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| 46 | #define hashbits_EVP_sha512 512 |
46 | #define hashbits_EVP_sha512 512 |
| 47 | #define hashbits_EVP_whirlpool 512 |
47 | #define hashbits_EVP_whirlpool 512 |
| 48 | |
48 | |
| 49 | #define KEY_BITS(cipher) keybits_ ## cipher |
49 | #define KEY_BITS(cipher) keybits_ ## cipher |
| 50 | #define KEY_SIZE(cipher) (KEY_BITS (cipher) >> 3) |
50 | #define KEY_SIZE(cipher) (KEY_BITS (cipher) >> 3) |
| 51 | #define keybits_EVP_bf_cbc 128 // actually 32-448 |
51 | //#define keybits_EVP_bf_ctr 128 // actually 32-448 |
| 52 | #define keybits_EVP_aes_128_cbc 128 |
52 | #define keybits_EVP_aes_128_ctr 128 |
| 53 | #define keybits_EVP_aes_192_cbc 192 |
53 | #define keybits_EVP_aes_192_ctr 192 |
| 54 | #define keybits_EVP_aes_256_cbc 256 |
54 | #define keybits_EVP_aes_256_ctr 256 |
| 55 | |
55 | |
| 56 | #define BLOCK_BITS(cipher) blockbits_ ## cipher |
56 | #define BLOCK_BITS(cipher) blockbits_ ## cipher |
| 57 | #define BLOCK_SIZE(cipher) (BLOCK_BITS (cipher) >> 3) |
57 | #define BLOCK_SIZE(cipher) (BLOCK_BITS (cipher) >> 3) |
| 58 | #define blockbits_EVP_bf_cbc 64 |
58 | //#define blockbits_EVP_bf_ctr 64 |
| 59 | #define blockbits_EVP_aes_128_cbc 128 |
59 | #define blockbits_EVP_aes_128_ctr 8 |
| 60 | #define blockbits_EVP_aes_192_cbc 128 |
60 | #define blockbits_EVP_aes_192_ctr 8 |
| 61 | #define blockbits_EVP_aes_256_cbc 128 |
61 | #define blockbits_EVP_aes_256_ctr 8 |
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62 | |
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63 | #define IV_BITS(cipher) ivbits_ ## cipher |
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64 | #define IV_SIZE(cipher) (IV_BITS (cipher) >> 3) |
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65 | //#define ivbits_EVP_bf_ctr 64 |
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66 | #define ivbits_EVP_aes_128_ctr 128 |
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67 | #define ivbits_EVP_aes_192_ctr 128 |
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68 | #define ivbits_EVP_aes_256_ctr 128 |
| 62 | |
69 | |
| 63 | /* Protocol version. Different major versions are incompatible, |
70 | /* Protocol version. Different major versions are incompatible, |
| 64 | * different minor versions probably are compatible ;) |
71 | * different minor versions probably are compatible ;) |
| 65 | */ |
72 | */ |
| 66 | |
73 | |
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| 93 | #define MAC_IKMSIZE (MAC_KEYSIZE * 3 / 2) // randomness in rsa challenge |
100 | #define MAC_IKMSIZE (MAC_KEYSIZE * 3 / 2) // randomness in rsa challenge |
| 94 | |
101 | |
| 95 | #define WINDOWSIZE 512 // sliding window size |
102 | #define WINDOWSIZE 512 // sliding window size |
| 96 | #define MAX_SEQNO (0xfffffff0U - WINDOWSIZE * 8) |
103 | #define MAX_SEQNO (0xfffffff0U - WINDOWSIZE * 8) |
| 97 | |
104 | |
| 98 | // hdr seq len hmac MAC MAC |
105 | // hdr seq len hmac MAC MAC |
| 99 | #define VPE_OVERHEAD (4 + 4 + 4 + RAND_SIZE + HMACLENGTH - 6 - 6) |
106 | #define VPE_OVERHEAD (4 + 4 + 4 + HMACLENGTH - 6 - 6) |
| 100 | #define IP_OVERHEAD 20 // size of a (normal) ip header |
107 | #define IP_OVERHEAD 20 // size of a (normal) ip header |
| 101 | #define GRE_OVERHEAD (IP_OVERHEAD + 4) |
108 | #define GRE_OVERHEAD (IP_OVERHEAD + 4) |
| 102 | #define ICMP_OVERHEAD (IP_OVERHEAD + 4) |
109 | #define ICMP_OVERHEAD (IP_OVERHEAD + 4) |
| 103 | #define UDP_OVERHEAD (IP_OVERHEAD + 20) // size of a (normal) ip + udp header (wrong, but don't care) |
110 | #define UDP_OVERHEAD (IP_OVERHEAD + 20) // size of a (normal) ip + udp header (wrong, but don't care) |
| 104 | #define TCP_OVERHEAD (IP_OVERHEAD + 22) // size of a (normal) ip + tcp header + packetlength |
111 | #define TCP_OVERHEAD (IP_OVERHEAD + 22) // size of a (normal) ip + tcp header + packetlength |
