modules: mbedtls: move CMakeLists.txt. into the main tree

We move the Zephyr-specific CMakeLists.txt file into
the main Zephyr tree. We also move the zephyr_init.c
source file.

Signed-off-by: Ioannis Glaropoulos <Ioannis.Glaropoulos@nordicsemi.no>
This commit is contained in:
Ioannis Glaropoulos 2021-05-07 17:04:13 +02:00 committed by Kumar Gala
commit c48c50db42
5 changed files with 114 additions and 1 deletions

View file

@ -18,7 +18,6 @@ source "modules/Kconfig.imx"
source "modules/Kconfig.infineon"
source "modules/Kconfig.libmetal"
source "modules/Kconfig.loramac-node"
source "modules/Kconfig.mbedtls"
source "modules/Kconfig.mcux"
source "modules/Kconfig.microchip"
source "modules/Kconfig.nuvoton"
@ -51,6 +50,9 @@ comment "Unavailable modules, please install those via the project manifest."
comment "hal_nordic module not available."
depends on !ZEPHYR_HAL_NORDIC_MODULE
comment "mbedtls module not available."
depends on !ZEPHYR_MBEDTLS_MODULE
comment "Trusted-firmware-m module not available."
depends on !ZEPHYR_TRUSTED_FIRMWARE_M_MODULE

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@ -0,0 +1,56 @@
if(CONFIG_MBEDTLS)
zephyr_interface_library_named(mbedTLS)
if(CONFIG_MBEDTLS_BUILTIN)
target_compile_definitions(mbedTLS INTERFACE
MBEDTLS_CONFIG_FILE="${CONFIG_MBEDTLS_CFG_FILE}"
)
target_include_directories(mbedTLS INTERFACE
${ZEPHYR_CURRENT_MODULE_DIR}/include
${ZEPHYR_CURRENT_MODULE_DIR}/configs
)
zephyr_library()
file(GLOB
mbedtls_sources # This is an output parameter
${ZEPHYR_CURRENT_MODULE_DIR}/library/*.c
)
zephyr_library_sources(
zephyr_init.c
${mbedtls_sources}
)
zephyr_library_app_memory(k_mbedtls_partition)
if(CONFIG_ARCH_POSIX AND CONFIG_ASAN AND NOT CONFIG_64BIT)
# i386 assembly code used in MBEDTLS does not compile with size optimization
# if address sanitizer is enabled, as such switch default optimization level
# to speed
set_property(SOURCE ${ZEPHYR_CURRENT_MODULE_DIR}/library/bignum.c APPEND PROPERTY COMPILE_OPTIONS
"${OPTIMIZE_FOR_SPEED_FLAG}")
endif ()
zephyr_library_link_libraries(mbedTLS)
else()
assert(CONFIG_MBEDTLS_LIBRARY "MBEDTLS was enabled, but neither BUILTIN or LIBRARY was selected.")
# NB: CONFIG_MBEDTLS_LIBRARY is not regression tested and is
# therefore susceptible to bit rot
target_include_directories(mbedTLS INTERFACE
${CONFIG_MBEDTLS_INSTALL_PATH}
)
zephyr_link_libraries(
mbedtls_external
-L${CONFIG_MBEDTLS_INSTALL_PATH}
gcc
)
# Lib mbedtls_external depends on libgcc (I assume?) so to allow
# mbedtls_external to link with gcc we need to ensure it is placed
# after mbedtls_external on the linkers command line.
endif()
endif()

View file

@ -3,6 +3,9 @@
# Copyright (c) 2016 Intel Corporation
# SPDX-License-Identifier: Apache-2.0
config ZEPHYR_MBEDTLS_MODULE
bool
menuconfig MBEDTLS
bool "mbedTLS Support"
help

View file

@ -0,0 +1,52 @@
/** @file
* @brief mbed TLS initialization
*
* Initialize the mbed TLS library like setup the heap etc.
*/
/*
* Copyright (c) 2017 Intel Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <init.h>
#include <app_memory/app_memdomain.h>
#if defined(CONFIG_MBEDTLS)
#if !defined(CONFIG_MBEDTLS_CFG_FILE)
#include "mbedtls/config.h"
#else
#include CONFIG_MBEDTLS_CFG_FILE
#endif /* CONFIG_MBEDTLS_CFG_FILE */
#endif
#if defined(CONFIG_MBEDTLS_ENABLE_HEAP) && \
defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C)
#include <mbedtls/memory_buffer_alloc.h>
#if !defined(CONFIG_MBEDTLS_HEAP_SIZE)
#error "Please set heap size to be used. Set value to CONFIG_MBEDTLS_HEAP_SIZE \
option."
#endif
static unsigned char _mbedtls_heap[CONFIG_MBEDTLS_HEAP_SIZE];
static void init_heap(void)
{
mbedtls_memory_buffer_alloc_init(_mbedtls_heap, sizeof(_mbedtls_heap));
}
#else
#define init_heap(...)
#endif /* CONFIG_MBEDTLS_ENABLE_HEAP && MBEDTLS_MEMORY_BUFFER_ALLOC_C */
static int _mbedtls_init(const struct device *device)
{
ARG_UNUSED(device);
init_heap();
return 0;
}
SYS_INIT(_mbedtls_init, POST_KERNEL, 0);