C++ EVP_get_cipherbyname函数代码示例

const cipher_kt_t *get_cipher_type(int method)
{
    if (method <= TABLE || method >= CIPHER_NUM) {
        LOGE("get_cipher_type(): Illegal method");
        return NULL;
    }

    if (method == RC4_MD5) {
        method = RC4;
    }

    if (method >= SALSA20) {
        return NULL;
    }

    const char *ciphername = supported_ciphers[method];
#if defined(USE_CRYPTO_OPENSSL)
    return EVP_get_cipherbyname(ciphername);
#elif defined(USE_CRYPTO_POLARSSL)
    const char *polarname = supported_ciphers_polarssl[method];
    if (strcmp(polarname, CIPHER_UNSUPPORTED) == 0) {
        LOGE("Cipher %s currently is not supported by PolarSSL library",
             ciphername);
        return NULL;
    }
    return cipher_info_from_string(polarname);
#elif defined(USE_CRYPTO_MBEDTLS)
    const char *mbedtlsname = supported_ciphers_mbedtls[method];
    if (strcmp(mbedtlsname, CIPHER_UNSUPPORTED) == 0) {
        LOGE("Cipher %s currently is not supported by mbed TLS library",
             ciphername);
        return NULL;
    }
    return mbedtls_cipher_info_from_string(mbedtlsname);
#endif
}

static void load_ciphers(void)
	{
	init_ciphers=0;
	ssl_cipher_methods[SSL_ENC_DES_IDX]= 
		EVP_get_cipherbyname(SN_des_cbc);
	ssl_cipher_methods[SSL_ENC_3DES_IDX]=
		EVP_get_cipherbyname(SN_des_ede3_cbc);
	ssl_cipher_methods[SSL_ENC_RC4_IDX]=
		EVP_get_cipherbyname(SN_rc4);
	ssl_cipher_methods[SSL_ENC_RC2_IDX]= 
		EVP_get_cipherbyname(SN_rc2_cbc);
	ssl_cipher_methods[SSL_ENC_IDEA_IDX]= 
		EVP_get_cipherbyname(SN_idea_cbc);
	ssl_cipher_methods[SSL_ENC_AES128_IDX]=
	  EVP_get_cipherbyname(SN_aes_128_cbc);
	ssl_cipher_methods[SSL_ENC_AES256_IDX]=
	  EVP_get_cipherbyname(SN_aes_256_cbc);

	ssl_digest_methods[SSL_MD_MD5_IDX]=
		EVP_get_digestbyname(SN_md5);
	ssl_digest_methods[SSL_MD_SHA1_IDX]=
		EVP_get_digestbyname(SN_sha1);
	}

USES_APPLE_DEPRECATED_API
static int
espprint_decode_encalgo(netdissect_options *ndo,
			char *decode, struct sa_list *sa)
{
	size_t i;
	const EVP_CIPHER *evp;
	int authlen = 0;
	char *colon, *p;
	
	colon = strchr(decode, ':');
	if (colon == NULL) {
		(*ndo->ndo_warning)(ndo, "failed to decode espsecret: %s\n", decode);
		return 0;
	}
	*colon = '\0';
	
	if (strlen(decode) > strlen("-hmac96") &&
	    !strcmp(decode + strlen(decode) - strlen("-hmac96"),
		    "-hmac96")) {
		p = strstr(decode, "-hmac96");
		*p = '\0';
		authlen = 12;
	}
	if (strlen(decode) > strlen("-cbc") &&
	    !strcmp(decode + strlen(decode) - strlen("-cbc"), "-cbc")) {
		p = strstr(decode, "-cbc");
		*p = '\0';
	}
	evp = EVP_get_cipherbyname(decode);

	if (!evp) {
		(*ndo->ndo_warning)(ndo, "failed to find cipher algo %s\n", decode);
		sa->evp = NULL;
		sa->authlen = 0;
		sa->ivlen = 0;
		return 0;
	}
	
	sa->evp = evp;
	sa->authlen = authlen;
	sa->ivlen = EVP_CIPHER_iv_length(evp);
	
	colon++;
	if (colon[0] == '0' && colon[1] == 'x') {
		/* decode some hex! */

		colon += 2;
		sa->secretlen = espprint_decode_hex(ndo, sa->secret, sizeof(sa->secret), colon);
		if(sa->secretlen == 0) return 0;
	} else {
		i = strlen(colon);
		
		if (i < sizeof(sa->secret)) {
			memcpy(sa->secret, colon, i);
			sa->secretlen = i;
		} else {
			memcpy(sa->secret, colon, sizeof(sa->secret));
			sa->secretlen = sizeof(sa->secret);
		}
	}

