hmac: Add support for SHA-512 in GHmac

The block size wasn’t configured before, so calling g_hmac_new() with
G_CHECKSUM_SHA512 would hit a g_assert_not_reached() and explode.

Implement G_CHECKSUM_SHA512 and add unit tests for HMACs with SHA-256
and SHA-512 using the test vectors from RFC 4868.

https://bugzilla.gnome.org/show_bug.cgi?id=724741
This commit is contained in:
Philip Withnall 2014-02-19 18:02:37 +00:00
parent d93458d97d
commit 7a86a6690a
2 changed files with 172 additions and 13 deletions

View File

@ -49,7 +49,8 @@
*
* Both the key and data are arbitrary byte arrays of bytes or characters.
*
* Support for HMAC Digests has been added in GLib 2.30.
* Support for HMAC Digests has been added in GLib 2.30, and support for SHA-512
* in GLib 2.42.
*/
struct _GHmac
@ -80,6 +81,8 @@ struct _GHmac
* will be closed and it won't be possible to call g_hmac_update()
* on it anymore.
*
* Support for digests of type %G_CHECKSUM_SHA512 has been added in GLib 2.42.
*
* Returns: the newly created #GHmac, or %NULL.
* Use g_hmac_unref() to free the memory allocated by it.
*
@ -107,7 +110,10 @@ g_hmac_new (GChecksumType digest_type,
block_size = 64; /* RFC 2104 */
break;
case G_CHECKSUM_SHA256:
block_size = 64; /* RFC draft-kelly-ipsec-ciph-sha2-01 */
block_size = 64; /* RFC 4868 */
break;
case G_CHECKSUM_SHA512:
block_size = 128; /* RFC 4868 */
break;
default:
g_return_val_if_reached (NULL);

