Check that secretbox works as expected when m and c are overlapping

This commit is contained in:
Frank Denis 2015-09-09 09:00:08 +02:00
parent f51fb6a90e
commit 0f1f8a6ea6
2 changed files with 89 additions and 2 deletions

View File

@ -24,7 +24,7 @@ unsigned char m[131]
0x60, 0x90, 0x2e, 0x52, 0xf0, 0xa0, 0x89, 0xbc, 0x76, 0x89, 0x70, 0x40,
0xe0, 0x82, 0xf9, 0x37, 0x76, 0x38, 0x48, 0x64, 0x5e, 0x07, 0x05 };
unsigned char c[147 + crypto_secretbox_MACBYTES];
unsigned char c[147 + crypto_secretbox_MACBYTES + 1];
unsigned char mac[crypto_secretbox_MACBYTES];
int main(void)
@ -50,6 +50,36 @@ int main(void)
if (i % 8 == 7)
printf("\n");
}
printf("\n");
/* Same test, with c and m overlapping */
memcpy(c + 1, m, 131);
crypto_secretbox_easy(c, c + 1, 131, nonce, firstkey);
for (i = 0; i < 131 + crypto_secretbox_MACBYTES; ++i) {
printf(",0x%02x", (unsigned int)c[i]);
if (i % 8 == 7)
printf("\n");
}
printf("\n");
memcpy(c, m, 131);
crypto_secretbox_easy(c + 1, c, 131, nonce, firstkey);
for (i = 0; i < 131 + crypto_secretbox_MACBYTES; ++i) {
printf(",0x%02x", (unsigned int)c[i + 1]);
if (i % 8 == 7)
printf("\n");
}
printf("\n");
memcpy(c, m, 131);
crypto_secretbox_easy(c, c, 131, nonce, firstkey);
for (i = 0; i < 131 + crypto_secretbox_MACBYTES; ++i) {
printf(",0x%02x", (unsigned int)c[i]);
if (i % 8 == 7)
printf("\n");
}
printf("\n");
assert(crypto_secretbox_easy(c, m, SIZE_MAX - 1U, nonce, firstkey) == -1);

View File

@ -35,4 +35,61 @@
,0x56,0x24,0x4a,0x9e,0x88,0xd5,0xf9,0xb3
,0x79,0x73,0xf6,0x22,0xa4,0x3d,0x14,0xa6
,0x59,0x9b,0x1f,0x65,0x4c,0xb4,0x5a,0x74
,0xe3,0x55,0xa5
,0xe3,0x55,0xa5
,0xf3,0xff,0xc7,0x70,0x3f,0x94,0x00,0xe5
,0x2a,0x7d,0xfb,0x4b,0x3d,0x33,0x05,0xd9
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,0x47,0x6f,0xb8,0xc5,0x31,0xa1,0x18,0x6a
,0xc0,0xdf,0xc1,0x7c,0x98,0xdc,0xe8,0x7b
,0x4d,0xa7,0xf0,0x11,0xec,0x48,0xc9,0x72
,0x71,0xd2,0xc2,0x0f,0x9b,0x92,0x8f,0xe2
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,0xe3,0x55,0xa5
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,0xbd,0x6b,0xb3,0x73,0x2b,0xc0,0xe9,0xda
,0x99,0x83,0x2b,0x61,0xca,0x01,0xb6,0xde
,0x56,0x24,0x4a,0x9e,0x88,0xd5,0xf9,0xb3
,0x79,0x73,0xf6,0x22,0xa4,0x3d,0x14,0xa6
,0x59,0x9b,0x1f,0x65,0x4c,0xb4,0x5a,0x74
,0xe3,0x55,0xa5
,0xf3,0xff,0xc7,0x70,0x3f,0x94,0x00,0xe5
,0x2a,0x7d,0xfb,0x4b,0x3d,0x33,0x05,0xd9
,0x8e,0x99,0x3b,0x9f,0x48,0x68,0x12,0x73
,0xc2,0x96,0x50,0xba,0x32,0xfc,0x76,0xce
,0x48,0x33,0x2e,0xa7,0x16,0x4d,0x96,0xa4
,0x47,0x6f,0xb8,0xc5,0x31,0xa1,0x18,0x6a
,0xc0,0xdf,0xc1,0x7c,0x98,0xdc,0xe8,0x7b
,0x4d,0xa7,0xf0,0x11,0xec,0x48,0xc9,0x72
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,0x27,0x0d,0x6f,0xb8,0x63,0xd5,0x17,0x38
,0xb4,0x8e,0xee,0xe3,0x14,0xa7,0xcc,0x8a
,0xb9,0x32,0x16,0x45,0x48,0xe5,0x26,0xae
,0x90,0x22,0x43,0x68,0x51,0x7a,0xcf,0xea
,0xbd,0x6b,0xb3,0x73,0x2b,0xc0,0xe9,0xda
,0x99,0x83,0x2b,0x61,0xca,0x01,0xb6,0xde
,0x56,0x24,0x4a,0x9e,0x88,0xd5,0xf9,0xb3
,0x79,0x73,0xf6,0x22,0xa4,0x3d,0x14,0xa6
,0x59,0x9b,0x1f,0x65,0x4c,0xb4,0x5a,0x74
,0xe3,0x55,0xa5