C++ RAND_set_rand_method函数代码示例

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

isc_result_t
dst__openssl_init() {
	isc_result_t result;

#ifdef  DNS_CRYPTO_LEAKS
	CRYPTO_malloc_debug_init();
	CRYPTO_set_mem_debug_options(V_CRYPTO_MDEBUG_ALL);
	CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
#endif
	CRYPTO_set_mem_functions(mem_alloc, mem_realloc, mem_free);
	nlocks = CRYPTO_num_locks();
	locks = mem_alloc(sizeof(isc_mutex_t) * nlocks);
	if (locks == NULL)
		return (ISC_R_NOMEMORY);
	result = isc_mutexblock_init(locks, nlocks);
	if (result != ISC_R_SUCCESS)
		goto cleanup_mutexalloc;
	CRYPTO_set_locking_callback(lock_callback);
	CRYPTO_set_id_callback(id_callback);

	rm = mem_alloc(sizeof(RAND_METHOD));
	if (rm == NULL) {
		result = ISC_R_NOMEMORY;
		goto cleanup_mutexinit;
	}
	rm->seed = NULL;
	rm->bytes = entropy_get;
	rm->cleanup = NULL;
	rm->add = entropy_add;
	rm->pseudorand = entropy_getpseudo;
	rm->status = entropy_status;
#ifdef USE_ENGINE
	e = ENGINE_new();
	if (e == NULL) {
		result = ISC_R_NOMEMORY;
		goto cleanup_rm;
	}
	ENGINE_set_RAND(e, rm);
	RAND_set_rand_method(rm);
#else
	RAND_set_rand_method(rm);
#endif /* USE_ENGINE */
	return (ISC_R_SUCCESS);

#ifdef USE_ENGINE
 cleanup_rm:
	mem_free(rm);
#endif
 cleanup_mutexinit:
	CRYPTO_set_locking_callback(NULL);
	DESTROYMUTEXBLOCK(locks, nlocks);
 cleanup_mutexalloc:
	mem_free(locks);
	return (result);
}

开发者ID:OPSF，项目名称:uClinux，代码行数:55，代码来源:openssl_link.c

示例2: init_openssl_rand

/*
 * OpenSSL random should re-feeded occasionally. From /dev/urandom
 * preferably.
 */
static void
init_openssl_rand(void)
{
	if (RAND_get_rand_method() == NULL)
	{
#ifdef HAVE_RAND_OPENSSL
		RAND_set_rand_method(RAND_OpenSSL());
#else
		RAND_set_rand_method(RAND_SSLeay());
#endif
	}
	openssl_random_init = 1;
}

开发者ID:cconvey，项目名称:postgres，代码行数:17，代码来源:openssl.c

示例3: restore_rand

int restore_rand(void)
{
    if (!RAND_set_rand_method(old_rand))
        return 0;
    else
        return 1;
}

开发者ID:bbidd985，项目名称:IEEE_Taggant_System，代码行数:7，代码来源:ecdsatest.c

示例4: init_openssl_rand

/*
 * OpenSSL random should re-feeded occasionally. From /dev/urandom
 * preferably.
 */
static void
init_openssl_rand(void)
{
	if (RAND_get_rand_method() == NULL)
		RAND_set_rand_method(RAND_SSLeay());
	openssl_random_init = 1;
}

开发者ID:Epictetus，项目名称:postgres，代码行数:11，代码来源:openssl.c

示例5: RAND_cleanup

void RAND_cleanup(void)
{
    const RAND_METHOD *meth = RAND_get_rand_method();
    if (meth && meth->cleanup)
        meth->cleanup();
    RAND_set_rand_method(NULL);
}

开发者ID:GarikRC，项目名称:openssl，代码行数:7，代码来源:rand_lib.c

示例6: set_random_seed_for_testing

void set_random_seed_for_testing(const fc::sha512& new_seed)
{
    _warn();
    RAND_set_rand_method(&deterministic_rand_vtable);
    seed = new_seed;
    return;
}

开发者ID:clar，项目名称:graphene，代码行数:7，代码来源:deterministic_openssl_rand.cpp

示例7: RAND_cleanup

void RAND_cleanup(void)
	{
	const RAND_METHOD *meth = RAND_get_rand_method();
	if (meth && meth->cleanup)
		meth->cleanup();
#ifndef OPERA_SMALL_VERSION
	RAND_set_rand_method(NULL);
#endif // !OPERA_SMALL_VERSION
	}

