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authorYi Li <yi1.li@intel.com>2022-09-07 16:14:35 +0800
committermergify[bot] <37929162+mergify[bot]@users.noreply.github.com>2022-09-23 10:08:24 +0000
commit42951543ddc56e98d413a73ecb57618f01ef20ec (patch)
treecdb9ad6b865797412cfd9192fe6cee1638bd7ba1
parentfd0ad0c3469fbc6faca2d1c6ddb13dd5f10acd28 (diff)
downloadedk2-42951543ddc56e98d413a73ecb57618f01ef20ec.tar.gz
edk2-42951543ddc56e98d413a73ecb57618f01ef20ec.tar.bz2
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CryptoPkg: Add BigNum API to DXE and protocol
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3828 The implementation provides CryptBn library functions for EFI Driver and EFI BaseCrypt Protocol. Cc: Jiewen Yao <jiewen.yao@intel.com> Cc: Jian J Wang <jian.j.wang@intel.com> Cc: Xiaoyu Lu <xiaoyu1.lu@intel.com> Cc: Guomin Jiang <guomin.jiang@intel.com> Signed-off-by: Yi Li <yi1.li@intel.com> Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
-rw-r--r--CryptoPkg/CryptoPkg.dsc1
-rw-r--r--CryptoPkg/Driver/Crypto.c520
-rw-r--r--CryptoPkg/Include/Pcd/PcdCryptoServiceFamilyEnable.h30
-rw-r--r--CryptoPkg/Library/BaseCryptLibOnProtocolPpi/CryptLib.c492
-rw-r--r--CryptoPkg/Private/Protocol/Crypto.h429
5 files changed, 1470 insertions, 2 deletions
diff --git a/CryptoPkg/CryptoPkg.dsc b/CryptoPkg/CryptoPkg.dsc
index 79c6a4eeae..9bee423e21 100644
--- a/CryptoPkg/CryptoPkg.dsc
+++ b/CryptoPkg/CryptoPkg.dsc
@@ -169,6 +169,7 @@
gEfiCryptoPkgTokenSpaceGuid.PcdCryptoServiceFamilyEnable.Tls.Family | PCD_CRYPTO_SERVICE_ENABLE_FAMILY
gEfiCryptoPkgTokenSpaceGuid.PcdCryptoServiceFamilyEnable.TlsSet.Family | PCD_CRYPTO_SERVICE_ENABLE_FAMILY
gEfiCryptoPkgTokenSpaceGuid.PcdCryptoServiceFamilyEnable.TlsGet.Family | PCD_CRYPTO_SERVICE_ENABLE_FAMILY
+ gEfiCryptoPkgTokenSpaceGuid.PcdCryptoServiceFamilyEnable.Bn.Family | PCD_CRYPTO_SERVICE_ENABLE_FAMILY
!endif
!if $(CRYPTO_SERVICES) == MIN_PEI
diff --git a/CryptoPkg/Driver/Crypto.c b/CryptoPkg/Driver/Crypto.c
index 9562dfeec5..9872b5bf70 100644
--- a/CryptoPkg/Driver/Crypto.c
+++ b/CryptoPkg/Driver/Crypto.c
@@ -5027,6 +5027,498 @@ CryptoServiceAeadAesGcmDecrypt (
return CALL_BASECRYPTLIB (AeadAesGcm.Services.Decrypt, AeadAesGcmDecrypt, (Key, KeySize, Iv, IvSize, AData, ADataSize, DataIn, DataInSize, Tag, TagSize, DataOut, DataOutSize), FALSE);
}
+// =====================================================================================
+// Big number primitives
+// =====================================================================================
+
+/**
+ Allocate new Big Number.
+
+ @retval New BigNum opaque structure or NULL on failure.
+**/
+VOID *
+EFIAPI
+CryptoServiceBigNumInit (
+ VOID
+ )
+{
+ return CALL_BASECRYPTLIB (Bn.Services.Init, BigNumInit, (), NULL);
+}
+
+/**
+ Allocate new Big Number and assign the provided value to it.
+
+ @param[in] Buf Big endian encoded buffer.
+ @param[in] Len Buffer length.
+
+ @retval New BigNum opaque structure or NULL on failure.
+**/
+VOID *
+EFIAPI
+CryptoServiceBigNumFromBin (
+ IN CONST UINT8 *Buf,
+ IN UINTN Len
+ )
+{
+ return CALL_BASECRYPTLIB (Bn.Services.FromBin, BigNumFromBin, (Buf, Len), NULL);
+}
+
+/**
+ Convert the absolute value of Bn into big-endian form and store it at Buf.
+ The Buf array should have at least BigNumBytes() in it.
+
+ @param[in] Bn Big number to convert.
+ @param[out] Buf Output buffer.
+
+ @retval The length of the big-endian number placed at Buf or -1 on error.
+**/
+INTN
+EFIAPI
+CryptoServiceBigNumToBin (
+ IN CONST VOID *Bn,
+ OUT UINT8 *Buf
+ )
+{
+ return CALL_BASECRYPTLIB (Bn.Services.ToBin, BigNumToBin, (Bn, Buf), -1);
+}
+
+/**
+ Free the Big Number.
+
+ @param[in] Bn Big number to free.
+ @param[in] Clear TRUE if the buffer should be cleared.
+**/
+VOID
+EFIAPI
+CryptoServiceBigNumFree (
+ IN VOID *Bn,
+ IN BOOLEAN Clear
+ )
+{
+ CALL_VOID_BASECRYPTLIB (Bn.Services.Free, BigNumFree, (Bn, Clear));
+}
+
+/**
+ Calculate the sum of two Big Numbers.
+ Please note, all "out" Big number arguments should be properly initialized
+ by calling to BigNumInit() or BigNumFromBin() functions.
+
+ @param[in] BnA Big number.
+ @param[in] BnB Big number.
