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| author | Alex Xu (Hello71) <alex_y_xu@yahoo.ca> | 2018-08-08 18:51:17 -0400 |
|---|---|---|
| committer | Alex Xu (Hello71) <alex_y_xu@yahoo.ca> | 2018-08-08 18:51:17 -0400 |
| commit | c076dcdfcf8e69b26e44c8a71297769743eb0f4e (patch) | |
| tree | 7ad6d687091592da573048d0340eace5fee84371 | |
| parent | efe17de3a254ed932cd2c8f2d79fca42ec375ba6 (diff) | |
| download | random-seed-c076dcdfcf8e69b26e44c8a71297769743eb0f4e.tar.xz random-seed-c076dcdfcf8e69b26e44c8a71297769743eb0f4e.zip | |
Use /dev/random instead of /dev/urandom
| -rw-r--r-- | random-seed.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/random-seed.c b/random-seed.c index defcd5f..385d4f5 100644 --- a/random-seed.c +++ b/random-seed.c @@ -240,14 +240,14 @@ static bool load(FILE *seed_file) { credit_entropy = false; } - int urandom_fd = open("/dev/urandom", O_RDWR, 0); - if (urandom_fd == -1) { - perror("error opening /dev/urandom"); + int random_fd = open("/dev/random", O_RDWR, 0); + if (random_fd == -1) { + perror("error opening /dev/random"); exit(5); } if (credit_entropy) { - if (ioctl(urandom_fd, RNDADDENTROPY, &rpi) == -1) { + if (ioctl(random_fd, RNDADDENTROPY, &rpi) == -1) { perror("ioctl(RNDADDENTROPY)"); if (errno == EPERM) { fputs("Continuing without crediting entropy.\n", stderr); @@ -257,8 +257,8 @@ static bool load(FILE *seed_file) { } if (!credit_entropy) { - if (write(urandom_fd, &rpi.buf, RAND_POOL_SIZE) != RAND_POOL_SIZE) { - fputs("error writing entropy to /dev/urandom\n", stderr); + if (write(random_fd, &rpi.buf, RAND_POOL_SIZE) != RAND_POOL_SIZE) { + fputs("error writing entropy to /dev/random\n", stderr); exit(5); } } |