return CALL_BASECRYPTLIB (AeadAesGcm.Services.Decrypt, AeadAesGcmDecrypt, (Key, KeySize, Iv, IvSize, AData, ADataSize, DataIn, DataInSize, Tag, TagSize, DataOut, DataOutSize), FALSE);\r
}\r
\r
+// =====================================================================================\r
+// Big number primitives\r
+// =====================================================================================\r
+\r
+/**\r
+ Allocate new Big Number.\r
+\r
+ @retval New BigNum opaque structure or NULL on failure.\r
+**/\r
+VOID *\r
+EFIAPI\r
+CryptoServiceBigNumInit (\r
+ VOID\r
+ )\r
+{\r
+ return CALL_BASECRYPTLIB (Bn.Services.Init, BigNumInit, (), NULL);\r
+}\r
+\r
+/**\r
+ Allocate new Big Number and assign the provided value to it.\r
+\r
+ @param[in] Buf Big endian encoded buffer.\r
+ @param[in] Len Buffer length.\r
+\r
+ @retval New BigNum opaque structure or NULL on failure.\r
+**/\r
+VOID *\r
+EFIAPI\r
+CryptoServiceBigNumFromBin (\r
+ IN CONST UINT8 *Buf,\r
+ IN UINTN Len\r
+ )\r
+{\r
+ return CALL_BASECRYPTLIB (Bn.Services.FromBin, BigNumFromBin, (Buf, Len), NULL);\r
+}\r
+\r
+/**\r
+ Convert the absolute value of Bn into big-endian form and store it at Buf.\r
+ The Buf array should have at least BigNumBytes() in it.\r
+\r
+ @param[in] Bn Big number to convert.\r
+ @param[out] Buf Output buffer.\r
+\r
+ @retval The length of the big-endian number placed at Buf or -1 on error.\r
+**/\r
+INTN\r
+EFIAPI\r
+CryptoServiceBigNumToBin (\r
+ IN CONST VOID *Bn,\r
+ OUT UINT8 *Buf\r
+ )\r
+{\r
+ return CALL_BASECRYPTLIB (Bn.Services.ToBin, BigNumToBin, (Bn, Buf), -1);\r
+}\r
+\r
+/**\r
+ Free the Big Number.\r
+\r
+ @param[in] Bn Big number to free.\r
+ @param[in] Clear TRUE if the buffer should be cleared.\r
+**/\r
+VOID\r
+EFIAPI\r
+CryptoServiceBigNumFree (\r
+ IN VOID *Bn,\r
+ IN BOOLEAN Clear\r
+ )\r
+{\r
+ CALL_VOID_BASECRYPTLIB (Bn.Services.Free, BigNumFree, (Bn, Clear));\r
+}\r
+\r
+/**\r
+ Calculate the sum of two Big Numbers.\r
+ Please note, all "out" Big number arguments should be properly initialized\r
+ by calling to BigNumInit() or BigNumFromBin() functions.\r
+\r
+ @param[in] BnA Big number.\r
+ @param[in] BnB Big number.\r
+ @param[out] BnRes The result of BnA + BnB.\r
+\r
+ @retval TRUE On success.\r
+ @retval FALSE Otherwise.\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+CryptoServiceBigNumAdd (\r
+ IN CONST VOID *BnA,\r
+ IN CONST VOID *BnB,\r
+ OUT VOID *BnRes\r
+ )\r
+{\r
+ return CALL_BASECRYPTLIB (Bn.Services.Add, BigNumAdd, (BnA, BnB, BnRes), FALSE);\r
+}\r
+\r
+/**\r
+ Subtract two Big Numbers.\r
+ Please note, all "out" Big number arguments should be properly initialized\r
+ by calling to BigNumInit() or BigNumFromBin() functions.\r
+\r
+ @param[in] BnA Big number.\r
+ @param[in] BnB Big number.\r
+ @param[out] BnRes The result of BnA - BnB.\r
+\r
+ @retval TRUE On success.\r
+ @retval FALSE Otherwise.\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+CryptoServiceBigNumSub (\r
+ IN CONST VOID *BnA,\r
+ IN CONST VOID *BnB,\r
+ OUT VOID *BnRes\r
+ )\r
+{\r
+ return CALL_BASECRYPTLIB (Bn.Services.Sub, BigNumSub, (BnA, BnB, BnRes), FALSE);\r
+}\r
+\r
+/**\r
+ Calculate remainder: BnRes = BnA % BnB.\r
+ Please note, all "out" Big number arguments should be properly initialized\r
+ by calling to BigNumInit() or BigNumFromBin() functions.\r
