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feat(memory): add c++ global allocate functions
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‎.github/workflows/build_test.yml

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matrix:
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idf_ver: ["release-v5.1", "release-v5.2", "release-v5.3"]
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idf_target: ["esp32", "esp32s3"]
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runs-on: ubuntu-20.04
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runs-on: ubuntu-22.04
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container: espressif/idf:${{ matrix.idf_ver }}
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steps:
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- uses: actions/checkout@v3

‎.github/workflows/check_lib_versions.yml

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check_lib_versions:
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runs-on: ubuntu-latest
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steps:
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- uses: actions/checkout@v2
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- uses: actions/checkout@v3
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- name: Get latest release info of repository
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id: last_release
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uses: InsonusK/get-latest-release@v1.1.0

‎.github/workflows/pre-commit.yml

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pre-commit:
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runs-on: ubuntu-latest
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steps:
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- uses: actions/checkout@v2
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- uses: actions/setup-python@v2
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- uses: pre-commit/action@v2.0.3
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- uses: actions/checkout@v3
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- uses: actions/setup-python@v5.2.0
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- uses: pre-commit/action@v3.0.1

‎CHANGELOG.md

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# ChangeLog
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## v0.2.1 - 2025-04-29
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### Enhancements:
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* feat(memory): add C++ global memory allocation
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## v0.2.0 - 2025-02-07
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### Enhancements:

‎CMakeLists.txt

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set(SRC_DIR ./src)
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file(GLOB_RECURSE SRCS ${SRC_DIR}/*.c)
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file(GLOB_RECURSE SRCS_C ${SRC_DIR}/*.c)
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file(GLOB_RECURSE SRCS_CPP ${SRC_DIR}/*.cpp)
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idf_component_register(
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SRCS ${SRCS}
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SRCS ${SRCS_C} ${SRCS_CPP}
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INCLUDE_DIRS ${SRC_DIR}
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)
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target_compile_options(${COMPONENT_LIB}
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PUBLIC
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-Wno-missing-field-initializers
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PRIVATE
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$<$<COMPILE_LANGUAGE:CXX>:-std=gnu++17>
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$<$<COMPILE_LANGUAGE:CXX>:-std=gnu++20>
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)

