Klocwork scanning fixes for IppCryptoLib
This patches fixed Klocwork scanning reports in IppCryptoLib. Signed-off-by: Maurice Ma <maurice.ma@intel.com>
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@ -256,7 +256,7 @@ static BNU_CHUNK_T* gs_mont_mul(BNU_CHUNK_T* pr, const BNU_CHUNK_T* pa, const BN
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BNU_CHUNK_T* pBuffer = gsModPoolAlloc(pME, polLength);
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//gres: temporary excluded: assert(NULL!=pBuffer);
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{
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if (pBuffer != NULL) {
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BNU_CHUNK_T carry = 0;
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int i, j;
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@ -383,11 +383,13 @@ static BNU_CHUNK_T* gs_mont_decode(BNU_CHUNK_T* pr, const BNU_CHUNK_T* pa, gsMod
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BNU_CHUNK_T* t = gsModPoolAlloc(pME, polLength);
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//gres: temporary excluded: assert(NULL!=t);
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if (t != NULL) {
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ZEXPAND_BNU(t, 0, mLen);
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t[0] = 1;
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gs_mont_mul(pr, pa, t, pME);
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gsModPoolFree(pME, polLength);
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}
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return pr;
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}
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@ -168,6 +168,8 @@ void gsRSApub_cipher(IppsBigNumState* pY,
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gsMethod_RSA* m = getDefaultMethod_RSA(RSA_PRV_KEY_BITSIZE_N(pKey));
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BNU_CHUNK_T* dataY = BN_NUMBER(pY);
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if (m != NULL) {
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cpSize nsY = m->publicExpFun(dataY,
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BN_NUMBER(pX), BN_SIZE(pX),
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RSA_PUB_KEY_E(pKey), BITS_BNU_CHUNK(RSA_PUB_KEY_BITSIZE_E(pKey)),
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@ -176,6 +178,7 @@ void gsRSApub_cipher(IppsBigNumState* pY,
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FIX_BNU(dataY, nsY);
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BN_SIZE(pY) = nsY;
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BN_SIGN(pY) = ippBigNumPOS;
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}
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}
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@ -283,14 +286,18 @@ void gsRSAprv_cipher_crt(IppsBigNumState* pY,
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cpMod_BNU(dataXq, nsX, MOD_MODULUS(pMontQ), nsQ);
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m = getDefaultMethod_RSA(bitSizeDQ);
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if (m != NULL) {
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m->privateExpFun(dataXq, dataXq, nsQ, RSA_PRV_KEY_DQ(pKey), BITS_BNU_CHUNK(bitSizeDQ), pMontQ, pBuffer);
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}
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/* compute xp = x^dP mod P */
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COPY_BNU(dataXp, dataX, nsX);
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cpMod_BNU(dataXp, nsX, MOD_MODULUS(pMontP), nsP);
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m = getDefaultMethod_RSA(bitSizeDP);
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if (m != NULL) {
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m->privateExpFun(dataXp, dataXp, nsP, RSA_PRV_KEY_DP(pKey), BITS_BNU_CHUNK(bitSizeDP), pMontP, pBuffer);
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}
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/*
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// recombination
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