tcp ip 各个errno出现场景
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tcp ip
基于 UNIX 的 TCP/IP errno Errno Errno号码 AIX HP-UX Solaris UnixWare Linux 说明 EINTR44444系统调用中断。EAGAIN1111111111资源临时不可用。EBUSY1616161616资源正忙。EMFILE2424242424每个进程文件描述符表已满。EPIPE3232323232管道断开。EADDRINUSE6722612512598已经在使用指定的地址。ENETDOWN69228127127100网络已停止。ENETUNREACH70229128128101没有到达网络的可用路由。ENETRESET71230129129102重设时网络已卸下了连接。ECONNRESET73232131131104伙伴已重设了连接。ENOBUFS74233132132105系统中没有足够的缓冲区空间资源可用来完成调用。ENOTCONN76235134134107未连接套接字。ETIMEDOUT78238145145110连接超时。ECONNREFUSED79239146146111连接已被拒绝。若您正在尝试与数据库相连,则检查是否已成功启动了服务器上的数据库管理程序和 TCP/IP 协议支持。 若使用 SOCKS 协议支持,则还要确保在 SOCKS 服务器上已成功启动了 TCP/IP 协议支持。EHOSTDOWN80241147147147主机已停机。EHOSTUNREACH81242148148113没有到达主机的可用路由。
具体定义在
include/asm-generic/errno-base.h
include/asm-generic/errno.h
- #ifndef _ASM_GENERIC_ERRNO_BASE_H
- #define _ASM_GENERIC_ERRNO_BASE_H
- #define EPERM 1 /* Operation not permitted */
- #define ENOENT 2 /* No such file or directory */
- #define ESRCH 3 /* No such process */
- #define EINTR 4 /* Interrupted system call */
- #define EIO 5 /* I/O error */
- #define ENXIO 6 /* No such device or address */
- #define E2BIG 7 /* Argument list too long */
- #define ENOEXEC 8 /* Exec format error */
- #define EBADF 9 /* Bad file number */
- #define ECHILD 10 /* No child processes */
- #define EAGAIN 11 /* Try again */
- #define ENOMEM 12 /* Out of memory */
- #define EACCES 13 /* Permission denied */
- #define EFAULT 14 /* Bad address */
- #define ENOTBLK 15 /* Block device required */
- #define EBUSY 16 /* Device or resource busy */
- #define EEXIST 17 /* File exists */
- #define EXDEV 18 /* Cross-device link */
- #define ENODEV 19 /* No such device */
- #define ENOTDIR 20 /* Not a directory */
- #define EISDIR 21 /* Is a directory */
- #define EINVAL 22 /* Invalid argument */
- #define ENFILE 23 /* File table overflow */
- #define EMFILE 24 /* Too many open files */
- #define ENOTTY 25 /* Not a typewriter */
- #define ETXTBSY 26 /* Text file busy */
- #define EFBIG 27 /* File too large */
- #define ENOSPC 28 /* No space left on device */
- #define ESPIPE 29 /* Illegal seek */
- #define EROFS 30 /* Read-only file system */
- #define EMLINK 31 /* Too many links */
- #define EPIPE 32 /* Broken pipe */
- #define EDOM 33 /* Math argument out of domain of func */
- #define ERANGE 34 /* Math result not representable */
- #endif
#ifndef _ASM_GENERIC_ERRNO_BASE_H#define _ASM_GENERIC_ERRNO_BASE_H#defineEPERM 1/* Operation not permitted */#defineENOENT 2/* No such file or directory */#defineESRCH 3/* No such process */#defineEINTR 4/* Interrupted system call */#defineEIO 5/* I/O error */#defineENXIO 6/* No such device or address */#defineE2BIG 7/* Argument list too long */#defineENOEXEC 8/* Exec format error */#defineEBADF 9/* Bad file number */#defineECHILD10/* No child processes */#defineEAGAIN11/* Try again */#defineENOMEM12/* Out of memory */#defineEACCES13/* Permission denied */#defineEFAULT14/* Bad address */#defineENOTBLK15/* Block device required */#defineEBUSY16/* Device or resource busy */#defineEEXIST17/* File exists */#defineEXDEV18/* Cross-device link */#defineENODEV19/* No such device */#defineENOTDIR20/* Not a directory */#defineEISDIR21/* Is a directory */#defineEINVAL22/* Invalid argument */#defineENFILE23/* File table overflow */#defineEMFILE24/* Too many open files */#defineENOTTY25/* Not a typewriter */#defineETXTBSY26/* Text file busy */#defineEFBIG27/* File too large */#defineENOSPC28/* No space left on device */#defineESPIPE29/* Illegal seek */#defineEROFS30/* Read-only file system */#defineEMLINK31/* Too many links */#defineEPIPE32/* Broken pipe */#defineEDOM33/* Math argument out of domain of func */#defineERANGE34/* Math result not representable */#endif
- #ifndef _ASM_GENERIC_ERRNO_H
- #define _ASM_GENERIC_ERRNO_H
- #include <asm-generic/errno-base.h>
- #define EDEADLK 35 /* Resource deadlock would occur */
- #define ENAMETOOLONG 36 /* File name too long */
- #define ENOLCK 37 /* No record locks available */
- #define ENOSYS 38 /* Function not implemented */
- #define ENOTEMPTY 39 /* Directory not empty */
- #define ELOOP 40 /* Too many symbolic links encountered */
- #define EWOULDBLOCK EAGAIN /* Operation would block */
- #define ENOMSG 42 /* No message of desired type */
- #define EIDRM 43 /* Identifier removed */
- #define ECHRNG 44 /* Channel number out of range */
- #define EL2NSYNC 45 /* Level 2 not synchronized */
- #define EL3HLT 46 /* Level 3 halted */
- #define EL3RST 47 /* Level 3 reset */
- #define ELNRNG 48 /* Link number out of range */
- #define EUNATCH 49 /* Protocol driver not attached */
