本文整理汇总了C++中EVP_MD_CTX_new函数的典型用法代码示例。如果您正苦于以下问题：C++ EVP_MD_CTX_new函数的具体用法？C++ EVP_MD_CTX_new怎么用？C++ EVP_MD_CTX_new使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了EVP_MD_CTX_new函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: ssl3_generate_key_block
static int ssl3_generate_key_block(SSL *s, unsigned char *km, int num)
{
EVP_MD_CTX *m5;
EVP_MD_CTX *s1;
unsigned char buf[16], smd[SHA_DIGEST_LENGTH];
unsigned char c = 'A';
unsigned int i, j, k;
int ret = 0;
#ifdef CHARSET_EBCDIC
c = os_toascii[c]; /* 'A' in ASCII */
#endif
k = 0;
m5 = EVP_MD_CTX_new();
s1 = EVP_MD_CTX_new();
if (m5 == NULL || s1 == NULL) {
SSLerr(SSL_F_SSL3_GENERATE_KEY_BLOCK, ERR_R_MALLOC_FAILURE);
goto err;
}
EVP_MD_CTX_set_flags(m5, EVP_MD_CTX_FLAG_NON_FIPS_ALLOW);
for (i = 0; (int)i < num; i += MD5_DIGEST_LENGTH) {
k++;
if (k > sizeof buf) {
/* bug: 'buf' is too small for this ciphersuite */
SSLerr(SSL_F_SSL3_GENERATE_KEY_BLOCK, ERR_R_INTERNAL_ERROR);
return 0;
}
for (j = 0; j < k; j++)
buf[j] = c;
c++;
EVP_DigestInit_ex(s1, EVP_sha1(), NULL);
EVP_DigestUpdate(s1, buf, k);
EVP_DigestUpdate(s1, s->session->master_key,
s->session->master_key_length);
EVP_DigestUpdate(s1, s->s3->server_random, SSL3_RANDOM_SIZE);
EVP_DigestUpdate(s1, s->s3->client_random, SSL3_RANDOM_SIZE);
EVP_DigestFinal_ex(s1, smd, NULL);
EVP_DigestInit_ex(m5, EVP_md5(), NULL);
EVP_DigestUpdate(m5, s->session->master_key,
s->session->master_key_length);
EVP_DigestUpdate(m5, smd, SHA_DIGEST_LENGTH);
if ((int)(i + MD5_DIGEST_LENGTH) > num) {
EVP_DigestFinal_ex(m5, smd, NULL);
memcpy(km, smd, (num - i));
} else
EVP_DigestFinal_ex(m5, km, NULL);
km += MD5_DIGEST_LENGTH;
}
OPENSSL_cleanse(smd, sizeof(smd));
ret = 1;
err:
EVP_MD_CTX_free(m5);
EVP_MD_CTX_free(s1);
return ret;
}
开发者ID:DeqiangSun，项目名称:openssl，代码行数:58，代码来源:s3_enc.c
示例2: test_EVP_DigestSignInit
static int test_EVP_DigestSignInit(void)
{
int ret = 0;
EVP_PKEY *pkey = NULL;
unsigned char *sig = NULL;
size_t sig_len = 0;
EVP_MD_CTX *md_ctx, *md_ctx_verify;
md_ctx = EVP_MD_CTX_new();
md_ctx_verify = EVP_MD_CTX_new();
if (md_ctx == NULL || md_ctx_verify == NULL)
goto out;
pkey = load_example_rsa_key();
if (pkey == NULL ||
!EVP_DigestSignInit(md_ctx, NULL, EVP_sha256(), NULL, pkey) ||
!EVP_DigestSignUpdate(md_ctx, kMsg, sizeof(kMsg))) {
goto out;
}
/* Determine the size of the signature. */
if (!EVP_DigestSignFinal(md_ctx, NULL, &sig_len)) {
goto out;
}
/* Sanity check for testing. */
if (sig_len != (size_t)EVP_PKEY_size(pkey)) {
fprintf(stderr, "sig_len mismatch\n");
goto out;
}
sig = OPENSSL_malloc(sig_len);
if (sig == NULL || !EVP_DigestSignFinal(md_ctx, sig, &sig_len)) {
goto out;
}
/* Ensure that the signature round-trips. */
