524 lines
20 KiB
C++
524 lines
20 KiB
C++
/*
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* Syscall.hpp
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* MontaukOS syscall definitions for userspace programs
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* Copyright (c) 2025 Daniel Hammer
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*/
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#pragma once
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#include <cstdint>
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#include <cstddef>
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namespace montauk::abi {
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// Syscall numbers
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static constexpr uint64_t SYS_EXIT = 0;
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static constexpr uint64_t SYS_YIELD = 1;
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static constexpr uint64_t SYS_SLEEP_MS = 2;
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static constexpr uint64_t SYS_GETPID = 3;
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static constexpr uint64_t SYS_PRINT = 4;
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static constexpr uint64_t SYS_PUTCHAR = 5;
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static constexpr uint64_t SYS_OPEN = 6;
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static constexpr uint64_t SYS_READ = 7;
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static constexpr uint64_t SYS_GETSIZE = 8;
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static constexpr uint64_t SYS_CLOSE = 9;
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static constexpr uint64_t SYS_READDIR = 10;
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static constexpr uint64_t SYS_ALLOC = 11;
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static constexpr uint64_t SYS_FREE = 12;
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static constexpr uint64_t SYS_GETTICKS = 13;
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static constexpr uint64_t SYS_GETMILLISECONDS = 14;
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static constexpr uint64_t SYS_GETINFO = 15;
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static constexpr uint64_t SYS_ISKEYAVAILABLE = 16;
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static constexpr uint64_t SYS_GETKEY = 17;
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static constexpr uint64_t SYS_GETCHAR = 18;
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static constexpr uint64_t SYS_PING = 19;
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static constexpr uint64_t SYS_SPAWN = 20;
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static constexpr uint64_t SYS_FBINFO = 21;
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static constexpr uint64_t SYS_FBMAP = 22;
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static constexpr uint64_t SYS_WAITPID = 23;
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static constexpr uint64_t SYS_TERMSIZE = 24;
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static constexpr uint64_t SYS_GETARGS = 25;
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static constexpr uint64_t SYS_RESET = 26;
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static constexpr uint64_t SYS_SHUTDOWN = 27;
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static constexpr uint64_t SYS_GETTIME = 28;
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static constexpr uint64_t SYS_SOCKET = 29;
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static constexpr uint64_t SYS_CONNECT = 30;
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static constexpr uint64_t SYS_BIND = 31;
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static constexpr uint64_t SYS_LISTEN = 32;
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static constexpr uint64_t SYS_ACCEPT = 33;
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static constexpr uint64_t SYS_SEND = 34;
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static constexpr uint64_t SYS_RECV = 35;
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static constexpr uint64_t SYS_CLOSESOCK = 36;
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static constexpr uint64_t SYS_GETNETCFG = 37;
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static constexpr uint64_t SYS_SETNETCFG = 38;
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static constexpr uint64_t SYS_SENDTO = 39;
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static constexpr uint64_t SYS_RECVFROM = 40;
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static constexpr uint64_t SYS_FWRITE = 41;
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static constexpr uint64_t SYS_FCREATE = 42;
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static constexpr uint64_t SYS_FDELETE = 77;
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static constexpr uint64_t SYS_FMKDIR = 78;
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static constexpr uint64_t SYS_DRIVELIST = 79;
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static constexpr uint64_t SYS_TERMSCALE = 43;
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static constexpr uint64_t SYS_RESOLVE = 44;
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static constexpr uint64_t SYS_GETRANDOM = 45;
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static constexpr uint64_t SYS_KLOG = 46;
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static constexpr uint64_t SYS_MOUSESTATE = 47;
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static constexpr uint64_t SYS_SETMOUSEBOUNDS = 48;
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static constexpr uint64_t SYS_SPAWN_REDIR = 49;
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static constexpr uint64_t SYS_CHILDIO_READ = 50;
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static constexpr uint64_t SYS_CHILDIO_WRITE = 51;
