Print string with length check (aws#493)

* Print string with length check * Use temp buffer to print debug log
Skptak · Aug 9, 2023 · 243786d · 243786d
1 parent deffbf8
commit 243786d
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Showing 2 changed files with 17 additions and 5 deletions.
diff --git a/docs/doxygen/include/size_table.md b/docs/doxygen/include/size_table.md
@@ -9,8 +9,8 @@
     </tr>
     <tr>
         <td>ota.c</td>
-        <td><center>8.6K</center></td>
-        <td><center>7.7K</center></td>
+        <td><center>8.7K</center></td>
+        <td><center>7.8K</center></td>
     </tr>
     <tr>
         <td>ota_interface.c</td>
@@ -39,7 +39,7 @@
     </tr>
     <tr>
         <td><b>Total estimates</b></td>
-        <td><b><center>12.8K</center></b></td>
-        <td><b><center>11.6K</center></b></td>
+        <td><b><center>12.9K</center></b></td>
+        <td><b><center>11.7K</center></b></td>
     </tr>
 </table>
diff --git a/source/ota.c b/source/ota.c
@@ -1817,8 +1817,20 @@ static DocParseErr_t parseJSONbyModel( const char * pJson,
     uint16_t paramIndex = 0;
     const char * pFileParams = NULL;
     uint32_t fileParamsLength = 0;
+    static char cJsonBuffer[ OTA_MAX_JSON_STR_LEN ];
 
-    LogDebug( ( "JSON received: %s", pJson ) );
+    if( messageLength < OTA_MAX_JSON_STR_LEN - 1 )
+    {
+        memcpy( cJsonBuffer, pJson, messageLength );
+        cJsonBuffer[ messageLength + 1 ] = 0;
+    }
+    else
+    {
+        memcpy( cJsonBuffer, pJson, OTA_MAX_JSON_STR_LEN - 2 );
+        cJsonBuffer[ OTA_MAX_JSON_STR_LEN - 1 ] = 0;
+    }
+
+    LogDebug( ( "JSON received: %s", cJsonBuffer ) );
 
     /* Fetch the model parameters from the DocModel*/
     pModelParam = pDocModel->pBodyDef;