Wifi + tcp example, tcp is c code

examples/wifi/.gitignore

@@ -0,0 +1,6 @@
+build
+managed_components
+sdkconfig
+
+.dub
+*.a

examples/wifi/.vscode/c_cpp_properties.json

@@ -0,0 +1,227 @@
+{
+    "configurations": [
+        {
+            "name": "esp-idf",
+            "cStandard": "gnu17",
+            "intelliSenseMode": "linux-gcc-x64",
+            "compilerPath": "~/.espressif/tools/xtensa-esp-elf/esp-13.2.0_20240305/xtensa-esp-elf/bin/xtensa-esp32-elf-gcc",
+            "includePath": [
+                "./build/config",
+                "./main/include",
+                "/opt/esp-idf/components/app_trace/include",
+                "/opt/esp-idf/components/app_trace/include",
+                "/opt/esp-idf/components/app_update/include",
+                "/opt/esp-idf/components/app_update/include",
+                "/opt/esp-idf/components/bootloader/include",
+                "/opt/esp-idf/components/bootloader_support/include",
+                "/opt/esp-idf/components/bootloader_support/include",
+                "/opt/esp-idf/components/bootloader_support/bootloader_flash/include",
+                "/opt/esp-idf/components/bt/include",
+                "/opt/esp-idf/components/cmock/include",
+                "/opt/esp-idf/components/cmock/CMock/src",
+                "/opt/esp-idf/components/console/include",
+                "/opt/esp-idf/components/console",
+                "/opt/esp-idf/components/cxx/include",
+                "/opt/esp-idf/components/driver/include",
+                "/opt/esp-idf/components/driver/include",
+                "/opt/esp-idf/components/driver/deprecated",
+                "/opt/esp-idf/components/driver/analog_comparator/include",
+                "/opt/esp-idf/components/driver/dac/include",
+                "/opt/esp-idf/components/driver/gpio/include",
+                "/opt/esp-idf/components/driver/gptimer/include",
+                "/opt/esp-idf/components/driver/i2c/include",
+                "/opt/esp-idf/components/driver/i2s/include",
+                "/opt/esp-idf/components/driver/ledc/include",
+                "/opt/esp-idf/components/driver/mcpwm/include",
+                "/opt/esp-idf/components/driver/parlio/include",
+                "/opt/esp-idf/components/driver/pcnt/include",
+                "/opt/esp-idf/components/driver/rmt/include",
+                "/opt/esp-idf/components/driver/sdio_slave/include",
+                "/opt/esp-idf/components/driver/sdmmc/include",
+                "/opt/esp-idf/components/driver/sigma_delta/include",
+                "/opt/esp-idf/components/driver/spi/include",
+                "/opt/esp-idf/components/driver/temperature_sensor/include",
+                "/opt/esp-idf/components/driver/touch_sensor/include",
+                "/opt/esp-idf/components/driver/twai/include",
+                "/opt/esp-idf/components/driver/uart/include",
+                "/opt/esp-idf/components/driver/usb_serial_jtag/include",
+                "/opt/esp-idf/components/driver/touch_sensor/esp32/include",
+                "/opt/esp-idf/components/efuse/include",
+                "/opt/esp-idf/components/efuse/include",
+                "/opt/esp-idf/components/efuse/esp32/include",
+                "/opt/esp-idf/components/esp-tls/include",
+                "/opt/esp-idf/components/esp-tls",
+                "/opt/esp-idf/components/esp-tls/esp-tls-crypto",
+                "/opt/esp-idf/components/esp_adc/include",
+                "/opt/esp-idf/components/esp_adc/include",
+                "/opt/esp-idf/components/esp_adc/interface",
+                "/opt/esp-idf/components/esp_adc/esp32/include",
+                "/opt/esp-idf/components/esp_adc/deprecated/include",
+                "/opt/esp-idf/components/esp_app_format/include",
+                "/opt/esp-idf/components/esp_app_format/include",
+                "/opt/esp-idf/components/esp_bootloader_format/include",
+                "/opt/esp-idf/components/esp_bootloader_format/include",
+                "/opt/esp-idf/components/esp_coex/include",
+                "/opt/esp-idf/components/esp_coex/include",
+                "/opt/esp-idf/components/esp_common/include",
+                "/opt/esp-idf/components/esp_common/include",
+                "/opt/esp-idf/components/esp_eth/include",
+                "/opt/esp-idf/components/esp_eth/include",
+                "/opt/esp-idf/components/esp_event/include",
+                "/opt/esp-idf/components/esp_event/include",
+                "/opt/esp-idf/components/esp_gdbstub/include",
+                "/opt/esp-idf/components/esp_gdbstub/include",
+                "/opt/esp-idf/components/esp_hid/include",
+                "/opt/esp-idf/components/esp_hid/include",
