static HashTable *Load(FILE *stream, ReadFunction readFn,void *arg)
{
size_t i,len,keybuflen;
HashTable *result=NULL,HT;
char *keybuf=NULL,*valbuf=NULL;
guid Guid;
if (readFn == NULL) {
readFn = DefaultLoadFunction;
arg = &HT.ElementSize;
}
if (fread(&Guid,sizeof(guid),1,stream) == 0) {
iError.RaiseError("iHashTable.Load",CONTAINER_ERROR_FILE_READ);
return NULL;
}
if (memcmp(&Guid,&HashTableGuid,sizeof(guid))) {
iError.RaiseError("iHashTable.Load",CONTAINER_ERROR_WRONGFILE);
return NULL;
}
if (fread(&HT,1,sizeof(HashTable),stream) == 0) {
iError.RaiseError("HashTable.Load",CONTAINER_ERROR_FILE_READ);
return NULL;
}
result = iHashTable.Create(HT.ElementSize);
if (result == NULL)
return NULL;
keybuflen = 4096;
keybuf = malloc(keybuflen);
valbuf = malloc(HT.ElementSize);
result->Flags = HT.Flags;
for (i=0; i< HT.count; i++) {
if (decode_ule128(stream, &len) <= 0) {
err:
iError.RaiseError("iHashTable.Load",CONTAINER_ERROR_FILE_READ);
goto out;
}
if (keybuflen < len) {
void *tmp = realloc(keybuf,len);
if (tmp == NULL) {
iError.RaiseError("iHashTable.Load",CONTAINER_ERROR_NOMEMORY);
goto out;
}
keybuf = tmp;
keybuflen = len;
}
if (fread(keybuf,1,len,stream) == 0) {
goto err;
}
if (readFn(valbuf,arg,stream) == 0) {
goto err;
}
iHashTable.Add(result,keybuf,len,valbuf);
}
out:
if (keybuf) free(keybuf);
if (valbuf) free(valbuf);
return result;
}
static ElementType *Load(FILE *stream, ReadFunction readFn,void *arg)
{
size_t i,len=0;
ElementType *result,SC;
guid Guid;
if (stream == NULL) {
NullPtrError("Load");
return NULL;
}
if (readFn == NULL) {
readFn = DefaultLoadFunction;
arg = &len;
}
if (fread(&Guid,sizeof(guid),1,stream) == 0) {
iError.RaiseError("istrCollection.Load",CONTAINER_ERROR_FILE_READ);
return NULL;
}
if (memcmp(&Guid,&strCollectionGuid,sizeof(guid))) {
iError.RaiseError("istrCollection.Load",CONTAINER_ERROR_WRONGFILE);
return NULL;
}
if (fread(&SC,1,sizeof(ElementType),stream) == 0) {
iError.RaiseError("istrCollection.Load",CONTAINER_ERROR_FILE_READ);
return NULL;
}
result = iElementType.Create(SC.count);
if (result == 0) {
return NULL;
}
result->Flags = SC.Flags;
for (i=0; i< SC.count; i++) {
if (decode_ule128(stream, &len) <= 0) {
goto err;
}
len++;
result->contents[i] = result->Allocator->malloc(len);
if (result->contents[i] == NULL) {
NoMemoryError(result,"Load");
Finalize(result);
return NULL;
}
if (readFn(result->contents[i],arg,stream) <= 0) {
err:
iError.RaiseError("ElementType.Load",CONTAINER_ERROR_FILE_READ);
break;
}
result->count++;
}
return result;
}