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static constexpr uint64_t SYS_CHILDIO_WRITEKEY = 52;
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static constexpr uint64_t SYS_CHILDIO_SETTERMSZ = 53;
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// Window server syscalls
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static constexpr uint64_t SYS_WINCREATE = 54;
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static constexpr uint64_t SYS_WINDESTROY = 55;
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static constexpr uint64_t SYS_WINPRESENT = 56;
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static constexpr uint64_t SYS_WINPOLL = 57;
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static constexpr uint64_t SYS_WINENUM = 58;
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static constexpr uint64_t SYS_WINMAP = 59;
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static constexpr uint64_t SYS_WINUNMAP = 97;
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static constexpr uint64_t SYS_WINSENDEVENT = 60;
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static constexpr uint64_t SYS_WINRESIZE = 64;
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static constexpr uint64_t SYS_WINSETSCALE = 65;
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static constexpr uint64_t SYS_WINGETSCALE = 66;
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static constexpr uint64_t SYS_WINSETCURSOR = 68;
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static constexpr uint64_t SYS_WINSETFLAGS = 126;
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// Process management syscalls
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static constexpr uint64_t SYS_PROCLIST = 61;
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static constexpr uint64_t SYS_KILL = 62;
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static constexpr uint64_t SYS_DEVLIST = 63;
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static constexpr uint64_t SYS_DISKINFO = 69;
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// Kernel introspection syscalls
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static constexpr uint64_t SYS_MEMSTATS = 67;
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// Storage / partition syscalls
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static constexpr uint64_t SYS_PARTLIST = 70;
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static constexpr uint64_t SYS_DISKREAD = 71;
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static constexpr uint64_t SYS_DISKWRITE = 72;
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static constexpr uint64_t SYS_GPTINIT = 73;
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static constexpr uint64_t SYS_GPTADD = 74;
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static constexpr uint64_t SYS_FSMOUNT = 75;
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static constexpr uint64_t SYS_FSFORMAT = 76;
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// Audio syscalls
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static constexpr uint64_t SYS_AUDIOOPEN = 80;
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static constexpr uint64_t SYS_AUDIOCLOSE = 81;
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static constexpr uint64_t SYS_AUDIOWRITE = 82;
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static constexpr uint64_t SYS_AUDIOCTL = 83;
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// Bluetooth syscalls
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static constexpr uint64_t SYS_BTSCAN = 84;
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static constexpr uint64_t SYS_BTCONNECT = 85;
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static constexpr uint64_t SYS_BTDISCONNECT = 86;
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static constexpr uint64_t SYS_BTLIST = 87;
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static constexpr uint64_t SYS_BTINFO = 88;
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// Power management
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static constexpr uint64_t SYS_SUSPEND = 89;
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// Timezone
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static constexpr uint64_t SYS_SETTZ = 90;
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static constexpr uint64_t SYS_GETTZ = 91;
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// User management
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static constexpr uint64_t SYS_SETUSER = 92;
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static constexpr uint64_t SYS_GETUSER = 93;
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static constexpr uint64_t SYS_FRENAME = 94;
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static constexpr uint64_t SYS_GETCWD = 95;
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static constexpr uint64_t SYS_CHDIR = 96;
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static constexpr uint64_t SYS_DUPHANDLE = 98;
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static constexpr uint64_t SYS_WAIT_HANDLE = 99;
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static constexpr uint64_t SYS_STREAM_CREATE = 100;
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static constexpr uint64_t SYS_STREAM_READ = 101;
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static constexpr uint64_t SYS_STREAM_WRITE = 102;
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static constexpr uint64_t SYS_MAILBOX_CREATE = 103;
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static constexpr uint64_t SYS_MAILBOX_SEND = 104;
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static constexpr uint64_t SYS_MAILBOX_RECV = 105;
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static constexpr uint64_t SYS_WAITSET_CREATE = 106;