+                "/opt/esp-idf/components/esp_http_client/include",
+                "/opt/esp-idf/components/esp_http_client/include",
+                "/opt/esp-idf/components/esp_http_server/include",
+                "/opt/esp-idf/components/esp_http_server/include",
+                "/opt/esp-idf/components/esp_https_ota/include",
+                "/opt/esp-idf/components/esp_https_ota/include",
+                "/opt/esp-idf/components/esp_https_server/include",
+                "/opt/esp-idf/components/esp_hw_support/include",
+                "/opt/esp-idf/components/esp_hw_support/include",
+                "/opt/esp-idf/components/esp_hw_support/include/soc",
+                "/opt/esp-idf/components/esp_hw_support/include/soc/esp32",
+                "/opt/esp-idf/components/esp_lcd/include",
+                "/opt/esp-idf/components/esp_lcd/include",
+                "/opt/esp-idf/components/esp_lcd/interface",
+                "/opt/esp-idf/components/esp_local_ctrl/include",
+                "/opt/esp-idf/components/esp_local_ctrl/include",
+                "/opt/esp-idf/components/esp_mm/include",
+                "/opt/esp-idf/components/esp_mm/include",
+                "/opt/esp-idf/components/esp_netif/include",
+                "/opt/esp-idf/components/esp_netif/include",
+                "/opt/esp-idf/components/esp_netif_stack/include",
+                "/opt/esp-idf/components/esp_partition/include",
+                "/opt/esp-idf/components/esp_partition/include",
+                "/opt/esp-idf/components/esp_phy/include",
+                "/opt/esp-idf/components/esp_phy/include",
+                "/opt/esp-idf/components/esp_phy/esp32/include",
+                "/opt/esp-idf/components/esp_pm/include",
+                "/opt/esp-idf/components/esp_pm/include",
+                "/opt/esp-idf/components/esp_psram/include",
+                "/opt/esp-idf/components/esp_psram/include",
+                "/opt/esp-idf/components/esp_ringbuf/include",
+                "/opt/esp-idf/components/esp_ringbuf/include",
+                "/opt/esp-idf/components/esp_rom/include",
+                "/opt/esp-idf/components/esp_rom/include",
+                "/opt/esp-idf/components/esp_rom/include/esp32",
+                "/opt/esp-idf/components/esp_rom/esp32",
+                "/opt/esp-idf/components/esp_system/include",
+                "/opt/esp-idf/components/esp_system/include",
+                "/opt/esp-idf/components/esp_timer/include",
+                "/opt/esp-idf/components/esp_timer/include",
+                "/opt/esp-idf/components/esp_wifi/include",
+                "/opt/esp-idf/components/esp_wifi/include",
+                "/opt/esp-idf/components/esp_wifi/wifi_apps/include",
+                "/opt/esp-idf/components/espcoredump/include",
+                "/opt/esp-idf/components/espcoredump/include",
+                "/opt/esp-idf/components/espcoredump/include/port/xtensa",
+                "/opt/esp-idf/components/esptool_py/include",
+                "/opt/esp-idf/components/fatfs/include",
+                "/opt/esp-idf/components/fatfs/diskio",
+                "/opt/esp-idf/components/fatfs/src",
+                "/opt/esp-idf/components/fatfs/vfs",
+                "/opt/esp-idf/components/freertos/include",
+                "/opt/esp-idf/components/freertos/config/include",
+                "/opt/esp-idf/components/freertos/config/include/freertos",
+                "/opt/esp-idf/components/freertos/config/xtensa/include",
+                "/opt/esp-idf/components/freertos/FreeRTOS-Kernel/include",
+                "/opt/esp-idf/components/freertos/FreeRTOS-Kernel/portable/xtensa/include",
+                "/opt/esp-idf/components/freertos/FreeRTOS-Kernel/portable/xtensa/include/freertos",
+                "/opt/esp-idf/components/freertos/esp_additions/include",
+                "/opt/esp-idf/components/hal/include",
+                "/opt/esp-idf/components/hal/platform_port/include",
+                "/opt/esp-idf/components/hal/esp32/include",
+                "/opt/esp-idf/components/hal/include",
+                "/opt/esp-idf/components/heap/include",
+                "/opt/esp-idf/components/heap/include",
+                "/opt/esp-idf/components/http_parser/include",
+                "/opt/esp-idf/components/http_parser",
+                "/opt/esp-idf/components/idf_test/include",
+                "/opt/esp-idf/components/idf_test/include",
+                "/opt/esp-idf/components/idf_test/include/esp32",
+                "/opt/esp-idf/components/ieee802154/include",
+                "/opt/esp-idf/components/ieee802154/include",
+                "/opt/esp-idf/components/json/include",
+                "/opt/esp-idf/components/json/cJSON",
