napcok/calamares
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[libcalamares] Simplify filling the entropy buffer

Browse Source
This commit is contained in:
Adriaan de Groot 2021-09-21 12:02:26 +02:00
parent a393ffe126
commit ada13c19fd
1 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
src/libcalamares/utils/Entropy.cpp
View File

@ -18,15 +18,17 @@
CalamaresUtils::EntropySource
CalamaresUtils::getEntropy( int size, QByteArray& b )
{
constexpr const char filler = char( 0xcb );
b.fill( filler );
b.clear();
if ( size < 1 )
{
return EntropySource::None;
}
b.resize( size );
b.fill( filler, size );
char* buffer = b.data();
std::fill( buffer, buffer + size, 0xcb );
qint64 readSize = 0;
QFile urandom( "/dev/urandom" );