зеркало из https://github.com/github/putty.git
46 строки
1.1 KiB
C
46 строки
1.1 KiB
C
#include <string.h>
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#define SSH_CIPHER_IDEA 1
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#define SSH_CIPHER_3DES 3
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#define SSH_CIPHER_BLOWFISH 6
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struct RSAKey {
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int bits;
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int bytes;
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void *modulus;
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void *exponent;
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};
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int makekey(unsigned char *data, struct RSAKey *result,
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unsigned char **keystr);
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void rsaencrypt(unsigned char *data, int length, struct RSAKey *key);
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int rsastr_len(struct RSAKey *key);
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void rsastr_fmt(char *str, struct RSAKey *key);
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typedef unsigned int word32;
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typedef unsigned int uint32;
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unsigned long crc32(const unsigned char *s, unsigned int len);
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struct MD5Context {
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uint32 buf[4];
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uint32 bits[2];
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unsigned char in[64];
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};
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void MD5Init(struct MD5Context *context);
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void MD5Update(struct MD5Context *context, unsigned char const *buf,
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unsigned len);
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void MD5Final(unsigned char digest[16], struct MD5Context *context);
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struct ssh_cipher {
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void (*sesskey)(unsigned char *key);
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void (*encrypt)(unsigned char *blk, int len);
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void (*decrypt)(unsigned char *blk, int len);
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};
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void SHATransform(word32 *digest, word32 *data);
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int random_byte(void);
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void random_add_noise(void *noise, int length);
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