• 设为首页
  • 点击收藏
  • 手机版
    手机扫一扫访问
    迪恩网络手机版
  • 关注官方公众号
    微信扫一扫关注
    公众号
登陆 注册

C++ RSA_get_ex_data函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中RSA_get_ex_data函数的典型用法代码示例。如果您正苦于以下问题：C++ RSA_get_ex_data函数的具体用法？C++ RSA_get_ex_data怎么用？C++ RSA_get_ex_data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RSA_get_ex_data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: tpm_rsa_finish

static int tpm_rsa_finish(RSA *rsa)
{
	struct rsa_app_data *app_data = RSA_get_ex_data(rsa, ex_app_data);

	DBG("%s", __FUNCTION__);

	if (!app_data)
		return 1;

	if (app_data->hHash) {
		Tspi_Context_CloseObject(hContext, app_data->hHash);
		app_data->hHash = NULL_HHASH;
	}

	if (app_data->hKey) {
		Tspi_Context_CloseObject(hContext, app_data->hKey);
		app_data->hKey = NULL_HKEY;
	}

	if (app_data->hEncData) {
		Tspi_Context_CloseObject(hContext, app_data->hEncData);
		app_data->hEncData = NULL_HENCDATA;
	}

	OPENSSL_free(app_data);

	return 1;
}
开发者ID:tavlima，项目名称:openssl-tpm-engine，代码行数:28，代码来源:e_tpm.c


示例2: nss_cmd_evp_cert

static int
nss_cmd_evp_cert(NSS_CTX *ctx, void *p) {
    NSS_KEYCTX *keyctx = NULL;
    struct {
        EVP_PKEY *pkey;
        X509 *x509;
    } *param = p;

    switch (param->pkey->type) {
    case EVP_PKEY_RSA: {
        RSA *pkey_rsa = EVP_PKEY_get1_RSA(param->pkey);
        keyctx = RSA_get_ex_data(pkey_rsa, nss_rsa_ctx_index);
        RSA_free(pkey_rsa);
        } break;
    case EVP_PKEY_DSA: {
        DSA *pkey_dsa = EVP_PKEY_get1_DSA(param->pkey);
        keyctx = DSA_get_ex_data(pkey_dsa, nss_dsa_ctx_index);
        DSA_free(pkey_dsa);
        } break;
    default: {
        NSSerr(NSS_F_CMD_EVP_CERT, NSS_R_UNSUPPORTED_KEYTYPE);
        { /* add extra error message data */
            char msgstr[10];
            BIO_snprintf(msgstr, sizeof(msgstr), "%d", param->pkey->type);
            ERR_add_error_data(2, "KEYTYPE=", msgstr);
        }
        } break;
    }

    param->x509 = X509_from_CERTCertificate(keyctx->cert);

    return(param->x509 ? 1 : 0);
}
开发者ID:BackupTheBerlios，项目名称:enss-svn，代码行数:33，代码来源:e_nss_cmd.c


示例3: cca_rsa_priv_dec

static int cca_rsa_priv_dec(int flen, const unsigned char *from,
                            unsigned char *to, RSA *rsa, int padding)
{
    long returnCode;
    long reasonCode;
    long lflen = flen;
    long exitDataLength = 0;
    unsigned char exitData[8];
    long ruleArrayLength = 1;
    unsigned char ruleArray[8] = "PKCS-1.2";
    long dataStructureLength = 0;
    unsigned char dataStructure[8];
    long outputLength = RSA_size(rsa);
    long keyTokenLength;
    unsigned char *keyToken = (unsigned char *)RSA_get_ex_data(rsa, hndidx);

    keyTokenLength = *(long *)keyToken;
    keyToken += sizeof(long);

    pkaDecrypt(&returnCode, &reasonCode, &exitDataLength, exitData,
               &ruleArrayLength, ruleArray, &lflen, (unsigned char *)from,
               &dataStructureLength, dataStructure, &keyTokenLength,
               keyToken, &outputLength, to);

    return (returnCode | reasonCode) ? 0 : 1;
}
开发者ID:mwgoldsmith，项目名称:openssl，代码行数:26，代码来源:e_4758cca.c


