X-Git-Url: https://git.saurik.com/apple/network_cmds.git/blobdiff_plain/f1dee6ae4f09d06db1e14c8be5091eb1b0d7347b..a3cc5c72831f0e0465ddce1886b29357f9257121:/unbound/pythonmod/interface.i diff --git a/unbound/pythonmod/interface.i b/unbound/pythonmod/interface.i deleted file mode 100644 index 4f1a25f..0000000 --- a/unbound/pythonmod/interface.i +++ /dev/null @@ -1,916 +0,0 @@ -/* - * interface.i: unbound python module - */ - -%module unboundmodule -%{ -/** - * \file - * This is the interface between the unbound server and a python module - * called to perform operations on queries. - */ - #include - #include - #include - #include - #include - #include "config.h" - #include "util/log.h" - #include "util/module.h" - #include "util/netevent.h" - #include "util/regional.h" - #include "util/config_file.h" - #include "util/data/msgreply.h" - #include "util/data/packed_rrset.h" - #include "util/data/dname.h" - #include "util/storage/lruhash.h" - #include "services/cache/dns.h" - #include "services/mesh.h" - #include "ldns/wire2str.h" - #include "ldns/str2wire.h" - #include "ldns/pkthdr.h" -%} - -%include "stdint.i" // uint_16_t can be known type now - -%inline %{ - //converts [len][data][len][data][0] string to a List of labels (PyStrings) - PyObject* GetNameAsLabelList(const char* name, int len) { - PyObject* list; - int cnt=0, i; - - i = 0; - while (i < len) { - i += name[i] + 1; - cnt++; - } - - list = PyList_New(cnt); - i = 0; cnt = 0; - while (i < len) { - PyList_SetItem(list, cnt, PyBytes_FromStringAndSize(name + i + 1, name[i])); - i += name[i] + 1; - cnt++; - } - return list; - } -%} - -/* ************************************************************************************ * - Structure query_info - * ************************************************************************************ */ -/* Query info */ -%ignore query_info::qname; -%ignore query_info::qname_len; - - -struct query_info { - %immutable; - char* qname; - size_t qname_len; - uint16_t qtype; - uint16_t qclass; - %mutable; -}; - -%inline %{ - enum enum_rr_class { - RR_CLASS_IN = 1, - RR_CLASS_CH = 3, - RR_CLASS_HS = 4, - RR_CLASS_NONE = 254, - RR_CLASS_ANY = 255, - }; - - enum enum_rr_type { - RR_TYPE_A = 1, - RR_TYPE_NS = 2, - RR_TYPE_MD = 3, - RR_TYPE_MF = 4, - RR_TYPE_CNAME = 5, - RR_TYPE_SOA = 6, - RR_TYPE_MB = 7, - RR_TYPE_MG = 8, - RR_TYPE_MR = 9, - RR_TYPE_NULL = 10, - RR_TYPE_WKS = 11, - RR_TYPE_PTR = 12, - RR_TYPE_HINFO = 13, - RR_TYPE_MINFO = 14, - RR_TYPE_MX = 15, - RR_TYPE_TXT = 16, - RR_TYPE_RP = 17, - RR_TYPE_AFSDB = 18, - RR_TYPE_X25 = 19, - RR_TYPE_ISDN = 20, - RR_TYPE_RT = 21, - RR_TYPE_NSAP = 22, - RR_TYPE_NSAP_PTR = 23, - RR_TYPE_SIG = 24, - RR_TYPE_KEY = 25, - RR_TYPE_PX = 26, - RR_TYPE_GPOS = 27, - RR_TYPE_AAAA = 28, - RR_TYPE_LOC = 29, - RR_TYPE_NXT = 30, - RR_TYPE_EID = 31, - RR_TYPE_NIMLOC = 32, - RR_TYPE_SRV = 33, - RR_TYPE_ATMA = 34, - RR_TYPE_NAPTR = 35, - RR_TYPE_KX = 36, - RR_TYPE_CERT = 37, - RR_TYPE_A6 = 38, - RR_TYPE_DNAME = 39, - RR_TYPE_SINK = 40, - RR_TYPE_OPT = 41, - RR_TYPE_APL = 42, - RR_TYPE_DS = 43, - RR_TYPE_SSHFP = 44, - RR_TYPE_IPSECKEY = 45, - RR_TYPE_RRSIG = 46, - RR_TYPE_NSEC = 47, - RR_TYPE_DNSKEY = 48, - RR_TYPE_DHCID = 49, - RR_TYPE_NSEC3 = 50, - RR_TYPE_NSEC3PARAMS = 51, - RR_TYPE_UINFO = 100, - RR_TYPE_UID = 101, - RR_TYPE_GID = 102, - RR_TYPE_UNSPEC = 103, - RR_TYPE_TSIG = 250, - RR_TYPE_IXFR = 251, - RR_TYPE_AXFR = 252, - RR_TYPE_MAILB = 253, - RR_TYPE_MAILA = 254, - RR_TYPE_ANY = 255, - RR_TYPE_DLV = 32769, - }; - - PyObject* _get_qname(struct query_info* q) { - return PyBytes_FromStringAndSize((char*)q->qname, q->qname_len); - } - - PyObject* _get_qname_components(struct query_info* q) { - return GetNameAsLabelList((const char*)q->qname, q->qname_len); - } -%} - -%inline %{ - PyObject* dnameAsStr(const char* dname) { - char buf[LDNS_MAX_DOMAINLEN+1]; - buf[0] = '\0'; - dname_str((uint8_t*)dname, buf); - return PyString_FromString(buf); - } -%} - -%extend query_info { - %pythoncode %{ - def _get_qtype_str(self): return sldns_wire2str_type(self.qtype) - __swig_getmethods__["qtype_str"] = _get_qtype_str - if _newclass:qtype_str = _swig_property(_get_qtype_str) - - def _get_qclass_str(self): return sldns_wire2str_class(self.qclass) - __swig_getmethods__["qclass_str"] = _get_qclass_str - if _newclass:qclass_str = _swig_property(_get_qclass_str) - - __swig_getmethods__["qname"] = _unboundmodule._get_qname - if _newclass:qname = _swig_property(_unboundmodule._get_qname) - - __swig_getmethods__["qname_list"] = _unboundmodule._get_qname_components - if _newclass:qname_list = _swig_property(_unboundmodule._get_qname_components) - - def _get_qname_str(self): return dnameAsStr(self.qname) - __swig_getmethods__["qname_str"] = _get_qname_str - if _newclass:qname_str = _swig_property(_get_qname_str) - %} -} - -/* ************************************************************************************ * - Structure packed_rrset_key - * ************************************************************************************ */ -%ignore packed_rrset_key::dname; -%ignore packed_rrset_key::dname_len; - -/* RRsets */ -struct packed_rrset_key { - %immutable; - char* dname; - size_t dname_len; - uint32_t flags; - uint16_t type; //rrset type in network format - uint16_t rrset_class; //rrset class in network format - %mutable; -}; - -//This subroutine converts values between the host and network byte order. -//Specifically, ntohs() converts 16-bit quantities from network byte order to host byte order. -uint16_t ntohs(uint16_t netshort); - -%inline %{ - PyObject* _get_dname(struct packed_rrset_key* k) { - return PyBytes_FromStringAndSize((char*)k->dname, k->dname_len); - } - PyObject* _get_dname_components(struct packed_rrset_key* k) { - return GetNameAsLabelList((char*)k->dname, k->dname_len); - } -%} - -%extend packed_rrset_key { - %pythoncode %{ - def _get_type_str(self): return sldns_wire2str_type(_unboundmodule.ntohs(self.type)) - __swig_getmethods__["type_str"] = _get_type_str - if _newclass:type_str = _swig_property(_get_type_str) - - def _get_class_str(self): return sldns_wire2str_class(_unboundmodule.ntohs(self.rrset_class)) - __swig_getmethods__["rrset_class_str"] = _get_class_str - if _newclass:rrset_class_str = _swig_property(_get_class_str) - - __swig_getmethods__["dname"] = _unboundmodule._get_dname - if _newclass:dname = _swig_property(_unboundmodule._get_dname) - - __swig_getmethods__["dname_list"] = _unboundmodule._get_dname_components - if _newclass:dname_list = _swig_property(_unboundmodule._get_dname_components) - - def _get_dname_str(self): return dnameAsStr(self.dname) - __swig_getmethods__["dname_str"] = _get_dname_str - if _newclass:dname_str = _swig_property(_get_dname_str) - %} -} - -#if defined(SWIGWORDSIZE64) -typedef long int rrset_id_t; -#else -typedef long long int rrset_id_t; -#endif - -struct ub_packed_rrset_key { - struct lruhash_entry entry; - rrset_id_t id; - struct packed_rrset_key rk; -}; - -struct lruhash_entry { - lock_rw_t lock; - struct lruhash_entry* overflow_next; - struct lruhash_entry* lru_next; - struct lruhash_entry* lru_prev; - hashvalue_t hash; - void* key; - struct packed_rrset_data* data; -}; - -%ignore packed_rrset_data::rr_len; -%ignore packed_rrset_data::rr_ttl; -%ignore packed_rrset_data::rr_data; - -struct packed_rrset_data { - uint32_t ttl; //TTL (in seconds like time()) - - size_t count; //number of rrs - size_t rrsig_count; //number of rrsigs - - enum rrset_trust trust; - enum sec_status security; - - size_t* rr_len; //length of every rr's rdata - uint32_t *rr_ttl; //ttl of every rr - uint8_t** rr_data; //array of pointers to every rr's rdata; The rr_data[i] rdata is stored in uncompressed wireformat. -}; - -%pythoncode %{ - class RRSetData_RRLen: - def __init__(self, obj): self.obj = obj - def __getitem__(self, index): return _unboundmodule._get_data_rr_len(self.obj, index) - def __len__(self): return obj.count + obj.rrsig_count - class RRSetData_RRTTL: - def __init__(self, obj): self.obj = obj - def __getitem__(self, index): return _unboundmodule._get_data_rr_ttl(self.obj, index) - def __setitem__(self, index, value): _unboundmodule._set_data_rr_ttl(self.obj, index, value) - def __len__(self): return obj.count + obj.rrsig_count - class RRSetData_RRData: - def __init__(self, obj): self.obj = obj - def __getitem__(self, index): return _unboundmodule._get_data_rr_data(self.obj, index) - def __len__(self): return obj.count + obj.rrsig_count -%} - -%inline %{ - PyObject* _get_data_rr_len(struct packed_rrset_data* d, int idx) { - if ((d != NULL) && (idx >= 0) && - ((size_t)idx < (d->count+d->rrsig_count))) - return PyInt_FromLong(d->rr_len[idx]); - return Py_None; - } - void _set_data_rr_ttl(struct packed_rrset_data* d, int idx, uint32_t ttl) - { - if ((d != NULL) && (idx >= 0) && - ((size_t)idx < (d->count+d->rrsig_count))) - d->rr_ttl[idx] = ttl; - } - PyObject* _get_data_rr_ttl(struct packed_rrset_data* d, int idx) { - if ((d != NULL) && (idx >= 0) && - ((size_t)idx < (d->count+d->rrsig_count))) - return PyInt_FromLong(d->rr_ttl[idx]); - return Py_None; - } - PyObject* _get_data_rr_data(struct packed_rrset_data* d, int idx) { - if ((d != NULL) && (idx >= 0) && - ((size_t)idx < (d->count+d->rrsig_count))) - return PyBytes_FromStringAndSize((char*)d->rr_data[idx], - d->rr_len[idx]); - return Py_None; - } -%} - -%extend packed_rrset_data { - %pythoncode %{ - def _get_data_rr_len(self): return RRSetData_RRLen(self) - __swig_getmethods__["rr_len"] = _get_data_rr_len - if _newclass:rr_len = _swig_property(_get_data_rr_len) - def _get_data_rr_ttl(self): return RRSetData_RRTTL(self) - __swig_getmethods__["rr_ttl"] =_get_data_rr_ttl - if _newclass:rr_len = _swig_property(_get_data_rr_ttl) - def _get_data_rr_data(self): return RRSetData_RRData(self) - __swig_getmethods__["rr_data"] = _get_data_rr_data - if _newclass:rr_len = _swig_property(_get_data_rr_data) - %} -} - -/* ************************************************************************************ * - Structure reply_info - * ************************************************************************************ */ -/* Messages */ -%ignore reply_info::rrsets; -%ignore reply_info::ref; - -struct reply_info { - uint16_t flags; - uint16_t qdcount; - uint32_t ttl; - uint32_t prefetch_ttl; - - uint16_t authoritative; - enum sec_status security; - - size_t an_numrrsets; - size_t ns_numrrsets; - size_t ar_numrrsets; - size_t rrset_count; // an_numrrsets + ns_numrrsets + ar_numrrsets - - struct ub_packed_rrset_key** rrsets; - struct rrset_ref ref[1]; //? -}; - -struct rrset_ref { - struct ub_packed_rrset_key* key; - rrset_id_t id; -}; - -struct dns_msg { - struct query_info qinfo; - struct reply_info *rep; -}; - -%pythoncode %{ - class ReplyInfo_RRSet: - def __init__(self, obj): self.obj = obj - def __getitem__(self, index): return _unboundmodule._rrset_rrsets_get(self.obj, index) - def __len__(self): return obj.rrset_count - - class ReplyInfo_Ref: - def __init__(self, obj): self.obj = obj - def __getitem__(self, index): return _unboundmodule._rrset_ref_get(self.obj, index) - def __len__(self): return obj.rrset_count -%} - -%inline %{ - struct ub_packed_rrset_key* _rrset_rrsets_get(struct reply_info* r, int idx) { - if ((r != NULL) && (idx >= 0) && ((size_t)idx < r->rrset_count)) - return r->rrsets[idx]; - return NULL; - } - - struct rrset_ref* _rrset_ref_get(struct reply_info* r, int idx) { - if ((r != NULL) && (idx >= 0) && ((size_t)idx < r->rrset_count)) { -//printf("_rrset_ref_get: %lX key:%lX\n", r->ref + idx, r->ref[idx].key); - return &(r->ref[idx]); -// return &(r->ref[idx]); - } -//printf("_rrset_ref_get: NULL\n"); - return NULL; - } -%} - -%extend reply_info { - %pythoncode %{ - def _rrset_ref_get(self): return ReplyInfo_Ref(self) - __swig_getmethods__["ref"] = _rrset_ref_get - if _newclass:ref = _swig_property(_rrset_ref_get) - - def _rrset_rrsets_get(self): return ReplyInfo_RRSet(self) - __swig_getmethods__["rrsets"] = _rrset_rrsets_get - if _newclass:rrsets = _swig_property(_rrset_rrsets_get) - %} -} - -/* ************************************************************************************ * - Structure mesh_state - * ************************************************************************************ */ -struct mesh_state { - struct mesh_reply* reply_list; -}; - -struct mesh_reply { - struct mesh_reply* next; - struct comm_reply query_reply; -}; - -struct comm_reply { - -}; - -%inline %{ - - PyObject* _comm_reply_addr_get(struct comm_reply* reply) { - char dest[64]; - reply_addr2str(reply, dest, 64); - if (dest[0] == 0) - return Py_None; - return PyString_FromString(dest); - } - - PyObject* _comm_reply_family_get(struct comm_reply* reply) { - - int af = (int)((struct sockaddr_in*) &(reply->addr))->sin_family; - - switch(af) { - case AF_INET: return PyString_FromString("ip4"); - case AF_INET6: return PyString_FromString("ip6"); - case AF_UNIX: return PyString_FromString("unix"); - } - - return Py_None; - } - - PyObject* _comm_reply_port_get(struct comm_reply* reply) { - uint16_t port; - port = ntohs(((struct sockaddr_in*)&(reply->addr))->sin_port); - return PyInt_FromLong(port); - } - -%} - -%extend comm_reply { - %pythoncode %{ - def _addr_get(self): return _comm_reply_addr_get(self) - __swig_getmethods__["addr"] = _addr_get - if _newclass:addr = _swig_property(_addr_get) - - def _port_get(self): return _comm_reply_port_get(self) - __swig_getmethods__["port"] = _port_get - if _newclass:port = _swig_property(_port_get) - - def _family_get(self): return _comm_reply_family_get(self) - __swig_getmethods__["family"] = _family_get - if _newclass:family = _swig_property(_family_get) - %} -} -/* ************************************************************************************ * - Structure module_qstate - * ************************************************************************************ */ -%ignore module_qstate::ext_state; -%ignore module_qstate::minfo; - -/* Query state */ -struct module_qstate { - struct query_info qinfo; - uint16_t query_flags; //See QF_BIT_xx constants - int is_priming; - - struct comm_reply* reply; - struct dns_msg* return_msg; - int return_rcode; - struct regional* region; /* unwrapped */ - - int curmod; - - enum module_ext_state ext_state[MAX_MODULE]; - void* minfo[MAX_MODULE]; - - struct module_env* env; /* unwrapped */ - struct mesh_state* mesh_info; -}; - -%constant int MODULE_COUNT = MAX_MODULE; - -%constant int QF_BIT_CD = 0x0010; -%constant int QF_BIT_AD = 0x0020; -%constant int QF_BIT_Z = 0x0040; -%constant int QF_BIT_RA = 0x0080; -%constant int QF_BIT_RD = 0x0100; -%constant int QF_BIT_TC = 0x0200; -%constant int QF_BIT_AA = 0x0400; -%constant int QF_BIT_QR = 0x8000; - -%inline %{ - enum enum_return_rcode { - RCODE_NOERROR = 0, - RCODE_FORMERR = 1, - RCODE_SERVFAIL = 2, - RCODE_NXDOMAIN = 3, - RCODE_NOTIMPL = 4, - RCODE_REFUSED = 5, - RCODE_YXDOMAIN = 6, - RCODE_YXRRSET = 7, - RCODE_NXRRSET = 8, - RCODE_NOTAUTH = 9, - RCODE_NOTZONE = 10 - }; -%} - -%pythoncode %{ - class ExtState: - def __init__(self, obj): self.obj = obj - def __str__(self): - return ", ".join([_unboundmodule.strextstate(_unboundmodule._ext_state_get(self.obj,a)) for a in range(0, _unboundmodule.MODULE_COUNT)]) - def __getitem__(self, index): return _unboundmodule._ext_state_get(self.obj, index) - def __setitem__(self, index, value): _unboundmodule._ext_state_set(self.obj, index, value) - def __len__(self): return _unboundmodule.MODULE_COUNT -%} - -%inline %{ - enum module_ext_state _ext_state_get(struct module_qstate* q, int idx) { - if ((q != NULL) && (idx >= 0) && (idx < MAX_MODULE)) { - return q->ext_state[idx]; - } - return 0; - } - - void _ext_state_set(struct module_qstate* q, int idx, enum module_ext_state state) { - if ((q != NULL) && (idx >= 0) && (idx < MAX_MODULE)) { - q->ext_state[idx] = state; - } - } -%} - -%extend module_qstate { - %pythoncode %{ - def set_ext_state(self, id, state): - """Sets the ext state""" - _unboundmodule._ext_state_set(self, id, state) - - def __ext_state_get(self): return ExtState(self) - __swig_getmethods__["ext_state"] = __ext_state_get - if _newclass:ext_state = _swig_property(__ext_state_get)#, __ext_state_set) - %} -} - -/* ************************************************************************************ * - Structure config_strlist - * ************************************************************************************ */ -struct config_strlist { - struct config_strlist* next; - char* str; -}; - -/* ************************************************************************************ * - Structure config_str2list - * ************************************************************************************ */ -struct config_str2list { - struct