- const unsigned char shared_key[] = {
- 0x88, 0x99, 0xAA, 0xBB, 0xCC, 0xDD, 0xEE, 0xFF,
- 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
- 0xFE, 0xDC, 0xBA, 0x98, 0x76, 0x54, 0x32, 0x10,
- 0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF
- };
-
- const unsigned char magma_key[] = {
- 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
- 0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x2F,
- 0x38, 0x39, 0x3A, 0x3B, 0x3C, 0x3D, 0x3E, 0x3F,
- 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
- };
-
- unsigned char mac_magma_key[] = {
- 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
- 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
- 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
- 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F,
- };
-
- const unsigned char magma_iv[] = { 0x67, 0xBE, 0xD6, 0x54 };
-
- const unsigned char magma_export[] = {
- 0xCF, 0xD5, 0xA1, 0x2D, 0x5B, 0x81, 0xB6, 0xE1,
- 0xE9, 0x9C, 0x91, 0x6D, 0x07, 0x90, 0x0C, 0x6A,
- 0xC1, 0x27, 0x03, 0xFB, 0x3A, 0xBD, 0xED, 0x55,
- 0x56, 0x7B, 0xF3, 0x74, 0x2C, 0x89, 0x9C, 0x75,
- 0x5D, 0xAF, 0xE7, 0xB4, 0x2E, 0x3A, 0x8B, 0xD9
- };
-
- unsigned char buf[32 + 16];
- int ret = 0;
- int outlen = 40;
+#ifndef L_ENDIAN
+ uint64_t gh_c1 = 0xFFFFFFFF00000000, gh_c2 = 0xFFFFFFFFFFF80000,
+ gh_c3 = 0xFFFFFFFFFFFFFFC0;
+ uint64_t mg_c1 = 0xFFFFFFC000000000, mg_c2 = 0xFFFFFFFFFE000000,
+ mg_c3 = 0xFFFFFFFFFFFFF000;
+#else
+ uint64_t gh_c1 = 0x00000000FFFFFFFF, gh_c2 = 0x0000F8FFFFFFFFFF,
+ gh_c3 = 0xC0FFFFFFFFFFFFFF;
+ uint64_t mg_c1 = 0x00000000C0FFFFFF, mg_c2 = 0x000000FEFFFFFFFF,
+ mg_c3 = 0x00F0FFFFFFFFFFFF;
+#endif
+ uint64_t c1, c2, c3;
+ uint64_t seed1, seed2, seed3;
+ uint64_t seq;
+ unsigned char ko1[32], ko2[32];
+
+ switch (cipher_nid) {
+ case NID_magma_cbc:
+ c1 = mg_c1;
+ c2 = mg_c2;
+ c3 = mg_c3;
+ break;
+ case NID_grasshopper_cbc:
+ c1 = gh_c1;
+ c2 = gh_c2;
+ c3 = gh_c3;
+ break;
+ default:
+ return 0;
+ }
+ memcpy(&seq, tlsseq, 8);
+ seed1 = seq & c1;
+ seed2 = seq & c2;
+ seed3 = seq & c3;
+
+ if (gost_kdftree2012_256(ko1, 32, in, 32, (const unsigned char *)"level1", 6,
+ (const unsigned char *)&seed1, 8, 1) <= 0
+ || gost_kdftree2012_256(ko2, 32, ko1, 32, (const unsigned char *)"level2", 6,
+ (const unsigned char *)&seed2, 8, 1) <= 0
+ || gost_kdftree2012_256(out, 32, ko2, 32, (const unsigned char *)"level3", 6,
+ (const unsigned char *)&seed3, 8, 1) <= 0)
+ return 0;
+
+ return 1;
+}