+ @param[out] BnRes The result of BnA + BnB.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+BOOLEAN
+EFIAPI
+CryptoServiceBigNumAdd (
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnB,
+ OUT VOID *BnRes
+ )
+{
+ return CALL_BASECRYPTLIB (Bn.Services.Add, BigNumAdd, (BnA, BnB, BnRes), FALSE);
+}
+
+/**
+ Subtract two Big Numbers.
+ Please note, all "out" Big number arguments should be properly initialized
+ by calling to BigNumInit() or BigNumFromBin() functions.
+
+ @param[in] BnA Big number.
+ @param[in] BnB Big number.
+ @param[out] BnRes The result of BnA - BnB.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+BOOLEAN
+EFIAPI
+CryptoServiceBigNumSub (
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnB,
+ OUT VOID *BnRes
+ )
+{
+ return CALL_BASECRYPTLIB (Bn.Services.Sub, BigNumSub, (BnA, BnB, BnRes), FALSE);
+}
+
+/**
+ Calculate remainder: BnRes = BnA % BnB.
+ Please note, all "out" Big number arguments should be properly initialized
+ by calling to BigNumInit() or BigNumFromBin() functions.
+
+ @param[in] BnA Big number.
+ @param[in] BnB Big number.
+ @param[out] BnRes The result of BnA % BnB.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+BOOLEAN
+EFIAPI
+CryptoServiceBigNumMod (
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnB,
+ OUT VOID *BnRes
+ )
+{
+ return CALL_BASECRYPTLIB (Bn.Services.Mod, BigNumMod, (BnA, BnB, BnRes), FALSE);
+}
+
+/**
+ Compute BnA to the BnP-th power modulo BnM.
+ Please note, all "out" Big number arguments should be properly initialized.
+ by calling to BigNumInit() or BigNumFromBin() functions.
+
+ @param[in] BnA Big number.
+ @param[in] BnP Big number (power).
+ @param[in] BnM Big number (modulo).
+ @param[out] BnRes The result of (BnA ^ BnP) % BnM.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+BOOLEAN
+EFIAPI
+CryptoServiceBigNumExpMod (
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnP,
+ IN CONST VOID *BnM,
+ OUT VOID *BnRes
+ )
+{
+ return CALL_BASECRYPTLIB (Bn.Services.ExpMod, BigNumExpMod, (BnA, BnP, BnM, BnRes), FALSE);
+}
+
+/**
+ Compute BnA inverse modulo BnM.
+ Please note, all "out" Big number arguments should be properly initialized
+ by calling to BigNumInit() or BigNumFromBin() functions.
+
+ @param[in] BnA Big number.
+ @param[in] BnM Big number (modulo).
+ @param[out] BnRes The result, such that (BnA * BnRes) % BnM == 1.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+BOOLEAN
+EFIAPI
+CryptoServiceBigNumInverseMod (
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnM,
+ OUT VOID *BnRes
+ )
+{
+ return CALL_BASECRYPTLIB (Bn.Services.InverseMod, BigNumInverseMod, (BnA, BnM, BnRes), FALSE);
+}
+
+/**
+ Divide two Big Numbers.
+ Please note, all "out" Big number arguments should be properly initialized
+ by calling to BigNumInit() or BigNumFromBin() functions.
+
+ @param[in] BnA Big number.
+ @param[in] BnB Big number.
+ @param[out] BnRes The result, such that BnA / BnB.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+BOOLEAN
+EFIAPI
+CryptoServiceBigNumDiv (
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnB,
+ OUT VOID *BnRes
+ )
+{
+ return CALL_BASECRYPTLIB (Bn.Services.Div, BigNumDiv, (BnA, BnB, BnRes), FALSE);
+}
+
+/**
+ Multiply two Big Numbers modulo BnM.
+ Please note, all "out" Big number arguments should be properly initialized
+ by calling to BigNumInit() or BigNumFromBin() functions.
+
+ @param[in] BnA Big number.
+ @param[in] BnB Big number.
+ @param[in] BnM Big number (modulo).
+ @param[out] BnRes The result, such that (BnA * BnB) % BnM.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+BOOLEAN
+EFIAPI
+CryptoServiceBigNumMulMod (
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnB,
+ IN CONST VOID *BnM,
+ OUT VOID *BnRes
+ )
+{
+ return CALL_BASECRYPTLIB (Bn.Services.MulMod, BigNumMulMod, (BnA, BnB, BnM, BnRes), FALSE);
+}
+
+/**
+ Compare two Big Numbers.
+
+ @param[in] BnA Big number.
+ @param[in] BnB Big number.
+
+ @retval 0 BnA == BnB.
+ @retval 1 BnA > BnB.
+ @retval -1 BnA < BnB.
+**/
+INTN
+EFIAPI
+CryptoServiceBigNumCmp (
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnB
+ )
+{
+ return CALL_BASECRYPTLIB (Bn.Services.Cmp, BigNumCmp, (BnA, BnB), 0);
+}
+
+/**
+ Get number of bits in Bn.
+
+ @param[in] Bn Big number.
+
+ @retval Number of bits.
+**/
+UINTN
+EFIAPI
+CryptoServiceBigNumBits (
+ IN CONST VOID *Bn
+ )
+{
+ return CALL_BASECRYPTLIB (Bn.Services.Bits, BigNumBits, (Bn), 0);
+}
+
+/**
+ Get number of bytes in Bn.
+
+ @param[in] Bn Big number.
+
+ @retval Number of bytes.
+**/
+UINTN
+EFIAPI
+CryptoServiceBigNumBytes (
+ IN CONST VOID *Bn
+ )
+{
+ return CALL_BASECRYPTLIB (Bn.Services.Bytes, BigNumBytes, (Bn), 0);
+}
+
+/**
+ Checks if Big Number equals to the given Num.
+
+ @param[in] Bn Big number.
+ @param[in] Num Number.
+
+ @retval TRUE iff Bn == Num.
+ @retval FALSE otherwise.