if (!EVP_DigestVerifyInit(md_ctx_verify, NULL, EVP_sha256(), NULL, pkey)
|| !EVP_DigestVerifyUpdate(md_ctx_verify, kMsg, sizeof(kMsg))
|| !EVP_DigestVerifyFinal(md_ctx_verify, sig, sig_len)) {
goto out;
}
ret = 1;
out:
if (!ret) {
ERR_print_errors_fp(stderr);
}
EVP_MD_CTX_free(md_ctx);
EVP_MD_CTX_free(md_ctx_verify);
EVP_PKEY_free(pkey);
OPENSSL_free(sig);
return ret;
}
开发者ID:erbridge，项目名称:openssl，代码行数:55，代码来源:evp_extra_test.c
示例3: EVP_digest
static PyObject *
EVP_digest(EVPobject *self, PyObject *unused)
{
unsigned char digest[EVP_MAX_MD_SIZE];
EVP_MD_CTX *temp_ctx;
PyObject *retval;
unsigned int digest_size;
temp_ctx = EVP_MD_CTX_new();
if (temp_ctx == NULL) {
PyErr_NoMemory();
return NULL;
}
if (!locked_EVP_MD_CTX_copy(temp_ctx, self)) {
return _setException(PyExc_ValueError);
}
digest_size = EVP_MD_CTX_size(temp_ctx);
if (!EVP_DigestFinal(temp_ctx, digest, NULL)) {
_setException(PyExc_ValueError);
return NULL;
}
retval = PyBytes_FromStringAndSize((const char *)digest, digest_size);
EVP_MD_CTX_free(temp_ctx);
return retval;
}
开发者ID:M31MOTH，项目名称:cpython，代码行数:27，代码来源:_hashopenssl.c
示例4: hmac_ctx_alloc_mds
static int hmac_ctx_alloc_mds(HMAC_CTX *ctx)
{
if (ctx->i_ctx == NULL)
ctx->i_ctx = EVP_MD_CTX_new();
if (ctx->i_ctx == NULL)
return 0;
if (ctx->o_ctx == NULL)
ctx->o_ctx = EVP_MD_CTX_new();
if (ctx->o_ctx == NULL)
return 0;
if (ctx->md_ctx == NULL)
ctx->md_ctx = EVP_MD_CTX_new();
if (ctx->md_ctx == NULL)
return 0;
return 1;
}
开发者ID:Ana06，项目名称:openssl，代码行数:16，代码来源:hmac.c
示例5: EVP_DigestVerifyFinal
int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sig,
size_t siglen)
{
unsigned char md[EVP_MAX_MD_SIZE];
int r = 0;
unsigned int mdlen = 0;
int vctx = 0;
if (ctx->pctx->pmeth->verifyctx)
vctx = 1;
else
vctx = 0;
if (ctx->flags & EVP_MD_CTX_FLAG_FINALISE) {
if (vctx) {
r = ctx->pctx->pmeth->verifyctx(ctx->pctx, sig, siglen, ctx);
} else
r = EVP_DigestFinal_ex(ctx, md, &mdlen);
} else {
EVP_MD_CTX *tmp_ctx = EVP_MD_CTX_new();
if (tmp_ctx == NULL || !EVP_MD_CTX_copy_ex(tmp_ctx, ctx))
return -1;
if (vctx) {
r = tmp_ctx->pctx->pmeth->verifyctx(tmp_ctx->pctx,
sig, siglen, tmp_ctx);
} else
r = EVP_DigestFinal_ex(tmp_ctx, md, &mdlen);
EVP_MD_CTX_free(tmp_ctx);
}
if (vctx || !r)
return r;
return EVP_PKEY_verify(ctx->pctx, sig, siglen, md, mdlen);
}
开发者ID:AndreV84，项目名称:openssl，代码行数:32，代码来源:m_sigver.c
示例6: test_EVP_DigestVerifyInit
static int test_EVP_DigestVerifyInit(void)
{
int ret = 0;
EVP_PKEY *pkey = NULL;
EVP_MD_CTX *md_ctx;
md_ctx = EVP_MD_CTX_new();
pkey = load_example_rsa_key();
if (pkey == NULL ||
!EVP_DigestVerifyInit(md_ctx, NULL, EVP_sha256(), NULL, pkey) ||
!EVP_DigestVerifyUpdate(md_ctx, kMsg, sizeof(kMsg)) ||
