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pkg/tinydtls: allow to set buffer size from application again

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This commit is contained in:
Leandro Lanzieri 2023-08-21 09:33:52 +02:00
parent 4b1b0a9257
commit 252ec91782
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GPG Key ID: F4E9A721761C7593
2 changed files with 3 additions and 15 deletions
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15
pkg/tinydtls/Makefile
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@ -19,21 +19,6 @@ ifeq (llvm,$(TOOLCHAIN))
CFLAGS += -Wno-format-nonliteral
endif
ifneq (,$(filter gcoap,$(USEMODULE)))
# Configuring the buffer large enough that a full Gcoap packet can be
# encrypted or decrypted.
# This is the default in gcoap.h, which we don't have access to, so it is copied over.
CONFIG_GCOAP_PDU_BUF_SIZE := $(or $(CONFIG_GCOAP_PDU_BUF_SIZE),128)
# If there were another way to set up DTLS_MAX_BUF, we'd need to set the
# maximum of these here.
#
# 29 bytes are the overhead measured with Wireshark on packets exchanged in
# default configuration; adding some to be safe against variable size fields.
CFLAGS += "-DDTLS_MAX_BUF=($(CONFIG_GCOAP_PDU_BUF_SIZE) + 36)"
endif
# TinyDTLS emits several messages during connection establishment at the info
# level; this is way more verbose than common in RIOT.
TINYDTLS_LOG_LEVEL ?= LOG_WARNING

3
pkg/tinydtls/Makefile.include
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@ -75,3 +75,6 @@ HANDSHAKE_MAX := $(or $(CONFIG_DTLS_HANDSHAKE_MAX),$(patsubst -DCONFIG_DTLS_HAND
ifneq (,$(HANDSHAKE_MAX))
CFLAGS += -DDTLS_HANDSHAKE_MAX=$(HANDSHAKE_MAX)
endif
DTLS_MAX_BUF ?= 200
CFLAGS += "-DDTLS_MAX_BUF=$(DTLS_MAX_BUF)"