/*
* order of sections:
*
+ * _string (pap)
* _textdata, _qstring (csp)
* _str (mf,cs)
- * _intstr (mf,cs)
+ * _intstr (mf,csp,cs)
* _manyistr (mf,cs)
* _txt (pa)
* _inaddr (pa,dip,di)
* _mx (pa,di)
* _inthostaddr (mf,cs)
* _ptr (pa)
+ * _strpair (mf,cs)
+ * _intstrpair (mf,cs)
+ * _hinfo (pa)
+ * _mailbox (pap)
+ * _rp (pa)
+ * _soa (pa,mf,cs)
* _flat (mf)
*
* within each section:
*/
/*
+ * _string (pap)
* _textdata, _qstring (csp)
*/
+static adns_status pap_string(const parseinfo *pai, int *cbyte_io, int max,
+ int *len_r, char **str_r) {
+ /* Neither len_r nor str_r may be null.
+ * End of datagram (overrun) is indicated by returning adns_s_invaliddata;
+ */
+ const byte *dgram= pai->dgram;
+ int l, cbyte;
+ char *str;
+
+ cbyte= *cbyte_io;
+
+ if (cbyte >= max) return adns_s_invaliddata;
+ GET_B(cbyte,l);
+ if (cbyte+l > max) return adns_s_invaliddata;
+
+ str= adns__alloc_interim(pai->qu, l+1);
+ if (!str) R_NOMEM;
+
+ str[l]= 0;
+ memcpy(str,dgram+cbyte,l);
+
+ *len_r= l;
+ *str_r= str;
+ *cbyte_io= cbyte+l;
+
+ return adns_s_ok;
+}
+
static adns_status csp_textdata(vbuf *vb, const char *dp, int len) {
unsigned char ch;
char buf[10];
ch= *dp++;
if (ch >= 32 && ch <= 126 && ch != '"' && ch != '\\') {
if (!adns__vbuf_append(vb,&ch,1)) R_NOMEM;
+ } else if (ch == '\\') {
+ CSP_ADDSTR("\\\\");
} else {
- sprintf(buf,"\\%02x",ch);
+ sprintf(buf,"\\x%02x",ch);
CSP_ADDSTR(buf);
}
}
}
/*
- * _intstr (mf,cs)
+ * _intstr (mf,csp,cs)
*/
static void mf_intstr(adns_query qu, void *datap) {
adns__makefinal_str(qu,&rrp->str);
}
-static adns_status cs_intstr(vbuf *vb, const void *datap) {
- const adns_rr_intstr *rrp= datap;
+static adns_status csp_intstr(vbuf *vb, const adns_rr_intstr *rrp) {
char buf[10];
sprintf(buf,"%u ",rrp->i);
return csp_qstring(vb,rrp->str);
}
+static adns_status cs_intstr(vbuf *vb, const void *datap) {
+ const adns_rr_intstr *rrp= datap;
+
+ return csp_intstr(vb,rrp);
+}
+
/*
* _manyistr (mf,cs)
*/
adns_rr_intstr **rrp= datap, *table, *te;
const byte *dgram= pai->dgram;
int ti, tc, l, startbyte;
+ adns_status st;
startbyte= cbyte;
if (cbyte >= max) return adns_s_invaliddata;
while (cbyte < max) {
GET_B(cbyte,l);
cbyte+= l;
+ tc++;
}
if (cbyte != max) return adns_s_invaliddata;
if (!table) R_NOMEM;
for (cbyte=startbyte, ti=0, te=table; ti<tc; ti++, te++) {
- GET_B(cbyte,l);
- te->str= adns__alloc_interim(pai->qu, l+1);
- if (!te->str) R_NOMEM;
- te->str[l]= 0;
- memcpy(te->str,dgram+cbyte,l);
- te->i= l;
+ st= pap_string(pai, &cbyte, max, &te->i, &te->str);
+ if (st) return st;
}
assert(cbyte == max);
return adns_s_ok;
}
+/*
+ * _strpair (mf,cs)
+ */
+
+static void mf_strpair(adns_query qu, void *datap) {
+ adns_rr_strpair *rrp= datap;
+
+ adns__makefinal_str(qu,&rrp->array[0]);
+ adns__makefinal_str(qu,&rrp->array[1]);
+}
+
+static adns_status cs_strpair(vbuf *vb, const void *datap) {
+ const adns_rr_strpair *rrp= datap;
+ adns_status st;
+
+ st= csp_qstring(vb,rrp->array[0]); if (st) return st;
+ CSP_ADDSTR(" ");
+ st= csp_qstring(vb,rrp->array[1]); if (st) return st;
+
+ return adns_s_ok;
+}
+
+/*
+ * _intstrpair (mf,cs)
+ */
+
+static void mf_intstrpair(adns_query qu, void *datap) {
+ adns_rr_intstrpair *rrp= datap;
+
+ adns__makefinal_str(qu,&rrp->array[0].str);
+ adns__makefinal_str(qu,&rrp->array[1].str);
+}
+
+static adns_status cs_intstrpair(vbuf *vb, const void *datap) {
+ const adns_rr_intstrpair *rrp= datap;
+ adns_status st;
+