	return 1;
}

//.........这里部分代码省略.........
            if (!args[1])
                goto argerr;
            certfile = *++args;
        } else if (!strcmp(*args, "-CAfile")) {
            if (!args[1])
                goto argerr;
            CAfile = *++args;
        } else if (!strcmp(*args, "-CApath")) {
            if (!args[1])
                goto argerr;
            CApath = *++args;
        } else if (!strcmp(*args, "-in")) {
            if (!args[1])
                goto argerr;
            infile = *++args;
        } else if (!strcmp(*args, "-inform")) {
            if (!args[1])
                goto argerr;
            informat = str2fmt(*++args);
        } else if (!strcmp(*args, "-outform")) {
            if (!args[1])
                goto argerr;
            outformat = str2fmt(*++args);
        } else if (!strcmp(*args, "-out")) {
            if (!args[1])
                goto argerr;
            outfile = *++args;
        } else if (!strcmp(*args, "-content")) {
            if (!args[1])
                goto argerr;
            contfile = *++args;
        } else if (args_verify(&args, NULL, &badarg, bio_err, &vpm))
            continue;
        else if ((cipher = EVP_get_cipherbyname(*args + 1)) == NULL)
            badarg = 1;
        args++;
    }

    if (((rr_allorfirst != -1) || rr_from) && !rr_to) {
        BIO_puts(bio_err, "No Signed Receipts Recipients\n");
        goto argerr;
    }

    if (!(operation & SMIME_SIGNERS) && (rr_to || rr_from)) {
        BIO_puts(bio_err, "Signed receipts only allowed with -sign\n");
        goto argerr;
    }
    if (!(operation & SMIME_SIGNERS) && (skkeys || sksigners)) {
        BIO_puts(bio_err, "Multiple signers or keys not allowed\n");
        goto argerr;
    }

    if (operation & SMIME_SIGNERS) {
        if (keyfile && !signerfile) {
            BIO_puts(bio_err, "Illegal -inkey without -signer\n");
            goto argerr;
        }
        /* Check to see if any final signer needs to be appended */
        if (signerfile) {
            if (!sksigners)
                sksigners = sk_OPENSSL_STRING_new_null();
            sk_OPENSSL_STRING_push(sksigners, signerfile);
            if (!skkeys)
                skkeys = sk_OPENSSL_STRING_new_null();
            if (!keyfile)
                keyfile = signerfile;

int MAIN(int argc, char **argv)
{
    ENGINE *e = NULL;
    int ret=1;
    DSA *dsa=NULL;
    int i,badops=0;
    const EVP_CIPHER *enc=NULL;
    BIO *in=NULL,*out=NULL;
    int informat,outformat,text=0,noout=0;
    int pubin = 0, pubout = 0;
    char *infile,*outfile,*prog;
#ifndef OPENSSL_NO_ENGINE
    char *engine;
#endif
    char *passargin = NULL, *passargout = NULL;
    char *passin = NULL, *passout = NULL;
    int modulus=0;

    int pvk_encr = 2;

    apps_startup();

    if (bio_err == NULL)
        if ((bio_err=BIO_new(BIO_s_file())) != NULL)
            BIO_set_fp(bio_err,OPENSSL_TYPE__FILE_STDERR,BIO_NOCLOSE|BIO_FP_TEXT);

    if (!load_config(bio_err, NULL))
        goto end;

#ifndef OPENSSL_NO_ENGINE
    engine=NULL;
#endif
    infile=NULL;
    outfile=NULL;
    informat=FORMAT_PEM;
    outformat=FORMAT_PEM;

    prog=argv[0];
    argc--;
    argv++;
    while (argc >= 1)
    {
        if 	(TINYCLR_SSL_STRCMP(*argv,"-inform") == 0)
        {
            if (--argc < 1) goto bad;
            informat=str2fmt(*(++argv));
        }
        else if (TINYCLR_SSL_STRCMP(*argv,"-outform") == 0)
        {
            if (--argc < 1) goto bad;
            outformat=str2fmt(*(++argv));
        }
        else if (TINYCLR_SSL_STRCMP(*argv,"-in") == 0)
        {
            if (--argc < 1) goto bad;
            infile= *(++argv);
        }
        else if (TINYCLR_SSL_STRCMP(*argv,"-out") == 0)
        {
            if (--argc < 1) goto bad;
            outfile= *(++argv);
        }
        else if (TINYCLR_SSL_STRCMP(*argv,"-passin") == 0)
        {
            if (--argc < 1) goto bad;
            passargin= *(++argv);
        }
        else if (TINYCLR_SSL_STRCMP(*argv,"-passout") == 0)
        {
            if (--argc < 1) goto bad;
            passargout= *(++argv);
        }
#ifndef OPENSSL_NO_ENGINE
        else if (TINYCLR_SSL_STRCMP(*argv,"-engine") == 0)
        {
            if (--argc < 1) goto bad;
            engine= *(++argv);
        }
#endif
        else if (TINYCLR_SSL_STRCMP(*argv,"-pvk-strong") == 0)
            pvk_encr=2;
        else if (TINYCLR_SSL_STRCMP(*argv,"-pvk-weak") == 0)
            pvk_encr=1;
        else if (TINYCLR_SSL_STRCMP(*argv,"-pvk-none") == 0)
            pvk_encr=0;
        else if (TINYCLR_SSL_STRCMP(*argv,"-noout") == 0)
            noout=1;
        else if (TINYCLR_SSL_STRCMP(*argv,"-text") == 0)
            text=1;
        else if (TINYCLR_SSL_STRCMP(*argv,"-modulus") == 0)
            modulus=1;
        else if (TINYCLR_SSL_STRCMP(*argv,"-pubin") == 0)
            pubin=1;
        else if (TINYCLR_SSL_STRCMP(*argv,"-pubout") == 0)
            pubout=1;
        else if ((enc=EVP_get_cipherbyname(&(argv[0][1]))) == NULL)
        {
            BIO_printf(bio_err,"unknown option %s\n",*argv);
            badops=1;
            break;
//.........这里部分代码省略.........

