Mercurial > hg > truffle
annotate src/os/windows/vm/hpi_windows.cpp @ 2022:2d4762ec74af
7003748: Decode C stack frames when symbols are presented (PhoneHome project)
Summary: Implemented in-process C native stack frame decoding when symbols are available.
Reviewed-by: coleenp, never
author | zgu |
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date | Sat, 11 Dec 2010 13:20:56 -0500 |
parents | f95d63e2154a |
children |
rev | line source |
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0 | 1 /* |
1972 | 2 * Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved. |
0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
1552
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #include "precompiled.hpp" |
26 #include "oops/oop.inline.hpp" | |
27 #include "runtime/hpi.hpp" | |
28 #include "runtime/os.hpp" | |
0 | 29 |
30 typedef jint (JNICALL *init_t)(GetInterfaceFunc *, void *); | |
31 | |
32 void hpi::initialize_get_interface(vm_calls_t *callbacks) | |
33 { | |
34 // Build name of HPI. | |
35 char lib_name[JVM_MAXPATHLEN]; | |
36 | |
37 if (HPILibPath && HPILibPath[0]) { | |
38 strncpy(lib_name, HPILibPath, JVM_MAXPATHLEN - 1); | |
39 lib_name[JVM_MAXPATHLEN - 1] = '\0'; | |
40 } else { | |
41 os::jvm_path(lib_name, sizeof lib_name); | |
42 | |
43 #ifdef PRODUCT | |
44 const char *hpi_lib = "\\hpi.dll"; | |
45 #else | |
46 char *ptr = strrchr(lib_name, '\\'); | |
47 // On Win98 GetModuleFileName() returns the path in the upper case. | |
48 assert(_strnicmp(ptr, "\\jvm",4) == 0, "invalid library name"); | |
49 const char *hpi_lib = (_strnicmp(ptr, "\\jvm_g",6) == 0) ? "\\hpi_g.dll" : "\\hpi.dll"; | |
50 #endif | |
51 | |
52 *(::strrchr(lib_name, '\\')) = '\0'; /* get rid of "\\jvm.dll" */ | |
53 char *p = ::strrchr(lib_name, '\\'); | |
54 if (p != NULL) *p = '\0'; /* get rid of "\\hotspot" */ | |
55 strcat(lib_name, hpi_lib); | |
56 } | |
57 | |
58 // Load it. | |
59 if (TraceHPI) tty->print_cr("Loading HPI %s ", lib_name); | |
60 HINSTANCE lib_handle = LoadLibrary(lib_name); | |
61 if (lib_handle == NULL) { | |
62 if (TraceHPI) tty->print_cr("LoadLibrary failed, code = %d", GetLastError()); | |
63 return; | |
64 } | |
65 | |
66 // Find hpi initializer. | |
67 init_t initer = (init_t)GetProcAddress(lib_handle, "DLL_Initialize"); | |
68 if (initer == NULL) { | |
69 if (TraceHPI) tty->print_cr("GetProcAddress failed, errcode = %d", GetLastError()); | |
70 return; | |
71 } | |
72 | |
73 // Call initializer. | |
74 jint init_result = (*initer)(&_get_interface, callbacks); | |
75 if (init_result < 0) { | |
76 if (TraceHPI) tty->print_cr("DLL_Initialize failed, returned %ld", init_result); | |
77 return; | |
78 } | |
79 | |
80 if (TraceHPI) tty->print_cr("success"); | |
81 return; | |
82 } |