qboolean Q_STShrink(stable_t *st, size_t newSize) {
assert(st->st != NULL);
// make sure that this is a valid resize
if (newSize > MIN_SIZE && newSize < st->size) {
// pack the string table into the smallest possible footprint
int32_t size = nfst_pack((struct nfst_StringTable *)st->st);
// if the string table can fit into
if (size <= newSize) {
void *new_one = NULL;
if ((new_one = Z_Realloc(st->st, newSize)) != NULL) {
st->st = new_one;
st->size = newSize;
nfst_grow((struct nfst_StringTable *)st->st, st->size);
return true;
}
}
// if it got here the allocation didn't change
// either it's not small enough, or realloc failed
// either way, expand the string table back to fit the allocation
nfst_grow((struct nfst_StringTable *)st->st, st->size);
}
return false;
}
int32_t Q_STAutoPack(stable_t *st) {
int32_t size;
assert(st->st != NULL);
size = nfst_pack((struct nfst_StringTable *)st->st);
if (size <= st->size) {
void *new_one = NULL;
if ((new_one = Z_Realloc(st->st, size)) != NULL) {
st->st = new_one;
st->size = size;
return size;
}
}
// if the reallocation failed, expand the string table again
nfst_grow((struct nfst_StringTable *)st->st, st->size);
return st->size;
}
qboolean Q_STGrow(stable_t *st, size_t newSize) {
assert(st->st != NULL);
// check to see if it's a valid size
if (newSize > st->size && newSize > MIN_SIZE) {
void *new_one = NULL;
// try to reallocate it into the larger size
if ((new_one = Z_Realloc(st->st, newSize)) != NULL) {
// if that succeeds, save the size and grow the string table
st->st = new_one;
st->size = newSize;
nfst_grow((struct nfst_StringTable *)st->st, newSize);
return true;
}
}
// leave everything untouched
return false;
}
int32_t Q_STRegister(stable_t *st, const char *string) {
int result = nfst_to_symbol((struct nfst_StringTable *)st->st, string);
if (result == NFST_STRING_TABLE_FULL && st->heap) {
void *new_one = NULL;
int newsize = st->size * 2;
if ((new_one = Z_Realloc(st->st, newsize)) != NULL) {
st->st = new_one;
st->size = newsize;
nfst_grow((struct nfst_StringTable *)st->st, newsize);
result = nfst_to_symbol((struct nfst_StringTable *)st->st, string);
}
}
if (result == NFST_STRING_TABLE_FULL) {
Com_Printf(S_COLOR_RED"Error: could not register string: %s\n",string);
}
return result;
}
// Adds the string `s` to the config data and returns its reference.
nfcd_loc nfcd_add_string(struct ConfigData **cdp, const char *s)
{
struct ConfigData *cd = *cdp;
struct nfst_StringTable *st = STRINGTABLE(cd);
int sym = nfst_to_symbol(st, s);
while (sym < 0) {
int string_bytes = cd->total_bytes - cd->allocated_bytes;
int new_string_bytes = string_bytes * 2;
int new_total_bytes = cd->allocated_bytes + new_string_bytes;
cd = (ConfigData*)cd->realloc(cd->realloc_user_data, cd, cd->total_bytes, new_total_bytes, __FILE__, __LINE__);
cd->total_bytes = new_total_bytes;
st = STRINGTABLE(cd);
nfst_grow(st, new_string_bytes);
sym = nfst_to_symbol(st, s);
*cdp = cd;
}
return MAKE_LOC(NFCD_TYPE_STRING, sym);
}