config_str2list* next; - char* str; - char* str2; -}; - -/* ************************************************************************************ * - Structure config_file - * ************************************************************************************ */ -struct config_file { - int verbosity; - int stat_interval; - int stat_cumulative; - int stat_extended; - int num_threads; - int port; - int do_ip4; - int do_ip6; - int do_udp; - int do_tcp; - int outgoing_num_ports; - size_t outgoing_num_tcp; - size_t incoming_num_tcp; - int* outgoing_avail_ports; - size_t msg_buffer_size; - size_t msg_cache_size; - size_t msg_cache_slabs; - size_t num_queries_per_thread; - size_t jostle_time; - size_t rrset_cache_size; - size_t rrset_cache_slabs; - int host_ttl; - size_t infra_cache_slabs; - size_t infra_cache_numhosts; - char* target_fetch_policy; - int if_automatic; - int num_ifs; - char **ifs; - int num_out_ifs; - char **out_ifs; - struct config_strlist* root_hints; - struct config_stub* stubs; - struct config_stub* forwards; - struct config_strlist* donotqueryaddrs; - struct config_str2list* acls; - int donotquery_localhost; - int harden_short_bufsize; - int harden_large_queries; - int harden_glue; - int harden_dnssec_stripped; - int harden_referral_path; - int use_caps_bits_for_id; - struct config_strlist* private_address; - struct config_strlist* private_domain; - size_t unwanted_threshold; - char* chrootdir; - char* username; - char* directory; - char* logfile; - char* pidfile; - int use_syslog; - int hide_identity; - int hide_version; - char* identity; - char* version; - char* module_conf; - struct config_strlist* trust_anchor_file_list; - struct config_strlist* trust_anchor_list; - struct config_strlist* trusted_keys_file_list; - char* dlv_anchor_file; - struct config_strlist* dlv_anchor_list; - int max_ttl; - int32_t val_date_override; - int bogus_ttl; - int val_clean_additional; - int val_permissive_mode; - char* val_nsec3_key_iterations; - size_t key_cache_size; - size_t key_cache_slabs; - size_t neg_cache_size; - struct config_str2list* local_zones; - struct config_strlist* local_zones_nodefault; - struct config_strlist* local_data; - int remote_control_enable; - struct config_strlist* control_ifs; - int control_port; - char* server_key_file; - char* server_cert_file; - char* control_key_file; - char* control_cert_file; - int do_daemonize; - char* python_script; -}; - -/* ************************************************************************************ * - Enums - * ************************************************************************************ */ -%rename ("MODULE_STATE_INITIAL") "module_state_initial"; -%rename ("MODULE_WAIT_REPLY") "module_wait_reply"; -%rename ("MODULE_WAIT_MODULE") "module_wait_module"; -%rename ("MODULE_WAIT_SUBQUERY") "module_wait_subquery"; -%rename ("MODULE_ERROR") "module_error"; -%rename ("MODULE_FINISHED") "module_finished"; - -enum module_ext_state { - module_state_initial = 0, - module_wait_reply, - module_wait_module, - module_wait_subquery, - module_error, - module_finished -}; - -%rename ("MODULE_EVENT_NEW") "module_event_new"; -%rename ("MODULE_EVENT_PASS") "module_event_pass"; -%rename ("MODULE_EVENT_REPLY") "module_event_reply"; -%rename ("MODULE_EVENT_NOREPLY") "module_event_noreply"; -%rename ("MODULE_EVENT_CAPSFAIL") "module_event_capsfail"; -%rename ("MODULE_EVENT_MODDONE") "module_event_moddone"; -%rename ("MODULE_EVENT_ERROR") "module_event_error"; - -enum module_ev { - module_event_new = 0, - module_event_pass, - module_event_reply, - module_event_noreply, - module_event_capsfail, - module_event_moddone, - module_event_error -}; - -enum sec_status { - sec_status_unchecked = 0, - sec_status_bogus, - sec_status_indeterminate, - sec_status_insecure, - sec_status_secure -}; - -enum verbosity_value { - NO_VERBOSE = 0, - VERB_OPS, - VERB_DETAIL, - VERB_QUERY, - VERB_ALGO -}; - -%constant uint16_t PKT_QR = 1; /* QueRy - query flag */ -%constant uint16_t PKT_AA = 2; /* Authoritative Answer - server flag */ -%constant uint16_t PKT_TC = 4; /* TrunCated - server flag */ -%constant uint16_t PKT_RD = 8; /* Recursion Desired - query flag */ -%constant uint16_t PKT_CD = 16; /* Checking Disabled - query flag */ -%constant uint16_t PKT_RA = 32; /* Recursion Available - server flag */ -%constant uint16_t PKT_AD = 64; /* Authenticated Data - server flag */ - -%{ -int checkList(PyObject *l) -{ - PyObject* item; - int i; - - if (l == Py_None) - return 1; - - if (PyList_Check(l)) - { - for (i=0; i < PyList_Size(l); i++) - { - item = PyList_GetItem(l, i); - if (!PyString_Check(item)) - return 0; - } - return 1; - } - - return 0; -} - -int pushRRList(sldns_buffer* qb, PyObject *l, uint32_t default_ttl, int qsec, - size_t count_offset) -{ - PyObject* item; - int i; - size_t len; - - for (i=0; i < PyList_Size(l); i++) - { - item = PyList_GetItem(l, i); - - len = sldns_buffer_remaining(qb); - if(qsec) { - if(sldns_str2wire_rr_question_buf(PyString_AsString(item), - sldns_buffer_current(qb), &len, NULL, NULL, 0, NULL, 0) - != 0) - return 0; - } else { - if(sldns_str2wire_rr_buf(PyString_AsString(item), - sldns_buffer_current(qb), &len, NULL, default_ttl, - NULL, 0, NULL, 0) != 0) - return 0; - } - sldns_buffer_skip(qb, len); - - sldns_buffer_write_u16_at(qb, count_offset, - sldns_buffer_read_u16_at(qb, count_offset)+1); - } - return 1; -} - -int set_return_msg(struct module_qstate* qstate, - const char* rr_name, sldns_rr_type rr_type, sldns_rr_class rr_class , uint16_t flags, uint32_t default_ttl, - PyObject* question, PyObject* answer, PyObject* authority, PyObject* additional) -{ - sldns_buffer *qb = 0; - int res = 1; - size_t l; - uint16_t PKT_QR = 1; - uint16_t PKT_AA = 2; - uint16_t PKT_TC = 4; - uint16_t PKT_RD = 8; - uint16_t PKT_CD = 16; - uint16_t PKT_RA = 32; - uint16_t PKT_AD = 64; - - if ((!checkList(question)) || (!checkList(answer)) || (!checkList(authority)) || (!checkList(additional))) - return 0; - if ((qb = sldns_buffer_new(LDNS_RR_BUF_SIZE)) == 0) return 0; - - /* write header */ - sldns_buffer_write_u16(qb, 0); /* ID */ - sldns_buffer_write_u16(qb, 0); /* flags */ - sldns_buffer_write_u16(qb, 1); /* qdcount */ - sldns_buffer_write_u16(qb, 0); /* ancount */ - sldns_buffer_write_u16(qb, 0); /* nscount */ - sldns_buffer_write_u16(qb, 0); /* arcount */ - if ((flags&PKT_QR)) LDNS_QR_SET(sldns_buffer_begin(qb)); - if ((flags&PKT_AA)) LDNS_AA_SET(sldns_buffer_begin(qb)); - if ((flags&PKT_TC)) LDNS_TC_SET(sldns_buffer_begin(qb)); - if ((flags&PKT_RD)) LDNS_RD_SET(sldns_buffer_begin(qb)); - if ((flags&PKT_CD)) LDNS_CD_SET(sldns_buffer_begin(qb)); - if ((flags&PKT_RA)) LDNS_RA_SET(sldns_buffer_begin(qb)); - if ((flags&PKT_AD)) LDNS_AD_SET(sldns_buffer_begin(qb)); - - /* write