Spexeah/Asuro
Spexeah/Asuro
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Hashmap new & newEx

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git-svn-id: https://spexeah.com:8443/svn/Asuro@1311 6dbc8c32-bb84-406f-8558-d1cf31a0ab0c
This commit is contained in:
kieron 2020-07-18 00:34:30 +00:00
parent e89b2e05b3
commit 06c50df49d
2 changed files with 17 additions and 16 deletions
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25
src/include/hashmap.pas
View File

@ -22,7 +22,12 @@ type
Table : DPHashItem;
end;
function new(size : uint32) : PHashMap;
const
HASHMAP_DEFAULT_SIZE = 16;
HASHMAP_DEFAULT_LOADFACTOR = 0.75;
function new : PHashMap;
function newEx(size : uint32; loadFactor : Single) : PHashMap;
procedure add(map : PHashMap; key : pchar; value : void);
function get(map : PHashMap; key : pchar) : void;
procedure delete(map : PHashMap; key : pchar; freeItem : boolean);
@ -66,22 +71,15 @@ var
c : uint32;
begin
tracer.push_trace('hashmap.putItem.1');
ExistingItem:= table[idx];
tracer.push_trace('hashmap.putItem.2');
if ExistingItem = nil then begin
tracer.push_trace('hashmap.putItem.3');
table[idx]:= item;
end else begin
tracer.push_trace('hashmap.putItem.4');
c:=0;
while ExistingItem^.Next <> nil do begin
tracer.push_trace('hashmap.putItem.5');
ExistingItem:= ExistingItem^.Next;
end;
tracer.push_trace('hashmap.putItem.6');
ExistingItem^.Next:= item;
tracer.push_trace('hashmap.putItem.6');
end;
end;
@ -182,7 +180,7 @@ begin
end;
end;
function new(size : uint32) : PHashMap;
function newEx(size : uint32; loadFactor : Single) : PHashMap;
var
Map : PHashMap;
i : uint32;
@ -191,12 +189,17 @@ begin
Map:= PHashMap(kalloc(sizeof(THashMap)));
Map^.size:= size;
Map^.Table:= DPHashItem(Kalloc(sizeof(PHashItem) * Size));
Map^.LoadFactor:= 0.75;
Map^.LoadFactor:= loadFactor;
Map^.Count:= 0;
for i:=0 to size-1 do begin
Map^.Table[i]:= nil;
end;
new:= Map;
newEx:= Map;
end;
function new : PHashMap;
begin
new:= newEx(HASHMAP_DEFAULT_SIZE, HASHMAP_DEFAULT_LOADFACTOR);
end;
procedure delete(map : PHashMap; key : pchar; freeItem : boolean);

8
src/kernel.pas
View File

@ -212,7 +212,7 @@ begin
{ Bus Drivers }
tracer.push_trace('kmain.BUSDRV');
console.outputln('KERNEL', 'BUS DRIVERS: INIT BEGIN.');
//USB.init();
USB.init();
pci.init();
console.outputln('KERNEL', 'BUS DRIVERS: INIT END.');
@ -240,11 +240,11 @@ begin
writestringln(' ');
tracer.push_trace('kmain.END');
rand.srand((getDateTime.Seconds SHR 24) OR (getDateTime.Minutes SHR 16) OR (getDateTime.Hours SHR 8) OR (getDateTime.Day));
rand.srand((getDateTime.Seconds SHL 24) OR (getDateTime.Minutes SHL 16) OR (getDateTime.Hours SHL 8) OR (getDateTime.Day));
tracer.push_trace('kmain.TICK');
HM:= hashmap.new(16);
HM:= hashmap.newEx(16, 0.1);
hashmap.add(HM, 'testificate', void(1));
hashmap.add(HM, 'asuro', void(10));
hashmap.add(HM, 'myfirstos', void(100));
@ -280,9 +280,7 @@ begin
hashmap.add(HM, 'Laptop', void(50000000));
hashmap.add(HM, 'Salmon', void(500000000));
hashmap.add(HM, 'OnionBurger', void(60));
hashmap.printmap(HM);
writeintln(uint32(hashmap.get(HM, 'Ana')));
// Testing getting into userspace