CoreFW  Diff

 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include <stdlib.h>
#include <stdint.h>
#include <string.h>

#include "object.h"
#include "string.h"

struct CFWString {
	CFWObject obj;

	new[str->len + append->len] = 0;

	str->data = new;
	str->len += append->len;

	return true;
}

size_t
cfw_string_find(CFWString *str, CFWString *substr, cfw_range_t range)
{
	size_t i;

	if (range.start > str->len)
		return SIZE_MAX;

	if (range.length == SIZE_MAX)
		range.length = str->len - range.start;

	if (range.start + range.length > str->len || substr->len > range.length)
		return SIZE_MAX;

	for (i = range.start; i <= range.start + range.length - substr->len;
	    i++)
		if (!memcmp(str->data + i, substr->data, substr->len))
			return i;

	return SIZE_MAX;
}

static CFWClass class = {
	.name = "CFWString",
	.size = sizeof(CFWString),
	.ctor = ctor,
	.dtor = dtor,
	.equal = equal,
	.copy = copy
};
CFWClass *cfw_string = &class;