the query */ - l = sldns_buffer_remaining(qb); - if(sldns_str2wire_dname_buf(rr_name, sldns_buffer_current(qb), &l) != 0) { - sldns_buffer_free(qb); - return 0; - } - sldns_buffer_skip(qb, l); - if (rr_type == 0) { rr_type = LDNS_RR_TYPE_A; } - if (rr_class == 0) { rr_class = LDNS_RR_CLASS_IN; } - sldns_buffer_write_u16(qb, rr_type); - sldns_buffer_write_u16(qb, rr_class); - - /* write RR sections */ - if(res && !pushRRList(qb, question, default_ttl, 1, LDNS_QDCOUNT_OFF)) - res = 0; - if(res && !pushRRList(qb, answer, default_ttl, 0, LDNS_ANCOUNT_OFF)) - res = 0; - if(res && !pushRRList(qb, authority, default_ttl, 0, LDNS_NSCOUNT_OFF)) - res = 0; - if(res && !pushRRList(qb, additional, default_ttl, 0, LDNS_ARCOUNT_OFF)) - res = 0; - - if (res) res = createResponse(qstate, qb); - - if (qb) sldns_buffer_free(qb); - return res; -} -%} - -int set_return_msg(struct module_qstate* qstate, - const char* rr_name, int rr_type, int rr_class , uint16_t flags, uint32_t default_ttl, - PyObject* question, PyObject* answer, PyObject* authority, PyObject* additional); - -%pythoncode %{ - class DNSMessage: - def __init__(self, rr_name, rr_type, rr_class = RR_CLASS_IN, query_flags = 0, default_ttl = 0): - """Query flags is a combination of PKT_xx contants""" - self.rr_name = rr_name - self.rr_type = rr_type - self.rr_class = rr_class - self.default_ttl = default_ttl - self.query_flags = query_flags - self.question = [] - self.answer = [] - self.authority = [] - self.additional = [] - - def set_return_msg(self, qstate): - """Returns 1 if OK""" - status = _unboundmodule.set_return_msg(qstate, self.rr_name, self.rr_type, self.rr_class, - self.query_flags, self.default_ttl, - self.question, self.answer, self.authority, self.additional) - - if (status) and (PKT_AA & self.query_flags): - qstate.return_msg.rep.authoritative = 1 - - return status - -%} -/* ************************************************************************************ * - Functions - * ************************************************************************************ */ - -// Various debuging functions -void verbose(enum verbosity_value level, const char* format, ...); -void log_info(const char* format, ...); -void log_err(const char* format, ...); -void log_warn(const char* format, ...); -void log_hex(const char* msg, void* data, size_t length); -void log_dns_msg(const char* str, struct query_info* qinfo, struct reply_info* rep); -void log_query_info(enum verbosity_value v, const char* str, struct query_info* qinf); -void regional_log_stats(struct regional *r); - -// Free allocated memory from marked sources returning corresponding types -%typemap(newfree, noblock = 1) char * { - free($1); -} - -// Mark as source returning newly allocated memory -%newobject sldns_wire2str_type; -%newobject sldns_wire2str_class; - -// LDNS functions -char *sldns_wire2str_type(const uint16_t atype); -char *sldns_wire2str_class(const uint16_t aclass); - -// Functions from pythonmod_utils -int storeQueryInCache(struct module_qstate* qstate, struct query_info* qinfo, struct reply_info* msgrep, int is_referral); -void invalidateQueryInCache(struct module_qstate* qstate, struct query_info* qinfo); - -// Module conversion functions -const char* strextstate(enum module_ext_state s); -const char* strmodulevent(enum module_ev e); -