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BugFix: MQTTSNDeserialize_XXXX() functions don't return error code when

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error occurs.

Do not store the length of packet into rc.

If the packet is incorrect, skip the processing that follows.

Bugfix: Print out the value of TopicId in SUBACK and UNSUBACK. 
 
Signed-off-by: tomoaki <tomoaki@tomy-tech.com>
This commit is contained in:
tomoaki
2017-05-19 09:44:51 +09:00
parent 1b867589e5
commit 5c278f1aec
14 changed files with 64 additions and 43 deletions
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6
MQTTSNPacket/src/MQTTSNConnectClient.c
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@@ -200,7 +200,7 @@ int MQTTSNDeserialize_pingresp(unsigned char* buf, int buflen)
int mylen;
FUNC_ENTRY;
curdata += (rc = MQTTSNPacket_decode(curdata, buflen, &mylen)); /* read length */
curdata += MQTTSNPacket_decode(curdata, buflen, &mylen); /* read length */
enddata = buf + mylen;
if (enddata - curdata < 2)
goto exit;
@@ -428,7 +428,7 @@ int MQTTSNDeserialize_willtopicresp(int* resp_rc, unsigned char* buf, int buflen
int mylen;
FUNC_ENTRY;
curdata += (rc = MQTTSNPacket_decode(curdata, buflen, &mylen)); /* read length */
curdata += MQTTSNPacket_decode(curdata, buflen, &mylen); /* read length */
enddata = buf + mylen;
if (enddata - buf < 3)
goto exit;
@@ -460,7 +460,7 @@ int MQTTSNDeserialize_willmsgresp(int* resp_rc, unsigned char* buf, int buflen)
int mylen;
FUNC_ENTRY;
curdata += (rc = MQTTSNPacket_decode(curdata, buflen, &mylen)); /* read length */
curdata += MQTTSNPacket_decode(curdata, buflen, &mylen); /* read length */
enddata = buf + mylen;
if (enddata - buf < 3)
goto exit;