source: branches/samba-3.5.x/source4/torture/smb2/maxwrite.c

Last change on this file was 414, checked in by Herwig Bauernfeind, 16 years ago

Samba 3.5.0: Initial import
File size: 3.1 KB
Line 
1/*
2 Unix SMB/CIFS implementation.
3
4 test suite for SMB2 write operations
5
6 Copyright (C) Andrew Tridgell 2006
7
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
12
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>.
20*/
21
22#include "includes.h"
23#include "librpc/gen_ndr/security.h"
24#include "libcli/smb2/smb2.h"
25#include "libcli/smb2/smb2_calls.h"
26#include "torture/torture.h"
27#include "torture/smb2/proto.h"
28
29#define FNAME "testmaxwrite.dat"
30
31/*
32 test writing
33*/
34static NTSTATUS torture_smb2_write(struct torture_context *tctx,
35 struct smb2_tree *tree,
36 struct smb2_handle handle)
37{
38 struct smb2_write w;
39 struct smb2_read r;
40 NTSTATUS status;
41 int i, len;
42 int max = 80000000;
43 int min = 1;
44
45 while (max > min) {
46 TALLOC_CTX *tmp_ctx = talloc_new(tctx);
47
48
49 len = 1+(min+max)/2;
50
51 ZERO_STRUCT(w);
52 w.in.file.handle = handle;
53 w.in.offset = 0;
54 w.in.data = data_blob_talloc(tmp_ctx, NULL, len);
55
56 for (i=0;i<len;i++) {
57 w.in.data.data[i] = i % 256;
58 }
59
60 printf("trying to write %d bytes (min=%d max=%d)\n",
61 len, min, max);
62
63 status = smb2_write(tree, &w);
64 if (!NT_STATUS_IS_OK(status)) {
65 printf("write failed - %s\n", nt_errstr(status));
66 max = len-1;
67 status = smb2_util_close(tree, handle);
68 if (!NT_STATUS_IS_OK(status)) {
69 /* vista bug */
70 printf("coping with server disconnect\n");
71 talloc_free(tree);
72 if (!torture_smb2_connection(torture, &tree)) {
73 printf("failed to reconnect\n");
74 return NT_STATUS_NET_WRITE_FAULT;
75 }
76 }
77 handle = torture_smb2_create(tree, FNAME);
78 continue;
79 } else {
80 min = len;
81 }
82
83
84 ZERO_STRUCT(r);
85 r.in.file.handle = handle;
86 r.in.length = len;
87 r.in.offset = 0;
88
89 printf("reading %d bytes\n", len);
90
91 status = smb2_read(tree, tmp_ctx, &r);
92 if (!NT_STATUS_IS_OK(status)) {
93 printf("read failed - %s\n", nt_errstr(status));
94 } else if (w.in.data.length != r.out.data.length ||
95 memcmp(w.in.data.data, r.out.data.data, len) != 0) {
96 printf("read data mismatch\n");
97 }
98
99 talloc_free(tmp_ctx);
100 }
101
102 printf("converged: len=%d\n", max);
103 smb2_util_close(tree, handle);
104 smb2_util_unlink(tree, FNAME);
105
106 return NT_STATUS_OK;
107}
108
109
110
111/*
112 basic testing of SMB2 connection calls
113*/
114bool torture_smb2_maxwrite(struct torture_context *torture)
115{
116 struct smb2_tree *tree;
117 struct smb2_handle h1;
118 NTSTATUS status;
119
120 if (!torture_smb2_connection(torture, &tree)) {
121 return false;
122 }
123
124 h1 = torture_smb2_create(tree, FNAME);
125 status = torture_smb2_write(torture, tree, h1);
126 if (!NT_STATUS_IS_OK(status)) {
127 printf("Write failed - %s\n", nt_errstr(status));
128 return false;
129 }
130
131 return true;
132}
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