Cross Reference: /ast/src/lib/libast/sfio/sfdisc.c

Lines Matching refs:disc
45 {	Sfdisc_t	disc;
51 static int _dccaexcept(Sfio_t* f, int type, Void_t* val, Sfdisc_t* disc)
53 static int _dccaexcept(f,type,val,disc)
57 Sfdisc_t*	disc;
60 	if(disc && type == SF_FINAL)
61 		free(disc);
66 static ssize_t _dccaread(Sfio_t* f, Void_t* buf, size_t size, Sfdisc_t* disc)
68 static ssize_t _dccaread(f, buf, size, disc)
72 Sfdisc_t*	disc;
83 	for(prev = f->disc; prev; prev = prev->disc)
84 		if(prev->disc == disc)
93 	dcca = (Dccache_t*)disc;
99 	{	prev->disc = disc->disc;
100 		free(disc);
107 Sfdisc_t* sfdisc(Sfio_t* f, Sfdisc_t* disc)
109 Sfdisc_t* sfdisc(f,disc)
111 Sfdisc_t*	disc;
124 	if((Sfio_t*)disc == f) /* special case to get the top discipline */
125 		SFMTXRETURN(f,f->disc);
141 	if(!disc && f->disc && f->disc->disc && f->disc->disc->readf == _dccaread )
156 			if(rv == 0 && f->disc && f->disc->exceptf) /* ask current discipline */
158 				rv = (*f->disc->exceptf)(f, SF_DBUFFER, &n, f->disc);
161 			if(rv == 0 && disc && disc->exceptf) /* ask discipline being pushed */
163 				rv = (*disc->exceptf)(f, SF_DBUFFER, &n, disc);
171 		if((f->mode&SF_READ) && n > 0 && disc && disc->readf )
176 			dcca->disc.readf = _dccaread;
177 			dcca->disc.exceptf = _dccaexcept;
189 	{ for(d = f->disc; d && !d->iof; d = d->disc) ; \
196 	if(disc == SF_POPDISC)
198 		if(!(d = f->disc) )
200 		disc = d->disc;
203 			if((*(d->exceptf))(f,SF_DPOP,(Void_t*)disc,d) < 0 )
207 		f->disc = disc;
214 			d = f->disc;
217 				if( (*(d->exceptf))(f,SF_DPUSH,(Void_t*)disc,d) < 0 )
221 		} while(d != f->disc);
224 		for(; d; d = d->disc)
225 			if(d == disc)
228 		/* set new disc */
230 		{	dcca->disc.disc = f->disc;
231 			disc->disc = &dcca->disc;
233 		else	disc->disc = f->disc;
234 		f->disc = disc;
235 		rdisc = disc;
244 		{	for(d = f->disc; d && !d->iof; d = d->disc) ; \