static int sqlcipher_openssl_set_cipher(void *ctx, const char *cipher_name) {
  openssl_ctx *o_ctx = (openssl_ctx *)ctx;
  o_ctx->evp_cipher = (EVP_CIPHER *) EVP_get_cipherbyname(cipher_name);
  return SQLITE_OK;
}

int
enc_main(int argc, char **argv)
{
	static const char magic[] = "Salted__";
	char mbuf[sizeof magic - 1];
	char *strbuf = NULL, *pass = NULL;
	unsigned char *buff = NULL;
	int bsize = BSIZE;
	int ret = 1, inl;
	unsigned char key[EVP_MAX_KEY_LENGTH], iv[EVP_MAX_IV_LENGTH];
	unsigned char salt[PKCS5_SALT_LEN];
#ifdef ZLIB
	BIO *bzl = NULL;
#endif
	EVP_CIPHER_CTX *ctx = NULL;
	const EVP_MD *dgst = NULL;
	BIO *in = NULL, *out = NULL, *b64 = NULL, *benc = NULL;
	BIO *rbio = NULL, *wbio = NULL;
#define PROG_NAME_SIZE  39
	char pname[PROG_NAME_SIZE + 1];
	int i;

	if (single_execution) {
		if (pledge("stdio rpath wpath cpath tty", NULL) == -1) {
			perror("pledge");
			exit(1);
		}
	}

	memset(&enc_config, 0, sizeof(enc_config));
	enc_config.enc = 1;

	/* first check the program name */
	program_name(argv[0], pname, sizeof(pname));

	if (strcmp(pname, "base64") == 0)
		enc_config.base64 = 1;

#ifdef ZLIB
	if (strcmp(pname, "zlib") == 0)
		enc_config.do_zlib = 1;
#endif

	enc_config.cipher = EVP_get_cipherbyname(pname);

#ifdef ZLIB
	if (!enc_config.do_zlib && !enc_config.base64 &&
	    enc_config.cipher == NULL && strcmp(pname, "enc") != 0)
#else
	if (!enc_config.base64 && enc_config.cipher == NULL &&
	    strcmp(pname, "enc") != 0)
#endif
	{
		BIO_printf(bio_err, "%s is an unknown cipher\n", pname);
		goto end;
	}

	if (options_parse(argc, argv, enc_options, NULL, NULL) != 0) {
		enc_usage();
		goto end;
	}

	if (enc_config.keyfile != NULL) {
		static char buf[128];
		FILE *infile;

		infile = fopen(enc_config.keyfile, "r");
		if (infile == NULL) {
			BIO_printf(bio_err, "unable to read key from '%s'\n",
			    enc_config.keyfile);
			goto end;
		}
		buf[0] = '\0';
		if (!fgets(buf, sizeof buf, infile)) {
			BIO_printf(bio_err, "unable to read key from '%s'\n",
			    enc_config.keyfile);
			fclose(infile);
			goto end;
		}
		fclose(infile);
		i = strlen(buf);
		if ((i > 0) && ((buf[i - 1] == '\n') || (buf[i - 1] == '\r')))
			buf[--i] = '\0';
		if ((i > 0) && ((buf[i - 1] == '\n') || (buf[i - 1] == '\r')))
			buf[--i] = '\0';
		if (i < 1) {
			BIO_printf(bio_err, "zero length password\n");
			goto end;
		}
		enc_config.keystr = buf;
	}

	if (enc_config.md != NULL &&
	    (dgst = EVP_get_digestbyname(enc_config.md)) == NULL) {
		BIO_printf(bio_err,
		    "%s is an unsupported message digest type\n",
		    enc_config.md);
		goto end;
	}
	if (dgst == NULL) {
//.........这里部分代码省略.........

