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/optee_os-3.20.0/core/crypto/
A Drng_fortuna.c70 } ring_buffer; variable
185 next_begin = (ring_buffer.begin + 1) % ARRAY_SIZE(ring_buffer.elem); in push_ring_buffer()
189 ring_buffer.elem[next_begin].snum = snum; in push_ring_buffer()
191 ring_buffer.elem[next_begin].dlen = dl; in push_ring_buffer()
206 if (atomic_load_uint(&ring_buffer.begin) == ring_buffer.end) in pop_ring_buffer()
209 next_end = (ring_buffer.end + 1) % ARRAY_SIZE(ring_buffer.elem); in pop_ring_buffer()
211 *snum = ring_buffer.elem[ring_buffer.end].snum; in pop_ring_buffer()
212 *pnum = ring_buffer.elem[ring_buffer.end].pnum; in pop_ring_buffer()
213 dlen = MIN(ring_buffer.elem[ring_buffer.end].dlen, RING_BUF_DATA_SIZE); in pop_ring_buffer()
214 assert(ring_buffer.elem[ring_buffer.end].dlen == dlen); in pop_ring_buffer()
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