2 * Handling of the int64 and uint64 types. Done in 32-bit integers,
3 * for (pre-C99) portability. Hopefully once C99 becomes widespread
4 * we can kiss this lot goodbye...
13 uint64 uint64_div10(uint64 x, int *remainder) {
20 * Now we have to add in the remainder left over from x.hi.
23 y.lo += r2 * 2 * (0x80000000 / 10);
24 rem += r2 * 2 * (0x80000000 % 10);
33 void uint64_decimal(uint64 x, char *buffer) {
38 while (x.hi || x.lo) {
39 x = uint64_div10(x, &d);
41 buf[--start] = d + '0';
44 memcpy(buffer, buf+start, sizeof(buf)-start);
45 buffer[sizeof(buf)-start] = '\0';
48 uint64 uint64_make(unsigned long hi, unsigned long lo) {
55 uint64 uint64_add(uint64 x, uint64 y) {
57 x.hi += y.hi + (x.lo < y.lo ? 1 : 0);
61 uint64 uint64_add32(uint64 x, unsigned long y) {
65 return uint64_add(x, yy);