U_CAPI Resource U_EXPORT2
res_getArrayItem(const ResourceData *pResData, Resource array, int32_t indexR) {
uint32_t offset=RES_GET_OFFSET(array);
U_ASSERT(indexR>=0); /* to ensure the index is not negative */
switch(RES_GET_TYPE(array)) {
case URES_ARRAY: {
if (offset!=0) { /* empty if offset==0 */
const int32_t *p= pResData->pRoot+offset;
if(indexR<*p) {
return (Resource)p[1+indexR];
}
}
break;
}
case URES_ARRAY16: {
const uint16_t *p=pResData->p16BitUnits+offset;
if(indexR<*p) {
return URES_MAKE_RESOURCE(URES_STRING_V2, p[1+indexR]);
}
break;
}
default:
break;
}
return RES_BOGUS;
}
U_CAPI Resource U_EXPORT2
res_getArrayItem(const ResourceData * pResData, Resource array, int32_t indexR)
{
uint32_t offset = RES_GET_OFFSET(array);
switch (RES_GET_TYPE(array))
{
case URES_ARRAY:
{
const int32_t * p = offset == 0 ? &gEmpty32 : pResData->pRoot + offset;
if (indexR < *p)
{
return (Resource)p[1 + indexR];
}
break;
}
case URES_ARRAY16:
{
const uint16_t * p = pResData->p16BitUnits + offset;
if (indexR < *p)
{
return URES_MAKE_RESOURCE(URES_STRING_V2, p[1 + indexR]);
}
break;
}
default:
break;
}
return RES_BOGUS;
}
U_CAPI Resource U_EXPORT2
res_getTableItemByIndex(const ResourceData * pResData, Resource table,
int32_t indexR, const char ** key)
{
uint32_t offset = RES_GET_OFFSET(table);
int32_t length;
switch (RES_GET_TYPE(table))
{
case URES_TABLE:
{
const uint16_t * p = offset == 0 ? &gEmpty16 : (const uint16_t *)(pResData->pRoot + offset);
length = *p++;
if (indexR < length)
{
const Resource * p32 = (const Resource *)(p + length + (~length & 1));
if (key != NULL)
{
*key = RES_GET_KEY16(pResData, p[indexR]);
}
return p32[indexR];
}
break;
}
case URES_TABLE16:
{
const uint16_t * p = pResData->p16BitUnits + offset;
length = *p++;
if (indexR < length)
{
if (key != NULL)
{
*key = RES_GET_KEY16(pResData, p[indexR]);
}
return URES_MAKE_RESOURCE(URES_STRING_V2, p[length + indexR]);
}
break;
}
case URES_TABLE32:
{
const int32_t * p = offset == 0 ? &gEmpty32 : pResData->pRoot + offset;
length = *p++;
if (indexR < length)
{
if (key != NULL)
{
*key = RES_GET_KEY32(pResData, p[indexR]);
}
return (Resource)p[length + indexR];
}
break;
}
default:
break;
}
return RES_BOGUS;
}
U_CAPI Resource U_EXPORT2
res_getTableItemByKey(const ResourceData * pResData, Resource table,
int32_t * indexR, const char ** key)
{
uint32_t offset = RES_GET_OFFSET(table);
int32_t length;
int32_t idx;
if (key == NULL || *key == NULL)
{
return RES_BOGUS;
}
switch (RES_GET_TYPE(table))
{
case URES_TABLE:
{
const uint16_t * p = offset == 0 ? &gEmpty16 : (const uint16_t *)(pResData->pRoot + offset);
length = *p++;
*indexR = idx = _res_findTableItem(pResData, p, length, *key, key);
if (idx >= 0)
{
const Resource * p32 = (const Resource *)(p + length + (~length & 1));
return p32[idx];
}
break;
}
case URES_TABLE16:
{
const uint16_t * p = pResData->p16BitUnits + offset;
length = *p++;
*indexR = idx = _res_findTableItem(pResData, p, length, *key, key);
if (idx >= 0)
{
return URES_MAKE_RESOURCE(URES_STRING_V2, p[length + idx]);
}
break;
}
case URES_TABLE32:
{
const int32_t * p = offset == 0 ? &gEmpty32 : pResData->pRoot + offset;
length = *p++;
*indexR = idx = _res_findTable32Item(pResData, p, length, *key, key);
if (idx >= 0)
{
return (Resource)p[length + idx];
}
break;
}
default:
break;
}
return RES_BOGUS;
}
