int
ds_sha384_hash_is_equal(u_char * name_n,
u_char * rrdata,
size_t rrdatalen,
u_char * ds_hash,
size_t ds_hash_len)
{
u_char ds_digest[SHA384_DIGEST_LENGTH];
size_t namelen;
SHA512_CTX c;
size_t l_index;
u_char qc_name_n[NS_MAXCDNAME];
if (rrdata == NULL || ds_hash_len != SHA384_DIGEST_LENGTH)
return 0;
namelen = wire_name_length(name_n);
memcpy(qc_name_n, name_n, namelen);
l_index = 0;
lower_name(qc_name_n, &l_index);
memset(ds_digest, 0, SHA384_DIGEST_LENGTH);
SHA384_Init(&c);
SHA384_Update(&c, qc_name_n, namelen);
SHA384_Update(&c, rrdata, rrdatalen);
SHA384_Final(ds_digest, &c);
if (!memcmp(ds_digest, ds_hash, SHA384_DIGEST_LENGTH))
return 1;
return 0;
}
static int hash_ssha384(
const struct berval *scheme,
const struct berval *passwd,
struct berval *hash,
const char **text )
{
SHA384_CTX ct;
unsigned char hash384[SHA384_DIGEST_LENGTH];
char saltdata[SHA2_SALT_SIZE];
struct berval digest;
struct berval salt;
digest.bv_val = (char *) hash384;
digest.bv_len = sizeof(hash384);
salt.bv_val = saltdata;
salt.bv_len = sizeof(saltdata);
if (lutil_entropy((unsigned char *)salt.bv_val, salt.bv_len) < 0) {
return LUTIL_PASSWD_ERR;
}
SHA384_Init(&ct);
SHA384_Update(&ct, (const uint8_t*)passwd->bv_val, passwd->bv_len);
SHA384_Update(&ct, (const uint8_t*)salt.bv_val, salt.bv_len);
SHA384_Final(hash384, &ct);
return lutil_passwd_string64(scheme, &digest, hash, &salt);
}
static void crypt_all(int count)
{
SHA512_CTX ctx;
SHA384_Init( &ctx );
SHA384_Update( &ctx, ipad, PAD_SIZE );
SHA384_Update( &ctx, cursalt, strlen( (char*) cursalt) );
SHA384_Final( (unsigned char*) crypt_key, &ctx);
SHA384_Init( &ctx );
SHA384_Update( &ctx, opad, PAD_SIZE );
SHA384_Update( &ctx, crypt_key, BINARY_SIZE);
SHA384_Final( (unsigned char*) crypt_key, &ctx);
}
/**
* Add data for digest calculation. After calling <code>getDigest()</code> SHA context
* is uninitialized and this method should not be called.
*
* @param data data to add for digest calculation.
* @param length length of the data.
* @throws IOException throws exception if update failed.
* @see getDigest()
*/
void digidoc::Digest::update(const unsigned char *data, unsigned long length) throw(IOException)
{
if(data == NULL)
THROW_IOEXCEPTION("Can not update digest value from NULL pointer.");
if(!d->digest.empty())
THROW_IOEXCEPTION("Digest is already finalized, can not update it.");
int result = 1;
switch(d->method)
{
case NID_sha1:
result = SHA1_Update(&d->sha1, static_cast<const void*>(data), length);
break;
case NID_sha224:
result = SHA224_Update(&d->sha256, static_cast<const void*>(data), length);
break;
case NID_sha256:
result = SHA256_Update(&d->sha256, static_cast<const void*>(data), length);
break;
case NID_sha384:
result = SHA384_Update(&d->sha512, static_cast<const void*>(data), length);
break;
case NID_sha512:
result = SHA512_Update(&d->sha512, static_cast<const void*>(data), length);
break;
default:
break;
}
if(result != 1)
THROW_IOEXCEPTION("Failed to update %s digest value: %s", getName().c_str(), ERR_reason_error_string(ERR_get_error()));
}
static void
int_sha384_update(PX_MD *h, const uint8 *data, unsigned dlen)
{
SHA384_CTX *ctx = (SHA384_CTX *) h->p.ptr;
SHA384_Update(ctx, data, dlen);
}
static mrb_value
sha384_file(mrb_state *mrb, mrb_value self)
{
#ifdef ENABLE_FILE_DIGEST
SHA384_CTX *ctx = (SHA384_CTX*)DATA_PTR(self);
char *filename;
