Commit f2377dd4 authored by Pavel Vainerman's avatar Pavel Vainerman

CycleStorage minor fixes: code style and other...

parent 4e4a16d1
......@@ -83,21 +83,19 @@ bool CycleStorage::findHead()
/*! - */
head=0;
/*! , */
while(r - l > 1)
while( (r-l)>1 )
{
mid = (l+r)/2;
fseek(file,seekpos+mid*full_size,0);
fread(jrn,full_size,1,file);
iter++;
if(jrn->status==0)
if( jrn->status==0 )
r = mid;
else l=mid;
}
if(r<size)
{
tail=r-1;
else
l = mid;
}
else tail=size-1;
tail = (r<size) ? (r-1) : (size-1);
}
else
{
......@@ -105,7 +103,8 @@ bool CycleStorage::findHead()
/*! i 2-, 4-, 2-, 4-
*/
i=jrn->status-jrn->status%2;
if(i==2) j=4; else j=2;
j = (i==2) ? 4 : 2;
while((jrn->status!=1)&&(jrn->status!=6)&&(r - l > 1))
{
mid = (l+r)/2;
......@@ -123,17 +122,19 @@ bool CycleStorage::findHead()
}
else
{
delete[] jrn;
return false;
}
}
if(r<size)
head=r;
else head=size-1;
head = (r<size) ? r : (size-1);
/*! 1 , .. , */
tail=head-1;
if(tail<0) tail=size-1;
}
delete jrn;
delete[] jrn;
return true;
}
......@@ -242,7 +243,7 @@ bool CycleStorage::addRow(void* str)
filewrite(jrn,0);
head=0;
tail=0;
delete jrn;
delete[] jrn;
return true;
}
if(head==tail)
......@@ -250,7 +251,7 @@ bool CycleStorage::addRow(void* str)
jrn->status=2;
filewrite(jrn,1);
tail=1;
delete jrn;
delete[] jrn;
return true;
}
fseek(file,seekpos+tail*full_size,0);
......@@ -259,8 +260,7 @@ bool CycleStorage::addRow(void* str)
/*! 2, 3 -> 2; 4, 5 -> 4
*/
if((jrn->status==2)||(jrn->status==3)) i=2;
else i=4;
i = ((jrn->status==2)||(jrn->status==3)) ? 2 : 4;
/*! ,
2->4, 4->2
......@@ -270,10 +270,10 @@ bool CycleStorage::addRow(void* str)
{
fseek(file,seekpos,0);
tail=0;
if(i==2) i=4;
else i=2;
i = (i==2) ? 4 : 2;
}
else tail++;
fread(jrn,full_size,1,file);
memcpy(valPointer(jrn),str,inf_size);
if(jrn->status==0)
......@@ -297,7 +297,7 @@ bool CycleStorage::addRow(void* str)
else jrn->status=1;
filewrite(jrn,head);
}
delete jrn;
delete[] jrn;
return true;
}
......@@ -317,19 +317,19 @@ bool CycleStorage::delRow(int row)
{
jrn->status=6;
filewrite(jrn,i);
delete jrn;
delete[] jrn;
return true;
}
if(jrn->status==2) j=3;
else if(jrn->status==4) j=5;
else
{
delete jrn;
delete[] jrn;
return false;
}
jrn->status=j;
filewrite(jrn,i);
delete jrn;
delete[] jrn;
return true;
}
......@@ -352,7 +352,7 @@ bool CycleStorage::delAllRows()
}
fflush(file);
head=tail=-1;
delete jrn;
delete[] jrn;
return true;
}
......@@ -374,10 +374,10 @@ void* CycleStorage::readRow(int num, void* str)
if((jrn->status==1)||(jrn->status==2)||(jrn->status==4))
{
memcpy(str,valPointer(jrn),inf_size);
delete jrn;
delete[] jrn;
return str;
}
delete jrn;
delete[] jrn;
return NULL;
}
......
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