diff options
Diffstat (limited to 'random/rndlinux.c')
| -rw-r--r-- | random/rndlinux.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/random/rndlinux.c b/random/rndlinux.c index ec140a83..5b84a19c 100644 --- a/random/rndlinux.c +++ b/random/rndlinux.c @@ -71,8 +71,8 @@ open_device ( const char *name ) /* We used to do the following check, however it turned out that this is not portable since more OSes provide a random device which is - sometimes implemented as another device type. - + sometimes implemented as another device type. + struct stat sb; if( fstat( fd, &sb ) ) @@ -133,7 +133,7 @@ _gcry_rndlinux_gather_random (void (*add)(const void*, size_t, fd_set rfds; struct timeval tv; int rc; - + FD_ZERO(&rfds); FD_SET(fd, &rfds); tv.tv_sec = delay; @@ -159,16 +159,16 @@ _gcry_rndlinux_gather_random (void (*add)(const void*, size_t, continue; } - do + do { int nbytes = length < sizeof(buffer)? length : sizeof(buffer); n = read(fd, buffer, nbytes ); - if( n >= 0 && n > nbytes ) + if( n >= 0 && n > nbytes ) { log_error("bogus read from random device (n=%d)\n", n ); n = nbytes; } - } + } while( n == -1 && errno == EINTR ); if ( n == -1 ) log_fatal("read error on random device: %s\n", strerror(errno)); @@ -176,9 +176,9 @@ _gcry_rndlinux_gather_random (void (*add)(const void*, size_t, length -= n; } memset(buffer, 0, sizeof(buffer) ); - + if (any_need_entropy) _gcry_random_progress ("need_entropy", 'X', (int)want, (int)want); - + return 0; /* success */ } |