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allow filtering for indexed values > 255 bytes

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This commit is contained in:
Doug Hoyte
2023-02-05 15:02:36 -05:00
parent 1987c5a669
commit 93ca4b9044
2 changed files with 8 additions and 5 deletions
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11
src/filters.h
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@ -7,9 +7,10 @@
struct FilterSetBytes {
struct Item {
uint16_t offset;
uint8_t size;
uint32_t offset;
uint16_t size;
uint8_t firstByte;
uint8_t padding;
};
std::vector<Item> items;
@ -18,6 +19,8 @@ struct FilterSetBytes {
// Sizes are post-hex decode
FilterSetBytes(const tao::json::value &arrHex, bool hexDecode, size_t minSize, size_t maxSize) {
if (maxSize > std::numeric_limits<uint16_t>::max()) throw herr("filter maxSize too big");
std::vector<std::string> arr;
uint64_t totalSize = 0;
@ -34,11 +37,11 @@ struct FilterSetBytes {
for (const auto &item : arr) {
if (items.size() > 0 && item.starts_with(at(items.size() - 1))) continue; // remove duplicates and redundant prefixes
items.emplace_back(Item{ (uint16_t)buf.size(), (uint8_t)item.size(), (uint8_t)item[0] });
items.emplace_back(Item{ (uint32_t)buf.size(), (uint16_t)item.size(), (uint8_t)item[0] });
buf += item;
}
if (buf.size() > 65535) throw herr("total filter items too large");
if (buf.size() > 1'000'000) throw herr("total filter items too large");
}
std::string at(size_t n) const {