+                "/opt/esp-idf/components/log/include",
+                "/opt/esp-idf/components/log/include",
+                "/opt/esp-idf/components/lwip/include",
+                "/opt/esp-idf/components/lwip/include",
+                "/opt/esp-idf/components/lwip/include/apps",
+                "/opt/esp-idf/components/lwip/include/apps/sntp",
+                "/opt/esp-idf/components/lwip/lwip/src/include",
+                "/opt/esp-idf/components/lwip/port/include",
+                "/opt/esp-idf/components/lwip/port/freertos/include",
+                "/opt/esp-idf/components/lwip/port/esp32xx/include",
+                "/opt/esp-idf/components/lwip/port/esp32xx/include/arch",
+                "/opt/esp-idf/components/lwip/port/esp32xx/include/sys",
+                "/work/main/include",
+                "/opt/esp-idf/components/mbedtls/include",
+                "/opt/esp-idf/components/mbedtls/port/include",
+                "/opt/esp-idf/components/mbedtls/mbedtls/include",
+                "/opt/esp-idf/components/mbedtls/mbedtls/library",
+                "/opt/esp-idf/components/mbedtls/esp_crt_bundle/include",
+                "/opt/esp-idf/components/mqtt/include",
+                "/opt/esp-idf/components/mqtt/esp-mqtt/include",
+                "/opt/esp-idf/components/newlib/include",
+                "/opt/esp-idf/components/newlib/platform_include",
+                "/opt/esp-idf/components/nvs_flash/include",
+                "/opt/esp-idf/components/nvs_flash/include",
+                "/opt/esp-idf/components/nvs_flash/../spi_flash/include",
+                "/opt/esp-idf/components/nvs_sec_provider/include",
+                "/opt/esp-idf/components/nvs_sec_provider/include",
+                "/opt/esp-idf/components/openthread/include",
+                "/opt/esp-idf/components/partition_table/include",
+                "/opt/esp-idf/components/perfmon/include",
+                "/opt/esp-idf/components/perfmon/include",
+                "/opt/esp-idf/components/protobuf-c/include",
+                "/opt/esp-idf/components/protobuf-c/protobuf-c",
+                "/opt/esp-idf/components/protocomm/include",
+                "/opt/esp-idf/components/protocomm/include/common",
+                "/opt/esp-idf/components/protocomm/include/security",
+                "/opt/esp-idf/components/protocomm/include/transports",
+                "/opt/esp-idf/components/protocomm/include/crypto/srp6a",
+                "/opt/esp-idf/components/pthread/include",
+                "/opt/esp-idf/components/pthread/include",
+                "/opt/esp-idf/components/sdmmc/include",
+                "/opt/esp-idf/components/sdmmc/include",
+                "/opt/esp-idf/components/soc/include",
+                "/opt/esp-idf/components/soc/include",
+                "/opt/esp-idf/components/soc/esp32",
+                "/opt/esp-idf/components/soc/esp32/include",
+                "/opt/esp-idf/components/spi_flash/include",
+                "/opt/esp-idf/components/spi_flash/include",
+                "/opt/esp-idf/components/spiffs/include",
+                "/opt/esp-idf/components/spiffs/include",
+                "/opt/esp-idf/components/tcp_transport/include",
+                "/opt/esp-idf/components/tcp_transport/include",
+                "/opt/esp-idf/components/ulp/include",
+                "/opt/esp-idf/components/unity/include",
+                "/opt/esp-idf/components/unity/include",
+                "/opt/esp-idf/components/unity/unity/src",
+                "/opt/esp-idf/components/usb/include",
+                "/opt/esp-idf/components/vfs/include",
+                "/opt/esp-idf/components/vfs/include",
+                "/opt/esp-idf/components/wear_levelling/include",
+                "/opt/esp-idf/components/wear_levelling/include",
+                "/opt/esp-idf/components/wifi_provisioning/include",
+                "/opt/esp-idf/components/wifi_provisioning/include",
+                "/opt/esp-idf/components/wpa_supplicant/include",
+                "/opt/esp-idf/components/wpa_supplicant/include",
+                "/opt/esp-idf/components/wpa_supplicant/port/include",
+                "/opt/esp-idf/components/wpa_supplicant/esp_supplicant/include",
+                "/opt/esp-idf/components/xtensa/include",
+                "/opt/esp-idf/components/xtensa/esp32/include",
+                "/opt/esp-idf/components/xtensa/include",
+                "/opt/esp-idf/components/xtensa/deprecated_include",
+                "/opt/esp-idf/components/soc/esp32/include",
+                "~/.espressif/tools/xtensa-esp-elf/esp-13.2.0_20230928/xtensa-esp-elf/xtensa-esp-elf/include"
+            ]
+        }
+    ],
+    "version": 4
+}

