD5" }, /// TLS_RSA_WITH_RC4_128_MD5
{ 0x0005, "RC4-SHA" }, /// TLS_RSA_WITH_RC4_128_SHA
{ 0x000A, "DES-CBC3-SHA" }, /// TLS_RSA_WITH_3DES_EDE_CBC_SHA, mandatory TLS 1.1
{ 0x0016, "DHE-RSA-DES-CBC3-SHA" }, /// TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA
{ 0x002F, "AES128-SHA" }, /// TLS_RSA_WITH_AES_128_CBC_SHA, mandatory TLS 1.2
{ 0x0030, "DH-DSS-AES128-SHA" }, /// TLS_DH_DSS_WITH_AES_128_CBC_SHA
{ 0x0031, "DH-RSA-AES128-SHA" }, /// TLS_DH_RSA_WITH_AES_128_CBC_SHA
{ 0x0033, "DHE-RSA-AES128-SHA" }, /// TLS_DHE_RSA_WITH_AES_128_CBC_SHA
{ 0x0035, "AES256-SHA" }, /// TLS_RSA_WITH_AES_256_CBC_SHA
{ 0x0036, "DH-DSS-AES256-SHA" }, /// TLS_DH_DSS_WITH_AES_256_CBC_SHA
{ 0x0037, "DH-RSA-AES256-SHA" }, /// TLS_DH_RSA_WITH_AES_256_CBC_SHA
{ 0x0039, "DHE-RSA-AES256-SHA" }, /// TLS_DHE_RSA_WITH_AES_256_CBC_SHA
{ 0x003B, "NULL-SHA256" }, /// TLS_RSA_WITH_NULL_SHA256
{ 0x003C, "AES128-SHA256" }, /// TLS_RSA_WITH_AES_128_CBC_SHA256
{ 0x003D, "AES256-SHA256" }, /// TLS_RSA_WITH_AES_256_CBC_SHA256
{ 0x003E, "DH-DSS-AES128-SHA256" }, /// TLS_DH_DSS_WITH_AES_128_CBC_SHA256
{ 0x003F, "DH-RSA-AES128-SHA256" }, /// TLS_DH_RSA_WITH_AES_128_CBC_SHA256
{ 0x0067, "DHE-RSA-AES128-SHA256" }, /// TLS_DHE_RSA_WITH_AES_128_CBC_SHA256
{ 0x0068, "DH-DSS-AES256-SHA256" }, /// TLS_DH_DSS_WITH_AES_256_CBC_SHA256
{ 0x0069, "DH-RSA-AES256-SHA256" }, /// TLS_DH_RSA_WITH_AES_256_CBC_SHA256
{ 0x006B, "DHE-RSA-AES256-SHA256" } /// TLS_DHE_RSA_WITH_AES_256_CBC_SHA256
};
/**
Gets the OpenSSL cipher suite string for the supplied IANA TLS cipher suite.
@param[in] CipherId The supplied IANA TLS cipher suite ID.
@return The corresponding OpenSSL cipher suite string if found,
NULL otherwise.
**/
STATIC
CONST CHAR8 *
TlsGetCipherString (
IN UINT16 CipherId
)
{
CONST TLS_CIPHER_PAIR *CipherEntry;
UINTN TableSize;
UINTN Index;
CipherEntry = TlsCipherMappingTable;
TableSize = sizeof (TlsCipherMappingTable) / sizeof (TLS_CIPHER_PAIR);
//
// Search Cipher Mapping Table for IANA-OpenSSL Cipher Translation
//
for (Index = 0; Index < TableSize; Index++, CipherEntry++) {
//
// Translate IANA cipher suite name to OpenSSL name.
//
if (CipherEntry->IanaCipher == CipherId) {
return CipherEntry->OpensslCipher;
}
}
//
// No Cipher Mapping found, return NULL.
//
return NULL;
}
/**
Set a new TLS/SSL method for a particular TLS object.
This function sets a new TLS/SSL method for a particular TLS object.
@param[in] Tls Pointer to a TLS object.
@param[in] MajorVer Major Version of TLS/SSL Protocol.
@param[in] MinorVer Minor Version of TLS/SSL Protocol.
@retval EFI_SUCCESS The TLS/SSL method was set successfully.
@retval EFI_INVALID_PARAMETER The parameter is invalid.
