crypto/rand/rand_egd.c

145     unsigned char egdbuf[2], tempbuf[255], *retrievebuf;
188         egdbuf[0] = 1;
189         egdbuf[1] = bytes < 255 ? bytes : 255;
192             num = write(fd, egdbuf + numbytes, 2 - numbytes);
213             num = read(fd, egdbuf, 1);
234         if (egdbuf[0] == 0)
241         while (numbytes != egdbuf[0]) {
242             num = read(fd, retrievebuf + numbytes, egdbuf[0] - numbytes);
263         ret += egdbuf[0];
264         bytes -= egdbuf[0];
266             RAND_seed(tempbuf, egdbuf[0]);