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make actions for the remaining RDATA types

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This commit is contained in:
Sven M. Hallberg 2013-01-17 21:58:17 +01:00
parent 4d40940493
commit e6a546b95b
3 changed files with 67 additions and 22 deletions
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48
examples/rr.c
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@ -6,12 +6,28 @@
#define false 0
#define true 1
///
// Validations and Semantic Actions
///
bool validate_null(HParseResult *p) {
if (TT_SEQUENCE != p->ast->token_type)
return false;
return (65536 > p->ast->seq->used);
}
const HParsedToken *act_null(const HParseResult *p) {
dns_rr_null_t *null = H_MAKE(dns_rr_null_t);
size_t len = p->ast->seq->used;
uint8_t *buf = h_arena_malloc(p->arena, sizeof(uint8_t)*len);
for (size_t i=0; i<len; ++i)
buf[i] = p->ast->seq->elements[i]->uint;
return H_MAKE_TOKEN(dns_rr_null_t, null);
}
const HParsedToken *act_txt(const HParseResult *p) {
dns_rr_txt_t *txt = H_MAKE(dns_rr_txt_t);
@ -70,6 +86,38 @@ const HParsedToken* act_wks(const HParseResult *p) {
return H_MAKE_TOKEN(dns_rr_wks_t, wks);
}
const HParsedToken* act_hinfo(const HParseResult *p) {
dns_rr_hinfo_t *hinfo = H_MAKE(dns_rr_hinfo_t);
hinfo->cpu = *H_FIELD(dns_cstr_t, 0);
hinfo->os = *H_FIELD(dns_cstr_t, 1);
return H_MAKE_TOKEN(dns_rr_hinfo_t, hinfo);
}
const HParsedToken* act_minfo(const HParseResult *p) {
dns_rr_minfo_t *minfo = H_MAKE(dns_rr_minfo_t);
minfo->rmailbx = *H_FIELD(dns_domain_t, 0);
minfo->emailbx = *H_FIELD(dns_domain_t, 1);
return H_MAKE_TOKEN(dns_rr_minfo_t, minfo);
}
const HParsedToken* act_mx(const HParseResult *p) {
dns_rr_mx_t *mx = H_MAKE(dns_rr_mx_t);
mx->preference = p->ast->seq->elements[0]->uint;
mx->exchange = *H_FIELD(dns_domain_t, 1);
return H_MAKE_TOKEN(dns_rr_mx_t, mx);
}
///
// Parsers for all types of RDATA
///
#define RDATA_TYPE_MAX 16
const HParser* init_rdata(uint16_t type) {
static const HParser *parsers[RDATA_TYPE_MAX+1];