| 1 | /**
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| 2 | * This file has no copyright assigned and is placed in the Public Domain.
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| 3 | * This file is part of the mingw-w64 runtime package.
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| 4 | * No warranty is given; refer to the file DISCLAIMER.PD within this package.
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| 5 | */
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| 6 |
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| 7 | #ifndef _APISET_IORING_
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| 8 | #define _APISET_IORING_
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| 9 |
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| 10 | #include <apiset.h>
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| 11 | #include <apisetcconv.h>
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| 12 | #include <minwindef.h>
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| 13 | #include <minwinbase.h>
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| 14 | #include <ntioring_x.h>
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| 15 |
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| 16 | #if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP)
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| 17 | #if NTDDI_VERSION >= NTDDI_WIN10_CO
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| 18 |
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| 19 | DECLARE_HANDLE(HIORING);
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| 20 |
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| 21 | typedef enum IORING_SQE_FLAGS {
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| 22 | IOSQE_FLAGS_NONE = 0
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| 23 | } IORING_SQE_FLAGS;
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| 24 | DEFINE_ENUM_FLAG_OPERATORS(IORING_SQE_FLAGS)
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| 25 |
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| 26 | typedef enum IORING_CREATE_REQUIRED_FLAGS {
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| 27 | IORING_CREATE_REQUIRED_FLAGS_NONE = 0
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| 28 | } IORING_CREATE_REQUIRED_FLAGS;
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| 29 | DEFINE_ENUM_FLAG_OPERATORS(IORING_CREATE_REQUIRED_FLAGS)
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| 30 |
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| 31 | typedef enum IORING_CREATE_ADVISORY_FLAGS {
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| 32 | IORING_CREATE_ADVISORY_FLAGS_NONE = 0
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| 33 | } IORING_CREATE_ADVISORY_FLAGS;
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| 34 | DEFINE_ENUM_FLAG_OPERATORS(IORING_CREATE_ADVISORY_FLAGS)
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| 35 |
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| 36 | typedef struct IORING_CREATE_FLAGS {
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| 37 | IORING_CREATE_REQUIRED_FLAGS Required;
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| 38 | IORING_CREATE_ADVISORY_FLAGS Advisory;
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| 39 | } IORING_CREATE_FLAGS;
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| 40 |
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| 41 | typedef struct IORING_INFO {
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| 42 | IORING_VERSION IoRingVersion;
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| 43 | IORING_CREATE_FLAGS Flags;
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| 44 | UINT32 SubmissionQueueSize;
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| 45 | UINT32 CompletionQueueSize;
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| 46 | } IORING_INFO;
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| 47 |
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| 48 | typedef struct IORING_CAPABILITIES {
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| 49 | IORING_VERSION MaxVersion;
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| 50 | UINT32 MaxSubmissionQueueSize;
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| 51 | UINT32 MaxCompletionQueueSize;
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| 52 | IORING_FEATURE_FLAGS FeatureFlags;
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| 53 | } IORING_CAPABILITIES;
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| 54 |
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| 55 | typedef enum IORING_REF_KIND {
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| 56 | IORING_REF_RAW,
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| 57 | IORING_REF_REGISTERED
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| 58 | } IORING_REF_KIND;
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| 59 |
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| 60 | typedef struct IORING_HANDLE_REF {
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| 61 | #ifdef __cplusplus
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| 62 | explicit IORING_HANDLE_REF(HANDLE h) : Kind(IORING_REF_KIND::IORING_REF_RAW), Handle(h) {}
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| 63 | explicit IORING_HANDLE_REF(UINT32 index) : Kind(IORING_REF_KIND::IORING_REF_REGISTERED), Handle(index) {}
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| 64 | #endif
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| 65 |
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| 66 | IORING_REF_KIND Kind;
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| 67 | union HandleUnion {
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| 68 | #ifdef __cplusplus
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| 69 | HandleUnion(HANDLE h) : Handle(h) {}
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| 70 | HandleUnion(UINT32 index) : Index(index) {}
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| 71 | #endif
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| 72 | HANDLE Handle;
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| 73 | UINT32 Index;
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| 74 | } Handle;
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| 75 | } IORING_HANDLE_REF;
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| 76 |
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| 77 | #ifdef __cplusplus