int MAIN(int argc, char **argv)
	{
	ENGINE *e = NULL;
	char **args, *infile = NULL, *outfile = NULL;
	char *passargin = NULL, *passargout = NULL;
	BIO *in = NULL, *out = NULL;
	int topk8 = 0;
	int pbe_nid = -1;
	const EVP_CIPHER *cipher = NULL;
	int iter = PKCS12_DEFAULT_ITER;
	int informat, outformat;
	int p8_broken = PKCS8_OK;
	int nocrypt = 0;
	X509_SIG *p8 = NULL;
	PKCS8_PRIV_KEY_INFO *p8inf = NULL;
	EVP_PKEY *pkey=NULL;
	char pass[50], *passin = NULL, *passout = NULL, *p8pass = NULL;
	int badarg = 0;
	int ret = 1;
#ifndef OPENSSL_NO_ENGINE
	char *engine=NULL;
#endif

	if (bio_err == NULL) bio_err = BIO_new_fp (stderr, BIO_NOCLOSE);

	if (!load_config(bio_err, NULL))
		goto end;

	informat=FORMAT_PEM;
	outformat=FORMAT_PEM;

	ERR_load_crypto_strings();
	OpenSSL_add_all_algorithms();
	args = argv + 1;
	while (!badarg && *args && *args[0] == '-')
		{
		if (!strcmp(*args,"-v2"))
			{
			if (args[1])
				{
				args++;
				cipher=EVP_get_cipherbyname(*args);
				if (!cipher)
					{
					BIO_printf(bio_err,
						 "Unknown cipher %s\n", *args);
					badarg = 1;
					}
				}
			else
				badarg = 1;
			}
		else if (!strcmp(*args,"-v1"))
			{
			if (args[1])
				{
				args++;
				pbe_nid=OBJ_txt2nid(*args);
				if (pbe_nid == NID_undef)
					{
					BIO_printf(bio_err,
						 "Unknown PBE algorithm %s\n", *args);
					badarg = 1;
					}
				}
			else
				badarg = 1;
			}
		else if (!strcmp(*args,"-v2prf"))
			{
			if (args[1])
				{
				args++;
				pbe_nid=OBJ_txt2nid(*args);
				if (!EVP_PBE_find(EVP_PBE_TYPE_PRF, pbe_nid, NULL, NULL, 0))
					{
					BIO_printf(bio_err,
						 "Unknown PRF algorithm %s\n", *args);
					badarg = 1;
					}
				}
			else
				badarg = 1;
			}
		else if (!strcmp(*args,"-inform"))
			{
			if (args[1])
				{
				args++;
				informat=str2fmt(*args);
				}
			else badarg = 1;
			}
		else if (!strcmp(*args,"-outform"))
			{
			if (args[1])
				{
				args++;
				outformat=str2fmt(*args);
				}
//.........这里部分代码省略.........

    jdoubleArray Java_de_blinkt_openvpn_core_NativeUtils_getOpenSSLSpeed(JNIEnv* env, jclass thiz, jstring algorithm, jint testnumber)
{
    static const unsigned char key16[16] = {
        0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0,
        0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12
    };
    const EVP_CIPHER *evp_cipher = NULL;

    const char* alg = (*env)->GetStringUTFChars( env, algorithm , NULL ) ;

    evp_cipher = EVP_get_cipherbyname(alg);
    if (evp_cipher == NULL)
        evp_md = EVP_get_digestbyname(alg);
    if (evp_cipher == NULL && evp_md == NULL) {
        //        BIO_printf(bio_err, "%s: %s is an unknown cipher or digest\n", prog, opt_arg());
        //jniThrowException(env, "java/security/NoSuchAlgorithmException", "Algorithm not found");
        return NULL;
    }


    const char* name;

    loopargs_t *loopargs = NULL;
    int loopargs_len = 1;
    int async_jobs=0;
    loopargs = malloc(loopargs_len * sizeof(loopargs_t));
    memset(loopargs, 0, loopargs_len * sizeof(loopargs_t));


    jdoubleArray ret = (*env)->NewDoubleArray(env, 3);

    if (testnum < 0 || testnum >= SIZE_NUM)
        return NULL;

    testnum = testnumber;


    for (int i = 0; i < loopargs_len; i++) {
        int misalign=0;
        loopargs[i].buf_malloc = malloc((int)BUFSIZE + MAX_MISALIGNMENT + 1);
        loopargs[i].buf2_malloc = malloc((int)BUFSIZE + MAX_MISALIGNMENT + 1);
        /* Align the start of buffers on a 64 byte boundary */
        loopargs[i].buf = loopargs[i].buf_malloc + misalign;
        loopargs[i].buf2 = loopargs[i].buf2_malloc + misalign;
    }


    int count;
    float d;
    if (evp_cipher) {
        name = OBJ_nid2ln(EVP_CIPHER_nid(evp_cipher));
        /*
         * -O3 -fschedule-insns messes up an optimization here!
         * names[D_EVP] somehow becomes NULL
         */


        for (int k = 0; k < loopargs_len; k++) {
            loopargs[k].ctx = EVP_CIPHER_CTX_new();
            if (decrypt)
                EVP_DecryptInit_ex(loopargs[k].ctx, evp_cipher, NULL, key16, iv);
            else
                EVP_EncryptInit_ex(loopargs[k].ctx, evp_cipher, NULL, key16, iv);
            EVP_CIPHER_CTX_set_padding(loopargs[k].ctx, 0);
        }

