Function pqGetInt

src/interfaces/libpq/fe-misc.c:223–253

* pqGetInt * read a 2 or 4 byte integer and convert from network byte order * to local byte order */

 *	to local byte order
 */
int
pqGetInt(int *result, size_t bytes, PGconn *conn)
{
	uint16		tmp2;
	uint32		tmp4;

	switch (bytes)
	{
		case 2:
			if (conn->inCursor + 2 > conn->inEnd)
				return EOF;
			memcpy(&tmp2, conn->inBuffer + conn->inCursor, 2);
			conn->inCursor += 2;
			*result = (int) pg_ntoh16(tmp2);
			break;
		case 4:
			if (conn->inCursor + 4 > conn->inEnd)
				return EOF;
			memcpy(&tmp4, conn->inBuffer + conn->inCursor, 4);
			conn->inCursor += 4;
			*result = (int) pg_ntoh32(tmp4);
			break;
		default:
			pqInternalNotice(&conn->noticeHooks,
							 "integer of size %lu not supported by pqGetInt",
							 (unsigned long) bytes);
			return EOF;
	}

	return 0;
}

int64
pqGetInt64(int64 *result, PGconn *conn)