void rsastr_fmt(char *str, struct RSAKey *key);
void rsa_fingerprint(char *str, int len, struct RSAKey *key);
int rsa_verify(struct RSAKey *key);
+unsigned char *rsa_public_blob(struct RSAKey *key, int *len);
+int rsa_public_blob_len(void *data);
void freersakey(struct RSAKey *key);
typedef unsigned int word32;
typedef unsigned int uint32;
unsigned long crc32(const void *s, size_t len);
+unsigned long crc32_update(unsigned long crc_input, const void *s, size_t len);
+
+/* SSH CRC compensation attack detector */
+void *crcda_make_context(void);
+void crcda_free_context(void *handle);
+int detect_attack(void *handle, unsigned char *buf, uint32 len,
+ unsigned char *IV);
typedef struct {
uint32 h[4];
void SHA512_Simple(const void *p, int len, unsigned char *output);
struct ssh_cipher {
- void (*sesskey) (unsigned char *key); /* for ssh 1 */
- void (*encrypt) (unsigned char *blk, int len);
- void (*decrypt) (unsigned char *blk, int len);
+ void *(*make_context)(void);
+ void (*free_context)(void *);
+ void (*sesskey) (void *, unsigned char *key); /* for ssh 1 */
+ void (*encrypt) (void *, unsigned char *blk, int len);
+ void (*decrypt) (void *, unsigned char *blk, int len);
int blksize;
+ char *text_name;
};
struct ssh2_cipher {
- void (*setcsiv) (unsigned char *key); /* for ssh 2 */
- void (*setcskey) (unsigned char *key); /* for ssh 2 */
- void (*setsciv) (unsigned char *key); /* for ssh 2 */
- void (*setsckey) (unsigned char *key); /* for ssh 2 */
- void (*encrypt) (unsigned char *blk, int len);
- void (*decrypt) (unsigned char *blk, int len);
+ void *(*make_context)(void);
+ void (*free_context)(void *);
+ void (*setiv) (void *, unsigned char *key); /* for ssh 2 */
+ void (*setkey) (void *, unsigned char *key);/* for ssh 2 */
+ void (*encrypt) (void *, unsigned char *blk, int len);
+ void (*decrypt) (void *, unsigned char *blk, int len);
char *name;
int blksize;
int keylen;
+ char *text_name;
};
struct ssh2_ciphers {
};
struct ssh_mac {
- void (*setcskey) (unsigned char *key);
- void (*setsckey) (unsigned char *key);
- void (*generate) (unsigned char *blk, int len, unsigned long seq);
- int (*verify) (unsigned char *blk, int len, unsigned long seq);
+ void *(*make_context)(void);
+ void (*free_context)(void *);
+ void (*setkey) (void *, unsigned char *key);
+ void (*generate) (void *, unsigned char *blk, int len, unsigned long seq);
+ int (*verify) (void *, unsigned char *blk, int len, unsigned long seq);
char *name;
int len;
};
struct ssh_compress {
char *name;
- void (*compress_init) (void);
- int (*compress) (unsigned char *block, int len,
+ void *(*compress_init) (void);
+ void (*compress_cleanup) (void *);
+ int (*compress) (void *, unsigned char *block, int len,
unsigned char **outblock, int *outlen);
- void (*decompress_init) (void);
- int (*decompress) (unsigned char *block, int len,
+ void *(*decompress_init) (void);
+ void (*decompress_cleanup) (void *);
+ int (*decompress) (void *, unsigned char *block, int len,
unsigned char **outblock, int *outlen);
- int (*disable_compression) (void);
+ int (*disable_compression) (void *);
+ char *text_name;
};
struct ssh2_userkey {
extern const struct ssh_cipher ssh_des;
extern const struct ssh_cipher ssh_blowfish_ssh1;
extern const struct ssh2_ciphers ssh2_3des;
+extern const struct ssh2_ciphers ssh2_des;
extern const struct ssh2_ciphers ssh2_aes;
extern const struct ssh2_ciphers ssh2_blowfish;
extern const struct ssh_kex ssh_diffiehellman;
* that fails. This variable is the means by which scp.c can reach
* into the SSH code and find out which one it got.
