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  **********************************************************************/
  #define ISAL_UNIT_TEST
  #include <stdio.h>
  #include <stdlib.h>
  #include <string.h>
  #include "sm3_mb.h"
  #include "endian_helper.h"
  
  typedef uint32_t digest_sm3[SM3_DIGEST_NWORDS];
  
  #define MSGS 2
  #define NUM_JOBS 1000
  
  #define PSEUDO_RANDOM_NUM(seed) ((seed) * 5 + ((seed) * (seed)) / 64) % MSGS
  
  static uint8_t msg1[] = "abc";
  static uint8_t msg2[] = "abcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcd";
  
  /* small endian */
  static digest_sm3 exp_result_digest1 = { 0x66c7f0f4, 0x62eeedd9, 0xd1f2d46b, 0xdc10e4e2,
  	0x4167c487, 0x5cf2f7a2, 0x297da02b, 0x8f4ba8e0
  };
  
  /* small endian */
  static digest_sm3 exp_result_digest2 = { 0xdebe9ff9, 0x2275b8a1, 0x38604889, 0xc18e5a4d,
  	0x6fdb70e5, 0x387e5765, 0x293dcba3, 0x9c0c5732
  };
  
  static uint8_t *msgs[MSGS] = { msg1, msg2 };
  
  static uint32_t *exp_result_digest[MSGS] = {
  	exp_result_digest1, exp_result_digest2
  };
  
  int main(void)
  {
  	SM3_HASH_CTX_MGR *mgr = NULL;
  	SM3_HASH_CTX ctxpool[NUM_JOBS], *ctx = NULL;
  	uint32_t i, j, k, t, checked = 0;
  	uint32_t *good;
  
  	posix_memalign((void *)&mgr, 16, sizeof(SM3_HASH_CTX_MGR));
  	sm3_ctx_mgr_init(mgr);
  
  	// Init contexts before first use
  	for (i = 0; i < MSGS; i++) {
  		hash_ctx_init(&ctxpool[i]);
  		ctxpool[i].user_data = (void *)((uint64_t) i);
  	}
  
  	for (i = 0; i < MSGS; i++) {
  		ctx = sm3_ctx_mgr_submit(mgr,
  					 &ctxpool[i],
  					 msgs[i], strlen((char *)msgs[i]), HASH_ENTIRE);
  
  		if (ctx) {
  			t = (unsigned long)(ctx->user_data);
  			good = exp_result_digest[t];
  			checked++;
  			for (j = 0; j < SM3_DIGEST_NWORDS; j++) {
  				if (byteswap32(good[j]) != ctxpool[t].job.result_digest[j]) {
  					printf("Test %d, digest %d is %08X, should be %08X\n",
  					       t, j, ctxpool[t].job.result_digest[j],
  					       byteswap32(good[j]));
  					return -1;
  				}
  			}
  
  			if (ctx->error) {
  				printf("Something bad happened during the submit."
  				       " Error code: %d", ctx->error);
  				return -1;
  			}
  
  		}
  	}
  
  	while (1) {
  		ctx = sm3_ctx_mgr_flush(mgr);
  
  		if (ctx) {
  			t = (unsigned long)(ctx->user_data);
  			good = exp_result_digest[t];
  			checked++;
  			for (j = 0; j < SM3_DIGEST_NWORDS; j++) {
  				if (byteswap32(good[j]) != ctxpool[t].job.result_digest[j]) {
  					printf("Test %d, digest %d is %08X, should be %08X\n",
  					       t, j, ctxpool[t].job.result_digest[j],
  					       byteswap32(good[j]));
  					return -1;
  				}
  			}
  
  			if (ctx->error) {
  				printf("Something bad happened during the submit."
  				       " Error code: %d", ctx->error);
  				return -1;
  			}
  		} else {
  			break;
  		}
  	}
  
  	// do larger test in pseudo-random order
  
  	// Init contexts before first use
  	for (i = 0; i < NUM_JOBS; i++) {
  		hash_ctx_init(&ctxpool[i]);
  		ctxpool[i].user_data = (void *)((uint64_t) i);
  	}
  
  	checked = 0;
  	for (i = 0; i < NUM_JOBS; i++) {
  		j = PSEUDO_RANDOM_NUM(i);
  		ctx = sm3_ctx_mgr_submit(mgr,
  					 &ctxpool[i],
  					 msgs[j], strlen((char *)msgs[j]), HASH_ENTIRE);
  		if (ctx) {
  			t = (unsigned long)(ctx->user_data);
  			k = PSEUDO_RANDOM_NUM(t);
  			good = exp_result_digest[k];
  			checked++;
  			for (j = 0; j < SM3_DIGEST_NWORDS; j++) {
  				if (byteswap32(good[j]) != ctxpool[t].job.result_digest[j]) {
  					printf("Test %d, digest %d is %08X, should be %08X\n",
  					       t, j, ctxpool[t].job.result_digest[j],
  					       byteswap32(good[j]));
  					return -1;
  				}
  			}
  
  			if (ctx->error) {
  				printf("Something bad happened during the"
  				       " submit. Error code: %d", ctx->error);
  				return -1;
  			}
  		}
  	}
  	while (1) {
  		ctx = sm3_ctx_mgr_flush(mgr);
  
  		if (ctx) {
  			t = (unsigned long)(ctx->user_data);
  			k = PSEUDO_RANDOM_NUM(t);
  			good = exp_result_digest[k];
  			checked++;
  			for (j = 0; j < SM3_DIGEST_NWORDS; j++) {
  				if (byteswap32(good[j]) != ctxpool[t].job.result_digest[j]) {
  					printf("Test %d, digest %d is %08X, should be %08X\n",
  					       t, j, ctxpool[t].job.result_digest[j],
  					       byteswap32(good[j]));
  					return -1;
  				}
  			}
  
  			if (ctx->error) {
  				printf("Something bad happened during the submit."
  				       " Error code: %d", ctx->error);
  				return -1;
  			}
  		} else {
  			break;
  		}
  	}
  
  	if (checked != NUM_JOBS) {
  		printf("only tested %d rather than %d\n", checked, NUM_JOBS);
  		return -1;
  	}
  
  	printf(" multibinary_sm3 test: Pass\n");
  
  	return 0;
  }
  