add encap functions that doesn't take the token type

also make all encap function take the oid mech that they should use


git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@12636 ec53bebd-3082-4978-b11e-865c3cabbd6b

lib/gssapi/encapsulate.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997 - 2001 Kungliga Tekniska H<>gskolan
+ * Copyright (c) 1997 - 2003 Kungliga Tekniska H<>gskolan
  * (Royal Institute of Technology, Stockholm, Sweden). 
  * All rights reserved. 
  *
@@ -36,23 +36,45 @@
 RCSID("$Id$");
 
 void
-gssapi_krb5_encap_length (size_t data_len,
+_gssapi_encap_length (size_t data_len,
-			  size_t *len,
+		      size_t *len,
-			  size_t *total_len)
+		      size_t *total_len,
+		      const gss_OID mech)
 {
     size_t len_len;
 
-    *len = 1 + 1 + GSS_KRB5_MECHANISM->length + 2 + data_len;
+    *len = 1 + 1 + mech->length + data_len;
 
     len_len = length_len(*len);
 
     *total_len = 1 + len_len + *len;
 }
 
+void
+gssapi_krb5_encap_length (size_t data_len,
+			  size_t *len,
+			  size_t *total_len,
+			  const gss_OID mech)
+{
+    return _gssapi_encap_length(data_len + 2, len, total_len, mech);
+}
+
 u_char *
 gssapi_krb5_make_header (u_char *p,
 			 size_t len,
-			 u_char *type)
+			 const u_char *type,
+			 const gss_OID mech)
+{
+    p = _gssapi_make_mech_header(p, len, mech);
+    memcpy (p, type, 2);
+    p += 2;
+    return p;
+}
+
+u_char *
+_gssapi_make_mech_header(u_char *p,
+			 size_t len,
+			 const gss_OID mech)
 {
     int e;
     size_t len_len, foo;
@@ -64,11 +86,9 @@ gssapi_krb5_make_header (u_char *p,
 	abort ();
     p += len_len;
     *p++ = 0x06;
-    *p++ = GSS_KRB5_MECHANISM->length;
+    *p++ = mech->length;
-    memcpy (p, GSS_KRB5_MECHANISM->elements, GSS_KRB5_MECHANISM->length);
+    memcpy (p, mech->elements, mech->length);
-    p += GSS_KRB5_MECHANISM->length;
+    p += mech->length;
-    memcpy (p, type, 2);
-    p += 2;
     return p;
 }
 
@@ -77,17 +97,17 @@ gssapi_krb5_make_header (u_char *p,
  */
 
 OM_uint32
-gssapi_krb5_encapsulate(
+_gssapi_encapsulate(
-			OM_uint32 *minor_status,    
+    OM_uint32 *minor_status,
-			const krb5_data *in_data,
+    const krb5_data *in_data,
-			gss_buffer_t output_token,
+    gss_buffer_t output_token,
-			u_char *type
+    const gss_OID mech
 )
 {
     size_t len, outer_len;
     u_char *p;
 
-    gssapi_krb5_encap_length (in_data->length, &len, &outer_len);
+    _gssapi_encap_length (in_data->length, &len, &outer_len, mech);
     
     output_token->length = outer_len;
     output_token->value  = malloc (outer_len);
@@ -96,7 +116,38 @@ gssapi_krb5_encapsulate(
 	return GSS_S_FAILURE;
     }	
 
-    p = gssapi_krb5_make_header (output_token->value, len, type);
+    p = _gssapi_make_mech_header (output_token->value, len, mech);
+    memcpy (p, in_data->data, in_data->length);
+    return GSS_S_COMPLETE;
+}
+
+/*
+ * Give it a krb5_data and it will encapsulate with extra GSS-API krb5
+ * wrappings.
+ */
+
+OM_uint32
+gssapi_krb5_encapsulate(
+			OM_uint32 *minor_status,    
+			const krb5_data *in_data,
+			gss_buffer_t output_token,
+			const u_char *type,
+			const gss_OID mech
+)
+{
+    size_t len, outer_len;
+    u_char *p;
+
+    gssapi_krb5_encap_length (in_data->length, &len, &outer_len, mech);
+    
+    output_token->length = outer_len;
+    output_token->value  = malloc (outer_len);
+    if (output_token->value == NULL) {
+	*minor_status = ENOMEM;
+	return GSS_S_FAILURE;
+    }	
+
+    p = gssapi_krb5_make_header (output_token->value, len, type, mech);
     memcpy (p, in_data->data, in_data->length);
     return GSS_S_COMPLETE;
 }