开发者ID:prestocore，项目名称:browser，代码行数:9，代码来源:rand_lib.c

示例8: rand_cleanup_int

void rand_cleanup_int(void)
{
    const RAND_METHOD *meth = default_RAND_meth;
    if (meth && meth->cleanup)
        meth->cleanup();
    RAND_set_rand_method(NULL);
    CRYPTO_THREAD_lock_free(rand_meth_lock);
#ifndef OPENSSL_NO_ENGINE
    CRYPTO_THREAD_lock_free(rand_engine_lock);
#endif
}

开发者ID:vathpela，项目名称:mallory，代码行数:11，代码来源:rand_lib.c

示例9: FIPS_mode_set

int FIPS_mode_set(int r)
	{
	OPENSSL_init();
#ifdef OPENSSL_FIPS
#ifndef FIPS_AUTH_USER_PASS
#define FIPS_AUTH_USER_PASS	"Default FIPS Crypto User Password"
#endif
	if (!FIPS_module_mode_set(r, FIPS_AUTH_USER_PASS))
		return 0;
	if (r)
		RAND_set_rand_method(FIPS_rand_get_method());
	else
		RAND_set_rand_method(NULL);
	return 1;
#else
	if (r == 0)
		return 1;
	CRYPTOerr(CRYPTO_F_FIPS_MODE_SET, CRYPTO_R_FIPS_MODE_NOT_SUPPORTED);
	return 0;
#endif
	}

开发者ID:AndyPanda95，项目名称:python-for-android，代码行数:21，代码来源:o_fips.c

示例10: ENGINE_cleanup

void ENGINE_cleanup(void)
	{
	if(int_cleanup_check(0))
		{
		sk_ENGINE_CLEANUP_ITEM_pop_free(cleanup_stack,
			engine_cleanup_cb_free);
		cleanup_stack = NULL;
		}
	/* FIXME: This should be handled (somehow) through RAND, eg. by it
	 * registering a cleanup callback. */
	RAND_set_rand_method(NULL);
	}

开发者ID:oss-forks，项目名称:openssl，代码行数:12，代码来源:eng_lib.c

示例11: setup_rng

 void setup_rng()
 {
   RAND_METHOD ios_rand {
     ios_rand_seed,
     ios_rand_bytes,
     ios_rand_cleanup,
     ios_rand_add,
     ios_rand_pseudorand,
     ios_rand_status
   };
   RAND_set_rand_method(&ios_rand);
 }

开发者ID:RicoAntonioFelix，项目名称:IncludeOS，代码行数:12，代码来源:init.cpp

示例12: __shadow_plugin_init__

/* called after g_module_check_init(), after shadow searches for __shadow_plugin_init__ */
void __shadow_plugin_init__(ShadowFunctionTable* shadowlibFuncs) {
	/* save the shadow functions we will use */
	scallion.shadowlibFuncs = shadowlibFuncs;

	/* tell shadow which functions it should call to manage nodes */
	shadowlibFuncs->registerPlugin(&_scallion_new, &_scallion_free, &_scallion_notify);

	shadowlibFuncs->log(SHADOW_LOG_LEVEL_INFO, __FUNCTION__, "finished registering scallion plug-in state");

	/* setup openssl locks */

#define OPENSSL_THREAD_DEFINES
#include <openssl/opensslconf.h>
#if defined(OPENSSL_THREADS)
	/* thread support enabled */

	/* make sure openssl uses Shadow's random sources and make crypto thread-safe */
	const RAND_METHOD* shadowRandomMethod = NULL;
	CRYPTO_lock_func shadowLockFunc = NULL;
	CRYPTO_id_func shadowIdFunc = NULL;
	int nLocks = CRYPTO_num_locks();

	gboolean success = shadowlibFuncs->cryptoSetup(nLocks, (gpointer*)&shadowLockFunc,
			(gpointer*)&shadowIdFunc, (gconstpointer*)&shadowRandomMethod);
	if(!success) {
		/* ok, lets see if we can get shadow function pointers through LD_PRELOAD */
		shadowRandomMethod = RAND_get_rand_method();
		shadowLockFunc = CRYPTO_get_locking_callback();
		shadowIdFunc = CRYPTO_get_id_callback();
	}