!EVP_DigestVerifyFinal(md_ctx, kSignature, sizeof(kSignature))) {
goto out;
}
ret = 1;
out:
if (!ret) {
ERR_print_errors_fp(stderr);
}
EVP_MD_CTX_free(md_ctx);
EVP_PKEY_free(pkey);
return ret;
}
开发者ID:erbridge，项目名称:openssl，代码行数:27，代码来源:evp_extra_test.c
示例7: _md_ctx_create
static int
_md_ctx_create (md_ctx *x)
{
assert (x != NULL);
#if HAVE_EVP_MD_CTX_NEW
/* OpenSSL >= 1.1.0 */
x->ctx = EVP_MD_CTX_new (); /* alloc & init */
#elif HAVE_EVP_MD_CTX_CREATE
/* OpenSSL >= 0.9.7, < 1.1.0 */
x->ctx = EVP_MD_CTX_create (); /* alloc & init */
#else /* !HAVE_EVP_MD_CTX_CREATE */
x->ctx = OPENSSL_malloc (sizeof (EVP_MD_CTX)); /* allocate */
#if HAVE_EVP_MD_CTX_INIT
/* OpenSSL >= 0.9.7, < 1.1.0 */
if (x->ctx != NULL ) {
EVP_MD_CTX_init (x->ctx); /* initialize */
}
#endif /* HAVE_EVP_MD_CTX_INIT */
#endif /* !HAVE_EVP_MD_CTX_CREATE */
if (x->ctx == NULL) {
return (-1);
}
return (0);
}
开发者ID:dun，项目名称:munge，代码行数:25，代码来源:md.c
示例8: tls13_final_finish_mac
/*
* Generates the mac for the Finished message. Returns the length of the MAC or
* 0 on error.
*/
size_t tls13_final_finish_mac(SSL *s, const char *str, size_t slen,
unsigned char *out)
{
const EVP_MD *md = ssl_handshake_md(s);
unsigned char hash[EVP_MAX_MD_SIZE];
size_t hashlen, ret = 0;
EVP_PKEY *key = NULL;
EVP_MD_CTX *ctx = EVP_MD_CTX_new();
if (!ssl_handshake_hash(s, hash, sizeof(hash), &hashlen))
goto err;
if (str == s->method->ssl3_enc->server_finished_label)
key = EVP_PKEY_new_mac_key(EVP_PKEY_HMAC, NULL,
s->server_finished_secret, hashlen);
else
key = EVP_PKEY_new_mac_key(EVP_PKEY_HMAC, NULL,
s->client_finished_secret, hashlen);
if (key == NULL
|| ctx == NULL
|| EVP_DigestSignInit(ctx, NULL, md, NULL, key) <= 0
|| EVP_DigestSignUpdate(ctx, hash, hashlen) <= 0
|| EVP_DigestSignFinal(ctx, out, &hashlen) <= 0)
goto err;
ret = hashlen;
err:
EVP_PKEY_free(key);
EVP_MD_CTX_free(ctx);
return ret;
}
开发者ID:G-P-S，项目名称:openssl，代码行数:36，代码来源:tls13_enc.c
示例9: test_mdc2
static int test_mdc2(void)
{
int testresult = 0;
unsigned char md[MDC2_DIGEST_LENGTH];
EVP_MD_CTX *c;
static char text[] = "Now is the time for all ";
size_t tlen = strlen(text);
# ifdef CHARSET_EBCDIC
ebcdic2ascii(text, text, tlen);
# endif
c = EVP_MD_CTX_new();
if (!TEST_ptr(c)
|| !TEST_true(EVP_DigestInit_ex(c, EVP_mdc2(), NULL))
|| !TEST_true(EVP_DigestUpdate(c, (unsigned char *)text, tlen))
|| !TEST_true(EVP_DigestFinal_ex(c, &(md[0]), NULL))
|| !TEST_mem_eq(md, MDC2_DIGEST_LENGTH, pad1, MDC2_DIGEST_LENGTH)
|| !TEST_true(EVP_DigestInit_ex(c, EVP_mdc2(), NULL)))
goto end;
/* FIXME: use a ctl function? */
((MDC2_CTX *)EVP_MD_CTX_md_data(c))->pad_type = 2;
if (!TEST_true(EVP_DigestUpdate(c, (unsigned char *)text, tlen))