View File

@ -82,26 +82,55 @@ guint8 result_md5_test7[] = {
0x6f, 0x63, 0x0f, 0xad, 0x67, 0xcd, 0xa0, 0xee, 0x1f, 0xb1,
0xf5, 0x62, 0xdb, 0x3a, 0xa5, 0x3e };
/* HMAC-SHA1 test vectors as per RFC 2202 */
/* HMAC-SHA1, HMAC-SHA256 and HMAC-SHA512 test vectors
* as per RFCs 2202 and 4868.
*
* See: https://tools.ietf.org/html/rfc4868#section-2.7.1 */
/* Test 1 */
guint8 key_sha1_test1[] = {
guint8 key_sha_test1[] = {
0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b,
0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b };
guint8 result_sha1_test1[] = {
0xb6, 0x17, 0x31, 0x86, 0x55, 0x05, 0x72, 0x64, 0xe2, 0x8b,
0xc0, 0xb6, 0xfb, 0x37, 0x8c, 0x8e, 0xf1, 0x46, 0xbe, 0x00 };
guint8 result_sha256_test1[] = {
0xb0, 0x34, 0x4c, 0x61, 0xd8, 0xdb, 0x38, 0x53, 0x5c, 0xa8,
0xaf, 0xce, 0xaf, 0x0b, 0xf1, 0x2b, 0x88, 0x1d, 0xc2, 0x00,
0xc9, 0x83, 0x3d, 0xa7, 0x26, 0xe9, 0x37, 0x6c, 0x2e, 0x32,
0xcf, 0xf7 };
guint8 result_sha512_test1[] = {
0x87, 0xaa, 0x7c, 0xde, 0xa5, 0xef, 0x61, 0x9d, 0x4f, 0xf0,
0xb4, 0x24, 0x1a, 0x1d, 0x6c, 0xb0, 0x23, 0x79, 0xf4, 0xe2,
0xce, 0x4e, 0xc2, 0x78, 0x7a, 0xd0, 0xb3, 0x05, 0x45, 0xe1,
0x7c, 0xde, 0xda, 0xa8, 0x33, 0xb7, 0xd6, 0xb8, 0xa7, 0x02,
0x03, 0x8b, 0x27, 0x4e, 0xae, 0xa3, 0xf4, 0xe4, 0xbe, 0x9d,
0x91, 0x4e, 0xeb, 0x61, 0xf1, 0x70, 0x2e, 0x69, 0x6c, 0x20,
0x3a, 0x12, 0x68, 0x54 };
/* Test 2 */
guint8 result_sha1_test2[] = {
0xef, 0xfc, 0xdf, 0x6a, 0xe5, 0xeb, 0x2f, 0xa2, 0xd2, 0x74,
0x16, 0xd5, 0xf1, 0x84, 0xdf, 0x9c, 0x25, 0x9a, 0x7c, 0x79 };
guint8 result_sha256_test2[] = {
0x5b, 0xdc, 0xc1, 0x46, 0xbf, 0x60, 0x75, 0x4e, 0x6a, 0x04,
0x24, 0x26, 0x08, 0x95, 0x75, 0xc7, 0x5a, 0x00, 0x3f, 0x08,
0x9d, 0x27, 0x39, 0x83, 0x9d, 0xec, 0x58, 0xb9, 0x64, 0xec,
0x38, 0x43 };
guint8 result_sha512_test2[] = {
0x16, 0x4b, 0x7a, 0x7b, 0xfc, 0xf8, 0x19, 0xe2, 0xe3, 0x95,
0xfb, 0xe7, 0x3b, 0x56, 0xe0, 0xa3, 0x87, 0xbd, 0x64, 0x22,
0x2e, 0x83, 0x1f, 0xd6, 0x10, 0x27, 0x0c, 0xd7, 0xea, 0x25,
0x05, 0x54, 0x97, 0x58, 0xbf, 0x75, 0xc0, 0x5a, 0x99, 0x4a,
0x6d, 0x03, 0x4f, 0x65, 0xf8, 0xf0, 0xe6, 0xfd, 0xca, 0xea,
0xb1, 0xa3, 0x4d, 0x4a, 0x6b, 0x4b, 0x63, 0x6e, 0x07, 0x0a,
0x38, 0xbc, 0xe7, 0x37 };
/* Test 3 */
guint8 key_sha1_test3[] = {
guint8 key_sha_test3[] = {
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa };
guint8 data_sha1_test3[] = {
guint8 data_sha_test3[] = {
0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
@ -110,13 +139,26 @@ guint8 data_sha1_test3[] = {
guint8 result_sha1_test3[] = {
0x12, 0x5d, 0x73, 0x42, 0xb9, 0xac, 0x11, 0xcd, 0x91, 0xa3,
0x9a, 0xf4, 0x8a, 0xa1, 0x7b, 0x4f, 0x63, 0xf1, 0x75, 0xd3 };
guint8 result_sha256_test3[] = {
0x77, 0x3e, 0xa9, 0x1e, 0x36, 0x80, 0x0e, 0x46, 0x85, 0x4d,
0xb8, 0xeb, 0xd0, 0x91, 0x81, 0xa7, 0x29, 0x59, 0x09, 0x8b,
0x3e, 0xf8, 0xc1, 0x22, 0xd9, 0x63, 0x55, 0x14, 0xce, 0xd5,
0x65, 0xfe };
guint8 result_sha512_test3[] = {
0xfa, 0x73, 0xb0, 0x08, 0x9d, 0x56, 0xa2, 0x84, 0xef, 0xb0,
0xf0, 0x75, 0x6c, 0x89, 0x0b, 0xe9, 0xb1, 0xb5, 0xdb, 0xdd,
0x8e, 0xe8, 0x1a, 0x36, 0x55, 0xf8, 0x3e, 0x33, 0xb2, 0x27,
0x9d, 0x39, 0xbf, 0x3e, 0x84, 0x82, 0x79, 0xa7, 0x22, 0xc8,
0x06, 0xb4, 0x85, 0xa4, 0x7e, 0x67, 0xc8, 0x07, 0xb9, 0x46,
0xa3, 0x37, 0xbe, 0xe8, 0x94, 0x26, 0x74, 0x27, 0x88, 0x59,