‎Kconfig

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menu "ESP Library Utils Configurations"
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config ESP_UTILS_CONF_FILE_SKIP
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bool "Unckeck this to use custom `esp_utils_conf.h`"
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bool "Enable to skip `esp_utils_conf.h`"
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default y
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menu "Check functions"
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depends on ESP_UTILS_CONF_FILE_SKIP
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choice ESP_UTILS_CONF_CHECK_HANDLE_METHOD
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prompt "Select handle method when check failed"
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default ESP_UTILS_CHECK_HANDLE_WITH_ERROR_LOG
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config ESP_UTILS_CHECK_HANDLE_WITH_NONE
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bool "Do nothing"
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config ESP_UTILS_CHECK_HANDLE_WITH_ERROR_LOG
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bool "Print error message"
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config ESP_UTILS_CHECK_HANDLE_WITH_ASSERT
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bool "Assert"
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endchoice
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config ESP_UTILS_CONF_CHECK_HANDLE_METHOD
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int
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default 0 if ESP_UTILS_CHECK_HANDLE_WITH_NONE
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default 1 if ESP_UTILS_CHECK_HANDLE_WITH_ERROR_LOG
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default 2 if ESP_UTILS_CHECK_HANDLE_WITH_ASSERT
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endmenu
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menu "Log functions"
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depends on ESP_UTILS_CONF_FILE_SKIP
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choice ESP_UTILS_CONF_LOG_LEVEL
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prompt "Select global log level"
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default ESP_UTILS_CONF_LOG_LEVEL_INFO
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config ESP_UTILS_CONF_LOG_LEVEL_DEBUG
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bool "Debug"
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help
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If want to use `esp_utils_conf.h` to configure the library, uncheck this option. Otherwise, the configurations in sdkconfig will be used.
7+
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if ESP_UTILS_CONF_FILE_SKIP
9+
menu "Check functions"
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choice ESP_UTILS_CONF_CHECK_HANDLE_METHOD
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prompt "Select handle method when check failed"
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default ESP_UTILS_CHECK_HANDLE_WITH_ERROR_LOG
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config ESP_UTILS_CHECK_HANDLE_WITH_NONE
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bool "Do nothing"
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config ESP_UTILS_CHECK_HANDLE_WITH_ERROR_LOG
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bool "Print error message"
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config ESP_UTILS_CHECK_HANDLE_WITH_ASSERT
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bool "Assert"
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endchoice
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config ESP_UTILS_CONF_CHECK_HANDLE_METHOD
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int
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default 0 if ESP_UTILS_CHECK_HANDLE_WITH_NONE
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default 1 if ESP_UTILS_CHECK_HANDLE_WITH_ERROR_LOG
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default 2 if ESP_UTILS_CHECK_HANDLE_WITH_ASSERT
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endmenu
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menu "Log functions"
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choice ESP_UTILS_CONF_LOG_LEVEL
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prompt "Select global log level"
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default ESP_UTILS_CONF_LOG_LEVEL_INFO
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config ESP_UTILS_CONF_LOG_LEVEL_DEBUG
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bool "Debug"
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help
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Extra information which is not necessary for normal use (values, pointers, sizes, etc)
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config ESP_UTILS_CONF_LOG_LEVEL_INFO
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bool "Info"
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help
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Information messages which describe the normal flow of events
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config ESP_UTILS_CONF_LOG_LEVEL_WARNING
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bool "Warning"
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help
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Error conditions from which recovery measures have been taken
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config ESP_UTILS_CONF_LOG_LEVEL_ERROR
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bool "Error"
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help
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Critical errors, software module cannot recover on its own
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config ESP_UTILS_CONF_LOG_LEVEL_NONE
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bool "None"
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help
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No log output
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endchoice
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config ESP_UTILS_CONF_LOG_LEVEL
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int
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default 0 if ESP_UTILS_CONF_LOG_LEVEL_DEBUG
