xref: /isa-l_crypto/sm3_mb/sm3_mb_flush_test.c (revision e3f7d4fb1bd3dcbfb75b87e0c61870e751d613aa)
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29 #define ISAL_UNIT_TEST
30 #include <stdio.h>
31 #include <stdlib.h>
32 #include "sm3_mb.h"
33 
34 #define TEST_LEN  (1024*1024)
35 #define TEST_BUFS (SM3_MAX_LANES - 1)
36 #ifndef TEST_SEED
37 # define TEST_SEED 0x1234
38 #endif
39 
40 static uint8_t digest_ref[TEST_BUFS][4 * SM3_DIGEST_NWORDS];
41 
42 // Compare against reference function
43 extern void sm3_ossl(const unsigned char *buf, size_t length, unsigned char *digest);
44 
45 // Generates pseudo-random data
46 void rand_buffer(unsigned char *buf, const long buffer_size)
47 {
48 	long i;
49 	for (i = 0; i < buffer_size; i++)
50 		buf[i] = rand();
51 }
52 
53 uint8_t lens_print_and_check(SM3_HASH_CTX_MGR * mgr)
54 {
55 	static int32_t last_lens[SM3_MAX_LANES] = { 0 };
56 	int32_t len;
57 	uint8_t num_unchanged = 0;
58 	int i;
59 	for (i = 0; i < SM3_MAX_LANES; i++) {
60 		len = (int32_t) mgr->mgr.lens[i];
61 		// len[i] in mgr consists of byte_length<<4 | lane_index
62 		len = (len >= 16) ? (len >> 4 << 6) : 0;
63 		printf("\t%d", len);
64 		if (last_lens[i] > 0 && last_lens[i] == len)
65 			num_unchanged += 1;
66 		last_lens[i] = len;
67 	}
68 	printf("\n");
69 	return num_unchanged;
70 }
71 
72 int main(void)
73 {
74 	SM3_HASH_CTX_MGR *mgr = NULL;
75 	SM3_HASH_CTX ctxpool[TEST_BUFS];
76 	uint32_t i, j, fail = 0;
77 	unsigned char *bufs[TEST_BUFS];
78 	uint32_t lens[TEST_BUFS];
79 	uint8_t num_ret, num_unchanged = 0;
80 
81 	printf("sm3_mb flush test, %d buffers with %d length: \n", TEST_BUFS, TEST_LEN);
82 
83 	posix_memalign((void *)&mgr, 16, sizeof(SM3_HASH_CTX_MGR));
84 	sm3_ctx_mgr_init(mgr);
85 
86 	srand(TEST_SEED);
87 
88 	for (i = 0; i < TEST_BUFS; i++) {
89 		// Allocate  and fill buffer
90 		lens[i] = TEST_LEN / SM3_MAX_LANES * (i + 1);
91 		bufs[i] = (unsigned char *)malloc(lens[i]);
92 		if (bufs[i] == NULL) {
93 			printf("malloc failed test aborted\n");
94 			return 1;
95 		}
96 		rand_buffer(bufs[i], lens[i]);
97 	}
98 
99 	for (i = 0; i < TEST_BUFS; i++) {
100 		// Init ctx contexts
101 		hash_ctx_init(&ctxpool[i]);
102 		ctxpool[i].user_data = (void *)((uint64_t) i);
103 
104 		// Run reference test
105 		sm3_ossl(bufs[i], lens[i], digest_ref[i]);
106 
107 		// Run sb_sm3 test
108 		sm3_ctx_mgr_submit(mgr, &ctxpool[i], bufs[i], lens[i], HASH_ENTIRE);
109 	}
110 
111 	printf("Changes of lens inside mgr:\n");
112 	lens_print_and_check(mgr);
113 	while (sm3_ctx_mgr_flush(mgr)) {
114 		num_ret = lens_print_and_check(mgr);
115 		num_unchanged = num_unchanged > num_ret ? num_unchanged : num_ret;
116 	}
117 	printf("Info of sm3_mb lens prints over\n");
118 
119 	for (i = 0; i < TEST_BUFS; i++) {
120 		for (j = 0; j < SM3_DIGEST_NWORDS; j++) {
121 			if (ctxpool[i].job.result_digest[j] !=
122 			    to_le32(((uint32_t *) digest_ref[i])[j])) {
123 				fail++;
124 				printf("Test%d fixed size, digest%d "
125 				       "fail 0x%08X <=> 0x%08X \n",
126 				       i, j, ctxpool[i].job.result_digest[j],
127 				       to_le32(((uint32_t *) digest_ref[i])[j]));
128 			}
129 		}
130 	}
131 
132 	if (fail)
133 		printf("Test failed function check %d\n", fail);
134 	else
135 		printf("Pass\n");
136 
137 	return fail;
138 }
139