+ st= csp_intstr(vb,&rrp->array[0]); if (st) return st;
+ CSP_ADDSTR(" ");
+ st= csp_intstr(vb,&rrp->array[1]); if (st) return st;
+
+ return adns_s_ok;
+}
+
+/*
+ * _hinfo (pa)
+ */
+
+static adns_status pa_hinfo(const parseinfo *pai, int cbyte, int max, void *datap) {
+ adns_rr_intstrpair *rrp= datap;
+ adns_status st;
+ int i;
+
+ for (i=0; i<2; i++) {
+ st= pap_string(pai, &cbyte, max, &rrp->array[i].i, &rrp->array[i].str);
+ if (st) return st;
+ }
+
+ if (cbyte != max) return adns_s_invaliddata;
+
+ return adns_s_ok;
+}
+
+/*
+ * _mailbox (pap)
+ */
+
+static adns_status pap_mailbox(const parseinfo *pai, int *cbyte_io, int max,
+ char **mb_r) {
+ return pap_domain(pai, cbyte_io, max, mb_r, pdf_quoteok);
+ /* fixme: mailbox quoting */
+}
+
+/*
+ * _rp (pa)
+ */
+
+static adns_status pa_rp(const parseinfo *pai, int cbyte, int max, void *datap) {
+ adns_rr_strpair *rrp= datap;
+ adns_status st;
+
+ st= pap_mailbox(pai, &cbyte, max, &rrp->array[0]);
+ if (st) return st;
+
+ st= pap_domain(pai, &cbyte, max, &rrp->array[1], pdf_quoteok);
+ if (st) return st;
+
+ if (cbyte != max) return adns_s_invaliddata;
+ return adns_s_ok;
+}
+
+/*
+ * _soa (pa,mf,cs)
+ */
+
+static adns_status pa_soa(const parseinfo *pai, int cbyte, int max, void *datap) {
+ adns_rr_soa *rrp= datap;
+ const byte *dgram= pai->dgram;
+ adns_status st;
+ int msw, lsw, i;
+
+ st= pap_domain(pai, &cbyte, max, &rrp->mname,
+ pai->qu->flags & adns_qf_quoteok_anshost ? pdf_quoteok : 0);
+ if (st) return st;
+
+ st= pap_mailbox(pai, &cbyte, max, &rrp->rname);
+ if (st) return st;
+
+ if (cbyte+20 != max) return adns_s_invaliddata;
+
+ for (i=0; i<5; i++) {
+ GET_W(cbyte,msw);
+ GET_W(cbyte,lsw);
+ (&rrp->serial)[i]= (msw<<16) | lsw;
+ }
+
+ return adns_s_ok;
+}
+
+static void mf_soa(adns_query qu, void *datap) {
+ adns_rr_soa *rrp= datap;
+
+ adns__makefinal_str(qu,&rrp->mname);
+ adns__makefinal_str(qu,&rrp->rname);
+}
+
+static adns_status cs_soa(vbuf *vb, const void *datap) {
+ const adns_rr_soa *rrp= datap;
+ char buf[20];
+ int i;
+ adns_status st;
+
+ st= csp_qstring(vb,rrp->mname); if (st) return st;
+ CSP_ADDSTR(" ");
+ st= csp_qstring(vb,rrp->rname); if (st) return st;
+
+ for (i=0; i<5; i++) {
+ sprintf(buf," %lu",(&rrp->serial)[i]);
+ CSP_ADDSTR(buf);
+ }
+
+ return adns_s_ok;
+}
+
/*
* _flat (mf)
*/
FLAT_TYPE(a, "A", 0, inaddr, pa_inaddr, di_inaddr ),
DEEP_TYPE(ns_raw, "NS", "raw", str, pa_host_raw, 0 ),
DEEP_TYPE(cname, "CNAME", 0, str, pa_host_raw, 0 ),
-#if 0
DEEP_TYPE(soa_raw, "SOA", "raw", soa, pa_soa, 0 ),
-#endif
DEEP_TYPE(ptr_raw, "PTR", "raw", str, pa_host_raw, 0 ),
-#if 0
- DEEP_TYPE(hinfo, "HINFO", 0, strpair, pa_hinfo, 0 ),
-#endif
+ DEEP_TYPE(hinfo, "HINFO", 0, intstrpair, pa_hinfo, 0 ),
DEEP_TYPE(mx_raw, "MX", "raw", intstr, pa_mx_raw, di_mx_raw ),
DEEP_TYPE(txt, "TXT", 0, manyistr, pa_txt, 0 ),
-#if 0
DEEP_TYPE(rp_raw, "RP", "raw", strpair, pa_rp, 0 ),
-#endif
FLAT_TYPE(addr, "A", "addr", addr, pa_addr, di_addr ),
DEEP_TYPE(ns, "NS", "+addr", hostaddr, pa_hostaddr, di_hostaddr ),
DEEP_TYPE(ptr, "PTR","checked", str, pa_ptr, 0 ),
DEEP_TYPE(mx, "MX", "+addr", inthostaddr, pa_mx, di_mx ),
-#if 0
- DEEP_TYPE(soa, "SOA","822", soa, pa_soa, 0 ),
- DEEP_TYPE(rp, "RP", "822", strpair, pa_rp, 0 ),
-#endif /* fixme - implement all types */
+ DEEP_TYPE(soa, "SOA","822", soa, pa_soa, 0 ),
+ DEEP_TYPE(rp, "RP", "822", strpair, pa_rp, 0 ),
};
const typeinfo *adns__findtype(adns_rrtype type) {
~ianmdlvl / adns.git / blobdiff