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Merge pull request #153 from dionrhys/read-urandom-unbuffered

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Ensure reads from /dev/urandom are unbuffered
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Tim Angus 2015-09-07 13:00:23 +01:00
commit ed845a57c6
1 changed files with 2 additions and 0 deletions
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2
code/sys/sys_unix.c
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@ -123,6 +123,8 @@ qboolean Sys_RandomBytes( byte *string, int len )
if( !fp ) if( !fp )
return qfalse; return qfalse;
setvbuf( fp, NULL, _IONBF, 0 ); // don't buffer reads from /dev/urandom
if( fread( string, sizeof( byte ), len, fp ) != len ) if( fread( string, sizeof( byte ), len, fp ) != len )
{ {
fclose( fp ); fclose( fp );