Mercurial > minori

annotate dep/animone/src/fd/win32.cc @ 310:a4257370de16

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
dep/animone: prepare for v1.0 release; it should be ready by now
author Paper <paper@paper.us.eu.org>
date Tue, 11 Jun 2024 04:38:51 -0400
parents b1f625b0227c
children a7d4e5107531
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
310
a4257370de16 dep/animone: prepare for v1.0 release; it should be ready by now
Paper <paper@paper.us.eu.org>
parents: 301
diff changeset
1 /*
a4257370de16 dep/animone: prepare for v1.0 release; it should be ready by now
Paper <paper@paper.us.eu.org>
parents: 301
diff changeset
2 * fd/win32.cc: support for windows
a4257370de16 dep/animone: prepare for v1.0 release; it should be ready by now
Paper <paper@paper.us.eu.org>
parents: 301
diff changeset
3 *
a4257370de16 dep/animone: prepare for v1.0 release; it should be ready by now
Paper <paper@paper.us.eu.org>
parents: 301
diff changeset
4 * this file is noticably more complex than *nix, and that's because
a4257370de16 dep/animone: prepare for v1.0 release; it should be ready by now
Paper <paper@paper.us.eu.org>
parents: 301
diff changeset
5 * there is no "simple" way to get the paths of a file. In fact, this thing requires
a4257370de16 dep/animone: prepare for v1.0 release; it should be ready by now
Paper <paper@paper.us.eu.org>
parents: 301
diff changeset
6 * you to use *internal functions* that can't even be linked to, hence why we have to
a4257370de16 dep/animone: prepare for v1.0 release; it should be ready by now
Paper <paper@paper.us.eu.org>
parents: 301
diff changeset
7 * use GetProcAddress and such. what a mess.
a4257370de16 dep/animone: prepare for v1.0 release; it should be ready by now
Paper <paper@paper.us.eu.org>
parents: 301
diff changeset
8 *
a4257370de16 dep/animone: prepare for v1.0 release; it should be ready by now
Paper <paper@paper.us.eu.org>
parents: 301
diff changeset
9 * Speaking of which, because this file uses internal functions of the OS, it is not
a4257370de16 dep/animone: prepare for v1.0 release; it should be ready by now
Paper <paper@paper.us.eu.org>
parents: 301
diff changeset
10 * even guaranteed to work far into the future. however, just like with macOS, these
a4257370de16 dep/animone: prepare for v1.0 release; it should be ready by now
Paper <paper@paper.us.eu.org>
parents: 301
diff changeset
11 * things have stayed the same since Vista so if Microsoft *really* wants compatibility
a4257370de16 dep/animone: prepare for v1.0 release; it should be ready by now
Paper <paper@paper.us.eu.org>
parents: 301
diff changeset
12 * then they're pretty much forced to keeping this the same anyway.
a4257370de16 dep/animone: prepare for v1.0 release; it should be ready by now
Paper <paper@paper.us.eu.org>
parents: 301
diff changeset
13 */
301
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
14 #include "animone/fd/win32.h"
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
15 #include "animone.h"
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
16 #include "animone/util/win32.h"
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
17
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
18 #include <stdexcept>
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
19 #include <string>
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
20 #include <unordered_map>
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
21 #include <vector>
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
22
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
23 #include <fileapi.h>
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
24 #include <handleapi.h>
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
25 #include <libloaderapi.h>
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
26 #include <ntdef.h>
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
27 #include <psapi.h>
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
28 #include <shlobj.h>
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
29 #include <stringapiset.h>
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
30 #include <tlhelp32.h>
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
31 #include <windows.h>
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
32 #include <winternl.h>
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
33
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
34 /* SystemExtendedHandleInformation is only available in NT 5.1+ (XP and higher) and provides information for
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
35 * 32-bit PIDs, unlike SystemHandleInformation
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
36 */
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
37 static constexpr SYSTEM_INFORMATION_CLASS SystemExtendedHandleInformation = static_cast<SYSTEM_INFORMATION_CLASS>(0x40);
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
38 static constexpr NTSTATUS STATUS_INFO_LENGTH_MISMATCH = 0xC0000004UL;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
39
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
40 /* this is filled in at runtime because it's not guaranteed to be (and isn't)
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
41 * constant between different versions of Windows */
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
42 static unsigned short file_type_index = 0;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
43
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
44 struct SYSTEM_HANDLE_TABLE_ENTRY_INFO_EX {
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
45 PVOID Object;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
46 ULONG_PTR UniqueProcessId;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
47 HANDLE HandleValue;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
48 ACCESS_MASK GrantedAccess;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
49 USHORT CreatorBackTraceIndex;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
50 USHORT ObjectTypeIndex;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
51 ULONG HandleAttributes;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
52 ULONG Reserved;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
53 };
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
54
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
55 struct SYSTEM_HANDLE_INFORMATION_EX {
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
56 ULONG_PTR NumberOfHandles;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
57 ULONG_PTR Reserved;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
58 SYSTEM_HANDLE_TABLE_ENTRY_INFO_EX Handles[1];
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
59 };
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
60
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
61 namespace animone::internal::win32 {
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
62
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
63 class Ntdll {
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
64 public:
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
65 Ntdll() {
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
66 ntdll = ::GetModuleHandleW(L"ntdll.dll");
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
67 nt_query_system_information = reinterpret_cast<decltype(::NtQuerySystemInformation)*>(
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
68 ::GetProcAddress(ntdll, "NtQuerySystemInformation"));
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
69 nt_query_object = reinterpret_cast<decltype(::NtQueryObject)*>(::GetProcAddress(ntdll, "NtQueryObject"));
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
70 }
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
71
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
72 NTSTATUS QuerySystemInformation(SYSTEM_INFORMATION_CLASS cls, PVOID sysinfo, ULONG len,