char block[SHA384_BLOCK_LENGTH];
size_t len;
FILE *fp;
mrb_get_args(mrb, "z", &filename);
if((fp = fopen(filename, "rb")) == NULL) {
mrb_raisef(mrb, E_RUNTIME_ERROR, "cannot open: %S", mrb_str_new_cstr(mrb, filename));
}
while((len = fread(block, 1, SHA384_BLOCK_LENGTH, fp)) > 0) {
SHA384_Update(ctx, (const u_int8_t *)block, len);
}
fclose(fp);
#else
mrb_raise(mrb, E_NOTIMP_ERROR, "Digest::SHA384#file not implemented");
#endif
return self;
}
/*! \brief Compute SHA384 checksum */
void compute_sha384(char *dst, u_int8_t *src, int src_len)
{
SHA384_CTX ctx384;
SHA384_Init(&ctx384);
SHA384_Update(&ctx384, src, src_len);
SHA384_End(&ctx384, dst);
}
static int
__archive_libc_sha384update(archive_sha384_ctx *ctx, const void *indata,
size_t insize)
{
SHA384_Update(ctx, indata, insize);
return (ARCHIVE_OK);
}
static void
hmac_sha384_update(hmac_sha384_ctx *ctx, const char *msg,
unsigned int msg_len)
{
SHA384_Update(&ctx->ctx_inside, (unsigned char *)msg, msg_len);
return;
}
uint8_t *SHA384(const uint8_t *data, size_t len, uint8_t *out) {
SHA512_CTX ctx;
SHA384_Init(&ctx);
SHA384_Update(&ctx, data, len);
SHA384_Final(out, &ctx);
OPENSSL_cleanse(&ctx, sizeof(ctx));
return out;
}
static void
sha384_add(__ops_hash_t *hash, const uint8_t *data, unsigned length)
{
if (__ops_get_debug_level(__FILE__)) {
hexdump(stderr, "sha384_add", data, length);
}
SHA384_Update(hash->data, data, length);
}
/* Compute SHA384 hash on in and store the hex string result in out.
*/
void
sha384(unsigned char *out, unsigned char *in, size_t size)
{
SHA384_CTX sha384_ctx;
SHA384_Init(&sha384_ctx);
SHA384_Update(&sha384_ctx, (const uint8_t*)in, size);
SHA384_Final(out, &sha384_ctx);
}
R_API ut8 *r_hash_do_sha384(RHash *ctx, const ut8 *input, int len) {
if (len<0) return NULL;
if (ctx->rst)
SHA384_Init (&ctx->sha384);
SHA384_Update (&ctx->sha384, input, len);
if (ctx->rst || len == 0)
SHA384_Final (ctx->digest, &ctx->sha384);
return ctx->digest;
}
/*! \brief Compute SHA384 checksum */
void compute_sha384(char *dst, u_int8_t *src, int src_len)
{
SHA384_CTX ctx384;
char buf[96];
SHA384_Init(&ctx384);
SHA384_Update(&ctx384, src, src_len);
SHA384_End(&ctx384, buf);
strncpy(dst, buf, 96);
}
void update(const char *buf, size_t bufSize)
{
switch (name_) {
case N_SHA1: SHA1_Update(&ctx_.sha1, buf, bufSize); break;
case N_SHA224: SHA224_Update(&ctx_.sha256, buf, bufSize); break;
case N_SHA256: SHA256_Update(&ctx_.sha256, buf, bufSize); break;
case N_SHA384: SHA384_Update(&ctx_.sha512, buf, bufSize); break;
case N_SHA512: SHA512_Update(&ctx_.sha512, buf, bufSize); break;
}
}
static int chk_ssha384(
const struct berval *scheme, /* Scheme of hashed reference password */
const struct berval *passwd, /* Hashed reference password to check against */
const struct berval *cred, /* user-supplied password to check */
const char **text )
{
SHA384_CTX SHAcontext;
unsigned char SHAdigest[SHA384_DIGEST_LENGTH];
int rc;
unsigned char *orig_pass = NULL;
size_t decode_len = LUTIL_BASE64_DECODE_LEN(passwd->bv_len);
/* safety check */
if (decode_len <= sizeof(SHAdigest)) {
return LUTIL_PASSWD_ERR;
}
/* base64 un-encode password */
orig_pass = (unsigned char *) ber_memalloc(decode_len + 1);
if( orig_pass == NULL ) return LUTIL_PASSWD_ERR;
rc = lutil_b64_pton(passwd->bv_val, orig_pass, decode_len);
if( rc <= (int)(sizeof(SHAdigest)) ) {
ber_memfree(orig_pass);
