Author: metze
Date: 2007-04-10 16:04:22 +0000 (Tue, 10 Apr 2007)
New Revision: 22153

WebSVN: 
http://websvn.samba.org/cgi-bin/viewcvs.cgi?view=rev&root=samba&rev=22153

Log:
fix LDAP SASL "GSSAPI" bind against w2k3, this isn't critical
because we try "GSS-SPNEGO" first and all windows version support
that.

metze
Modified:
   branches/SAMBA_3_0/source/libads/sasl.c


Changeset:
Modified: branches/SAMBA_3_0/source/libads/sasl.c
===================================================================
--- branches/SAMBA_3_0/source/libads/sasl.c     2007-04-10 16:00:13 UTC (rev 
22152)
+++ branches/SAMBA_3_0/source/libads/sasl.c     2007-04-10 16:04:22 UTC (rev 
22153)
@@ -441,7 +441,8 @@
 
        gss_release_buffer(&minor_status, &output_token);
 
-       output_token.value = SMB_MALLOC(strlen(ads->config.bind_path) + 8);
+       output_token.length = 4;
+       output_token.value = SMB_MALLOC(output_token.length);
        p = (uint8 *)output_token.value;
 
        *p++ = 1; /* no sign & seal selection */
@@ -449,11 +450,15 @@
        *p++ = max_msg_size>>16;
        *p++ = max_msg_size>>8;
        *p++ = max_msg_size;
-       snprintf((char *)p, strlen(ads->config.bind_path)+4, "dn:%s", 
ads->config.bind_path);
-       p += strlen((const char *)p);
+       /*
+        * we used to add sprintf("dn:%s", ads->config.bind_path) here.
+        * but using ads->config.bind_path is the wrong! It should be
+        * the DN of the user object!
+        *
+        * w2k3 gives an error when we send an incorrect DN, but sending nothing
+        * is ok and matches the information flow used in GSS-SPNEGO.
+        */
 
-       output_token.length = PTR_DIFF(p, output_token.value);
-
        gss_rc = gss_wrap(&minor_status, context_handle,0,GSS_C_QOP_DEFAULT,
                          &output_token, (int *)&conf_state,
                          &input_token);

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