X-Git-Url: https://git.distorted.org.uk/u/mdw/putty/blobdiff_plain/fc0f17db91f32c7504756e92a411a60d2ef0e264..055817455466c8eb60392f30bb7c689763962e17:/ssh.h

diff --git a/ssh.h b/ssh.h
index 07cdc7ef..9a57205d 100644
--- a/ssh.h
+++ b/ssh.h
@@ -55,10 +55,10 @@ struct dss_key {
     Bignum p, q, g, y, x;
 };
 
-int makekey(unsigned char *data, struct RSAKey *result,
+int makekey(unsigned char *data, int len, struct RSAKey *result,
 	    unsigned char **keystr, int order);
-int makeprivate(unsigned char *data, struct RSAKey *result);
-void rsaencrypt(unsigned char *data, int length, struct RSAKey *key);
+int makeprivate(unsigned char *data, int len, struct RSAKey *result);
+int rsaencrypt(unsigned char *data, int length, struct RSAKey *key);
 Bignum rsadecrypt(Bignum input, struct RSAKey *key);
 void rsasign(unsigned char *data, int length, struct RSAKey *key);
 void rsasanitise(struct RSAKey *key);
@@ -67,7 +67,7 @@ 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);
+int rsa_public_blob_len(void *data, int maxlen);
 void freersakey(struct RSAKey *key);
 
 typedef unsigned int word32;
@@ -101,6 +101,13 @@ void MD5Init(struct MD5Context *context);
 void MD5Update(struct MD5Context *context, unsigned char const *buf,
 	       unsigned len);
 void MD5Final(unsigned char digest[16], struct MD5Context *context);
+void MD5Simple(void const *p, unsigned len, unsigned char output[16]);
+
+void *hmacmd5_make_context(void);
+void hmacmd5_free_context(void *handle);
+void hmacmd5_key(void *handle, unsigned char const *key, int len);
+void hmacmd5_do_hmac(void *handle, unsigned char const *blk, int len,
+		     unsigned char *hmac);
 
 typedef struct {
     uint32 h[5];
@@ -163,17 +170,20 @@ struct ssh_mac {
     int (*verify) (void *, unsigned char *blk, int len, unsigned long seq);
     char *name;
     int len;
+    char *text_name;
 };
 
 struct ssh_kex {
     /*
      * Plugging in another KEX algorithm requires structural chaos,
      * so it's hard to abstract them into nice little structures
-     * like this. Hence, for the moment, this is just a
-     * placeholder. I claim justification in the fact that OpenSSH
-     * does this too :-)
+     * like this. Fortunately, all our KEXes are basically
+     * Diffie-Hellman at the moment, so in this structure I simply
+     * parametrise the DH exchange a bit.
      */
-    char *name;
+    char *name, *groupname;
+    const unsigned char *pdata, *gdata;/* NULL means use group exchange */
+    int plen, glen;
 };
 
 struct ssh_signkey {
@@ -223,7 +233,8 @@ 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;
+extern const struct ssh_kex ssh_diffiehellman_group1;
+extern const struct ssh_kex ssh_diffiehellman_group14;
 extern const struct ssh_kex ssh_diffiehellman_gex;
 extern const struct ssh_signkey ssh_dss;
 extern const struct ssh_signkey ssh_rsa;
@@ -259,12 +270,15 @@ void ssh_send_port_open(void *channel, char *hostname, int port, char *org);
 
 /* Exports from portfwd.c */
 extern const char *pfd_newconnect(Socket * s, char *hostname, int port,
-				  void *c, const Config *cfg);
+				  void *c, const Config *cfg,
+				  int addressfamily);
 /* desthost == NULL indicates dynamic (SOCKS) port forwarding */
 extern const char *pfd_addforward(char *desthost, int destport, char *srcaddr,
 				  int port, void *backhandle,
-				  const Config *cfg);
+				  const Config *cfg, void **sockdata,
+				  int address_family);
 extern void pfd_close(Socket s);
+extern void pfd_terminate(void *sockdata);
 extern int pfd_send(Socket s, char *data, int len);
 extern void pfd_confirm(Socket s);
 extern void pfd_unthrottle(Socket s);
@@ -290,6 +304,8 @@ extern const char platform_x11_best_transport[];
 /* best X11 hostname for this platform if none specified */
 SockAddr platform_get_x11_unix_address(int displaynum, char **canonicalname);
 /* make up a SockAddr naming the address for displaynum */
+char *platform_get_x_display(void);
+/* allocated local X display string, if any */
 
 Bignum copybn(Bignum b);
 Bignum bn_power_2(int n);
@@ -301,7 +317,7 @@ Bignum modmul(Bignum a, Bignum b, Bignum mod);
 void decbn(Bignum n);
 extern Bignum Zero, One;
 Bignum bignum_from_bytes(const unsigned char *data, int nbytes);
-int ssh1_read_bignum(const unsigned char *data, Bignum * result);
+int ssh1_read_bignum(const unsigned char *data, int len, Bignum * result);
 int bignum_bitcount(Bignum bn);
 int ssh1_bignum_length(Bignum bn);
 int ssh2_bignum_length(Bignum bn);
@@ -326,8 +342,8 @@ char *bignum_decimal(Bignum x);
 void diagbn(char *prefix, Bignum md);
 #endif
 
-void *dh_setup_group1(void);
-void *dh_setup_group(Bignum pval, Bignum gval);
+void *dh_setup_group(const struct ssh_kex *kex);
+void *dh_setup_gex(Bignum pval, Bignum gval);
 void dh_cleanup(void *);
 Bignum dh_create_e(void *, int nbits);
 Bignum dh_find_K(void *, Bignum f);