schc_config.h

libSCHC compile-time configuration

BITMAP_SIZE_BYTES

Value:

(1 << FCN_SIZE_BITS) / 8

The length of the bitmap in bytes

CLICK

Value:

0

Deactivate CLICK.

COAP_FIELDS

Value:

16

Maximum number of header field descriptors present in a CoAP compression rule.

DEBUG_PRINTF()

Compile-time switchable debug macro for libSCHC.

DTAG_SIZE_BITS

Value:

0

The maximum number of DTAG bits

DYNAMIC_MEMORY

Value:

1

Use dynamic memory management.

FCN_SIZE_BITS

Value:

6

The maximum number of FCN bits

IP6_FIELDS

Value:

14

Maximum number of header field descriptors present in a IPv6 compression rule.

JSON_TOKENS

Value:

1

The maximum number of tokens inside a JSON structure.

MAX_ACK_REQUESTS

Value:

3

The maximum number of ACK attempts

MAX_COAP_HEADER_LENGTH

Value:

24

Maximum CoAP header length.

MAX_COAP_MSG_SIZE

Value:

MAX_COAP_HEADER_LENGTH + MAX_PAYLOAD_LENGTH

Maximum CoAP message size.

MAX_FIELD_LENGTH

Value:

32

The maximum length of a single header field, e.g., you can use 4 ipv6 source iid addresses with match-mapping.

MAX_HEADER_LENGTH

Value:

16

Maximum number of header field descriptors present in a CoAP compression rule.

MAX_MTU_LENGTH

Value:

1280

The maximum transfer unit of the underlying technology.

MAX_PAYLOAD_LENGTH

Value:

256

Maximum CoAP payload length.

MIC_SIZE_BYTES

Value:

4

The maximum number of bytes the MIC consists of

NLOGGING

Value:

0

Toggle logging at compile time: NLOGGING=0 means logging is delegated to pylog_debug(), NLOGGING=1 means all logging functionality is removed from libSCHC.

UDP_FIELDS

Value:

4

Maximum number of header field descriptors present in a UDP compression rule.

USE_COAP

Value:

1

Use CoAP.

USE_IP6_UDP

Value:

1

Use IPv6 and UDP.