Mercurial > dropbear
changeset 688:650c41a4909a
Add a few more files in /proc for Linux
| author | Matt Johnston <matt@ucc.asn.au> |
|---|---|
| date | Sat, 30 Jun 2012 22:12:28 +0800 |
| parents | 167fdc091c05 |
| children | c3de235d9506 |
| files | random.c |
| diffstat | 1 files changed, 9 insertions(+), 1 deletions(-) [+] |
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--- a/random.c Fri Jun 29 23:19:43 2012 +0800 +++ b/random.c Sat Jun 30 22:12:28 2012 +0800 @@ -205,10 +205,18 @@ /* A few other sources to fall back on. Add more here for other platforms */ #ifdef __linux__ - /* Seems to be a reasonable source of entropy from timers */ + /* Seems to be a reasonable source of entropy from timers. Possibly hard + * for even local attackers to reproduce */ process_file(&hs, "/proc/timer_list", 0, 0); /* Might help on systems with wireless */ process_file(&hs, "/proc/interrupts", 0, 0); + + /* Mostly network visible but useful in some situations */ + process_file(&hs, "/proc/net/netstat", 0, 0); + process_file(&hs, "/proc/net/dev", 0, 0); + process_file(&hs, "/proc/net/tcp", 0, 0); + /* Also includes interface lo */ + process_file(&hs, "/proc/net/rt_cache", 0, 0); #endif pid = getpid();