X-Git-Url: https://git.distorted.org.uk/u/mdw/putty/blobdiff_plain/6e522441172d5b1c2a2fa4d0f6bbe905ce6b647a..783415f807e7a983887b84b3515dadcd3558d60d:/ssh.h

diff --git a/ssh.h b/ssh.h
index 5fe33c3b..725569cf 100644
--- a/ssh.h
+++ b/ssh.h
@@ -1,5 +1,7 @@
 #include <string.h>
 
+#include "puttymem.h"
+
 /*
  * Useful thing.
  */
@@ -126,17 +128,27 @@ struct ssh_kex {
     char *name;
 };
 
-struct ssh_hostkey {
-    void (*setkey)(char *data, int len);
-    char *(*fmtkey)(void);
-    char *(*fingerprint)(void);
-    int (*verifysig)(char *sig, int siglen, char *data, int datalen);
+struct ssh_signkey {
+    void *(*newkey)(char *data, int len);
+    void (*freekey)(void *key);
+    char *(*fmtkey)(void *key);
+    char *(*fingerprint)(void *key);
+    int (*verifysig)(void *key, char *sig, int siglen,
+		     char *data, int datalen);
+    int (*sign)(void *key, char *sig, int siglen,
+		char *data, int datalen);
     char *name;
     char *keytype;                     /* for host key cache */
 };
 
 struct ssh_compress {
     char *name;
+    void (*compress_init)(void);
+    int (*compress)(unsigned char *block, int len,
+		    unsigned char **outblock, int *outlen);
+    void (*decompress_init)(void);
+    int (*decompress)(unsigned char *block, int len,
+		      unsigned char **outblock, int *outlen);
 };
 
 #ifndef MSCRYPTOAPI
@@ -153,8 +165,8 @@ Bignum newbn(int length);
 Bignum copybn(Bignum b);
 Bignum bignum_from_short(unsigned short n);
 void freebn(Bignum b);
-void modpow(Bignum base, Bignum exp, Bignum mod, Bignum result);
-void modmul(Bignum a, Bignum b, Bignum mod, Bignum result);
+Bignum modpow(Bignum base, Bignum exp, Bignum mod);
+Bignum modmul(Bignum a, Bignum b, Bignum mod);
 void decbn(Bignum n);
 extern Bignum Zero, One;
 int ssh1_read_bignum(unsigned char *data, Bignum *result);
@@ -197,3 +209,13 @@ int rsa_generate(struct RSAKey *key, struct RSAAux *aux, int bits,
                  progfn_t pfn, void *pfnparam);
 Bignum primegen(int bits, int modulus, int residue,
                 int phase, progfn_t pfn, void *pfnparam);
+
+/*
+ * zlib compression.
+ */
+void zlib_compress_init(void);
+void zlib_decompress_init(void);
+int zlib_compress_block(unsigned char *block, int len,
+			unsigned char **outblock, int *outlen);
+int zlib_decompress_block(unsigned char *block, int len,
+			  unsigned char **outblock, int *outlen);