|| !TEST_true(EVP_DigestFinal_ex(c, &(md[0]), NULL))
|| !TEST_mem_eq(md, MDC2_DIGEST_LENGTH, pad2, MDC2_DIGEST_LENGTH))
goto end;
testresult = 1;
end:
EVP_MD_CTX_free(c);
return testresult;
}
开发者ID:Vonage，项目名称:openssl，代码行数:33，代码来源:mdc2test.c
示例10: X509_issuer_and_serial_hash
unsigned long X509_issuer_and_serial_hash(X509 *a)
{
unsigned long ret = 0;
EVP_MD_CTX *ctx = EVP_MD_CTX_new();
unsigned char md[16];
char *f;
if (ctx == NULL)
goto err;
f = X509_NAME_oneline(a->cert_info.issuer, NULL, 0);
if (!EVP_DigestInit_ex(ctx, EVP_md5(), NULL))
goto err;
if (!EVP_DigestUpdate(ctx, (unsigned char *)f, strlen(f)))
goto err;
OPENSSL_free(f);
if (!EVP_DigestUpdate
(ctx, (unsigned char *)a->cert_info.serialNumber.data,
(unsigned long)a->cert_info.serialNumber.length))
goto err;
if (!EVP_DigestFinal_ex(ctx, &(md[0]), NULL))
goto err;
ret = (((unsigned long)md[0]) | ((unsigned long)md[1] << 8L) |
((unsigned long)md[2] << 16L) | ((unsigned long)md[3] << 24L)
) & 0xffffffffL;
err:
EVP_MD_CTX_free(ctx);
return (ret);
}
开发者ID:1234-，项目名称:openssl，代码行数:28，代码来源:x509_cmp.c
示例11: EVP_MD_CTX_new
BIGNUM *SRP_Calc_x(BIGNUM *s, const char *user, const char *pass)
{
unsigned char dig[SHA_DIGEST_LENGTH];
EVP_MD_CTX *ctxt;
unsigned char *cs;
BIGNUM *res = NULL;
if ((s == NULL) || (user == NULL) || (pass == NULL))
return NULL;
ctxt = EVP_MD_CTX_new();
if (ctxt == NULL)
return NULL;
if ((cs = OPENSSL_malloc(BN_num_bytes(s))) == NULL)
goto err;
EVP_DigestInit_ex(ctxt, EVP_sha1(), NULL);
EVP_DigestUpdate(ctxt, user, strlen(user));
EVP_DigestUpdate(ctxt, ":", 1);
EVP_DigestUpdate(ctxt, pass, strlen(pass));
EVP_DigestFinal_ex(ctxt, dig, NULL);
EVP_DigestInit_ex(ctxt, EVP_sha1(), NULL);
BN_bn2bin(s, cs);
EVP_DigestUpdate(ctxt, cs, BN_num_bytes(s));
OPENSSL_free(cs);
EVP_DigestUpdate(ctxt, dig, sizeof(dig));
EVP_DigestFinal_ex(ctxt, dig, NULL);
res = BN_bin2bn(dig, sizeof(dig), NULL);
err:
EVP_MD_CTX_free(ctxt);
return res;
}
开发者ID:AndreV84，项目名称:openssl，代码行数:34，代码来源:srp_lib.c
示例12: EVP_MD_CTX_new
// Hashing functions
bool OSSLEVPHashAlgorithm::hashInit()
{
if (!HashAlgorithm::hashInit())
{
return false;
}
// Initialize the context
curCTX = EVP_MD_CTX_new();
if (curCTX == NULL)
{
ERROR_MSG("Failed to allocate space for EVP_MD_CTX");
return false;
}
// Initialize EVP digesting
if (!EVP_DigestInit_ex(curCTX, getEVPHash(), NULL))
{
ERROR_MSG("EVP_DigestInit failed");
EVP_MD_CTX_free(curCTX);
curCTX = NULL;
ByteString dummy;
HashAlgorithm::hashFinal(dummy);
return false;
}
return true;
}
开发者ID:bellgrim，项目名称:SoftHSMv2，代码行数:33，代码来源:OSSLEVPHashAlgorithm.cpp
示例13: _libssh2_sha1
int
_libssh2_sha1(const unsigned char *message, unsigned long len,
