0,0 → 1,169 |
int tp_lua_hash(void const *v,int l) { |
int i,step = (l>>5)+1; |
int h = l + (l >= 4?*(int*)v:0); |
for (i=l; i>=step; i-=step) { |
h = h^((h<<5)+(h>>2)+((unsigned char *)v)[i-1]); |
} |
return h; |
} |
void _tp_dict_free(_tp_dict *self) { |
tp_free(self->items); |
tp_free(self); |
} |
|
/* void _tp_dict_reset(_tp_dict *self) { |
memset(self->items,0,self->alloc*sizeof(tp_item)); |
self->len = 0; |
self->used = 0; |
self->cur = 0; |
}*/ |
|
int tp_hash(TP,tp_obj v) { |
switch (v.type) { |
case TP_NONE: return 0; |
case TP_NUMBER: return tp_lua_hash(&v.number.val,sizeof(tp_num)); |
case TP_STRING: return tp_lua_hash(v.string.val,v.string.len); |
case TP_DICT: return tp_lua_hash(&v.dict.val,sizeof(void*)); |
case TP_LIST: { |
int r = v.list.val->len; int n; for(n=0; n<v.list.val->len; n++) { |
tp_obj vv = v.list.val->items[n]; r += vv.type != TP_LIST?tp_hash(tp,v.list.val->items[n]):tp_lua_hash(&vv.list.val,sizeof(void*)); } return r; |
} |
case TP_FNC: return tp_lua_hash(&v.fnc.info,sizeof(void*)); |
case TP_DATA: return tp_lua_hash(&v.data.val,sizeof(void*)); |
} |
tp_raise(0,"tp_hash(%s)",TP_CSTR(v)); |
} |
|
void _tp_dict_hash_set(TP,_tp_dict *self, int hash, tp_obj k, tp_obj v) { |
tp_item item; |
int i,idx = hash&self->mask; |
for (i=idx; i<idx+self->alloc; i++) { |
int n = i&self->mask; |
if (self->items[n].used > 0) { continue; } |
if (self->items[n].used == 0) { self->used += 1; } |
item.used = 1; |
item.hash = hash; |
item.key = k; |
item.val = v; |
self->items[n] = item; |
self->len += 1; |
return; |
} |
tp_raise(,"_tp_dict_hash_set(%d,%d,%s,%s)",self,hash,TP_CSTR(k),TP_CSTR(v)); |
} |
|
void _tp_dict_tp_realloc(TP,_tp_dict *self,int len) { |
tp_item *items = self->items; |
int i,alloc = self->alloc; |
len = _tp_max(8,len); |
|
self->items = (tp_item*)tp_malloc(len*sizeof(tp_item)); |
self->alloc = len; self->mask = len-1; |
self->len = 0; self->used = 0; |
|
for (i=0; i<alloc; i++) { |
if (items[i].used != 1) { continue; } |
_tp_dict_hash_set(tp,self,items[i].hash,items[i].key,items[i].val); |
} |
tp_free(items); |
} |
|
int _tp_dict_hash_find(TP,_tp_dict *self, int hash, tp_obj k) { |
int i,idx = hash&self->mask; |
for (i=idx; i<idx+self->alloc; i++) { |
int n = i&self->mask; |
if (self->items[n].used == 0) { break; } |
if (self->items[n].used < 0) { continue; } |
if (self->items[n].hash != hash) { continue; } |
if (tp_cmp(tp,self->items[n].key,k) != 0) { continue; } |
return n; |
} |
return -1; |
} |
int _tp_dict_find(TP,_tp_dict *self,tp_obj k) { |
return _tp_dict_hash_find(tp,self,tp_hash(tp,k),k); |
} |
|
void _tp_dict_setx(TP,_tp_dict *self,tp_obj k, tp_obj v) { |
int hash = tp_hash(tp,k); int n = _tp_dict_hash_find(tp,self,hash,k); |
if (n == -1) { |
if (self->len >= (self->alloc/2)) { |
_tp_dict_tp_realloc(tp,self,self->alloc*2); |
} else if (self->used >= (self->alloc*3/4)) { |
_tp_dict_tp_realloc(tp,self,self->alloc); |
} |
_tp_dict_hash_set(tp,self,hash,k,v); |
} else { |
self->items[n].val = v; |
} |
} |
|
void _tp_dict_set(TP,_tp_dict *self,tp_obj k, tp_obj v) { |
_tp_dict_setx(tp,self,k,v); |
tp_grey(tp,k); tp_grey(tp,v); |
} |
|
tp_obj _tp_dict_get(TP,_tp_dict *self,tp_obj k, const char *error) { |
int n = _tp_dict_find(tp,self,k); |
if (n < 0) { |
tp_raise(tp_None,"%s: KeyError: %s\n",error,TP_CSTR(k)); |
} |
return self->items[n].val; |
} |
|
void _tp_dict_del(TP,_tp_dict *self,tp_obj k, const char *error) { |
int n = _tp_dict_find(tp,self,k); |
if (n < 0) { tp_raise(,"%s: KeyError: %s\n",error,TP_CSTR(k)); } |
self->items[n].used = -1; |
self->len -= 1; |
} |
|
_tp_dict *_tp_dict_new(void) { |
_tp_dict *self = (_tp_dict*)tp_malloc(sizeof(_tp_dict)); |
return self; |
} |
tp_obj _tp_dict_copy(TP,tp_obj rr) { |
tp_obj obj = {TP_DICT}; |
_tp_dict *o = rr.dict.val; |
_tp_dict *r = _tp_dict_new(); |
*r = *o; r->gci = 0; |
r->items = (tp_item*)tp_malloc(sizeof(tp_item)*o->alloc); |
memcpy(r->items,o->items,sizeof(tp_item)*o->alloc); |
obj.dict.val = r; |
return tp_track(tp,obj); |
} |
|
int _tp_dict_next(TP,_tp_dict *self) { |
if (!self->len) { tp_raise(0,"_tp_dict_next(...)",0); } |
while (1) { |
self->cur = ((self->cur + 1) & self->mask); |
if (self->items[self->cur].used > 0) { |
return self->cur; |
} |
} |
} |
|
tp_obj tp_merge(TP) { |
tp_obj self = TP_OBJ(); |
tp_obj v = TP_OBJ(); |
int i; for (i=0; i<v.dict.val->len; i++) { |
int n = _tp_dict_next(tp,v.dict.val); |
_tp_dict_set(tp,self.dict.val, |
v.dict.val->items[n].key,v.dict.val->items[n].val); |
} |
return tp_None; |
} |
|
volatile tp_obj tp_dict(TP) { |
tp_obj r = {TP_DICT}; |
r.dict.val = _tp_dict_new(); |
return tp ? tp_track(tp,r) : r; |
} |
|
tp_obj tp_dict_n(TP,int n, tp_obj* argv) { |
tp_obj r = tp_dict(tp); |
int i; for (i=0; i<n; i++) { tp_set(tp,r,argv[i*2],argv[i*2+1]); } |
return r; |
} |
|
|