eth/filters: enforce the limit of topics and sub-topics #662
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commit ethereum/go-ethereum@e38b9f1. Currently, geth's will return `[]` for any `len(topics) > 4` log filter. The EVM only supports up to four logs, via LOG4 opcode, so larger criterias fail. This change makes the filter query exit early in those cases.
commit ethereum/go-ethereum@ef5ac3f. This PR adds a limit of 1000 to the "inner" topics in a filter-criteria
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commit ethereum/go-ethereum@e38b9f1.
Currently, geth's will return
[]for anylen(topics) > 4log filter. TheEVM only supports up to four logs, via LOG4 opcode, so larger criterias fail.
This change makes the filter query exit early in those cases.
commit ethereum/go-ethereum@ef5ac3f.
This PR adds a limit of 1000 to the "inner" topics in a filter-criteria.