示例4: surewarehk_rsa_sign

/*
* Does what OpenSSL rsa_priv_enc does.
*/
static int surewarehk_rsa_sign(int flen,const unsigned char *from,unsigned char *to,
                               RSA *rsa,int padding)
{
    int ret=0,tlen;
    char *hptr=NULL;
    char msg[64]="ENGINE_rsa_sign";
    if (!p_surewarehk_Rsa_Sign)
    {
        SUREWAREerr(SUREWARE_F_SUREWAREHK_RSA_SIGN,ENGINE_R_NOT_INITIALISED);
    }
    /* extract ref to private key */
    else if (!(hptr=(char*)RSA_get_ex_data(rsa, rsaHndidx)))
    {
        SUREWAREerr(SUREWARE_F_SUREWAREHK_RSA_SIGN,SUREWARE_R_MISSING_KEY_COMPONENTS);
    }
    else
    {
        switch (padding)
        {
        case RSA_PKCS1_PADDING: /* do it in one shot */
            ret=p_surewarehk_Rsa_Sign(msg,flen,(unsigned char *)from,&tlen,to,hptr,SUREWARE_PKCS1_PAD);
            surewarehk_error_handling(msg,SUREWARE_F_SUREWAREHK_RSA_SIGN,ret);
            break;
        case RSA_NO_PADDING:
        default:
            SUREWAREerr(SUREWARE_F_SUREWAREHK_RSA_SIGN,SUREWARE_R_UNKNOWN_PADDING_TYPE);
        }
    }
    return ret==1 ? tlen : ret;
}
开发者ID:koson，项目名称:.NETMF_for_LPC17xx，代码行数:33，代码来源:e_sureware.cpp


示例5: capi_rsa_free

static int capi_rsa_free(RSA *rsa)
	{
	CAPI_KEY *capi_key;
	capi_key = RSA_get_ex_data(rsa, rsa_capi_idx);
	capi_free_key(capi_key);
	RSA_set_ex_data(rsa, rsa_capi_idx, 0);
	return 1;
	}
开发者ID:Groestlcoin，项目名称:foreign，代码行数:8，代码来源:e_capi.c


示例6: keystore_rsa_priv_enc

int keystore_rsa_priv_enc(int flen, const unsigned char* from, unsigned char* to, RSA* rsa,
        int padding) {
    ALOGV("keystore_rsa_sign(%d, %p, %p, %p, %d)", flen, from, to, rsa, padding);

    int num = RSA_size(rsa);
    UniquePtr<uint8_t> padded(new uint8_t[num]);
    if (padded.get() == NULL) {
        ALOGE("could not allocate padded signature");
        return 0;
    }

    switch (padding) {
    case RSA_PKCS1_PADDING:
        if (!RSA_padding_add_PKCS1_type_1(padded.get(), num, from, flen)) {
            return 0;
        }
        break;
    case RSA_X931_PADDING:
        if (!RSA_padding_add_X931(padded.get(), num, from, flen)) {
            return 0;
        }
        break;
    case RSA_NO_PADDING:
        if (!RSA_padding_add_none(padded.get(), num, from, flen)) {
            return 0;
        }
        break;
    default:
        ALOGE("Unknown padding type: %d", padding);
        return 0;
    }

    uint8_t* key_id = reinterpret_cast<uint8_t*>(RSA_get_ex_data(rsa, rsa_key_handle));
    if (key_id == NULL) {
        ALOGE("key had no key_id!");
        return 0;
    }

    Keystore_Reply reply;
    if (keystore_cmd(CommandCodes[SIGN], &reply, 2, strlen(reinterpret_cast<const char*>(key_id)),
            key_id, static_cast<size_t>(num), reinterpret_cast<const uint8_t*>(padded.get()))
            != NO_ERROR) {
        ALOGE("There was an error during rsa_mod_exp");
        return 0;
    }

    const size_t replyLen = reply.length();
    if (replyLen <= 0) {
        ALOGW("No valid signature returned");
        return 0;
    }

    memcpy(to, reply.get(), replyLen);

    ALOGV("rsa=%p keystore_rsa_sign => returning %p len %llu", rsa, to,
            (unsigned long long) replyLen);
    return static_cast<int>(replyLen);
}
开发者ID:TeamNyx，项目名称:system_security，代码行数:58，代码来源:eng_keystore.cpp


