61 		size_t upper = buffer->size - buffer->first;  in read_from_buffer()  local
62 		size_t lower = length - upper;  in read_from_buffer()
65 			if (user_memcpy(data, buffer->buffer + buffer->first, upper) < B_OK  in read_from_buffer()
66 				|| user_memcpy(data + upper, buffer->buffer, lower) < B_OK)  in read_from_buffer()
69 			memcpy(data, buffer->buffer + buffer->first, upper);  in read_from_buffer()
70 			memcpy(data + upper, buffer->buffer, lower);  in read_from_buffer()
104 		size_t upper = buffer->size - position;  in write_to_buffer()  local
105 		size_t lower = length - upper;  in write_to_buffer()
108 			if (user_memcpy(buffer->buffer + position, data, upper) < B_OK  in write_to_buffer()
109 				|| user_memcpy(buffer->buffer, data + upper, lower) < B_OK)  in write_to_buffer()
112 			memcpy(buffer->buffer + position, data, upper);  in write_to_buffer()
113 			memcpy(buffer->buffer, data + upper, lower);  in write_to_buffer()
260 		size_t upper = buffer->size - offset;  in ring_buffer_peek()  local
261 		size_t lower = length - upper;  in ring_buffer_peek()
263 		memcpy(data, buffer->buffer + offset, upper);  in ring_buffer_peek()
264 		memcpy((uint8*)data + upper, buffer->buffer, lower);  in ring_buffer_peek()
293 	size_t upper = buffer->size - buffer->first;  in ring_buffer_get_vecs()  local
294 	size_t lower = buffer->in - upper;  in ring_buffer_get_vecs()
297 	vecs[0].iov_len = upper;  in ring_buffer_get_vecs()
329 		size_t upper = from->size - from->first;  in ring_buffer_move()  local
330 		size_t lower = length - upper;  in ring_buffer_move()
332 		bytesMoved = ring_buffer_write(to, from->buffer + from->first, upper);  in ring_buffer_move()
333 		if (bytesMoved == upper) {  in ring_buffer_move()
367 		size_t upper = buffer->size - buffer->first;
368 		size_t lower = length - upper;
372 		vecs[0].iov_len = upper;