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https://github.com/Mauler125/r5sdk.git
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b3a68ed095
DirtySDK (EA's Dirty Sockets library) will be used for the LiveAPI implementation, and depends on: EABase, EAThread.
99 lines
3.9 KiB
C
99 lines
3.9 KiB
C
/*H********************************************************************************/
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/*!
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\File cryptcurve.c
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\Description
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This module implements an interface over our different curve crypto APIs
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\Copyright
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Copyright (c) Electronic Arts 2018. ALL RIGHTS RESERVED.
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*/
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/********************************************************************************H*/
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/*** Include files ****************************************************************/
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#include "DirtySDK/crypt/cryptmont.h"
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#include "DirtySDK/crypt/cryptcurve.h"
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/*** Variables ********************************************************************/
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//! mappings for the dh functions
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static const CryptCurveDhT _CryptCurve_Dh[] =
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{
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{ (CryptCurveInitT *)CryptNistInitDh, (CryptCurvePublicT *)CryptNistPublic, (CryptCurveSecretT *)CryptNistSecret, (CryptCurvePointInitT *)CryptNistPointInitFrom, (CryptCurvePointFinalT *)CryptNistPointFinal, CRYPTCURVE_SECP256R1 },
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{ (CryptCurveInitT *)CryptNistInitDh, (CryptCurvePublicT *)CryptNistPublic, (CryptCurveSecretT *)CryptNistSecret, (CryptCurvePointInitT *)CryptNistPointInitFrom, (CryptCurvePointFinalT *)CryptNistPointFinal, CRYPTCURVE_SECP384R1 },
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{ (CryptCurveInitT *)CryptMontInit, (CryptCurvePublicT *)CryptMontPublic, (CryptCurveSecretT *)CryptMontSecret, (CryptCurvePointInitT *)CryptMontPointInitFrom, (CryptCurvePointFinalT *)CryptMontPointFinal, CRYPTCURVE_X25519 },
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{ (CryptCurveInitT *)CryptMontInit, (CryptCurvePublicT *)CryptMontPublic, (CryptCurveSecretT *)CryptMontSecret, (CryptCurvePointInitT *)CryptMontPointInitFrom, (CryptCurvePointFinalT *)CryptMontPointFinal, CRYPTCURVE_X448 }
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};
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//! mappings for the dsa functions
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static const CryptCurveDsaT _CryptCurve_Dsa[] =
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{
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{ (CryptCurveInitT *)CryptNistInitDsa, (CryptCurveSignT *)CryptNistSign, (CryptCurveVerifyT *)CryptNistVerify, (CryptCurvePointInitT *)CryptNistPointInitFrom, CRYPTCURVE_SECP256R1 },
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{ (CryptCurveInitT *)CryptNistInitDsa, (CryptCurveSignT *)CryptNistSign, (CryptCurveVerifyT *)CryptNistVerify, (CryptCurvePointInitT *)CryptNistPointInitFrom, CRYPTCURVE_SECP384R1 }
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};
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/*** Public Functions *************************************************************/
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/*F********************************************************************************/
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/*!
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\Function CryptCurveGetDh
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\Description
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Gets the diffie hellmen functions based on the curve type
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\Input iCurveType - type that identifies the curve
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\Output
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const CryptCurveDhT * - pointer containing functions or NULL (not found)
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\Version 05/04/2018 (eesponda)
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*/
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/********************************************************************************F*/
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const CryptCurveDhT *CryptCurveGetDh(int32_t iCurveType)
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{
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const CryptCurveDhT *pCurve = NULL;
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int32_t iCurveIdx;
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for (iCurveIdx = 0; iCurveIdx < (signed)(sizeof(_CryptCurve_Dh)/sizeof(_CryptCurve_Dh[0])); iCurveIdx += 1)
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{
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if (_CryptCurve_Dh[iCurveIdx].iCurveType == iCurveType)
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{
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pCurve = &_CryptCurve_Dh[iCurveIdx];
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break;
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}
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}
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return(pCurve);
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}
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/*F********************************************************************************/
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/*!
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\Function CryptCurveGetDsa
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\Description
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Gets the digital signature algorithm functions based on the curve type
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\Input iCurveType - type that identifies the curve
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\Output
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const CryptCurveDsaT * - pointer containing functions or NULL (not found)
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\Version 05/04/2018 (eesponda)
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*/
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/********************************************************************************F*/
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const CryptCurveDsaT *CryptCurveGetDsa(int32_t iCurveType)
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{
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const CryptCurveDsaT *pCurve = NULL;
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int32_t iCurveIdx;
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for (iCurveIdx = 0; iCurveIdx < (signed)(sizeof(_CryptCurve_Dsa)/sizeof(_CryptCurve_Dsa[0])); iCurveIdx += 1)
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{
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if (_CryptCurve_Dsa[iCurveIdx].iCurveType == iCurveType)
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{
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pCurve = &_CryptCurve_Dsa[iCurveIdx];
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break;
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}
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}
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return(pCurve);
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}
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