mirror of
https://github.com/DragonOS-Community/DragonOS.git
synced 2025-06-12 22:36:47 +00:00
319 lines
11 KiB
Rust
319 lines
11 KiB
Rust
#![no_std]
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#![allow(clippy::needless_return)]
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#![allow(clippy::upper_case_acronyms)]
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use num_derive::{FromPrimitive, ToPrimitive};
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#[repr(i32)]
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#[derive(Debug, FromPrimitive, ToPrimitive, PartialEq, Eq, Clone)]
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#[allow(dead_code, non_camel_case_types)]
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pub enum SystemError {
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/// 操作不被允许 Operation not permitted.
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EPERM = 1,
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/// 没有指定的文件或目录 No such file or directory.
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ENOENT = 2,
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/// 没有这样的进程 No such process.
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ESRCH = 3,
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/// 被中断的函数 Interrupted function.
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EINTR = 4,
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/// I/O错误 I/O error.
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EIO = 5,
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/// 没有这样的设备或地址 No such device or address.
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ENXIO = 6,
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/// 参数列表过长，或者在输出buffer中缺少空间 或者参数比系统内建的最大值要大 Argument list too long.
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E2BIG = 7,
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/// 可执行文件格式错误 Executable file format error
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ENOEXEC = 8,
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/// 错误的文件描述符 Bad file descriptor.
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EBADF = 9,
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/// 没有子进程 No child processes.
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ECHILD = 10,
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/// 资源不可用，请重试。 Resource unavailable, try again.(may be the same value as [EWOULDBLOCK])
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///
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/// 操作将被禁止 Operation would block.(may be the same value as [EAGAIN]).
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EAGAIN_OR_EWOULDBLOCK = 11,
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/// 没有足够的空间 Not enough space.
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ENOMEM = 12,
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/// 访问被拒绝 Permission denied
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EACCES = 13,
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/// 错误的地址 Bad address
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EFAULT = 14,
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/// 需要块设备 Block device required
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ENOTBLK = 15,
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/// 设备或资源忙 Device or resource busy.
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EBUSY = 16,
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/// 文件已存在 File exists.
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EEXIST = 17,
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/// 跨设备连接 Cross-device link.
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EXDEV = 18,
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/// 没有指定的设备 No such device.
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ENODEV = 19,
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/// 不是目录 Not a directory.
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ENOTDIR = 20,
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/// 是一个目录 Is a directory
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EISDIR = 21,
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/// 不可用的参数 Invalid argument.
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EINVAL = 22,
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/// 系统中打开的文件过多 Too many files open in system.
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ENFILE = 23,
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/// 文件描述符的值过大 File descriptor value too large.
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EMFILE = 24,
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/// 不正确的I/O控制操作 Inappropriate I/O control operation.
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ENOTTY = 25,
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/// 文本文件忙 Text file busy.
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ETXTBSY = 26,
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/// 文件太大 File too large.
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EFBIG = 27,
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/// 设备上没有空间 No space left on device.
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ENOSPC = 28,
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/// 错误的寻道.当前文件是pipe，不允许seek请求 Invalid seek.
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ESPIPE = 29,
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/// 只读的文件系统 Read-only file system.
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EROFS = 30,
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/// 链接数过多 Too many links.
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EMLINK = 31,
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/// 断开的管道 Broken pipe.
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EPIPE = 32,
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/// 数学参数超出作用域 Mathematics argument out of domain of function.
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EDOM = 33,
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/// 结果过大 Result too large.
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ERANGE = 34,
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/// 资源死锁将要发生 Resource deadlock would occur.
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EDEADLK_OR_EDEADLOCK = 35,
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/// 文件名过长 Filename too long.
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ENAMETOOLONG = 36,
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/// 没有可用的锁 No locks available.
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ENOLCK = 37,
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/// 功能不支持 Function not supported.
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ENOSYS = 38,
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/// 目录非空 Directory not empty.
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ENOTEMPTY = 39,
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/// 符号链接级别过多 Too many levels of symbolic links.
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ELOOP = 40,
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/// 没有期待类型的消息 No message of the desired type.
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ENOMSG = 42,
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/// 标志符被移除 Identifier removed.