        Time_F(START);
        pthread_t timer_thread;

        if (pthread_create(&timer_thread, NULL, stop_run, NULL))
            return NULL;

        count = run_benchmark(async_jobs, EVP_Update_loop, loopargs);
        d = Time_F(STOP);
        for (int k = 0; k < loopargs_len; k++) {
            EVP_CIPHER_CTX_free(loopargs[k].ctx);
        }
    }
    if (evp_md) {
        name = OBJ_nid2ln(EVP_MD_type(evp_md));
        //            print_message(names[D_EVP], save_count, lengths[testnum]);

        pthread_t timer_thread;
        if (pthread_create(&timer_thread, NULL, stop_run, NULL))
            return NULL;

        Time_F(START);
        count = run_benchmark(async_jobs, EVP_Digest_loop, loopargs);
        d = Time_F(STOP);
    }

    // Save results in hacky way
    double results[] = {(double) lengths[testnum], (double) count, d};


    (*env)->SetDoubleArrayRegion(env, ret, 0, 3, results);
    //        print_result(D_EVP, testnum, count, d);


    return ret;
//.........这里部分代码省略.........

int
_libssh2_pub_priv_keyfile(LIBSSH2_SESSION *session,
                          unsigned char **method,
                          size_t *method_len,
                          unsigned char **pubkeydata,
                          size_t *pubkeydata_len,
                          const char *privatekey,
                          const char *passphrase)
{
    int       st;
    BIO*      bp;
    EVP_PKEY* pk;

    _libssh2_debug(session,
                   LIBSSH2_TRACE_AUTH,
                   "Computing public key from private key file: %s",
                   privatekey);

    bp = BIO_new_file(privatekey, "r");
    if (bp == NULL) {
        _libssh2_error(session,
                       LIBSSH2_ERROR_FILE,
                       "Unable to open private key file");
        return -1;
    }
    if (!EVP_get_cipherbyname("des")) {
        /* If this cipher isn't loaded it's a pretty good indication that none
         * are.  I have *NO DOUBT* that there's a better way to deal with this
         * ($#&%#$(%$#( Someone buy me an OpenSSL manual and I'll read up on
         * it.
         */
        OpenSSL_add_all_ciphers();
    }
    BIO_reset(bp);
    pk = PEM_read_bio_PrivateKey(bp, NULL, NULL, (void*)passphrase);
    BIO_free(bp);

    if (pk == NULL) {
        _libssh2_error(session,
                       LIBSSH2_ERROR_FILE,
                       "Wrong passphrase or invalid/unrecognized "
                       "private key file format");
        return -1;
    }

    switch (pk->type) {
    case EVP_PKEY_RSA :
        st = gen_publickey_from_rsa_evp(
            session, method, method_len, pubkeydata, pubkeydata_len, pk);
        break;

    case EVP_PKEY_DSA :
        st = gen_publickey_from_dsa_evp(
            session, method, method_len, pubkeydata, pubkeydata_len, pk);
        break;

    default :
        st = -1;
        _libssh2_error(session,
                       LIBSSH2_ERROR_FILE,
                       "Unsupported private key file format");
        break;
    }

    EVP_PKEY_free(pk);
    return st;
}

int MAIN(int argc, char **argv)
{
#ifndef OPENSSL_NO_ENGINE
    ENGINE *e = NULL;
#endif
    int ret=1;
    DSA *dsa=NULL;
    int i,badops=0;
    const EVP_CIPHER *enc=NULL;
    BIO *in=NULL,*out=NULL;
    int informat,outformat,text=0,noout=0;
    int pubin = 0, pubout = 0;
    char *infile,*outfile,*prog;
#ifndef OPENSSL_NO_ENGINE
    char *engine;
#endif
    char *passargin = NULL, *passargout = NULL;
    char *passin = NULL, *passout = NULL;
    int modulus=0;

    apps_startup();

    if (bio_err == NULL)
        if ((bio_err=BIO_new(BIO_s_file())) != NULL)
            BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);

    if (!load_config(bio_err, NULL))
        goto end;

