/* functions
*/
u2_weak // produce
j2_mbc(Pt5, shax)(u2_wire wir_r,
u2_atom a) // retain
{
c3_w met_w = u2_met(3, a);
c3_y* fat_y = malloc(met_w + 1);
u2_bytes(0, met_w, fat_y, a);
{
c3_y dig_y[32];
#if defined(U2_OS_linux)
SHA256_CTX ctx_h;
SHA256_Init(&ctx_h);
SHA256_Update(&ctx_h, fat_y, met_w);
SHA256_Final(dig_y, &ctx_h);
#elif defined(U2_OS_osx)
CC_SHA256_CTX ctx_h;
CC_SHA256_Init(&ctx_h);
CC_SHA256_Update(&ctx_h, fat_y, met_w);
CC_SHA256_Final(dig_y, &ctx_h);
#endif
return u2_rl_bytes(wir_r, 32, dig_y);
}
}
u3_noun
u3qe_shay(u3_atom a,
u3_atom b)
{
c3_assert(_(u3a_is_cat(a)));
c3_y* fat_y = u3a_malloc(a + 1);
u3r_bytes(0, a, fat_y, b);
{
c3_y dig_y[32];
#if defined(U3_OS_osx)
CC_SHA256_CTX ctx_h;
CC_SHA256_Init(&ctx_h);
CC_SHA256_Update(&ctx_h, fat_y, a);
CC_SHA256_Final(dig_y, &ctx_h);
#else
SHA256_CTX ctx_h;
SHA256_Init(&ctx_h);
SHA256_Update(&ctx_h, fat_y, a);
SHA256_Final(dig_y, &ctx_h);
#endif
u3a_free(fat_y);
return u3i_bytes(32, dig_y);
}
}
static int
__archive_libsystem_sha256update(archive_sha256_ctx *ctx, const void *indata,
size_t insize)
{
CC_SHA256_Update(ctx, indata, insize);
return (ARCHIVE_OK);
}
extern "C" int32_t AppleCryptoNative_DigestUpdate(DigestCtx* ctx, uint8_t* pBuf, int32_t cbBuf)
{
if (cbBuf == 0)
return 1;
if (ctx == nullptr || pBuf == nullptr)
return -1;
CC_LONG bufSize = static_cast<CC_LONG>(cbBuf);
switch (ctx->algorithm)
{
case PAL_MD5:
return CC_MD5_Update(&ctx->d.md5, pBuf, bufSize);
case PAL_SHA1:
return CC_SHA1_Update(&ctx->d.sha1, pBuf, bufSize);
case PAL_SHA256:
return CC_SHA256_Update(&ctx->d.sha256, pBuf, bufSize);
case PAL_SHA384:
return CC_SHA384_Update(&ctx->d.sha384, pBuf, bufSize);
case PAL_SHA512:
return CC_SHA512_Update(&ctx->d.sha512, pBuf, bufSize);
default:
return -1;
}
}
// u3_noun
// u3qe_shax(
// u3_atom a)
// {
// c3_w met_w = u3r_met(3, a);
// return u3qe_shay(met_w, a);
// }
// XX preformance
u3_noun
u3qe_shax(u3_atom a)
{
c3_w met_w = u3r_met(3, a);
c3_y* fat_y = u3a_malloc(met_w + 1);
u3r_bytes(0, met_w, fat_y, a);
{
c3_y dig_y[32];
#if defined(U3_OS_osx)
CC_SHA256_CTX ctx_h;
CC_SHA256_Init(&ctx_h);
CC_SHA256_Update(&ctx_h, fat_y, met_w);
CC_SHA256_Final(dig_y, &ctx_h);
#else
SHA256_CTX ctx_h;
SHA256_Init(&ctx_h);
SHA256_Update(&ctx_h, fat_y, met_w);
SHA256_Final(dig_y, &ctx_h);
#endif
u3a_free(fat_y);
return u3i_bytes(32, dig_y);
}
}
static NTSTATUS hash_update( struct hash *hash, UCHAR *input, ULONG size )
{
switch (hash->alg_id)
{
case ALG_ID_SHA1:
CC_SHA1_Update( &hash->u.sha1_ctx, input, size );
break;
case ALG_ID_SHA256:
CC_SHA256_Update( &hash->u.sha256_ctx, input, size );
break;
case ALG_ID_SHA384:
CC_SHA384_Update( &hash->u.sha512_ctx, input, size );
break;
case ALG_ID_SHA512:
CC_SHA512_Update( &hash->u.sha512_ctx, input, size );
break;
default:
ERR( "unhandled id %u\n", hash->alg_id );
