/* Do not send an error message in response to an error message */
static inline int can_respond(struct sk_buff *skb)
{
const struct phonethdr *ph;
const struct phonetmsg *pm;
u8 submsg_id;
if (!pskb_may_pull(skb, 3))
return 0;
ph = pn_hdr(skb);
if (ph->pn_res == PN_PREFIX && !pskb_may_pull(skb, 5))
return 0;
if (ph->pn_res == PN_COMMGR) /* indications */
return 0;
ph = pn_hdr(skb); /* re-acquires the pointer */
pm = pn_msg(skb);
if (pm->pn_msg_id != PN_COMMON_MESSAGE)
return 1;
submsg_id = (ph->pn_res == PN_PREFIX)
? pm->pn_e_submsg_id : pm->pn_submsg_id;
if (submsg_id != PN_COMM_ISA_ENTITY_NOT_REACHABLE_RESP &&
pm->pn_e_submsg_id != PN_COMM_SERVICE_NOT_IDENTIFIED_RESP)
return 1;
return 0;
}
void message::encode(std::vector<char> &s) const {
impl().flush();
size_t sz = std::max(s.capacity(), size_t(512));
while (true) {
s.resize(sz);
assert(!s.empty());
int err = pn_message_encode(pn_msg(), const_cast<char*>(&s[0]), &sz);
if (err) {
if (err != PN_OVERFLOW)
check(err);
} else {
s.resize(sz);
return;
}
sz *= 2;
}
}
static int send_obj_unreachable(struct sk_buff *rskb)
{
const struct phonethdr *oph = pn_hdr(rskb);
const struct phonetmsg *opm = pn_msg(rskb);
struct phonetmsg resp;
memset(&resp, 0, sizeof(resp));
resp.pn_trans_id = opm->pn_trans_id;
resp.pn_msg_id = PN_COMMON_MESSAGE;
if (oph->pn_res == PN_PREFIX) {
resp.pn_e_res_id = opm->pn_e_res_id;
resp.pn_e_submsg_id = PN_COMM_ISA_ENTITY_NOT_REACHABLE_RESP;
resp.pn_e_orig_msg_id = opm->pn_msg_id;
resp.pn_e_status = 0;
} else {
resp.pn_submsg_id = PN_COMM_ISA_ENTITY_NOT_REACHABLE_RESP;
res
void message::durable(bool b) { pn_message_set_durable(pn_msg(), b); }
bool message::durable() const { return pn_message_is_durable(pn_msg()); }
message_id message::correlation_id() const {
return pn_message_get_correlation_id(pn_msg());
}
int32_t message::group_sequence() const { return pn_message_get_group_sequence(pn_msg()); }
uint32_t message::delivery_count() const { return pn_message_get_delivery_count(pn_msg()); }
bool message::first_acquirer() const { return pn_message_is_first_acquirer(pn_msg()); }
uint8_t message::priority() const { return pn_message_get_priority(pn_msg()); }
void message::reply_to_group_id(const std::string &s) {
check(pn_message_set_reply_to_group_id(pn_msg(), s.c_str()));
}
timestamp message::creation_time() const {
return timestamp(pn_message_get_creation_time(pn_msg()));
}
void message::creation_time(timestamp t) {
pn_message_set_creation_time(pn_msg(), t.milliseconds());
}
timestamp message::expiry_time() const {
return timestamp(pn_message_get_expiry_time(pn_msg()));
}
void message::expiry_time(timestamp t) {
pn_message_set_expiry_time(pn_msg(), t.milliseconds());
}
std::string message::content_encoding() const {
const char* s = pn_message_get_content_encoding(pn_msg());
return s ? std::string(s) : std::string();
}
void message::content_encoding(const std::string &s) {
check(pn_message_set_content_encoding(pn_msg(), s.c_str()));
}
duration message::ttl() const { return duration(pn_message_get_ttl(pn_msg())); }
void message::ttl(duration d) { pn_message_set_ttl(pn_msg(), d.milliseconds()); }
std::string message::reply_to_group_id() const {
const char* s = pn_message_get_reply_to_group_id(pn_msg());
return s ? std::string(s) : std::string();
}
void message::priority(uint8_t d) { pn_message_set_priority(pn_msg(), d); }
bool message::inferred() const { return pn_message_is_inferred(pn_msg()); }
void message::first_acquirer(bool b) { pn_message_set_first_acquirer(pn_msg(), b); }
void message::inferred(bool b) { pn_message_set_inferred(pn_msg(), b); }
void message::delivery_count(uint32_t d) { pn_message_set_delivery_count(pn_msg(), d); }
std::string message::subject() const {
const char* s = pn_message_get_subject(pn_msg());
return s ? std::string(s) : std::string();
}
void message::group_sequence(int32_t d) { pn_message_set_group_sequence(pn_msg(), d); }
void message::correlation_id(const message_id& id) {
value(pn_message_correlation_id(pn_msg())) = id;
}
void message::decode(const std::vector<char> &s) {
if (s.empty())
throw error("message decode: no data");
impl().clear();
check(pn_message_decode(pn_msg(), &s[0], s.size()));
}
void message::subject(const std::string &s) {
check(pn_message_set_subject(pn_msg(), s.c_str()));
}