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EIDRM = 43,
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/// 通道号超出范围 Channel number out of range
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ECHRNG = 44,
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/// 二级不同步 Level 2 not synchronized
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EL2NSYNC = 45,
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/// 三级暂停 Level 3 halted
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EL3HLT = 46,
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/// 三级重置 Level 3 reset
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EL3RST = 47,
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/// 链接号超出范围 Link number out of range
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ELNRNG = 48,
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/// 未连接协议驱动程序 Protocol driver not attached
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EUNATCH = 49,
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/// 没有可用的CSI结构 No CSI structure available
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ENOCSI = 50,
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/// 二级暂停 Level 2 halted
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EL2HLT = 51,
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/// 无效交换 Invalid exchange
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EBADE = 52,
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/// 无效的请求描述符 Invalid request descriptor
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EBADR = 53,
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/// 交换满 Exchange full
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EXFULL = 54,
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/// 无阳极 No anode
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ENOANO = 55,
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/// 请求码无效 Invalid request code
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EBADRQC = 56,
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/// 无效插槽 Invalid slot
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EBADSLT = 57,
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/// 错误的字体文件格式 Bad font file format
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EBFONT = 59,
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/// 不是STREAM Not a STREAM
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ENOSTR = 60,
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/// 队列头没有可读取的消息 No message is available on the STREAM head read queue.
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ENODATA = 61,
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/// 流式ioctl()超时 Stream ioctl() timeout
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ETIME = 62,
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/// 没有STREAM资源 No STREAM resources.
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ENOSR = 63,
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/// 机器不在网络上 Machine is not on the network
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ENONET = 64,
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/// 未安装软件包 Package not installed
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ENOPKG = 65,
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/// 远程对象 Object is remote
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EREMOTE = 66,
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/// 保留 Reserved.
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ENOLINK = 67,
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/// 外设错误 Advertise error.
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EADV = 68,
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/// 安装错误 Srmount error
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ESRMNT = 69,
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/// 发送时发生通信错误 Communication error on send
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ECOMM = 70,
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/// 协议错误 Protocol error.
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EPROTO = 71,
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/// 保留使用 Reserved.
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EMULTIHOP = 72,
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/// RFS特定错误 RFS specific error
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EDOTDOT = 73,
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/// 错误的消息 Bad message.
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EBADMSG = 74,
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/// 数值过大，产生溢出 Value too large to be stored in data type.
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EOVERFLOW = 75,
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/// 名称在网络上不是唯一的 Name not unique on network
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ENOTUNIQ = 76,
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/// 处于不良状态的文件描述符 File descriptor in bad state
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EBADFD = 77,
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/// 远程地址已更改 Remote address changed
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EREMCHG = 78,
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/// 无法访问所需的共享库 Can not access a needed shared library
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ELIBACC = 79,
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/// 访问损坏的共享库 Accessing a corrupted shared library
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ELIBBAD = 80,
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/// a. out中的.lib部分已损坏 .lib section in a.out corrupted
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ELIBSCN = 81,
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/// 尝试链接太多共享库 Attempting to link in too many shared libraries
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ELIBMAX = 82,
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/// 无法直接执行共享库 Cannot exec a shared library directly
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ELIBEXEC = 83,
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/// 不合法的字符序列 Illegal byte sequence.
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EILSEQ = 84,
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/// 中断的系统调用应该重新启动 Interrupted system call should be restarted
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ERESTART = 85,
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/// 流管道错误 Streams pipe error
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ESTRPIPE = 86,
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/// 用户太多 Too many users
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EUSERS = 87,
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/// 不是一个套接字 Not a socket.
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ENOTSOCK = 88,
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/// 需要目标地址 Destination address required.
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EDESTADDRREQ = 89,
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/// 消息过大 Message too large.
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EMSGSIZE = 90,
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/// 对于套接字而言，错误的协议 Protocol wrong type for socket.
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EPROTOTYPE = 91,
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/// 协议不可用 Protocol not available.
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ENOPROTOOPT = 92,
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/// 协议不被支持 Protocol not supported.
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EPROTONOSUPPORT = 93,
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/// 不支持套接字类型 Socket type not supported
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ESOCKTNOSUPPORT = 94,
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/// 套接字不支持该操作 Operation not supported on socket (may be the same value as [ENOTSUP]).
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///
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/// 不被支持 Not supported (may be the same value as [EOPNOTSUPP]).
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EOPNOTSUPP_OR_ENOTSUP = 95,
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/// 不支持协议系列 Protocol family not supported
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EPFNOSUPPORT = 96,
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/// 地址family不支持 Address family not supported.
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EAFNOSUPPORT = 97,
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/// 地址正在被使用 Address in use.
