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SIM HOSTFS: First cut at changes to get it working on Cygwin.
This commit is contained in:
Gregory Nutt
+107
-51
@@ -40,94 +40,150 @@
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* Included Files
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****************************************************************************/
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#ifndef __SIM__
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# include <sys/types.h>
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# include <sys/stat.h>
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# include <sys/statfs.h>
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# include <dirent.h>
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# include <time.h>
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#endif
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define HOST_ST_MODE_REG 0x01000
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#define HOST_ST_MODE_DIR 0x02000
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#define HOST_ST_MODE_CHR 0x04000
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#define HOST_ST_MODE_BLK 0x08000
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#define HOST_ST_MODE_PIPE 0x10000
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#define HOST_ST_MODE_LINK 0x20000
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#ifdef __SIM__
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#define HOSTFS_FLAG_RDOK 0x0001
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#define HOSTFS_FLAG_WROK 0x0002
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#define HOSTFS_FLAG_CREAT 0x0004
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#define HOSTFS_FLAG_EXCL 0x0008
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#define HOSTFS_FLAG_APPEND 0x0010
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#define HOSTFS_FLAG_TRUNC 0x0020
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/* These must exactly match the definitions from include/dirent.h: */
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#define HOSTFS_DTYPE_FILE 0x0001
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#define HOSTFS_DTYPE_CHR 0x0002
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#define HOSTFS_DTYPE_BLK 0x0004
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#define HOSTFS_DTYPE_DIRECTORY 0x0008
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#define NUTTX_DTYPE_FILE 0x01
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#define NUTTX_DTYPE_CHR 0x02
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#define NUTTX_DTYPE_BLK 0x04
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#define NUTTX_DTYPE_DIRECTORY 0x08
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/* These must exactly match the definitions from include/sys/stat.h: */
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#define NUTTX_S_IFIFO 0010000
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#define NUTTX_S_IFCHR 0020000
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#define NUTTX_S_IFDIR 0040000
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#define NUTTX_S_IFBLK 0060000
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#define NUTTX_S_IFREG 0100000
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#define NUTTX_S_IFLNK 0120000
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/* These must exactly match the definitions from include/fctnl.h: */
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#define NUTTX_O_RDONLY (1 << 0) /* Open for read access (only) */
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#define NUTTX_O_WRONLY (1 << 1) /* Open for write access (only) */
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#define NUTTX_O_CREAT (1 << 2) /* Create file/sem/mq object */
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#define NUTTX_O_EXCL (1 << 3) /* Name must not exist when opened */
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#define NUTTX_O_APPEND (1 << 4) /* Keep contents, append to end */
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#define NUTTX_O_TRUNC (1 << 5) /* Delete contents */
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#define NUTTX_O_NONBLOCK (1 << 6) /* Don't wait for data */
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#define NUTTX_O_SYNC (1 << 7) /* Synchronize output on write */
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#define NUTTX_O_BINARY (1 << 8) /* Open the file in binary mode. */
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#define NUTTX_O_RDWR (NUTTX_O_RDONLY | NUTTX_O_WRONLY)
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#endif /* __SIM__ */
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/****************************************************************************
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* Public Type Definitions
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****************************************************************************/
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struct host_dirent_s
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#ifdef __SIM__
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/* These must match the definitions in include/sys/types.h */
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typedef uintptr_t nuttx_size_t;
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typedef int32_t nuttx_off_t;
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typedef unsigned int nuttx_mode_t;
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typedef int16_t nuttx_blksize_t;
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typedef uint32_t nuttx_blkcnt_t;
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/* These must match the definition in include/time.h */
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typedef uint32_t nuttx_time_t;
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/* These must exactly match the definition from include/dirent.h: */
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struct nuttx_dirent_s
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{
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size_t d_ino;
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size_t d_off;
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unsigned short d_reclen;
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unsigned char d_type;
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char d_name[256];
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uint8_t d_type; /* type of file */
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char d_name[NAME_MAX+1]; /* filename */
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};
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struct host_statfs_s
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/* These must exactly match the definition from include/sys/statfs.h: */
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struct nuttx_statfs_s
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{
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size_t f_type; /* Type of file system */
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size_t f_bsize; /* Optimal transfer block size */
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size_t f_blocks; /* Total data blocks in the file system */
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size_t f_bfree; /* Free blocks */
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size_t f_bavail; /* Free blocks available */
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size_t f_files; /* Total file nodes in file system */
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size_t f_ffree; /* Free file nodes in fs */
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size_t f_fsid; /* File Systme ID */