examples/wifi/.vscode/settings.json

@@ -0,0 +1,15 @@
+{
+    "dscanner.ignoredKeys": [
+        "dscanner.suspicious.redundant_attributes"
+    ],
+    "d.stdlibPath": [
+        "/opt/ldc-xtensa/include/d"
+    ],
+    "d.neverUseDub": true,
+    "d.projectImportPaths": [
+        "./main/source"
+    ],
+    "files.associations": {
+        "*.c_": "c"
+    }
+}

examples/wifi/CMakeLists.txt

@@ -0,0 +1,4 @@
+cmake_minimum_required(VERSION 3.16)
+
+include($ENV{IDF_PATH}/tools/cmake/project.cmake)
+project(wifi)

examples/wifi/README.md

@@ -0,0 +1,2 @@
+# Wifi example
+

examples/wifi/dbuild.sh

@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+
+set -e
+
+# Config
+DFLAGS+=" --linkonce-templates"
+DFLAGS+=" --preview=in"
+DFLAGS+=" --preview=bitfields"
+DFLAGS+=" --preview=fixImmutableConv"
+DFLAGS+=" --gc"
+# DFLAGS+=" --O3 --boundscheck=off"
+
+# Append default flags based on target
+DFLAGS+=" $(cd "$(dirname "${BASH_SOURCE[0]}")" && dflags.py)"
+export DFLAGS
+
+dub build \
+    --build=plain \
+    --cache=local \
+    --color=always

examples/wifi/docker-env.sh

@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+
+[[ -e /dev/ttyUSB0 ]] && DEVICE_FLAG="--device=/dev/ttyUSB0"
+
+docker run \
+    --rm \
+    --interactive --tty \
+    --volume="${PWD}":/work \
+    $DEVICE_FLAG \
+    jmeeuws/esp-dlang \
+    bash -c " \
+        echo Sourcing /opt/esp-idf/export.sh && \
+        source /opt/esp-idf/export.sh >/dev/null && \
+        ulimit -n 4096 && \
+        \$SHELL \
+    "
+sudo chown -R $UID .

examples/wifi/local-env.sh

@@ -0,0 +1,4 @@
+#!/usr/bin/env -S sh -c "echo Don\\'t run this file, source it!"
+source /opt/esp-idf/export.sh >/dev/null
+export PATH="/opt/ldc-xtensa/bin:/opt/llvm-xtensa/bin:${PATH}"
+export CC="clang" CXX="clang++" DC="ldc2"

