]>
Commit | Line | Data |
---|---|---|
a99bdfd8 DD |
1 | /* |
2 | * Copyright (c) 2000, Red Hat, Inc. | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License as published by | |
6 | * the Free Software Foundation; either version 2 of the License, or | |
7 | * (at your option) any later version. | |
8 | * | |
9 | * A copy of the GNU General Public License can be found at | |
10 | * http://www.gnu.org/ | |
11 | * | |
12 | * Written by DJ Delorie <dj@cygnus.com> | |
13 | * | |
14 | */ | |
b24c88b3 RC |
15 | #if 0 |
16 | static const char *cvsid = "\n%%% $Id$\n"; | |
17 | #endif | |
8507f105 | 18 | |
5072c0bb BD |
19 | #define WIN32_LEAN_AND_MEAN |
20 | #include <windows.h> | |
a99bdfd8 DD |
21 | |
22 | typedef struct { | |
d3c2a043 | 23 | const char *name; |
a99bdfd8 DD |
24 | HINSTANCE handle; |
25 | } DllInfo; | |
26 | ||
d3c2a043 | 27 | #define DLL(n) __attribute__ ((used)) static DllInfo n ## _info __asm__ (#n "_info") = { #n, 0} |
a99bdfd8 DD |
28 | |
29 | #define Auto(dll, func, size) \ | |
d9129990 | 30 | __asm__ ("\t.section .autoload_text,\"wx\""); \ |
a99bdfd8 DD |
31 | __asm__ ("\t.global\t_" #func "@" #size); \ |
32 | __asm__ ("_" #func "@" #size ":"); \ | |
33 | __asm__ ("\tcall\tautoload_common"); \ | |
34 | __asm__ ("\t.long\t" #dll "_info"); \ | |
35 | __asm__ ("\t.ascii\t\"" #func "\\0\"") | |
36 | ||
37 | DLL (wininet); | |
38 | ||
4a83b7b0 | 39 | Auto (wininet, InternetAttemptConnect, 4); |
a99bdfd8 DD |
40 | Auto (wininet, InternetCloseHandle, 4); |
41 | Auto (wininet, InternetGetLastResponseInfoA, 12); | |
42 | Auto (wininet, InternetOpenA, 20); | |
43 | Auto (wininet, InternetOpenUrlA, 24); | |
44 | Auto (wininet, InternetReadFile, 16); | |
45 | Auto (wininet, InternetSetOptionA, 16); | |
4a83b7b0 DD |
46 | Auto (wininet, InternetQueryOptionA, 16); |
47 | Auto (wininet, HttpQueryInfoA, 20); | |
48 | Auto (wininet, HttpSendRequestA, 20); | |
a99bdfd8 | 49 | |
acbae401 CV |
50 | DLL (advapi32); |
51 | ||
52 | Auto (advapi32, AddAccessAllowedAce, 16); | |
53 | Auto (advapi32, AllocateAndInitializeSid, 44); | |
54 | Auto (advapi32, FreeSid, 4); | |
55 | Auto (advapi32, InitializeAcl, 12); | |
56 | Auto (advapi32, OpenProcessToken, 12); | |
57 | Auto (advapi32, SetTokenInformation, 16); | |
f9e903a3 RC |
58 | Auto (advapi32, OpenSCManagerA, 16); |
59 | Auto (advapi32, CloseServiceHandle, 4); | |
60 | Auto (advapi32, OpenServiceA, 16); | |
61 | Auto (advapi32, QueryServiceStatus, 8); | |
62 | Auto (advapi32, StartServiceA, 16); | |
63 | ||
6dcfeb7d CV |
64 | DLL (ntdll); |
65 | ||
66 | Auto (ntdll, NtCreateFile, 44); | |
67 | Auto (ntdll, NtOpenFile, 24); | |
68 | Auto (ntdll, NtClose, 4); | |
69 | Auto (ntdll, NtQueryAttributesFile, 8); | |
70 | Auto (ntdll, NtQueryInformationFile, 20); | |
71 | Auto (ntdll, NtSetInformationFile, 20); | |
72 | Auto (ntdll, RtlInitUnicodeString, 8); | |
73 | Auto (ntdll, RtlNtStatusToDosError, 4); | |
acbae401 | 74 | |
a99bdfd8 DD |
75 | typedef struct { |
76 | DllInfo *dll; | |
77 | char name[100]; | |
78 | } AutoEntry; | |
79 | ||
2e0aaec9 BD |
80 | __asm__ ("\t.text"); |
81 | ||
d3c2a043 | 82 | __attribute__ ((used)) static void autoload_common (int x) __asm__ ("autoload_common"); |
a99bdfd8 DD |
83 | |
84 | static void | |
85 | autoload_common (int x) | |
86 | { | |
87 | int fp, rel; | |
88 | unsigned char *proc; | |
89 | HINSTANCE h; | |
90 | AutoEntry *a; | |
91 | ||
92 | a = *(AutoEntry **)(&x - 1); | |
93 | if (a->dll->handle == 0) | |
94 | { | |
95 | h = LoadLibrary (a->dll->name); | |
96 | a->dll->handle = h; | |
97 | } | |
98 | fp = (int) GetProcAddress (a->dll->handle, a->name); | |
99 | proc = ((unsigned char *)a) - 5; | |
100 | rel = fp - (int)(a); /* now it's a relative call */ | |
101 | *proc++ = 0xe9; /* jump near 32-bit relative */ | |
102 | *proc++ = rel; | |
103 | *proc++ = rel>>8; | |
104 | *proc++ = rel>>16; | |
105 | *proc++ = rel>>24; | |
106 | ||
107 | *(int *)(&x-1) = (int)proc-5; | |
108 | } |