@retval EFI_UNSUPPORTED Unsupported TLS/SSL method.
**/
EFI_STATUS
EFIAPI
TlsSetVersion (
IN VOID *Tls,
IN UINT8 MajorVer,
IN UINT8 MinorVer
)
{
TLS_CONNECTION *TlsConn;
UINT16 ProtoVersion;
TlsConn = (TLS_CONNECTION *)Tls;
if (TlsConn == NULL || TlsConn->Ssl == NULL) {
return EFI_INVALID_PARAMETER;
}
ProtoVersion = (MajorVer << 8) | MinorVer;
switch (ProtoVersion) {
case TLS1_VERSION:
//
// TLS 1.0
//
SSL_set_ssl_method (TlsConn->Ssl, TLSv1_method ());
break;
case TLS1_1_VERSION:
//
// TLS 1.1
//
SSL_set_ssl_method (TlsConn->Ssl, TLSv1_1_method ());
break;
case TLS1_2_VERSION:
//
// TLS 1.2
//
SSL_set_ssl_method (TlsConn->Ssl, TLSv1_2_method ());
break;
default:
//
// Unsupported Protocol Version
//
return EFI_UNSUPPORTED;
}
return EFI_SUCCESS;;
}
/**
Set TLS object to work in client or server mode.
This function prepares a TLS object to work in client or server mode.
@param[in] Tls Pointer to a TLS object.
@param[in] IsServer Work in server mode.
@retval EFI_SUCCESS The TLS/SSL work mode was set successfully.
@retval EFI_INVALID_PARAMETER The parameter is invalid.
@retval EFI_UNSUPPORTED Unsupported TLS/SSL work mode.
**/
EFI_STATUS
EFIAPI
TlsSetConnectionEnd (
IN VOID *Tls,
IN BOOLEAN IsServer
)
{
TLS_CONNECTION *TlsConn;
TlsConn = (TLS_CONNECTION *) Tls;
if (TlsConn == NULL || TlsConn->Ssl == NULL) {
return EFI_INVALID_PARAMETER;
}
if (!IsServer) {
//
// Set TLS to work in Client mode.
//
SSL_set_connect_state (TlsConn->Ssl);
} else {
//
// Set TLS to work in Server mode.
// It is unsupported for UEFI version currently.
//
//SSL_set_accept_state (TlsConn->Ssl);
return EFI_UNSUPPORTED;
}
return EFI_SUCCESS;
}
/**
Set the ciphers list to be used by the TLS object.
This function sets the ciphers for use by a specified TLS object.
@param[in] Tls Pointer to a TLS object.
@param[in] CipherId Pointer to a UINT16 cipher Id.
@param[in] CipherNum The number of cipher in the list.
@retval EFI_SUCCESS The ciphers list was set successfully.
@retval EFI_INVALID_PARAMETER The parameter is invalid.
@retval EFI_UNSUPPORTED Unsupported TLS cipher in the list.
**/
EFI_STATUS
EFIAPI
TlsSetCipherList (
IN VOID *Tls,
IN UINT16 *CipherId,
IN UINTN CipherNum
)
{
TLS_CONNECTION *TlsConn;
UINTN Index;
CONST CHAR8 *MappingName;
CHAR8 CipherString[500];
TlsConn = (TLS_CONNECTION *) Tls;
if (TlsConn == NULL || TlsConn->Ssl == NULL || CipherId == NULL) {
return EFI_INVALID_PARAMETER;
}
MappingName = NULL;
memset (CipherString, 0, sizeof (CipherString));
for (Index = 0; Index < CipherNum; Index++) {
//
// Handling OpenSSL / RFC Cipher name mapping.
//
MappingName = TlsGetCipherString (*(CipherId + Index));
if (MappingName == NULL) {
return EFI_UNSUPPORTED;
}
if (Index != 0) {
//
// The ciphers were separated by a colon.
//
AsciiStrCatS (CipherString, sizeof (CipherString), ":");
}
AsciiStrCatS (CipherString, sizeof (CipherString), MappingName);
}
AsciiStrCatS (CipherString, sizeof (CipherString), ":@STRENGTH");
//
// Sets the ciphers for use by the Tls object.
//
if (SSL_set_cipher_list (TlsConn->Ssl, CipherString) <= 0) {
return EFI_UNSUPPORTED;
}
return EFI_SUCCESS;
}
/**
Set the compression method for TLS/SSL operations.
