1
2 #define TEST_NAME "secretbox_easy"
3 #include "cmptest.h"
4
5 static unsigned char firstkey[32] = { 0x1b, 0x27, 0x55, 0x64, 0x73, 0xe9, 0x85,
6 0xd4, 0x62, 0xcd, 0x51, 0x19, 0x7a, 0x9a,
7 0x46, 0xc7, 0x60, 0x09, 0x54, 0x9e, 0xac,
8 0x64, 0x74, 0xf2, 0x06, 0xc4, 0xee, 0x08,
9 0x44, 0xf6, 0x83, 0x89 };
10
11 static unsigned char nonce[24] = { 0x69, 0x69, 0x6e, 0xe9, 0x55, 0xb6,
12 0x2b, 0x73, 0xcd, 0x62, 0xbd, 0xa8,
13 0x75, 0xfc, 0x73, 0xd6, 0x82, 0x19,
14 0xe0, 0x03, 0x6b, 0x7a, 0x0b, 0x37 };
15
16 static unsigned char m[131] = {
17 0xbe, 0x07, 0x5f, 0xc5, 0x3c, 0x81, 0xf2, 0xd5, 0xcf, 0x14, 0x13, 0x16,
18 0xeb, 0xeb, 0x0c, 0x7b, 0x52, 0x28, 0xc5, 0x2a, 0x4c, 0x62, 0xcb, 0xd4,
19 0x4b, 0x66, 0x84, 0x9b, 0x64, 0x24, 0x4f, 0xfc, 0xe5, 0xec, 0xba, 0xaf,
20 0x33, 0xbd, 0x75, 0x1a, 0x1a, 0xc7, 0x28, 0xd4, 0x5e, 0x6c, 0x61, 0x29,
21 0x6c, 0xdc, 0x3c, 0x01, 0x23, 0x35, 0x61, 0xf4, 0x1d, 0xb6, 0x6c, 0xce,
22 0x31, 0x4a, 0xdb, 0x31, 0x0e, 0x3b, 0xe8, 0x25, 0x0c, 0x46, 0xf0, 0x6d,
23 0xce, 0xea, 0x3a, 0x7f, 0xa1, 0x34, 0x80, 0x57, 0xe2, 0xf6, 0x55, 0x6a,
24 0xd6, 0xb1, 0x31, 0x8a, 0x02, 0x4a, 0x83, 0x8f, 0x21, 0xaf, 0x1f, 0xde,
25 0x04, 0x89, 0x77, 0xeb, 0x48, 0xf5, 0x9f, 0xfd, 0x49, 0x24, 0xca, 0x1c,
26 0x60, 0x90, 0x2e, 0x52, 0xf0, 0xa0, 0x89, 0xbc, 0x76, 0x89, 0x70, 0x40,
27 0xe0, 0x82, 0xf9, 0x37, 0x76, 0x38, 0x48, 0x64, 0x5e, 0x07, 0x05
28 };
29
30 int
main(void)31 main(void)
32 {
33 unsigned char *c;
34 unsigned char *mac;
35 size_t i;
36
37 c = (unsigned char *) sodium_malloc(131 + crypto_secretbox_MACBYTES + 1);
38 mac = (unsigned char *) sodium_malloc(crypto_secretbox_MACBYTES);
39 assert(c != NULL && mac != NULL);
40
41 crypto_secretbox_easy(c, m, 131, nonce, firstkey);
42 for (i = 0; i < 131 + crypto_secretbox_MACBYTES; ++i) {
43 printf(",0x%02x", (unsigned int) c[i]);
44 }
45 printf("\n");
46
47 crypto_secretbox_detached(c, mac, m, 131, nonce, firstkey);
48 for (i = 0; i < crypto_secretbox_MACBYTES; ++i) {
49 printf(",0x%02x", (unsigned int) mac[i]);
50 }
51 for (i = 0; i < 131; ++i) {
52 printf(",0x%02x", (unsigned int) c[i]);
53 }
54 printf("\n");
55
56 /* Same test, with c and m overlapping */
57
58 memcpy(c + 1, m, 131);
59 crypto_secretbox_easy(c, c + 1, 131, nonce, firstkey);
60 for (i = 0; i < 131 + crypto_secretbox_MACBYTES; ++i) {
61 printf(",0x%02x", (unsigned int) c[i]);
62 }
63 printf("\n");
64
65 memcpy(c, m, 131);
66 crypto_secretbox_easy(c + 1, c, 131, nonce, firstkey);
67 for (i = 0; i < 131 + crypto_secretbox_MACBYTES; ++i) {
68 printf(",0x%02x", (unsigned int) c[i + 1]);
69 }
70 printf("\n");
71
72 memcpy(c, m, 131);
73 crypto_secretbox_easy(c, c, 131, nonce, firstkey);
74 for (i = 0; i < 131 + crypto_secretbox_MACBYTES; ++i) {
75 printf(",0x%02x", (unsigned int) c[i]);
76 }
77 printf("\n");
78
79 assert(crypto_secretbox_easy(c, m, 0, nonce, firstkey) == 0);
80
81 /* Null message */
82
83 crypto_secretbox_easy(c, c, 0, nonce, firstkey);
84 for (i = 0; i < crypto_secretbox_MACBYTES + 1; ++i) {
85 printf(",0x%02x", (unsigned int) c[i]);
86 }
87 printf("\n");
88 if (crypto_secretbox_open_easy(c, c, crypto_secretbox_MACBYTES, nonce,
89 firstkey) != 0) {
90 printf("Null crypto_secretbox_open_easy() failed\n");
91 }
92 for (i = 0; i < crypto_secretbox_MACBYTES + 1; ++i) {
93 printf(",0x%02x", (unsigned int) c[i]);
94 }
95 printf("\n");
96 c[randombytes_uniform(crypto_secretbox_MACBYTES)]++;
97 if (crypto_secretbox_open_easy(c, c, crypto_secretbox_MACBYTES, nonce,
98 firstkey) != -1) {
99 printf("Null tampered crypto_secretbox_open_easy() failed\n");
100 }
101
102 /* No overlap, but buffers are next to each other */
103
104 memset(c, 0, 131 + crypto_secretbox_MACBYTES + 1);
105 memcpy(c, m, 20);
106 crypto_secretbox_easy(c, c + 10, 10, nonce, firstkey);
107 for (i = 0; i < 10 + crypto_secretbox_MACBYTES; ++i) {
108 printf(",0x%02x", (unsigned int) c[i]);
109 }
110 printf("\n");
111
112 memset(c, 0, 131 + crypto_secretbox_MACBYTES + 1);
113 memcpy(c, m, 20);
114 crypto_secretbox_easy(c + 10, c, 10, nonce, firstkey);
115 for (i = 0; i < 10 + crypto_secretbox_MACBYTES; ++i) {
116 printf(",0x%02x", (unsigned int) c[i]);
117 }
118 printf("\n");
119
120 sodium_free(mac);
121 sodium_free(c);
122
123 return 0;
124 }
125