+**/
+BOOLEAN
+EFIAPI
+CryptoServiceBigNumIsWord (
+ IN CONST VOID *Bn,
+ IN UINTN Num
+ )
+{
+ return CALL_BASECRYPTLIB (Bn.Services.IsWord, BigNumIsWord, (Bn, Num), FALSE);
+}
+
+/**
+ Checks if Big Number is odd.
+
+ @param[in] Bn Big number.
+
+ @retval TRUE Bn is odd (Bn % 2 == 1).
+ @retval FALSE otherwise.
+**/
+BOOLEAN
+EFIAPI
+CryptoServiceBigNumIsOdd (
+ IN CONST VOID *Bn
+ )
+{
+ return CALL_BASECRYPTLIB (Bn.Services.IsOdd, BigNumIsOdd, (Bn), FALSE);
+}
+
+/**
+ Copy Big number.
+
+ @param[out] BnDst Destination.
+ @param[in] BnSrc Source.
+
+ @retval BnDst on success.
+ @retval NULL otherwise.
+**/
+VOID *
+EFIAPI
+CryptoServiceBigNumCopy (
+ OUT VOID *BnDst,
+ IN CONST VOID *BnSrc
+ )
+{
+ return CALL_BASECRYPTLIB (Bn.Services.Copy, BigNumCopy, (BnDst, BnSrc), NULL);
+}
+
+/**
+ Get constant Big number with value of "1".
+ This may be used to save expensive allocations.
+
+ @retval Big Number with value of 1.
+**/
+CONST VOID *
+EFIAPI
+CryptoServiceBigNumValueOne (
+ VOID
+ )
+{
+ return CALL_BASECRYPTLIB (Bn.Services.ValueOne, BigNumValueOne, (), NULL);
+}
+
+/**
+ Shift right Big Number.
+ Please note, all "out" Big number arguments should be properly initialized
+ by calling to BigNumInit() or BigNumFromBin() functions.
+
+ @param[in] Bn Big number.
+ @param[in] N Number of bits to shift.
+ @param[out] BnRes The result.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+BOOLEAN
+EFIAPI
+CryptoServiceBigNumRShift (
+ IN CONST VOID *Bn,
+ IN UINTN N,
+ OUT VOID *BnRes
+ )
+{
+ return CALL_BASECRYPTLIB (Bn.Services.RShift, BigNumRShift, (Bn, N, BnRes), FALSE);
+}
+
+/**
+ Mark Big Number for constant time computations.
+ This function should be called before any constant time computations are
+ performed on the given Big number.
+
+ @param[in] Bn Big number.
+**/
+VOID
+EFIAPI
+CryptoServiceBigNumConstTime (
+ IN VOID *Bn
+ )
+{
+ CALL_VOID_BASECRYPTLIB (Bn.Services.ConstTime, BigNumConstTime, (Bn));
+}
+
+/**
+ Calculate square modulo.
+ Please note, all "out" Big number arguments should be properly initialized
+ by calling to BigNumInit() or BigNumFromBin() functions.
+
+ @param[in] BnA Big number.
+ @param[in] BnM Big number (modulo).
+ @param[out] BnRes The result, such that (BnA ^ 2) % BnM.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+BOOLEAN
+EFIAPI
+CryptoServiceBigNumSqrMod (
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnM,
+ OUT VOID *BnRes
+ )
+{
+ return CALL_BASECRYPTLIB (Bn.Services.SqrMod, BigNumSqrMod, (BnA, BnM, BnRes), FALSE);
+}
+
+/**
+ Create new Big Number computation context. This is an opaque structure
+ which should be passed to any function that requires it. The BN context is
+ needed to optimize calculations and expensive allocations.
+
+ @retval Big Number context struct or NULL on failure.
+**/
+VOID *
+EFIAPI
+CryptoServiceBigNumNewContext (
+ VOID
+ )
+{
+ return CALL_BASECRYPTLIB (Bn.Services.NewContext, BigNumNewContext, (), NULL);
+}
+
+/**
+ Free Big Number context that was allocated with BigNumNewContext().
+
+ @param[in] BnCtx Big number context to free.
+**/
+VOID
+EFIAPI
+CryptoServiceBigNumContextFree (
+ IN VOID *BnCtx
+ )
+{
+ CALL_VOID_BASECRYPTLIB (Bn.Services.ContextFree, BigNumContextFree, (BnCtx));
+}
+
+/**
+ Set Big Number to a given value.
+
+ @param[in] Bn Big number to set.
+ @param[in] Val Value to set.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+BOOLEAN
+EFIAPI
+CryptoServiceBigNumSetUint (
+ IN VOID *Bn,
+ IN UINTN Val
+ )
+{
+ return CALL_BASECRYPTLIB (Bn.Services.SetUint, BigNumSetUint, (Bn, Val), FALSE);
+}
+
+/**
+ Add two Big Numbers modulo BnM.
+
+ @param[in] BnA Big number.
+ @param[in] BnB Big number.
+ @param[in] BnM Big number (modulo).
