Differential D16983 Diff 49358 head/sys/dev/random/random_harvestq.c

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Show First 20 Lines • Show All 408 Lines • ▼ Show 20 Lines	if (keyfile != NULL) {
/* Trim the size. If the admin has a file with a funny size, we lose some. Tough. */		/* Trim the size. If the admin has a file with a funny size, we lose some. Tough. */
size -= (size % sizeof(event.he_entropy));		size -= (size % sizeof(event.he_entropy));
if (data != NULL && size != 0) {		if (data != NULL && size != 0) {
for (i = 0; i < size; i += sizeof(event.he_entropy)) {		for (i = 0; i < size; i += sizeof(event.he_entropy)) {
count = sizeof(event.he_entropy);		count = sizeof(event.he_entropy);
event.he_somecounter = (uint32_t)get_cyclecount();		event.he_somecounter = (uint32_t)get_cyclecount();
event.he_size = count;		event.he_size = count;
event.he_source = RANDOM_CACHED;		event.he_source = RANDOM_CACHED;
event.he_destination = harvest_context.hc_destination[0]++;		event.he_destination =
		harvest_context.hc_destination[RANDOM_CACHED]++;
memcpy(event.he_entropy, data + i, sizeof(event.he_entropy));		memcpy(event.he_entropy, data + i, sizeof(event.he_entropy));
random_harvestq_fast_process_event(&event);		random_harvestq_fast_process_event(&event);
explicit_bzero(&event, sizeof(event));		explicit_bzero(&event, sizeof(event));
}		}
explicit_bzero(data, size);		explicit_bzero(data, size);
if (bootverbose)		if (bootverbose)
printf("random: read %zu bytes from preloaded cache\n", size);		printf("random: read %zu bytes from preloaded cache\n", size);
} else		} else
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