+\r
+ @param[in] BnA Big number.\r
+ @param[in] BnB Big number.\r
+ @param[out] BnRes The result of BnA % BnB.\r
+\r
+ @retval TRUE On success.\r
+ @retval FALSE Otherwise.\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+CryptoServiceBigNumMod (\r
+ IN CONST VOID *BnA,\r
+ IN CONST VOID *BnB,\r
+ OUT VOID *BnRes\r
+ )\r
+{\r
+ return CALL_BASECRYPTLIB (Bn.Services.Mod, BigNumMod, (BnA, BnB, BnRes), FALSE);\r
+}\r
+\r
+/**\r
+ Compute BnA to the BnP-th power modulo BnM.\r
+ Please note, all "out" Big number arguments should be properly initialized.\r
+ by calling to BigNumInit() or BigNumFromBin() functions.\r
+\r
+ @param[in] BnA Big number.\r
+ @param[in] BnP Big number (power).\r
+ @param[in] BnM Big number (modulo).\r
+ @param[out] BnRes The result of (BnA ^ BnP) % BnM.\r
+\r
+ @retval TRUE On success.\r
+ @retval FALSE Otherwise.\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+CryptoServiceBigNumExpMod (\r
+ IN CONST VOID *BnA,\r
+ IN CONST VOID *BnP,\r
+ IN CONST VOID *BnM,\r
+ OUT VOID *BnRes\r
+ )\r
+{\r
+ return CALL_BASECRYPTLIB (Bn.Services.ExpMod, BigNumExpMod, (BnA, BnP, BnM, BnRes), FALSE);\r
+}\r
+\r
+/**\r
+ Compute BnA inverse modulo BnM.\r
+ Please note, all "out" Big number arguments should be properly initialized\r
+ by calling to BigNumInit() or BigNumFromBin() functions.\r
+\r
+ @param[in] BnA Big number.\r
+ @param[in] BnM Big number (modulo).\r
+ @param[out] BnRes The result, such that (BnA * BnRes) % BnM == 1.\r
+\r
+ @retval TRUE On success.\r
+ @retval FALSE Otherwise.\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+CryptoServiceBigNumInverseMod (\r
+ IN CONST VOID *BnA,\r
+ IN CONST VOID *BnM,\r
+ OUT VOID *BnRes\r
+ )\r
+{\r
+ return CALL_BASECRYPTLIB (Bn.Services.InverseMod, BigNumInverseMod, (BnA, BnM, BnRes), FALSE);\r
+}\r
+\r
+/**\r
+ Divide two Big Numbers.\r
+ Please note, all "out" Big number arguments should be properly initialized\r
+ by calling to BigNumInit() or BigNumFromBin() functions.\r
+\r
+ @param[in] BnA Big number.\r
+ @param[in] BnB Big number.\r
+ @param[out] BnRes The result, such that BnA / BnB.\r
+\r
+ @retval TRUE On success.\r
+ @retval FALSE Otherwise.\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+CryptoServiceBigNumDiv (\r
+ IN CONST VOID *BnA,\r
+ IN CONST VOID *BnB,\r
+ OUT VOID *BnRes\r
+ )\r
+{\r
+ return CALL_BASECRYPTLIB (Bn.Services.Div, BigNumDiv, (BnA, BnB, BnRes), FALSE);\r
+}\r
+\r
+/**\r
+ Multiply two Big Numbers modulo BnM.\r
+ Please note, all "out" Big number arguments should be properly initialized\r
+ by calling to BigNumInit() or BigNumFromBin() functions.\r
+\r
+ @param[in] BnA Big number.\r
+ @param[in] BnB Big number.\r
+ @param[in] BnM Big number (modulo).\r
+ @param[out] BnRes The result, such that (BnA * BnB) % BnM.\r
+\r
+ @retval TRUE On success.\r
+ @retval FALSE Otherwise.\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+CryptoServiceBigNumMulMod (\r
+ IN CONST VOID *BnA,\r
+ IN CONST VOID *BnB,\r
+ IN CONST VOID *BnM,\r
+ OUT VOID *BnRes\r
+ )\r
+{\r
+ return CALL_BASECRYPTLIB (Bn.Services.MulMod, BigNumMulMod, (BnA, BnB, BnM, BnRes), FALSE);\r
+}\r
+\r
+/**\r
+ Compare two Big Numbers.\r
+\r
+ @param[in] BnA Big number.\r
+ @param[in] BnB Big number.\r
+\r
+ @retval 0 BnA == BnB.\r
+ @retval 1 BnA > BnB.\r