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
73 PULONG retlen){
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
74 return nt_query_system_information(cls, sysinfo, len, retlen);
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
75 }
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
76
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
77 NTSTATUS QueryObject(HANDLE handle, OBJECT_INFORMATION_CLASS cls, PVOID objinf, ULONG objinflen, PULONG retlen) {
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
78 return nt_query_object(handle, cls, objinf, objinflen, retlen);
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
79 }
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
80
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
81 private:
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
82 HMODULE ntdll;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
83 decltype(::NtQuerySystemInformation)* nt_query_system_information;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
84 decltype(::NtQueryObject)* nt_query_object;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
85 };
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
86
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
87 Ntdll ntdll;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
88
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
89 static HANDLE DuplicateHandle(HANDLE process_handle, HANDLE handle) {
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
90 HANDLE dup_handle = nullptr;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
91 const bool result =
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
92 ::DuplicateHandle(process_handle, handle, ::GetCurrentProcess(), &dup_handle, 0, false, DUPLICATE_SAME_ACCESS);
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
93 return result ? dup_handle : nullptr;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
94 }
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
95
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
96 static std::vector<SYSTEM_HANDLE_TABLE_ENTRY_INFO_EX> GetSystemHandleInformation() {
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
97 /* we should really put a cap on this */
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
98 ULONG cb = 1 << 19;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
99 NTSTATUS status = STATUS_NO_MEMORY;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
100 std::unique_ptr<SYSTEM_HANDLE_INFORMATION_EX> info;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
101
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
102 do {
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
103 info.reset(reinterpret_cast<SYSTEM_HANDLE_INFORMATION_EX*>(malloc(cb *= 2)));
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
104 if (!info)
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
105 continue;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
106
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
107 status = ntdll.QuerySystemInformation(SystemExtendedHandleInformation, info.get(), cb, &cb);
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
108 } while (status == STATUS_INFO_LENGTH_MISMATCH);
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
109
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
110 if (!NT_SUCCESS(status))
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
111 return {};
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
112
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
113 std::vector<SYSTEM_HANDLE_TABLE_ENTRY_INFO_EX> res;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
114
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
115 ULONG_PTR handles = info->NumberOfHandles;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
116 if (!handles)
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
117 return {};
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
118
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
119 res.reserve(handles);
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
120
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
121 SYSTEM_HANDLE_TABLE_ENTRY_INFO_EX* entry = info->Handles;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
122 do {
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
123 if (entry)
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
124 res.push_back(*(entry++));
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
125 } while (--handles);
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
126
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
127 return res;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
128 }
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
129
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
130 static std::wstring GetHandleType(HANDLE handle) {
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
131 OBJECT_TYPE_INFORMATION info = {0};
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
132 ntdll.QueryObject(handle, ObjectTypeInformation, &info, sizeof(info), NULL);
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
133 return std::wstring(info.TypeName.Buffer, info.TypeName.Length);
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
134 }
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
135
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
136 static std::wstring GetFinalPathNameByHandle(HANDLE handle) {
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
137 std::wstring buffer;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
138
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
139 DWORD size = ::GetFinalPathNameByHandleW(handle, NULL, 0, FILE_NAME_NORMALIZED | VOLUME_NAME_DOS);
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
140 buffer.resize(size);
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
141 ::GetFinalPathNameByHandleW(handle, &buffer.front(), buffer.size(), FILE_NAME_NORMALIZED | VOLUME_NAME_DOS);
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
142
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
143 return buffer;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
144 }
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
145
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
146 static bool IsFileHandle(HANDLE handle, unsigned short object_type_index) {
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
147 if (file_type_index)
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
148 return object_type_index == file_type_index;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
149 else if (!handle)
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
150 return true;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
151 else if (GetHandleType(handle) == L"File") {
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
152 file_type_index = object_type_index;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
153 return true;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
154 }
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
155 return false;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
156 }
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
157
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
158 static bool IsFileMaskOk(ACCESS_MASK access_mask) {
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
159 if (!(access_mask & FILE_READ_DATA))
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
160 return false;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
161
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
162 if ((access_mask & FILE_APPEND_DATA) || (access_mask & FILE_WRITE_EA) || (access_mask & FILE_WRITE_ATTRIBUTES))
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
163 return false;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