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size_t f_namelen; /* Max length of filenames */
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size_t f_frsize; /* Fragment size */
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uint32_t f_type; /* Type of filesystem */
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nuttx_size_t f_namelen; /* Maximum length of filenames */
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nuttx_size_t f_bsize; /* Optimal block size for transfers */
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nuttx_off_t f_blocks; /* Total data blocks in the file system of this size */
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nuttx_off_t f_bfree; /* Free blocks in the file system */
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nuttx_off_t f_bavail; /* Free blocks avail to non-superuser */
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nuttx_off_t f_files; /* Total file nodes in the file system */
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nuttx_off_t f_ffree; /* Free file nodes in the file system */
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};
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struct host_stat_s
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/* These must exactly match the definition from include/sys/stat.h: */
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struct nuttx_stat_s
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{
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int st_dev; /* ID of the device containing file */
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size_t st_ino; /* inode number */
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size_t st_mode; /* protection */
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size_t st_nlink; /* number of hard links */
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size_t st_uid; /* user ID of owner */
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size_t st_gid; /* group ID of owner */
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size_t st_rdev; /* device ID */
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size_t st_size; /* total size, in bytes */
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size_t st_blksize; /* blocksize for file system I/O */
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size_t st_blocks; /* number of 512B blocks allocated */
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size_t st_atim; /* time of last access */
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size_t st_mtim; /* time of last modification */
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size_t st_ctim; /* time of last status change */
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nuttx_mode_t st_mode; /* File type, atributes, and access mode bits */
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nuttx_off_t st_size; /* Size of file/directory, in bytes */
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nuttx_blksize_t st_blksize; /* Blocksize used for filesystem I/O */
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nuttx_blkcnt_t st_blocks; /* Number of blocks allocated */
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nuttx_time_t st_atim; /* Time of last access */
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nuttx_time_t st_mtim; /* Time of last modification */
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nuttx_time_t st_ctim; /* Time of last status change */
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};
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#endif /* __SIM__ */
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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#ifdef __SIM__
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int host_open(const char *pathname, int flags, int mode);
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int host_close(int fd);
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ssize_t host_read(int fd, void* buf, size_t count);
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ssize_t host_read(int fd, void *buf, nuttx_size_t count);
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ssize_t host_write(int fd, const void *buf, nuttx_size_t count);
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off_t host_lseek(int fd, off_t offset, int whence);
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int host_ioctl(int fd, int request, unsigned long arg);
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void host_sync(int fd);
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int host_dup(int fd);
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void *host_opendir(const char *name);
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int host_readdir(void* dirp, struct nuttx_dirent_s* entry);
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void host_rewinddir(void* dirp);
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int host_closedir(void* dirp);
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int host_statfs(const char *path, struct nuttx_statfs_s *buf);
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int host_unlink(const char *pathname);
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int host_mkdir(const char *pathname, mode_t mode);
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int host_rmdir(const char *pathname);
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int host_rename(const char *oldpath, const char *newpath);
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int host_stat(const char *path, struct nuttx_stat_s *buf);
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#else
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int host_open(const char *pathname, int flags, int mode);
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int host_close(int fd);
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ssize_t host_read(int fd, void *buf, size_t count);
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ssize_t host_write(int fd, const void *buf, size_t count);
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off_t host_lseek(int fd, off_t offset, int whence);
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int host_ioctl(int fd, int request, unsigned long arg);
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void host_sync(int fd);
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int host_dup(int fd);
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void *host_opendir(const char *name);
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int host_readdir(void* dirp, struct host_dirent_s* entry);
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int host_readdir(void* dirp, struct dirent *entry);
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void host_rewinddir(void* dirp);
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int host_closedir(void* dirp);
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int host_statfs(const char *path, struct host_statfs_s *buf);
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int host_statfs(const char *path, struct statfs *buf);
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int host_unlink(const char *pathname);
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int host_mkdir(const char *pathname, mode_t mode);
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int host_rmdir(const char *pathname);
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int host_rename(const char *oldpath, const char *newpath);
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int host_stat(const char *path, struct host_stat_s *buf);
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int host_stat(const char *path, struct stat *buf);
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#endif /* __SIM__ */
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#endif /* __INCLUDE_NUTTX_FS_HOSTFS_H */
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