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sys/net/gcoap: ensure DTLS buffer is at least 200 bytes

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This commit is contained in:
Benjamin Valentin 2024-02-26 20:19:11 +01:00
parent 39ba95a3ed
commit 11b4564462
1 changed files with 2 additions and 1 deletions
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3
sys/net/application_layer/gcoap/Makefile.include
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@ -4,4 +4,5 @@ ifeq (2, $(words $(filter ipv4 ipv6, $(USEMODULE))))
endif
CONFIG_GCOAP_PDU_BUF_SIZE := $(or $(CONFIG_GCOAP_PDU_BUF_SIZE),128)
DTLS_MAX_BUF ?= ($(CONFIG_GCOAP_PDU_BUF_SIZE) + 36)
# the initial DTLS handshake may exceed the block size
DTLS_MAX_BUF ?= $(shell echo $$(((${CONFIG_GCOAP_PDU_BUF_SIZE} + 36) > 200 ? (${CONFIG_GCOAP_PDU_BUF_SIZE} + 36) : 200 )))