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EADDRINUSE = 98,
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/// 地址不可用 Address not available.
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EADDRNOTAVAIL = 99,
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/// 网络已关闭 Network is down.
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ENETDOWN = 100,
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/// 网络不可达 Network unreachable.
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ENETUNREACH = 101,
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/// 网络连接已断开 Connection aborted by network.
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ENETRESET = 102,
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/// 连接已断开 Connection aborted.
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ECONNABORTED = 103,
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/// 连接被重置 Connection reset.
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ECONNRESET = 104,
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/// 缓冲区空间不足 No buffer space available.
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ENOBUFS = 105,
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/// 套接字已连接 Socket is connected.
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EISCONN = 106,
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/// 套接字未连接 The socket is not connected.
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ENOTCONN = 107,
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/// 传输端点关闭后无法发送 Cannot send after transport endpoint shutdown
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ESHUTDOWN = 108,
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/// 引用太多：无法拼接 Too many references: cannot splice
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ETOOMANYREFS = 109,
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/// 连接超时 Connection timed out.
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ETIMEDOUT = 110,
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/// 连接被拒绝 Connection refused.
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ECONNREFUSED = 111,
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/// 主机已关闭 Host is down
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EHOSTDOWN = 112,
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/// 主机不可达 Host is unreachable.
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EHOSTUNREACH = 113,
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/// 连接已经在处理 Connection already in progress.
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EALREADY = 114,
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/// 操作正在处理 Operation in progress.
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EINPROGRESS = 115,
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/// 保留 Reserved.
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ESTALE = 116,
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/// 结构需要清理 Structure needs cleaning
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EUCLEAN = 117,
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/// 不是XENIX命名类型文件 Not a XENIX named type file
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ENOTNAM = 118,
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/// 没有可用的XENIX信号量 No XENIX semaphores available
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ENAVAIL = 119,
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/// 是命名类型文件 Is a named type file
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EISNAM = 120,
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/// 远程I/O错误 Remote I/O error
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EREMOTEIO = 121,
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/// 保留使用 Reserved
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EDQUOT = 122,
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/// 没有找到媒介 No medium found
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ENOMEDIUM = 123,
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/// 介质类型错误 Wrong medium type
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EMEDIUMTYPE = 124,
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/// 操作被取消 Operation canceled.
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ECANCELED = 125,
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/// 所需的密钥不可用 Required key not available
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ENOKEY = 126,
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/// 密钥已过期 Key has expired
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EKEYEXPIRED = 127,
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/// 密钥已被撤销 Key has been revoked
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EKEYREVOKED = 128,
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/// 密钥被服务拒绝 Key has been revoked
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EKEYREJECTED = 129,
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/// 之前的拥有者挂了 Previous owner died.
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EOWNERDEAD = 130,
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/// 状态不可恢复 State not recoverable.
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ENOTRECOVERABLE = 131,
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/// 由于射频终止，无法操作 Operation not possible due to RF-kill
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ERFKILL = 132,
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/// 内存页面有硬件错误 Memory page has hardware error
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EHWPOISON = 133,
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// === 以下错误码不应该被用户态程序使用 ===
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ERESTARTSYS = 512,
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// VMX on 虚拟化开启指令出错
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EVMXONFailed = 513,
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// VMX off 虚拟化关闭指令出错
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EVMXOFFFailed = 514,
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// VMX VMWRITE 写入虚拟化VMCS内存出错
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EVMWRITEFailed = 515,
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EVMREADFailed = 516,
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EVMPRTLDFailed = 517,
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EVMLAUNCHFailed = 518,
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KVM_HVA_ERR_BAD = 519,
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/// 没有对应的ioctlcmd
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ENOIOCTLCMD = 520,
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}
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impl SystemError {
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/// @brief 把posix错误码转换为系统错误枚举类型。
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pub fn from_posix_errno(errno: i32) -> Option<SystemError> {
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// posix 错误码是小于0的
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if errno >= 0 {
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return None;
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}
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return <Self as num_traits::FromPrimitive>::from_i32(-errno);
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}
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/// @brief 把系统错误枚举类型转换为负数posix错误码。
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pub fn to_posix_errno(&self) -> i32 {
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return -<Self as num_traits::ToPrimitive>::to_i32(self).unwrap();
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn it_works() {
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assert_eq!(SystemError::EPERM.to_posix_errno(), -1);
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}
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}
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