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static constexpr uint64_t SYS_WAITSET_ADD = 107;
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static constexpr uint64_t SYS_WAITSET_REMOVE = 108;
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static constexpr uint64_t SYS_WAITSET_WAIT = 109;
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static constexpr uint64_t SYS_PROC_OPEN = 110;
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static constexpr uint64_t SYS_SURFACE_CREATE = 111;
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static constexpr uint64_t SYS_SURFACE_MAP = 112;
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static constexpr uint64_t SYS_SURFACE_RESIZE = 113;
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// Shared library syscalls
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static constexpr uint64_t SYS_LOAD_LIB = 114;
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static constexpr uint64_t SYS_UNLOAD_LIB = 115;
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static constexpr uint64_t SYS_DLSYM = 116;
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static constexpr uint64_t SYS_GETLIBBASE = 117;
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/* CrashReport */
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static constexpr uint64_t SYS_CRASH_REPORT = 118;
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static constexpr uint64_t SYS_CLIPBOARD_SET_TEXT = 119;
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static constexpr uint64_t SYS_CLIPBOARD_GET_INFO = 120;
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static constexpr uint64_t SYS_CLIPBOARD_GET_TEXT = 121;
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static constexpr uint64_t SYS_CLIPBOARD_CLEAR = 122;
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static constexpr uint64_t SYS_INPUT_WAIT = 123;
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static constexpr uint64_t SYS_DRIVELABEL = 124;
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static constexpr uint64_t SYS_NETSTATUS = 125;
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static constexpr uint64_t SYS_DRIVEKIND = 127;
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// Audio mixer enumeration
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static constexpr uint64_t SYS_AUDIOLIST = 128;
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// Block until the mixer state serial differs from the caller's snapshot.
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static constexpr uint64_t SYS_AUDIOWAIT = 129;
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// Threading
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static constexpr uint64_t SYS_THREAD_SPAWN = 130;
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static constexpr uint64_t SYS_THREAD_EXIT = 131;
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static constexpr uint64_t SYS_THREAD_JOIN = 132;
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static constexpr uint64_t SYS_THREAD_SELF = 133;
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// Flush + unmount persistent volumes for power-off
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static constexpr uint64_t SYS_FS_SYNC = 134;
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// Cross-process graceful power-off request channel
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static constexpr uint64_t SYS_POWER_REQUEST = 135;
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// Paginated directory read (path, names, max, startIndex)
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static constexpr uint64_t SYS_READDIR_AT = 136;
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/* Sdr.hpp -- software-defined radio receive API */
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static constexpr uint64_t SYS_SDR_COUNT = 140; // number of receivers
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static constexpr uint64_t SYS_SDR_INFO = 141; // (index, SdrDeviceInfo*)
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static constexpr uint64_t SYS_SDR_OPEN = 142; // (index) -> handle
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static constexpr uint64_t SYS_SDR_CLOSE = 143; // (handle)
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static constexpr uint64_t SYS_SDR_START = 144; // (handle) begin streaming
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static constexpr uint64_t SYS_SDR_STOP = 145; // (handle) stop streaming
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static constexpr uint64_t SYS_SDR_READ = 146; // (handle, buf, len) -> bytes
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static constexpr uint64_t SYS_SDR_SETPARAM = 147; // (handle, param, value)
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static constexpr uint64_t SYS_SDR_GETPARAM = 148; // (handle, param) -> value
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// Tunable parameters (for SYS_SDR_SETPARAM / SYS_SDR_GETPARAM).
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static constexpr int SDR_PARAM_FREQ = 0; // center frequency, Hz
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static constexpr int SDR_PARAM_SAMPLE_RATE = 1; // sample rate, Hz
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static constexpr int SDR_PARAM_GAIN_MODE = 2; // 0 = auto/AGC, 1 = manual
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static constexpr int SDR_PARAM_GAIN = 3; // tuner gain, tenths of dB
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static constexpr int SDR_PARAM_FREQ_CORR = 4; // frequency correction, ppm
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static constexpr int SDR_PARAM_AGC = 5; // demod digital AGC, 0/1
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static constexpr int SDR_PARAM_DIRECT_SAMP = 6; // direct sampling: 0=off,1=I,2=Q
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// Sample formats reported in SdrDeviceInfo.sampleFormat.
