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slashing condition subdomain "like address" hardened

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Ricardo Guilherme Schmidt 2018-08-30 09:55:33 -03:00 committed by Barry G
parent c35a987d84
commit ef33af9ea5
1 changed files with 1 additions and 5 deletions
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6
contracts/registry/ENSSubdomainRegistry.sol
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@ -207,13 +207,9 @@ contract ENSSubdomainRegistry is Controlled {
external
{
bytes memory subdomain = bytes(_subdomain);
require(subdomain.length > 7, "Too small to look like an address.");
require(subdomain.length > 12, "Too small to look like an address.");
require(subdomain[0] == byte("0"), "First character need to be 0");
require(subdomain[1] == byte("x"), "Second character need to be x");
for(uint i = 2; i < 7; i++){
byte b = subdomain[i];
require((b >= 48 && b <= 57) || (b >= 97 && b <= 102), "Does not look like an address");
}
slashSubdomain(subdomain, _domainHash);
}