Merge orbis-kernel submodule

orbis-kernel/include/orbis/error/ErrorCode.hpp

@@ -0,0 +1,111 @@
+#pragma once
+
+namespace orbis {
+enum class ErrorCode : int {
+  PERM = 1,    // Operation not permitted
+  NOENT = 2,   // No such file or directory
+  SRCH = 3,    // No such process
+  INTR = 4,    // Interrupted system call
+  IO = 5,      // Input/output error
+  NXIO = 6,    // Device not configured
+  TOOBIG = 7,  // Argument list too long
+  NOEXEC = 8,  // Exec format error
+  BADF = 9,    // Bad file descriptor
+  CHILD = 10,  // No child processes
+  DEADLK = 11, // Resource deadlock avoided
+
+  NOMEM = 12,  // Cannot allocate memory
+  ACCES = 13,  // Permission denied
+  FAULT = 14,  // Bad address
+  NOTBLK = 15, // Block device required
+  BUSY = 16,   // Device busy
+  EXIST = 17,  // File exists
+  XDEV = 18,   // Cross-device link
+  NODEV = 19,  // Operation not supported by device
+  NOTDIR = 20, // Not a directory
+  ISDIR = 21,  // Is a directory
+  INVAL = 22,  // Invalid argument
+  NFILE = 23,  // Too many open files in system
+  MFILE = 24,  // Too many open files
+  NOTTY = 25,  // Inappropriate ioctl for device
+  TXTBSY = 26, // Text file busy
+  FBIG = 27,   // File too large
+  NOSPC = 28,  // No space left on device
+  SPIPE = 29,  // Illegal seek
+  ROFS = 30,   // Read-only filesystem
+  MLINK = 31,  // Too many links
+  PIPE = 32,   // Broken pipe
+
+  DOM = 33,   // Numerical argument out of domain
+  RANGE = 34, // Result too large
+
+  AGAIN = 35,         // Resource temporarily unavailable
+  WOULDBLOCK = AGAIN, // Operation would block
+  INPROGRESS = 36,    // Operation now in progress
+  ALREADY = 37,       // Operation already in progress
+
+  NOTSOCK = 38,        // Socket operation on non-socket
+  DESTADDRREQ = 39,    // Destination address required
+  MSGSIZE = 40,        // Message too long
+  PROTOTYPE = 41,      // Protocol wrong type for socket
+  NOPROTOOPT = 42,     // Protocol not available
+  PROTONOSUPPORT = 43, // Protocol not supported
+  SOCKTNOSUPPORT = 44, // Socket type not supported
+  OPNOTSUPP = 45,      // Operation not supported
+  NOTSUP = OPNOTSUPP,  // Operation not supported
+  PFNOSUPPORT = 46,    // Protocol family not supported
+  AFNOSUPPORT = 47,    // Address family not supported by protocol family
+  ADDRINUSE = 48,      // Address already in use
+  ADDRNOTAVAIL = 49,   // Can't assign requested address
+
+  NETDOWN = 50,     // Network is down
+  NETUNREACH = 51,  // Network is unreachable
+  NETRESET = 52,    // Network dropped connection on reset
+  CONNABORTED = 53, // Software caused connection abort
+  CONNRESET = 54,   // Connection reset by peer
+  NOBUFS = 55,      // No buffer space available
+  ISCONN = 56,      // Socket is already connected
+  NOTCONN = 57,     // Socket is not connected
+  SHUTDOWN = 58,    // Can't send after socket shutdown
+  TOOMANYREFS = 59, // Too many references: can't splice
+  TIMEDOUT = 60,    // Operation timed out
+  CONNREFUSED = 61, // Connection refused
+
+  LOOP = 62,         // Too many levels of symbolic links
+  NAMETOOLONG = 63,  // File name too long
+  HOSTDOWN = 64,     // Host is down
+  HOSTUNREACH = 65,  // No route to host
+  NOTEMPTY = 66,     // Directory not empty
+  PROCLIM = 67,      // Too many processes
+  USERS = 68,        // Too many users
+  DQUOT = 69,        // Disc quota exceeded
+  STALE = 70,        // Stale NFS file handle
+  REMOTE = 71,       // Too many levels of remote in path
+  BADRPC = 72,       // RPC struct is bad
+  RPCMISMATCH = 73,  // RPC version wrong
+  PROGUNAVAIL = 74,  // RPC prog. not avail
+  PROGMISMATCH = 75, // Program version wrong
+  PROCUNAVAIL = 76,  // Bad procedure for program
+  NOLCK = 77,        // No locks available
+  NOSYS = 78,        // Function not implemented
+  FTYPE = 79,        // Inappropriate file type or format
+  AUTH = 80,         // Authentication error
+  NEEDAUTH = 81,     // Need authenticator
+  IDRM = 82,         // Identifier removed
+  NOMSG = 83,        // No message of desired type
+  OVERFLOW = 84,     // Value too large to be stored in data type
+  CANCELED = 85,     // Operation canceled
+  ILSEQ = 86,        // Illegal byte sequence
+  NOATTR = 87,       // Attribute not found
+
+  DOOFUS = 88, // Programming error
+
+  BADMSG = 89,   // Bad message
+  MULTIHOP = 90, // Multihop attempted
+  NOLINK = 91,   // Link has been severed
+  PROTO = 92,    // Protocol error
+
+  NOTCAPABLE = 93, // Capabilities insufficient
+  CAPMODE = 94,    // Not permitted in capability mode
+};
+} // namespace orbis

orbis-kernel/include/orbis/error/SysResult.hpp

@@ -0,0 +1,22 @@
+#pragma once
+
+namespace orbis {
+enum class ErrorCode : int;
+
+class SysResult {
+  int mValue = 0;
+
+public:
+  SysResult() = default;
+  SysResult(ErrorCode ec) : mValue(-static_cast<int>(ec)){}
+
+  [[nodiscard]] static SysResult notAnError(ErrorCode ec) {
+    SysResult result;
+    result.mValue = static_cast<int>(ec);
+    return result;
+  }
+
+  [[nodiscard]] int value() const { return mValue < 0 ? -mValue : mValue; }
+  [[nodiscard]] bool isError() const { return mValue < 0; }
+};
+} // namespace orbis