3 Copyright 1988, 1998 The Open Group
5 Permission to use, copy, modify, distribute, and sell this software and its
6 documentation for any purpose is hereby granted without fee, provided that
7 the above copyright notice appear in all copies and that both that
8 copyright notice and this permission notice appear in supporting
11 The above copyright notice and this permission notice shall be included in
12 all copies or substantial portions of the Software.
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15 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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19 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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23 in this Software without prior written authorization from The Open Group.
30 #include <X11/Xauth.h>
34 binaryEqual (_Xconst char *a, _Xconst char *b, int len)
44 #if NeedWidePrototypes
46 unsigned int address_length,
48 unsigned short family,
49 unsigned short address_length,
51 _Xconst char* address,
52 #if NeedWidePrototypes
53 unsigned int number_length,
55 unsigned short number_length,
58 #if NeedWidePrototypes
59 unsigned int name_length,
61 unsigned short name_length,
69 auth_name = XauFileName ();
72 if (access (auth_name, R_OK) != 0) /* checks REAL id */
74 auth_file = fopen (auth_name, "rb");
78 entry = XauReadAuth (auth_file);
83 * either family or entry->family are FamilyWild or
84 * family and entry->family are the same and
85 * address and entry->address are the same
87 * either number or entry->number are empty or
88 * number and entry->number are the same
90 * either name or entry->name are empty or
91 * name and entry->name are the same
94 if ((family == FamilyWild || entry->family == FamilyWild ||
95 (entry->family == family &&
96 address_length == entry->address_length &&
97 binaryEqual (entry->address, address, (int)address_length))) &&
98 (number_length == 0 || entry->number_length == 0 ||
99 (number_length == entry->number_length &&
100 binaryEqual (entry->number, number, (int)number_length))) &&
101 (name_length == 0 || entry->name_length == 0 ||
102 (entry->name_length == name_length &&
103 binaryEqual (entry->name, name, (int)name_length))))
105 XauDisposeAuth (entry);
107 (void) fclose (auth_file);