This function handles TLS/SSL integrated compression methods.
@param[in] CompMethod The compression method ID.
@retval EFI_SUCCESS The compression method for the communication was
set successfully.
@retval EFI_UNSUPPORTED Unsupported compression method.
**/
EFI_STATUS
EFIAPI
TlsSetCompressionMethod (
IN UINT8 CompMethod
)
{
COMP_METHOD *Cm;
INTN Ret;
Cm = NULL;
Ret = 0;
if (CompMethod == 0) {
//
// TLS defines one standard compression method, CompressionMethod.null (0),
// which specifies that data exchanged via the record protocol will not be compressed.
// So, return EFI_SUCCESS directly (RFC 3749).
//
return EFI_SUCCESS;
} else if (CompMethod == 1) {
Cm = COMP_zlib();
} else {
return EFI_UNSUPPORTED;
}
//
// Adds the compression method to the list of available
// compression methods.
//
Ret = SSL_COMP_add_compression_method (CompMethod, Cm);
if (Ret != 0) {
return EFI_UNSUPPORTED;
}
return EFI_SUCCESS;
}
/**
Set peer certificate verification mode for the TLS connection.
This function sets the verification mode flags for the TLS connection.
@param[in] Tls Pointer to the TLS object.
@param[in] VerifyMode A set of logically or'ed verification mode flags.
**/
VOID
EFIAPI
TlsSetVerify (
IN VOID *Tls,
IN UINT32 VerifyMode
)
{
TLS_CONNECTION *TlsConn;
TlsConn = (TLS_CONNECTION *) Tls;
if (TlsConn == NULL || TlsConn->Ssl == NULL) {
return;
}
//
// Set peer certificate verification parameters with NULL callback.
//
SSL_set_verify (TlsConn->Ssl, VerifyMode, NULL);
}
/**
Sets a TLS/SSL session ID to be used during TLS/SSL connect.
This function sets a session ID to be used when the TLS/SSL connection is
to be established.
@param[in] Tls Pointer to the TLS object.
@param[in] SessionId Session ID data used for session resumption.
@param[in] SessionIdLen Length of Session ID in bytes.
@retval EFI_SUCCESS Session ID was set successfully.
@retval EFI_INVALID_PARAMETER The parameter is invalid.
@retval EFI_UNSUPPORTED No available session for ID setting.
**/
EFI_STATUS
EFIAPI
TlsSetSessionId (
IN VOID *Tls,
IN UINT8 *SessionId,
IN UINT16 SessionIdLen
)
{
TLS_CONNECTION *TlsConn;
SSL_SESSION *Session;
TlsConn = (TLS_CONNECTION *) Tls;
Session = NULL;
if (TlsConn == NULL || TlsConn->Ssl == NULL || SessionId == NULL) {
return EFI_INVALID_PARAMETER;
}
Session = SSL_get_session (TlsConn->Ssl);
if (Session == NULL) {
return EFI_UNSUPPORTED;
}
Session->session_id_length = SessionIdLen;
CopyMem (Session->session_id, SessionId, Session->session_id_length);
return EFI_SUCCESS;
}
/**
Adds the CA to the cert store when requesting Server or Client authentication.
This function adds the CA certificate to the list of CAs when requesting
Server or Client authentication for the chosen TLS connection.
@param[in] Tls Pointer to the TLS object.
@param[in] Data Pointer to the data buffer of a DER-encoded binary
X.509 certificate or PEM-encoded X.509 certificate.
@param[in] DataSize The size of data buffer in bytes.
@retval EFI_SUCCESS The operation succeeded.
@retval EFI_INVALID_PARAMETER The parameter is invalid.
@retval EFI_OUT_OF_RESOURCES Required resources could not be allocated.
@retval EFI_ABORTED Invalid X.509 certificate.
**/
EFI_STATUS
EFIAPI
TlsSetCaCertificate (
IN VOID *Tls,
IN VOID *Data,
IN UINTN DataSize
)
{
BIO *BioCert;
X509 *Cert;
X509_STORE *X509Store;
EFI_STATUS Status;
TLS_CONNECTION *TlsConn;
SSL_CTX *SslCtx;
INTN Ret;
UINTN ErrorCode;
BioCert = NULL;
Cert = NULL;
X509Store = NULL;
Status = EFI_SUCCESS;
TlsConn = (TLS_CONNECTION *) Tls;
Ret = 0;
if (TlsConn == NULL || TlsConn->Ssl == NULL || Data == NULL || DataSize == 0) {
return EFI_INVALID_PARAMETER;
}
//
// DER-encoded binary X.509 certificate or PEM-encoded X.509 certificate.