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static constexpr uint8_t SDR_FORMAT_CU8 = 0; // 8-bit unsigned interleaved I/Q
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// Graceful power-off request actions (SYS_POWER_REQUEST). The desktop posts
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// a pending action and exits; login.elf reads it, runs the shutdown stages,
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// then issues the matching SYS_SHUTDOWN / SYS_RESET.
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enum PowerRequestAction : int {
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POWER_REQ_QUERY = 0, // read-and-clear the pending action
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POWER_REQ_SHUTDOWN = 1,
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POWER_REQ_REBOOT = 2,
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};
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static constexpr uint32_t CLIPBOARD_MAX_TEXT_BYTES = 256 * 1024;
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static constexpr uint32_t IPC_SIGNAL_READABLE = 1u << 0;
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static constexpr uint32_t IPC_SIGNAL_WRITABLE = 1u << 1;
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static constexpr uint32_t IPC_SIGNAL_PEER_CLOSED = 1u << 2;
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static constexpr uint32_t IPC_SIGNAL_EXITED = 1u << 3;
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static constexpr uint32_t IPC_SIGNAL_READY = 1u << 4;
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// Audio control commands (for SYS_AUDIOCTL).
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//
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// Commands 0..3 act on the stream named by the handle argument.
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// Commands 7..12 act on the global master and ignore the handle.
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static constexpr int AUDIO_CTL_SET_VOLUME = 0;
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static constexpr int AUDIO_CTL_GET_VOLUME = 1;
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static constexpr int AUDIO_CTL_GET_POS = 2;
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static constexpr int AUDIO_CTL_PAUSE = 3;
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static constexpr int AUDIO_CTL_GET_OUTPUT = 4; // 0=HDA, 1=Bluetooth
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static constexpr int AUDIO_CTL_SET_OUTPUT = 5; // Switch audio output
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static constexpr int AUDIO_CTL_BT_STATUS = 6; // Get Bluetooth status
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static constexpr int AUDIO_CTL_SET_MASTER_VOLUME = 7; // 0-100
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static constexpr int AUDIO_CTL_GET_MASTER_VOLUME = 8;
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static constexpr int AUDIO_CTL_SET_MUTE = 9; // 0/1, per-stream
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static constexpr int AUDIO_CTL_GET_MUTE = 10;
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static constexpr int AUDIO_CTL_SET_MASTER_MUTE = 11;
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static constexpr int AUDIO_CTL_GET_MASTER_MUTE = 12;
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static constexpr int SOCK_TCP = 1;
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static constexpr int SOCK_UDP = 2;
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struct NetCfg {
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uint32_t ipAddress; // network byte order
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uint32_t subnetMask; // network byte order
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uint32_t gateway; // network byte order
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uint8_t macAddress[6];
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uint8_t _pad[2];
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uint32_t dnsServer; // network byte order
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};
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struct NetStatus {
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uint8_t initialized;
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uint8_t linkUp;
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uint8_t polling;
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uint8_t _pad0;
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char driver[32];
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uint64_t rxPackets;
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uint64_t txPackets;
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};
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struct DateTime {
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uint16_t Year;
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uint8_t Month;
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uint8_t Day;
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uint8_t Hour;
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uint8_t Minute;
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uint8_t Second;
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};
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struct FbInfo {
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uint64_t width;
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uint64_t height;
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uint64_t pitch; // bytes per scanline
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uint64_t bpp; // bits per pixel (32)
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uint64_t userAddr; // filled by SYS_FBMAP (0 until mapped)
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};
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struct SysInfo {
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char osName[32];
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char osVersion[32];
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uint32_t apiVersion;
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uint32_t maxProcesses;
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uint32_t buildNumber; // monotonic kernel build number
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};
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struct KeyEvent {
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uint8_t scancode;
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char ascii;
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bool pressed;
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bool shift;
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bool ctrl;
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bool alt;
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};
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struct MouseState {
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int32_t x;
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int32_t y;
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int32_t scrollDelta;
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uint8_t buttons;
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};
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struct IpcWaitResult {
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int32_t index;
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uint32_t signals;
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};
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struct ClipboardInfo {
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uint32_t textBytes;
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uint32_t _pad;
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uint64_t serial;
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};
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// One entry per active mixer stream; returned by SYS_AUDIOLIST.
