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| |
| /* |
| // |
| // Purpose: |
| // Cryptography Primitive. |
| // Digesting message according to SHA256 |
| // |
| // Contents: |
| // ippsHashMethod_SHA256_TT() |
| // |
| */ |
| |
| #include "owndefs.h" |
| #include "owncp.h" |
| #include "pcphash.h" |
| #include "pcphash_rmf.h" |
| #include "pcptool.h" |
| #include "pcpsha256stuff.h" |
| |
| /*F* |
| // Name: ippsHashMethod_SHA256_TT |
| // |
| // Purpose: Return SHA256 method |
| // (using the SHA-NI instructions set |
| // if it is available at run time) |
| // |
| // Returns: |
| // Pointer to SHA256 hash-method |
| // (using the SHA-NI instructions set |
| // if it is available at run time) |
| // |
| *F*/ |
| |
| IPPFUN( const IppsHashMethod*, ippsHashMethod_SHA256_TT, (void) ) |
| { |
| static IppsHashMethod method = { |
| ippHashAlg_SHA256, |
| IPP_SHA256_DIGEST_BITSIZE/8, |
| MBS_SHA256, |
| MLR_SHA256, |
| sha256_hashInit, |
| sha256_hashUpdate, |
| sha256_hashOctString, |
| sha256_msgRep |
| }; |
| #if (_SHA_NI_ENABLING_==_FEATURE_TICKTOCK_ || _SHA_NI_ENABLING_==_FEATURE_ON_) |
| if(IsFeatureEnabled(ippCPUID_SHA)) |
| method.hashUpdate = sha256_ni_hashUpdate; |
| #endif |
| return &method; |
| } |