summaryrefslogtreecommitdiffstats
path: root/src/mspdb.cpp
blob: d4b01d808d65b8f04628e98f54318d54091e4b05 (plain)
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
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
// Convert DMD CodeView debug information to PDB files

// Copyright (c) 2009-2010 by Rainer Schuetze, All Rights Reserved

//

// License for redistribution is given by the Artistic License 2.0

// see file LICENSE for further details


#include "mspdb.h"


#include <windows.h>


#pragma comment(lib, "rpcrt4.lib")


HMODULE modMsPdb;
mspdb::fnPDBOpen2W *pPDBOpen2W;

char* mspdb80_dll = "mspdb80.dll";
char* mspdb100_dll = "mspdb100.dll";
char* mspdb110_dll = "mspdb110.dll";
char* mspdb120_dll = "mspdb120.dll";
// char* mspdb110shell_dll = "mspdbst.dll"; // the VS 2012 Shell uses this file instead of mspdb110.dll, but is missing mspdbsrv.exe


int mspdb::vsVersion = 8;

// verify mspdbsrv.exe is found in the same path

void tryLoadLibrary(const char* mspdb)
{
	if (modMsPdb)
		return;
	modMsPdb = LoadLibraryA(mspdb);
	if (!modMsPdb)
		return;

	char modpath[260];
	if(GetModuleFileNameA(modMsPdb, modpath, 260) < 260)
	{
		char* p = modpath + strlen(modpath);
		while(p > modpath && p[-1] != '\\')
			p--;
		strcpy(p, "mspdbsrv.exe");
		if(GetFileAttributesA(modpath) != INVALID_FILE_ATTRIBUTES)
			return;
	}
	FreeLibrary(modMsPdb);
	modMsPdb = NULL;
}

bool getInstallDir(const char* version, char* installDir, DWORD size)
{
	char key[260] = "SOFTWARE\\Microsoft\\";
	strcat(key, version);

	HKEY hkey;
	if (RegOpenKeyExA(HKEY_LOCAL_MACHINE, key, 0, KEY_QUERY_VALUE, &hkey) != ERROR_SUCCESS)
		return false;
	
	bool rc = RegQueryValueExA(hkey, "InstallDir", 0, 0, (LPBYTE)installDir, &size) == ERROR_SUCCESS;
	RegCloseKey(hkey);
	return rc;
}

bool tryLoadMsPdb(const char* version, const char* mspdb, const char* path = 0)
{
	char installDir[260];
	if (!getInstallDir(version, installDir, sizeof(installDir)))
		return false;
	char* p = installDir + strlen(installDir);
	if (p[-1] != '\\' && p[-1] != '/')
		*p++ = '\\';
	if(path)
		p += strlen(strcpy(p, path));
	strcpy(p, mspdb);

	tryLoadLibrary(installDir);
	return modMsPdb != 0;
}

void tryLoadMsPdb80(bool throughPath)
{
	if (!modMsPdb && throughPath)
		tryLoadLibrary(mspdb80_dll);

	if (!modMsPdb && !throughPath)
		tryLoadMsPdb("VisualStudio\\9.0", mspdb80_dll);
	if (!modMsPdb && !throughPath)
		tryLoadMsPdb("VisualStudio\\8.0", mspdb80_dll);
	if (!modMsPdb && !throughPath)
		tryLoadMsPdb("VCExpress\\9.0", mspdb80_dll);
	if (!modMsPdb && !throughPath)
		tryLoadMsPdb("VCExpress\\8.0", mspdb80_dll);
}

void tryLoadMsPdb100(bool throughPath)
{
	if (!modMsPdb)
	{
		if(throughPath)
			modMsPdb = LoadLibraryA(mspdb100_dll);
		if (!modMsPdb && !throughPath)
			tryLoadMsPdb("VisualStudio\\10.0", mspdb100_dll);
		if (!modMsPdb && !throughPath)
			tryLoadMsPdb("VCExpress\\10.0", mspdb100_dll);
		if (modMsPdb)
			mspdb::vsVersion = 10;
	}
}

void tryLoadMsPdb110(bool throughPath)
{
	if (!modMsPdb)
	{
		if (throughPath)
			modMsPdb = LoadLibraryA(mspdb110_dll);
		if (!modMsPdb && !throughPath)
			tryLoadMsPdb("VisualStudio\\11.0", mspdb110_dll);
		if (!modMsPdb && !throughPath)
			tryLoadMsPdb("VSWinExpress\\11.0", mspdb110_dll);
		if (modMsPdb)
			mspdb::vsVersion = 11;
	}
}

void tryLoadMsPdb120(bool throughPath)
{
	if (!modMsPdb)
	{
		if(throughPath)
			modMsPdb = LoadLibraryA(mspdb120_dll);
		if (!modMsPdb && !throughPath)
			tryLoadMsPdb("VisualStudio\\12.0", mspdb120_dll, "..\\..\\VC\\bin\\");
		if (!modMsPdb && !throughPath)
			tryLoadMsPdb("VSWinExpress\\12.0", mspdb120_dll, "..\\..\\VC\\bin\\");
		if (modMsPdb)
			mspdb::vsVersion = 12;
	}
}

bool initMsPdb()
{
#if 0 // might cause problems when combining VS Shell 2010 with VS 2008 or similar

	if(const char* p = getenv("VisualStudioDir"))
	{
		// guess from environment variable from which version of VS we are invoked and prefer a correspondig mspdb DLL

		if (strstr(p, "2010"))
			tryLoadMsPdb100();
		if (strstr(p, "2012"))
			tryLoadMsPdb110();
		// VS2008 tried next anyway

	}
#endif


	// try loading through the PATH first to best match current setup

	tryLoadMsPdb120(true);
	tryLoadMsPdb110(true);
	tryLoadMsPdb100(true);
	tryLoadMsPdb80(true);

	tryLoadMsPdb120(false);
	tryLoadMsPdb110(false);
	tryLoadMsPdb100(false);
	tryLoadMsPdb80(false);

	if (!modMsPdb)
		return false;

	if (!pPDBOpen2W)
		pPDBOpen2W = (mspdb::fnPDBOpen2W*) GetProcAddress(modMsPdb, "PDBOpen2W");
	if (!pPDBOpen2W)
		return false;

	return true;
}

bool exitMsPdb()
{
	pPDBOpen2W = 0;
	if (modMsPdb)
		FreeLibrary(modMsPdb);
	modMsPdb = 0;
	return true;
}

mspdb::PDB* CreatePDB(const wchar_t* pdbname)
{
	if (!initMsPdb ())
		return 0;

	mspdb::PDB* pdb = 0;
	long data[194] = { 193, 0 };
	wchar_t ext[256] = L".exe";
	if (!(*pPDBOpen2W) (pdbname, "wf", data, ext, 0x400, &pdb))
		return 0;

	return pdb;
}