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95 lines
2.0 KiB
95 lines
2.0 KiB
#include <stdio.h>
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#include <inttypes.h>
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#include <freertos/FreeRTOS.h>
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#include <freertos/task.h>
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#include <string.h>
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#include <stdbool.h>
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#include <lua/lua.h>
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#include <lua/lauxlib.h>
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#include <lua/lualib.h>
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#include <esp_spiffs.h>
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#include <esp_err.h>
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#include <esp_log.h>
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static const char *TAG = "LUA-VFS";
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static void report(lua_State *L, int status)
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{
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if (status == LUA_OK) return;
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const char *msg = lua_tostring(L, -1);
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printf("%s\n", msg);
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lua_pop(L, 1);
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}
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static void halt()
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{
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ESP_LOGE(TAG, "System halted");
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while (1)
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vTaskDelay(1000);
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}
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static void mount_fs()
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{
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esp_vfs_spiffs_conf_t conf = {
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.base_path = "/lua",
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.partition_label = NULL,
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.max_files = 5,
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.format_if_mount_failed = false
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};
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esp_err_t ret = esp_vfs_spiffs_register(&conf);
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switch (ret)
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{
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case ESP_OK:
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break;
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case ESP_FAIL:
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ESP_LOGE(TAG, "Failed to mount or format filesystem");
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halt();
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break;
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case ESP_ERR_NOT_FOUND:
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ESP_LOGE(TAG, "Failed to find SPIFFS partition");
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halt();
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break;
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default:
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ESP_LOGE(TAG, "Failed to initialize SPIFFS (%s)", esp_err_to_name(ret));
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halt();
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}
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size_t total = 0, used = 0;
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ESP_ERROR_CHECK(esp_spiffs_info(NULL, &total, &used));
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ESP_LOGI(TAG, "Partition size: total: %d, used: %d", total, used);
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}
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void test(void *arg)
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{
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mount_fs();
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lua_State *L = luaL_newstate();
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ESP_ERROR_CHECK(L ? ESP_OK : ESP_FAIL);
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luaL_openlibs(L);
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int r = luaL_loadfilex(L, "/lua/main.lua", NULL);
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if (r != LUA_OK)
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printf("Failed to execute /lua/main.lua\n");
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else
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r = lua_pcall(L, 0, LUA_MULTRET, 0);
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report(L, r);
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lua_close(L);
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printf("State closed, heap: %" PRIu32 "\n", xPortGetFreeHeapSize());
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while (1)
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{
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printf(".");
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fflush(stdout);
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vTaskDelay(100);
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}
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}
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void app_main()
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{
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xTaskCreate(test, "test", 0x10000, NULL, 5, NULL);
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}
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