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

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