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struct AudioStreamInfo {
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int32_t handle;
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int32_t ownerPid;
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char name[64];
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uint32_t sampleRate;
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uint8_t channels;
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uint8_t bitsPerSample;
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uint8_t volume; // 0-100
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uint8_t muted; // 0/1
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uint8_t paused; // 0/1
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uint8_t _pad[7];
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};
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// Window server shared types
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struct WinEvent {
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uint8_t type; // 0=key, 1=mouse, 2=resize, 3=close, 4=scale
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uint8_t _pad[3];
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union {
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KeyEvent key;
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struct { int32_t x, y, scroll; uint8_t buttons, prev_buttons; } mouse;
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struct { int32_t w, h; } resize;
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struct { int32_t scale; } scale;
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};
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};
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struct WinInfo {
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int32_t id;
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int32_t ownerPid;
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char title[64];
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int32_t width, height;
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uint8_t dirty;
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uint8_t cursor; // 0=arrow, 1=resize_h, 2=resize_v
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uint8_t _pad2[2];
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uint32_t flags;
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};
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static constexpr uint32_t WIN_FLAG_FULLSCREEN = 1u << 0;
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struct WinCreateResult {
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int32_t id; // -1 on failure
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uint32_t _pad;
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uint64_t pixelVa; // VA of pixel buffer in caller's address space
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};
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struct DevInfo {
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uint8_t category; // 0=CPU, 1=Interrupt, 2=Timer, 3=Input, 4=USB, 5=Network, 6=Display, 7=Storage, 8=PCI, 9=Audio, 10=ACPI
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uint8_t _pad[3];
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char name[48];
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char detail[48];
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};
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struct DiskInfo {
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uint8_t port; // block device index
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uint8_t type; // 0=none, 1=SATA, 2=SATAPI, 3=NVMe, 4=USB mass storage
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uint8_t sataGen; // SATA gen (1/2/3)
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uint8_t _pad0;
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uint64_t sectorCount; // Total user-addressable sectors
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uint16_t sectorSizeLog; // Logical sector size (bytes)
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uint16_t sectorSizePhys; // Physical sector size (bytes)
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uint16_t rpm; // 0=unknown, 1=SSD, else RPM
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uint16_t ncqDepth; // 0 if no NCQ
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uint8_t supportsLba48;
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uint8_t supportsNcq;
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uint8_t supportsTrim;
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uint8_t supportsSmart;
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uint8_t supportsWriteCache;
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uint8_t supportsReadAhead;
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uint8_t _pad1[2];
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char model[41];
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char serial[21];
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char firmware[9];
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char _pad2[1];
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};
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struct PartGuid {
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uint32_t Data1;
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uint16_t Data2;
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uint16_t Data3;
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uint8_t Data4[8];
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};
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struct PartInfo {
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int32_t blockDev; // block device index
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uint32_t _pad0;
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uint64_t startLba;
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uint64_t endLba;
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uint64_t sectorCount;
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PartGuid typeGuid;
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PartGuid uniqueGuid;
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uint64_t attributes;
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char name[72]; // ASCII partition name
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char typeName[24]; // human-readable type name
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};
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struct GptAddParams {
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int32_t blockDev;
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uint32_t _pad0;
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uint64_t startLba; // 0 = auto (fill largest free region)
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uint64_t endLba; // 0 = auto
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PartGuid typeGuid;
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char name[72];
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};
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// Filesystem type IDs for SYS_FSFORMAT
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static constexpr int FS_TYPE_FAT32 = 1;
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static constexpr int FS_TYPE_EXT2 = 2;
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struct FsFormatParams {
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int32_t partIndex; // global partition index
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int32_t fsType; // FS_TYPE_FAT32, etc.