unsigned char *out)
{
#ifdef HAVE_OPAQUE_STRUCTS
EVP_MD_CTX * ctx = EVP_MD_CTX_new();
if(ctx == NULL)
return 1; /* error */
if(EVP_DigestInit(ctx, EVP_get_digestbyname("sha1"))) {
EVP_DigestUpdate(ctx, message, len);
EVP_DigestFinal(ctx, out, NULL);
EVP_MD_CTX_free(ctx);
return 0; /* success */
}
EVP_MD_CTX_free(ctx);
#else
EVP_MD_CTX ctx;
EVP_MD_CTX_init(&ctx);
if(EVP_DigestInit(&ctx, EVP_get_digestbyname("sha1"))) {
EVP_DigestUpdate(&ctx, message, len);
EVP_DigestFinal(&ctx, out, NULL);
return 0; /* success */
}
#endif
return 1; /* error */
}
开发者ID:stinb，项目名称:libssh2，代码行数:29，代码来源:openssl.c
示例14: module_sha256_create
void module_sha256_create(struct image *image)
{
image->md = EVP_sha256();
image->mdctx = EVP_MD_CTX_new();
EVP_DigestInit_ex(image->mdctx, image->md, NULL);
}
开发者ID:tlauda，项目名称:sof，代码行数:7，代码来源:hash.c
示例15: hsh
static jose_io_t *
hsh(const jose_hook_alg_t *alg, jose_cfg_t *cfg, jose_io_t *next)
{
jose_io_auto_t *io = NULL;
const EVP_MD *md = NULL;
io_t *i = NULL;
switch (str2enum(alg->name, "S512", "S384", "S256", "S224", "S1", NULL)) {
case 0: md = EVP_sha512(); break;
case 1: md = EVP_sha384(); break;
case 2: md = EVP_sha256(); break;
case 3: md = EVP_sha224(); break;
case 4: md = EVP_sha1(); break;
}
i = calloc(1, sizeof(*i));
if (!i)
return NULL;
io = jose_io_incref(&i->io);
io->feed = hsh_feed;
io->done = hsh_done;
io->free = hsh_free;
i->next = jose_io_incref(next);
i->emc = EVP_MD_CTX_new();
if (!i->next || !i->emc)
return NULL;
if (EVP_DigestInit(i->emc, md) <= 0)
return NULL;
return jose_io_incref(io);
}
开发者ID:latchset，项目名称:jose，代码行数:34，代码来源:hash.c
示例16: crypto_sign
/* NOTE: Caller must xfree the signature returned by sig_pp */
extern int
crypto_sign(void * key, char *buffer, int buf_size, char **sig_pp,
unsigned int *sig_size_p)
{
EVP_MD_CTX *ectx;
int rc = SLURM_SUCCESS;
int ksize = EVP_PKEY_size((EVP_PKEY *) key);
/*
* Allocate memory for signature: at most EVP_PKEY_size() bytes
*/
*sig_pp = xmalloc(ksize * sizeof(unsigned char));
ectx = EVP_MD_CTX_new();
EVP_SignInit(ectx, EVP_sha1());
EVP_SignUpdate(ectx, buffer, buf_size);
if (!(EVP_SignFinal(ectx, (unsigned char *)*sig_pp, sig_size_p,
(EVP_PKEY *) key))) {
rc = SLURM_ERROR;
}
EVP_MD_CTX_free(ectx);
return rc;
}
开发者ID:HPCNow，项目名称:slurm，代码行数:28，代码来源:crypto_openssl.c
示例17: EVP_hexdigest
static PyObject *
EVP_hexdigest(EVPobject *self, PyObject *unused)
{
unsigned char digest[EVP_MAX_MD_SIZE];
EVP_MD_CTX *temp_ctx;
unsigned int digest_size;
temp_ctx = EVP_MD_CTX_new();
if (temp_ctx == NULL) {
PyErr_NoMemory();
return NULL;
}
/* Get the raw (binary) digest value */
if (!locked_EVP_MD_CTX_copy(temp_ctx, self)) {
return _setException(PyExc_ValueError);
