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-rw-r--r--libtomcrypt/src/encauth/ocb/ocb_test.c237
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diff --git a/libtomcrypt/src/encauth/ocb/ocb_test.c b/libtomcrypt/src/encauth/ocb/ocb_test.c
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+/* LibTomCrypt, modular cryptographic library -- Tom St Denis
+ *
+ * LibTomCrypt is a library that provides various cryptographic
+ * algorithms in a highly modular and flexible manner.
+ *
+ * The library is free for all purposes without any express
+ * guarantee it works.
+ *
+ * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.com
+ */
+
+/**
+ @file ocb_test.c
+ OCB implementation, self-test by Tom St Denis
+*/
+#include "tomcrypt.h"
+
+#ifdef OCB_MODE
+
+/**
+ Test the OCB protocol
+ @return CRYPT_OK if successful
+*/
+int ocb_test(void)
+{
+#ifndef LTC_TEST
+ return CRYPT_NOP;
+#else
+ static const struct {
+ int ptlen;
+ unsigned char key[16], nonce[16], pt[34], ct[34], tag[16];
+ } tests[] = {
+
+ /* OCB-AES-128-0B */
+{
+ 0,
+ /* key */
+ { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+ 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
+ /* nonce */
+ { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 },
+ /* pt */
+ { 0 },
+ /* ct */
+ { 0 },
+ /* tag */
+ { 0x15, 0xd3, 0x7d, 0xd7, 0xc8, 0x90, 0xd5, 0xd6,
+ 0xac, 0xab, 0x92, 0x7b, 0xc0, 0xdc, 0x60, 0xee },
+},
+
+
+ /* OCB-AES-128-3B */
+{
+ 3,
+ /* key */
+ { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+ 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
+ /* nonce */
+ { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 },
+ /* pt */
+ { 0x00, 0x01, 0x02 },
+ /* ct */
+ { 0xfc, 0xd3, 0x7d },
+ /* tag */
+ { 0x02, 0x25, 0x47, 0x39, 0xa5, 0xe3, 0x56, 0x5a,
+ 0xe2, 0xdc, 0xd6, 0x2c, 0x65, 0x97, 0x46, 0xba },
+},
+
+ /* OCB-AES-128-16B */
+{
+ 16,
+ /* key */
+ { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+ 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
+ /* nonce */
+ { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 },
+ /* pt */
+ { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+ 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
+ /* ct */
+ { 0x37, 0xdf, 0x8c, 0xe1, 0x5b, 0x48, 0x9b, 0xf3,
+ 0x1d, 0x0f, 0xc4, 0x4d, 0xa1, 0xfa, 0xf6, 0xd6 },
+ /* tag */
+ { 0xdf, 0xb7, 0x63, 0xeb, 0xdb, 0x5f, 0x0e, 0x71,
+ 0x9c, 0x7b, 0x41, 0x61, 0x80, 0x80, 0x04, 0xdf },
+},
+
+ /* OCB-AES-128-20B */
+{
+ 20,
+ /* key */
+ { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+ 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
+ /* nonce */
+ { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 },
+ /* pt */
+ { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+ 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
+ 0x10, 0x11, 0x12, 0x13 },
+ /* ct */
+ { 0x01, 0xa0, 0x75, 0xf0, 0xd8, 0x15, 0xb1, 0xa4,
+ 0xe9, 0xc8, 0x81, 0xa1, 0xbc, 0xff, 0xc3, 0xeb,
+ 0x70, 0x03, 0xeb, 0x55},
+ /* tag */
+ { 0x75, 0x30, 0x84, 0x14, 0x4e, 0xb6, 0x3b, 0x77,
+ 0x0b, 0x06, 0x3c, 0x2e, 0x23, 0xcd, 0xa0, 0xbb },
+},
+
+ /* OCB-AES-128-32B */
+{
+ 32,
+ /* key */
+ { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+ 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
+ /* nonce */
+ { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 },
+ /* pt */
+ { 0x00, 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, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f },
+ /* ct */
+ { 0x01, 0xa0, 0x75, 0xf0, 0xd8, 0x15, 0xb1, 0xa4,
+ 0xe9, 0xc8, 0x81, 0xa1, 0xbc, 0xff, 0xc3, 0xeb,
+ 0x4a, 0xfc, 0xbb, 0x7f, 0xed, 0xc0, 0x8c, 0xa8,
+ 0x65, 0x4c, 0x6d, 0x30, 0x4d, 0x16, 0x12, 0xfa },
+
+ /* tag */
+ { 0xc1, 0x4c, 0xbf, 0x2c, 0x1a, 0x1f, 0x1c, 0x3c,
+ 0x13, 0x7e, 0xad, 0xea, 0x1f, 0x2f, 0x2f, 0xcf },
+},
+
+ /* OCB-AES-128-34B */
+{
+ 34,
+ /* key */
+ { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+ 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
+ /* nonce */
+ { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 },
+ /* pt */
+ { 0x00, 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, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
+ 0x20, 0x21 },
+ /* ct */
+ { 0x01, 0xa0, 0x75, 0xf0, 0xd8, 0x15, 0xb1, 0xa4,
+ 0xe9, 0xc8, 0x81, 0xa1, 0xbc, 0xff, 0xc3, 0xeb,
+ 0xd4, 0x90, 0x3d, 0xd0, 0x02, 0x5b, 0xa4, 0xaa,
+ 0x83, 0x7c, 0x74, 0xf1, 0x21, 0xb0, 0x26, 0x0f,
+ 0xa9, 0x5d },
+
+ /* tag */
+ { 0xcf, 0x83, 0x41, 0xbb, 0x10, 0x82, 0x0c, 0xcf,
+ 0x14, 0xbd, 0xec, 0x56, 0xb8, 0xd7, 0xd6, 0xab },
+},
+
+};
+
+ int err, x, idx, res;
+ unsigned long len;
+ unsigned char outct[MAXBLOCKSIZE], outtag[MAXBLOCKSIZE];
+
+ /* AES can be under rijndael or aes... try to find it */
+ if ((idx = find_cipher("aes")) == -1) {
+ if ((idx = find_cipher("rijndael")) == -1) {
+ return CRYPT_NOP;
+ }
+ }
+
+ for (x = 0; x < (int)(sizeof(tests)/sizeof(tests[0])); x++) {
+ len = sizeof(outtag);
+ if ((err = ocb_encrypt_authenticate_memory(idx, tests[x].key, 16,
+ tests[x].nonce, tests[x].pt, tests[x].ptlen, outct, outtag, &len)) != CRYPT_OK) {
+ return err;
+ }
+
+ if (XMEMCMP(outtag, tests[x].tag, len) || XMEMCMP(outct, tests[x].ct, tests[x].ptlen)) {
+#if 0
+ unsigned long y;
+ printf("\n\nFailure: \nCT:\n");
+ for (y = 0; y < (unsigned long)tests[x].ptlen; ) {
+ printf("0x%02x", outct[y]);
+ if (y < (unsigned long)(tests[x].ptlen-1)) printf(", ");
+ if (!(++y % 8)) printf("\n");
+ }
+ printf("\nTAG:\n");
+ for (y = 0; y < len; ) {
+ printf("0x%02x", outtag[y]);
+ if (y < len-1) printf(", ");
+ if (!(++y % 8)) printf("\n");
+ }
+#endif
+ return CRYPT_FAIL_TESTVECTOR;
+ }
+
+ if ((err = ocb_decrypt_verify_memory(idx, tests[x].key, 16, tests[x].nonce, outct, tests[x].ptlen,
+ outct, tests[x].tag, len, &res)) != CRYPT_OK) {
+ return err;
+ }
+ if ((res != 1) || XMEMCMP(tests[x].pt, outct, tests[x].ptlen)) {
+#if 0
+ unsigned long y;
+ printf("\n\nFailure-decrypt: \nPT:\n");
+ for (y = 0; y < (unsigned long)tests[x].ptlen; ) {
+ printf("0x%02x", outct[y]);
+ if (y < (unsigned long)(tests[x].ptlen-1)) printf(", ");
+ if (!(++y % 8)) printf("\n");
+ }
+ printf("\nres = %d\n\n", res);
+#endif
+ }
+ }
+ return CRYPT_OK;
+#endif /* LTC_TEST */
+}
+
+#endif /* OCB_MODE */
+
+
+/* some comments
+
+ -- it's hard to seek
+ -- hard to stream [you can't emit ciphertext until full block]
+ -- The setup is somewhat complicated...
+*/
+
+/* $Source: /cvs/libtom/libtomcrypt/src/encauth/ocb/ocb_test.c,v $ */
+/* $Revision: 1.5 $ */
+/* $Date: 2006/11/01 09:28:17 $ */
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