#include "puttymem.h"
#include "network.h"
+#include "int64.h"
struct ssh_channel;
char *comment;
};
+struct dss_key {
+ Bignum p, q, g, y, x;
+};
+
int makekey(unsigned char *data, struct RSAKey *result,
unsigned char **keystr, int order);
int makeprivate(unsigned char *data, struct RSAKey *result);
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 */
+int detect_attack(unsigned char *buf, uint32 len, unsigned char *IV);
typedef struct {
uint32 h[4];
int blkused;
uint32 lenhi, lenlo;
} SHA_State;
-
void SHA_Init(SHA_State * s);
void SHA_Bytes(SHA_State * s, void *p, int len);
void SHA_Final(SHA_State * s, unsigned char *output);
void SHA_Simple(void *p, int len, unsigned char *output);
+void hmac_sha1_simple(void *key, int keylen, void *data, int datalen,
+ unsigned char *output);
+
+typedef struct {
+ uint64 h[8];
+ unsigned char block[128];
+ int blkused;
+ uint32 len[4];
+} SHA512_State;
+void SHA512_Init(SHA512_State * s);
+void SHA512_Bytes(SHA512_State * s, const void *p, int len);
+void SHA512_Final(SHA512_State * s, unsigned char *output);
+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);
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;
Bignum copybn(Bignum b);
Bignum bn_power_2(int n);
void bn_restore_invariant(Bignum b);
-Bignum bignum_from_short(unsigned short n);
+Bignum bignum_from_long(unsigned long n);
void freebn(Bignum b);
Bignum modpow(Bignum base, Bignum exp, Bignum mod);
Bignum modmul(Bignum a, Bignum b, Bignum mod);
unsigned short bignum_mod_short(Bignum number, unsigned short modulus);
Bignum bignum_add_long(Bignum number, unsigned long addend);
Bignum bigmul(Bignum a, Bignum b);
+Bignum bigmuladd(Bignum a, Bignum b, Bignum addend);
+Bignum bigdiv(Bignum a, Bignum b);
+Bignum bigmod(Bignum a, Bignum b);
Bignum modinv(Bignum number, Bignum modulus);
Bignum bignum_bitmask(Bignum number);
Bignum bignum_rshift(Bignum number, int shift);
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,
/*
* For progress updates in the key generation utility.
*/
-typedef void (*progfn_t) (void *param, int phase, int progress);
+#define PROGFN_INITIALISE 1
+#define PROGFN_LIN_PHASE 2
+#define PROGFN_EXP_PHASE 3
+#define PROGFN_PHASE_EXTENT 4
+#define PROGFN_READY 5
+#define PROGFN_PROGRESS 6
+typedef void (*progfn_t) (void *param, int action, int phase, int progress);
int rsa_generate(struct RSAKey *key, int bits, progfn_t pfn,
void *pfnparam);
-Bignum primegen(int bits, int modulus, int residue, int phase,
- progfn_t pfn, void *pfnparam);
+int dsa_generate(struct dss_key *key, int bits, progfn_t pfn,
+ void *pfnparam);
+Bignum primegen(int bits, int modulus, int residue, Bignum factor,
+ int phase, progfn_t pfn, void *pfnparam);
/*
#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);