0xe1, 0x32, 0x92, 0xfb };
/* Test 4 */
guint8 key_sha1_test4[] = {
guint8 key_sha_test4[] = {
0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a,
0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14,
0x15, 0x16, 0x17, 0x18, 0x19 };
guint8 data_sha1_test4[] = {
guint8 data_sha_test4[] = {
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
@ -125,8 +167,21 @@ guint8 data_sha1_test4[] = {
guint8 result_sha1_test4[] = {
0x4c, 0x90, 0x07, 0xf4, 0x02, 0x62, 0x50, 0xc6, 0xbc, 0x84,
0x14, 0xf9, 0xbf, 0x50, 0xc8, 0x6c, 0x2d, 0x72, 0x35, 0xda };
guint8 result_sha256_test4[] = {
0x82, 0x55, 0x8a, 0x38, 0x9a, 0x44, 0x3c, 0x0e, 0xa4, 0xcc,
0x81, 0x98, 0x99, 0xf2, 0x08, 0x3a, 0x85, 0xf0, 0xfa, 0xa3,
0xe5, 0x78, 0xf8, 0x07, 0x7a, 0x2e, 0x3f, 0xf4, 0x67, 0x29,
0x66, 0x5b };
guint8 result_sha512_test4[] = {
0xb0, 0xba, 0x46, 0x56, 0x37, 0x45, 0x8c, 0x69, 0x90, 0xe5,
0xa8, 0xc5, 0xf6, 0x1d, 0x4a, 0xf7, 0xe5, 0x76, 0xd9, 0x7f,
0xf9, 0x4b, 0x87, 0x2d, 0xe7, 0x6f, 0x80, 0x50, 0x36, 0x1e,
0xe3, 0xdb, 0xa9, 0x1c, 0xa5, 0xc1, 0x1a, 0xa2, 0x5e, 0xb4,
0xd6, 0x79, 0x27, 0x5c, 0xc5, 0x78, 0x80, 0x63, 0xa5, 0xf1,
0x97, 0x41, 0x12, 0x0c, 0x4f, 0x2d, 0xe2, 0xad, 0xeb, 0xeb,
0x10, 0xa2, 0x98, 0xdd };
/* Test 5 */
/* Test 5 (note: different for SHA-256/SHA-512) */
guint8 key_sha1_test5[] = {
0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c,
0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c };
@ -134,7 +189,7 @@ guint8 result_sha1_test5[] = {
0x4c, 0x1a, 0x03, 0x42, 0x4b, 0x55, 0xe0, 0x7f, 0xe7, 0xf2,
0x7b, 0xe1, 0xd5, 0x8b, 0xb9, 0x32, 0x4a, 0x9a, 0x5a, 0x04 };
/* Test 6 & 7*/
/* Test 6 & 7 (note: different for SHA-1 and SHA-256/SHA-512) */
guint8 key_sha1_test6_7[] = {
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
@ -153,6 +208,51 @@ guint8 result_sha1_test7[] = {
0xe8, 0xe9, 0x9d, 0xf, 0x45, 0x23, 0x7d, 0x78, 0x6d, 0x6b,
0xba, 0xa7, 0x96, 0x5c, 0x78, 0x8, 0xbb, 0xff, 0x1a, 0x91 };
/* Test 5 & 6 for SHA-256 and SHA-512. */
guint8 key_sha256_test5_6[] = {
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa };
guint8 result_sha256_test5[] = {
0x60, 0xe4, 0x31, 0x59, 0x1e, 0xe0, 0xb6, 0x7f, 0x0d, 0x8a,
0x26, 0xaa, 0xcb, 0xf5, 0xb7, 0x7f, 0x8e, 0x0b, 0xc6, 0x21,
0x37, 0x28, 0xc5, 0x14, 0x05, 0x46, 0x04, 0x0f, 0x0e, 0xe3,
0x7f, 0x54 };
guint8 result_sha512_test5[] = {
0x80, 0xb2, 0x42, 0x63, 0xc7, 0xc1, 0xa3, 0xeb, 0xb7, 0x14,
0x93, 0xc1, 0xdd, 0x7b, 0xe8, 0xb4, 0x9b, 0x46, 0xd1, 0xf4,
0x1b, 0x4a, 0xee, 0xc1, 0x12, 0x1b, 0x01, 0x37, 0x83, 0xf8,
0xf3, 0x52, 0x6b, 0x56, 0xd0, 0x37, 0xe0, 0x5f, 0x25, 0x98,
0xbd, 0x0f, 0xd2, 0x21, 0x5d, 0x6a, 0x1e, 0x52, 0x95, 0xe6,
0x4f, 0x73, 0xf6, 0x3f, 0x0a, 0xec, 0x8b, 0x91, 0x5a, 0x98,
0x5d, 0x78, 0x65, 0x98 };
guint8 result_sha256_test6[] = {
0x9b, 0x09, 0xff, 0xa7, 0x1b, 0x94, 0x2f, 0xcb, 0x27, 0x63,
0x5f, 0xbc, 0xd5, 0xb0, 0xe9, 0x44, 0xbf, 0xdc, 0x63, 0x64,
0x4f, 0x07, 0x13, 0x93, 0x8a, 0x7f, 0x51, 0x53, 0x5c, 0x3a,
0x35, 0xe2 };
guint8 result_sha512_test6[] = {
0xe3, 0x7b, 0x6a, 0x77, 0x5d, 0xc8, 0x7d, 0xba, 0xa4, 0xdf,
0xa9, 0xf9, 0x6e, 0x5e, 0x3f, 0xfd, 0xde, 0xbd, 0x71, 0xf8,
0x86, 0x72, 0x89, 0x86, 0x5d, 0xf5, 0xa3, 0x2d, 0x20, 0xcd,