+ @param[out] BnRes The result, such that (BnA + BnB) % BnM.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+BOOLEAN
+EFIAPI
+CryptoServiceBigNumAddMod (
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnB,
+ IN CONST VOID *BnM,
+ OUT VOID *BnRes
+ )
+{
+ return CALL_BASECRYPTLIB (Bn.Services.AddMod, BigNumAddMod, (BnA, BnB, BnM, BnRes), FALSE);
+}
+
const EDKII_CRYPTO_PROTOCOL mEdkiiCrypto = {
/// Version
CryptoServiceGetCryptoVersion,
@@ -5251,5 +5743,31 @@ const EDKII_CRYPTO_PROTOCOL mEdkiiCrypto = {
CryptoServiceHkdfSha384Expand,
/// Aead Aes GCM
CryptoServiceAeadAesGcmEncrypt,
- CryptoServiceAeadAesGcmDecrypt
+ CryptoServiceAeadAesGcmDecrypt,
+ /// Big Numbers
+ CryptoServiceBigNumInit,
+ CryptoServiceBigNumFromBin,
+ CryptoServiceBigNumToBin,
+ CryptoServiceBigNumFree,
+ CryptoServiceBigNumAdd,
+ CryptoServiceBigNumSub,
+ CryptoServiceBigNumMod,
+ CryptoServiceBigNumExpMod,
+ CryptoServiceBigNumInverseMod,
+ CryptoServiceBigNumDiv,
+ CryptoServiceBigNumMulMod,
+ CryptoServiceBigNumCmp,
+ CryptoServiceBigNumBits,
+ CryptoServiceBigNumBytes,
+ CryptoServiceBigNumIsWord,
+ CryptoServiceBigNumIsOdd,
+ CryptoServiceBigNumCopy,
+ CryptoServiceBigNumValueOne,
+ CryptoServiceBigNumRShift,
+ CryptoServiceBigNumConstTime,
+ CryptoServiceBigNumSqrMod,
+ CryptoServiceBigNumNewContext,
+ CryptoServiceBigNumContextFree,
+ CryptoServiceBigNumSetUint,
+ CryptoServiceBigNumAddMod,
};
diff --git a/CryptoPkg/Include/Pcd/PcdCryptoServiceFamilyEnable.h b/CryptoPkg/Include/Pcd/PcdCryptoServiceFamilyEnable.h
index 8a8d7c179d..52b44ca4f8 100644
--- a/CryptoPkg/Include/Pcd/PcdCryptoServiceFamilyEnable.h
+++ b/CryptoPkg/Include/Pcd/PcdCryptoServiceFamilyEnable.h
@@ -326,6 +326,36 @@ typedef struct {
} Services;
UINT32 Family;
} AeadAesGcm;
+ union {
+ struct {
+ UINT8 Init : 1;
+ UINT8 FromBin : 1;
+ UINT8 ToBin : 1;
+ UINT8 Free : 1;
+ UINT8 Add : 1;
+ UINT8 Sub : 1;
+ UINT8 Mod : 1;
+ UINT8 ExpMod : 1;
+ UINT8 InverseMod : 1;
+ UINT8 Div : 1;
+ UINT8 MulMod : 1;
+ UINT8 Cmp : 1;
+ UINT8 Bits : 1;
+ UINT8 Bytes : 1;
+ UINT8 IsWord : 1;
+ UINT8 IsOdd : 1;
+ UINT8 Copy : 1;
+ UINT8 ValueOne : 1;
+ UINT8 RShift : 1;
+ UINT8 ConstTime : 1;
+ UINT8 SqrMod : 1;
+ UINT8 NewContext : 1;
+ UINT8 ContextFree : 1;
+ UINT8 SetUint : 1;
+ UINT8 AddMod : 1;
+ } Services;
+ UINT32 Family;
+ } Bn;
} PCD_CRYPTO_SERVICE_FAMILY_ENABLE;
#endif
diff --git a/CryptoPkg/Library/BaseCryptLibOnProtocolPpi/CryptLib.c b/CryptoPkg/Library/BaseCryptLibOnProtocolPpi/CryptLib.c
index eaf9ad0550..ce6981f091 100644
--- a/CryptoPkg/Library/BaseCryptLibOnProtocolPpi/CryptLib.c
+++ b/CryptoPkg/Library/BaseCryptLibOnProtocolPpi/CryptLib.c
@@ -4061,3 +4061,495 @@ TlsGetCertRevocationList (
{
CALL_CRYPTO_SERVICE (TlsGetCertRevocationList, (Data, DataSize), EFI_UNSUPPORTED);
}
+
+// =====================================================================================
+// Big number primitive
+// =====================================================================================
+
+/**
+ Allocate new Big Number.
+
+ @retval New BigNum opaque structure or NULL on failure.
+**/
+VOID *
+EFIAPI
+BigNumInit (
+ VOID
+ )
+{
+ CALL_CRYPTO_SERVICE (BigNumInit, (), NULL);
+}
+
+/**
+ Allocate new Big Number and assign the provided value to it.
+
+ @param[in] Buf Big endian encoded buffer.
+ @param[in] Len Buffer length.
+
+ @retval New BigNum opaque structure or NULL on failure.
+**/
+VOID *
+EFIAPI
+BigNumFromBin (
+ IN CONST UINT8 *Buf,
+ IN UINTN Len
+ )
+{
+ CALL_CRYPTO_SERVICE (BigNumFromBin, (Buf, Len), NULL);
+}
+
+/**
+ Convert the absolute value of Bn into big-endian form and store it at Buf.
+ The Buf array should have at least BigNumBytes() in it.
+
+ @param[in] Bn Big number to convert.
+ @param[out] Buf Output buffer.
+
+ @retval The length of the big-endian number placed at Buf or -1 on error.
+**/
+INTN
+EFIAPI
+BigNumToBin (
+ IN CONST VOID *Bn,
+ OUT UINT8 *Buf
+ )
+{
+ CALL_CRYPTO_SERVICE (BigNumToBin, (Bn, Buf), -1);
+}
+
+/**
+ Free the Big Number.
+
+ @param[in] Bn Big number to free.
+ @param[in] Clear TRUE if the buffer should be cleared.
+**/
+VOID
+EFIAPI
+BigNumFree (
+ IN VOID *Bn,
+ IN BOOLEAN Clear
+ )
+{
+ CALL_VOID_CRYPTO_SERVICE (BigNumFree, (Bn, Clear));
+}
+
+/**
+ Calculate the sum of two Big Numbers.
+ Please note, all "out" Big number arguments should be properly initialized
+ by calling to BigNumInit() or BigNumFromBin() functions.
+
+ @param[in] BnA Big number.
+ @param[in] BnB Big number.
+ @param[out] BnRes The result of BnA + BnB.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+BOOLEAN
+EFIAPI
+BigNumAdd (
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnB,
+ OUT VOID *BnRes
+ )
+{
+ CALL_CRYPTO_SERVICE (BigNumAdd, (BnA, BnB, BnRes), FALSE);
+}
+
+/**
+ Subtract two Big Numbers.
