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
|
/*
* Copyright (c) 2013, Oracle and/or its affiliates.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "xhiv.h"
#include <X11/Xlib.h>
#include <X11/Xproto.h>
#include <X11/extensions/Xdbe.h>
#include <X11/extensions/dbeproto.h>
#include <assert.h>
#include <stdio.h>
#include <limits.h>
#define MY_DBE_EXT_CODE 202
static void
testOverflowFields(void)
{
/* Report that DBE is present */
const xQueryExtensionReply dbeqext_reply = {
.type = X_Reply,
.length = 0,
.present = xTrue,
.major_opcode = MY_DBE_EXT_CODE,
.first_event = 100,
.first_error = 150
};
xhiv_response dbeqext_response = {
.next = NULL,
.reqType = X_QueryExtension,
.reqMinor = XHIV_REQ_IGNORE,
.sequence = XHIV_SEQ_MATCHDATA,
.match_data = DBE_PROTOCOL_NAME,
.length = (SIZEOF(xQueryExtensionReply) >> 2),
.response_data = &dbeqext_reply,
.response_datalen = sizeof(dbeqext_reply)
};
const xDbeGetVersionReply dbevers_reply = {
.type = X_Reply,
.length = 0,
.majorVersion = DBE_MAJOR_VERSION,
.minorVersion = DBE_MINOR_VERSION
};
xhiv_response dbevers_response = {
.next = &dbeqext_response,
.reqType = MY_DBE_EXT_CODE,
.reqMinor = X_DbeGetVersion,
.sequence = XHIV_SEQ_IGNORE,
.length = (SIZEOF(xQueryExtensionReply) >> 2),
.response_data = &dbevers_reply,
.response_datalen = sizeof(dbevers_reply)
};
const xDbeGetVisualInfoReply rep1 = {
.type = X_Reply,
.pad1 = X_DbeGetVisualInfo,
.length = (UINT_MAX / sizeof(XdbeScreenVisualInfo)) + 2,
.m = (UINT_MAX / sizeof(XdbeScreenVisualInfo)) + 2,
};
const CARD32 dbeviscount = 0;
xhiv_response dbeviscounts_response = {
.reqType = XHIV_REQ_IGNORE,
.reqMinor = XHIV_REQ_IGNORE,
.sequence = XHIV_SEQ_IGNORE,
.length = rep1.length,
.repeat = rep1.length - 1,
.response_data = &dbeviscount,
.response_datalen = sizeof(dbeviscount)
};
xhiv_response response1 = {
.next = &dbevers_response,
.chain = &dbeviscounts_response,
.reqType = MY_DBE_EXT_CODE,
.reqMinor = X_DbeGetVisualInfo,
.sequence = XHIV_SEQ_IGNORE,
.length = (sizeof(rep1) >> 2),
.response_data = &rep1,
.response_datalen = sizeof(rep1)
};
Display *dpy = XhivOpenDisplay(&response1);
int major = DBE_MAJOR_VERSION, minor = DBE_MINOR_VERSION;
int status, nscreens = 0;
Drawable screens[] = { 0xdeadbeef };
XdbeScreenVisualInfo *vi;
status = XdbeQueryExtension(dpy, &major, &minor);
assert(status == True);
printf("XdbeGetVisualInfo: overflow number of screens test: 0x%lx\n",
(unsigned long) rep1.m);
vi = XdbeGetVisualInfo(dpy, screens, &nscreens);
XdbeFreeVisualInfo(vi);
assert(vi == NULL);
XhivCloseDisplay(dpy);
}
int
main(int argc, char **argv)
{
testOverflowFields();
printf("XdbeGetVisualInfo: all tests passed\n");
return 0;
}
|
