| [6283] | 1 | /* $Id: OS2KTK.h,v 1.5 2001-07-10 05:23:21 bird Exp $
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| [3829] | 2 | *
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| 3 | * OS2KTK - OS/2 Kernel Task.
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| 4 | *
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| [4787] | 5 | * Copyright (c) 2000 knut st. osmundsen (knut.stange.osmundsen@mynd.no)
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| [3829] | 6 | *
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| 7 | * Project Odin Software License can be found in LICENSE.TXT
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| 8 | *
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| 9 | */
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| 10 | #ifndef _OS2KTK_h_
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| 11 | #define _OS2KTK_h_
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| 12 |
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| [6283] | 13 | #ifdef __cplusplus
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| 14 | extern "C" {
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| 15 | #endif
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| [3829] | 16 |
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| [6283] | 17 |
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| [3829] | 18 | /*******************************************************************************
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| 19 | * Defined Constants And Macros *
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| 20 | *******************************************************************************/
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| 21 | #define TK_FUSU_FATAL 0x3 /* Traps the task on failure. */
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| 22 | #define TK_FUSU_NONFATAL 0x0 /* Returns error code to caller on failure. */
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| [4347] | 23 | #define TK_FUSU_USER_SRC 0x10 /* Source buffer is in user memory. (TKSuFuBuff) */
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| 24 | #define TK_FUSU_USER_DST 0x20 /* Target buffer is in user memory. (TKSuFuBuff) */
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| [3829] | 25 |
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| 26 |
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| 27 |
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| 28 | #define TKFuChar(pch, pchUsr) \
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| [4164] | 29 | TKFuBuff((PVOID)pch, (PVOID)pchUsr, sizeof(char), TK_FUSU_FATAL)
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| [3829] | 30 | #define TKSuChar(pchUsr, pch) \
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| [4164] | 31 | TKSuBuff((PVOID)pchUsr, (PVOID)pch, sizeof(char), TK_FUSU_FATAL)
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| [3829] | 32 |
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| 33 | #define TKFuCharNF(pch, pchUsr) \
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| [4164] | 34 | TKFuBuff((PVOID)pch, (PVOID)pchUsr, sizeof(char), TK_FUSU_NONFATAL)
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| [3829] | 35 | #define TKSuCharNF(pchUsr, pch) \
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| [4164] | 36 | TKSuBuff((PVOID)pchUsr, (PVOID)pch, sizeof(char), TK_FUSU_NONFATAL)
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| [3829] | 37 |
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| 38 |
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| 39 | #define TKFuUShort(pus, pusUsr) \
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| [4164] | 40 | TKFuBuff((PVOID)pus, (PVOID)pusUsr, sizeof(USHORT), TK_FUSU_FATAL)
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| [3829] | 41 | #define TKSuUShort(pusUsr, pus) \
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| [4164] | 42 | TKSuBuff((PVOID)pusUsr, (PVOID)pus, sizeof(USHORT), TK_FUSU_FATAL)
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| [3829] | 43 |
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| 44 | #define TKFuUShortNF(pus, pusUsr) \
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| [4164] | 45 | TKFuBuff((PVOID)pus, (PVOID)pusUsr, sizeof(USHORT), TK_FUSU_NONFATAL)
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| [3829] | 46 | #define TKSuUShortNF(pusUsr, pus) \
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| [4164] | 47 | TKSuBuff((PVOID)pusUsr, (PVOID)pus, sizeof(USHORT), TK_FUSU_NONFATAL)
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| [3829] | 48 |
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| 49 |
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| 50 | #define TKFuULong(pul, pulUsr) \
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| [4164] | 51 | TKFuBuff((PVOID)pul, (PVOID)pulUsr, sizeof(ULONG), TK_FUSU_FATAL)
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| [3829] | 52 | #define TKSuULong(pulUsr, pul) \
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| [4164] | 53 | TKSuBuff((PVOID)pulUsr, (PVOID)pul, sizeof(ULONG), TK_FUSU_FATAL)
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| [3829] | 54 |
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| 55 | #define TKFuULongNF(pul, pulUsr) \
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| [4164] | 56 | TKFuBuff((PVOID)pul, (PVOID)pulUsr, sizeof(ULONG), TK_FUSU_NONFATAL)
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| [3829] | 57 | #define TKSuULongNF(pulUsr, pul) \
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| [4164] | 58 | TKSuBuff((PVOID)pulUsr, (PVOID)pul, sizeof(ULONG), TK_FUSU_NONFATAL)
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| [3829] | 59 |
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| 60 |
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| 61 | #define TKFuStrLen(pcch, pvUsr, cchMax) \
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| 62 | TKFuBufLen(pcch, pvUsr, cchMax, TK_FUSU_FATAL, FALSE)
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| 63 | #define TKFuStrLenNZ(pcch, pvUsr, cchMax) \
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| 64 | TKFuBufLenNZ(pcch, pvUsr, cchMax, TK_FUSU_NONFATAL, FALSE)
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| 65 |
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| 66 | #define TKFuStrLenZ(pcch, pvUsr, cchMax) \
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| 67 | TKFuBufLenZ(pcch, pvUsr, cchMax, TK_FUSU_FATAL, TRUE)
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| 68 | #define TKFuStrLenZNZ(pcch, pvUsr, cchMax) \
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| 69 | TKFuBufLenZNZ(pcch, pvUsr, cchMax, TK_FUSU_NONFATAL, TRUE)
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| 70 |
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| 71 |
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| 72 |
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| [6283] | 73 | /*******************************************************************************
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| 74 | * External Functions *
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| 75 | *******************************************************************************/
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| [3829] | 76 |
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| 77 | /**
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| 78 | * Copy user memory into system memory.
