2 Unix SMB/Netbios implementation.
5 Copyright (C) Andrew Tridgell 1992-1998
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 /* these can be set by some functions to override the error codes */
25 int unix_ERR_class=SMB_SUCCESS;
28 /* From lib/error.c */
29 extern struct unix_error_map unix_dos_nt_errmap[];
31 /****************************************************************************
32 Create an error packet from a cached error.
33 ****************************************************************************/
35 int cached_error_packet(char *outbuf,files_struct *fsp,int line,const char *file)
37 write_bmpx_struct *wbmpx = fsp->wbmpx_ptr;
39 int32 eclass = wbmpx->wr_errclass;
40 int32 err = wbmpx->wr_error;
42 /* We can now delete the auxiliary struct */
44 fsp->wbmpx_ptr = NULL;
45 return error_packet(outbuf,NT_STATUS_OK,eclass,err,line,file);
48 /****************************************************************************
49 Create an error packet from errno.
50 ****************************************************************************/
52 int unix_error_packet(char *outbuf,int def_class,uint32 def_code,
53 int line, const char *file)
57 NTSTATUS ntstatus = NT_STATUS_OK;
60 if (unix_ERR_class != SMB_SUCCESS) {
61 eclass = unix_ERR_class;
62 ecode = unix_ERR_code;
63 unix_ERR_class = SMB_SUCCESS;
66 while (unix_dos_nt_errmap[i].dos_class != 0) {
67 if (unix_dos_nt_errmap[i].unix_error == errno) {
68 eclass = unix_dos_nt_errmap[i].dos_class;
69 ecode = unix_dos_nt_errmap[i].dos_code;
70 ntstatus = unix_dos_nt_errmap[i].nt_error;
77 return error_packet(outbuf,ntstatus,eclass,ecode,line,file);
81 /****************************************************************************
82 Create an error packet. Normally called using the ERROR() macro.
83 ****************************************************************************/
85 int error_packet(char *outbuf,NTSTATUS ntstatus,
86 uint8 eclass,uint32 ecode,int line, const char *file)
88 int outsize = set_message(outbuf,0,0,True);
89 extern uint32 global_client_caps;
92 DEBUG(3,("error string = %s\n",strerror(errno)));
94 if (global_client_caps & CAP_STATUS32) {
95 if (NT_STATUS_V(ntstatus) == 0 && eclass) {
96 ntstatus = dos_to_ntstatus(eclass, ecode);
98 SIVAL(outbuf,smb_rcls,NT_STATUS_V(ntstatus));
99 SSVAL(outbuf,smb_flg2, SVAL(outbuf,smb_flg2)|FLAGS2_32_BIT_ERROR_CODES);
100 DEBUG(3,("error packet at %s(%d) cmd=%d (%s) %s\n",
102 (int)CVAL(outbuf,smb_com),
103 smb_fn_name(CVAL(outbuf,smb_com)),
104 get_nt_error_msg(ntstatus)));
108 if (eclass == 0 && NT_STATUS_V(ntstatus)) {
109 ntstatus_to_dos(ntstatus, &eclass, &ecode);
112 SSVAL(outbuf,smb_flg2, SVAL(outbuf,smb_flg2)&~FLAGS2_32_BIT_ERROR_CODES);
113 SSVAL(outbuf,smb_rcls,eclass);
114 SSVAL(outbuf,smb_err,ecode);
116 DEBUG(3,("error packet at %s(%d) cmd=%d (%s) eclass=%d ecode=%d\n",
118 (int)CVAL(outbuf,smb_com),
119 smb_fn_name(CVAL(outbuf,smb_com)),