return STATUS_NOT_IMPLEMENTED;
}
return STATUS_SUCCESS;
}
HashResult Sha256CommonCryptoImpl::Calculate(Aws::IStream& stream)
{
CC_SHA256_CTX sha256;
CC_SHA256_Init(&sha256);
auto currentPos = stream.tellg();
stream.seekg(0, stream.beg);
char streamBuffer[Aws::Utils::Crypto::Hash::INTERNAL_HASH_STREAM_BUFFER_SIZE];
while(stream.good())
{
stream.read(streamBuffer, Aws::Utils::Crypto::Hash::INTERNAL_HASH_STREAM_BUFFER_SIZE);
auto bytesRead = stream.gcount();
if(bytesRead > 0)
{
CC_SHA256_Update(&sha256, streamBuffer, static_cast<CC_LONG>(bytesRead));
}
}
stream.clear();
stream.seekg(currentPos, stream.beg);
ByteBuffer hash(CC_SHA256_DIGEST_LENGTH);
CC_SHA256_Final(hash.GetUnderlyingData(), &sha256);
return HashResult(std::move(hash));
}
void Download::UpdateWithData (CFDataRef data)
{
// figure out how much data to hash
CFIndex dataLength = CFDataGetLength (data);
const UInt8* finger = CFDataGetBytePtr (data);
while (dataLength > 0)
{
// figure out how many bytes are left to hash
size_t bytesLeftToHash = mSectorSize - mBytesInCurrentDigest;
size_t bytesToHash = MinSizeT (bytesLeftToHash, dataLength);
// hash the data
CC_SHA256_Update (&mSHA256Context, finger, bytesToHash);
// update the pointers
mBytesInCurrentDigest += bytesToHash;
bytesLeftToHash -= bytesToHash;
finger += bytesToHash;
dataLength -= bytesToHash;
if (bytesLeftToHash == 0) // is our digest "full"?
{
FinalizeDigestAndCompare ();
}
}
}
static OSStatus HashSHA256Update(SSLBuffer *digestCtx, const SSLBuffer *data)
{
/* 64 bits cast: safe, SSL records are always smaller than 2^32 bytes */
assert(digestCtx->length >= sizeof(CC_SHA256_CTX));
CC_SHA256_CTX *ctx = (CC_SHA256_CTX *)digestCtx->data;
CC_SHA256_Update(ctx, data->data, (CC_LONG)data->length);
return noErr;
}
void ocspdSHA256(
const void *data,
CC_LONG len,
unsigned char *md) // allocd by caller, CC_SHA256_DIGEST_LENGTH bytes
{
CC_SHA256_CTX ctx;
CC_SHA256_Init(&ctx);
CC_SHA256_Update(&ctx, data, len);
CC_SHA256_Final(md, &ctx);
}
void Crypto::DigestUpdate(Digest x, const StringPiece &in) {
auto d = FromVoid<CCDigest*>(x);
switch(d->algo) {
case CCDigestAlgo::MD5: CC_MD5_Update (static_cast<CC_MD5_CTX*> (d->v), in.data(), in.size()); break;
case CCDigestAlgo::SHA1: CC_SHA1_Update (static_cast<CC_SHA1_CTX*> (d->v), in.data(), in.size()); break;
case CCDigestAlgo::SHA256: CC_SHA256_Update(static_cast<CC_SHA256_CTX*>(d->v), in.data(), in.size()); break;
case CCDigestAlgo::SHA384: CC_SHA384_Update(static_cast<CC_SHA512_CTX*>(d->v), in.data(), in.size()); break;
case CCDigestAlgo::SHA512: CC_SHA512_Update(static_cast<CC_SHA512_CTX*>(d->v), in.data(), in.size()); break;
default: break;
}
}
const static void signatura_hash(const char *input, char *result)
{
unsigned char hash[CC_SHA256_DIGEST_LENGTH];
CC_SHA256_CTX context;
int i;
CC_SHA256_Init(&context);
