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From: "Sukerkar, Amol N" <amol.n.sukerkar@intel.com>
To: devel@edk2.groups.io
Cc: michael.d.kinney@intel.com, jiewen.yao@intel.com,
	jian.j.wang@intel.com, sachin.agrawal@intel.com,
	liming.gao@intel.com
Subject: [PATCH v4 1/2] CryptoPkg/BaseHashApiLib: Align BaseHashApiLib with TPM 2.0 Implementation
Date: Fri, 14 Feb 2020 17:19:02 -0700	[thread overview]
Message-ID: <20200215001903.15024-2-amol.n.sukerkar@intel.com> (raw)
In-Reply-To: <20200215001903.15024-1-amol.n.sukerkar@intel.com>

Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=2511

This commit aligns the baseHashApiLib with TPM 2.0 Implementation
as follows:
- Remove reference to MD4 and MD5 algorithms as they are deprecated
- Align the enumerations for hashing algoerithms with the one used
  in TPM 2.0 implementation defined in IndustryStandard/Tpm20.h.

Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Jian J Wang <jian.j.wang@intel.com>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Signed-off-by: Amol N Sukerkar <amol.n.sukerkar@intel.com>
---

Notes:
    v2
    - Fixed closed parentheses in commit message
    
    v3
    - Fixed #ifdef for HashApiLib.h
    - Changed location of IndustryStandard/Tpm20.h from
      HashApiLib.h to BaseHashApiLib.c
    - Changed @ValidRange to @ValidList in CryptoPkg.dec
    - Aligned hash algorithm definitions to match Tpm20.h
      in CryptoPkg.dec and CryptoPkg.uni
    
    v4
    - Changed PcdHashApiLibPolicy to UINT32

 CryptoPkg/Library/BaseHashApiLib/BaseHashApiLib.c | 121 ++++++--------------
 CryptoPkg/CryptoPkg.dec                           |  16 ++-
 CryptoPkg/CryptoPkg.uni                           |  12 +-
 CryptoPkg/Include/Library/HashApiLib.h            |  16 +--
 4 files changed, 51 insertions(+), 114 deletions(-)

diff --git a/CryptoPkg/Library/BaseHashApiLib/BaseHashApiLib.c b/CryptoPkg/Library/BaseHashApiLib/BaseHashApiLib.c
index 277ef9f0b421..df0b294860dc 100644
--- a/CryptoPkg/Library/BaseHashApiLib/BaseHashApiLib.c
+++ b/CryptoPkg/Library/BaseHashApiLib/BaseHashApiLib.c
@@ -12,6 +12,7 @@
 **/
 
 #include <Base.h>
+#include <IndustryStandard/Tpm20.h>
 #include <Library/BaseLib.h>
 #include <Library/BaseMemoryLib.h>
 #include <Library/MemoryAllocationLib.h>
@@ -31,32 +32,24 @@ HashApiGetContextSize (
   VOID
   )
 {
-  switch (PcdGet8 (PcdHashApiLibPolicy)) {
-    case HASH_API_ALGO_MD4:
-      return Md4GetContextSize ();
-      break;
-
-    case HASH_API_ALGO_MD5:
-      return Md5GetContextSize ();
-      break;
-
-    case HASH_API_ALGO_SHA1:
+  switch (PcdGet16 (PcdHashApiLibPolicy)) {
+    case HASH_ALG_SHA1:
       return Sha1GetContextSize ();
       break;
 
-    case HASH_API_ALGO_SHA256:
+    case HASH_ALG_SHA256:
       return Sha256GetContextSize ();
       break;
 
-    case HASH_API_ALGO_SHA384:
+    case HASH_ALG_SHA384:
       return Sha384GetContextSize ();
       break;
 
-    case HASH_API_ALGO_SHA512:
+    case HASH_ALG_SHA512:
       return Sha512GetContextSize ();
       break;
 
-    case HASH_API_ALGO_SM3_256:
+    case HASH_ALG_SM3_256:
       return Sm3GetContextSize ();
       break;
 