示例7: rsae_priv_dec

static int
rsae_priv_dec(int flen, const u_char *from, u_char *to, RSA *rsa, int padding)
{
	log_debug("debug: %s: %s", proc_name(smtpd_process), __func__);
	if (RSA_get_ex_data(rsa, 0) != NULL) {
		return (rsae_send_imsg(flen, from, to, rsa, padding,
		    IMSG_CA_PRIVDEC));
	}
	return (rsa_default->rsa_priv_dec(flen, from, to, rsa, padding));
}
开发者ID:nmandery，项目名称:deb-opensmtpd，代码行数:10，代码来源:ca.c


示例8: get_privsep_data

static void get_privsep_data(const RSA *rsa, struct st_neverbleed_rsa_exdata_t **exdata,
                             struct st_neverbleed_thread_data_t **thdata)
{
    *exdata = RSA_get_ex_data(rsa, 0);
    if (*exdata == NULL) {
        errno = 0;
        dief("invalid internal ref");
    }
    *thdata = get_thread_data((*exdata)->nb);
}
开发者ID:johnjohnsp1，项目名称:neverbleed，代码行数:10，代码来源:neverbleed.c


示例9: tpm_rsa_finish

static int tpm_rsa_finish(RSA *rsa)
{
	struct rsa_app_data *app_data = RSA_get_ex_data(rsa, ex_app_data);

	DBG("%s", __FUNCTION__);

	OPENSSL_free(app_data);

	return 1;
}
开发者ID:ThomasHabets，项目名称:openssl-tpm-engine，代码行数:10，代码来源:e_tpm.c


示例10: RSA_get_ex_data

static E_GMP_RSA_CTX *e_gmp_get_rsa(RSA *rsa)
{
    E_GMP_RSA_CTX *hptr = RSA_get_ex_data(rsa, hndidx_rsa);

    if (hptr)
        return hptr;
    hptr = OPENSSL_malloc(sizeof(*hptr));
    if (!hptr)
        return NULL;
    /*
     * These inits could probably be replaced by more intelligent mpz_init2()
     * versions, to reduce malloc-thrashing.
     */
    mpz_init(hptr->n);
    mpz_init(hptr->d);
    mpz_init(hptr->e);
    mpz_init(hptr->p);
    mpz_init(hptr->q);
    mpz_init(hptr->dmp1);
    mpz_init(hptr->dmq1);
    mpz_init(hptr->iqmp);
    mpz_init(hptr->r0);
    mpz_init(hptr->r1);
    mpz_init(hptr->I0);
    mpz_init(hptr->m1);
    if (!bn2gmp(rsa->n, hptr->n) || !bn2gmp(rsa->e, hptr->e))
        goto err;
    if (!rsa->p || !rsa->q || !rsa->d || !rsa->dmp1 || !rsa->dmq1
        || !rsa->iqmp) {
        hptr->public_only = 1;
        return hptr;
    }
    if (!bn2gmp(rsa->d, hptr->d) || !bn2gmp(rsa->p, hptr->p) ||
        !bn2gmp(rsa->q, hptr->q) || !bn2gmp(rsa->dmp1, hptr->dmp1) ||
        !bn2gmp(rsa->dmq1, hptr->dmq1) || !bn2gmp(rsa->iqmp, hptr->iqmp))
        goto err;
    hptr->public_only = 0;
    RSA_set_ex_data(rsa, hndidx_rsa, hptr);
    return hptr;
 err:
    mpz_clear(hptr->n);
    mpz_clear(hptr->d);
    mpz_clear(hptr->e);
    mpz_clear(hptr->p);
    mpz_clear(hptr->q);
    mpz_clear(hptr->dmp1);
    mpz_clear(hptr->dmq1);
    mpz_clear(hptr->iqmp);
    mpz_clear(hptr->r0);
    mpz_clear(hptr->r1);
    mpz_clear(hptr->I0);
    mpz_clear(hptr->m1);
    OPENSSL_free(hptr);
    return NULL;
}
开发者ID:375670450，项目名称:openssl，代码行数:55，代码来源:e_gmp.c


