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| author | Werner Koch <wk@gnupg.org> | 2013-12-11 16:59:41 +0100 |
|---|---|---|
| committer | Werner Koch <wk@gnupg.org> | 2013-12-11 17:01:15 +0100 |
| commit | cd548ba2dc777b8b27d8d33182ba733c20222120 (patch) | |
| tree | 58b2151b8e12bf23958e946554de4fd0ee86ee97 /src/global.c | |
| parent | eae1e7712e1b687bd77eb37d0eb505fc9d46d93c (diff) | |
| download | libgcrypt-cd548ba2dc777b8b27d8d33182ba733c20222120.tar.gz | |
random: Add a feature to close device file descriptors.
* src/gcrypt.h.in (GCRYCTL_CLOSE_RANDOM_DEVICE): New.
* src/global.c (_gcry_vcontrol): Call _gcry_random_close_fds.
* random/random.c (_gcry_random_close_fds): New.
* random/random-csprng.c (_gcry_rngcsprng_close_fds): New.
* random/random-fips.c (_gcry_rngfips_close_fds): New.
* random/random-system.c (_gcry_rngsystem_close_fds): New.
* random/rndlinux.c (open_device): Add arg retry.
(_gcry_rndlinux_gather_random): Add mode to close open fds.
* tests/random.c (check_close_random_device): New.
(main): Call new test.
Signed-off-by: Werner Koch <wk@gnupg.org>
Diffstat (limited to 'src/global.c')
| -rw-r--r-- | src/global.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/global.c b/src/global.c index 8521e589..8a5d3100 100644 --- a/src/global.c +++ b/src/global.c @@ -540,6 +540,10 @@ _gcry_vcontrol (enum gcry_ctl_cmds cmd, va_list arg_ptr) _gcry_use_random_daemon (!! va_arg (arg_ptr, int)); break; + case GCRYCTL_CLOSE_RANDOM_DEVICE: + _gcry_random_close_fds (); + break; + /* This command dumps information pertaining to the configuration of libgcrypt to the given stream. It may be used before the initialization has been finished but not |