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tidying up the dereferences a bit

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This commit is contained in:
Meredith L. Patterson 2012-05-24 13:36:28 +02:00
parent 13395d8a54
commit 3c51389eaf
1 changed files with 5 additions and 6 deletions
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11
examples/dns.c
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@ -21,17 +21,16 @@ bool validate_label(parse_result_t *p) {
/**
* Every DNS message should have QDCOUNT entries in the question
* section, and ANCOUNT+NSCOUNT+ARCOUNT resource records.
*
*/
bool validate_dns(parse_result_t *p) {
if (TT_SEQUENCE != p->ast->token_type)
return false;
// The header holds the counts as its last 4 elements.
parsed_token_t *header = p->ast->seq->elements[0];
size_t qd = header->seq->elements[8]->uint;
size_t an = header->seq->elements[9]->uint;
size_t ns = header->seq->elements[10]->uint;
size_t ar = header->seq->elements[11]->uint;
parsed_token_t **elems = p->ast->seq->elements[0]->seq->elements;
size_t qd = elems[8]->uint;
size_t an = elems[9]->uint;
size_t ns = elems[10]->uint;
size_t ar = elems[11]->uint;
parsed_token_t *questions = p->ast->seq->elements[1];
if (questions->seq->used != qd)
return false;