зеркало из https://github.com/github/putty.git
65 строки
1.4 KiB
C
65 строки
1.4 KiB
C
#include <string.h>
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#define SSH_CIPHER_IDEA 1
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#define SSH_CIPHER_DES 2
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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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#ifdef MSCRYPTOAPI
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unsigned long exponent;
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unsigned char *modulus;
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#else
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void *modulus;
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void *exponent;
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#endif
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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 void *s, size_t len);
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typedef struct {
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uint32 h[4];
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} MD5_Core_State;
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struct MD5Context {
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#ifdef MSCRYPTOAPI
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unsigned long hHash;
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#else
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MD5_Core_State core;
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unsigned char block[BLKSIZE];
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int blkused;
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uint32 lenhi, lenlo;
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#endif
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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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#ifndef MSCRYPTOAPI
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void SHATransform(word32 *digest, word32 *data);
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#endif
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int random_byte(void);
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void random_add_noise(void *noise, int length);
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void logevent (char *);
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