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
|
// Copyright 2015 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include "common/common_types.h"
#include "core/hle/kernel/object.h"
namespace Kernel {
enum class ResourceLimitCategory : u8 {
APPLICATION = 0,
SYS_APPLET = 1,
LIB_APPLET = 2,
OTHER = 3
};
enum class ResourceType {
Priority = 0,
Commit = 1,
Thread = 2,
Event = 3,
Mutex = 4,
Semaphore = 5,
Timer = 6,
SharedMemory = 7,
AddressArbiter = 8,
CPUTime = 9,
};
class ResourceLimit final : public Object {
public:
/**
* Creates a resource limit object.
*/
static SharedPtr<ResourceLimit> Create(std::string name = "Unknown");
/**
* Retrieves the resource limit associated with the specified resource limit category.
* @param category The resource limit category
* @returns The resource limit associated with the category
*/
static SharedPtr<ResourceLimit> GetForCategory(ResourceLimitCategory category);
std::string GetTypeName() const override {
return "ResourceLimit";
}
std::string GetName() const override {
return name;
}
static const HandleType HANDLE_TYPE = HandleType::ResourceLimit;
HandleType GetHandleType() const override {
return HANDLE_TYPE;
}
/**
* Gets the current value for the specified resource.
* @param resource Requested resource type
* @returns The current value of the resource type
*/
s32 GetCurrentResourceValue(ResourceType resource) const;
/**
* Gets the max value for the specified resource.
* @param resource Requested resource type
* @returns The max value of the resource type
*/
u32 GetMaxResourceValue(ResourceType resource) const;
/// Name of resource limit object.
std::string name;
/// Max thread priority that a process in this category can create
s32 max_priority = 0;
/// Max memory that processes in this category can use
s32 max_commit = 0;
///< Max number of objects that can be collectively created by the processes in this category
s32 max_threads = 0;
s32 max_events = 0;
s32 max_mutexes = 0;
s32 max_semaphores = 0;
s32 max_timers = 0;
s32 max_shared_mems = 0;
s32 max_address_arbiters = 0;
/// Max CPU time that the processes in this category can utilize
s32 max_cpu_time = 0;
// TODO(Subv): Increment these in their respective Kernel::T::Create functions, keeping in mind
// that APPLICATION resource limits should not be affected by the objects created by service
// modules.
// Currently we have no way of distinguishing if a Create was called by the running application,
// or by a service module. Approach this once we have separated the service modules into their
// own processes
/// Current memory that the processes in this category are using
s32 current_commit = 0;
///< Current number of objects among all processes in this category
s32 current_threads = 0;
s32 current_events = 0;
s32 current_mutexes = 0;
s32 current_semaphores = 0;
s32 current_timers = 0;
s32 current_shared_mems = 0;
s32 current_address_arbiters = 0;
/// Current CPU time that the processes in this category are utilizing
s32 current_cpu_time = 0;
private:
ResourceLimit();
~ResourceLimit() override;
};
/// Initializes the resource limits
void ResourceLimitsInit();
// Destroys the resource limits
void ResourceLimitsShutdown();
} // namespace Kernel
|
