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track remaining length while decoding qpack header block #13361

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Merged
JosiahWI merged 1 commit into from
Jul 7, 2026
Merged

track remaining length while decoding qpack header block #13361

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7 changes: 5 additions & 2 deletions src/proxy/http3/QPACK.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -923,6 +923,7 @@ QPACK::_decode_header(const uint8_t *header_block, size_t header_block_len, HTTP
return -1;
}
pos += ret;
remain_len -= ret;
uint16_t largest_reference = tmp;

uint64_t delta_base_index;
Expand All @@ -939,7 +940,8 @@ QPACK::_decode_header(const uint8_t *header_block, size_t header_block_len, HTTP
} else {
base_index = largest_reference + delta_base_index;
}
pos += ret;
pos += ret;
remain_len -= ret;

uint32_t decoded_header_list_size = 0;

Expand Down Expand Up @@ -969,7 +971,8 @@ QPACK::_decode_header(const uint8_t *header_block, size_t header_block_len, HTTP
break;
}

pos += ret;
pos += ret;
remain_len -= ret;
}

return ret;
Expand Down