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| |
| /* |
| // |
| // Purpose: |
| // Cryptography Primitive. |
| // Digesting message according to SHA1 |
| // |
| // Contents: |
| // ippsSHA1Final() |
| // |
| */ |
| |
| #include "owndefs.h" |
| #include "owncp.h" |
| #include "pcphash.h" |
| #include "pcphash_rmf.h" |
| #include "pcptool.h" |
| #include "pcpsha1stuff.h" |
| |
| /*F* |
| // Name: ippsSHA1Final |
| // |
| // Purpose: Stop message digesting and return digest. |
| // |
| // Returns: Reason: |
| // ippStsNullPtrErr pMD == NULL |
| // pState == NULL |
| // ippStsContextMatchErr pState->idCtx != idCtxSHA1 |
| // ippStsNoErr no errors |
| // |
| // Parameters: |
| // pMD address of the output digest |
| // pState pointer to the SHS state |
| // |
| *F*/ |
| IPPFUN(IppStatus, ippsSHA1Final,(Ipp8u* pMD, IppsSHA1State* pState)) |
| { |
| /* test state pointer and ID */ |
| IPP_BAD_PTR1_RET(pState); |
| pState = (IppsSHA1State*)( IPP_ALIGNED_PTR(pState, SHA1_ALIGNMENT) ); |
| IPP_BADARG_RET(idCtxSHA1 !=HASH_CTX_ID(pState), ippStsContextMatchErr); |
| |
| /* test digest pointer */ |
| IPP_BAD_PTR1_RET(pMD); |
| |
| cpFinalizeSHA1(HASH_VALUE(pState), HASH_BUFF(pState), HAHS_BUFFIDX(pState), HASH_LENLO(pState)); |
| /* convert hash into big endian */ |
| ((Ipp32u*)pMD)[0] = ENDIANNESS32(HASH_VALUE(pState)[0]); |
| ((Ipp32u*)pMD)[1] = ENDIANNESS32(HASH_VALUE(pState)[1]); |
| ((Ipp32u*)pMD)[2] = ENDIANNESS32(HASH_VALUE(pState)[2]); |
| ((Ipp32u*)pMD)[3] = ENDIANNESS32(HASH_VALUE(pState)[3]); |
| ((Ipp32u*)pMD)[4] = ENDIANNESS32(HASH_VALUE(pState)[4]); |
| |
| /* re-init hash value */ |
| HAHS_BUFFIDX(pState) = 0; |
| HASH_LENLO(pState) = 0; |
| sha1_hashInit(HASH_VALUE(pState)); |
| |
| return ippStsNoErr; |
| } |