示例11: pkcs11_rsa_priv_enc_method

static int pkcs11_rsa_priv_enc_method(int flen, const unsigned char *from,
		unsigned char *to, RSA *rsa, int padding)
{
	PKCS11_KEY *key = RSA_get_ex_data(rsa, rsa_ex_index);
	int (*priv_enc) (int flen, const unsigned char *from,
		unsigned char *to, RSA *rsa, int padding);
	if (key == NULL) {
		priv_enc = RSA_meth_get_priv_enc(RSA_get_default_method());
		return priv_enc(flen, from, to, rsa, padding);
	}
	return PKCS11_private_encrypt(flen, from, to, key, padding);
}
开发者ID:nmav，项目名称:libp11，代码行数:12，代码来源:p11_rsa.c


示例12: hwcrhk_rsa_finish

static int hwcrhk_rsa_finish(RSA *rsa)
{
    HWCryptoHook_RSAKeyHandle *hptr;

    hptr = RSA_get_ex_data(rsa, hndidx_rsa);
    if (hptr) {
        p_hwcrhk_RSAUnloadKey(*hptr, NULL);
        OPENSSL_free(hptr);
        RSA_set_ex_data(rsa, hndidx_rsa, NULL);
    }
    return 1;
}
开发者ID:dlabs，项目名称:openssl，代码行数:12，代码来源:e_chil.c


示例13: capi_rsa_priv_dec

int capi_rsa_priv_dec(int flen, const unsigned char *from,
                unsigned char *to, RSA *rsa, int padding)
	{
	int i;
	unsigned char *tmpbuf;
	CAPI_KEY *capi_key;
	CAPI_CTX *ctx;
	ctx = ENGINE_get_ex_data(rsa->engine, capi_idx);

	CAPI_trace(ctx, "Called capi_rsa_priv_dec()\n");


	capi_key = RSA_get_ex_data(rsa, rsa_capi_idx);
	if (!capi_key)
		{
		CAPIerr(CAPI_F_CAPI_RSA_PRIV_DEC, CAPI_R_CANT_GET_KEY);
		return -1;
		}

	if(padding != RSA_PKCS1_PADDING)
		{
		char errstr[10];
		BIO_snprintf(errstr, 10, "%d", padding);
		CAPIerr(CAPI_F_CAPI_RSA_PRIV_DEC, CAPI_R_UNSUPPORTED_PADDING);
		ERR_add_error_data(2, "padding=", errstr);
		return -1;
		}

	/* Create temp reverse order version of input */
	if(!(tmpbuf = OPENSSL_malloc(flen)) ) 
		{
		CAPIerr(CAPI_F_CAPI_RSA_PRIV_DEC, ERR_R_MALLOC_FAILURE);
		return -1;
		}
	for(i = 0; i < flen; i++)
		tmpbuf[flen - i - 1] = from[i];
	
	/* Finally decrypt it */
	if(!CryptDecrypt(capi_key->key, 0, TRUE, 0, tmpbuf, &flen))
		{
		CAPIerr(CAPI_F_CAPI_RSA_PRIV_DEC, CAPI_R_DECRYPT_ERROR);
		capi_addlasterror();
		OPENSSL_free(tmpbuf);
		return -1;
		} 
	else memcpy(to, tmpbuf, flen);

	OPENSSL_free(tmpbuf);

	return flen;
	}
开发者ID:Groestlcoin，项目名称:foreign，代码行数:51，代码来源:e_capi.c


示例14: __pkcs11h_openssl_rsa_get_pkcs11h_certificate

static
pkcs11h_certificate_t
__pkcs11h_openssl_rsa_get_pkcs11h_certificate (
	IN RSA *rsa
) {
	pkcs11h_openssl_session_t session = NULL;

	_PKCS11H_ASSERT (rsa!=NULL);

	session = (pkcs11h_openssl_session_t)RSA_get_ex_data (rsa, __openssl_methods.rsa_index);

	_PKCS11H_ASSERT (session!=NULL);
	_PKCS11H_ASSERT (session->certificate!=NULL);

	return session->certificate;
}
开发者ID:zedinosaur，项目名称:pkcs11-helper，代码行数:16，代码来源:pkcs11h-openssl.c