	CRYPTO_set_locking_callback(shadowLockFunc);
	CRYPTO_set_id_callback(shadowIdFunc);
	RAND_set_rand_method(shadowRandomMethod);

	shadowlibFuncs->log(SHADOW_LOG_LEVEL_INFO, __FUNCTION__, "finished initializing crypto thread state");
#else
    /* no thread support */
	shadowlibFuncs->log(SHADOW_LOG_LEVEL_CRITICAL, __FUNCTION__, "please rebuild openssl with threading support. expect segfaults.");
#endif

	/* setup libevent locks */

#ifdef EVTHREAD_USE_PTHREADS_IMPLEMENTED
	if(evthread_use_pthreads()) {
		shadowlibFuncs->log(SHADOW_LOG_LEVEL_CRITICAL, __FUNCTION__, "error in evthread_use_pthreads()");
	}
	shadowlibFuncs->log(SHADOW_LOG_LEVEL_MESSAGE, __FUNCTION__, "finished initializing event thread state evthread_use_pthreads()");
#else
	shadowlibFuncs->log(SHADOW_LOG_LEVEL_CRITICAL, __FUNCTION__, "please rebuild libevent with threading support, or link with event_pthread. expect segfaults.");
#endif
}

开发者ID:Wegi，项目名称:shadow-plugin-tor，代码行数:53，代码来源:tor-plugin.c

示例13: change_rand

static int change_rand(void)
{
    /* save old rand method */
    if (!TEST_ptr(old_rand = RAND_get_rand_method()))
        return 0;

    fake_rand = *old_rand;
    /* use own random function */
    fake_rand.bytes = fbytes;
    /* set new RAND_METHOD */
    if (!TEST_true(RAND_set_rand_method(&fake_rand)))
        return 0;
    return 1;
}

开发者ID:Vonage，项目名称:openssl，代码行数:14，代码来源:ecdsatest.c

示例14: rand_cleanup_int

void rand_cleanup_int(void)
{
    const RAND_METHOD *meth = default_RAND_meth;

    if (meth != NULL && meth->cleanup != NULL)
        meth->cleanup();
    RAND_set_rand_method(NULL);
#ifndef OPENSSL_NO_ENGINE
    CRYPTO_THREAD_lock_free(rand_engine_lock);
#endif
    CRYPTO_THREAD_lock_free(rand_meth_lock);
    CRYPTO_THREAD_lock_free(rand_bytes.lock);
    if (rand_bytes.secure)
        OPENSSL_secure_clear_free(rand_bytes.buff, rand_bytes.size);
    else
        OPENSSL_clear_free(rand_bytes.buff, rand_bytes.size);
}

开发者ID:danielctull-forks，项目名称:openssl，代码行数:17，代码来源:rand_lib.c

示例15: RAND_set_rand_engine

int RAND_set_rand_engine(ENGINE *engine)
{
    const RAND_METHOD *tmp_meth = NULL;
    if (engine) {
        if (!ENGINE_init(engine))
            return 0;
        tmp_meth = ENGINE_get_RAND(engine);
        if (!tmp_meth) {
            ENGINE_finish(engine);
            return 0;
        }
    }
    /* This function releases any prior ENGINE so call it first */
    RAND_set_rand_method(tmp_meth);
    funct_ref = engine;
    return 1;
}

开发者ID:GarikRC，项目名称:openssl，代码行数:17，代码来源:rand_lib.c

示例16: change_rand

int change_rand(void)
{
    /* save old rand method */
    if ((old_rand = RAND_get_rand_method()) == NULL)
        return 0;

    fake_rand.seed = old_rand->seed;
    fake_rand.cleanup = old_rand->cleanup;
    fake_rand.add = old_rand->add;
    fake_rand.status = old_rand->status;
    /* use own random function */
    fake_rand.bytes = fbytes;
    fake_rand.pseudorand = old_rand->bytes;
    /* set new RAND_METHOD */
    if (!RAND_set_rand_method(&fake_rand))
        return 0;
    return 1;
}