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default 1 if ESP_UTILS_CONF_LOG_LEVEL_INFO
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default 2 if ESP_UTILS_CONF_LOG_LEVEL_WARNING
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default 3 if ESP_UTILS_CONF_LOG_LEVEL_ERROR
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default 4 if ESP_UTILS_CONF_LOG_LEVEL_NONE
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config ESP_UTILS_CONF_ENABLE_LOG_TRACE
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bool "Enable trace function"
72+
depends on ESP_UTILS_CONF_LOG_LEVEL_DEBUG
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default n
3874
help
39-
Extra information which is not necessary for normal use (values, pointers, sizes, etc)
40-
41-
config ESP_UTILS_CONF_LOG_LEVEL_INFO
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bool "Info"
43-
help
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Information messages which describe the normal flow of events
45-
46-
config ESP_UTILS_CONF_LOG_LEVEL_WARNING
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bool "Warning"
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help
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Error conditions from which recovery measures have been taken
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config ESP_UTILS_CONF_LOG_LEVEL_ERROR
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bool "Error"
53-
help
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Critical errors, software module cannot recover on its own
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56-
config ESP_UTILS_CONF_LOG_LEVEL_NONE
57-
bool "None"
75+
If enabled, the driver will print trace log messages when enter/exit functions, useful for debugging
76+
endmenu
77+
78+
menu "Memory functions"
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depends on ESP_UTILS_CONF_FILE_SKIP
80+
81+
menu "C/C++ general allocator"
82+
config ESP_UTILS_CONF_MEM_GEN_ALLOC_DEFAULT_ENABLE
83+
bool "Default enable allocation"
84+
default y
85+
help
86+
If enabled, the driver will use general memory allocation by default, otherwise, the driver will use
87+
the standard `malloc` and `free` by default
88+
89+
choice ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_CHOICE
90+
prompt "Select allocation type"
91+
default ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_STDLIB
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93+
config ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_STDLIB
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bool "Standard (malloc, free)"
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96+
config ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_ESP
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bool "ESP (`heap_caps_malloc`, `heap_caps_free`)"
98+
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config ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_MICROPYTHON
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bool "MicroPython (`mp_malloc`, `mp_free`)"
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102+
config ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_CUSTOM
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bool "Custom (`ESP_UTILS_CONF_MEM_GEN_ALLOC_CUSTOM_NEW` and `ESP_UTILS_CONF_MEM_GEN_ALLOC_CUSTOM_DELETE`)"
104+
endchoice
105+
106+
config ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE
107+
int
108+
default 0 if ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_STDLIB
109+
default 1 if ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_ESP
110+
default 2 if ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_MICROPYTHON
111+
default 3 if ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_CUSTOM
112+
113+
choice ESP_UTILS_CONF_MEM_GEN_ALLOC_ESP_CAPS
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prompt "ESP memory caps"
115+
depends on ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_ESP
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default ESP_UTILS_CONF_MEM_GEN_ALLOC_ESP_CAPS_DEFAULT
117+
118+
config ESP_UTILS_CONF_MEM_GEN_ALLOC_ESP_CAPS_DEFAULT
119+
bool "Default"
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121+
config ESP_UTILS_CONF_MEM_GEN_ALLOC_ESP_CAPS_SRAM
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bool "Internal RAM (SRAM)"
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124+
config ESP_UTILS_CONF_MEM_GEN_ALLOC_ESP_CAPS_PSRAM
125+
bool "External RAM (PSRAM)"
126+
endchoice
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128+
config ESP_UTILS_CONF_MEM_GEN_ALLOC_ESP_CAPS
129+
int
130+
default 0 if ESP_UTILS_CONF_MEM_GEN_ALLOC_ESP_CAPS_DEFAULT
131+
default 1 if ESP_UTILS_CONF_MEM_GEN_ALLOC_ESP_CAPS_SRAM
132+
default 2 if ESP_UTILS_CONF_MEM_GEN_ALLOC_ESP_CAPS_PSRAM
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config ESP_UTILS_CONF_MEM_GEN_ALLOC_ESP_ALIGN
135+
int "ESP memory alignment (bytes)"
136+
depends on ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_ESP
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default 1
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range 1 1024
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140+
config ESP_UTILS_CONF_MEM_GEN_ALLOC_CUSTOM_INCLUDE
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string "Custom memory header file"
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depends on ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_CUSTOM
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default ""
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endmenu
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menuconfig ESP_UTILS_CONF_MEM_ENABLE_CXX_GLOB_ALLOC
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bool "C++ global allocator"
148+
default n
58149
help
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No log output
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endchoice
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config ESP_UTILS_CONF_LOG_LEVEL
63-
int
64-
default 0 if ESP_UTILS_CONF_LOG_LEVEL_DEBUG
65-
default 1 if ESP_UTILS_CONF_LOG_LEVEL_INFO
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default 2 if ESP_UTILS_CONF_LOG_LEVEL_WARNING
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default 3 if ESP_UTILS_CONF_LOG_LEVEL_ERROR
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default 4 if ESP_UTILS_CONF_LOG_LEVEL_NONE
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config ESP_UTILS_CONF_ENABLE_LOG_TRACE
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bool "Enable trace function"