示例15: e_gmp_rsa_finish

static int e_gmp_rsa_finish(RSA *rsa)
	{
	E_GMP_RSA_CTX *hptr = RSA_get_ex_data(rsa, hndidx_rsa);
	if(!hptr) return 0;
	mpz_clear(hptr->n);
	mpz_clear(hptr->d);
	mpz_clear(hptr->e);
	mpz_clear(hptr->p);
	mpz_clear(hptr->q);
	mpz_clear(hptr->dmp1);
	mpz_clear(hptr->dmq1);
	mpz_clear(hptr->iqmp);
	mpz_clear(hptr->r0);
	mpz_clear(hptr->r1);
	mpz_clear(hptr->I0);
	mpz_clear(hptr->m1);
	OPENSSL_free(hptr);
	RSA_set_ex_data(rsa, hndidx_rsa, NULL);
	return 1;
	}
开发者ID:Wampamba-Nooh，项目名称:MicroFrameworkSDK-Mono，代码行数:20，代码来源:e_gmp.cpp


示例16: pkcs11_rsa_private_decrypt

static int pkcs11_rsa_private_decrypt(int flen, const unsigned char *from,
                                      unsigned char *to, RSA *rsa, int padding)
{
    struct pkcs11_key_data *pkd = NULL;
	CK_MECHANISM mech = {
		CKM_RSA_PKCS, NULL_PTR, 0
	};
	CK_ULONG tlen = 0;
	CK_RV rv;
	int rval = -1;

    tlen = RSA_size(rsa);
    if(((pkd = RSA_get_ex_data(rsa, pkcs11_rsa_key_idx)) != NULL) &&
       ((rv = pkd->funcs->C_DecryptInit(pkd->session, &mech, pkd->key)) == CKR_OK) &&
       /* TODO: handle CKR_BUFFER_TOO_SMALL */
       ((rv = pkd->funcs->C_Decrypt(pkd->session, (CK_BYTE *)from, flen, to, &tlen)) == CKR_OK)) {
        rval = tlen;
    } else {
        return -1;
    }

	return (rval);
}
开发者ID:mbrossard，项目名称:pkcs11，代码行数:23，代码来源:crypto.c


示例17: tpm_rsa_priv_dec

static int tpm_rsa_priv_dec(int flen,
			    const unsigned char *from,
			    unsigned char *to,
			    RSA *rsa,
			    int padding)
{
	struct rsa_app_data *app_data = RSA_get_ex_data(rsa, ex_app_data);
	TSS_RESULT result;
	UINT32 out_len, in_len;
	BYTE *out;
	int rv;

	DBG("%s", __FUNCTION__);

	if (!app_data) {
		DBG("No app data found for RSA object %p. Calling software.",
		    rsa);
		if ((rv = RSA_PKCS1_SSLeay()->rsa_priv_dec(flen, from, to, rsa,
						padding)) < 0) {
			TSSerr(TPM_F_TPM_RSA_PRIV_DEC, TPM_R_REQUEST_FAILED);
		}

		return rv;
	}

	if (app_data->hKey == NULL_HKEY) {
		TSSerr(TPM_F_TPM_RSA_PRIV_DEC, TPM_R_INVALID_KEY);
		return 0;
	}

	if (app_data->hEncData == NULL_HENCDATA) {
		if ((result = Tspi_Context_CreateObject(hContext,
							  TSS_OBJECT_TYPE_ENCDATA,
							  TSS_ENCDATA_BIND,
							  &app_data->hEncData))) {
			TSSerr(TPM_F_TPM_RSA_PRIV_DEC, TPM_R_REQUEST_FAILED);
			return 0;
		}
	}

	if (padding == RSA_PKCS1_PADDING &&
	    app_data->encScheme != TSS_ES_RSAESPKCSV15) {
		TSSerr(TPM_F_TPM_RSA_PRIV_DEC,
		       TPM_R_INVALID_PADDING_TYPE);
		DBG("encScheme(0x%x) in RSA object", app_data->encScheme);
		return 0;
	} else if (padding == RSA_PKCS1_OAEP_PADDING &&
		   app_data->encScheme != TSS_ES_RSAESOAEP_SHA1_MGF1) {
		TSSerr(TPM_F_TPM_RSA_PRIV_DEC,
		       TPM_R_INVALID_PADDING_TYPE);
		DBG("encScheme(0x%x) in RSA object", app_data->encScheme);
		return 0;
	}