// Determine whether certificate is from DER encoding, if so, translate it to X509 structure.
//
Cert = d2i_X509 (NULL, (const unsigned char ** )&Data, (long) DataSize);
if (Cert == NULL) {
//
// Certificate is from PEM encoding.
//
BioCert = BIO_new (BIO_s_mem ());
if (BioCert == NULL) {
Status = EFI_OUT_OF_RESOURCES;
goto ON_EXIT;
}
if (BIO_write (BioCert, Data, (UINT32) DataSize) <= 0) {
Status = EFI_ABORTED;
goto ON_EXIT;
}
Cert = PEM_read_bio_X509 (BioCert, NULL, NULL, NULL);
if (Cert == NULL) {
Status = EFI_ABORTED;
goto ON_EXIT;
}
}
SslCtx = SSL_get_SSL_CTX (TlsConn->Ssl);
X509Store = SSL_CTX_get_cert_store (SslCtx);
if (X509Store == NULL) {
Status = EFI_ABORTED;
goto ON_EXIT;
}
//
// Add certificate to X509 store
//
Ret = X509_STORE_add_cert (X509Store, Cert);
if (Ret != 1) {
ErrorCode = ERR_peek_last_error ();
//
// Ignore "already in table" errors
//
if (!(ERR_GET_FUNC (ErrorCode) == X509_F_X509_STORE_ADD_CERT &&
ERR_GET_REASON (ErrorCode) == X509_R_CERT_ALREADY_IN_HASH_TABLE)) {
Status = EFI_ABORTED;
goto ON_EXIT;
}
}
ON_EXIT:
if (BioCert != NULL) {
BIO_free (BioCert);
}
if (Cert != NULL) {
X509_free (Cert);
}
return Status;
}
/**
Loads the local public certificate into the specified TLS object.
This function loads the X.509 certificate into the specified TLS object
for TLS negotiation.
@param[in] Tls Pointer to the TLS object.
@param[in] Data Pointer to the data buffer of a DER-encoded binary
X.509 certificate or PEM-encoded X.509 certificate.
@param[in] DataSize The size of data buffer in bytes.
@retval EFI_SUCCESS The operation succeeded.
@retval EFI_INVALID_PARAMETER The parameter is invalid.
@retval EFI_OUT_OF_RESOURCES Required resources could not be allocated.
@retval EFI_ABORTED Invalid X.509 certificate.
**/
EFI_STATUS
EFIAPI
TlsSetHostPublicCert (
IN VOID *Tls,
IN VOID *Data,
IN UINTN DataSize
)
{
BIO *BioCert;
X509 *Cert;
EFI_STATUS Status;
TLS_CONNECTION *TlsConn;
BioCert = NULL;
Cert = NULL;
Status = EFI_SUCCESS;
TlsConn = (TLS_CONNECTION *) Tls;
if (TlsConn == NULL || TlsConn->Ssl == NULL || Data == NULL || DataSize == 0) {
return EFI_INVALID_PARAMETER;
}
//
// DER-encoded binary X.509 certificate or PEM-encoded X.509 certificate.
// Determine whether certificate is from DER encoding, if so, translate it to X509 structure.
//
Cert = d2i_X509 (NULL, (const unsigned char ** )&Data, (long) DataSize);
if (Cert == NULL) {
//
// Certificate is from PEM encoding.
//
BioCert = BIO_new (BIO_s_mem ());
if (BioCert == NULL) {
Status = EFI_OUT_OF_RESOURCES;
goto ON_EXIT;
}
if (BIO_write (BioCert, Data, (UINT32) DataSize) <= 0) {
Status = EFI_ABORTED;
goto ON_EXIT;
}
Cert = PEM_read_bio_X509 (BioCert, NULL, NULL, NULL);
if (Cert == NULL) {
Status = EFI_ABORTED;
goto ON_EXIT;
}
}
if (SSL_use_certificate (TlsConn->Ssl, Cert) != 1) {
Status = EFI_ABORTED;
goto ON_EXIT;
}
ON_EXIT:
if (BioCert != NULL) {
BIO_free (BioCert);
}
if (Cert != NULL) {
X509_free (Cert);
}
return Status;
}
/**
Adds the local private key to the specified TLS object.
