Here is my second attempt. If this interface is somewhat sane I start
to hack the needed wrapper code.
thanks,
daniel
/*
* Copyright (c) 1997-1998,2002 University of Utah and the Flux Group.
* All rights reserved.
* @OSKIT-FLUX-GPLUS@
*/
/*
* Definition of a COM interface to support basic serial streams
*/
#ifndef _OSKIT_IO_SERIALSTREAM_H_
#define _OSKIT_IO_SERIALSTREAM_H_
#include <oskit/com.h>
#include <oskit/types.h>
#include <oskit/com/stream.h>
/* XXX The naming scheme looks broken. */
#define OSKIT_IOSPEEDSET 0x001 /* Set the baud rate. */
#define OSKIT_IOSPEEDGET 0x002 /* Get the baud rate. */
#define OSKIT_TIOCMSET 0x001 /* Set all modem bits. */
#define OSKIT_TIOCMBIS 0x002 /* BIS modem bits. */
#define OSKIT_TIOCMBIC 0x003 /* BIC modem bits. */
#define OSKIT_TIOCMGET 0x004 /* Get all modem bits. */
#define OSKIT_TIOCM_LE 0x001
#define OSKIT_TIOCM_DTR 0x002
#define OSKIT_TIOCM_RTS 0x004
#define OSKIT_TIOCM_ST 0x008
#define OSKIT_TIOCM_SR 0x010
#define OSKIT_TIOCM_CTS 0x020
#define OSKIT_TIOCM_CAR 0x040
#define OSKIT_TIOCM_RNG 0x080
#define OSKIT_TIOCM_DSR 0x100
#define OSKIT_TIOCM_CD OSKIT_TIOCM_CAR
#define OSKIT_TIOCM_RI OSKIT_TIOCM_RNG
/*
* Basic serial stream object interface,
* IID 4aa700e-7c74-11cf-b500-08000953adc2.
* This interface extends the oskit_file interface.
*/
struct oskit_serialstream {
struct oskit_serialstream_ops *ops;
};
typedef struct oskit_serialstream oskit_serialstream_t;
struct oskit_serialstream_ops {
/* COM-specified IUnknown interface operations */
OSKIT_COMDECL_IUNKOWN(oskit_serialstream_t)
/* Operations inherited from IStream interface */
OSKIT_COMDECL (*read)(oskit_serialstream_t *s, void *buf, oskit_u32_t len,
oskit_u32_t *out_actual);
OSKIT_COMDECL (*write)( oskit_serialstream_t *s, const void *buf,
oskit_u32_t len, oskit_u32_t *out_actual);
OSKIT_COMDECL (*seek)(oskit_serialstream_t *s, oskit_s64_t ofs,
oskit_seek_t whence, oskit_u64_t *out_newpos);
OSKIT_COMDECL (*setsize)(oskit_serialstream_t *s, oskit_u64_t new_size);
OSKIT_COMDECL (*copyto)(oskit_serialstream_t *s, oskit_serialstream_t *dst,
oskit_u64_t size,
oskit_u64_t *out_read,
oskit_u64_t *out_written);
OSKIT_COMDECL (*commit)(oskit_serialstream_t *s,
oskit_u32_t commit_flags);
OSKIT_COMDECL (*revert)(oskit_serialstream_t *s);
OSKIT_COMDECL (*lockregion)(oskit_serialstream_t *s,
oskit_u64_t offset, oskit_u64_t size,
oskit_u32_t lock_type);
OSKIT_COMDECL (*unlockregion)(oskit_serialstream_t *s,
oskit_u64_t offset, oskit_u64_t size,
oskit_u32_t lock_type);
OSKIT_COMDECL (*stat)(oskit_serialstream_t *s,
oskit_stream_stat_t *out_stat,
oskit_u32_t stat_flags);
OSKIT_COMDECL (*clone)(oskit_serialstream_t *s,
oskit_serialstream_t **out_stream);
/* Serial device interface operations */
OSKIT_COMDECL (*iospeed)(oskit_serialdev_t *dev, oskit_u32_t request,
oskit_u32_t *speed);
OSKIT_COMDECL (*ioctl)(oskit_serialdev_t *dev, oskit_u32_t request,
char *arg);
};
/* GUID for oskit_serialstream interface */
extern const struct oskit_guid oskit_serialstream_iid;
#define OSKIT_SERIALSTREAM_IID OSKIT_GUID(0x0aa7d00e, 0x7c74, 0x11cf, \
0xb5, 0x00, 0x08, 0x00, 0x09, 0x53, 0xad, 0xc2)
#define oskit_serialstream_query(s, iid, out_ihandle) \
((s)->ops->query((oskit_serialstream_t *)(s), (iid), (out_ihandle)))
#define oskit_serialstream_addref(s) \
((s)->ops->addref((oskit_serialstream_t *)(s)))
#define oskit_serialstream_release(s) \
((s)->ops->release((oskit_serialstream_t *)(s)))
#define oskit_serialstream_read(s, buf, len, out_actual) \
((s)->ops->read((oskit_serialstream_t *)(s), (buf), (len), (out_actual)))
#define oskit_serialstream_write(s, buf, len, out_actual) \
((s)->ops->write((oskit_serialstream_t *)(s), (buf), (len), (out_actual)))
#define oskit_serialstream_seek(s, ofs, whence, out_newpos) \
((s)->ops->seek((oskit_serialstream_t *)(s), (ofs), (whence), (out_newpos)))
#define oskit_serialstream_setsize(s, new_size) \
((s)->ops->setsize((oskit_serialstream_t *)(s), (new_size)))
#define oskit_serialstream_copyto(s, dst, size, out_read, out_written) \
((s)->ops->copyto((oskit_serialstream_t *)(s), (dst), (size), (out_read),
(out_written)))
#define oskit_serialstream_commit(s, commit_flags) \
((s)->ops->commit((oskit_serialstream_t *)(s), (commit_flags)))
#define oskit_serialstream_revert(s) \
((s)->ops->revert((oskit_serialstream_t *)(s)))
#define oskit_serialstream_lockregion(s, offset, size, lock_type) \
((s)->ops->lockregion((oskit_serialstream_t *)(s), (offset), (size),
(lock_type)))
#define oskit_serialstream_unlockregion(s, offset, size, lock_type) \
((s)->ops->unlockregion((oskit_serialstream_t *)(s), (offset), (size),
(lock_type)))
#define oskit_serialstream_stat(s, out_stat, stat_flags) \
((s)->ops->stat((oskit_serialstream_t *)(s), (out_stat), (stat_flags)))
#define oskit_serialstream_clone(s, out_stream) \
((s)->ops->clone((oskit_serialstream_t *)(s), (out_stream)))
#define oskit_serialstream_iospeed(s, request, speed) \
((s)->ops->ioctl((oskit_serialstream_t *)(s), (request), (speed)))
#define oskit_serialstream_ioctl(s, request, arg) \
((s)->ops->ioctl((oskit_serialstream_t *)(s), (request), (arg)))
#endif /* _OSKIT_IO_SERIALSTREAM_H_ */
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