# Change Log

## [v4.4.2](https://github.com/ARMmbed/mbed-coap/releases/tag/v4.4.2) 
**Closed issues:**
 - IOTCLT-2469 CoAP UDP retransmission does not work for blocks after first one for requests (Eg. registration POST)

-[Full Changelog](https://github.com/ARMmbed/mbed-coap/compare/v4.4.1...v4.4.2)

## [v4.4.1](https://github.com/ARMmbed/mbed-coap/releases/tag/v4.4.1) 
**Closed issues:**
 - IOTCLT-2539 Block wise messaging call-backs not working logically

 Improve TCP+TLS transport layer to allow send larger messages without blockwising.

-[Full Changelog](https://github.com/ARMmbed/mbed-coap/compare/v4.4.0...v4.4.1)

## [v4.4.0](https://github.com/ARMmbed/mbed-coap/releases/tag/v4.4.0) 
**New feature:**
- Make sn_coap_protocol_send_rst as public needed for CoAP ping sending
- Allow disabling resendings by defining SN_COAP_DISABLE_RESENDINGS

-[Full Changelog](https://github.com/ARMmbed/mbed-coap/compare/v4.3.0...v4.4.0)

## [v4.3.0](https://github.com/ARMmbed/mbed-coap/releases/tag/v4.3.0) 
**New feature:**
-  Add new API which clears the whole sent blockwise message list

-[Full Changelog](https://github.com/ARMmbed/mbed-coap/compare/v4.2.0...v4.3.0)

## [v4.2.0](https://github.com/ARMmbed/mbed-coap/releases/tag/v4.2.0) 
**New feature:**
-  Add new API to remove sent blockwise message from the linked list

-[Full Changelog](https://github.com/ARMmbed/mbed-coap/compare/v4.1.1...v4.2.0)

## [v4.1.1](https://github.com/ARMmbed/mbed-coap/releases/tag/v4.1.1) 
**Closed issues:**
-  IOTCLT-2203 mbed-coap does not handle PUT or POST if they indicate a smaller block size preference (fixed regression) 

-[Full Changelog](https://github.com/ARMmbed/mbed-coap/compare/v4.1.0...v4.1.1)

## [v4.1.0](https://github.com/ARMmbed/mbed-coap/releases/tag/v4.1.0) 

-[Full Changelog](https://github.com/ARMmbed/mbed-coap/compare/v4.0.10...v4.1.0)

 **New feature:**
  - New API to disable automatic GET(BLOCK2) request sending.

 **Closed issues:**
  -  IOTCLT-2203 mbed-coap does not handle PUT or POST if they indicate a smaller block size preference 

## [v4.0.10](https://github.com/ARMmbed/mbed-coap/releases/tag/v4.0.10) 

-[Full Changelog](https://github.com/ARMmbed/mbed-coap/compare/v4.0.9...v4.0.10)

 **Closed issues:**
  -  IOTMAC-615 Node mDS registration failure during OTA transfer

## [v4.0.9](https://github.com/ARMmbed/mbed-coap/releases/tag/v4.0.9) 

-[Full Changelog](https://github.com/ARMmbed/mbed-coap/compare/v4.0.8...v4.0.9)

 **Closed issues:**
  -  IOTCLT-1899 Maximum COAP message resending buffer size limited to 255 bytes
  -  IOTCLT-1888 Problem with blockwise transfers that are even increments of block_size

## [v4.0.8](https://github.com/ARMmbed/mbed-coap/releases/tag/v4.0.8) 

-[Full Changelog](https://github.com/ARMmbed/mbed-coap/compare/v4.0.4...v4.0.8)

 **Closed issues:**
  -  IOTCLT-1880 Lwm2m blockwise data transfer (using Block1 option) with Leshan not working
  -  IOTCLT-1885 Return 4.08 Request Entity Incomplete on Block transfer errors
  -  IOTCLT-1883 Detected message duplications stop mbed-client

## [v4.0.4](https://github.com/ARMmbed/mbed-coap/releases/tag/v4.0.4) 

-[Full Changelog](https://github.com/ARMmbed/mbed-coap/compare/v4.0.3...v4.0.4)

 **Closed issues:**
	- https://github.com/ARMmbed/mbed-client/issues/481 - Obs Con blockwise fails to transmit 2nd block

## [v4.0.3](https://github.com/ARMmbed/mbed-coap/releases/tag/v4.0.3)

-[Full Changelog](https://github.com/ARMmbed/mbed-coap/compare/v4.0.2...v4.0.3)

 **New feature**
 		
 	- CoAP Protocol Confirmable resend fix and minor memory optimization (IOTMAC-328)
 		
 **Closed issues:**
 		
 	- IOTCLT-1439 - stuck in while loop

## [v4.0.0](https://github.com/ARMmbed/mbed-coap/releases/tag/v4.0.2)

**New feature**

 - Initial release of mbed-coap separated from mbed-client-c