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rearrangement

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This commit is contained in:
David Schleef 2002-07-04 03:29:41 +00:00
parent 118dfa65c3
commit 2631bc9012
1 changed files with 27 additions and 20 deletions
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47
include/comedilib.h
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@ -57,6 +57,11 @@ typedef struct comedi_sv_struct{
lsampl_t maxdata;
}comedi_sv_t;
enum comedi_oor_behavior {
COMEDI_OOR_NUMBER = 0,
COMEDI_OOR_NAN
};
@ -70,11 +75,16 @@ char *comedi_strerror(int errnum);
int comedi_errno(void);
int comedi_fileno(comedi_t *it);
/* global behavior */
enum comedi_oor_behavior comedi_set_global_oor_behavior(enum comedi_oor_behavior behavior);
/* device queries */
int comedi_get_n_subdevices(comedi_t *it);
int comedi_get_version_code(comedi_t *it);
char *comedi_get_driver_name(comedi_t *it);
char *comedi_get_board_name(comedi_t *it);
int comedi_get_read_subdevice(comedi_t *dev);
int comedi_get_write_subdevice(comedi_t *dev);
/* subdevice queries */
int comedi_get_subdevice_type(comedi_t *it,unsigned int subdevice);
@ -87,8 +97,6 @@ int comedi_maxdata_is_chan_specific(comedi_t *it,unsigned int subdevice);
/* channel queries */
lsampl_t comedi_get_maxdata(comedi_t *it,unsigned int subdevice,
unsigned int chan);
//int comedi_get_rangetype(comedi_t *it,unsigned int subdevice,
// unsigned int chan);
int comedi_get_n_ranges(comedi_t *it,unsigned int subdevice,
unsigned int chan);
comedi_range * comedi_get_range(comedi_t *it,unsigned int subdevice,
@ -114,6 +122,10 @@ int comedi_unlock(comedi_t *it,unsigned int subdevice);
/* physical units */
double comedi_to_phys(lsampl_t data,comedi_range *rng,lsampl_t maxdata);
lsampl_t comedi_from_phys(double data,comedi_range *rng,lsampl_t maxdata);
int comedi_sampl_to_phys(double *dest, int dst_stride, sampl_t *src,
int src_stride, comedi_range *rng, lsampl_t maxdata, int n);
int comedi_sampl_from_phys(sampl_t *dest,int dst_stride,double *src,
int src_stride, comedi_range *rng, lsampl_t maxdata, int n);
/* syncronous stuff */
int comedi_data_read(comedi_t *it,unsigned int subd,unsigned int chan,
@ -151,44 +163,39 @@ int comedi_command(comedi_t *it,comedi_cmd *cmd);
int comedi_command_test(comedi_t *it,comedi_cmd *cmd);
int comedi_poll(comedi_t *dev,unsigned int subdevice);
// changes maximum size (in bytes) of preallocated buffer, requires root priviledge, returns new max size
/* buffer control */
int comedi_set_max_buffer_size(comedi_t *it, unsigned int subdev,
unsigned int max_size);
// returns number of bytes in buffer waiting to be read by user
int comedi_get_buffer_contents(comedi_t *it, unsigned int subdev);
// marks 'bytes' number of bytes in buffer as read by user, returns number of bytes left to be read
int comedi_mark_buffer_read(comedi_t *it, unsigned int subdev,
unsigned int bytes);
// returns offset in bytes from beginning of buffer for first unread data point in buffer
int comedi_get_buffer_offset(comedi_t *it, unsigned int subdev);
/* DEPRECATED */
#ifdef _COMEDILIB_DEPRECATED
/*
* The following functions are deprecated and should not be used.
*/
int comedi_get_timer(comedi_t *it,unsigned int subdev,double freq,
unsigned int *trigvar,double *actual_freq);
int comedi_timed_1chan(comedi_t *it,unsigned int subdev,unsigned int chan,
unsigned int range, unsigned int aref,double freq,
unsigned int n_samples,double *data);
int comedi_get_rangetype(comedi_t *it,unsigned int subdevice,
unsigned int chan);
#endif
#ifndef _COMEDILIB_STRICT_ABI
/*
The following prototypes are ALPHA, indicating that they might change
in future releases of comedilib, without regard to backward compatibility.
The following prototypes are _NOT_ part of the Comedilib ABI, and
may change in future versions without regard to source or binary
compatibility. In practice, this is a holding place for the next
library ABI version change.
*/
enum comedi_oor_behavior {
COMEDI_OOR_NUMBER = 0,
COMEDI_OOR_NAN
};
enum comedi_oor_behavior comedi_set_global_oor_behavior(enum comedi_oor_behavior behavior);
int comedi_get_read_subdevice(comedi_t *dev);
int comedi_get_write_subdevice(comedi_t *dev);
#endif
#ifdef __cplusplus
}