0xc9, 0x44, 0xb6, 0x02, 0x2c, 0xac, 0x3c, 0x49, 0x82, 0xb1,
0x0d, 0x5e, 0xeb, 0x55, 0xc3, 0xe4, 0xde, 0x15, 0x13, 0x46,
0x76, 0xfb, 0x6d, 0xe0, 0x44, 0x60, 0x65, 0xc9, 0x74, 0x40,
0xfa, 0x8c, 0x6a, 0x58 };
typedef struct {
GChecksumType digest_type;
@ -183,12 +283,12 @@ HmacCase hmac_md5_tests[] = {
};
HmacCase hmac_sha1_tests[] = {
{ G_CHECKSUM_SHA1, key_sha1_test1, 20, "Hi There", 8, result_sha1_test1 },
{ G_CHECKSUM_SHA1, key_sha_test1, 20, "Hi There", 8, result_sha1_test1 },
{ G_CHECKSUM_SHA1, "Jefe", 4, "what do ya want for nothing?", 28,
result_sha1_test2 },
{ G_CHECKSUM_SHA1, key_sha1_test3, 20, data_sha1_test3, 50,
{ G_CHECKSUM_SHA1, key_sha_test3, 20, data_sha_test3, 50,
result_sha1_test3 },
{ G_CHECKSUM_SHA1, key_sha1_test4, 25, data_sha1_test4, 50,
{ G_CHECKSUM_SHA1, key_sha_test4, 25, data_sha_test4, 50,
result_sha1_test4 },
{ G_CHECKSUM_SHA1, key_sha1_test5, 20, "Test With Truncation", 20,
result_sha1_test5 },
@ -201,6 +301,43 @@ HmacCase hmac_sha1_tests[] = {
{ -1, NULL, 0, NULL, 0, NULL },
};
HmacCase hmac_sha256_tests[] = {
{ G_CHECKSUM_SHA256, key_sha_test1, 20, "Hi There", 8, result_sha256_test1 },
{ G_CHECKSUM_SHA256, "Jefe", 4, "what do ya want for nothing?", 28,
result_sha256_test2 },
{ G_CHECKSUM_SHA256, key_sha_test3, 20, data_sha_test3, 50,
result_sha256_test3 },
{ G_CHECKSUM_SHA256, key_sha_test4, 25, data_sha_test4, 50,
result_sha256_test4 },
{ G_CHECKSUM_SHA256, key_sha256_test5_6, 131,
"Test Using Larger Than Block-Size Key - Hash Key First", 54,
result_sha256_test5 },
{ G_CHECKSUM_SHA256, key_sha256_test5_6, 131,
"This is a test using a larger than block-size key and a larger than "
"block-size data. The key needs to be hashed before being used by the "
"HMAC algorithm.", 152, result_sha256_test6, },
{ -1, NULL, 0, NULL, 0, NULL },
};
HmacCase hmac_sha512_tests[] = {
{ G_CHECKSUM_SHA512, key_sha_test1, 20, "Hi There", 8, result_sha512_test1 },
{ G_CHECKSUM_SHA512, "Jefe", 4, "what do ya want for nothing?", 28,
result_sha512_test2 },
{ G_CHECKSUM_SHA512, key_sha_test3, 20, data_sha_test3, 50,
result_sha512_test3 },
{ G_CHECKSUM_SHA512, key_sha_test4, 25, data_sha_test4, 50,
result_sha512_test4 },
{ G_CHECKSUM_SHA512, key_sha256_test5_6, 131,
"Test Using Larger Than Block-Size Key - Hash Key First", 54,
result_sha512_test5 },
{ G_CHECKSUM_SHA512, key_sha256_test5_6, 131,
"This is a test using a larger than block-size key and a larger than "
"block-size data. The key needs to be hashed before being used by the "
"HMAC algorithm.", 152, result_sha512_test6, },
{ -1, NULL, 0, NULL, 0, NULL },
};
static void
test_hmac (HmacCase *t)
{
@ -296,6 +433,22 @@ main (int argc,
g_free (name);
}
for (i = 0 ; hmac_sha256_tests[i].key_len > 0 ; i++)
{
gchar *name = g_strdup_printf ("/hmac/sha256-%d", i + 1);
g_test_add_data_func (name, hmac_sha256_tests + i,
(void (*)(const void *)) test_hmac);
g_free (name);
}
for (i = 0 ; hmac_sha512_tests[i].key_len > 0 ; i++)
{
gchar *name = g_strdup_printf ("/hmac/sha512-%d", i + 1);
g_test_add_data_func (name, hmac_sha512_tests + i,
(void (*)(const void *)) test_hmac);
g_free (name);
}
for (i = 0 ; hmac_md5_tests[i].key_len > 0 ; i++)
{
gchar *name = g_strdup_printf ("/hmac/md5-%d", i + 1);