spiffs_file SPIFFS_open_by_dirent(spiffs *fs, struct spiffs_dirent *e, spiffs_flags flags, spiffs_mode mode) { SPIFFS_API_CHECK_MOUNT(fs); SPIFFS_LOCK(fs); spiffs_fd *fd; s32_t res = spiffs_fd_find_new(fs, &fd); SPIFFS_API_CHECK_RES_UNLOCK(fs, res); res = spiffs_object_open_by_page(fs, e->pix, fd, flags, mode); if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); if (flags & SPIFFS_TRUNC) { res = spiffs_object_truncate(fd, 0, 0); if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); } fd->fdoffset = 0; SPIFFS_UNLOCK(fs); return fd->file_nbr; }
s32_t SPIFFS_remove(spiffs *fs, const char *path) { SPIFFS_API_CHECK_MOUNT(fs); SPIFFS_LOCK(fs); spiffs_fd *fd; spiffs_page_ix pix; s32_t res; res = spiffs_fd_find_new(fs, &fd); SPIFFS_API_CHECK_RES_UNLOCK(fs, res); res = spiffs_object_find_object_index_header_by_name(fs, (u8_t *)path, &pix); if (res != SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); res = spiffs_object_open_by_page(fs, pix, fd, 0,0); if (res != SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); res = spiffs_object_truncate(fd, 0, 1); if (res != SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); SPIFFS_UNLOCK(fs); return 0; }
spiffs_file spiffs_open_by_dirent(spiffs *fs, spiffs_dirent *e, spiffs_flags flags, spiffs_mode mode) { SPIFFS_API_CHECK_CFG(fs); SPIFFS_API_CHECK_MOUNT(fs); SPIFFS_LOCK(fs); spiffs_fd *fd; s32_t res = spiffs_fd_find_new(fs, &fd); SPIFFS_API_CHECK_RES_UNLOCK(fs, res); res = spiffs_object_open_by_page(fs, e->pix, fd, flags, mode); if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); #if !SPIFFS_READ_ONLY if (flags & SPIFFS_O_TRUNC) { res = spiffs_object_truncate(fd, 0, 0); if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); } #endif // !SPIFFS_READ_ONLY fd->fdoffset = 0; SPIFFS_UNLOCK(fs); return SPIFFS_FH_OFFS(fs, fd->file_nbr); }
s32_t spiffs_rename(spiffs *fs, const char *old_path, const char *new_path) { #if SPIFFS_READ_ONLY (void)fs; (void)old_path; (void)new_path; return SPIFFS_ERR_RO_NOT_IMPL; #else SPIFFS_API_CHECK_CFG(fs); SPIFFS_API_CHECK_MOUNT(fs); if (strlen(new_path) > SPIFFS_OBJ_NAME_LEN - 1 || strlen(old_path) > SPIFFS_OBJ_NAME_LEN - 1) { SPIFFS_API_CHECK_RES(fs, SPIFFS_ERR_NAME_TOO_LONG); } SPIFFS_LOCK(fs); spiffs_page_ix pix_old, pix_dummy; spiffs_fd *fd; s32_t res = spiffs_object_find_object_index_header_by_name(fs, (const u8_t*)old_path, &pix_old); SPIFFS_API_CHECK_RES_UNLOCK(fs, res); res = spiffs_object_find_object_index_header_by_name(fs, (const u8_t*)new_path, &pix_dummy); if (res == SPIFFS_ERR_NOT_FOUND) { res = SPIFFS_OK; } else if (res == SPIFFS_OK) { res = SPIFFS_ERR_CONFLICTING_NAME; } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); res = spiffs_fd_find_new(fs, &fd); SPIFFS_API_CHECK_RES_UNLOCK(fs, res); res = spiffs_object_open_by_page(fs, pix_old, fd, 0, 0); if (res != SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); res = spiffs_object_update_index_hdr(fs, fd, fd->obj_id, fd->objix_hdr_pix, 0, (const u8_t*)new_path, 0, &pix_dummy); spiffs_fd_return(fs, fd->file_nbr); SPIFFS_API_CHECK_RES_UNLOCK(fs, res); SPIFFS_UNLOCK(fs); return res; #endif // SPIFFS_READ_ONLY }
spiffs_file SPIFFS_open_by_page(spiffs *fs, spiffs_page_ix page_ix, spiffs_flags flags, spiffs_mode mode) { SPIFFS_API_CHECK_CFG(fs); SPIFFS_API_CHECK_MOUNT(fs); SPIFFS_LOCK(fs); spiffs_fd *fd; s32_t res = spiffs_fd_find_new(fs, &fd); SPIFFS_API_CHECK_RES_UNLOCK(fs, res); if (SPIFFS_IS_LOOKUP_PAGE(fs, page_ix)) { res = SPIFFS_ERR_NOT_A_FILE; spiffs_fd_return(fs, fd->file_nbr); SPIFFS_API_CHECK_RES_UNLOCK(fs, res); } res = spiffs_object_open_by_page(fs, page_ix, fd, flags, mode); if (res == SPIFFS_ERR_IS_FREE || res == SPIFFS_ERR_DELETED || res == SPIFFS_ERR_NOT_FINALIZED || res == SPIFFS_ERR_NOT_INDEX || res == SPIFFS_ERR_INDEX_SPAN_MISMATCH) { res = SPIFFS_ERR_NOT_A_FILE; } if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); #if !SPIFFS_READ_ONLY if (flags & SPIFFS_O_TRUNC) { res = spiffs_object_truncate(fd, 0, 0); if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); } #endif // !SPIFFS_READ_ONLY fd->fdoffset = 0; SPIFFS_UNLOCK(fs); return SPIFFS_FH_OFFS(fs, fd->file_nbr); }
