acl/lib_acl_cpp/include/acl_cpp/mqtt/mqtt_message.hpp

51 lines
928 B
C++
Raw Normal View History

2021-03-02 11:31:24 +08:00
#pragma once
#include "../stdlib/string.hpp"
2021-03-08 15:03:32 +08:00
#include "mqtt_header.hpp"
2021-03-02 11:31:24 +08:00
namespace acl {
2021-03-07 12:45:22 +08:00
class ACL_CPP_API mqtt_message {
2021-03-02 11:31:24 +08:00
public:
mqtt_message(mqtt_type_t type);
2021-03-08 15:03:32 +08:00
mqtt_message(const mqtt_header& header);
2021-03-02 11:31:24 +08:00
virtual ~mqtt_message(void);
public:
virtual bool to_string(string& out) {
(void) out;
return false;
}
virtual int update(const char* data, int dlen) {
(void) data;
return dlen;
}
virtual bool is_finished(void) const {
return false;
}
2021-03-08 15:03:32 +08:00
mqtt_header& get_header(void) {
return header_;
2021-03-02 17:40:14 +08:00
}
2021-03-02 11:31:24 +08:00
2021-03-08 19:57:24 +08:00
const mqtt_header& get_header(void) const {
return header_;
}
2021-03-09 16:16:32 +08:00
public:
static mqtt_message* create_message(const mqtt_header& header);
2021-03-08 15:03:32 +08:00
protected:
mqtt_header header_;
2021-03-02 11:31:24 +08:00
void pack_add(unsigned char ch, string& out);
void pack_add(unsigned short n, string& out);
void pack_add(const string& s, string& out);
bool unpack_short(const char* data, size_t len, unsigned short& out);
};
} // namespace acl