#ifndef OPENSSL_NO_ENGINE
    engine=NULL;
#endif
    infile=NULL;
    outfile=NULL;
    informat=FORMAT_PEM;
    outformat=FORMAT_PEM;

    prog=argv[0];
    argc--;
    argv++;
    while (argc >= 1)
    {
        if 	(strcmp(*argv,"-inform") == 0)
        {
            if (--argc < 1) goto bad;
            informat=str2fmt(*(++argv));
        }
        else if (strcmp(*argv,"-outform") == 0)
        {
            if (--argc < 1) goto bad;
            outformat=str2fmt(*(++argv));
        }
        else if (strcmp(*argv,"-in") == 0)
        {
            if (--argc < 1) goto bad;
            infile= *(++argv);
        }
        else if (strcmp(*argv,"-out") == 0)
        {
            if (--argc < 1) goto bad;
            outfile= *(++argv);
        }
        else if (strcmp(*argv,"-passin") == 0)
        {
            if (--argc < 1) goto bad;
            passargin= *(++argv);
        }
        else if (strcmp(*argv,"-passout") == 0)
        {
            if (--argc < 1) goto bad;
            passargout= *(++argv);
        }
#ifndef OPENSSL_NO_ENGINE
        else if (strcmp(*argv,"-engine") == 0)
        {
            if (--argc < 1) goto bad;
            engine= *(++argv);
        }
#endif
        else if (strcmp(*argv,"-noout") == 0)
            noout=1;
        else if (strcmp(*argv,"-text") == 0)
            text=1;
        else if (strcmp(*argv,"-modulus") == 0)
            modulus=1;
        else if (strcmp(*argv,"-pubin") == 0)
            pubin=1;
        else if (strcmp(*argv,"-pubout") == 0)
            pubout=1;
        else if ((enc=EVP_get_cipherbyname(&(argv[0][1]))) == NULL)
        {
            BIO_printf(bio_err,"unknown option %s\n",*argv);
            badops=1;
            break;
        }
        argc--;
        argv++;
    }

    if (badops)
//.........这里部分代码省略.........

int enc_main(int argc, char **argv)
{
    static char buf[128];
    static const char magic[] = "Salted__";
    BIO *in = NULL, *out = NULL, *b64 = NULL, *benc = NULL, *rbio =
                                            NULL, *wbio = NULL;
    EVP_CIPHER_CTX *ctx = NULL;
    const EVP_CIPHER *cipher = NULL, *c;
    const EVP_MD *dgst = NULL;
    char *hkey = NULL, *hiv = NULL, *hsalt = NULL, *p;
    char *infile = NULL, *outfile = NULL, *prog;
    char *str = NULL, *passarg = NULL, *pass = NULL, *strbuf = NULL;
    char mbuf[sizeof magic - 1];
    OPTION_CHOICE o;
    int bsize = BSIZE, verbose = 0, debug = 0, olb64 = 0, nosalt = 0;
    int enc = 1, printkey = 0, i, k;
    int base64 = 0, informat = FORMAT_BINARY, outformat = FORMAT_BINARY;
    int ret = 1, inl, nopad = 0, non_fips_allow = 0;
    unsigned char key[EVP_MAX_KEY_LENGTH], iv[EVP_MAX_IV_LENGTH];
    unsigned char *buff = NULL, salt[PKCS5_SALT_LEN];
    unsigned long n;
#ifdef ZLIB
    int do_zlib = 0;
    BIO *bzl = NULL;
#endif

    /* first check the program name */
    prog = opt_progname(argv[0]);
    if (strcmp(prog, "base64") == 0)
        base64 = 1;
#ifdef ZLIB
    else if (strcmp(prog, "zlib") == 0)
        do_zlib = 1;
#endif
    else {
        cipher = EVP_get_cipherbyname(prog);
        if (cipher == NULL && strcmp(prog, "enc") != 0) {
            BIO_printf(bio_err, "%s is not a known cipher\n", prog);
            goto end;
        }
    }

    prog = opt_init(argc, argv, enc_options);
    while ((o = opt_next()) != OPT_EOF) {
        switch (o) {
        case OPT_EOF:
        case OPT_ERR:
opthelp:
            BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
            goto end;
        case OPT_HELP:
            opt_help(enc_options);
            ret = 0;
            BIO_printf(bio_err, "Cipher Types\n");
            OBJ_NAME_do_all_sorted(OBJ_NAME_TYPE_CIPHER_METH,
                                   show_ciphers, bio_err);
            BIO_printf(bio_err, "\n");
            goto end;
        case OPT_E:
            enc = 1;
            break;
        case OPT_IN:
            infile = opt_arg();
            break;
        case OPT_OUT:
            outfile = opt_arg();
            break;
        case OPT_PASS:
            passarg = opt_arg();
            break;
        case OPT_ENGINE:
            (void)setup_engine(opt_arg(), 0);
            break;
        case OPT_D:
            enc = 0;
            break;
        case OPT_P:
            printkey = 1;
            break;
        case OPT_V:
            verbose = 1;
            break;
        case OPT_NOPAD:
            nopad = 1;
            break;
        case OPT_SALT:
            nosalt = 0;
            break;
        case OPT_NOSALT:
            nosalt = 1;
            break;
        case OPT_DEBUG:
            debug = 1;
            break;
        case OPT_UPPER_P:
            printkey = 2;
            break;
        case OPT_UPPER_A:
            olb64 = 1;
            break;
//.........这里部分代码省略.........

