| … | |
… | |
| 47 | #define CIPHER ENABLE_CIPHER () |
47 | #define CIPHER ENABLE_CIPHER () |
| 48 | #define CIPHER_KEYLEN (EVP_CIPHER_key_length (CIPHER)) |
48 | #define CIPHER_KEYLEN (EVP_CIPHER_key_length (CIPHER)) |
| 49 | #define DIGEST ENABLE_DIGEST () |
49 | #define DIGEST ENABLE_DIGEST () |
| 50 | #define HMAC_KEYLEN (256 >> 3) // number of bits used for the HMAC key (also change CHG_HMAC_KEY) |
50 | #define HMAC_KEYLEN (256 >> 3) // number of bits used for the HMAC key (also change CHG_HMAC_KEY) |
| 51 | |
51 | |
| 52 | #define WINDOWSIZE 512 // sliding window size |
52 | #define WINDOWSIZE 512 // sliding window size |
| 53 | #define MAX_SEQNO (0xfffffff0U - WINDOWSIZE * 8) |
53 | #define MAX_SEQNO (0xfffffff0U - WINDOWSIZE * 8) |
| 54 | |
54 | |
| 55 | #define CHG_SEQNO 0 // where the seqno starts within the rsa challenge |
55 | #define CHG_SEQNO 0 // where the seqno starts within the rsa challenge |
| 56 | #define CHG_CIPHER_KEY 4 // where the key starts within the rsa challenge |
56 | #define CHG_CIPHER_KEY 4 // where the key starts within the rsa challenge |
| 57 | #define CHG_HMAC_KEY 86 // where the key starts within the rsa challenge (256 bits at the end!) |
57 | #define CHG_HMAC_KEY 86 // where the key starts within the rsa challenge (256 bits at the end!) |
| 58 | |
58 | |
| 59 | // hdr seq len hmac MAC MAC |
59 | // hdr seq len hmac MAC MAC |
| 60 | #define VPE_OVERHEAD (4 + 4 + 4 + RAND_SIZE + HMACLENGTH - 6 - 6) |
60 | #define VPE_OVERHEAD (4 + 4 + 4 + RAND_SIZE + HMACLENGTH - 6 - 6) |
| 61 | #define IP_OVERHEAD 20 // size of a (normal) ip header |
61 | #define IP_OVERHEAD 20 // size of a (normal) ip header |
| 62 | #define GRE_OVERHEAD (IP_OVERHEAD + 4) |
62 | #define GRE_OVERHEAD (IP_OVERHEAD + 4) |
| 63 | #define ICMP_OVERHEAD (IP_OVERHEAD + 4) |
63 | #define ICMP_OVERHEAD (IP_OVERHEAD + 4) |
| 64 | #define UDP_OVERHEAD (IP_OVERHEAD + 20) // size of a (normal) ip + udp header (wrong, but don't care) |
64 | #define UDP_OVERHEAD (IP_OVERHEAD + 20) // size of a (normal) ip + udp header (wrong, but don't care) |
| 65 | #define TCP_OVERHEAD (IP_OVERHEAD + 22) // size of a (normal) ip + tcp header + packetlength |
65 | #define TCP_OVERHEAD (IP_OVERHEAD + 22) // size of a (normal) ip + tcp header + packetlength |
| 66 | #define MAX_OVERHEAD UDP_OVERHEAD // the max. overhead of any protocol (ok, tcp doesn't count) |
66 | #define MAX_OVERHEAD UDP_OVERHEAD // the max. overhead of any protocol (ok, tcp doesn't count) |
| 67 | #define ETH_OVERHEAD 14 // the size of an ethernet header |
67 | #define ETH_OVERHEAD 14 // the size of an ethernet header |
| 68 | #define MAXSIZE (MAX_MTU + VPE_OVERHEAD)// slightly too large, but who cares |
68 | #define MAXSIZE (MAX_MTU + VPE_OVERHEAD) // slightly too large, but who cares |
| 69 | |
69 | |
| 70 | #define PKTCACHESIZE 5 // the size of the memory pool for packets |
70 | #define PKTCACHESIZE 5 // the size of the memory pool for packets |
| 71 | |
71 | |
| 72 | #define QUEUEDEPTH 16 // the number of packets that will be queued (should be low) |
72 | #define QUEUEDEPTH 16 // the number of packets that will be queued (should be low) |
| 73 | |
73 | |
| 74 | extern char *confbase; // directory in which all config files are |
74 | extern char *confbase; // directory in which all config files are |
| 75 | extern char *thisnode; // config for current node (TODO: remove) |
75 | extern char *thisnode; // config for current node (TODO: remove) |
| 76 | |
76 | |
| 77 | #endif |
77 | #endif |
