X-Git-Url: https://git.distorted.org.uk/u/mdw/putty/blobdiff_plain/b672f405dd2bfa3bdd7d11c1d616d674fe8d9d7a..3455765983d7c609f6720fff879c8f1a273442f9:/ssh.h

diff --git a/ssh.h b/ssh.h
index 09ee167a..43060c92 100644
--- a/ssh.h
+++ b/ssh.h
@@ -122,6 +122,16 @@ 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 {
+    uint32 h[8];
+    unsigned char block[64];
+    int blkused;
+    uint32 lenhi, lenlo;
+} SHA256_State;
+void SHA256_Init(SHA256_State * s);
+void SHA256_Bytes(SHA256_State * s, const void *p, int len);
+void SHA256_Final(SHA256_State * s, unsigned char *output);
+void SHA256_Simple(const void *p, int len, unsigned char *output);
 
 typedef struct {
     uint64 h[8];
@@ -196,6 +206,11 @@ struct ssh_kex {
     const struct ssh_hash *hash;
 };
 
+struct ssh_kexes {
+    int nkexes;
+    const struct ssh_kex *const *list;
+};
+
 struct ssh_signkey {
     void *(*newkey) (char *data, int len);
     void (*freekey) (void *key);
@@ -245,9 +260,10 @@ extern const struct ssh2_ciphers ssh2_aes;
 extern const struct ssh2_ciphers ssh2_blowfish;
 extern const struct ssh2_ciphers ssh2_arcfour;
 extern const struct ssh_hash ssh_sha1;
-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_hash ssh_sha256;
+extern const struct ssh_kexes ssh_diffiehellman_group1;
+extern const struct ssh_kexes ssh_diffiehellman_group14;
+extern const struct ssh_kexes ssh_diffiehellman_gex;
 extern const struct ssh_signkey ssh_dss;
 extern const struct ssh_signkey ssh_rsa;
 extern const struct ssh_mac ssh_hmac_md5;