+ @retval -1 BnA < BnB.\r
+**/\r
+INTN\r
+EFIAPI\r
+CryptoServiceBigNumCmp (\r
+ IN CONST VOID *BnA,\r
+ IN CONST VOID *BnB\r
+ )\r
+{\r
+ return CALL_BASECRYPTLIB (Bn.Services.Cmp, BigNumCmp, (BnA, BnB), 0);\r
+}\r
+\r
+/**\r
+ Get number of bits in Bn.\r
+\r
+ @param[in] Bn Big number.\r
+\r
+ @retval Number of bits.\r
+**/\r
+UINTN\r
+EFIAPI\r
+CryptoServiceBigNumBits (\r
+ IN CONST VOID *Bn\r
+ )\r
+{\r
+ return CALL_BASECRYPTLIB (Bn.Services.Bits, BigNumBits, (Bn), 0);\r
+}\r
+\r
+/**\r
+ Get number of bytes in Bn.\r
+\r
+ @param[in] Bn Big number.\r
+\r
+ @retval Number of bytes.\r
+**/\r
+UINTN\r
+EFIAPI\r
+CryptoServiceBigNumBytes (\r
+ IN CONST VOID *Bn\r
+ )\r
+{\r
+ return CALL_BASECRYPTLIB (Bn.Services.Bytes, BigNumBytes, (Bn), 0);\r
+}\r
+\r
+/**\r
+ Checks if Big Number equals to the given Num.\r
+\r
+ @param[in] Bn Big number.\r
+ @param[in] Num Number.\r
+\r
+ @retval TRUE iff Bn == Num.\r
+ @retval FALSE otherwise.\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+CryptoServiceBigNumIsWord (\r
+ IN CONST VOID *Bn,\r
+ IN UINTN Num\r
+ )\r
+{\r
+ return CALL_BASECRYPTLIB (Bn.Services.IsWord, BigNumIsWord, (Bn, Num), FALSE);\r
+}\r
+\r
+/**\r
+ Checks if Big Number is odd.\r
+\r
+ @param[in] Bn Big number.\r
+\r
+ @retval TRUE Bn is odd (Bn % 2 == 1).\r
+ @retval FALSE otherwise.\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+CryptoServiceBigNumIsOdd (\r
+ IN CONST VOID *Bn\r
+ )\r
+{\r
+ return CALL_BASECRYPTLIB (Bn.Services.IsOdd, BigNumIsOdd, (Bn), FALSE);\r
+}\r
+\r
+/**\r
+ Copy Big number.\r
+\r
+ @param[out] BnDst Destination.\r
+ @param[in] BnSrc Source.\r
+\r
+ @retval BnDst on success.\r
+ @retval NULL otherwise.\r
+**/\r
+VOID *\r
+EFIAPI\r
+CryptoServiceBigNumCopy (\r
+ OUT VOID *BnDst,\r
+ IN CONST VOID *BnSrc\r
+ )\r
+{\r
+ return CALL_BASECRYPTLIB (Bn.Services.Copy, BigNumCopy, (BnDst, BnSrc), NULL);\r
+}\r
+\r
+/**\r
+ Get constant Big number with value of "1".\r
+ This may be used to save expensive allocations.\r
+\r
+ @retval Big Number with value of 1.\r
+**/\r
+CONST VOID *\r
+EFIAPI\r
+CryptoServiceBigNumValueOne (\r
+ VOID\r
+ )\r
+{\r
+ return CALL_BASECRYPTLIB (Bn.Services.ValueOne, BigNumValueOne, (), NULL);\r
+}\r
+\r
+/**\r
+ Shift right Big Number.\r
+ Please note, all "out" Big number arguments should be properly initialized\r
+ by calling to BigNumInit() or BigNumFromBin() functions.\r
+\r
+ @param[in] Bn Big number.\r
+ @param[in] N Number of bits to shift.\r
+ @param[out] BnRes The result.\r
+\r
+ @retval TRUE On success.\r
+ @retval FALSE Otherwise.\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+CryptoServiceBigNumRShift (\r
+ IN CONST VOID *Bn,\r
+ IN UINTN N,\r
+ OUT VOID *BnRes\r
+ )\r
+{\r
+ return CALL_BASECRYPTLIB (Bn.Services.RShift, BigNumRShift, (Bn, N, BnRes), FALSE);\r
+}\r
+\r
+/**\r
+ Mark Big Number for constant time computations.\r
+ This function should be called before any constant time computations are\r
+ performed on the given Big number.\r
+\r
+ @param[in] Bn Big number.\r
+**/\r
+VOID\r
+EFIAPI\r
+CryptoServiceBigNumConstTime (\r
+ IN VOID *Bn\r
+ )\r
+{\r
+ CALL_VOID_BASECRYPTLIB (Bn.Services.ConstTime, BigNumConstTime, (Bn));\r
+}\r
+\r
+/**\r
+ Calculate square modulo.\r
+ Please note, all "out" Big number arguments should be properly initialized\r
