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Lazy-initialize digest in cryptocb mode

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This commit is contained in:
Mattia Moffa
2026-05-20 22:31:33 +02:00
parent c9a534a63e
commit 03e695a9c6
1 changed files with 13 additions and 3 deletions
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wolfcrypt/src/port/maxim/max3266x.c
+13 -3
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@@ -152,12 +152,19 @@ static int wc_MXC_TPU_SHA_Init(unsigned int* digest, int stateWords,
static int wc_MxcShaCbDispatch(
unsigned int* digest, unsigned int* buffer,
unsigned int* buffLen, unsigned int* loLen,
unsigned int* hiLen, int stateWords,
unsigned int* hiLen, void** devCtx, int stateWords,
unsigned int blockSz, unsigned int digestSz,
MXC_TPU_HASH_TYPE algo,
const unsigned char* in, unsigned int inSz,
unsigned char* outDigest)
{
if (*devCtx == NULL) {
int initRet = wc_MXC_TPU_SHA_Init(digest, stateWords, algo);
if (initRet != 0)
return initRet;
*devCtx = (void*)1;
}
if (in != NULL && outDigest == NULL) {
MAX3266X_MSG("Update CB");
return wc_MXC_TPU_SHA_Update(digest, buffer, buffLen, loLen, hiLen,
@@ -200,8 +207,8 @@ static int wc_MxcShaCbDispatch512(wc_Sha512* ctx, int stateWords,
ret = wc_MxcShaCbDispatch((unsigned int*)ctx->digest,
(unsigned int*)ctx->buffer,
&ctx->buffLen, &loLen, &hiLen,
stateWords, blockSz, digestSz, algo,
in, inSz, digest);
&ctx->devCtx, stateWords, blockSz, digestSz,
algo, in, inSz, digest);
ctx->loLen = (word64)loLen | ((word64)hiLen << 32);
return ret;
@@ -217,6 +224,7 @@ int wc_MxcShaCryptoCb(wc_CryptoInfo* info)
info->hash.sha1->buffer,
&info->hash.sha1->buffLen,
&info->hash.sha1->loLen, &info->hash.sha1->hiLen,
&info->hash.sha1->devCtx,
MXC_SHA1_STATE_WORDS, WC_SHA_BLOCK_SIZE,
WC_SHA_DIGEST_SIZE, MXC_TPU_HASH_SHA1,
info->hash.in, info->hash.inSz, info->hash.digest);
@@ -228,6 +236,7 @@ int wc_MxcShaCryptoCb(wc_CryptoInfo* info)
info->hash.sha224->buffer,
&info->hash.sha224->buffLen,
&info->hash.sha224->loLen, &info->hash.sha224->hiLen,
&info->hash.sha224->devCtx,
MXC_SHA224_STATE_WORDS, WC_SHA224_BLOCK_SIZE,
WC_SHA224_DIGEST_SIZE, MXC_TPU_HASH_SHA224,
info->hash.in, info->hash.inSz, info->hash.digest);
@@ -239,6 +248,7 @@ int wc_MxcShaCryptoCb(wc_CryptoInfo* info)
info->hash.sha256->buffer,
&info->hash.sha256->buffLen,
&info->hash.sha256->loLen, &info->hash.sha256->hiLen,
&info->hash.sha256->devCtx,
MXC_SHA256_STATE_WORDS, WC_SHA256_BLOCK_SIZE,
WC_SHA256_DIGEST_SIZE, MXC_TPU_HASH_SHA256,
info->hash.in, info->hash.inSz, info->hash.digest);