#include <stdio.h> #include <string.h> #include <stdint.h> #include <sys/mman.h> #include <dirent.h> #include <limits.h> #include "esp_partition.h" #include "spiffs.h" #include "spiffs_nucleus.h" #include "spiffs_api.h" #include "catch.hpp" extern "C" void init_spi_flash(const char* chip_size, size_t block_size, size_t sector_size, size_t page_size, const char* partition_bin); static void init_spiffs(spiffs *fs, uint32_t max_files) { spiffs_config cfg; s32_t spiffs_res; const esp_partition_t *partition = esp_partition_find_first(ESP_PARTITION_TYPE_DATA, ESP_PARTITION_SUBTYPE_DATA_SPIFFS, "storage"); REQUIRE(partition); // Configure objects needed by SPIFFS esp_spiffs_t *user_data = (esp_spiffs_t*) calloc(1, sizeof(*user_data)); user_data->partition = partition; fs->user_data = (void*)user_data; cfg.hal_erase_f = spiffs_api_erase; cfg.hal_read_f = spiffs_api_read; cfg.hal_write_f = spiffs_api_write; cfg.log_block_size = CONFIG_WL_SECTOR_SIZE; cfg.log_page_size = CONFIG_SPIFFS_PAGE_SIZE; cfg.phys_addr = 0; cfg.phys_erase_block = CONFIG_WL_SECTOR_SIZE; cfg.phys_size = partition->size; uint32_t work_sz = cfg.log_page_size * 2; uint8_t *work = (uint8_t*) malloc(work_sz); uint32_t fds_sz = max_files * sizeof(spiffs_fd); uint8_t *fds = (uint8_t*) malloc(fds_sz); #if CONFIG_SPIFFS_CACHE uint32_t cache_sz = sizeof(spiffs_cache) + max_files * (sizeof(spiffs_cache_page) + cfg.log_page_size); uint8_t *cache = (uint8_t*) malloc(cache_sz); #else uint32_t cache_sz = 0; uint8_t cache = NULL; #endif // Special mounting procedure: mount, format, mount as per // https://github.com/pellepl/spiffs/wiki/Using-spiffs spiffs_res = SPIFFS_mount(fs, &cfg, work, fds, fds_sz, cache, cache_sz, spiffs_api_check); if (spiffs_res == SPIFFS_ERR_NOT_A_FS) { spiffs_res = SPIFFS_format(fs); REQUIRE(spiffs_res >= SPIFFS_OK); spiffs_res = SPIFFS_mount(fs, &cfg, work, fds, fds_sz, cache, cache_sz, spiffs_api_check); } REQUIRE(spiffs_res >= SPIFFS_OK); } static void deinit_spiffs(spiffs *fs) { SPIFFS_unmount(fs); free(fs->work); free(fs->user_data); free(fs->fd_space); #if CONFIG_SPIFFS_CACHE free(fs->cache); #endif } static void check_spiffs_files(spiffs *fs, const char *base_path, char* cur_path) { DIR *dir; struct dirent *entry; size_t len = strlen(cur_path); if (len == 0) { strcpy(cur_path, base_path); len = strlen(base_path); } dir = opendir(cur_path); REQUIRE(dir != 0); while ((entry = readdir(dir)) != NULL) { char *name = entry->d_name; if (entry->d_type == DT_DIR) { if (!strcmp(name, ".") || !strcmp(name, "..")) continue; cur_path[len] = '/'; strcpy(cur_path + len + 1, name); check_spiffs_files(fs, base_path, cur_path); cur_path[len] = '\0'; } else { char path[PATH_MAX]; // Read the file from host FS strcpy(path, cur_path); strcat(path, "/"); strcat(path, name); FILE* f = fopen(path , "r"); REQUIRE(f); fseek(f, 0, SEEK_END); long sz = ftell(f); fseek(f, 0, SEEK_SET); char *f_contents = (char*) malloc(sz); fread(f_contents, 1, sz, f); fclose(f); s32_t spiffs_res; // Read the file from SPIFFS char *spiffs_path = path + strlen(base_path); spiffs_res = SPIFFS_open(fs, spiffs_path, SPIFFS_RDONLY, 0); REQUIRE(spiffs_res > SPIFFS_OK); spiffs_file fd = spiffs_res; spiffs_stat stat; spiffs_res = SPIFFS_stat(fs, spiffs_path, &stat); char *spiffs_f_contents = (char*) malloc(stat.size); spiffs_res = SPIFFS_read(fs, fd, spiffs_f_contents, stat.size); REQUIRE(spiffs_res == stat.size); // Compare the contents REQUIRE(sz == stat.size); bool same = memcmp(f_contents, spiffs_f_contents, sz) == 0; REQUIRE(same); free(f_contents); free(spiffs_f_contents); } } closedir(dir); } TEST_CASE("format disk, open file, write and read file", "[spiffs]") { init_spi_flash(CONFIG_ESPTOOLPY_FLASHSIZE, CONFIG_WL_SECTOR_SIZE * 16, CONFIG_WL_SECTOR_SIZE, CONFIG_WL_SECTOR_SIZE, "partition_table.bin"); spiffs fs; s32_t spiffs_res; init_spiffs(&fs, 5); // Open test file spiffs_res = SPIFFS_open(&fs, "test.txt", SPIFFS_O_CREAT | SPIFFS_O_RDWR, 0); REQUIRE(spiffs_res >= SPIFFS_OK); // Generate data spiffs_file file = spiffs_res; uint32_t data_size = 100000; char *data = (char*) malloc(data_size); char *read = (char*) malloc(data_size); for(uint32_t i = 0; i < data_size; i += sizeof(i)) { *((uint32_t*)(data + i)) = i; } // Write data to file spiffs_res = SPIFFS_write(&fs, file, (void*)data, data_size); REQUIRE(spiffs_res >= SPIFFS_OK); REQUIRE(spiffs_res == data_size); // Set the file object pointer to the beginning spiffs_res = SPIFFS_lseek(&fs, file, 0, SPIFFS_SEEK_SET); REQUIRE(spiffs_res >= SPIFFS_OK); // Read the file spiffs_res = SPIFFS_read(&fs, file, (void*)read, data_size); REQUIRE(spiffs_res >= SPIFFS_OK); REQUIRE(spiffs_res == data_size); // Close the test file spiffs_res = SPIFFS_close(&fs, file); REQUIRE(spiffs_res >= SPIFFS_OK); REQUIRE(memcmp(data, read, data_size) == 0); deinit_spiffs(&fs); free(read); free(data); } TEST_CASE("can read spiffs image", "[spiffs]") { init_spi_flash(CONFIG_ESPTOOLPY_FLASHSIZE, CONFIG_WL_SECTOR_SIZE * 16, CONFIG_WL_SECTOR_SIZE, CONFIG_WL_SECTOR_SIZE, "partition_table.bin"); spiffs fs; s32_t spiffs_res; const esp_partition_t *partition = esp_partition_find_first(ESP_PARTITION_TYPE_DATA, ESP_PARTITION_SUBTYPE_DATA_SPIFFS, "storage"); // Write the contents of the image file to partition FILE* img_file = fopen("image.bin", "r"); REQUIRE(img_file); fseek(img_file, 0, SEEK_END); long img_size = ftell(img_file); fseek(img_file, 0, SEEK_SET); char *img = (char*) malloc(img_size); fread(img, 1, img_size, img_file); fclose(img_file); REQUIRE(partition->size == img_size); esp_partition_erase_range(partition, 0, partition->size); esp_partition_write(partition, 0, img, img_size); free(img); // Mount the spiffs partition and init filesystem, using the contents of // the image file init_spiffs(&fs, 1024); // Check spiffs consistency spiffs_res = SPIFFS_check(&fs); REQUIRE(spiffs_res == SPIFFS_OK); char path_buf[PATH_MAX]; // The image is created from the spiffs source directory. Compare the files in that // directory to the files read from the SPIFFS image. check_spiffs_files(&fs, "../spiffs", path_buf); deinit_spiffs(&fs); }