This function adds the local private key (PEM-encoded RSA or PKCS#8 private
key) into the specified TLS object for TLS negotiation.
@param[in] Tls Pointer to the TLS object.
@param[in] Data Pointer to the data buffer of a PEM-encoded RSA
or PKCS#8 private key.
@param[in] DataSize The size of data buffer in bytes.
@retval EFI_SUCCESS The operation succeeded.
@retval EFI_UNSUPPORTED This function is not supported.
@retval EFI_ABORTED Invalid private key data.
**/
EFI_STATUS
EFIAPI
TlsSetHostPrivateKey (
IN VOID *Tls,
IN VOID *Data,
IN UINTN DataSize
)
{
return EFI_UNSUPPORTED;
}
/**
Adds the CA-supplied certificate revocation list for certificate validation.
This function adds the CA-supplied certificate revocation list data for
certificate validity checking.
@param[in] Data Pointer to the data buffer of a DER-encoded CRL data.
@param[in] DataSize The size of data buffer in bytes.
@retval EFI_SUCCESS The operation succeeded.
@retval EFI_UNSUPPORTED This function is not supported.
@retval EFI_ABORTED Invalid CRL data.
**/
EFI_STATUS
EFIAPI
TlsSetCertRevocationList (
IN VOID *Data,
IN UINTN DataSize
)
{
return EFI_UNSUPPORTED;
}
/**
Gets the protocol version used by the specified TLS connection.
This function returns the protocol version used by the specified TLS
connection.
@param[in] Tls Pointer to the TLS object.
@return The protocol version of the specified TLS connection.
**/
UINT16
EFIAPI
TlsGetVersion (
IN VOID *Tls
)
{
TLS_CONNECTION *TlsConn;
TlsConn = (TLS_CONNECTION *) Tls;
ASSERT (TlsConn != NULL);
return (UINT16)(SSL_version (TlsConn->Ssl));
}
/**
Gets the connection end of the specified TLS connection.
This function returns the connection end (as client or as server) used by
the specified TLS connection.
@param[in] Tls Pointer to the TLS object.
@return The connection end used by the specified TLS connection.
**/
UINT8
EFIAPI
TlsGetConnectionEnd (
IN VOID *Tls
)
{
TLS_CONNECTION *TlsConn;
TlsConn = (TLS_CONNECTION *) Tls;
ASSERT (TlsConn != NULL);
return (UINT8)SSL_is_server (TlsConn->Ssl);
}
/**
Gets the cipher suite used by the specified TLS connection.
This function returns current cipher suite used by the specified
TLS connection.
@param[in] Tls Pointer to the TLS object.
@param[in,out] CipherId The cipher suite used by the TLS object.
@retval EFI_SUCCESS The cipher suite was returned successfully.
@retval EFI_INVALID_PARAMETER The parameter is invalid.
@retval EFI_UNSUPPORTED Unsupported cipher suite.
**/
EFI_STATUS
EFIAPI
TlsGetCurrentCipher (
IN VOID *Tls,
IN OUT UINT16 *CipherId
)
{
TLS_CONNECTION *TlsConn;
CONST SSL_CIPHER *Cipher;
TlsConn = (TLS_CONNECTION *) Tls;
Cipher = NULL;
if (TlsConn == NULL || TlsConn->Ssl == NULL || CipherId == NULL) {
return EFI_INVALID_PARAMETER;
}
Cipher = SSL_get_current_cipher (TlsConn->Ssl);
if (Cipher == NULL) {
return EFI_UNSUPPORTED;
}
*CipherId = (SSL_CIPHER_get_id (Cipher)) & 0xFFFF;
return EFI_SUCCESS;
}
/**
Gets the compression methods used by the specified TLS connection.
This function returns current integrated compression methods used by
the specified TLS connection.
@param[in] Tls Pointer to the TLS object.
@param[in,out] CompressionId The current compression method used by
the TLS object.
@retval EFI_SUCCESS The compression method was returned successfully.
@retval EFI_INVALID_PARAMETER The parameter is invalid.
@retval EFI_ABORTED Invalid Compression method.
@retval EFI_UNSUPPORTED This function is not supported.
