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#include <gnutls/gnutls.h>
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#include <gnutls/crypto.h>
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#include "timespec.h" /* gnulib gettime */
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#include "timespec.h" /* gnulib gettime */
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static unsigned char data[64 * 1024];
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#define TOTAL_ITER 8*1024
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static int must_finish = 0;
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alarm_handler (int signo)
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DWORD WINAPI alarm_handler (LPVOID lpParameter);
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alarm_handler (LPVOID lpParameter)
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HANDLE wtimer = *((HANDLE *) lpParameter);
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WaitForSingleObject (wtimer, INFINITE);
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#define W32_ALARM_VARIABLES HANDLE wtimer = NULL, wthread = NULL; \
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LARGE_INTEGER alarm_timeout
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#define W32_ALARM_TRIGGER(timeout, leave) { \
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wtimer = CreateWaitableTimer (NULL, TRUE, NULL); \
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fprintf (stderr, "error: CreateWaitableTimer %u\n", GetLastError ()); \
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wthread = CreateThread (NULL, 0, alarm_handler, &wtimer, 0, NULL); \
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if (wthread == NULL) \
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fprintf (stderr, "error: CreateThread %u\n", GetLastError ()); \
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alarm_timeout.QuadPart = timeout * 10000000; \
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if (SetWaitableTimer (wtimer, &alarm_timeout, 0, NULL, NULL, FALSE) == 0) \
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fprintf (stderr, "error: SetWaitableTimer %u\n", GetLastError ()); \
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#define W32_ALARM_CLEANUP { \
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CloseHandle (wtimer); \
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if (wthread != NULL) \
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CloseHandle (wthread);}
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tls_log_func (int level, const char *str)
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fprintf (stderr, "|<%d>| %s", level, str);
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value2human (double bytes, double time, double *data, double *speed,
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if (bytes > 1000 && bytes < 1000 * 1000)
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*data = ((double) bytes) / 1000;
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*speed = *data / time;
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strcpy (metric, "Kb");
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else if (bytes >= 1000 * 1000 && bytes < 1000 * 1000 * 1000)
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*data = ((double) bytes) / (1000 * 1000);
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*speed = *data / time;
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strcpy (metric, "Mb");
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else if (bytes >= 1000 * 1000 * 1000)
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*data = ((double) bytes) / (1000 * 1000 * 1000);
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*speed = *data / time;
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strcpy (metric, "Gb");
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*data = (double) bytes;
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*speed = *data / time;
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strcpy (metric, "bytes");
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cipher_bench (int algo, int size)
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gnutls_cipher_hd_t ctx;
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gnutls_datum_t key, iv;
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struct timespec start, stop;
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double data_size = 0;
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double dspeed, ddata;
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int blocksize = gnutls_cipher_get_block_size (algo);
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int keysize = gnutls_cipher_get_key_size (algo);
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_key = malloc (keysize);
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for (i = 0; i < TOTAL_ITER; i++)
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gnutls_cipher_encrypt (ctx, data, size * 1024);
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data_size += size * 1024;
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while (must_finish == 0);
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gnutls_cipher_deinit (ctx);
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secs = (stop.tv_sec * 1000 + stop.tv_nsec / (1000 * 1000) -
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(start.tv_sec * 1000 + start.tv_nsec / (1000 * 1000)));
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(start.tv_sec * 1000 + start.tv_nsec / (1000 * 1000)));
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dd = (((double) data_size / (double) secs)) / 1000;
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printf ("Encrypted %ld kb in %.2f secs: ", data_size / 1000, secs);
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printf ("%.2f kbyte/sec\n", dd);
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value2human (data_size, secs, &ddata, &dspeed, metric);
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printf ("Encrypted %.2f %s in %.2f secs: ", ddata, metric, secs);
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printf ("%.2f %s/sec\n", dspeed, metric);
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mac_bench (int algo, int size)
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struct timespec start, stop;
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double data_size = 0;
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double ddata, dspeed;
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int blocksize = gnutls_hmac_get_len (algo);
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_key = malloc (blocksize);
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if (_key == NULL)
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memset (_key, 0xf0, blocksize);
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gnutls_global_init ();
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printf ("Checking %s (%dkb payload)... ", gnutls_mac_get_name (algo), size);
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W32_ALARM_TRIGGER(5, goto leave);
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gettime (&start);
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for (i = 0; i < TOTAL_ITER; i++)
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gnutls_hmac_fast (algo, _key, blocksize, data, size * 1024, _key);
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data_size += size * 1024;
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while (must_finish == 0);
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(stop.tv_sec * 1000 + stop.tv_nsec / (1000 * 1000) -
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(start.tv_sec * 1000 + start.tv_nsec / (1000 * 1000)));
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dd = (((double) data_size / (double) secs)) / 1000;
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printf ("Hashed %ld kb in %.2f secs: ", data_size / 1000, secs);
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printf ("%.2f kbyte/sec\n", dd);
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value2human (data_size, secs, &ddata, &dspeed, metric);
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printf ("Hashed %.2f %s in %.2f secs: ", ddata, metric, secs);
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printf ("%.2f %s/sec\n", dspeed, metric);
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main (int argc, char **argv)
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signal (SIGALRM, alarm_handler);
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gnutls_global_set_log_function (tls_log_func);
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gnutls_global_set_log_level (debug_level);
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gnutls_global_init ();
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mac_bench (GNUTLS_MAC_SHA1, 4);
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mac_bench (GNUTLS_MAC_SHA1, 8);
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mac_bench (GNUTLS_MAC_SHA1, 16);