37508af4 |
1 | #include <string.h> |
2 | |
374330e2 |
3 | struct RSAKey { |
4 | int bits; |
5 | int bytes; |
6 | void *modulus; |
7 | void *exponent; |
8 | }; |
9 | |
10 | int makekey(unsigned char *data, struct RSAKey *result, |
11 | unsigned char **keystr); |
12 | void rsaencrypt(unsigned char *data, int length, struct RSAKey *key); |
13 | int rsastr_len(struct RSAKey *key); |
14 | void rsastr_fmt(char *str, struct RSAKey *key); |
15 | |
16 | typedef unsigned int word32; |
17 | typedef unsigned int uint32; |
18 | |
19 | unsigned long crc32(const unsigned char *s, unsigned int len); |
20 | |
21 | struct MD5Context { |
22 | uint32 buf[4]; |
23 | uint32 bits[2]; |
24 | unsigned char in[64]; |
25 | }; |
26 | |
27 | void MD5Init(struct MD5Context *context); |
28 | void MD5Update(struct MD5Context *context, unsigned char const *buf, |
29 | unsigned len); |
30 | void MD5Final(unsigned char digest[16], struct MD5Context *context); |
31 | |
32 | struct ssh_cipher { |
33 | void (*sesskey)(unsigned char *key); |
34 | void (*encrypt)(unsigned char *blk, int len); |
35 | void (*decrypt)(unsigned char *blk, int len); |
36 | }; |
37 | |
38 | void SHATransform(word32 *digest, word32 *data); |
39 | |
40 | int random_byte(void); |
41 | void random_add_noise(void *noise, int length); |