164
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
165 return true;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
166 }
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
167
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
168 static bool IsFilePathOk(const std::wstring& path) {
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
169 if (path.empty())
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
170 return false;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
171
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
172 if (IsSystemDirectory(path))
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
173 return false;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
174
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
175 const auto file_attributes = GetFileAttributesW(path.c_str());
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
176 if ((file_attributes == INVALID_FILE_ATTRIBUTES) || (file_attributes & FILE_ATTRIBUTE_DIRECTORY))
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
177 return false;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
178
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
179 return true;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
180 }
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
181
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
182 bool GetProcessName(pid_t pid, std::string& name) {
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
183 std::wstring wname = GetProcessPath(pid);
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
184 if (wname.empty())
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
185 return false;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
186
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
187 name = ToUtf8String(GetFileNameWithoutExtension(GetFileNameFromPath(wname)));
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
188 return true;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
189 }
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
190
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
191 bool EnumerateOpenProcesses(process_proc_t process_proc) {
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
192 HANDLE hProcessSnap = ::CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
193 if (hProcessSnap == INVALID_HANDLE_VALUE)
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
194 return false;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
195
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
196 PROCESSENTRY32 pe32;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
197 pe32.dwSize = sizeof(PROCESSENTRY32);
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
198
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
199 if (!::Process32First(hProcessSnap, &pe32))
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
200 return false;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
201
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
202 if (!process_proc({pe32.th32ProcessID, pe32.szExeFile}))
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
203 return false;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
204
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
205 while (::Process32Next(hProcessSnap, &pe32))
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
206 if (!process_proc({pe32.th32ProcessID, pe32.szExeFile}))
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
207 return false;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
208
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
209 ::CloseHandle(hProcessSnap);
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
210
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
211 return true;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
212 }
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
213
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
214 /* this could be changed to being a callback, but... I'm too lazy right now :) */
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
215 bool EnumerateOpenFiles(const std::set<pid_t>& pids, open_file_proc_t open_file_proc) {
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
216 if (!open_file_proc)
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
217 return false;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
218
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
219 std::unordered_map<pid_t, Handle> proc_handles;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
220
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
221 for (const pid_t& pid : pids) {
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
222 const HANDLE handle = ::OpenProcess(PROCESS_DUP_HANDLE, false, pid);
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
223 if (handle != INVALID_HANDLE_VALUE)
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
224 proc_handles[pid] = Handle(handle);
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
225 }
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
226
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
227 if (proc_handles.empty())
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
228 return false;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
229
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
230 std::vector<SYSTEM_HANDLE_TABLE_ENTRY_INFO_EX> info = GetSystemHandleInformation();
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
231
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
232 for (const auto& h : info) {
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
233 const pid_t pid = h.UniqueProcessId;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
234 if (!pids.count(pid))
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
235 continue;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
236
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
237 if (!IsFileHandle(nullptr, h.ObjectTypeIndex))
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
238 continue;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
239
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
240 if (!IsFileMaskOk(h.GrantedAccess))
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
241 continue;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
242
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
243 Handle handle(DuplicateHandle(proc_handles[pid].get(), h.HandleValue));
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
244 if (handle.get() == INVALID_HANDLE_VALUE)
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
245 continue;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
246
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
247 if (GetFileType(handle.get()) != FILE_TYPE_DISK)
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
248 continue;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
249
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
250 const std::wstring path = GetFinalPathNameByHandle(handle.get());
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
251 if (!IsFilePathOk(path))
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
252 continue;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
253
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
254 if (!open_file_proc({pid, ToUtf8String(path)}))
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
255 return false;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
256 }
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
257
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
258 return true;
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
259 }
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
260
b1f625b0227c *: convert all files CRLF -> LF
Paper <paper@paper.us.eu.org>
parents: 285
diff changeset
261 } // namespace animone::internal::win32