+ Please note, all "out" Big number arguments should be properly initialized
+ by calling to BigNumInit() or BigNumFromBin() functions.
+
+ @param[in] BnA Big number.
+ @param[in] BnB Big number.
+ @param[out] BnRes The result of BnA - BnB.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+BOOLEAN
+EFIAPI
+BigNumSub (
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnB,
+ OUT VOID *BnRes
+ )
+{
+ CALL_CRYPTO_SERVICE (BigNumSub, (BnA, BnB, BnRes), FALSE);
+}
+
+/**
+ Calculate remainder: BnRes = BnA % BnB
+ Please note, all "out" Big number arguments should be properly initialized
+ by calling to BigNumInit() or BigNumFromBin() functions.
+
+ @param[in] BnA Big number.
+ @param[in] BnB Big number.
+ @param[out] BnRes The result of BnA % BnB.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+BOOLEAN
+EFIAPI
+BigNumMod (
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnB,
+ OUT VOID *BnRes
+ )
+{
+ CALL_CRYPTO_SERVICE (BigNumMod, (BnA, BnB, BnRes), FALSE);
+}
+
+/**
+ Compute BnA to the BnP-th power modulo BnM.
+ Please note, all "out" Big number arguments should be properly initialized
+ by calling to BigNumInit() or BigNumFromBin() functions.
+
+ @param[in] BnA Big number.
+ @param[in] BnP Big number (power).
+ @param[in] BnM Big number (modulo).
+ @param[out] BnRes The result of (BnA ^ BnP) % BnM.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+BOOLEAN
+EFIAPI
+BigNumExpMod (
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnP,
+ IN CONST VOID *BnM,
+ OUT VOID *BnRes
+ )
+{
+ CALL_CRYPTO_SERVICE (BigNumExpMod, (BnA, BnP, BnM, BnRes), FALSE);
+}
+
+/**
+ Compute BnA inverse modulo BnM.
+ Please note, all "out" Big number arguments should be properly initialized
+ by calling to BigNumInit() or BigNumFromBin() functions.
+
+ @param[in] BnA Big number.
+ @param[in] BnM Big number (modulo).
+ @param[out] BnRes The result, such that (BnA * BnRes) % BnM == 1.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+BOOLEAN
+EFIAPI
+BigNumInverseMod (
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnM,
+ OUT VOID *BnRes
+ )
+{
+ CALL_CRYPTO_SERVICE (BigNumInverseMod, (BnA, BnM, BnRes), FALSE);
+}
+
+/**
+ Divide two Big Numbers.
+ Please note, all "out" Big number arguments should be properly initialized
+ by calling to BigNumInit() or BigNumFromBin() functions.
+
+ @param[in] BnA Big number.
+ @param[in] BnB Big number.
+ @param[out] BnRes The result, such that BnA / BnB.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+BOOLEAN
+EFIAPI
+BigNumDiv (
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnB,
+ OUT VOID *BnRes
+ )
+{
+ CALL_CRYPTO_SERVICE (BigNumDiv, (BnA, BnB, BnRes), FALSE);
+}
+
+/**
+ Multiply two Big Numbers modulo BnM.
+ Please note, all "out" Big number arguments should be properly initialized
+ by calling to BigNumInit() or BigNumFromBin() functions.
+
+ @param[in] BnA Big number.
+ @param[in] BnB Big number.
+ @param[in] BnM Big number (modulo).
+ @param[out] BnRes The result, such that (BnA * BnB) % BnM.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+BOOLEAN
+EFIAPI
+BigNumMulMod (
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnB,
+ IN CONST VOID *BnM,
+ OUT VOID *BnRes
+ )
+{
+ CALL_CRYPTO_SERVICE (BigNumMulMod, (BnA, BnB, BnM, BnRes), FALSE);
+}
+
+/**
+ Compare two Big Numbers.
+
+ @param[in] BnA Big number.
+ @param[in] BnB Big number.
+
+ @retval 0 BnA == BnB.
+ @retval 1 BnA > BnB.
+ @retval -1 BnA < BnB.
+**/
+INTN
+EFIAPI
+BigNumCmp (
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnB
+ )
+{
+ CALL_CRYPTO_SERVICE (BigNumCmp, (BnA, BnB), 0);
+}
+
+/**
+ Get number of bits in Bn.
+
+ @param[in] Bn Big number.
+
+ @retval Number of bits.
+**/
+UINTN
+EFIAPI
+BigNumBits (
+ IN CONST VOID *Bn
+ )
+{
+ CALL_CRYPTO_SERVICE (BigNumBits, (Bn), 0);
+}
+
+/**
+ Get number of bytes in Bn.
+
+ @param[in] Bn Big number.
+
+ @retval Number of bytes.
+**/
+UINTN
+EFIAPI
+BigNumBytes (
+ IN CONST VOID *Bn
+ )
+{
+ CALL_CRYPTO_SERVICE (BigNumBytes, (Bn), 0);
+}
+
+/**
+ Checks if Big Number equals to the given Num.
+
+ @param[in] Bn Big number.
+ @param[in] Num Number.
+
+ @retval TRUE iff Bn == Num.
+ @retval FALSE otherwise.
+**/
+BOOLEAN
+EFIAPI
+BigNumIsWord (
+ IN CONST VOID *Bn,
+ IN UINTN Num
+ )
+{
+ CALL_CRYPTO_SERVICE (BigNumIsWord, (Bn, Num), FALSE);
+}
+
+/**
+ Checks if Big Number is odd.
+
+ @param[in] Bn Big number.
+
+ @retval TRUE Bn is odd (Bn % 2 == 1).
+ @retval FALSE otherwise.
+**/
+BOOLEAN
+EFIAPI
+BigNumIsOdd (
+ IN CONST VOID *Bn
+ )
+{
+ CALL_CRYPTO_SERVICE (BigNumIsOdd, (Bn), FALSE);
+}
+
+/**
+ Copy Big number.