开发者ID:bbidd985，项目名称:IEEE_Taggant_System，代码行数:18，代码来源:ecdsatest.c

示例17: ssl_configure

int ssl_configure(GLOBAL_OPTIONS *global) { /* configure global SSL settings */
#ifdef USE_FIPS
    if(FIPS_mode()!=global->option.fips) {
        RAND_set_rand_method(NULL); /* reset RAND methods */
        if(!FIPS_mode_set(global->option.fips)) {
            ERR_load_crypto_strings();
            sslerror("FIPS_mode_set");
            return 1;
        }
    }
    s_log(LOG_NOTICE, "FIPS mode %s",
        global->option.fips ? "enabled" : "disabled");
#endif /* USE_FIPS */
#ifndef OPENSSL_NO_COMP
    if(compression_init(global))
        return 1;
#endif /* OPENSSL_NO_COMP */
    if(prng_init(global))
        return 1;
    s_log(LOG_DEBUG, "PRNG seeded successfully");
    return 0; /* SUCCESS */
}

开发者ID:NickolasLapp，项目名称:stunnel_local，代码行数:22，代码来源:ssl.c

示例18: RAND_set_rand_engine

int RAND_set_rand_engine(ENGINE *engine)
{
    const RAND_METHOD *tmp_meth = NULL;

    if (!RUN_ONCE(&rand_lock_init, do_rand_lock_init))
        return 0;

    if (engine) {
        if (!ENGINE_init(engine))
            return 0;
        tmp_meth = ENGINE_get_RAND(engine);
        if (tmp_meth == NULL) {
            ENGINE_finish(engine);
            return 0;
        }
    }
    CRYPTO_THREAD_write_lock(rand_engine_lock);
    /* This function releases any prior ENGINE so call it first */
    RAND_set_rand_method(tmp_meth);
    funct_ref = engine;
    CRYPTO_THREAD_unlock(rand_engine_lock);
    return 1;
}

开发者ID:vathpela，项目名称:mallory，代码行数:23，代码来源:rand_lib.c

示例19: main

int
main(int argc, char **argv)
{
    int idx = 0;
    char *buffer;
    char path[MAXPATHLEN];

    setprogname(argv[0]);

    if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &idx))
	usage(1);

    if (help_flag)
	usage(0);

    if(version_flag){
	print_version(NULL);
	exit(0);
    }

    if (argc != idx)
	usage(1);

    buffer = emalloc(len);

    if (rand_method) {
	if (0) {
	}
#ifndef NO_RAND_FORTUNA_METHOD
	else if (strcasecmp(rand_method, "fortuna") == 0)
	    RAND_set_rand_method(RAND_fortuna_method());
#endif
#ifndef NO_RAND_UNIX_METHOD
	else if (strcasecmp(rand_method, "unix") == 0)
	    RAND_set_rand_method(RAND_unix_method());
#endif
#ifdef WIN32
	else if (strcasecmp(rand_method, "w32crypto") == 0)
	    RAND_set_rand_method(RAND_w32crypto_method());
#endif
	else
	    errx(1, "unknown method %s", rand_method);
    }

    if (RAND_file_name(path, sizeof(path)) == NULL)
	errx(1, "RAND_file_name failed");

    if (RAND_status() != 1)
	errx(1, "random not ready yet");

    if (RAND_bytes(buffer, len) != 1)
	errx(1, "RAND_bytes");

    if (filename)
	rk_dumpdata(filename, buffer, len);

    /* head vs tail */
    if (len >= 100000) {
	unsigned bytes[256]; 
	unsigned bits[8];
	size_t bit, i;
	double res;
	double slen = sqrt((double)len);

	memset(bits, 0, sizeof(bits));
	memset(bytes, 0, sizeof(bytes));

	for (i = 0; i < len; i++) {
	    unsigned char c = ((unsigned char *)buffer)[i];

	    bytes[c]++;

	    for (bit = 0; bit < 8 && c; bit++) {
		if (c & 1)
		    bits[bit]++;
		c = c >> 1;
	    }
	}