	in_len = flen;
	if ((result = Tspi_SetAttribData(app_data->hEncData,
					   TSS_TSPATTRIB_ENCDATA_BLOB,
					   TSS_TSPATTRIB_ENCDATABLOB_BLOB,
					   in_len, from))) {
		TSSerr(TPM_F_TPM_RSA_PRIV_DEC, TPM_R_REQUEST_FAILED);
		return 0;
	}

	if ((result = Tspi_Data_Unbind(app_data->hEncData, app_data->hKey,
				       &out_len, &out))) {
		TSSerr(TPM_F_TPM_RSA_PRIV_DEC, TPM_R_REQUEST_FAILED);
		return 0;
	}

	DBG("%s: writing out %d bytes as a signature", __FUNCTION__, out_len);

	memcpy(to, out, out_len);
	Tspi_Context_FreeMemory(hContext, out);

	return out_len;
}
开发者ID:tavlima，项目名称:openssl-tpm-engine，代码行数:76，代码来源:e_tpm.c


示例18: capi_rsa_sign

int capi_rsa_sign(int dtype, const unsigned char *m, unsigned int m_len,
             unsigned char *sigret, unsigned int *siglen, const RSA *rsa)
	{
	ALG_ID alg;
	HCRYPTHASH hash;
	DWORD slen;
	unsigned int i;
	int ret = -1;
	CAPI_KEY *capi_key;
	CAPI_CTX *ctx;

	ctx = ENGINE_get_ex_data(rsa->engine, capi_idx);

	CAPI_trace(ctx, "Called CAPI_rsa_sign()\n");

	capi_key = RSA_get_ex_data(rsa, rsa_capi_idx);
	if (!capi_key)
		{
		CAPIerr(CAPI_F_CAPI_RSA_SIGN, CAPI_R_CANT_GET_KEY);
		return -1;
		}
/* Convert the signature type to a CryptoAPI algorithm ID */
	switch(dtype)
		{
	case NID_sha1:
		alg = CALG_SHA1;
		break;

	case NID_md5:
		alg = CALG_MD5;
		break;

	case NID_md5_sha1:
		alg = CALG_SSL3_SHAMD5;
		break;
	default:
		{
		char algstr[10];
		BIO_snprintf(algstr, 10, "%lx", dtype);
		CAPIerr(CAPI_F_CAPI_RSA_SIGN, CAPI_R_UNSUPPORTED_ALGORITHM_NID);
		ERR_add_error_data(2, "NID=0x", algstr);
		return -1;
		}
	}



/* Create the hash object */
	if(!CryptCreateHash(capi_key->hprov, alg, 0, 0, &hash))
		{
		CAPIerr(CAPI_F_CAPI_RSA_SIGN, CAPI_R_CANT_CREATE_HASH_OBJECT);
		capi_addlasterror();
		return -1;
		}
/* Set the hash value to the value passed */

	if(!CryptSetHashParam(hash, HP_HASHVAL, (unsigned char *)m, 0))
		{
		CAPIerr(CAPI_F_CAPI_RSA_SIGN, CAPI_R_CANT_SET_HASH_VALUE);
		capi_addlasterror();
		goto err;
		}


/* Finally sign it */
	slen = RSA_size(rsa);
	if(!CryptSignHashA(hash, capi_key->keyspec, NULL, 0, sigret, &slen))
		{
		CAPIerr(CAPI_F_CAPI_RSA_SIGN, CAPI_R_ERROR_SIGNING_HASH);
		capi_addlasterror();
		goto err;
		}
	else
		{
		ret = 1;
		/* Inplace byte reversal of signature */
		for(i = 0; i < slen / 2; i++)
			{
			unsigned char c;
			c = sigret[i];
			sigret[i] = sigret[slen - i - 1];
			sigret[slen - i - 1] = c;
			}
		*siglen = slen;
		}