lib/gssapi/krb5/encapsulate.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997 - 2001 Kungliga Tekniska H<>gskolan
+ * Copyright (c) 1997 - 2003 Kungliga Tekniska H<>gskolan
  * (Royal Institute of Technology, Stockholm, Sweden). 
  * All rights reserved. 
  *
@@ -36,23 +36,45 @@
 RCSID("$Id$");
 
 void
-gssapi_krb5_encap_length (size_t data_len,
+_gssapi_encap_length (size_t data_len,
-			  size_t *len,
+		      size_t *len,
-			  size_t *total_len)
+		      size_t *total_len,
+		      const gss_OID mech)
 {
     size_t len_len;
 
-    *len = 1 + 1 + GSS_KRB5_MECHANISM->length + 2 + data_len;
+    *len = 1 + 1 + mech->length + data_len;
 
     len_len = length_len(*len);
 
     *total_len = 1 + len_len + *len;
 }
 
+void
+gssapi_krb5_encap_length (size_t data_len,
+			  size_t *len,
+			  size_t *total_len,
+			  const gss_OID mech)
+{
+    return _gssapi_encap_length(data_len + 2, len, total_len, mech);
+}
+
 u_char *
 gssapi_krb5_make_header (u_char *p,
 			 size_t len,
-			 u_char *type)
+			 const u_char *type,
+			 const gss_OID mech)
+{
+    p = _gssapi_make_mech_header(p, len, mech);
+    memcpy (p, type, 2);
+    p += 2;
+    return p;
+}
+
+u_char *
+_gssapi_make_mech_header(u_char *p,
+			 size_t len,
+			 const gss_OID mech)
 {
     int e;
     size_t len_len, foo;
@@ -64,11 +86,9 @@ gssapi_krb5_make_header (u_char *p,
 	abort ();
     p += len_len;
     *p++ = 0x06;
-    *p++ = GSS_KRB5_MECHANISM->length;
+    *p++ = mech->length;
-    memcpy (p, GSS_KRB5_MECHANISM->elements, GSS_KRB5_MECHANISM->length);
+    memcpy (p, mech->elements, mech->length);
-    p += GSS_KRB5_MECHANISM->length;
+    p += mech->length;
-    memcpy (p, type, 2);
-    p += 2;
     return p;
 }
 
@@ -77,17 +97,17 @@ gssapi_krb5_make_header (u_char *p,
  */
 
 OM_uint32
-gssapi_krb5_encapsulate(
+_gssapi_encapsulate(
-			OM_uint32 *minor_status,    
+    OM_uint32 *minor_status,
-			const krb5_data *in_data,
+    const krb5_data *in_data,
-			gss_buffer_t output_token,
+    gss_buffer_t output_token,
-			u_char *type
+    const gss_OID mech
 )
 {
     size_t len, outer_len;
     u_char *p;
 
-    gssapi_krb5_encap_length (in_data->length, &len, &outer_len);
+    _gssapi_encap_length (in_data->length, &len, &outer_len, mech);
     
     output_token->length = outer_len;
     output_token->value  = malloc (outer_len);
@@ -96,7 +116,38 @@ gssapi_krb5_encapsulate(
 	return GSS_S_FAILURE;
     }	
 
-    p = gssapi_krb5_make_header (output_token->value, len, type);
+    p = _gssapi_make_mech_header (output_token->value, len, mech);
+    memcpy (p, in_data->data, in_data->length);
+    return GSS_S_COMPLETE;
+}
+
+/*
+ * Give it a krb5_data and it will encapsulate with extra GSS-API krb5
+ * wrappings.
+ */
+
+OM_uint32
+gssapi_krb5_encapsulate(
+			OM_uint32 *minor_status,    
+			const krb5_data *in_data,
+			gss_buffer_t output_token,
+			const u_char *type,
+			const gss_OID mech
+)
+{
+    size_t len, outer_len;
+    u_char *p;
+
+    gssapi_krb5_encap_length (in_data->length, &len, &outer_len, mech);
+    
+    output_token->length = outer_len;
+    output_token->value  = malloc (outer_len);
+    if (output_token->value == NULL) {
+	*minor_status = ENOMEM;
+	return GSS_S_FAILURE;
+    }	
+
+    p = gssapi_krb5_make_header (output_token->value, len, type, mech);
     memcpy (p, in_data->data, in_data->length);
     return GSS_S_COMPLETE;
 }