	/*
	 * The count for each bit value has a mean of n*p = len/2,
	 * and a standard deviation of sqrt(n*p*q) ~ sqrt(len/4).
	 * Normalizing by dividing by "n*p", we get a mean of 1 and
	 * a standard deviation of sqrt(q/n*p) = 1/sqrt(len).
	 *
	 * A 5.33-sigma event happens 1 time in 10 million.
	 * A 5.73-sigma event happens 1 time in 100 million.
	 * A 6.11-sigma event happens 1 time in 1000 million.
	 *
	 * We tolerate 5.33-sigma events (we have 8 not entirely
	 * independent chances of skewed results) and want to fail
	 * with a good RNG less often than 1 time in million.
	 */
	for (bit = 0; bit < 8; bit++) {
	    res = slen * fabs(1.0 - 2 * (double)bits[bit] / len);
	    if (res > 5.33)
		errx(1, "head%d vs tail%d: %.1f-sigma (%d of %d)",
		     (int)bit, (int)bit, res, bits[bit], len);
	    printf("head vs tails bit%d: %f-sigma\n", (int)bit, res);
	}
//.........这里部分代码省略.........

开发者ID:DavidMulder，项目名称:heimdal，代码行数:101，代码来源:test_rand.c

示例20: dst__openssl_init

isc_result_t
dst__openssl_init(const char *engine) {
	isc_result_t result;
#ifdef USE_ENGINE
	ENGINE *re;
#else

	UNUSED(engine);
#endif

#ifdef  DNS_CRYPTO_LEAKS
	CRYPTO_malloc_debug_init();
	CRYPTO_set_mem_debug_options(V_CRYPTO_MDEBUG_ALL);
	CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
#endif
	CRYPTO_set_mem_functions(mem_alloc, mem_realloc, mem_free);
	nlocks = CRYPTO_num_locks();
	locks = mem_alloc(sizeof(isc_mutex_t) * nlocks);
	if (locks == NULL)
		return (ISC_R_NOMEMORY);
	result = isc_mutexblock_init(locks, nlocks);
	if (result != ISC_R_SUCCESS)
		goto cleanup_mutexalloc;
	CRYPTO_set_locking_callback(lock_callback);
#if OPENSSL_VERSION_NUMBER < 0x10100000L
	CRYPTO_set_id_callback(id_callback);
#endif

	ERR_load_crypto_strings();

	rm = mem_alloc(sizeof(RAND_METHOD));
	if (rm == NULL) {
		result = ISC_R_NOMEMORY;
		goto cleanup_mutexinit;
	}
	rm->seed = NULL;
	rm->bytes = entropy_get;
	rm->cleanup = NULL;
	rm->add = entropy_add;
	rm->pseudorand = entropy_getpseudo;
	rm->status = entropy_status;

#ifdef USE_ENGINE
	OPENSSL_config(NULL);

	if (engine != NULL && *engine == '\0')
		engine = NULL;

	if (engine != NULL) {
		e = ENGINE_by_id(engine);
		if (e == NULL) {
			result = DST_R_NOENGINE;
			goto cleanup_rm;
		}
		/* This will init the engine. */
		if (!ENGINE_set_default(e, ENGINE_METHOD_ALL)) {
			result = DST_R_NOENGINE;
			goto cleanup_rm;
		}
	}

	re = ENGINE_get_default_RAND();
	if (re == NULL) {
		re = ENGINE_new();
		if (re == NULL) {
			result = ISC_R_NOMEMORY;
			goto cleanup_rm;
		}
		ENGINE_set_RAND(re, rm);
		ENGINE_set_default_RAND(re);
		ENGINE_free(re);
	} else
		ENGINE_finish(re);
#else
	RAND_set_rand_method(rm);
#endif /* USE_ENGINE */
	return (ISC_R_SUCCESS);

#ifdef USE_ENGINE
 cleanup_rm:
	if (e != NULL)
		ENGINE_free(e);
	e = NULL;
	mem_free(rm);
	rm = NULL;
#endif
 cleanup_mutexinit:
	CRYPTO_set_locking_callback(NULL);
	DESTROYMUTEXBLOCK(locks, nlocks);
 cleanup_mutexalloc:
	mem_free(locks);
	locks = NULL;
	return (result);
}

开发者ID:edmonds，项目名称:isc-bind9，代码行数:94，代码来源:openssl_link.c

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