**/
EFI_STATUS
EFIAPI
TlsGetCurrentCompressionId (
IN VOID *Tls,
IN OUT UINT8 *CompressionId
)
{
return EFI_UNSUPPORTED;
}
/**
Gets the verification mode currently set in the TLS connection.
This function returns the peer verification mode currently set in the
specified TLS connection.
@param[in] Tls Pointer to the TLS object.
@return The verification mode set in the specified TLS connection.
**/
UINT32
EFIAPI
TlsGetVerify (
IN VOID *Tls
)
{
TLS_CONNECTION *TlsConn;
TlsConn = (TLS_CONNECTION *) Tls;
ASSERT (TlsConn != NULL);
return SSL_get_verify_mode (TlsConn->Ssl);
}
/**
Gets the session ID used by the specified TLS connection.
This function returns the TLS/SSL session ID currently used by the
specified TLS connection.
@param[in] Tls Pointer to the TLS object.
@param[in,out] SessionId Buffer to contain the returned session ID.
@param[in,out] SessionIdLen The length of Session ID in bytes.
@retval EFI_SUCCESS The Session ID was returned successfully.
@retval EFI_INVALID_PARAMETER The parameter is invalid.
@retval EFI_UNSUPPORTED Invalid TLS/SSL session.
**/
EFI_STATUS
EFIAPI
TlsGetSessionId (
IN VOID *Tls,
IN OUT UINT8 *SessionId,
IN OUT UINT16 *SessionIdLen
)
{
TLS_CONNECTION *TlsConn;
SSL_SESSION *Session;
CONST UINT8 *SslSessionId;
TlsConn = (TLS_CONNECTION *) Tls;
Session = NULL;
if (TlsConn == NULL || TlsConn->Ssl == NULL || SessionId == NULL || SessionIdLen == NULL) {
return EFI_INVALID_PARAMETER;
}
Session = SSL_get_session (TlsConn->Ssl);
if (Session == NULL) {
return EFI_UNSUPPORTED;
}
SslSessionId = SSL_SESSION_get_id (Session, (unsigned int *)SessionIdLen);
CopyMem (SessionId, SslSessionId, *SessionIdLen);
return EFI_SUCCESS;
}
/**
Gets the client random data used in the specified TLS connection.
This function returns the TLS/SSL client random data currently used in
the specified TLS connection.
@param[in] Tls Pointer to the TLS object.
@param[in,out] ClientRandom Buffer to contain the returned client
random data (32 bytes).
**/
VOID
EFIAPI
TlsGetClientRandom (
IN VOID *Tls,
IN OUT UINT8 *ClientRandom
)
{
TLS_CONNECTION *TlsConn;
TlsConn = (TLS_CONNECTION *) Tls;
if (TlsConn == NULL || TlsConn->Ssl == NULL || ClientRandom == NULL) {
return;
}
CopyMem (ClientRandom, TlsConn->Ssl->s3->client_random, SSL3_RANDOM_SIZE);
}
/**
Gets the server random data used in the specified TLS connection.
This function returns the TLS/SSL server random data currently used in
the specified TLS connection.
@param[in] Tls Pointer to the TLS object.
@param[in,out] ServerRandom Buffer to contain the returned server
random data (32 bytes).
**/
VOID
EFIAPI
TlsGetServerRandom (
IN VOID *Tls,
IN OUT UINT8 *ServerRandom
)
{
TLS_CONNECTION *TlsConn;
TlsConn = (TLS_CONNECTION *) Tls;
if (TlsConn == NULL || TlsConn->Ssl == NULL || ServerRandom == NULL) {
return;
}
CopyMem (ServerRandom, TlsConn->Ssl->s3->server_random, SSL3_RANDOM_SIZE);
}
/**
Gets the master key data used in the specified TLS connection.
This function returns the TLS/SSL master key material currently used in
the specified TLS connection.
@param[in] Tls Pointer to the TLS object.
@param[in,out] KeyMaterial Buffer to contain the returned key material.
@retval EFI_SUCCESS Key material was returned successfully.
@retval EFI_INVALID_PARAMETER The parameter is invalid.
@retval EFI_UNSUPPORTED Invalid TLS/SSL session.