}
digest_size = EVP_MD_CTX_size(temp_ctx);
if (!EVP_DigestFinal(temp_ctx, digest, NULL)) {
_setException(PyExc_ValueError);
return NULL;
}
EVP_MD_CTX_free(temp_ctx);
return _Py_strhex((const char *)digest, digest_size);
}
开发者ID:M31MOTH，项目名称:cpython，代码行数:27，代码来源:_hashopenssl.c
示例18: ssl3_digest_cached_records
int ssl3_digest_cached_records(SSL *s, int keep)
{
const EVP_MD *md;
long hdatalen;
void *hdata;
if (s->s3->handshake_dgst == NULL) {
hdatalen = BIO_get_mem_data(s->s3->handshake_buffer, &hdata);
if (hdatalen <= 0) {
SSLerr(SSL_F_SSL3_DIGEST_CACHED_RECORDS, SSL_R_BAD_HANDSHAKE_LENGTH);
return 0;
}
s->s3->handshake_dgst = EVP_MD_CTX_new();
if (s->s3->handshake_dgst == NULL) {
SSLerr(SSL_F_SSL3_DIGEST_CACHED_RECORDS, ERR_R_MALLOC_FAILURE);
return 0;
}
md = ssl_handshake_md(s);
if ( md == NULL
|| !EVP_DigestInit_ex(s->s3->handshake_dgst, md, NULL)
|| !EVP_DigestUpdate(s->s3->handshake_dgst, hdata, hdatalen))
{
SSLerr(SSL_F_SSL3_DIGEST_CACHED_RECORDS, ERR_R_INTERNAL_ERROR);
return 0;
}
}
if (keep == 0) {
BIO_free(s->s3->handshake_buffer);
s->s3->handshake_buffer = NULL;
}
return 1;
}
开发者ID:2007750219，项目名称:openssl，代码行数:35，代码来源:s3_enc.c
示例19: md_ctx_new
EVP_MD_CTX *
md_ctx_new(void)
{
EVP_MD_CTX *ctx = EVP_MD_CTX_new();
check_malloc_return(ctx);
return ctx;
}
开发者ID:lstipakov，项目名称:openvpn，代码行数:7，代码来源:crypto_openssl.c
示例20: gale_crypto_verify_raw
/** Low-level signature verification.
* \param key_count Number of keys in the \a keys array
* and number fo signatures in the \a sigs array.
* \param keys Array of keys. The keys must include public key data.
* \param sigs Array of signatures, as returned from gale_crypto_sign_raw().
* \param data Data to verify against signatures.
* \return Nonzero iff the all signatures are valid. */
int gale_crypto_verify_raw(int key_count,
const struct gale_group *keys,
const struct gale_data *sigs,
struct gale_data data)
{
int i,is_valid = 1;
EVP_MD_CTX *context = EVP_MD_CTX_new();
RSA *rsa;
EVP_VerifyInit(context,EVP_md5());
EVP_VerifyUpdate(context,data.p,data.l);
for (i = 0; is_valid && i < key_count; ++i) {
EVP_PKEY *key = EVP_PKEY_new();
EVP_PKEY_assign_RSA(key,RSA_new());
rsa = EVP_PKEY_get0_RSA(key);
crypto_i_rsa(keys[i],rsa);
if (!crypto_i_public_valid(rsa)) {
gale_alert(GALE_WARNING,G_("invalid public key"),0);
is_valid = 0;
goto cleanup;
}
if (!EVP_VerifyFinal(context,sigs[i].p,sigs[i].l,key)) {
crypto_i_error();
is_valid = 0;
goto cleanup;
}
cleanup:
EVP_PKEY_free(key);
}
return is_valid;
}
开发者ID:grawity，项目名称:gale，代码行数:41，代码来源:crypto_sign_raw.c
注：本文中的EVP_MD_CTX_new函数示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。 |
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