Cross Reference: /bind-9.11.3/lib/isc/unix/entropy.c

Lines Matching refs:source
66 get_from_filesource(isc_entropysource_t *source, isc_uint32_t desired) {
67 	isc_entropy_t *ent = source->ent;
69 	int fd = source->sources.file.handle;
73 	if (source->bad)
98 	source->sources.file.handle = -1;
99 	source->bad = ISC_TRUE;
106 get_from_usocketsource(isc_entropysource_t *source, isc_uint32_t desired) {
107 	isc_entropy_t *ent = source->ent;
109 	int fd = source->sources.usocket.handle;
112 	size_t sz_to_recv = source->sources.usocket.sz_to_recv;
114 	if (source->bad)
124 		switch ( source->sources.usocket.status ) {
134 			source->sources.usocket.status =
149 				source->sources.usocket.status =
154 			source->sources.usocket.status =
188 			source->sources.usocket.status =
191 			source->sources.usocket.sz_to_recv = sz_to_recv;
214 			source->sources.usocket.sz_to_recv -= n;
216 			source->sources.usocket.status =
230 	source->bad = ISC_TRUE;
231 	source->sources.usocket.status = isc_usocketsource_disconnected;
232 	source->sources.usocket.handle = -1;
239  * Poll each source, trying to get data from it to stuff into the entropy
248 	isc_entropysource_t *source;
301 	 * Poll each file source to see if we can read anything useful from
315 	source = ent->nextsource;
325 		switch ( source->type ) {
327 			got = get_from_filesource(source, remaining);
331 			got = get_from_usocketsource(source, remaining);
339 		source = ISC_LIST_NEXT(source, link);
340 		if (source == NULL)
341 			source = ISC_LIST_HEAD(ent->sources);
343 	ent->nextsource = source;
355 	 * check to see if we have a callback source.  If so, call them.
357 	source = ISC_LIST_HEAD(ent->sources);
358 	while ((remaining != 0) && (source != NULL)) {
363 		if (source->type == ENTROPY_SOURCETYPE_CALLBACK)
364 			got = get_from_callback(source, remaining, blocking);
372 		source = ISC_LIST_NEXT(source, link);
384 	isc_entropysource_t *source;
394 	source = ISC_LIST_HEAD(ent->sources);
395 	while (source != NULL) {
396 		if (source->type == ENTROPY_SOURCETYPE_FILE) {
397 			fd = source->sources.file.handle;
403 		if (source->type == ENTROPY_SOURCETYPE_USOCKET) {
404 			fd = source->sources.usocket.handle;
406 				switch (source->sources.usocket.status) {
423 		source = ISC_LIST_NEXT(source, link);
437 destroyfilesource(isc_entropyfilesource_t *source) {
438 	(void)close(source->handle);
442 destroyusocketsource(isc_entropyusocketsource_t *source) {
443 	close(source->handle);
487 	isc_entropysource_t *source;
502 	 * the program to look at an actual FIFO as its source of
551 	source = isc_mem_get(ent->mctx, sizeof(isc_entropysource_t));
552 	if (source == NULL) {
560 	source->magic = SOURCE_MAGIC;
561 	source->ent = ent;
562 	source->total = 0;
563 	source->bad = ISC_FALSE;
564 	memset(source->name, 0, sizeof(source->name));
565 	ISC_LINK_INIT(source, link);
567 		source->sources.usocket.handle = fd;
569 			source->sources.usocket.status =
572 			source->sources.usocket.status =
574 		source->sources.usocket.sz_to_recv = 0;
575 		source->type = ENTROPY_SOURCETYPE_USOCKET;
577 		source->sources.file.handle = fd;
578 		source->type = ENTROPY_SOURCETYPE_FILE;
584 	ISC_LIST_APPEND(ent->sources, source, link);