@@ -81,32 +74,24 @@ HashApiInit (
   OUT HASH_API_CONTEXT  HashContext
   )
 {
-  switch (PcdGet8 (PcdHashApiLibPolicy)) {
-    case HASH_API_ALGO_MD4:
-      return Md4Init (HashContext);
-      break;
-
-    case HASH_API_ALGO_MD5:
-      return Md5Init (HashContext);
-      break;
-
-    case HASH_API_ALGO_SHA1:
+  switch (PcdGet16 (PcdHashApiLibPolicy)) {
+    case HASH_ALG_SHA1:
       return Sha1Init (HashContext);
       break;
 
-    case HASH_API_ALGO_SHA256:
+    case HASH_ALG_SHA256:
       return Sha256Init (HashContext);
       break;
 
-    case HASH_API_ALGO_SHA384:
+    case HASH_ALG_SHA384:
       return Sha384Init (HashContext);
       break;
 
-    case HASH_API_ALGO_SHA512:
+    case HASH_ALG_SHA512:
       return Sha512Init (HashContext);
       break;
 
-    case HASH_API_ALGO_SM3_256:
+    case HASH_ALG_SM3_256:
       return Sm3Init (HashContext);
       break;
 
@@ -133,32 +118,24 @@ HashApiDuplicate (
   OUT HASH_API_CONTEXT  NewHashContext
   )
 {
-  switch (PcdGet8 (PcdHashApiLibPolicy)) {
-    case HASH_API_ALGO_MD4:
-      return Md4Duplicate (HashContext, NewHashContext);
-      break;
-
-    case HASH_API_ALGO_MD5:
-      return Md5Duplicate (HashContext, NewHashContext);
-      break;
-
-    case HASH_API_ALGO_SHA1:
+  switch (PcdGet16 (PcdHashApiLibPolicy)) {
+    case HASH_ALG_SHA1:
       return Sha1Duplicate (HashContext, NewHashContext);
       break;
 
-    case HASH_API_ALGO_SHA256:
+    case HASH_ALG_SHA256:
       return Sha256Duplicate (HashContext, NewHashContext);
       break;
 
-    case HASH_API_ALGO_SHA384:
+    case HASH_ALG_SHA384:
       return Sha384Duplicate (HashContext, NewHashContext);
       break;
 
-    case HASH_API_ALGO_SHA512:
+    case HASH_ALG_SHA512:
       return Sha512Duplicate (HashContext, NewHashContext);
       break;
 
-    case HASH_API_ALGO_SM3_256:
+    case HASH_ALG_SM3_256:
       return Sm3Duplicate (HashContext, NewHashContext);
       break;
 
@@ -187,32 +164,24 @@ HashApiUpdate (
   IN UINTN             DataToHashLen
   )
 {
-  switch (PcdGet8 (PcdHashApiLibPolicy)) {
-    case HASH_API_ALGO_MD4:
-      return Md4Update (HashContext, DataToHash, DataToHashLen);
-      break;
-
-    case HASH_API_ALGO_MD5:
-      return Md5Update (HashContext, DataToHash, DataToHashLen);
-      break;
-
-    case HASH_API_ALGO_SHA1:
+  switch (PcdGet16 (PcdHashApiLibPolicy)) {
+    case HASH_ALG_SHA1:
       return Sha1Update (HashContext, DataToHash, DataToHashLen);
       break;
 
-    case HASH_API_ALGO_SHA256:
+    case HASH_ALG_SHA256:
       return Sha256Update (HashContext, DataToHash, DataToHashLen);
       break;
 
-    case HASH_API_ALGO_SHA384:
+    case HASH_ALG_SHA384:
       return Sha384Update (HashContext, DataToHash, DataToHashLen);
       break;
 
-    case HASH_API_ALGO_SHA512:
+    case HASH_ALG_SHA512:
       return Sha512Update (HashContext, DataToHash, DataToHashLen);
       break;
 
-    case HASH_API_ALGO_SM3_256:
+    case HASH_ALG_SM3_256:
       return Sm3Update (HashContext, DataToHash, DataToHashLen);
       break;
 