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| 79 | * @returns OS/2 return code. (NO_ERROR is success)
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| 80 | * @param pv Pointer to target (system) data area.
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| 81 | * @param pvUsr Pointer to source (user) data area.
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| 82 | * @param cb Count of bytes to copy.
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| 83 | * @param fl Flags.
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| 84 | */
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| 85 | extern ULONG KRNLCALL TKFuBuff(PVOID pv, PVOID pvUsr, ULONG cb, ULONG fl);
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| 86 |
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| 87 |
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| 88 | /**
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| 89 | * Copy system memory to user memory.
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| 90 | * @returns OS/2 return code. (NO_ERROR is success)
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| 91 | * @param pvUsr Pointer to target (user) data area.
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| 92 | * @param pv Pointer to source (system) data area.
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| 93 | * @param cb Count of bytes to copy.
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| 94 | * @param fl Flags.
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| 95 | */
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| 96 | extern ULONG KRNLCALL TKSuBuff(PVOID pvUsr, PVOID pv, ULONG cb, ULONG fl);
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| 97 |
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| 98 |
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| 99 | /**
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| 100 | * String length.
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| 101 | * @returns OS/2 return code. (NO_ERROR is success)
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| 102 | * @param pcch Pointer to length variable.
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| 103 | * @param pvUsr Pointer to user data to preform string length on.
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| 104 | * @param cchMax Max string length.
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| 105 | * @param fl Flags.
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| 106 | * @param fDblNULL TRUE: Double '\0' (ie. '\0\0') terminated. Usefull for scanning environments.
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| 107 | * FALSE: Single string. (ie. one '\0').
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| 108 | */
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| 109 | extern ULONG KRNLCALL TKFuBufLen(PLONG pcch, PVOID pvUsr, ULONG cchMax, ULONG fl, BOOL fDblNULL);
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| 110 |
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| 111 |
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| [4347] | 112 | /**
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| 113 | * Copy user memory to user memory.
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| 114 | * @returns OS/2 return code. (NO_ERROR is success)
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| 115 | * @param pvTarget Pointer to target (user) data area.
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| 116 | * @param pvSource Pointer to source (user) data area.
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| 117 | * @param cb Count of bytes to copy.
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| 118 | * @param fl Flags.
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| 119 | */
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| 120 | extern ULONG KRNLCALL TKSuFuBuff(PVOID pvTarget, PVOID pvSource, ULONG cb, ULONG fl);
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| 121 |
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| 122 |
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| 123 | #ifdef INCL_OS2KRNL_PTDA
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| 124 | /**
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| 125 | * PID to PTDA pointer.
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| 126 | * @returns OS/2 return code.
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| 127 | * @param pid Process Identifier.
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| 128 | * @param ppPTDA Pointer to the PTDA-pointer variabel which is to receive
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| 129 | * the PTDA pointer on successful return.
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| 130 | */
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| 131 | extern ULONG KRNLCALL TKPidToPTDA(PID pid, PPPTDA ppPTDA);
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| [3829] | 132 | #endif
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| [4347] | 133 |
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| [6283] | 134 |
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| 135 | /**
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| 136 | * Post signal to one or more processes.
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| 137 | * @returns NO_ERROR on success.
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| 138 | * On error ERROR_NOT_DESCENDANT, ERROR_SIGNAL_REFUSED,
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| 139 | * ERROR_INVALID_PROCID, ERROR_ZOMBIE_PROCESS, ERROR_SIGNAL_PENDING. (it seems)
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| 140 | * @param usSignal Signal number.
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| 141 | * @param usAction Action.
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| 142 | * 0 - the process and all children.
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| 143 | * 1 - only the process
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| 144 | * 2 - the process and all it's decendants.
