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win32 Process Status API (PSAPI) bindings #4722

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win32 Process Status API (PSAPI) bindings #4722

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77c8b24
psapi binding
Einh06 Jan 19, 2025
20160ac
Fix issues with code style
Einh06 Jan 21, 2025
101d082
finalize styling
Einh06 Jan 21, 2025
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211 changes: 211 additions & 0 deletions core/sys/windows/psapi.odin
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#+build windows
package sys_windows

import "base:intrinsics"
import "core:c"

foreign import psapi "system:Psapi.lib"

@(default_calling_convention="system")
foreign psapi {
EnumProcesses :: proc(lpidProcess: PDWORD, cb: DWORD, lpcbNeeded: LPDWORD) -> BOOL ---
EnumProcessModules :: proc(hProcess: HANDLE, lphModule: ^HMODULE, cb: DWORD, lpcbNeeded: LPDWORD) -> BOOL ---
EnumProcessModulesEx :: proc(hProcess: HANDLE, lphModule: ^HMODULE, cb: DWORD, lpcbNeeded: LPDWORD, dwFilterFlag: DWORD) -> BOOL ---

GetModuleBaseNameW :: proc(hProcess: HANDLE, hModule: HMODULE, lpBaseName: LPWSTR, nSize: DWORD) -> DWORD ---
GetModuleFileNameExW :: proc(hProcess: HANDLE, hModule: HMODULE, lpFilename: LPWSTR, nSize: DWORD) -> DWORD ---

GetModuleInformation :: proc(hProcess: HANDLE, hModule: HMODULE,lpmodinfo: LPMODULEINFO, cb: DWORD) -> BOOL ---

EmptyWorkingSet :: proc(hProcess: HANDLE) -> BOOL ---
QueryWorkingSet :: proc(hProcess: HANDLE, pv: PVOID, cb: DWORD) -> BOOL ---
QueryWorkingSetEx :: proc(hProcess: HANDLE, pv: PVOID, cb: DWORD) -> BOOL ---

InitializeProcessForWsWatch :: proc(hProces: HANDLE) -> BOOL ---
GetWsChanges :: proc(hProcess: HANDLE, lpWatchInfo: PPSAPI_WS_WATCH_INFORMATION, cb: DWORD) -> BOOL ---
GetWsChangesEx :: proc(hProcess: HANDLE, lpWatchInfoEx: PPSAPI_WS_WATCH_INFORMATION_EX, cb: PDWORD) -> BOOL ---

GetMappedFileNameW :: proc (hProcess: HANDLE, lpv: LPVOID, lpFilename: LPWSTR, nSize: DWORD) -> DWORD ---

EnumDeviceDrivers :: proc (lpImageBase: ^LPVOID, cb: DWORD, lpcbNeeded: LPDWORD) -> BOOL ---
GetDeviceDriverBaseNameW :: proc (lpImageBase: LPVOID, lpBaseName: LPWSTR, nSize: DWORD) -> DWORD ---
GetDeviceDriverFileNameW :: proc (lpImageBase: LPVOID, lpFilename: LPWSTR, nSize: DWORD) -> DWORD ---

GetProcessMemoryInfo :: proc(hProcess: HANDLE, ppsmemCounters: PPROCESS_MEMORY_COUNTERS, cb: DWORD) -> BOOL ---

GetPerformanceInfo :: proc(pPerformanceInformation: PPERFORMANCE_INFORMATION, cb: DWORD) -> BOOL ---
EnumPageFilesW :: proc(pCallBackRoutine: Enum_Page_File_Callback, pContext: LPVOID) -> BOOL ---
GetProcessImageFileNameW :: proc (hProcess: HANDLE, lpImageFileName: LPWSTR, nSize: DWORD) -> DWORD ---
}

GetModuleBaseName :: GetModuleBaseNameW
GetModuleFileNameEx :: GetModuleFileNameExW
GetMappedFileName :: GetMappedFileNameW
GetDeviceDriverBaseName :: GetDeviceDriverBaseNameW
GetDeviceDriverFileName :: GetDeviceDriverFileNameW
EnumPageFiles :: EnumPageFilesW
GetProcessImageFileName :: GetProcessImageFileNameW

MODULEINFO :: struct {
lpBaseOfDll: LPVOID,
SizeOfImage: DWORD,
EntryPoint: LPVOID,
}
LPMODULEINFO :: ^MODULEINFO

when ODIN_ARCH == .amd64 {
PSAPI_WORKING_SET_BLOCK :: struct #raw_union {
Flags: ULONG_PTR,
using DUMMYNAME : bit_field uintptr {
Proctection: ULONG_PTR | 5,
ShareCount: ULONG_PTR | 3,
Shared: ULONG_PTR | 1,
Reserved: ULONG_PTR | 3,
VirtualPage: ULONG_PTR | 52,
},
}

