1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
|
/*
Unix SMB/CIFS implementation.
printing backend routines for smbd - using files_struct rather
than only snum
Copyright (C) Andrew Tridgell 1992-2000
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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
/***************************************************************************
open a print file and setup a fsp for it. This is a wrapper around
print_job_start().
***************************************************************************/
NTSTATUS print_fsp_open(struct smb_request *req, connection_struct *conn,
const char *fname,
uint16_t current_vuid, files_struct *fsp)
{
const char *svcname = lp_const_servicename(SNUM(conn));
int jobid;
fstring name;
NTSTATUS status;
fstrcpy( name, "Remote Downlevel Document");
if (fname) {
const char *p = strrchr(fname, '/');
fstrcat(name, " ");
if (!p) {
p = fname;
}
fstrcat(name, p);
}
jobid = print_job_start(conn->server_info, SNUM(conn), name, NULL);
if (jobid == -1) {
status = map_nt_error_from_unix(errno);
return status;
}
fsp->print_file = talloc(fsp, struct print_file_data);
if (!fsp->print_file) {
status = map_nt_error_from_unix(ENOMEM);
return status;
}
/* Convert to RAP id. */
fsp->print_file->rap_jobid = pjobid_to_rap(svcname, jobid);
if (fsp->print_file->rap_jobid == 0) {
/* We need to delete the entry in the tdb. */
pjob_delete(svcname, jobid);
return NT_STATUS_ACCESS_DENIED; /* No errno around here */
}
status = create_synthetic_smb_fname(fsp,
print_job_fname(svcname, jobid), NULL,
NULL, &fsp->fsp_name);
if (!NT_STATUS_IS_OK(status)) {
pjob_delete(svcname, jobid);
return status;
}
/* setup a full fsp */
fsp->fh->fd = print_job_fd(svcname, jobid);
GetTimeOfDay(&fsp->open_time);
fsp->vuid = current_vuid;
fsp->fh->pos = -1;
fsp->can_lock = False;
fsp->can_read = False;
fsp->access_mask = FILE_GENERIC_WRITE;
fsp->can_write = True;
fsp->modified = False;
fsp->oplock_type = NO_OPLOCK;
fsp->sent_oplock_break = NO_BREAK_SENT;
fsp->is_directory = False;
fsp->wcp = NULL;
SMB_VFS_FSTAT(fsp, &fsp->fsp_name->st);
fsp->mode = fsp->fsp_name->st.st_ex_mode;
fsp->file_id = vfs_file_id_from_sbuf(conn, &fsp->fsp_name->st);
return NT_STATUS_OK;
}
/****************************************************************************
Print a file - called on closing the file.
****************************************************************************/
void print_fsp_end(files_struct *fsp, enum file_close_type close_type)
{
uint32 jobid;
if (fsp->fh->private_options & NTCREATEX_OPTIONS_PRIVATE_DELETE_ON_CLOSE) {
/*
* Truncate the job. print_job_end will take
* care of deleting it for us. JRA.
*/
sys_ftruncate(fsp->fh->fd, 0);
}
if (fsp->fsp_name) {
TALLOC_FREE(fsp->fsp_name);
}
if (!rap_to_pjobid(fsp->print_file->rap_jobid, NULL, &jobid)) {
DEBUG(3,("print_fsp_end: Unable to convert RAP jobid %u to print jobid.\n",
(unsigned int)fsp->print_file->rap_jobid ));
return;
}
print_job_end(SNUM(fsp->conn),jobid, close_type);
}
/****************************************************************************
Discovered by Sebastian Kloska <oncaphillis@snafu.de>. When print files
go beyond 4GB, the 32-bit offset sent in old SMBwrite calls is relative
to the current 4GB chunk we're writing to.
****************************************************************************/
SMB_OFF_T printfile_offset(files_struct *fsp, SMB_OFF_T offset)
{
SMB_STRUCT_STAT st;
if (offset & 0xffffffff00000000LL) {
/* offset is > 4G, skip */
return offset;
}
if (sys_fstat(fsp->fh->fd, &st, false) == -1) {
DEBUG(3,("printfile_offset: sys_fstat failed on %s (%s)\n",
fsp_str_dbg(fsp),
strerror(errno) ));
return offset;
}
return (st.st_ex_size & 0xffffffff00000000LL) + offset;
}
|
