File shim-remove-cryptpem.patch of Package shim.12900
From 063d4aa37d271ce5c30a9c7a1746af421d40ca17 Mon Sep 17 00:00:00 2001
From: Gary Lin <glin@suse.com>
Date: Thu, 4 Jan 2018 14:54:34 +0800
Subject: [PATCH] Cryptlib: replace CryptPem with CryptPemNull
We don't need the functions in CryptPem.c.
Signed-off-by: Gary Lin <glin@suse.com>
---
Cryptlib/Makefile | 2 +-
Cryptlib/Pem/CryptPem.c | 135 --------------------------------------------
Cryptlib/Pem/CryptPemNull.c | 44 +++++++++++++++
3 files changed, 45 insertions(+), 136 deletions(-)
delete mode 100644 Cryptlib/Pem/CryptPem.c
create mode 100644 Cryptlib/Pem/CryptPemNull.c
diff --git a/Cryptlib/Makefile b/Cryptlib/Makefile
index bf9d0dc..a025ac5 100644
--- a/Cryptlib/Makefile
+++ b/Cryptlib/Makefile
@@ -40,7 +40,7 @@ OBJS = Hash/CryptMd4Null.o \
Pk/CryptTs.o \
Pk/CryptX509.o \
Pk/CryptAuthenticode.o \
- Pem/CryptPem.o \
+ Pem/CryptPemNull.o \
SysCall/CrtWrapper.o \
SysCall/TimerWrapper.o \
SysCall/BaseMemAllocation.o \
diff --git a/Cryptlib/Pem/CryptPem.c b/Cryptlib/Pem/CryptPem.c
deleted file mode 100644
index 51e648b..0000000
--- a/Cryptlib/Pem/CryptPem.c
+++ /dev/null
@@ -1,135 +0,0 @@
-/** @file
- PEM (Privacy Enhanced Mail) Format Handler Wrapper Implementation over OpenSSL.
-
-Copyright (c) 2010 - 2013, 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
-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 "InternalCryptLib.h"
-#include <openssl/pem.h>
-
-/**
- Callback function for password phrase conversion used for retrieving the encrypted PEM.
-
- @param[out] Buf Pointer to the buffer to write the passphrase to.
- @param[in] Size Maximum length of the passphrase (i.e. the size of Buf).
- @param[in] Flag A flag which is set to 0 when reading and 1 when writing.
- @param[in] Key Key data to be passed to the callback routine.
-
- @retval The number of characters in the passphrase or 0 if an error occurred.
-
-**/
-INTN
-PasswordCallback (
- OUT CHAR8 *Buf,
- IN INTN Size,
- IN INTN Flag,
- IN VOID *Key
- )
-{
- INTN KeyLength;
-
- ZeroMem ((VOID *) Buf, (UINTN) Size);
- if (Key != NULL) {
- //
- // Duplicate key phrase directly.
- //
- KeyLength = (INTN) AsciiStrLen ((CHAR8 *)Key);
- KeyLength = (KeyLength > Size ) ? Size : KeyLength;
- CopyMem (Buf, Key, (UINTN) KeyLength);
- return KeyLength;
- } else {
- return 0;
- }
-}
-
-/**
- Retrieve the RSA Private Key from the password-protected PEM key data.
-
- @param[in] PemData Pointer to the PEM-encoded key data to be retrieved.
- @param[in] PemSize Size of the PEM key data in bytes.
- @param[in] Password NULL-terminated passphrase used for encrypted PEM key data.
- @param[out] RsaContext Pointer to new-generated RSA context which contain the retrieved
- RSA private key component. Use RsaFree() function to free the
- resource.
-
- If PemData is NULL, then return FALSE.
- If RsaContext is NULL, then return FALSE.
-
- @retval TRUE RSA Private Key was retrieved successfully.
- @retval FALSE Invalid PEM key data or incorrect password.
-
-**/
-BOOLEAN
-EFIAPI
-RsaGetPrivateKeyFromPem (
- IN CONST UINT8 *PemData,
- IN UINTN PemSize,
- IN CONST CHAR8 *Password,
- OUT VOID **RsaContext
- )
-{
- BOOLEAN Status;
- BIO *PemBio;
-
- //
- // Check input parameters.
- //
- if (PemData == NULL || RsaContext == NULL || PemSize > INT_MAX) {
- return FALSE;
- }
-
- //
- // Add possible block-cipher descriptor for PEM data decryption.
- // NOTE: Only support most popular ciphers (3DES, AES) for the encrypted PEM.
- //
- if (EVP_add_cipher (EVP_des_ede3_cbc ()) == 0) {
- return FALSE;
- }
- if (EVP_add_cipher (EVP_aes_128_cbc ()) == 0) {
- return FALSE;
- }
- if (EVP_add_cipher (EVP_aes_192_cbc ()) == 0) {
- return FALSE;
- }
- if (EVP_add_cipher (EVP_aes_256_cbc ()) == 0) {
- return FALSE;
- }
-
- Status = FALSE;
-
- //
- // Read encrypted PEM Data.
- //
- PemBio = BIO_new (BIO_s_mem ());
- if (PemBio == NULL) {
- goto _Exit;
- }
-
- if (BIO_write (PemBio, PemData, (int) PemSize) <= 0) {
- goto _Exit;
- }
-
- //
- // Retrieve RSA Private Key from encrypted PEM data.
- //
- *RsaContext = PEM_read_bio_RSAPrivateKey (PemBio, NULL, (pem_password_cb *) &PasswordCallback, (void *) Password);
- if (*RsaContext != NULL) {
- Status = TRUE;
- }
-
-_Exit:
- //
- // Release Resources.
- //
- BIO_free (PemBio);
-
- return Status;
-}
diff --git a/Cryptlib/Pem/CryptPemNull.c b/Cryptlib/Pem/CryptPemNull.c
new file mode 100644
index 0000000..8c9e4f0
--- /dev/null
+++ b/Cryptlib/Pem/CryptPemNull.c
@@ -0,0 +1,44 @@
+/** @file
+ PEM (Privacy Enhanced Mail) Format Handler Wrapper Implementation which does
+ not provide real capabilities.
+
+Copyright (c) 2012, 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
+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 "InternalCryptLib.h"
+
+/**
+ Retrieve the RSA Private Key from the password-protected PEM key data.
+
+ Return FALSE to indicate this interface is not supported.
+
+ @param[in] PemData Pointer to the PEM-encoded key data to be retrieved.
+ @param[in] PemSize Size of the PEM key data in bytes.
+ @param[in] Password NULL-terminated passphrase used for encrypted PEM key data.
+ @param[out] RsaContext Pointer to new-generated RSA context which contain the retrieved
+ RSA private key component. Use RsaFree() function to free the
+ resource.
+
+ @retval FALSE This interface is not supported.
+
+**/
+BOOLEAN
+EFIAPI
+RsaGetPrivateKeyFromPem (
+ IN CONST UINT8 *PemData,
+ IN UINTN PemSize,
+ IN CONST CHAR8 *Password,
+ OUT VOID **RsaContext
+ )
+{
+ ASSERT (FALSE);
+ return FALSE;
+}
--
2.15.1
