1 /* LibTomCrypt, modular cryptographic library -- Tom St Denis */
2 /* SPDX-License-Identifier: Unlicense */
3
4 #include "tomcrypt_private.h"
5
6 #ifdef LTC_RC4_STREAM
7
rc4_stream_test(void)8 int rc4_stream_test(void)
9 {
10 #ifndef LTC_TEST
11 return CRYPT_NOP;
12 #else
13 rc4_state st;
14 int err;
15 const unsigned char key[] = { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef };
16 const unsigned char pt[] = { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef };
17 const unsigned char ct[] = { 0x75, 0xb7, 0x87, 0x80, 0x99, 0xe0, 0xc5, 0x96 };
18 unsigned char buf[10];
19
20 if ((err = rc4_stream_setup(&st, key, sizeof(key))) != CRYPT_OK) return err;
21 if ((err = rc4_stream_crypt(&st, pt, sizeof(pt), buf)) != CRYPT_OK) return err;
22 if (compare_testvector(buf, sizeof(ct), ct, sizeof(ct), "RC4-TV1", 0)) return CRYPT_FAIL_TESTVECTOR;
23 if ((err = rc4_stream_done(&st)) != CRYPT_OK) return err;
24
25 /* crypt in a single call */
26 if ((err = rc4_stream_memory(key, sizeof(key), pt, sizeof(pt), buf)) != CRYPT_OK) return err;
27 if (compare_testvector(buf, sizeof(ct), ct, sizeof(ct), "RC4-TV2", 0)) return CRYPT_FAIL_TESTVECTOR;
28
29 return CRYPT_OK;
30 #endif
31 }
32
33 #endif
34