return LUTIL_PASSWD_ERR;
}
/* hash credentials with salt */
SHA384_Init(&SHAcontext);
SHA384_Update(&SHAcontext,
(const unsigned char *) cred->bv_val, cred->bv_len);
SHA384_Update(&SHAcontext,
(const unsigned char *) &orig_pass[sizeof(SHAdigest)],
rc - sizeof(SHAdigest));
SHA384_Final(SHAdigest, &SHAcontext);
/* compare */
rc = memcmp((char *)orig_pass, (char *)SHAdigest, sizeof(SHAdigest));
ber_memfree(orig_pass);
return rc ? LUTIL_PASSWD_ERR : LUTIL_PASSWD_OK;
}
static void
hmac_sha384_final(hmac_sha384_ctx *ctx, unsigned char *hmac)
{
unsigned char digest_inside[SHA384_DIGEST_LEN];
SHA384_Final(digest_inside, &ctx->ctx_inside);
SHA384_Update(&ctx->ctx_outside, digest_inside, SHA384_DIGEST_LEN);
SHA384_Final(hmac, &ctx->ctx_outside);
return;
}
Digest Buffer::getSHA384() const
{
unsigned char digest[48]={0};
SHA384_CTX context;
SHA384_Init(&context);
SHA384_Update(&context, (unsigned char *)m_data, m_length);
SHA384_Final(digest, &context);
return Digest(digest,48);
}
static mrb_value
sha384_update(mrb_state *mrb, mrb_value self)
{
char *str;
int len;
SHA384_CTX *ctx = (SHA384_CTX*)DATA_PTR(self);
mrb_get_args(mrb, "s", &str, &len);
SHA384_Update(ctx, (const u_int8_t *)str, len);
return self;
}
unsigned char *SHA384(const unsigned char *d, size_t n, unsigned char *md)
{
SHA512_CTX c;
static unsigned char m[SHA384_DIGEST_LENGTH];
if (md == NULL) md=m;
SHA384_Init(&c);
SHA384_Update(&c,d,n);
SHA384_Final(md,&c);
OPENSSL_cleanse(&c,sizeof(c));
return(md);
}
static void crypt_all(int count)
{
int index = 0;
#ifdef _OPENMP
#pragma omp parallel for
for (index = 0; index < count; index++)
#endif
{
SHA512_CTX ctx;
SHA384_Init( &ctx );
SHA384_Update( &ctx, ipad[index], PAD_SIZE );
SHA384_Update( &ctx, cursalt, strlen( (char*) cursalt) );
SHA384_Final( (unsigned char*) crypt_key[index], &ctx);
SHA384_Init( &ctx );
SHA384_Update( &ctx, opad[index], PAD_SIZE );
SHA384_Update( &ctx, crypt_key[index], BINARY_SIZE);
SHA384_Final( (unsigned char*) crypt_key[index], &ctx);
}
}
static int hash_update( SRP_HashAlgorithm alg, HashCTX *c, const void *data, size_t len )
{
switch (alg)
{
case SRP_SHA1 : return SHA1_Update( &c->sha, data, len );
case SRP_SHA224: return SHA224_Update( &c->sha256, data, len );
case SRP_SHA256: return SHA256_Update( &c->sha256, data, len );
case SRP_SHA384: return SHA384_Update( &c->sha512, data, len );
case SRP_SHA512: return SHA512_Update( &c->sha512, data, len );
default:
return -1;
}
}
void hash(char *string, char *result) {
unsigned char hash[SHA384_DIGEST_LENGTH];
int i = 0;
SHA384_CTX handler;
SHA384_Init(&handler);
SHA384_Update(&handler, string, strlen(string));
SHA384_Final(hash, &handler);
memset(result, '\0', strlen(result));
for (i = 0; i < SHA384_DIGEST_LENGTH; i++) {
sprintf(result, "%s%02x", result, hash[i]);
};
}
static void set_key(char *key, int index)
{
int len;
#ifdef SIMD_COEF_64
ARCH_WORD_64 *ipadp = (ARCH_WORD_64*)&ipad[GETPOS(7, index)];
ARCH_WORD_64 *opadp = (ARCH_WORD_64*)&opad[GETPOS(7, index)];
const ARCH_WORD_64 *keyp = (ARCH_WORD_64*)key;
ARCH_WORD_64 temp;
len = strlen(key);
memcpy(saved_plain[index], key, len);
saved_plain[index][len] = 0;
#if PAD_SIZE < PLAINTEXT_LENGTH
if (len > PAD_SIZE) {
unsigned char k0[BINARY_SIZE];
SHA512_CTX ctx;
int i;
SHA384_Init(&ctx);
SHA384_Update(&ctx, key, len);
SHA384_Final(k0, &ctx);
keyp = (ARCH_WORD_64*)k0;