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char label[32]; // volume label
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};
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// Bluetooth scan result (returned by SYS_BTSCAN)
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struct BtScanResult {
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uint8_t bdAddr[6];
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uint8_t _pad[2];
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uint32_t classOfDevice;
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int8_t rssi;
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uint8_t _pad2[3];
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char name[64];
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};
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// Bluetooth connected device info (returned by SYS_BTLIST)
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struct BtDevInfo {
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uint8_t bdAddr[6];
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uint8_t connected;
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uint8_t encrypted;
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uint16_t handle;
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uint8_t linkType;
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uint8_t _pad;
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};
|
|
|
|
// Bluetooth adapter info (returned by SYS_BTINFO)
|
|
struct BtAdapterInfo {
|
|
uint8_t bdAddr[6];
|
|
uint8_t initialized;
|
|
uint8_t scanning;
|
|
char name[64];
|
|
};
|
|
|
|
// Software-defined radio receiver description (returned by SYS_SDR_INFO).
|
|
struct SdrDeviceInfo {
|
|
char name[64]; // e.g. "Realtek RTL2832U"
|
|
char tuner[32]; // e.g. "Rafael Micro R820T2"
|
|
char serial[32]; // device serial / bus location
|
|
uint64_t freqMin; // minimum tunable center frequency, Hz
|
|
uint64_t freqMax; // maximum tunable center frequency, Hz
|
|
uint32_t sampleRateMin; // minimum sample rate, Hz
|
|
uint32_t sampleRateMax; // maximum sample rate, Hz
|
|
uint32_t numGains; // number of discrete tuner gain steps
|
|
int32_t gains[32]; // available gains, tenths of dB
|
|
uint8_t sampleFormat; // SDR_FORMAT_*
|
|
uint8_t present; // 1 if the underlying hardware is connected
|
|
uint8_t streaming; // 1 if currently delivering samples
|
|
uint8_t _pad;
|
|
uint32_t _pad2;
|
|
};
|
|
|
|
struct ThermalInfo {
|
|
char name[32]; // short zone name (e.g. "THRM", "TZ00")
|
|
int32_t temperature; // tenths of degrees Celsius, or -1 if unavailable
|
|
uint32_t _pad;
|
|
};
|
|
|
|
struct ProcInfo {
|
|
int32_t pid;
|
|
int32_t parentPid;
|
|
uint8_t state; // 0=Free, 1=Ready, 2=Running, 3=Blocked, 4=Terminated
|
|
uint8_t _pad[3];
|
|
char name[64];
|
|
uint64_t heapUsed; // heapNext - UserHeapBase (bytes)
|
|
uint64_t cpuTimeMs; // accumulated scheduler runtime
|
|
};
|
|
|
|
struct MemStats {
|
|
uint64_t totalBytes;
|
|
uint64_t freeBytes;
|
|
uint64_t usedBytes;
|
|
uint64_t pageSize;
|
|
};
|
|
|
|
// Crash report (filled by kernel on process fault, returned via SYS_CRASH_REPORT)
|
|
struct CrashReportInfo {
|
|
int pid;
|
|
char processName[64];
|
|
uint8_t exceptionVector;
|
|
char exceptionName[32];
|
|
uint64_t faultingAddress;
|
|
uint64_t instructionPointer;
|
|
uint64_t stackPointer;
|
|
uint64_t codeSegment;
|
|
uint64_t flags;
|
|
uint64_t stackSegment;
|
|
uint8_t pfPresent : 1;
|
|
uint8_t pfWrite : 1;
|
|
uint8_t pfUser : 1;
|
|
uint8_t pfReservedWrite : 1;
|
|
uint8_t pfInstructionFetch : 1;
|
|
uint8_t pfProtectionKey : 1;
|
|
uint8_t pfShadowStack : 1;
|
|
uint8_t pfSGX : 1;
|
|
uint64_t timestampTick;
|
|
};
|
|
|
|
}
|