@@ -239,32 +208,24 @@ HashApiFinal (
   OUT UINT8             *Digest
   )
 {
-  switch (PcdGet8 (PcdHashApiLibPolicy)) {
-    case HASH_API_ALGO_MD4:
-      return Md4Final (HashContext, Digest);
-      break;
-
-    case HASH_API_ALGO_MD5:
-      return Md5Final (HashContext, Digest);
-      break;
-
-    case HASH_API_ALGO_SHA1:
+  switch (PcdGet16 (PcdHashApiLibPolicy)) {
+    case HASH_ALG_SHA1:
       return Sha1Final (HashContext, Digest);
       break;
 
-    case HASH_API_ALGO_SHA256:
+    case HASH_ALG_SHA256:
       return Sha256Final (HashContext, Digest);
       break;
 
-    case HASH_API_ALGO_SHA384:
+    case HASH_ALG_SHA384:
       return Sha384Final (HashContext, Digest);
       break;
 
-    case HASH_API_ALGO_SHA512:
+    case HASH_ALG_SHA512:
       return Sha512Final (HashContext, Digest);
       break;
 
-    case HASH_API_ALGO_SM3_256:
+    case HASH_ALG_SM3_256:
       return Sm3Final (HashContext, Digest);
       break;
 
@@ -293,32 +254,24 @@ HashApiHashAll (
   OUT UINT8       *Digest
   )
 {
-  switch (PcdGet8 (PcdHashApiLibPolicy)) {
-    case HASH_API_ALGO_MD4:
-      return Md4HashAll (DataToHash, DataToHashLen, Digest);
-      break;
-
-    case HASH_API_ALGO_MD5:
-      return Md5HashAll (DataToHash, DataToHashLen, Digest);
-      break;
-
-    case HASH_API_ALGO_SHA1:
+  switch (PcdGet16 (PcdHashApiLibPolicy)) {
+    case HASH_ALG_SHA1:
       return Sha1HashAll (DataToHash, DataToHashLen, Digest);
       break;
 
-    case HASH_API_ALGO_SHA256:
+    case HASH_ALG_SHA256:
       return Sha256HashAll (DataToHash, DataToHashLen, Digest);
       break;
 
-    case HASH_API_ALGO_SHA384:
+    case HASH_ALG_SHA384:
       return Sha384HashAll (DataToHash, DataToHashLen, Digest);
       break;
 
-    case HASH_API_ALGO_SHA512:
+    case HASH_ALG_SHA512:
       return Sha512HashAll (DataToHash, DataToHashLen, Digest);
       break;
 
-    case HASH_API_ALGO_SM3_256:
+    case HASH_ALG_SM3_256:
       return Sm3HashAll (DataToHash, DataToHashLen, Digest);
       break;
 
diff --git a/CryptoPkg/CryptoPkg.dec b/CryptoPkg/CryptoPkg.dec
index 8bd63a76dd22..82437fef6d89 100644
--- a/CryptoPkg/CryptoPkg.dec
+++ b/CryptoPkg/CryptoPkg.dec
@@ -74,16 +74,14 @@ [PcdsFixedAtBuild, PcdsPatchableInModule, PcdsDynamic, PcdsDynamicEx]
   #  Based on the value set, the required algorithm is chosen to calculate
   #  the hash of data.<BR>
   #  The default hashing algorithm for BaseHashApiLib is set to SHA256.<BR>
-  #     0x00000001    - MD4.<BR>
-  #     0x00000002    - MD5.<BR>
-  #     0x00000003    - SHA1.<BR>
-  #     0x00000004    - SHA256.<BR>
-  #     0x00000005    - SHA384.<BR>
-  #     0x00000006    - SHA512.<BR>
-  #     0x00000007    - SM3_256.<BR>
+  #     0x00000001    - HASH_ALG_SHA1.<BR>
+  #     0x00000002    - HASH_ALG_SHA256.<BR>
+  #     0x00000004    - HASH_ALG_SHA384.<BR>
+  #     0x00000008    - HASH_ALG_SHA512.<BR>
+  #     0x00000010    - HASH_ALG_SM3_256.<BR>
   # @Prompt Set policy for hashing unsigned image for Secure Boot.
-  # @ValidRange 0x80000001 | 0x00000001 - 0x00000007
-  gEfiCryptoPkgTokenSpaceGuid.PcdHashApiLibPolicy|0x04|UINT8|0x00000001
+  # @ValidList 0x80000001 | 0x00000001, 0x00000002, 0x00000004, 0x00000008, 0x00000010
+  gEfiCryptoPkgTokenSpaceGuid.PcdHashApiLibPolicy|0x00000002|UINT32|0x00000001
 
