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Bug fixes for the brotli encoder and decoder.

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This commit is contained in:
Zoltan Szabadka
2014-01-06 16:01:57 +01:00
parent b89f3be40b
commit 40955ce409
4 changed files with 85 additions and 58 deletions
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brotli/enc/hash.h
+6 -2
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@@ -205,7 +205,9 @@ class HashLongestMatch {
continue;
}
prev_ix &= ring_buffer_mask;
if (data[cur_ix_masked + best_len] != data[prev_ix + best_len]) {
if (cur_ix_masked + best_len > ring_buffer_mask ||
prev_ix + best_len > ring_buffer_mask ||
data[cur_ix_masked + best_len] != data[prev_ix + best_len]) {
continue;
}
const size_t len =
@@ -277,7 +279,9 @@ class HashLongestMatch {
break;
}
prev_ix &= ring_buffer_mask;
if (data[cur_ix_masked + best_len] != data[prev_ix + best_len]) {
if (cur_ix_masked + best_len > ring_buffer_mask ||
prev_ix + best_len > ring_buffer_mask ||
data[cur_ix_masked + best_len] != data[prev_ix + best_len]) {
continue;
}
const size_t len =