mgillespie/TinyMqtt
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added packed attribute for enums

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This commit is contained in:
hsaturn
2022-01-05 02:00:02 +01:00
parent 710503663a
commit 8fe3517894
1 changed files with 6 additions and 6 deletions
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12
src/TinyMqtt.h
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@@ -42,7 +42,7 @@
using TcpServer = WiFiServer; using TcpServer = WiFiServer;
#endif #endif
enum MqttError enum __attribute__((packed)) MqttError
{ {
MqttOk = 0, MqttOk = 0,
MqttNowhereToSend=1, MqttNowhereToSend=1,
@@ -66,7 +66,7 @@ class MqttMessage
{ {
const uint16_t MaxBufferLength = 4096; //hard limit: 16k due to size decoding const uint16_t MaxBufferLength = 4096; //hard limit: 16k due to size decoding
public: public:
enum Type enum __attribute__((packed)) Type
{ {
Unknown = 0, Unknown = 0,
Connect = 0x10, Connect = 0x10,
@@ -76,12 +76,12 @@ class MqttMessage
Subscribe = 0x80, Subscribe = 0x80,
SubAck = 0x90, SubAck = 0x90,
UnSubscribe = 0xA0, UnSubscribe = 0xA0,
UnSuback = 0xB0, UnSuback = 0xB0,
PingReq = 0xC0, PingReq = 0xC0,
PingResp = 0xD0, PingResp = 0xD0,
Disconnect = 0xE0 Disconnect = 0xE0
}; };
enum State enum __attribute__((packed)) State
{ {
FixedHeader=0, FixedHeader=0,
Length=1, Length=1,
@@ -141,7 +141,7 @@ class MqttBroker;
class MqttClient class MqttClient
{ {
using CallBack = void (*)(const MqttClient* source, const Topic& topic, const char* payload, size_t payload_length); using CallBack = void (*)(const MqttClient* source, const Topic& topic, const char* payload, size_t payload_length);
enum Flags enum __attribute__((packed)) Flags
{ {
FlagUserName = 128, FlagUserName = 128,
FlagPassword = 64, FlagPassword = 64,
@@ -266,7 +266,7 @@ class MqttClient
class MqttBroker class MqttBroker
{ {
enum State enum __attribute__((packed)) State
{ {
Disconnected, // Also the initial state Disconnected, // Also the initial state
Connecting, // connect and sends a fake publish to avoid circular cnx Connecting, // connect and sends a fake publish to avoid circular cnx