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| 78 | #define IoRingHandleRefFromHandle(h) IORING_HANDLE_REF(static_cast<HANDLE>(h))
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| 79 | #define IoRingHandleRefFromIndex(i) IORING_HANDLE_REF(static_cast<UINT32>(i))
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| 80 | #else
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| 81 | #define IoRingHandleRefFromHandle(h) {IORING_REF_RAW, {.Handle = h}}
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| 82 | #define IoRingHandleRefFromIndex(i) {IORING_REF_REGISTERED, {.Index = i}}
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| 83 | #endif
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| 84 |
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| 85 | typedef struct IORING_BUFFER_REF {
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| 86 | #ifdef __cplusplus
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| 87 | explicit IORING_BUFFER_REF(void* address) : Kind(IORING_REF_KIND::IORING_REF_RAW), Buffer(address) {}
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| 88 | explicit IORING_BUFFER_REF(IORING_REGISTERED_BUFFER registeredBuffer) : Kind(IORING_REF_KIND::IORING_REF_REGISTERED), Buffer(registeredBuffer) {}
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| 89 | IORING_BUFFER_REF(UINT32 index, UINT32 offset) : IORING_BUFFER_REF(IORING_REGISTERED_BUFFER{index, offset}) {}
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| 90 | #endif
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| 91 |
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| 92 | IORING_REF_KIND Kind;
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| 93 | union BufferUnion {
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| 94 | #ifdef __cplusplus
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| 95 | BufferUnion(void* address) : Address(address) {}
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| 96 | BufferUnion(IORING_REGISTERED_BUFFER indexAndOffset) : IndexAndOffset(indexAndOffset) {}
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| 97 | #endif
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| 98 | void* Address;
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| 99 | IORING_REGISTERED_BUFFER IndexAndOffset;
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| 100 | }Buffer;
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| 101 | } IORING_BUFFER_REF;
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| 102 |
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| 103 | #ifdef __cplusplus
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| 104 | #define IoRingBufferRefFromPointer(p) IORING_BUFFER_REF(static_cast<void*>(p))
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| 105 | #define IoRingBufferRefFromIndexAndOffset(i,o) IORING_BUFFER_REF((i),(o))
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| 106 | #else
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| 107 | #define IoRingBufferRefFromPointer(p) {IORING_REF_RAW, {.Address = p}}
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| 108 | #define IoRingBufferRefFromIndexAndOffset(i,o) {IORING_REF_REGISTERED, {.IndexAndOffset = {(i),(o)}}}
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| 109 | #endif
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| 110 |
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| 111 | typedef struct IORING_CQE {
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| 112 | UINT_PTR UserData;
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| 113 | HRESULT ResultCode;
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| 114 | ULONG_PTR Information;
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| 115 | } IORING_CQE;
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| 116 |
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| 117 | #ifdef __cplusplus
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| 118 | extern "C" {
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| 119 | #endif
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| 120 |
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| 121 | STDAPI QueryIoRingCapabilities(IORING_CAPABILITIES* capabilities);
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| 122 | STDAPI_(WINBOOL) IsIoRingOpSupported(HIORING ioRing, IORING_OP_CODE op);
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| 123 | STDAPI CreateIoRing(IORING_VERSION ioringVersion, IORING_CREATE_FLAGS flags, UINT32 submissionQueueSize, UINT32 completionQueueSize, HIORING* h);
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| 124 | STDAPI GetIoRingInfo(HIORING ioRing, IORING_INFO* info);
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| 125 | STDAPI SubmitIoRing(HIORING ioRing, UINT32 waitOperations, UINT32 milliseconds, UINT32* submittedEntries);
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| 126 | STDAPI CloseIoRing(HIORING ioRing);
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| 127 | STDAPI PopIoRingCompletion(HIORING ioRing, IORING_CQE* cqe);
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| 128 | STDAPI SetIoRingCompletionEvent(HIORING ioRing, HANDLE hEvent);
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| 129 | STDAPI BuildIoRingCancelRequest(HIORING ioRing, IORING_HANDLE_REF file, UINT_PTR opToCancel, UINT_PTR userData);
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| 130 | STDAPI BuildIoRingReadFile(HIORING ioRing, IORING_HANDLE_REF fileRef, IORING_BUFFER_REF dataRef, UINT32 numberOfBytesToRead, UINT64 fileOffset, UINT_PTR userData, IORING_SQE_FLAGS flags);
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| 131 | STDAPI BuildIoRingRegisterFileHandles(HIORING ioRing, UINT32 count, HANDLE const handles[], UINT_PTR userData);
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| 132 | STDAPI BuildIoRingRegisterBuffers(HIORING ioRing, UINT32 count, IORING_BUFFER_INFO const buffers[], UINT_PTR userData);
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| 133 |
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| 134 | #ifdef __cplusplus
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| 135 | }
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| 136 | #endif
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| 137 |
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| 138 | #endif /* NTDDI_WIN10_CO */
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| 139 | #endif /* WINAPI_PARTITION_APP */
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| 140 | #endif /* _APISET_IORING_ */
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