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| 145 | * 3 - all processes in that screen group.
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| 146 | * @param usSignalArg Signal argument.
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| 147 | * @param usPIDSGR Process Id or Screen Group Id.
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| 148 | */
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| 149 | extern ULONG _Optlink POST_SIGNAL32(USHORT usSignal, USHORT usAction, USHORT usSignalArg, USHORT usPIDSGR);
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| 150 |
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| 151 | #ifdef __cplusplus
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| 152 | }
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| [4347] | 153 | #endif
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| [6283] | 154 |
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| 155 |
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| 156 | #ifdef INCL_OS2KRNL_TCB
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| 157 | /**
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| 158 | * Force a thread to be made ready.
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| 159 | * @param flFlag Which flag(s?) to set.
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| 160 | * @param pTCB Pointer to the thread control block of the thread to be forced.
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| 161 | */
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| 162 | extern void KRNLCALL TKForceThread(ULONG flFlag, PTCB pTCB);
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| 163 | #endif
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| 164 |
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| 165 | #ifdef INCL_OS2KRNL_PTDA
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| 166 | /**
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| 167 | * Set force flag on a task.
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| 168 | * @param flFlag Which flag(s?) to set.
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| 169 | * @param pPTDA Pointer to the PTDA of the task to be processed.
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| 170 | * @param fForce FALSE Just set the flag on all threads.
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| 171 | * TRUE Force all threads ready by calling TKForceThread.
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| 172 | */
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| 173 | extern void KRNLCALL TKForceTask(ULONG flFlag, PPTDA pPTDA, BOOL fForce);
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| 174 | #endif
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| 175 |
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| 176 | #ifdef INCL_OS2KRNL_TCB
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| 177 | /**
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| 178 | * Get priotity of a thread.
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| 179 | * @returns Thread priority.
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| 180 | * @param pTCB pointer to the TCB of the thread in question.
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| 181 | */
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| 182 | extern ULONG KRNLCALL TKGetPriority(PTCB pTCB);
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| 183 | #endif
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| 184 |
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| 185 | /**
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| 186 | * Make current thread sleep.
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| 187 | * @returns NO_ERROR on success.
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| 188 | * ERROR_INTERRUPT if a signal is forced on the thread.
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| 189 | * ERROR_TIMEOUT if we timeout.
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| 190 | * @param ulSleepId 32-bit sleep id which TKWakeup will be called with.
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| 191 | * @param ulTimeout Number of milliseconds to sleep. (0 is not yield)
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| 192 | * -1 means forever or till wakeup.
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| 193 | * @param fUnint TRUE: may not interrupt sleep.
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| 194 | * FALSE: may interrupt sleep.
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| 195 | * @param flSleepType ???
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| 196 | */
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| 197 | extern ULONG KRNLCALL TKSleep(ULONG ulSleepId, ULONG ulTimeout, ULONG fUnInterruptable, ULONG flWakeupType);
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| 198 |
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| 199 | /**
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| 200 | * Wakeup sleeping thread(s).
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| 201 | * @returns NO_ERROR on succes.
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| 202 | * Appropriate error code on failure.
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| 203 | * @param ulSleepId 32-bit sleep id which threads are sleeping on.
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| 204 | * @param flWakeUpType How/what to wakeup.
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| 205 | * @param pcWakedUp Pointer to variable which is to hold the count of
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| 206 | * thread waked up.
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| 207 | */
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| 208 | extern ULONG KRNLCALL TKWakeup(ULONG ulSleepId, ULONG flWakeupType, PULONG cWakedUp);
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| 209 |
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| 210 | #ifdef INCL_OS2KRNL_TCB
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| 211 | /**
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| 212 | * Wake up a single thread.
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| 213 | * @returns NO_ERROR on succes.
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| 214 | * Appropriate error code on failure.
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| 215 | * @param pTCB Pointer to the TCB of the thread to be waken.
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| 216 | */
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| 217 | extern ULONG KRNLCALL TKWakeThread(PTCB pTCB);
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| 218 | #endif
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| 219 |
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| 220 | #ifdef INCL_OS2KRNL_TCB
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| 221 | /**
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| 222 | * See which thread will be Wakeup.
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| 223 | * @returns Pointer to TCB of the thread on success.
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| 224 | * NULL on failure or no threads.
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| 225 | * @param ulSleepId 32-bit sleep id which threads are sleeping on.
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| 226 | * @param flWakeUpType How/what to wakeup.
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| 227 | */
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| 228 | extern PTCB KRNLCALL TKQueryWakeup(ULONG ulSleepId, ULONG flWakeupType);
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| 229 | #endif
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| 230 |
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| 231 | #endif
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