CC_SHA256_Update(&context, input, strlen(input));
CC_SHA256_Final(hash, &context);
for(i = 1; i < CC_SHA256_DIGEST_LENGTH; i++)
{
sprintf(result + (i * 2), "%02x", hash[i]);
}
result[64] = 0;
}
static void
lib_md_update(mrb_state *mrb, struct mrb_md *md, unsigned char *data, mrb_int len)
{
if (sizeof(len) > sizeof(CC_LONG)) {
if (len != (CC_LONG)len) {
mrb_raise(mrb, E_ARGUMENT_ERROR, "too long string (not supported yet)");
}
}
switch (md->type) {
case MD_TYPE_MD5: CC_MD5_Update(md->ctx, data, len); break;
case MD_TYPE_SHA1: CC_SHA1_Update(md->ctx, data, len); break;
case MD_TYPE_SHA256: CC_SHA256_Update(md->ctx, data, len); break;
case MD_TYPE_SHA384: CC_SHA384_Update(md->ctx, data, len); break;
case MD_TYPE_SHA512: CC_SHA512_Update(md->ctx, data, len); break;
default: break;
}
}
int32_t mz_crypt_sha_update(void *handle, const void *buf, int32_t size)
{
mz_crypt_sha *sha = (mz_crypt_sha *)handle;
if (sha == NULL || buf == NULL || !sha->initialized)
return MZ_PARAM_ERROR;
if (sha->algorithm == MZ_HASH_SHA1)
sha->error = CC_SHA1_Update(&sha->ctx1, buf, size);
else
sha->error = CC_SHA256_Update(&sha->ctx256, buf, size);
if (!sha->error)
return MZ_HASH_ERROR;
return size;
}
void CryptoDigest::addBytes(const void* input, size_t length)
{
switch (m_context->algorithm) {
case CryptoDigest::Algorithm::SHA_1:
CC_SHA1_Update(toSHA1Context(m_context.get()), input, length);
return;
case CryptoDigest::Algorithm::SHA_224:
CC_SHA224_Update(toSHA224Context(m_context.get()), input, length);
return;
case CryptoDigest::Algorithm::SHA_256:
CC_SHA256_Update(toSHA256Context(m_context.get()), input, length);
return;
case CryptoDigest::Algorithm::SHA_384:
CC_SHA384_Update(toSHA384Context(m_context.get()), input, length);
return;
case CryptoDigest::Algorithm::SHA_512:
CC_SHA512_Update(toSHA512Context(m_context.get()), input, length);
return;
}
}
static void _wi_sha2_ctx_update(_wi_sha2_ctx_t *ctx, const void *data, unsigned long length) {
#ifdef WI_SHA2_OPENSSL
switch(ctx->bits) {
case WI_SHA2_224:
SHA224_Update(&ctx->openssl_256_ctx, data, length);
break;
case WI_SHA2_256:
SHA256_Update(&ctx->openssl_256_ctx, data, length);
break;
case WI_SHA2_384:
SHA384_Update(&ctx->openssl_512_ctx, data, length);
break;
case WI_SHA2_512:
SHA512_Update(&ctx->openssl_512_ctx, data, length);
break;
}
#endif
#ifdef WI_SHA2_COMMONCRYPTO
switch(ctx->bits) {
case WI_SHA2_224:
CC_SHA224_Update(&ctx->commondigest_256_ctx, data, length);
break;
case WI_SHA2_256:
CC_SHA256_Update(&ctx->commondigest_256_ctx, data, length);
break;
case WI_SHA2_384:
CC_SHA384_Update(&ctx->commondigest_512_ctx, data, length);
break;
case WI_SHA2_512:
CC_SHA512_Update(&ctx->commondigest_512_ctx, data, length);
break;
}
#endif
}
void CryptoDigest::addBytes(const void* input, size_t length)
{
switch (m_context->algorithm) {
