*** empty log message ***

Rev: src/abstract_crypto.h:1.9
Rev: src/lshd.c:1.6
Rev: src/publickey_crypto.c:1.9
Rev: src/server.c:1.6
Rev: src/server.h:1.3

src/abstract_crypto.h

@@ -133,4 +133,10 @@ struct signature_algorithm
 				     UINT8 *public);
 };
 
+#define MAKE_SIGNER(a, pl, p, sl, s) \
+((a)->make_signer((a), (pl), (p), (sl), (s)))
+
+#define MAKE_VERIFIER(a, pl, p) \
+((a)->make_verifier((a), (pl), (p)))
+
 #endif /* LSH_ABSTRACT_CRYPTO_H_INCLUDED */

src/lshd.c

@@ -46,6 +46,64 @@ void usage()
   exit(1);
 }
 
+struct signer *secret_key;
+struct lsh_string *public_key;
+
+/* A key generated by gnupg */
+void init_host_key(struct randomness *r)
+{
+  mpz_t p, q, g, y, a;
+  mpz_t tmp;
+  lsh_string *s;
+  
+  mpz_init_set_str(p,
+		   "BC7797D55CF2449CA4B02396246AF5C75CA38C52B6F2E543"
+		   "6754198B137B25B0A81DFE269D5CDFD0AEA290A32BA5B918"
+		   "B58D64762D40EAA8D70F282B3AC4A7771171B1B1D1AE89F4"
+		   "1CD091FE95A6F42A2340081F9E97A4B5F953DE223F10F878"
+		   "4C0619A9979643E5325DF71C9C088F3BC82FA0A6C47B5C64"
+		   "BC07A31B9CDB2B07", 6);
+  mpz_init_set_str(q,
+		   "867F7E6563B3FAF19B65C83E9B843150C5CC2201", 16);
+  mpz_init_set_str(g,
+		   "7FA83EAEDFD8679A4A80C869AD7E353F3B517569C2079C79"
+		   "97EA6655764581B073F71AA15C07A789AEB213B106741AAB"
+		   "CA81B8300B1F8510D3CD1C3D9D7D11640C1608E8E2E71527"
+		   "68B8FDCB5544E29A020D14CC5C12E264C59E57E9F6832DA7"
+		   "10B805CD9866C1110D60069D31D5A72D1A1ED96F2B11CFEF"
+		   "7AB347F0632CB0C7", 16);
+  mpz_init_set_str(y,
+		   "2DA5B458DF3616097FA22DB6BDDD31A29E532054D4C208F7"
+		   "EBF63EB2476E8E98E0885CFBC5669B56EC834E42058E8BCF"
+		   "C259CA1BE981D7721306709499DE27E7B13F62359D9520D1"
+		   "3D73C62E8E5C5F6B8E2C70217EC3B557FBCB98535BE3C6EE"
+		   "0C71DEC1FE9C6791D3780DD8D593D5030969D303A5818B01"
+		   "C4B855C07E8C4F64", 16);
+  mpz_set_str(a,
+	      "295190AEDBBD6EBD2F817F7D8CCC8B0095DCD82E", 16);
+
+  mpz_init_set(tmp, g);
+  mpz_powm(tmp, tmp, a, p);
+  if (mpz_cmp(tmp, y))
+    fatal("Test key invalid\n");
+
+  mpz_clear(tmp);
+
+  public_key = ssh_format("%a%n%n%n%n", ATOM_SSH_DSS, p, q, g, y);
+  s = ssh_format("%n", a);
+
+  secret_key = MAKE_SIGNER(make_dss_algorithm(r),
+			   public_key->length, public_key->data,
+			   s->length, s->data);
+
+  lsh_free(s);
+  mpz_clear(p);
+  mpz_clear(q);
+  mpz_clear(g);
+  mpz_clear(y);
+  mpz_clear(a);
+}
+
 int main(int argc, char **argv)
 {
   char *host = NULL;  /* Interface to bind */
@@ -91,7 +149,7 @@ int main(int argc, char **argv)
 
   if (!io_listen(&backend, &local, 
 	    make_server_callback(&backend,
-				 "lsh - a free ssh",
+				 "lshd - a free ssh",
 				 BLOCK_SIZE)))
     {
       werror("lsh: Connection failed: %s\n", strerror(errno));

src/publickey_crypto.c

@@ -130,6 +130,12 @@ static struct lsh_string *do_dss_sign(struct signer *c,
   return signature;
 }
 
+static struct lsh_string *dss_public_key(struct signer *dss)
+{
+  struct 
+  return ssh_format("%a%n%n%n%n", ATOM_SSH_DSS, dss->p, dss->q, dss->g, dss->y);
+}
+
 int do_dss_verify(struct verifier *c,
 		  UINT32 length,
 		  UINT8 *msg,
@@ -571,3 +577,4 @@ int dh_verify_server_msg(struct diffie_hellman_instance *self,
   return VERIFY(v, self->hash->hash_size, digest,
 		self->signature->length, self->signature->data);
 }
+

src/server.c

@@ -132,7 +132,10 @@ struct read_handler *make_server_read_line(struct ssh_connection *s)
 
 struct fd_callback *make_server_callback(struct io_backend *b,
 					 char *comment,
-					 UINT32 block_size)
+					 UINT32 block_size,
+					 struct signer *secret,
+					 struct lsh_string *host_key,
+					 struct randomness *r)
 					 
 {
   struct server_callback *connected = xalloc(sizeof(struct server_callback));
@@ -141,6 +144,9 @@ struct fd_callback *make_server_callback(struct io_backend *b,
   connected->backend = b;
   connected->block_size = block_size;
   connected->id_comment = comment;
+  connected->secret = secret;
+  connected->host_key = host_key;
+  connected->random = r;
   
   return &connected->super;
 }

src/server.h

@@ -32,6 +32,10 @@ struct server_callback
 {
   struct fd_callback super;
   struct io_backend *backend;
+
+  struct signer *secret;        /* secret key */
+  struct lsh_string *host_key;  /* public key */
+  struct randomness *random;
   UINT32 block_size;
   char *id_comment;
 };