git.distorted.org.uk Git - u/mdw/putty/blob - ssh.h

   1 #include <string.h>
   2
   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);