#ifndef SYS_ERRNO_H__
#define SYS_ERRNO_H__

#ifdef RT_USING_DFS

#include <dfs_def.h>

/* using device error codes */
#define ENOENT		DFS_STATUS_ENOENT
#define EIO		 	DFS_STATUS_EIO
#define ENXIO		DFS_STATUS_ENXIO
#define EBADF		DFS_STATUS_EBADF
#define EAGAIN		DFS_STATUS_EAGAIN
#define ENOMEM		DFS_STATUS_ENOMEM
#define EBUSY		DFS_STATUS_EBUSY
#define EEXIST		DFS_STATUS_EEXIST
#define EXDEV		DFS_STATUS_EXDEV
#define ENODEV		DFS_STATUS_ENODEV
#define ENOTDIR		DFS_STATUS_ENOTDIR
#define EISDIR		DFS_STATUS_EISDIR
#define EINVAL		DFS_STATUS_EINVAL
#define ENOSPC		DFS_STATUS_ENOSPC
#define EROFS		DFS_STATUS_EROFS
#define ENOSYS		DFS_STATUS_ENOSYS
#define ENOTEMPTY	DFS_STATUS_ENOTEMPTY

#else

/* error codes */
#define ENOENT		2		/* No such file or directory */
#define EIO		 	5		/* I/O error */
#define ENXIO		6		/* No such device or address */
#define EBADF		9		/* Bad file number */
#define EAGAIN		11		/* Try again */
#define ENOMEM		12		/* no memory */
#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 ENOSPC		28		/* No space left on device */
#define EROFS		30		/* Read-only file system */
#define ENOSYS		38		/* Function not implemented */
#define ENOTEMPTY	39		/* Directory not empty */

#endif

#define	EPERM			1		/* Not super-user */
#define	ESRCH			3		/* No such process */
#define	EINTR			4		/* Interrupted system call */
#define EFAULT       	14  	/* Bad address */
#define	ENFILE			23		/* Too many open files in system */
#define ERANGE			34		/* Math result not representable */
#define	EDEADLK			45		/* Deadlock condition */
#define EBADMSG			77		/* Trying to read unreadable message */
#define EMSGSIZE     	90  	/* Message too long */
#define ENOPROTOOPT  	92  	/* Protocol not available */
#define EOPNOTSUPP      95  	/* Operation not supported on transport endpoint */
#define EAFNOSUPPORT    97  	/* Address family not supported by protocol */
#define EADDRINUSE      98  	/* Address already in use */
#define ENETDOWN       	100  	/* Network is down */
#define ENETUNREACH    	101  	/* Network is unreachable */
#define ECONNABORTED   	103  	/* Software caused connection abort */
#define ECONNRESET     	104  	/* Connection reset by peer */
#define ENOBUFS     	105  	/* No buffer space available */
#define ENOTCONN       	107  	/* Transport endpoint is not connected */
#define EINPROGRESS    	115  	/* Operation now in progress */
#define ETIMEDOUT		116		/* Connection timed out */
#define EHOSTUNREACH 	113  	/* No route to host */
#define EALREADY        114  	/* Operation already in progress */
#define ENOTSUP			134		/* Not supported */
#define ENSRNOTFOUND 	163  	/* Domain name not found */
#define EWOULDBLOCK 	EAGAIN  /* Operation would block */

#endif