1 /*
2 * Wine debugger - loading a module for debug purposes
3 *
4 * Copyright 2006 Eric Pouech
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19 */
20
21 #define NONAMELESSUNION
22 #define NONAMELESSSTRUCT
23
24 #include "config.h"
25
26 #include <stdlib.h>
27 #include <stdio.h>
28 #include <string.h>
29 #include <stdarg.h>
30
31 #include "debugger.h"
32 #include "wine/debug.h"
33
34 WINE_DEFAULT_DEBUG_CHANNEL(winedbg);
35
36 static struct be_process_io be_process_module_io;
37
38 static BOOL WINAPI tgt_process_module_read(HANDLE hProcess, const void* addr,
39 void* buffer, SIZE_T len, SIZE_T* rlen)
40 {
41 return FALSE;
42 }
43
44 static BOOL WINAPI tgt_process_module_write(HANDLE hProcess, void* addr,
45 const void* buffer, SIZE_T len, SIZE_T* wlen)
46 {
47 return FALSE;
48 }
49
50 enum dbg_start tgt_module_load(const char* name, BOOL keep)
51 {
52 DWORD opts = SymGetOptions();
53 HANDLE hDummy = (HANDLE)0x87654321;
54 enum dbg_start ret = start_ok;
55
56 SymSetOptions((opts & ~(SYMOPT_UNDNAME|SYMOPT_DEFERRED_LOADS)) |
57 SYMOPT_LOAD_LINES | SYMOPT_AUTO_PUBLICS | 0x40000000);
58 if (!SymInitialize(hDummy, NULL, FALSE))
59 return start_error_init;
60 if (!SymLoadModule(hDummy, NULL, name, NULL, 0, 0))
61 {
62 ret = start_error_init;
63 keep = FALSE;
64 }
65
66 if (keep)
67 {
68 dbg_printf("Non supported mode... errors may occur\n"
69 "Use at your own risks\n");
70 SymSetOptions(SymGetOptions() | 0x40000000);
71 dbg_curr_process = dbg_add_process(&be_process_module_io, 1, hDummy);
72 dbg_curr_pid = 1;
73 dbg_curr_thread = dbg_add_thread(dbg_curr_process, 2, NULL, NULL);
74
75 /* FIXME: missing thread creation, fetching frames, restoring dbghelp's options... */
76 }
77 else
78 {
79 SymCleanup(hDummy);
80 SymSetOptions(opts);
81 }
82
83 return ret;
84 }
85
86 static BOOL tgt_process_module_close_process(struct dbg_process* pcs, BOOL kill)
87 {
88 SymCleanup(pcs->handle);
89 dbg_del_process(pcs);
90 return TRUE;
91 }
92
93 static BOOL WINAPI tgt_process_module_get_selector(HANDLE hThread, DWORD sel, LDT_ENTRY* le)
94 {
95 return FALSE;
96 }
97
98 static struct be_process_io be_process_module_io =
99 {
100 tgt_process_module_close_process,
101 tgt_process_module_read,
102 tgt_process_module_write,
103 tgt_process_module_get_selector,
104 };
105
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