+
+ @param[out] BnDst Destination.
+ @param[in] BnSrc Source.
+
+ @retval BnDst on success.
+ @retval NULL otherwise.
+**/
+VOID *
+EFIAPI
+BigNumCopy (
+ OUT VOID *BnDst,
+ IN CONST VOID *BnSrc
+ )
+{
+ CALL_CRYPTO_SERVICE (BigNumCopy, (BnDst, BnSrc), NULL);
+}
+
+/**
+ Get constant Big number with value of "1".
+ This may be used to save expensive allocations.
+
+ @retval Big Number with value of 1.
+**/
+CONST VOID *
+EFIAPI
+BigNumValueOne (
+ VOID
+ )
+{
+ CALL_CRYPTO_SERVICE (BigNumValueOne, (), NULL);
+}
+
+/**
+ Shift right Big Number.
+ Please note, all "out" Big number arguments should be properly initialized
+ by calling to BigNumInit() or BigNumFromBin() functions.
+
+ @param[in] Bn Big number.
+ @param[in] N Number of bits to shift.
+ @param[out] BnRes The result.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+BOOLEAN
+EFIAPI
+BigNumRShift (
+ IN CONST VOID *Bn,
+ IN UINTN N,
+ OUT VOID *BnRes
+ )
+{
+ CALL_CRYPTO_SERVICE (BigNumRShift, (Bn, N, BnRes), FALSE);
+}
+
+/**
+ Mark Big Number for constant time computations.
+ This function should be called before any constant time computations are
+ performed on the given Big number.
+
+ @param[in] Bn Big number.
+**/
+VOID
+EFIAPI
+BigNumConstTime (
+ IN VOID *Bn
+ )
+{
+ CALL_VOID_CRYPTO_SERVICE (BigNumConstTime, (Bn));
+}
+
+/**
+ Calculate square modulo.
+ Please note, all "out" Big number arguments should be properly initialized
+ by calling to BigNumInit() or BigNumFromBin() functions.
+
+ @param[in] BnA Big number.
+ @param[in] BnM Big number (modulo).
+ @param[out] BnRes The result, such that (BnA ^ 2) % BnM.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+BOOLEAN
+EFIAPI
+BigNumSqrMod (
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnM,
+ OUT VOID *BnRes
+ )
+{
+ CALL_CRYPTO_SERVICE (BigNumSqrMod, (BnA, BnM, BnRes), FALSE);
+}
+
+/**
+ Create new Big Number computation context. This is an opaque structure
+ which should be passed to any function that requires it. The BN context is
+ needed to optimize calculations and expensive allocations.
+
+ @retval Big Number context struct or NULL on failure.
+**/
+VOID *
+EFIAPI
+BigNumNewContext (
+ VOID
+ )
+{
+ CALL_CRYPTO_SERVICE (BigNumNewContext, (), NULL);
+}
+
+/**
+ Free Big Number context that was allocated with BigNumNewContext().
+
+ @param[in] BnCtx Big number context to free.
+**/
+VOID
+EFIAPI
+BigNumContextFree (
+ IN VOID *BnCtx
+ )
+{
+ CALL_VOID_CRYPTO_SERVICE (BigNumContextFree, (BnCtx));
+}
+
+/**
+ Set Big Number to a given value.
+
+ @param[in] Bn Big number to set.
+ @param[in] Val Value to set.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+BOOLEAN
+EFIAPI
+BigNumSetUint (
+ IN VOID *Bn,
+ IN UINTN Val
+ )
+{
+ CALL_CRYPTO_SERVICE (BigNumSetUint, (Bn, Val), FALSE);
+}
+
+/**
+ Add two Big Numbers modulo BnM.
+
+ @param[in] BnA Big number.
+ @param[in] BnB Big number.
+ @param[in] BnM Big number (modulo).
+ @param[out] BnRes The result, such that (BnA + BnB) % BnM.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+BOOLEAN
+EFIAPI
+BigNumAddMod (
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnB,
+ IN CONST VOID *BnM,
+ OUT VOID *BnRes
+ )
+{
+ CALL_CRYPTO_SERVICE (BigNumAddMod, (BnA, BnB, BnM, BnRes), FALSE);
+}
diff --git a/CryptoPkg/Private/Protocol/Crypto.h b/CryptoPkg/Private/Protocol/Crypto.h
index a66be2c388..3bf37575e9 100644
--- a/CryptoPkg/Private/Protocol/Crypto.h
+++ b/CryptoPkg/Private/Protocol/Crypto.h
@@ -21,7 +21,7 @@
/// the EDK II Crypto Protocol is extended, this version define must be
/// increased.
///
-#define EDKII_CRYPTO_VERSION 11
+#define EDKII_CRYPTO_VERSION 12
///
/// EDK II Crypto Protocol forward declaration
@@ -3888,6 +3888,407 @@ BOOLEAN
OUT UINTN *DataOutSize
);
+// =====================================================================================
+// Big Number Primitive
+// =====================================================================================
+
+/**
+ Allocate new Big Number.
+
+ @retval New BigNum opaque structure or NULL on failure.
+**/
+typedef
+VOID *
+(EFIAPI *EDKII_CRYPTO_BIGNUM_INIT)(
+ VOID
+ );
+
+/**
+ Allocate new Big Number and assign the provided value to it.
+
+ @param[in] Buf Big endian encoded buffer.
+ @param[in] Len Buffer length.
+
+ @retval New EDKII_CRYPTO_BIGNUM_ opaque structure or NULL on failure.
+**/
+typedef
+VOID *
+(EFIAPI *EDKII_CRYPTO_BIGNUM_FROM_BIN)(
+ IN CONST UINT8 *Buf,
+ IN UINTN Len
+ );
+
+/**
+ Convert the absolute value of Bn into big-endian form and store it at Buf.
+ The Buf array should have at least EDKII_CRYPTO_BIGNUM_Bytes() in it.
+
+ @param[in] Bn Big number to convert.