examples/wifi/main/CMakeLists.txt

@@ -0,0 +1,19 @@
+idf_component_register(
+    SRCS
+        "source/idfd/tcp.c"
+        "source/idf/esp_common/esp_err/idf_esp_common_esp_err_c_code.c"
+        "source/idf/esp_wifi/idf_esp_wifi_c_code.c"
+    INCLUDE_DIRS "."
+    PRIV_REQUIRES nvs_flash esp_wifi
+)
+
+# Code below is the same for every d component
+add_custom_target(
+    "${COMPONENT_NAME}_dcode" ALL
+    "${PROJECT_DIR}/dbuild.sh"
+    WORKING_DIRECTORY "${COMPONENT_DIR}"
+    BYPRODUCTS "${COMPONENT_DIR}/lib${COMPONENT_NAME}.a"
+    USES_TERMINAL
+)
+target_link_libraries(${COMPONENT_LIB} PRIVATE "${COMPONENT_DIR}/lib${COMPONENT_NAME}.a")
+target_link_options(${COMPONENT_LIB} INTERFACE "-Wl,--start-group") # Allow .a file order

examples/wifi/main/dub.sdl

@@ -0,0 +1,3 @@
+name "main"
+targetType "library"
+buildRequirements "allowWarnings"

examples/wifi/main/source/app/main.d

@@ -0,0 +1,20 @@
+module app.main;
+
+import idfd.tcp : tcp_client;
+import idfd.util;
+import idfd.wifi_client : simpleWifiInit;
+
+import idf.freertos : vTaskDelay;
+import idf.stdio : printf;
+
+// dfmt off
+@safe:
+
+extern(C) void app_main()
+{
+    printf("Hello world!\n");
+
+    simpleWifiInit!("My SSID", "mypassword");
+
+    (() @trusted => tcp_client("10.0.0.10", 1234))();
+}

examples/wifi/main/source/idf/esp_common/esp_err/idf_esp_common_esp_err_c_code.c

@@ -0,0 +1,6 @@
+#include "esp_err.h"
+
+void ESP_ERROR_CHECK_CFunc(esp_err_t err)
+{
+    ESP_ERROR_CHECK(err);
+}

examples/wifi/main/source/idf/esp_common/esp_err/package.d

@@ -0,0 +1,7 @@
+module idf.esp_common.esp_err;
+
+public import idf.esp_common.esp_err.idf_esp_common_esp_err_c_code;
+
+@safe:
+
+void ESP_ERROR_CHECK(esp_err_t err) @trusted => ESP_ERROR_CHECK_CFunc(err);

examples/wifi/main/source/idf/esp_event/idf_esp_event_c_code.c

@@ -0,0 +1 @@
+#include "esp_event.h"

examples/wifi/main/source/idf/esp_event/package.d

@@ -0,0 +1,7 @@
+module idf.esp_event;
+
+public import idf.esp_event.idf_esp_event_c_code;
+
+@safe:
+
+enum ESP_EVENT_ANY_ID = -1;

examples/wifi/main/source/idf/esp_wifi/idf_esp_wifi_c_code.c

@@ -0,0 +1,7 @@
+#include "esp_wifi.h"
+
+wifi_init_config_t WIFI_INIT_CONFIG_DEFAULT_CFunc()
+{
+    wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
+    return cfg;
+}

examples/wifi/main/source/idf/esp_wifi/package.d

@@ -0,0 +1,14 @@
+module idf.esp_wifi;
+
+public import idf.esp_wifi.idf_esp_wifi_c_code;
+
+@safe:
+
+enum auto WIFI_DEFAULT_RX_BA_WIN = CONFIG_ESP_WIFI_RX_BA_WIN;
+enum auto WIFI_DYNAMIC_TX_BUFFER_NUM = CONFIG_ESP_WIFI_DYNAMIC_TX_BUFFER_NUM;
+enum auto WIFI_MGMT_SBUF_NUM = CONFIG_ESP_WIFI_MGMT_SBUF_NUM;
+enum auto WIFI_RX_MGMT_BUF_NUM_DEF = CONFIG_ESP_WIFI_RX_MGMT_BUF_NUM_DEF;
+enum auto WIFI_SOFTAP_BEACON_MAX_LEN = CONFIG_ESP_WIFI_SOFTAP_BEACON_MAX_LEN;
+enum bool WIFI_STA_DISCONNECTED_PM_ENABLED = CONFIG_ESP_WIFI_STA_DISCONNECTED_PM_ENABLE; // Config is ENABLE without the D
+
+wifi_init_config_t WIFI_INIT_CONFIG_DEFAULT() @trusted => WIFI_INIT_CONFIG_DEFAULT_CFunc;