	/* Now cleanup */

err:
	CryptDestroyHash(hash);

	return ret;
	}
开发者ID:Groestlcoin，项目名称:foreign，代码行数:93，代码来源:e_capi.c


示例19: surewarehk_rsa_priv_dec

static int surewarehk_rsa_priv_dec(int flen,const unsigned char *from,unsigned char *to,
                                   RSA *rsa,int padding)
{
    int ret=0,tlen;
    char *buf=NULL,*hptr=NULL;
    char msg[64]="ENGINE_rsa_priv_dec";
    if (!p_surewarehk_Rsa_Priv_Dec)
    {
        SUREWAREerr(SUREWARE_F_SUREWAREHK_RSA_PRIV_DEC,ENGINE_R_NOT_INITIALISED);
    }
    /* extract ref to private key */
    else if (!(hptr=(char*)RSA_get_ex_data(rsa, rsaHndidx)))
    {
        SUREWAREerr(SUREWARE_F_SUREWAREHK_RSA_PRIV_DEC,SUREWARE_R_MISSING_KEY_COMPONENTS);
        goto err;
    }
    /* analyse what padding we can do into the hardware */
    if (padding==RSA_PKCS1_PADDING)
    {
        /* do it one shot */
        ret=p_surewarehk_Rsa_Priv_Dec(msg,flen,(unsigned char *)from,&tlen,to,hptr,SUREWARE_PKCS1_PAD);
        surewarehk_error_handling(msg,SUREWARE_F_SUREWAREHK_RSA_PRIV_DEC,ret);
        if (ret!=1)
            goto err;
        ret=tlen;
    }
    else /* do with no padding into hardware */
    {
        ret=p_surewarehk_Rsa_Priv_Dec(msg,flen,(unsigned char *)from,&tlen,to,hptr,SUREWARE_NO_PAD);
        surewarehk_error_handling(msg,SUREWARE_F_SUREWAREHK_RSA_PRIV_DEC,ret);
        if (ret!=1)
            goto err;
        /* intermediate buffer for padding */
        if ((buf=(char*)OPENSSL_malloc(tlen)) == NULL)
        {
            SUREWAREerr(SUREWARE_F_SUREWAREHK_RSA_PRIV_DEC,ERR_R_MALLOC_FAILURE);
            goto err;
        }
        TINYCLR_SSL_MEMCPY(buf,to,tlen);/* transfert to into buf */
        switch (padding) /* check padding in software */
        {
#ifndef OPENSSL_NO_SHA
        case RSA_PKCS1_OAEP_PADDING:
            ret=RSA_padding_check_PKCS1_OAEP(to,tlen,(unsigned char *)buf,tlen,tlen,NULL,0);
            break;
#endif
        case RSA_SSLV23_PADDING:
            ret=RSA_padding_check_SSLv23(to,tlen,(unsigned char *)buf,flen,tlen);
            break;
        case RSA_NO_PADDING:
            ret=RSA_padding_check_none(to,tlen,(unsigned char *)buf,flen,tlen);
            break;
        default:
            SUREWAREerr(SUREWARE_F_SUREWAREHK_RSA_PRIV_DEC,SUREWARE_R_UNKNOWN_PADDING_TYPE);
            goto err;
        }
        if (ret < 0)
            SUREWAREerr(SUREWARE_F_SUREWAREHK_RSA_PRIV_DEC,SUREWARE_R_PADDING_CHECK_FAILED);
    }
err:
    if (buf)
    {
        OPENSSL_cleanse(buf,tlen);
        OPENSSL_free(buf);
    }
    return ret;
}
开发者ID:koson，项目名称:.NETMF_for_LPC17xx，代码行数:67，代码来源:e_sureware.cpp


