Age | Commit message (Collapse) | Author | Files | Lines | |
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2014-06-03 | fix some validation checks in dns response parsing code | Rich Felker | 1 | -2/+3 | |
since the buffer passed always has an actual size of 512 bytes, the maximum possible response packet size, no out-of-bounds access was possible; however, reading past the end of the valid portion of the packet could cause the parser to attempt to process junk as answer content. | |||||
2014-06-02 | switch standard resolver functions to use the new dns backend | Rich Felker | 1 | -0/+31 | |
this is the third phase of the "resolver overhaul" project. this commit removes all of the old dns code, and switches the __lookup_name backend (used by getaddrinfo, etc.) and the getnameinfo function to use the newly implemented __res_mkquery and __res_msend interfaces. for parsing the results, a new callback-based __dns_parse function, based on __dns_get_rr from the old dns code, is used. |