int PEM_get_EVP_CIPHER_INFO(char *header, EVP_CIPHER_INFO *cipher)
{
    const EVP_CIPHER *enc = NULL;
    char *p, c;
    char **header_pp = &header;

    cipher->cipher = NULL;
    if ((header == NULL) || (*header == '\0') || (*header == '\n'))
        return (1);
    if (strncmp(header, "Proc-Type: ", 11) != 0) {
        PEMerr(PEM_F_PEM_GET_EVP_CIPHER_INFO, PEM_R_NOT_PROC_TYPE);
        return (0);
    }
    header += 11;
    if (*header != '4')
        return (0);
    header++;
    if (*header != ',')
        return (0);
    header++;
    if (strncmp(header, "ENCRYPTED", 9) != 0) {
        PEMerr(PEM_F_PEM_GET_EVP_CIPHER_INFO, PEM_R_NOT_ENCRYPTED);
        return (0);
    }
    for (; (*header != '\n') && (*header != '\0'); header++) ;
    if (*header == '\0') {
        PEMerr(PEM_F_PEM_GET_EVP_CIPHER_INFO, PEM_R_SHORT_HEADER);
        return (0);
    }
    header++;
    if (strncmp(header, "DEK-Info: ", 10) != 0) {
        PEMerr(PEM_F_PEM_GET_EVP_CIPHER_INFO, PEM_R_NOT_DEK_INFO);
        return (0);
    }
    header += 10;

    p = header;
    for (;;) {
        c = *header;
#ifndef CHARSET_EBCDIC
        if (!(((c >= 'A') && (c <= 'Z')) || (c == '-') ||
              ((c >= '0') && (c <= '9'))))
            break;
#else
        if (!(isupper(c) || (c == '-') || isdigit(c)))
            break;
#endif
        header++;
    }
    *header = '\0';
    cipher->cipher = enc = EVP_get_cipherbyname(p);
    *header = c;
    header++;

    if (enc == NULL) {
        PEMerr(PEM_F_PEM_GET_EVP_CIPHER_INFO, PEM_R_UNSUPPORTED_ENCRYPTION);
        return (0);
    }
    if (!load_iv(header_pp, &(cipher->iv[0]), enc->iv_len))
        return (0);

    return (1);
}

void ssl_load_ciphers(void)
	{
	ssl_cipher_methods[SSL_ENC_DES_IDX]= 
		EVP_get_cipherbyname(SN_des_cbc);
	ssl_cipher_methods[SSL_ENC_3DES_IDX]=
		EVP_get_cipherbyname(SN_des_ede3_cbc);
	ssl_cipher_methods[SSL_ENC_RC4_IDX]=
		EVP_get_cipherbyname(SN_rc4);
	ssl_cipher_methods[SSL_ENC_RC2_IDX]= 
		EVP_get_cipherbyname(SN_rc2_cbc);
#ifndef OPENSSL_NO_IDEA
	ssl_cipher_methods[SSL_ENC_IDEA_IDX]= 
		EVP_get_cipherbyname(SN_idea_cbc);
#else
	ssl_cipher_methods[SSL_ENC_IDEA_IDX]= NULL;
#endif
	ssl_cipher_methods[SSL_ENC_AES128_IDX]=
	  EVP_get_cipherbyname(SN_aes_128_cbc);
	ssl_cipher_methods[SSL_ENC_AES256_IDX]=
	  EVP_get_cipherbyname(SN_aes_256_cbc);
	ssl_cipher_methods[SSL_ENC_CAMELLIA128_IDX]=
	  EVP_get_cipherbyname(SN_camellia_128_cbc);
	ssl_cipher_methods[SSL_ENC_CAMELLIA256_IDX]=
	  EVP_get_cipherbyname(SN_camellia_256_cbc);
	ssl_cipher_methods[SSL_ENC_GOST89_IDX]=
	  EVP_get_cipherbyname(SN_gost89_cnt);
	ssl_cipher_methods[SSL_ENC_SEED_IDX]=
	  EVP_get_cipherbyname(SN_seed_cbc);

