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Diffstat (limited to 'winsup/cygwin/fhandler.h')
-rw-r--r--winsup/cygwin/fhandler.h51
1 files changed, 21 insertions, 30 deletions
diff --git a/winsup/cygwin/fhandler.h b/winsup/cygwin/fhandler.h
index ac1e4e9a9..961aabc6c 100644
--- a/winsup/cygwin/fhandler.h
+++ b/winsup/cygwin/fhandler.h
@@ -551,50 +551,29 @@ public:
class fhandler_dev_raw: public fhandler_base
{
protected:
- _off64_t drive_size;
- _off64_t current_position;
- unsigned long bytes_per_sector;
char *devbuf;
size_t devbufsiz;
size_t devbufstart;
size_t devbufend;
struct status_flags
{
- unsigned eom_detected : 1;
- unsigned eof_detected : 1;
unsigned lastblk_to_read : 1;
public:
- status_flags () :
- eom_detected (0), eof_detected (0), lastblk_to_read (0)
- {}
+ status_flags () : lastblk_to_read (0) {}
} status;
- IMPLEMENT_STATUS_FLAG (bool, eom_detected)
- IMPLEMENT_STATUS_FLAG (bool, eof_detected)
IMPLEMENT_STATUS_FLAG (bool, lastblk_to_read)
- virtual BOOL write_file (const void *buf, DWORD to_write,
- DWORD *written, int *err);
- virtual BOOL read_file (void *buf, DWORD to_read, DWORD *read, int *err);
-
- /* returns not null, if `win_error' determines an end of media condition */
- virtual int is_eom(int win_error);
- /* returns not null, if `win_error' determines an end of file condition */
- virtual int is_eof(int win_error);
-
fhandler_dev_raw ();
public:
~fhandler_dev_raw ();
int open (int flags, mode_t mode = 0);
- void raw_read (void *ptr, size_t& ulen);
- int raw_write (const void *ptr, size_t ulen);
int __stdcall fstat (struct __stat64 *buf) __attribute__ ((regparm (2)));
int dup (fhandler_base *child);
-
int ioctl (unsigned int cmd, void *buf);
void fixup_after_fork (HANDLE);
@@ -604,20 +583,32 @@ class fhandler_dev_raw: public fhandler_base
class fhandler_dev_floppy: public fhandler_dev_raw
{
private:
+ _off64_t drive_size;
+ unsigned long bytes_per_sector;
+ struct status_flags
+ {
+ unsigned eom_detected : 1;
+ public:
+ status_flags () : eom_detected (0) {}
+ } status;
+
+ IMPLEMENT_STATUS_FLAG (bool, eom_detected)
+
+ inline _off64_t get_current_position ();
int fhandler_dev_floppy::get_drive_info (struct hd_geometry *geo);
- protected:
- virtual int is_eom (int win_error);
- virtual int is_eof (int win_error);
+ BOOL write_file (const void *buf, DWORD to_write, DWORD *written, int *err);
+ BOOL read_file (void *buf, DWORD to_read, DWORD *read, int *err);
public:
fhandler_dev_floppy ();
- virtual int open (int flags, mode_t mode = 0);
-
- virtual _off64_t lseek (_off64_t offset, int whence);
-
- virtual int ioctl (unsigned int cmd, void *buf);
+ int open (int flags, mode_t mode = 0);
+ int dup (fhandler_base *child);
+ void raw_read (void *ptr, size_t& ulen);
+ int raw_write (const void *ptr, size_t ulen);
+ _off64_t lseek (_off64_t offset, int whence);
+ int ioctl (unsigned int cmd, void *buf);
};
class fhandler_dev_tape: public fhandler_dev_raw