**/
EFI_STATUS
EFIAPI
TlsGetKeyMaterial (
IN VOID *Tls,
IN OUT UINT8 *KeyMaterial
)
{
TLS_CONNECTION *TlsConn;
SSL_SESSION *Session;
TlsConn = (TLS_CONNECTION *) Tls;
Session = NULL;
if (TlsConn == NULL || TlsConn->Ssl == NULL || KeyMaterial == NULL) {
return EFI_INVALID_PARAMETER;
}
Session = SSL_get_session (TlsConn->Ssl);
if (Session == NULL) {
return EFI_UNSUPPORTED;
}
CopyMem (KeyMaterial, Session->master_key, Session->master_key_length);
return EFI_SUCCESS;
}
/**
Gets the CA Certificate from the cert store.
This function returns the CA certificate for the chosen
TLS connection.
@param[in] Tls Pointer to the TLS object.
@param[out] Data Pointer to the data buffer to receive the CA
certificate data sent to the client.
@param[in,out] DataSize The size of data buffer in bytes.
@retval EFI_SUCCESS The operation succeeded.
@retval EFI_UNSUPPORTED This function is not supported.
@retval EFI_BUFFER_TOO_SMALL The Data is too small to hold the data.
**/
EFI_STATUS
EFIAPI
TlsGetCaCertificate (
IN VOID *Tls,
OUT VOID *Data,
IN OUT UINTN *DataSize
)
{
return EFI_UNSUPPORTED;
}
/**
Gets the local public Certificate set in the specified TLS object.
This function returns the local public certificate which was currently set
in the specified TLS object.
@param[in] Tls Pointer to the TLS object.
@param[out] Data Pointer to the data buffer to receive the local
public certificate.
@param[in,out] DataSize The size of data buffer in bytes.
@retval EFI_SUCCESS The operation succeeded.
@retval EFI_INVALID_PARAMETER The parameter is invalid.
@retval EFI_NOT_FOUND The certificate is not found.
@retval EFI_BUFFER_TOO_SMALL The Data is too small to hold the data.
**/
EFI_STATUS
EFIAPI
TlsGetHostPublicCert (
IN VOID *Tls,
OUT VOID *Data,
IN OUT UINTN *DataSize
)
{
X509 *Cert;
TLS_CONNECTION *TlsConn;
Cert = NULL;
TlsConn = (TLS_CONNECTION *) Tls;
if (TlsConn == NULL || TlsConn->Ssl == NULL || DataSize == NULL) {
return EFI_INVALID_PARAMETER;
}
Cert = SSL_get_certificate(TlsConn->Ssl);
if (Cert == NULL) {
return EFI_NOT_FOUND;
}
//
// Only DER encoding is supported currently.
//
if (*DataSize < (UINTN) i2d_X509 (Cert, NULL)) {
*DataSize = (UINTN) i2d_X509 (Cert, NULL);
return EFI_BUFFER_TOO_SMALL;
}
*DataSize = (UINTN) i2d_X509 (Cert, (unsigned char **) &Data);
return EFI_SUCCESS;
}
/**
Gets the local private key set in the specified TLS object.
This function returns the local private key data which was currently set
in the specified TLS object.
@param[in] Tls Pointer to the TLS object.
@param[out] Data Pointer to the data buffer to receive the local
private key data.
@param[in,out] DataSize The size of data buffer in bytes.
@retval EFI_SUCCESS The operation succeeded.
@retval EFI_UNSUPPORTED This function is not supported.
@retval EFI_BUFFER_TOO_SMALL The Data is too small to hold the data.
**/
EFI_STATUS
EFIAPI
TlsGetHostPrivateKey (
IN VOID *Tls,
OUT VOID *Data,
IN OUT UINTN *DataSize
)
{
return EFI_UNSUPPORTED;
}
/**
Gets the CA-supplied certificate revocation list data set in the specified
TLS object.
This function returns the CA-supplied certificate revocation list data which
was currently set in the specified TLS object.
@param[out] Data Pointer to the data buffer to receive the CRL data.
@param[in,out] DataSize The size of data buffer in bytes.
@retval EFI_SUCCESS The operation succeeded.
@retval EFI_UNSUPPORTED This function is not supported.
@retval EFI_BUFFER_TOO_SMALL The Data is too small to hold the data.
**/
EFI_STATUS
EFIAPI
TlsGetCertRevocationList (
OUT VOID *Data,
IN OUT UINTN *DataSize
)
{
return EFI_UNSUPPORTED;
}
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