+ @param[out] Buf Output buffer.
+
+ @retval The length of the big-endian number placed at Buf or -1 on error.
+**/
+typedef
+INTN
+(EFIAPI *EDKII_CRYPTO_BIGNUM_TO_BIN)(
+ IN CONST VOID *Bn,
+ OUT UINT8 *Buf
+ );
+
+/**
+ Free the Big Number.
+
+ @param[in] Bn Big number to free.
+ @param[in] Clear TRUE if the buffer should be cleared.
+**/
+typedef
+VOID
+(EFIAPI *EDKII_CRYPTO_BIGNUM_FREE)(
+ IN VOID *Bn,
+ IN BOOLEAN Clear
+ );
+
+/**
+ Calculate the sum of two Big Numbers.
+
+ @param[in] BnA Big number.
+ @param[in] BnB Big number.
+ @param[out] BnRes The result of BnA + BnB.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+typedef
+BOOLEAN
+(EFIAPI *EDKII_CRYPTO_BIGNUM_ADD)(
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnB,
+ OUT VOID *BnRes
+ );
+
+/**
+ Subtract two Big Numbers.
+
+ @param[in] BnA Big number.
+ @param[in] BnB Big number.
+ @param[out] BnRes The result of BnA - BnB.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+typedef
+BOOLEAN
+(EFIAPI *EDKII_CRYPTO_BIGNUM_SUB)(
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnB,
+ OUT VOID *BnRes
+ );
+
+/**
+ Calculate remainder: BnRes = BnA % BnB.
+
+ @param[in] BnA Big number.
+ @param[in] BnB Big number.
+ @param[out] BnRes The result of BnA % BnB.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+typedef
+BOOLEAN
+(EFIAPI *EDKII_CRYPTO_BIGNUM_MOD)(
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnB,
+ OUT VOID *BnRes
+ );
+
+/**
+ Compute BnA to the BnP-th power modulo BnM.
+
+ @param[in] BnA Big number.
+ @param[in] BnP Big number (power).
+ @param[in] BnM Big number (modulo).
+ @param[out] BnRes The result of BnA ^ BnP % BnM.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+typedef
+BOOLEAN
+(EFIAPI *EDKII_CRYPTO_BIGNUM_EXP_MOD)(
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnP,
+ IN CONST VOID *BnM,
+ OUT VOID *BnRes
+ );
+
+/**
+ Compute BnA inverse modulo BnM.
+
+ @param[in] BnA Big number.
+ @param[in] BnM Big number (modulo).
+ @param[out] BnRes The result, such that (BnA * BnRes) % BnM == 1.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+typedef
+BOOLEAN
+(EFIAPI *EDKII_CRYPTO_BIGNUM_INVERSE_MOD)(
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnM,
+ OUT VOID *BnRes
+ );
+
+/**
+ Divide two Big Numbers.
+
+ @param[in] BnA Big number.
+ @param[in] BnB Big number.
+ @param[out] BnRes The result, such that BnA / BnB.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+typedef
+BOOLEAN
+(EFIAPI *EDKII_CRYPTO_BIGNUM_DIV)(
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnB,
+ OUT VOID *BnRes
+ );
+
+/**
+ Multiply two Big Numbers modulo BnM.
+
+ @param[in] BnA Big number.
+ @param[in] BnB Big number.
+ @param[in] BnM Big number (modulo).
+ @param[out] BnRes The result, such that (BnA * BnB) % BnM.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+typedef
+BOOLEAN
+(EFIAPI *EDKII_CRYPTO_BIGNUM_MUL_MOD)(
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnB,
+ IN CONST VOID *BnM,
+ OUT VOID *BnRes
+ );
+
+/**
+ Compare two Big Numbers.
+
+ @param[in] BnA Big number.
+ @param[in] BnB Big number.
+
+ @retval 0 BnA == BnB.
+ @retval 1 BnA > BnB.
+ @retval -1 BnA < BnB.
+**/
+typedef
+INTN
+(EFIAPI *EDKII_CRYPTO_BIGNUM_CMP)(
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnB
+ );
+
+/**
+ Get number of bits in Bn.
+
+ @param[in] Bn Big number.
+
+ @retval Number of bits.
+**/
+typedef
+UINTN
+(EFIAPI *EDKII_CRYPTO_BIGNUM_BITS)(
+ IN CONST VOID *Bn
+ );
+
+/**
+ Get number of bytes in Bn.
+
+ @param[in] Bn Big number.
+
+ @retval Number of bytes.
+**/
+typedef
+UINTN
+(EFIAPI *EDKII_CRYPTO_BIGNUM_BYTES)(
+ IN CONST VOID *Bn
+ );
+
+/**
+ Checks if Big Number equals to the given Num.
+
+ @param[in] Bn Big number.
+ @param[in] Num Number.
+
+ @retval TRUE iff Bn == Num.
+ @retval FALSE otherwise.
+**/
+typedef
+BOOLEAN
+(EFIAPI *EDKII_CRYPTO_BIGNUM_IS_WORD)(
+ IN CONST VOID *Bn,
+ IN UINTN Num
+ );
+
+/**
+ Checks if Big Number is odd.
+
+ @param[in] Bn Big number.
+
+ @retval TRUE Bn is odd (Bn % 2 == 1).
+ @retval FALSE otherwise.
+**/
+typedef
+BOOLEAN
+(EFIAPI *EDKII_CRYPTO_BIGNUM_IS_ODD)(
+ IN CONST VOID *Bn
+ );
+
+/**
+ Copy Big number.
+
+ @param[out] BnDst Destination.
+ @param[in] BnSrc Source.
+
+ @retval BnDst on success.
+ @retval NULL otherwise.
+**/
+typedef
+VOID *
+(EFIAPI *EDKII_CRYPTO_BIGNUM_COPY)(
+ OUT VOID *BnDst,
+ IN CONST VOID *BnSrc
+ );
+
+/**
+ Get constant Big number with value of "1".
+ This may be used to save expensive allocations.