示例20: cca_rsa_sign

static int cca_rsa_sign(int type, const unsigned char *m, unsigned int m_len,
                        unsigned char *sigret, unsigned int *siglen,
                        const RSA *rsa)
{
    long returnCode;
    long reasonCode;
    long exitDataLength = 0;
    unsigned char exitData[8];
    long ruleArrayLength = 1;
    unsigned char ruleArray[8] = "PKCS-1.1";
    long outputLength = 256;
    long outputBitLength;
    long keyTokenLength;
    unsigned char *hashBuffer = NULL;
    unsigned char *keyToken = (unsigned char *)RSA_get_ex_data(rsa, hndidx);
    long length = SSL_SIG_LEN;
    long keyLength;
    X509_SIG sig;
    ASN1_TYPE parameter;
    X509_ALGOR algorithm;
    ASN1_OCTET_STRING digest;

    keyTokenLength = *(long *)keyToken;
    keyToken += sizeof(long);

    if (type == NID_md5 || type == NID_sha1) {
        sig.algor = &algorithm;
        algorithm.algorithm = OBJ_nid2obj(type);

        if (!algorithm.algorithm) {
            CCA4758err(CCA4758_F_CCA_RSA_SIGN,
                       CCA4758_R_UNKNOWN_ALGORITHM_TYPE);
            return 0;
        }

        if (!algorithm.algorithm->length) {
            CCA4758err(CCA4758_F_CCA_RSA_SIGN,
                       CCA4758_R_ASN1_OID_UNKNOWN_FOR_MD);
            return 0;
        }

        parameter.type = V_ASN1_NULL;
        parameter.value.ptr = NULL;
        algorithm.parameter = &parameter;

        sig.digest = &digest;
        sig.digest->data = (unsigned char *)m;
        sig.digest->length = m_len;

        length = i2d_X509_SIG(&sig, NULL);
    }

    keyLength = RSA_size(rsa);

    if (length - RSA_PKCS1_PADDING > keyLength) {
        CCA4758err(CCA4758_F_CCA_RSA_SIGN,
                   CCA4758_R_SIZE_TOO_LARGE_OR_TOO_SMALL);
        return 0;
    }

    switch (type) {
    case NID_md5_sha1:
        if (m_len != SSL_SIG_LEN) {
            CCA4758err(CCA4758_F_CCA_RSA_SIGN,
                       CCA4758_R_SIZE_TOO_LARGE_OR_TOO_SMALL);
            return 0;
        }
        hashBuffer = (unsigned char *)m;
        length = m_len;
        break;
    case NID_md5:
        {
            unsigned char *ptr;
            ptr = hashBuffer = OPENSSL_malloc((unsigned int)keyLength + 1);
            if (!hashBuffer) {
                CCA4758err(CCA4758_F_CCA_RSA_SIGN, ERR_R_MALLOC_FAILURE);
                return 0;
            }
            i2d_X509_SIG(&sig, &ptr);
        }
        break;
    case NID_sha1:
        {
            unsigned char *ptr;
            ptr = hashBuffer = OPENSSL_malloc((unsigned int)keyLength + 1);
            if (!hashBuffer) {
                CCA4758err(CCA4758_F_CCA_RSA_SIGN, ERR_R_MALLOC_FAILURE);
                return 0;
            }
            i2d_X509_SIG(&sig, &ptr);
        }
        break;
    default:
        return 0;
    }

    digitalSignatureGenerate(&returnCode, &reasonCode, &exitDataLength,
                             exitData, &ruleArrayLength, ruleArray,
                             &keyTokenLength, keyToken, &length, hashBuffer,
                             &outputLength, &outputBitLength, sigret);
//.........这里部分代码省略.........
开发者ID:mwgoldsmith，项目名称:openssl，代码行数:101，代码来源:e_4758cca.c



注：本文中的RSA_get_ex_data函数示例由纯净天空整理自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。

鲜花
握手
雷人
路过
鸡蛋
该文章已有0人参与评论

请发表评论

全部评论

专题导读
More+
上一篇：
C++ RSA_new函数代码示例发布时间：2022-05-30
下一篇：
C++ RSA_generate_key_ex函数代码示例发布时间：2022-05-30
热门推荐
More+
热门话题
More+
阅读排行榜

扫描微信二维码

查看手机版网站

随时了解更新最新资讯

139-2527-9053

在线客服（服务时间 9:00～18:00）

在线QQ客服
地址：深圳市南山区西丽大学城创智工业园
电邮：jeky_zhao#qq.com
移动电话：139-2527-9053

Powered by 互联科技 X3.4© 2001-2213 极客世界.|Sitemap