for(i = 0; i < BINARY_SIZE / 8; i++, ipadp += SIMD_COEF_64, opadp += SIMD_COEF_64)
{
temp = JOHNSWAP64(*keyp++);
*ipadp ^= temp;
*opadp ^= temp;
}
}
else
#endif
while(((temp = JOHNSWAP64(*keyp++)) & 0xff00000000000000)) {
if (!(temp & 0x00ff000000000000) || !(temp & 0x0000ff0000000000))
{
((unsigned short*)ipadp)[3] ^=
(unsigned short)(temp >> 48);
((unsigned short*)opadp)[3] ^=
(unsigned short)(temp >> 48);
break;
}
if (!(temp & 0x00ff00000000) || !(temp & 0x0000ff000000))
{
((ARCH_WORD_32*)ipadp)[1] ^=
(ARCH_WORD_32)(temp >> 32);
((ARCH_WORD_32*)opadp)[1] ^=
(ARCH_WORD_32)(temp >> 32);
break;
}
void bdoc::SHA384Digest::update(const unsigned char* data, unsigned long length)
{
if (data == NULL) {
THROW_STACK_EXCEPTION("Can not update digest value from NULL pointer.");
}
if (!digest.empty()) {
THROW_STACK_EXCEPTION("Digest is already finalized, can not update it.");
}
if (SHA384_Update(&ctx, static_cast<const void*>(data), length) != 1) {
THROW_STACK_EXCEPTION("Failed to update SHA384 digest value: %s", ERR_reason_error_string(ERR_get_error()));
}
}
ikptr
ikrt_openssl_sha384_update (ikptr s_ctx, ikptr s_input, ikptr s_input_len, ikpcb * pcb)
{
#ifdef HAVE_SHA384_UPDATE
SHA384_CTX * ctx = IK_SHA384_CTX(s_ctx);
const void * in = IK_GENERALISED_C_STRING(s_input);
size_t in_len = ik_generalised_c_buffer_len(s_input, s_input_len);
int rv;
rv = SHA384_Update(ctx, in, (unsigned long)in_len);
return IK_BOOLEAN_FROM_INT(rv);
#else
feature_failure(__func__);
#endif
}
/* Begin SHA384 HMAC functions
*/
static void
hmac_sha384_init(hmac_sha384_ctx *ctx, const char *key, const int key_len)
{
unsigned char final_key[MAX_DIGEST_BLOCK_LEN] = {0};
int final_len = key_len;
if(key_len > MAX_DIGEST_BLOCK_LEN)
final_len = MAX_DIGEST_BLOCK_LEN;
/* When we eventually support arbitrary key sizes, take the digest
* of the key with: sha384(final_key, init_key, final_len);
*/
memcpy(final_key, key, final_len);
pad_init(ctx->block_inner_pad, ctx->block_outer_pad, final_key, final_len);
SHA384_Init(&ctx->ctx_inside);
SHA384_Update(&ctx->ctx_inside, ctx->block_inner_pad, SHA384_BLOCK_LEN);
SHA384_Init(&ctx->ctx_outside);
SHA384_Update(&ctx->ctx_outside, ctx->block_outer_pad, SHA384_BLOCK_LEN);
return;
}
static mrb_value
sha384_initialize(mrb_state *mrb, mrb_value self)
{
char *str;
int len;
SHA384_CTX *ctx = (SHA384_CTX*)mrb_malloc(mrb, sizeof(SHA384_CTX));
SHA384_Init(ctx);
DATA_TYPE(self) = &sha384_type;
DATA_PTR(self) = ctx;
if (mrb_get_args(mrb, "|s", &str, &len) == 1) {
SHA384_Update(ctx, (const u_int8_t *)str, len);
}
return self;
}
static int hash_sha384(
const struct berval *scheme,
const struct berval *passwd,
struct berval *hash,
const char **text )
{
SHA384_CTX ct;
unsigned char hash384[SHA384_DIGEST_LENGTH];
struct berval digest;
digest.bv_val = (char *) hash384;
digest.bv_len = sizeof(hash384);
SHA384_Init(&ct);
SHA384_Update(&ct, (const uint8_t*)passwd->bv_val, passwd->bv_len);
SHA384_Final(hash384, &ct);
return lutil_passwd_string64(scheme, &digest, hash, NULL);
}
core::data sha2::digest384(core::data const& da)
{
core::data tmp = da.shadow();
SHA512_CTX ctx;
SHA384_Init(&ctx);
while (tmp.length())
{
SHA384_Update(&ctx, tmp.bytes(), tmp.limit(SHA384_DIGEST_LENGTH));
tmp.offset(tmp.limit(SHA384_DIGEST_LENGTH));
}
core::data ret(SHA384_DIGEST_LENGTH);
SHA384_Final((byte*)ret.bytes(), &ctx);
return ret;
}