case CryptoAlgorithmIdentifier::SHA_1:
CC_SHA1_Update(toSHA1Context(m_context.get()), input, length);
return;
case CryptoAlgorithmIdentifier::SHA_224:
CC_SHA224_Update(toSHA224Context(m_context.get()), input, length);
return;
case CryptoAlgorithmIdentifier::SHA_256:
CC_SHA256_Update(toSHA256Context(m_context.get()), input, length);
return;
case CryptoAlgorithmIdentifier::SHA_384:
CC_SHA384_Update(toSHA384Context(m_context.get()), input, length);
return;
case CryptoAlgorithmIdentifier::SHA_512:
CC_SHA512_Update(toSHA512Context(m_context.get()), input, length);
return;
default:
ASSERT_NOT_REACHED();
}
}
int sCCHashUpdateSHA256(void *ctx, const unsigned char *in, unsigned long inlen)
{
CC_SHA256_Update(ctx, in, (CC_LONG)inlen);
return CRYPT_OK;
}
ssize_t /* O - Size of hash or -1 on error */
cupsHashData(const char *algorithm, /* I - Algorithm name */
const void *data, /* I - Data to hash */
size_t datalen, /* I - Length of data to hash */
unsigned char *hash, /* I - Hash buffer */
size_t hashsize) /* I - Size of hash buffer */
{
if (!algorithm || !data || datalen == 0 || !hash || hashsize == 0)
{
_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad arguments to function"), 1);
return (-1);
}
#ifdef __APPLE__
if (!strcmp(algorithm, "sha"))
{
/*
* SHA-1...
*/
CC_SHA1_CTX ctx; /* SHA-1 context */
if (hashsize < CC_SHA1_DIGEST_LENGTH)
goto too_small;
CC_SHA1_Init(&ctx);
CC_SHA1_Update(&ctx, data, (CC_LONG)datalen);
CC_SHA1_Final(hash, &ctx);
return (CC_SHA1_DIGEST_LENGTH);
}
else if (!strcmp(algorithm, "sha2-224"))
{
CC_SHA256_CTX ctx; /* SHA-224 context */
if (hashsize < CC_SHA224_DIGEST_LENGTH)
goto too_small;
CC_SHA224_Init(&ctx);
CC_SHA224_Update(&ctx, data, (CC_LONG)datalen);
CC_SHA224_Final(hash, &ctx);
return (CC_SHA224_DIGEST_LENGTH);
}
else if (!strcmp(algorithm, "sha2-256"))
{
CC_SHA256_CTX ctx; /* SHA-256 context */
if (hashsize < CC_SHA256_DIGEST_LENGTH)
goto too_small;
CC_SHA256_Init(&ctx);
CC_SHA256_Update(&ctx, data, (CC_LONG)datalen);
CC_SHA256_Final(hash, &ctx);
return (CC_SHA256_DIGEST_LENGTH);
}
else if (!strcmp(algorithm, "sha2-384"))
{
CC_SHA512_CTX ctx; /* SHA-384 context */
if (hashsize < CC_SHA384_DIGEST_LENGTH)
goto too_small;
CC_SHA384_Init(&ctx);
CC_SHA384_Update(&ctx, data, (CC_LONG)datalen);
CC_SHA384_Final(hash, &ctx);
return (CC_SHA384_DIGEST_LENGTH);
}
else if (!strcmp(algorithm, "sha2-512"))
{
CC_SHA512_CTX ctx; /* SHA-512 context */
if (hashsize < CC_SHA512_DIGEST_LENGTH)
goto too_small;
CC_SHA512_Init(&ctx);
CC_SHA512_Update(&ctx, data, (CC_LONG)datalen);
CC_SHA512_Final(hash, &ctx);
return (CC_SHA512_DIGEST_LENGTH);
}
else if (!strcmp(algorithm, "sha2-512_224"))
{
CC_SHA512_CTX ctx; /* SHA-512 context */
unsigned char temp[CC_SHA512_DIGEST_LENGTH];
/* SHA-512 hash */
/*
* SHA2-512 truncated to 224 bits (28 bytes)...