- #define ENOCSI 50 /* No CSI structure available */
- #define EL2HLT 51 /* Level 2 halted */
- #define EBADE 52 /* Invalid exchange */
- #define EBADR 53 /* Invalid request descriptor */
- #define EXFULL 54 /* Exchange full */
- #define ENOANO 55 /* No anode */
- #define EBADRQC 56 /* Invalid request code */
- #define EBADSLT 57 /* Invalid slot */
- #define EDEADLOCK EDEADLK
- #define EBFONT 59 /* Bad font file format */
- #define ENOSTR 60 /* Device not a stream */
- #define ENODATA 61 /* No data available */
- #define ETIME 62 /* Timer expired */
- #define ENOSR 63 /* Out of streams resources */
- #define ENONET 64 /* Machine is not on the network */
- #define ENOPKG 65 /* Package not installed */
- #define EREMOTE 66 /* Object is remote */
- #define ENOLINK 67 /* Link has been severed */
- #define EADV 68 /* Advertise error */
- #define ESRMNT 69 /* Srmount error */
- #define ECOMM 70 /* Communication error on send */
- #define EPROTO 71 /* Protocol error */
- #define EMULTIHOP 72 /* Multihop attempted */
- #define EDOTDOT 73 /* RFS specific error */
- #define EBADMSG 74 /* Not a data message */
- #define EOVERFLOW 75 /* Value too large for defined data type */
- #define ENOTUNIQ 76 /* Name not unique on network */
- #define EBADFD 77 /* File descriptor in bad state */
- #define EREMCHG 78 /* Remote address changed */
- #define ELIBACC 79 /* Can not access a needed shared library */
- #define ELIBBAD 80 /* Accessing a corrupted shared library */
- #define ELIBSCN 81 /* .lib section in a.out corrupted */
- #define ELIBMAX 82 /* Attempting to link in too many shared libraries */
- #define ELIBEXEC 83 /* Cannot exec a shared library directly */
- #define EILSEQ 84 /* Illegal byte sequence */
- #define ERESTART 85 /* Interrupted system call should be restarted */
- #define ESTRPIPE 86 /* Streams pipe error */
- #define EUSERS 87 /* Too many users */
- #define ENOTSOCK 88 /* Socket operation on non-socket */
- #define EDESTADDRREQ 89 /* Destination address required */
- #define EMSGSIZE 90 /* Message too long */
- #define EPROTOTYPE 91 /* Protocol wrong type for socket */
- #define ENOPROTOOPT 92 /* Protocol not available */
- #define EPROTONOSUPPORT 93 /* Protocol not supported */
- #define ESOCKTNOSUPPORT 94 /* Socket type not supported */
- #define EOPNOTSUPP 95 /* Operation not supported on transport endpoint */
- #define EPFNOSUPPORT 96 /* Protocol family not supported */
- #define EAFNOSUPPORT 97 /* Address family not supported by protocol */
- #define EADDRINUSE 98 /* Address already in use */
- #define EADDRNOTAVAIL 99 /* Cannot assign requested address */
- #define ENETDOWN 100 /* Network is down */
- #define ENETUNREACH 101 /* Network is unreachable */
- #define ENETRESET 102 /* Network dropped connection because of reset */
- #define ECONNABORTED 103 /* Software caused connection abort */
- #define ECONNRESET 104 /* Connection reset by peer */
- #define ENOBUFS 105 /* No buffer space available */
- #define EISCONN 106 /* Transport endpoint is already connected */
- #define ENOTCONN 107 /* Transport endpoint is not connected */
- #define ESHUTDOWN 108 /* Cannot send after transport endpoint shutdown */
- #define ETOOMANYREFS 109 /* Too many references: cannot splice */
- #define ETIMEDOUT 110 /* Connection timed out */
- #define ECONNREFUSED 111 /* Connection refused */
- #define EHOSTDOWN 112 /* Host is down */
- #define EHOSTUNREACH 113 /* No route to host */
- #define EALREADY 114 /* Operation already in progress */
- #define EINPROGRESS 115 /* Operation now in progress */
- #define ESTALE 116 /* Stale NFS file handle */
- #define EUCLEAN 117 /* Structure needs cleaning */
- #define ENOTNAM 118 /* Not a XENIX named type file */
- #define ENAVAIL 119 /* No XENIX semaphores available */
- #define EISNAM 120 /* Is a named type file */
- #define EREMOTEIO 121 /* Remote I/O error */
- #define EDQUOT 122 /* Quota exceeded */
- #define ENOMEDIUM 123 /* No medium found */
- #define EMEDIUMTYPE 124 /* Wrong medium type */
- #define ECANCELED 125 /* Operation Canceled */
- #define ENOKEY 126 /* Required key not available */
- #define EKEYEXPIRED 127 /* Key has expired */
- #define EKEYREVOKED 128 /* Key has been revoked */
- #define EKEYREJECTED 129 /* Key was rejected by service */
- /* for robust mutexes */
- #define EOWNERDEAD 130 /* Owner died */
- #define ENOTRECOVERABLE 131 /* State not recoverable */
- #define ERFKILL 132 /* Operation not possible due to RF-kill */
- #define EHWPOISON 133 /* Memory page has hardware error */
- #endif
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