	ssl_digest_methods[SSL_MD_MD5_IDX]=
		EVP_get_digestbyname(SN_md5);
	ssl_mac_secret_size[SSL_MD_MD5_IDX]=
		EVP_MD_size(ssl_digest_methods[SSL_MD_MD5_IDX]);
	OPENSSL_assert(ssl_mac_secret_size[SSL_MD_MD5_IDX] >= 0);
	ssl_digest_methods[SSL_MD_SHA1_IDX]=
		EVP_get_digestbyname(SN_sha1);
	ssl_mac_secret_size[SSL_MD_SHA1_IDX]=
		EVP_MD_size(ssl_digest_methods[SSL_MD_SHA1_IDX]);
	OPENSSL_assert(ssl_mac_secret_size[SSL_MD_SHA1_IDX] >= 0);
	ssl_digest_methods[SSL_MD_GOST94_IDX]=
		EVP_get_digestbyname(SN_id_GostR3411_94);
	if (ssl_digest_methods[SSL_MD_GOST94_IDX])
		{	
		ssl_mac_secret_size[SSL_MD_GOST94_IDX]=
			EVP_MD_size(ssl_digest_methods[SSL_MD_GOST94_IDX]);
		OPENSSL_assert(ssl_mac_secret_size[SSL_MD_GOST94_IDX] >= 0);
		}
	ssl_digest_methods[SSL_MD_GOST89MAC_IDX]=
		EVP_get_digestbyname(SN_id_Gost28147_89_MAC);
		ssl_mac_pkey_id[SSL_MD_GOST89MAC_IDX] = get_optional_pkey_id("gost-mac");
		if (ssl_mac_pkey_id[SSL_MD_GOST89MAC_IDX]) {
			ssl_mac_secret_size[SSL_MD_GOST89MAC_IDX]=32;
		}		

	}

int MAIN(int argc, char **argv)
{
    int ret = 1;
    EC_KEY *eckey = NULL;
    const EC_GROUP *group;
    int i, badops = 0;
    const EVP_CIPHER *enc = NULL;
    BIO *in = NULL, *out = NULL;
    int informat, outformat, text = 0, noout = 0;
    int pubin = 0, pubout = 0, param_out = 0;
    char *infile, *outfile, *prog, *engine;
    char *passargin = NULL, *passargout = NULL;
    char *passin = NULL, *passout = NULL;
    point_conversion_form_t form = POINT_CONVERSION_UNCOMPRESSED;
    int new_form = 0;
    int asn1_flag = OPENSSL_EC_NAMED_CURVE;
    int new_asn1_flag = 0;

    apps_startup();

    if (bio_err == NULL)
        if ((bio_err = BIO_new(BIO_s_file())) != NULL)
            BIO_set_fp(bio_err, stderr, BIO_NOCLOSE | BIO_FP_TEXT);

    if (!load_config(bio_err, NULL))
        goto end;

    engine = NULL;
    infile = NULL;
    outfile = NULL;
    informat = FORMAT_PEM;
    outformat = FORMAT_PEM;

    prog = argv[0];
    argc--;
    argv++;
    while (argc >= 1) {
        if (strcmp(*argv, "-inform") == 0) {
            if (--argc < 1)
                goto bad;
            informat = str2fmt(*(++argv));
        } else if (strcmp(*argv, "-outform") == 0) {
            if (--argc < 1)
                goto bad;
            outformat = str2fmt(*(++argv));
        } else if (strcmp(*argv, "-in") == 0) {
            if (--argc < 1)
                goto bad;
            infile = *(++argv);
        } else if (strcmp(*argv, "-out") == 0) {
            if (--argc < 1)
                goto bad;
            outfile = *(++argv);
        } else if (strcmp(*argv, "-passin") == 0) {
            if (--argc < 1)
                goto bad;
            passargin = *(++argv);
        } else if (strcmp(*argv, "-passout") == 0) {
            if (--argc < 1)
                goto bad;
            passargout = *(++argv);
        } else if (strcmp(*argv, "-engine") == 0) {
            if (--argc < 1)
                goto bad;
            engine = *(++argv);
        } else if (strcmp(*argv, "-noout") == 0)
            noout = 1;
        else if (strcmp(*argv, "-text") == 0)
            text = 1;
        else if (strcmp(*argv, "-conv_form") == 0) {
            if (--argc < 1)
                goto bad;
            ++argv;
            new_form = 1;
            if (strcmp(*argv, "compressed") == 0)
                form = POINT_CONVERSION_COMPRESSED;
            else if (strcmp(*argv, "uncompressed") == 0)
                form = POINT_CONVERSION_UNCOMPRESSED;
            else if (strcmp(*argv, "hybrid") == 0)
                form = POINT_CONVERSION_HYBRID;
            else
                goto bad;
        } else if (strcmp(*argv, "-param_enc") == 0) {
            if (--argc < 1)
                goto bad;
            ++argv;
            new_asn1_flag = 1;
            if (strcmp(*argv, "named_curve") == 0)
                asn1_flag = OPENSSL_EC_NAMED_CURVE;
            else if (strcmp(*argv, "explicit") == 0)
                asn1_flag = 0;
            else
                goto bad;
        } else if (strcmp(*argv, "-param_out") == 0)
            param_out = 1;
        else if (strcmp(*argv, "-pubin") == 0)
            pubin = 1;
        else if (strcmp(*argv, "-pubout") == 0)
            pubout = 1;
        else if ((enc = EVP_get_cipherbyname(&(argv[0][1]))) == NULL) {
//.........这里部分代码省略.........