*/
-extern int ssh_fallback_cmd;
+extern int ssh_fallback_cmd(void *handle);
#ifndef MSCRYPTOAPI
void SHATransform(word32 * digest, word32 * data);
void random_add_noise(void *noise, int length);
void random_add_heavynoise(void *noise, int length);
-void logevent(char *);
-void *new_sock_channel(Socket s); // allocates and register a new channel for port forwarding
+void logevent(void *, char *);
+
+/* Allocate and register a new channel for port forwarding */
+void *new_sock_channel(void *handle, Socket s);
void ssh_send_port_open(void *channel, char *hostname, int port, char *org);
Bignum copybn(Bignum b);
Bignum modmul(Bignum a, Bignum b, Bignum mod);
void decbn(Bignum n);
extern Bignum Zero, One;
-Bignum bignum_from_bytes(unsigned char *data, int nbytes);
-int ssh1_read_bignum(unsigned char *data, Bignum * result);
+Bignum bignum_from_bytes(const unsigned char *data, int nbytes);
+int ssh1_read_bignum(const unsigned char *data, Bignum * result);
int bignum_bitcount(Bignum bn);
int ssh1_bignum_length(Bignum bn);
int ssh2_bignum_length(Bignum bn);
int bignum_cmp(Bignum a, Bignum b);
char *bignum_decimal(Bignum x);
-void dh_setup_group1(void);
-void dh_setup_group(Bignum pval, Bignum gval);
-void dh_cleanup(void);
-Bignum dh_create_e(int nbits);
-Bignum dh_find_K(Bignum f);
+void *dh_setup_group1(void);
+void *dh_setup_group(Bignum pval, Bignum gval);
+void dh_cleanup(void *);
+Bignum dh_create_e(void *, int nbits);
+Bignum dh_find_K(void *, Bignum f);
int loadrsakey(char *filename, struct RSAKey *key, char *passphrase);
int rsakey_encrypted(char *filename, char **comment);
+int rsakey_pubblob(char *filename, void **blob, int *bloblen);
int saversakey(char *filename, struct RSAKey *key, char *passphrase);
int ssh2_save_userkey(char *filename, struct ssh2_userkey *key,
char *passphrase);
-int keyfile_version(char *filename);
+enum {
+ SSH_KEYTYPE_UNOPENABLE,
+ SSH_KEYTYPE_UNKNOWN,
+ SSH_KEYTYPE_SSH1, SSH_KEYTYPE_SSH2,
+ SSH_KEYTYPE_OPENSSH, SSH_KEYTYPE_SSHCOM
+};
+int key_type(char *filename);
+char *key_type_to_str(int type);
+
+int import_possible(int type);
+int import_target_type(int type);
+int import_encrypted(char *filename, int type, char **comment);
+int import_ssh1(char *filename, int type, struct RSAKey *key,char *passphrase);
+struct ssh2_userkey *import_ssh2(char *filename, int type, char *passphrase);
+int export_ssh1(char *filename, int type, struct RSAKey *key,char *passphrase);
+int export_ssh2(char *filename, int type,
+ struct ssh2_userkey *key, char *passphrase);
void des3_decrypt_pubkey(unsigned char *key, unsigned char *blk, int len);
void des3_encrypt_pubkey(unsigned char *key, unsigned char *blk, int len);
+void des3_decrypt_pubkey_ossh(unsigned char *key, unsigned char *iv,
+ unsigned char *blk, int len);
+void des3_encrypt_pubkey_ossh(unsigned char *key, unsigned char *iv,
+ unsigned char *blk, int len);
void aes256_encrypt_pubkey(unsigned char *key, unsigned char *blk,
int len);
void aes256_decrypt_pubkey(unsigned char *key, unsigned char *blk,
/*
* zlib compression.
*/
-void zlib_compress_init(void);
-void zlib_decompress_init(void);
-int zlib_compress_block(unsigned char *block, int len,
+void *zlib_compress_init(void);
+void zlib_compress_cleanup(void *);
+void *zlib_decompress_init(void);
+void zlib_decompress_cleanup(void *);
+int zlib_compress_block(void *, unsigned char *block, int len,
unsigned char **outblock, int *outlen);
-int zlib_decompress_block(unsigned char *block, int len,
+int zlib_decompress_block(void *, unsigned char *block, int len,
unsigned char **outblock, int *outlen);
/*
#define SSH2_AGENTC_ADD_IDENTITY 17
#define SSH2_AGENTC_REMOVE_IDENTITY 18
#define SSH2_AGENTC_REMOVE_ALL_IDENTITIES 19
+
+/*
+ * Need this to warn about support for the original SSH2 keyfile
+ * format.
+ */
+void old_keyfile_warning(void);