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depends on ESP_UTILS_CONF_LOG_LEVEL_DEBUG
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default n
74-
help
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If enabled, the driver will print trace log messages when enter/exit functions, useful for debugging
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endmenu
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menu "Memory functions"
79-
depends on ESP_UTILS_CONF_FILE_SKIP
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config ESP_UTILS_CONF_MEM_GEN_ALLOC_DEFAULT_ENABLE
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bool "Default enable general memory allocation"
82-
default y
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help
84-
If enabled, the driver will use general memory allocation by default, otherwise, the driver will use
85-
`malloc` and `free` by default
86-
87-
choice ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_CHOICE
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prompt "Select general allocation type"
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default ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_STDLIB
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91-
config ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_STDLIB
92-
bool "Standard library (malloc, free)"
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94-
config ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_ESP
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bool "ESP (heap_caps_malloc, free)"
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config ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_MICROPYTHON
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bool "MicroPython (mp_malloc, mp_free)"
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config ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_CUSTOM
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bool "Custom (`ESP_UTILS_CONF_MEM_GEN_ALLOC_CUSTOM_MALLOC` and `ESP_UTILS_CONF_MEM_GEN_ALLOC_CUSTOM_FREE`)"
102-
endchoice
103-
104-
config ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE
105-
int
106-
default 0 if ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_STDLIB
107-
default 1 if ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_ESP
108-
default 2 if ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_MICROPYTHON
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default 3 if ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_CUSTOM
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111-
config ESP_UTILS_CONF_MEM_GEN_ALLOC_ESP_ALIGN
112-
int "General esp memory alignment (bytes)"
113-
depends on ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_ESP
114-
default 1
115-
range 1 1024
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config ESP_UTILS_CONF_MEM_GEN_ALLOC_CUSTOM_INCLUDE
118-
string "General custom memory header file"
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depends on ESP_UTILS_CONF_MEM_GEN_ALLOC_TYPE_CUSTOM
120-
default "stdlib.h"
121-
endmenu
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If enabled, the driver will override `new` and `delete` operators to use global memory allocator
151+
152+
if ESP_UTILS_CONF_MEM_ENABLE_CXX_GLOB_ALLOC
153+
config ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_DEFAULT_ENABLE
154+
bool "Default enable allocation"
155+
default y
156+
help
157+
If enabled, the driver will use global memory allocation by default, otherwise, the driver will use
158+
the standard `new` and `delete` by default.
159+
160+
choice ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_TYPE_CHOICE
161+
prompt "Select allocation type"
162+
default ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_TYPE_ESP
163+
164+
config ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_TYPE_ESP
165+
bool "ESP (`heap_caps_malloc`, `heap_caps_free`)"
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167+
config ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_TYPE_MICROPYTHON
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bool "MicroPython (`mp_malloc`, `mp_free`)"
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170+
config ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_TYPE_CUSTOM
171+
bool "Custom (`ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_CUSTOM_NEW` and `ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_CUSTOM_DELETE`)"
172+
endchoice
173+
174+
config ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_TYPE
175+
int
176+
default 1 if ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_TYPE_ESP
177+
default 2 if ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_TYPE_MICROPYTHON
178+
default 3 if ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_TYPE_CUSTOM
179+
180+
choice ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_ESP_CAPS
181+
prompt "ESP memory caps"
182+
depends on ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_TYPE_ESP
183+
default ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_ESP_CAPS_DEFAULT
184+
185+
config ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_ESP_CAPS_DEFAULT
186+
bool "Default"
187+
188+
config ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_ESP_CAPS_SRAM
189+
bool "Internal RAM (SRAM)"
190+
191+
config ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_ESP_CAPS_PSRAM
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bool "External RAM (PSRAM)"
193+
endchoice
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config ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_ESP_CAPS
196+
int
197+
default 0 if ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_ESP_CAPS_DEFAULT
198+
default 1 if ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_ESP_CAPS_SRAM
199+
default 2 if ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_ESP_CAPS_PSRAM
200+
201+
config ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_ESP_ALIGN
202+
int "ESP memory alignment (bytes)"
203+
depends on ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_TYPE_ESP
204+
default 1
205+
range 1 1024
206+
207+
config ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_CUSTOM_INCLUDE
208+
string "Custom memory header file"
209+
depends on ESP_UTILS_CONF_MEM_CXX_GLOB_ALLOC_TYPE_CUSTOM
210+
default ""
211+
endif # ESP_UTILS_CONF_MEM_ENABLE_CXX_GLOB_ALLOC
212+
endmenu
213+
endif # ESP_UTILS_CONF_FILE_SKIP
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endmenu

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