*/
if (hashsize < CC_SHA224_DIGEST_LENGTH)
goto too_small;
CC_SHA512_Init(&ctx);
CC_SHA512_Update(&ctx, data, (CC_LONG)datalen);
CC_SHA512_Final(temp, &ctx);
memcpy(hash, temp, CC_SHA224_DIGEST_LENGTH);
return (CC_SHA224_DIGEST_LENGTH);
}
else if (!strcmp(algorithm, "sha2-512_256"))
{
CC_SHA512_CTX ctx; /* SHA-512 context */
unsigned char temp[CC_SHA512_DIGEST_LENGTH];
/* SHA-512 hash */
/*
* SHA2-512 truncated to 256 bits (32 bytes)...
*/
if (hashsize < CC_SHA256_DIGEST_LENGTH)
goto too_small;
CC_SHA512_Init(&ctx);
CC_SHA512_Update(&ctx, data, (CC_LONG)datalen);
CC_SHA512_Final(temp, &ctx);
memcpy(hash, temp, CC_SHA256_DIGEST_LENGTH);
return (CC_SHA256_DIGEST_LENGTH);
}
#elif defined(HAVE_GNUTLS)
gnutls_digest_algorithm_t alg = GNUTLS_DIG_UNKNOWN;
/* Algorithm */
unsigned char temp[64]; /* Temporary hash buffer */
size_t tempsize = 0; /* Truncate to this size? */
if (!strcmp(algorithm, "sha"))
alg = GNUTLS_DIG_SHA1;
else if (!strcmp(algorithm, "sha2-224"))
alg = GNUTLS_DIG_SHA224;
else if (!strcmp(algorithm, "sha2-256"))
alg = GNUTLS_DIG_SHA256;
else if (!strcmp(algorithm, "sha2-384"))
alg = GNUTLS_DIG_SHA384;
else if (!strcmp(algorithm, "sha2-512"))
alg = GNUTLS_DIG_SHA512;
else if (!strcmp(algorithm, "sha2-512_224"))
{
alg = GNUTLS_DIG_SHA512;
tempsize = 28;
}
else if (!strcmp(algorithm, "sha2-512_256"))
{
alg = GNUTLS_DIG_SHA512;
tempsize = 32;
}
if (alg != GNUTLS_DIG_UNKNOWN)
{
if (tempsize > 0)
{
/*
* Truncate result to tempsize bytes...
*/
if (hashsize < tempsize)
goto too_small;
gnutls_hash_fast(alg, data, datalen, temp);
memcpy(hash, temp, tempsize);
return ((ssize_t)tempsize);
}
if (hashsize < gnutls_hash_get_len(alg))
goto too_small;
gnutls_hash_fast(alg, data, datalen, hash);
return (gnutls_hash_get_len(alg));
}
#else
/*
* No hash support without CommonCrypto or GNU TLS...
*/
if (hashsize < 64)
goto too_small;
#endif /* __APPLE__ */
/*
* Unknown hash algorithm...
*/
_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Unknown hash algorithm."), 1);
return (-1);
/*
* We get here if the buffer is too small.
*/
too_small:
_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Hash buffer too small."), 1);
return (-1);
}
void SHA256Object::digestUpdate(
const void *data,
size_t len)
{
CC_SHA256_Update(&mCtx, (const unsigned char *)data, (CC_LONG)len);
}
void SHA256Digest::Update(const void* buffer, size_t length)
{
CC_SHA256_Update(&mContext, buffer, (CC_LONG)length);
}