 [UserExtensions.TianoCore."ExtraFiles"]
   CryptoPkgExtra.uni
diff --git a/CryptoPkg/CryptoPkg.uni b/CryptoPkg/CryptoPkg.uni
index 2222762f42ee..28459fcafe5d 100644
--- a/CryptoPkg/CryptoPkg.uni
+++ b/CryptoPkg/CryptoPkg.uni
@@ -21,13 +21,11 @@
                                                                                         "Based on the value set, the required algorithm is chosen to calculate\n"
                                                                                         "the hash of data.<BR>\n"
                                                                                         "The default hashing algorithm for BaseHashApiLib is set to SHA256.<BR>\n"
-                                                                                        "0x00000001  -  MD4.<BR>\n"
-                                                                                        "0x00000002  -  MD5.<BR>\n"
-                                                                                        "0x00000003  -  SHA1.<BR>\n"
-                                                                                        "0x00000004  -  SHA256.<BR>\n"
-                                                                                        "0x00000005  -  SHA384.<BR>\n"
-                                                                                        "0x00000006  -  SHA512.<BR>\n"
-                                                                                        "0x00000007  -  SM3.<BR>"
+                                                                                        "0x00000001  -  HASH_ALG_SHA1.<BR>\n"
+                                                                                        "0x00000002  -  HASH_ALG_SHA256.<BR>\n"
+                                                                                        "0x00000004  -  HASH_ALG_SHA384.<BR>\n"
+                                                                                        "0x00000008  -  HASH_ALG_SHA512.<BR>\n"
+                                                                                        "0x00000010  -  HASH_ALG_SM3.<BR>"
 
 #string STR_gEfiCryptoPkgTokenSpaceGuid_PcdCryptoServiceFamilyEnable_PROMPT  #language en-US "Enable/Disable EDK II Crypto Protocol/PPI services"
 
diff --git a/CryptoPkg/Include/Library/HashApiLib.h b/CryptoPkg/Include/Library/HashApiLib.h
index 22068e5a1756..17250505fda1 100644
--- a/CryptoPkg/Include/Library/HashApiLib.h
+++ b/CryptoPkg/Include/Library/HashApiLib.h
@@ -9,23 +9,11 @@
 
 **/
 
-#ifndef __BASEHASHAPILIB_H_
-#define __BASEHASHAPILIB_H_
+#ifndef __HASH_API_LIB_H_
+#define __HASH_API_LIB_H_
 
 typedef VOID  *HASH_API_CONTEXT;
 
-//
-// Hash Algorithms
-//
-#define HASH_API_ALGO_INVALID    0x00000000
-#define HASH_API_ALGO_MD4        0x00000001
-#define HASH_API_ALGO_MD5        0x00000002
-#define HASH_API_ALGO_SHA1       0x00000003
-#define HASH_API_ALGO_SHA256     0x00000004
-#define HASH_API_ALGO_SHA384     0x00000005
-#define HASH_API_ALGO_SHA512     0x00000006
-#define HASH_API_ALGO_SM3_256    0x00000007
-
 /**
   Retrieves the size, in bytes, of the context buffer required for hash operations.
 
-- 
2.16.2.windows.1


  reply	other threads:[~2020-02-15  0:19 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-15  0:19 [PATCH v4 0/2] Enhancement and Fixes to BaseHashApiLib Sukerkar, Amol N
2020-02-15  0:19 ` Sukerkar, Amol N [this message]
2020-02-15  0:19 ` [PATCH v4 2/2] CryptoPkg/BaseHashApiLib: Change PcdHashApiLibPolicy type to FixedAtBuild Sukerkar, Amol N
2020-02-15 19:27 ` [PATCH v4 0/2] Enhancement and Fixes to BaseHashApiLib Michael D Kinney
2020-02-15 19:39   ` Sukerkar, Amol N
2020-02-15 19:43     ` Michael D Kinney
2020-02-15 19:50       ` Sukerkar, Amol N

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