libc/gen/getcap.c

92 static char	*toprec;	/* Additional record specified by cgetset() */
150  * Cgetcap searches the capability record buf for the capability cap with
209  * Cgetent extracts the capability record name from the NULL terminated file
213  * -1 if the requested record couldn't be found, -2 if a system error was
243  * pointer to a malloc'ed capability record with all tc= capabilities fully
266 	char *record, *newrecord;
290 	 * Check if we have a top record from cgetset().
293 		if ((record = malloc(topreclen + BFRAG)) == NULL) {
297 		(void)strcpy(record, toprec);	/* XXX: strcpy is safe */
299 		rp = record + topreclen + 1;
306 	if ((record = malloc(BFRAG)) == NULL) {
310 	r_end = record + BFRAG;
313 	 * Loop through database array until finding the record.
331 				free(record);
332 				retval = cdbget(capdbp, &record, name);
334 					/* no record available */
339 				clen = strlen(record);
345 				memmove(cbuf, record, clen + 1);
368 		 * Find the requested capability record ...
377 		 *	There is always room for one more character in record.
378 		 *	R_end always points just past end of record.
379 		 *	Rp always points just past last character in record.
393 			rp = record;
405 							free(record);
455 				 * left in record buffer, try to get
462 					pos = rp - record;
463 					newsize = r_end - record + BFRAG;
464 					newrecord = realloc(record, newsize);
466 						free(record);
472 					record = newrecord;
473 					r_end = record + newsize;
474 					rp = record + pos;
492 			if (*record == '\0' || *record == '#')
496 			 * See if this is the record we want ...
498 			if (cgetmatch(record, name) == 0)
499 				if (nfield == NULL || !nfcmp(nfield, record)) {
513 	 * Got the capability record, but now we have to expand all tc=name
526 		 *	There is room for one more character in record.
527 		 *	R_end points just past end of record.
528 		 *	Rp points just past last character in record.
529 		 *	Scan points at remainder of record that needs to be
532 		scan = record;
563 					free(record);
577 			/* not interested in name field of tc'ed record */
587 			/* make sure interpolated record is `:'-terminated */
596 			 * new record.
603 				pos = rp - record;
604 				newsize = r_end - record + diff + BFRAG;
605 				tcpos = tcstart - record;
606 				tcposend = tcend - record;
607 				newrecord = realloc(record, newsize);
609 					free(record);
616 				record = newrecord;
617 				r_end = record + newsize;
618 				rp = record + pos;
619 				tcstart = record + tcpos;
620 				tcend = record + tcposend;
624 			 * Insert tc'ed record into our record.
646 	*len = rp - record - 1;	/* don't count NUL */
649 		     realloc(record, (size_t)(rp - record))) == NULL) {
650 			free(record);
654 		record = newrecord;
657 	*cap = record;
686 		/* If not an index to another record, leave. */
701  * record buf, -1 if not.
712 	 * Start search at beginning of record.
717 		 * Try to match a record name.
730 		 * Match failed, skip to next name in record.
893 		 * rather than the duplicate entry record.  This is a
907  * capability record pointed to by buf.  A pointer to a decoded, NUL
1041  * capability record pointed to by buf.  The difference between cgetustr()
1125  * capability record pointed to by buf.  The numeric value is returned in
1193  * Compare name field of record.