+ by calling to BigNumInit() or BigNumFromBin() functions.\r
+\r
+ @param[in] BnA Big number.\r
+ @param[in] BnM Big number (modulo).\r
+ @param[out] BnRes The result, such that (BnA ^ 2) % BnM.\r
+\r
+ @retval TRUE On success.\r
+ @retval FALSE Otherwise.\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+CryptoServiceBigNumSqrMod (\r
+ IN CONST VOID *BnA,\r
+ IN CONST VOID *BnM,\r
+ OUT VOID *BnRes\r
+ )\r
+{\r
+ return CALL_BASECRYPTLIB (Bn.Services.SqrMod, BigNumSqrMod, (BnA, BnM, BnRes), FALSE);\r
+}\r
+\r
+/**\r
+ Create new Big Number computation context. This is an opaque structure\r
+ which should be passed to any function that requires it. The BN context is\r
+ needed to optimize calculations and expensive allocations.\r
+\r
+ @retval Big Number context struct or NULL on failure.\r
+**/\r
+VOID *\r
+EFIAPI\r
+CryptoServiceBigNumNewContext (\r
+ VOID\r
+ )\r
+{\r
+ return CALL_BASECRYPTLIB (Bn.Services.NewContext, BigNumNewContext, (), NULL);\r
+}\r
+\r
+/**\r
+ Free Big Number context that was allocated with BigNumNewContext().\r
+\r
+ @param[in] BnCtx Big number context to free.\r
+**/\r
+VOID\r
+EFIAPI\r
+CryptoServiceBigNumContextFree (\r
+ IN VOID *BnCtx\r
+ )\r
+{\r
+ CALL_VOID_BASECRYPTLIB (Bn.Services.ContextFree, BigNumContextFree, (BnCtx));\r
+}\r
+\r
+/**\r
+ Set Big Number to a given value.\r
+\r
+ @param[in] Bn Big number to set.\r
+ @param[in] Val Value to set.\r
+\r
+ @retval TRUE On success.\r
+ @retval FALSE Otherwise.\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+CryptoServiceBigNumSetUint (\r
+ IN VOID *Bn,\r
+ IN UINTN Val\r
+ )\r
+{\r
+ return CALL_BASECRYPTLIB (Bn.Services.SetUint, BigNumSetUint, (Bn, Val), FALSE);\r
+}\r
+\r
+/**\r
+ Add two Big Numbers modulo BnM.\r
+\r
+ @param[in] BnA Big number.\r
+ @param[in] BnB Big number.\r
+ @param[in] BnM Big number (modulo).\r
+ @param[out] BnRes The result, such that (BnA + BnB) % BnM.\r
+\r
+ @retval TRUE On success.\r
+ @retval FALSE Otherwise.\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+CryptoServiceBigNumAddMod (\r
+ IN CONST VOID *BnA,\r
+ IN CONST VOID *BnB,\r
+ IN CONST VOID *BnM,\r
+ OUT VOID *BnRes\r
+ )\r
+{\r
+ return CALL_BASECRYPTLIB (Bn.Services.AddMod, BigNumAddMod, (BnA, BnB, BnM, BnRes), FALSE);\r
+}\r
+\r
const EDKII_CRYPTO_PROTOCOL mEdkiiCrypto = {\r
/// Version\r
CryptoServiceGetCryptoVersion,\r
CryptoServiceHkdfSha384Expand,\r
/// Aead Aes GCM\r
CryptoServiceAeadAesGcmEncrypt,\r
- CryptoServiceAeadAesGcmDecrypt\r
+ CryptoServiceAeadAesGcmDecrypt,\r
+ /// Big Numbers\r
+ CryptoServiceBigNumInit,\r
+ CryptoServiceBigNumFromBin,\r
+ CryptoServiceBigNumToBin,\r
+ CryptoServiceBigNumFree,\r
+ CryptoServiceBigNumAdd,\r
+ CryptoServiceBigNumSub,\r
+ CryptoServiceBigNumMod,\r
+ CryptoServiceBigNumExpMod,\r
+ CryptoServiceBigNumInverseMod,\r
+ CryptoServiceBigNumDiv,\r
+ CryptoServiceBigNumMulMod,\r
+ CryptoServiceBigNumCmp,\r
+ CryptoServiceBigNumBits,\r
+ CryptoServiceBigNumBytes,\r
+ CryptoServiceBigNumIsWord,\r
+ CryptoServiceBigNumIsOdd,\r
+ CryptoServiceBigNumCopy,\r
+ CryptoServiceBigNumValueOne,\r
+ CryptoServiceBigNumRShift,\r
+ CryptoServiceBigNumConstTime,\r
+ CryptoServiceBigNumSqrMod,\r
+ CryptoServiceBigNumNewContext,\r
+ CryptoServiceBigNumContextFree,\r
+ CryptoServiceBigNumSetUint,\r
+ CryptoServiceBigNumAddMod,\r
};\r