PSAPI_WORKING_SET_EX_BLOCK :: struct #raw_union {
Flags: ULONG_PTR,
using DUMMYNAME : bit_field uintptr {
Valid: ULONG_PTR | 1,
ShareCount: ULONG_PTR | 3,
Win32Protection: ULONG_PTR | 11,
Shared: ULONG_PTR | 1,
Node: ULONG_PTR | 6,
Locked: ULONG_PTR | 1,
LargePage: ULONG_PTR | 1,
Reserved: ULONG_PTR | 7,
Bad: ULONG_PTR | 1,
ReservedUlong: ULONG_PTR | 32,
},
Invalid: bit_field uintptr {
Valid: ULONG_PTR | 1,
Reserved0: ULONG_PTR | 14,
Shared: ULONG_PTR | 1,
Reserved1: ULONG_PTR | 15,
Bad: ULONG_PTR | 1,
ReservedUlong: ULONG_PTR | 32,
},
}
} else when ODIN_ARCH == .i386 {
PSAPI_WORKING_SET_BLOCK :: struct #raw_union {
Flags: ULONG_PTR,
using DUMMYNAME : bit_field uintptr {
Proctection: ULONG_PTR | 5,
ShareCount: ULONG_PTR | 3,
Shared: ULONG_PTR | 1,
Reserved: ULONG_PTR | 3,
VirtualPage: ULONG_PTR | 20,
},
}

PSAPI_WORKING_SET_EX_BLOCK :: struct #raw_union {
Flags: ULONG_PTR,
using DUMMYNAME : bit_field uintptr {
Valid: ULONG_PTR | 1,
ShareCount: ULONG_PTR | 3,
Win32Protection: ULONG_PTR | 11,
Shared: ULONG_PTR | 1,
Node: ULONG_PTR | 6,
Locked: ULONG_PTR | 1,
LargePage: ULONG_PTR | 1,
Reserved: ULONG_PTR | 7,
Bad: ULONG_PTR | 1,
},
Invalid: bit_field uintptr {
Valid: ULONG_PTR | 1,
Reserved0: ULONG_PTR | 14,
Shared: ULONG_PTR | 1,
Reserved1: ULONG_PTR | 15,
Bad: ULONG_PTR | 1,
},
}
}

PPSAPI_WORKING_SET_BLOCK :: ^PSAPI_WORKING_SET_BLOCK
PPSAPI_WORKING_SET_EX_BLOCK :: ^PSAPI_WORKING_SET_EX_BLOCK

PSAPI_WORKING_SET_INFORMATION :: struct{
NumberOfEntries: ULONG_PTR,
WorkingSetInfo: [1]PSAPI_WORKING_SET_BLOCK,
}

PPSAPI_WORKING_SET_INFORMATION :: ^PSAPI_WORKING_SET_INFORMATION


PSAPI_WORKING_SET_EX_INFORMATION :: struct {
VirtualAddress: PVOID,
VirtualAttributes: PSAPI_WORKING_SET_EX_BLOCK,
}
PPSAPI_WORKING_SET_EX_INFORMATION :: ^PSAPI_WORKING_SET_EX_INFORMATION


PSAPI_WS_WATCH_INFORMATION :: struct {
FaultingPc: LPVOID,
FaultingVa: LPVOID,
}
PPSAPI_WS_WATCH_INFORMATION :: ^PSAPI_WS_WATCH_INFORMATION

PSAPI_WS_WATCH_INFORMATION_EX :: struct {
BasicInfo: PSAPI_WS_WATCH_INFORMATION,
FaultingThreadId: ULONG_PTR,
Flags: ULONG_PTR, // Reserved
}
PPSAPI_WS_WATCH_INFORMATION_EX :: ^PSAPI_WS_WATCH_INFORMATION_EX


PROCESS_MEMORY_COUNTERS :: struct {
cb: DWORD,
PageFaultCount: DWORD,
PeakWorkingSetSize: SIZE_T,
WorkingSetSize: SIZE_T,
QuotaPeakPagedPoolUsage: SIZE_T,
QuotaPagedPoolUsage: SIZE_T,
QuotaPeakNonPagedPoolUsage: SIZE_T,
QuotaNonPagedPoolUsage: SIZE_T,
PagefileUsage: SIZE_T,
PeakPagefileUsage: SIZE_T,
}

PROCESS_MEMORY_COUNTERS_EX :: struct {
using counter: PROCESS_MEMORY_COUNTERS,
PrivateUsage: SIZE_T,
}

PROCESS_MEMORY_COUNTERS_EX2 :: struct {
using counter_ex: PROCESS_MEMORY_COUNTERS_EX,
PrivateWorkingSetSize: SIZE_T ,
SharedCommitUsage: ULONG64,
}

PPROCESS_MEMORY_COUNTERS :: ^PROCESS_MEMORY_COUNTERS

PERFORMANCE_INFORMATION :: struct {
cb: DWORD,
CommitTotal: SIZE_T,
CommitLimit: SIZE_T,
CommitPeak: SIZE_T,
PhysicalTotal: SIZE_T,
PhysicalAvailable: SIZE_T,
SystemCache: SIZE_T,
KernelTotal: SIZE_T,
KernelPaged: SIZE_T,
KernelNonpaged: SIZE_T,
PageSize: SIZE_T,
HandleCount: DWORD,
ProcessCount: DWORD,
ThreadCount: DWORD,
}
PPERFORMANCE_INFORMATION :: ^PERFORMANCE_INFORMATION

ENUM_PAGE_FILE_INFORMATION :: struct {
cb: DWORD,
Reserved: DWORD,
TotalSize: SIZE_T,
TotalInUse: SIZE_T,
PeakUsage: SIZE_T,
}
PENUM_PAGE_FILE_INFORMATION :: ^ENUM_PAGE_FILE_INFORMATION

Enum_Page_File_Callback :: #type proc "system" (pContext: LPVOID, pPageFileInfo: PENUM_PAGE_FILE_INFORMATION, lpFilename: LPCWSTR) -> BOOL