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(trunk libT) merge tr_bitfieldTestFast() and tr_bitfieldTest()

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This commit is contained in:
Jordan Lee 2011-03-30 04:23:20 +00:00
parent 3660c44934
commit 210068410d
3 changed files with 2 additions and 25 deletions
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21
libtransmission/bitfield.h
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@ -97,27 +97,6 @@ tr_bitfieldHasNone( const tr_bitfield * b )
return b->bit_count ? ( b->true_count == 0 ) : b->have_none_hint;
}
/** A stripped-down version of bitfieldHas to be used
for speed when you're looping quickly. This version
has none of tr_bitfieldHas()'s safety checks, so you
need to call tr_bitfieldTestFast() first before you
start looping. */
static inline bool
tr_bitfieldHasFast( const tr_bitfield * b, const size_t n )
{
if( tr_bitfieldHasAll( b ) ) return true;
if( tr_bitfieldHasNone( b ) ) return false;
return ( b->bits[n>>3u] << ( n & 7u ) & 0x80 ) != 0;
}
/** @param high the highest nth bit you're going to access */
static inline bool
tr_bitfieldTestFast( const tr_bitfield * b, const size_t high )
{
return ( b != NULL )
&& ( high < b->bit_count );
}
static inline bool
tr_bitfieldHas( const tr_bitfield * b, size_t n )
{

2
libtransmission/peer-mgr.c
View file

@ -1244,8 +1244,6 @@ tr_incrReplicationFromBitfield( Torrent * t, const tr_bitfield * b )
const size_t n = t->tor->info.pieceCount;
assert( replicationExists( t ) );
assert( n == t->pieceReplicationSize );
assert( tr_bitfieldTestFast( b, n-1 ) );
for( i=0; i<n; ++i )
if( tr_bitfieldHas( b, i ) )

4
libtransmission/session.c
View file

@ -1335,7 +1335,7 @@ testTurtleTime( const struct tr_turtle_info * t,
if( minute_of_the_week >= MINUTES_PER_WEEK ) /* leap minutes? */
minute_of_the_week = MINUTES_PER_WEEK - 1;
e = tr_bitfieldHasFast( &t->minutes, minute_of_the_week );
e = tr_bitfieldHas( &t->minutes, minute_of_the_week );
if( enabled != NULL )
*enabled = e;
@ -1343,7 +1343,7 @@ testTurtleTime( const struct tr_turtle_info * t,
{
const size_t prev = minute_of_the_week > 0 ? minute_of_the_week - 1
: MINUTES_PER_WEEK - 1;
*changed = e != tr_bitfieldHasFast( &t->minutes, prev );
*changed = e != tr_bitfieldHas( &t->minutes, prev );
}
}