diff --git a/diff-delta.c b/diff-delta.c
index fd9b37f4910e95faac206339e23b05312ba3a52d..b2ae7b5e6c3b4aa409ccfa60f67d5c8eb1690504 100644 (file)
--- a/diff-delta.c
+++ b/diff-delta.c
top = to_buf + to_size;
/* store reference buffer size */
- orig = out + outpos++;
- *orig = i = 0;
- do {
- if (from_size & 0xff) {
- *orig |= (1 << i);
- out[outpos++] = from_size;
- }
- i++;
- from_size >>= 8;
- } while (from_size);
+ out[outpos++] = from_size;
+ from_size >>= 7;
+ while (from_size) {
+ out[outpos - 1] |= 0x80;
+ out[outpos++] = from_size;
+ from_size >>= 7;
+ }
/* store target buffer size */
- orig = out + outpos++;
- *orig = i = 0;
- do {
- if (to_size & 0xff) {
- *orig |= (1 << i);
- out[outpos++] = to_size;
- }
- i++;
- to_size >>= 8;
- } while (to_size);
+ out[outpos++] = to_size;
+ to_size >>= 7;
+ while (to_size) {
+ out[outpos - 1] |= 0x80;
+ out[outpos++] = to_size;
+ to_size >>= 7;
+ }
inscnt = 0;
moff = 0;
*orig = i;
}
- /* next time around the largest possible output is 1 + 4 + 3 */
if (max_size && outpos > max_size) {
free(out);
delta_cleanup(&bdf);
return NULL;
}
+
+ /* next time around the largest possible output is 1 + 4 + 3 */
if (outpos > outsize - 8) {
void *tmp = out;
outsize = outsize * 3 / 2;