static int DefaultSaveFunction(const void *element,void *arg, FILE *Outfile)
{
const CHAR_TYPE *str = (const CHAR_TYPE *)element;
size_t len = STRLEN(str);
if (encode_ule128(Outfile, len) <= 0)
return EOF;
len++;
return len == fwrite(str,1,len,Outfile);
}
static int Save(const HashTable *HT,FILE *stream, SaveFunction saveFn,void *arg)
{
HashIndex hix;
HashIndex *hi;
int rv;
int retval=1;
size_t elemsiz;
if (HT == NULL || stream == NULL) {
return NullPtrError("Save");
}
if (saveFn == NULL) {
saveFn = DefaultSaveFunction;
elemsiz = HT->ElementSize;
arg = &elemsiz;
}
if (fwrite(&HashTableGuid,sizeof(guid),1,stream) == 0)
return EOF;
if (fwrite(HT,1,sizeof(HashTable),stream) == 0)
return EOF;
hix.ht = (HashTable *)HT;
hix.index = 0;
hix.This = NULL;
hix.next = NULL;
hi = next(&hix);
if (hi) {
/* Scan the entire table */
do {
rv = encode_ule128(stream, hi->This->klen);
if (rv > 0)
rv = (int)fwrite(hi->This->key,1,hi->This->klen,stream);
if (rv > 0)
rv = (int)saveFn(hi->This->val,arg,stream);
} while (rv > 0 && (hi = next(hi)));
if (rv <= 0) {
retval = (int)rv;
}
}
return retval;
}