Initial import

[samba] / source / libads / ads_status.c

diff --git a/source/libads/ads_status.c b/source/libads/ads_status.c
new file mode 100644 (file)
index 0000000..536ef76
--- /dev/null
+++ b/source/libads/ads_status.c
@@ -0,0 +1,143 @@
+/* 
+   Unix SMB/CIFS implementation.
+   ads (active directory) utility library
+   Copyright (C) Andrew Tridgell 2001
+   Copyright (C) Remus Koos 2001
+   Copyright (C) Andrew Bartlett 2001
+   
+   
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+   
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+   
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+
+/*
+  build a ADS_STATUS structure
+*/
+ADS_STATUS ads_build_error(enum ads_error_type etype, 
+                          int rc, int minor_status)
+{
+       ADS_STATUS ret;
+
+       if (etype == ENUM_ADS_ERROR_NT) {
+               DEBUG(0,("don't use ads_build_error with ENUM_ADS_ERROR_NT!\n"));
+               ret.err.rc = -1;
+               ret.error_type = ENUM_ADS_ERROR_SYSTEM;
+               ret.minor_status = 0;
+               return ret;     
+       }       
+               
+       ret.err.rc = rc;
+       ret.error_type = etype;         
+       ret.minor_status = minor_status;
+       return ret;
+}
+
+ADS_STATUS ads_build_nt_error(enum ads_error_type etype, 
+                          NTSTATUS nt_status)
+{
+       ADS_STATUS ret;
+
+       if (etype != ENUM_ADS_ERROR_NT) {
+               DEBUG(0,("don't use ads_build_nt_error without ENUM_ADS_ERROR_NT!\n"));
+               ret.err.rc = -1;
+               ret.error_type = ENUM_ADS_ERROR_SYSTEM;
+               ret.minor_status = 0;
+               return ret;     
+       }
+       ret.err.nt_status = nt_status;
+       ret.error_type = etype;         
+       ret.minor_status = 0;
+       return ret;
+}
+
+/*
+  do a rough conversion between ads error codes and NT status codes
+  we'll need to fill this in more
+*/
+NTSTATUS ads_ntstatus(ADS_STATUS status)
+{
+       if (status.error_type == ENUM_ADS_ERROR_NT){
+               return status.err.nt_status;    
+       }
+#ifdef HAVE_LDAP
+       if ((status.error_type == ENUM_ADS_ERROR_LDAP) 
+           && (status.err.rc == LDAP_NO_MEMORY)) {
+               return NT_STATUS_NO_MEMORY;
+       }
+#endif
+#ifdef HAVE_KRB5
+       if (status.error_type == ENUM_ADS_ERROR_KRB5) { 
+               if (status.err.rc == KRB5KDC_ERR_PREAUTH_FAILED) {
+                       return NT_STATUS_LOGON_FAILURE;
+               } else if (status.err.rc == KRB5_KDC_UNREACH) {
+                       return NT_STATUS_NO_LOGON_SERVERS;
+               }
+       }
+#endif
+       if (ADS_ERR_OK(status)) return NT_STATUS_OK;
+       return NT_STATUS_UNSUCCESSFUL;
+}
+
+/*
+  return a string for an error from a ads routine
+*/
+const char *ads_errstr(ADS_STATUS status)
+{
+       static char *ret;
+
+       SAFE_FREE(ret);
+
+       switch (status.error_type) {
+       case ENUM_ADS_ERROR_SYSTEM:
+               return strerror(status.err.rc);
+#ifdef HAVE_LDAP
+       case ENUM_ADS_ERROR_LDAP:
+               return ldap_err2string(status.err.rc);
+#endif
+#ifdef HAVE_KRB5
+       case ENUM_ADS_ERROR_KRB5: 
+               return error_message(status.err.rc);
+#endif
+#ifdef HAVE_GSSAPI
+       case ENUM_ADS_ERROR_GSS:
+       {
+               uint32 msg_ctx;
+               uint32 minor;
+               gss_buffer_desc msg1, msg2;
+
+               msg_ctx = 0;
+               
+               msg1.value = NULL;
+               msg2.value = NULL;
+               gss_display_status(&minor, status.err.rc, GSS_C_GSS_CODE,
+                                  GSS_C_NULL_OID, &msg_ctx, &msg1);
+               gss_display_status(&minor, status.minor_status, GSS_C_MECH_CODE,
+                                  GSS_C_NULL_OID, &msg_ctx, &msg2);
+               asprintf(&ret, "%s : %s", (char *)msg1.value, (char *)msg2.value);
+               gss_release_buffer(&minor, &msg1);
+               gss_release_buffer(&minor, &msg2);
+               return ret;
+       }
+#endif
+       case ENUM_ADS_ERROR_NT: 
+               return get_friendly_nt_error_msg(ads_ntstatus(status));
+       default:
+               return "Unknown ADS error type!? (not compiled in?)";
+       }
+
+}
+
+