76a2e658b7
supports it. Configuration test uses Alan Woodland's 'ax_tls.m4' from <http://autoconf-archive.cryp.to/ax_tls.html>.
153 lines
3.8 KiB
C
153 lines
3.8 KiB
C
/*
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lib/libinternal.h
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internal definitions for comedilib
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COMEDILIB - Linux Control and Measurement Device Interface Library
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Copyright (C) 1997-2001 David A. Schleef <ds@schleef.org>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation, version 2.1
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of the License.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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USA.
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*/
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#ifndef _LIBINTERNAL_H
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#define _LIBINTERNAL_H
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#define _COMEDILIB_DEPRECATED
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#include "config.h"
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#include "comedilib.h"
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#include "comedi.h"
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#include "comedi_errno.h"
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#include <sys/ioctl.h>
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#include <fcntl.h>
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#include <stdio.h>
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#ifdef I18N
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#include <libintl.h>
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#endif
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/* This indicates a symbol that should not be exported as part of
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* the library. But I don't know how to make it useful yet. */
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#define INTERNAL
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/* gettext()ization */
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#ifdef I18N
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#define GETTEXT(a) gettext((a))
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#else
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#define GETTEXT(a) (a)
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#endif
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#define _s(a) (a)
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#define debug_ptr(a) if(!(a))fprintf(stderr," ** NULL pointer: " __FILE__ ", line %d\n",__LINE__);
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#define debug_int(a) if((a)<0)fprintf(stderr," ** error: " __FILE__ ", line %d\n",__LINE__);
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#define COMEDILIB_DEBUG(level,format,args...) do{if(__comedi_loglevel>=(level))fprintf(stderr,"%s: " format, __FUNCTION__ , ##args);}while(0)
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#define COMEDILIB_MAGIC 0xc001dafe
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/* handle versioning */
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#define EXPORT_SYMBOL(a,b) __asm__(".symver " #a "," #a "@v" #b )
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#define EXPORT_ALIAS_VER(a,b,c) __asm__(".symver " #a "," #b "@v" #c )
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#define EXPORT_ALIAS_DEFAULT(a,b,c) __asm__(".symver " #a "," #b "@@v" #c )
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extern int __comedi_init;
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extern int __comedi_loglevel;
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extern TLS int __comedi_errno;
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#if 0
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#define libc_error() (__comedi_errno=errno)
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#define internal_error(a) (__comedi_errno=(a))
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#else
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void libc_error(void);
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void internal_error(int error_number);
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#endif
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typedef struct subdevice_struct subdevice;
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typedef struct device_struct device;
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struct comedi_t_struct{
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int magic;
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int fd;
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int n_subdevices;
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comedi_devinfo devinfo;
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subdevice *subdevices;
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unsigned int has_insnlist_ioctl;
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unsigned int has_insn_ioctl;
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};
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struct subdevice_struct{
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unsigned int type;
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unsigned int n_chan;
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unsigned int subd_flags;
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unsigned int timer_type;
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unsigned int len_chanlist;
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lsampl_t maxdata;
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unsigned int flags;
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unsigned int range_type;
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lsampl_t *maxdata_list;
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unsigned int *range_type_list;
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unsigned int *flags_list;
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comedi_range *rangeinfo;
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comedi_range **rangeinfo_list;
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unsigned int has_cmd;
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unsigned int has_insn_bits;
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int cmd_mask_errno;
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comedi_cmd *cmd_mask;
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int cmd_timed_errno;
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comedi_cmd *cmd_timed;
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};
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#define comedi_ioctl _comedi_ioctl
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//#define comedi_ioctl _comedi_ioctl_debug
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int _comedi_ioctl(int fd, int request, void *arg);
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int _comedi_ioctl_debug(int, int, void*);
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/* filler routines */
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int get_subdevices(comedi_t *it);
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comedi_range *get_rangeinfo(int fd,unsigned int range_type);
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/* validators */
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int valid_dev(comedi_t *it);
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int valid_subd(comedi_t *it,unsigned int subdevice);
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int valid_chan(comedi_t *it,unsigned int subdevice,unsigned int chan);
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/* used by range.c, was in comedilib.h but apparently deprecated so I put it here - fmhess */
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int comedi_get_rangetype(comedi_t *it,unsigned int subdevice,unsigned int chan);
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#define YY_DECL int calib_yylex(YYSTYPE *calib_lvalp, yyscan_t yyscanner)
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void calib_yyerror(char *s);
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int calib_yyparse(void *parse_arg);
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#endif
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