+
+ @retval Big Number with value of 1.
+**/
+typedef
+CONST VOID *
+(EFIAPI *EDKII_CRYPTO_BIGNUM_VALUE_ONE)(
+ VOID
+ );
+
+/**
+ Shift right Big Number.
+ Please note, all "out" Big number arguments should be properly initialized
+ by calling to BigNumInit() or BigNumFromBin() functions.
+
+ @param[in] Bn Big number.
+ @param[in] N Number of bits to shift.
+ @param[out] BnRes The result.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+typedef
+BOOLEAN
+(EFIAPI *EDKII_CRYPTO_BIGNUM_R_SHIFT)(
+ IN CONST VOID *Bn,
+ IN UINTN N,
+ OUT VOID *BnRes
+ );
+
+/**
+ Mark Big Number for constant time computations.
+ This function should be called before any constant time computations are
+ performed on the given Big number.
+
+ @param[in] Bn Big number.
+**/
+typedef
+VOID
+(EFIAPI *EDKII_CRYPTO_BIGNUM_CONST_TIME)(
+ IN VOID *Bn
+ );
+
+/**
+ Calculate square modulo.
+
+ @param[in] BnA Big number.
+ @param[in] BnM Big number (modulo).
+ @param[out] BnRes The result, such that (BnA ^ 2) % BnM.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+typedef
+BOOLEAN
+(EFIAPI *EDKII_CRYPTO_BIGNUM_SQR_MOD)(
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnM,
+ OUT VOID *BnRes
+ );
+
+/**
+ Create new Big Number computation context. This is an opaque structure.
+ which should be passed to any function that requires it. The BN context is
+ needed to optimize calculations and expensive allocations.
+
+ @retval Big Number context struct or NULL on failure.
+**/
+typedef
+VOID *
+(EFIAPI *EDKII_CRYPTO_BIGNUM_NEW_CONTEXT)(
+ VOID
+ );
+
+/**
+ Free Big Number context that was allocated with EDKII_CRYPTO_BIGNUM_NewContext().
+
+ @param[in] BnCtx Big number context to free.
+**/
+typedef
+VOID
+(EFIAPI *EDKII_CRYPTO_BIGNUM_CONTEXT_FREE)(
+ IN VOID *BnCtx
+ );
+
+/**
+ Set Big Number to a given value.
+
+ @param[in] Bn Big number to set.
+ @param[in] Val Value to set.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+typedef
+BOOLEAN
+(EFIAPI *EDKII_CRYPTO_BIGNUM_SET_UINT)(
+ IN VOID *Bn,
+ IN UINTN Val
+ );
+
+/**
+ Add two Big Numbers modulo BnM.
+
+ @param[in] BnA Big number.
+ @param[in] BnB Big number.
+ @param[in] BnM Big number (modulo).
+ @param[out] BnRes The result, such that (BnA + BnB) % BnM.
+
+ @retval TRUE On success.
+ @retval FALSE Otherwise.
+**/
+typedef
+BOOLEAN
+(EFIAPI *EDKII_CRYPTO_BIGNUM_ADD_MOD)(
+ IN CONST VOID *BnA,
+ IN CONST VOID *BnB,
+ IN CONST VOID *BnM,
+ OUT VOID *BnRes
+ );
+
///
/// EDK II Crypto Protocol
///
@@ -4096,6 +4497,32 @@ struct _EDKII_CRYPTO_PROTOCOL {
/// AEAD AES-GCM
EDKII_AEAD_AES_GCM_ENCRYPT AeadAesGcmEncrypt;
EDKII_AEAD_AES_GCM_DECRYPT AeadAesGcmDecrypt;
+ /// BIGNUM
+ EDKII_CRYPTO_BIGNUM_INIT BigNumInit;
+ EDKII_CRYPTO_BIGNUM_FROM_BIN BigNumFromBin;
+ EDKII_CRYPTO_BIGNUM_TO_BIN BigNumToBin;
+ EDKII_CRYPTO_BIGNUM_FREE BigNumFree;
+ EDKII_CRYPTO_BIGNUM_ADD BigNumAdd;
+ EDKII_CRYPTO_BIGNUM_SUB BigNumSub;
+ EDKII_CRYPTO_BIGNUM_MOD BigNumMod;
+ EDKII_CRYPTO_BIGNUM_EXP_MOD BigNumExpMod;
+ EDKII_CRYPTO_BIGNUM_INVERSE_MOD BigNumInverseMod;
+ EDKII_CRYPTO_BIGNUM_DIV BigNumDiv;
+ EDKII_CRYPTO_BIGNUM_MUL_MOD BigNumMulMod;
+ EDKII_CRYPTO_BIGNUM_CMP BigNumCmp;
+ EDKII_CRYPTO_BIGNUM_BITS BigNumBits;
+ EDKII_CRYPTO_BIGNUM_BYTES BigNumBytes;
+ EDKII_CRYPTO_BIGNUM_IS_WORD BigNumIsWord;
+ EDKII_CRYPTO_BIGNUM_IS_ODD BigNumIsOdd;
+ EDKII_CRYPTO_BIGNUM_COPY BigNumCopy;
+ EDKII_CRYPTO_BIGNUM_VALUE_ONE BigNumValueOne;
+ EDKII_CRYPTO_BIGNUM_R_SHIFT BigNumRShift;
+ EDKII_CRYPTO_BIGNUM_CONST_TIME BigNumConstTime;
+ EDKII_CRYPTO_BIGNUM_SQR_MOD BigNumSqrMod;
+ EDKII_CRYPTO_BIGNUM_NEW_CONTEXT BigNumNewContext;
+ EDKII_CRYPTO_BIGNUM_CONTEXT_FREE BigNumContextFree;
+ EDKII_CRYPTO_BIGNUM_SET_UINT BigNumSetUint;
+ EDKII_CRYPTO_BIGNUM_ADD_MOD BigNumAddMod;
};
extern GUID gEdkiiCryptoProtocolGuid;