s32_t spiffs_remove(spiffs *fs, const char *path) { #if SPIFFS_READ_ONLY (void)fs; (void)path; return SPIFFS_ERR_RO_NOT_IMPL; #else SPIFFS_API_CHECK_CFG(fs); SPIFFS_API_CHECK_MOUNT(fs); if (strlen(path) > SPIFFS_OBJ_NAME_LEN - 1) { SPIFFS_API_CHECK_RES(fs, SPIFFS_ERR_NAME_TOO_LONG); } SPIFFS_LOCK(fs); spiffs_fd *fd; spiffs_page_ix pix; s32_t res; res = spiffs_fd_find_new(fs, &fd); SPIFFS_API_CHECK_RES_UNLOCK(fs, res); res = spiffs_object_find_object_index_header_by_name(fs, (const u8_t*)path, &pix); if (res != SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); res = spiffs_object_open_by_page(fs, pix, fd, 0,0); if (res != SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); res = spiffs_object_truncate(fd, 0, 1); if (res != SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); SPIFFS_UNLOCK(fs); return 0; #endif // SPIFFS_READ_ONLY }
s32_t SPIFFS_rename(spiffs *fs, const char *old, const char *newname) { SPIFFS_API_CHECK_MOUNT(fs); SPIFFS_LOCK(fs); spiffs_page_ix pix_old, pix_dummy; spiffs_fd *fd; s32_t res = spiffs_object_find_object_index_header_by_name(fs, (u8_t*)old, &pix_old); SPIFFS_API_CHECK_RES_UNLOCK(fs, res); res = spiffs_object_find_object_index_header_by_name(fs, (u8_t*)newname, &pix_dummy); if (res == SPIFFS_ERR_NOT_FOUND) { res = SPIFFS_OK; } else if (res == SPIFFS_OK) { res = SPIFFS_ERR_CONFLICTING_NAME; } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); res = spiffs_fd_find_new(fs, &fd); SPIFFS_API_CHECK_RES_UNLOCK(fs, res); res = spiffs_object_open_by_page(fs, pix_old, fd, 0, 0); if (res != SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); res = spiffs_object_update_index_hdr(fs, fd, fd->obj_id, fd->objix_hdr_pix, 0, (u8_t*)newname, 0, &pix_dummy); if (res != SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); SPIFFS_UNLOCK(fs); return res; }
spiffs_file SPIFFS_open(spiffs *fs, char *path, spiffs_flags flags, spiffs_mode mode) { (void)mode; SPIFFS_API_CHECK_CFG(fs); SPIFFS_API_CHECK_MOUNT(fs); SPIFFS_LOCK(fs); spiffs_fd *fd; spiffs_page_ix pix; s32_t res = spiffs_fd_find_new(fs, &fd); SPIFFS_API_CHECK_RES_UNLOCK(fs, res); res = spiffs_object_find_object_index_header_by_name(fs, (u8_t*)path, &pix); if ((flags & SPIFFS_CREAT) == 0) { if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); } if ((flags & SPIFFS_CREAT) && res == SPIFFS_ERR_NOT_FOUND) { spiffs_obj_id obj_id; // no need to enter conflicting name here, already looked for it above res = spiffs_obj_lu_find_free_obj_id(fs, &obj_id, 0); if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); res = spiffs_object_create(fs, obj_id, (u8_t*)path, SPIFFS_TYPE_FILE, &pix); if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); flags &= ~SPIFFS_TRUNC; } else { if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); } res = spiffs_object_open_by_page(fs, pix, fd, flags, mode); if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); if (flags & SPIFFS_TRUNC) { res = spiffs_object_truncate(fd, 0, 0); if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); } fd->fdoffset = 0; SPIFFS_UNLOCK(fs); return fd->file_nbr; }
void SPIFFS_close(spiffs *fs, spiffs_file fh) { if (!SPIFFS_CHECK_MOUNT(fs)) { fs->errno = SPIFFS_ERR_NOT_MOUNTED; return; } SPIFFS_LOCK(fs); #if SPIFFS_CACHE spiffs_fflush_cache(fs, fh); #endif spiffs_fd_return(fs, fh); SPIFFS_UNLOCK(fs); }
spiffs_file ICACHE_FLASH_ATTR SPIFFS_open(spiffs *fs, const char *path, spiffs_flags flags, spiffs_mode mode) { SPIFFS_API_CHECK_MOUNT(fs); SPIFFS_LOCK(fs); spiffs_fd *fd; spiffs_page_ix pix; s32_t res = spiffs_fd_find_new(fs, &fd); SPIFFS_API_CHECK_RES_UNLOCK(fs, res); res = spiffs_object_find_object_index_header_by_name(fs, (u8_t*)path, &pix); if ((flags & SPIFFS_CREAT) == 0) { if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); } if ((flags & SPIFFS_CREAT) && res == SPIFFS_ERR_NOT_FOUND) { spiffs_obj_id obj_id; res = spiffs_obj_lu_find_free_obj_id(fs, &obj_id); if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); res = spiffs_object_create(fs, obj_id, (u8_t*)path, SPIFFS_TYPE_FILE, &pix); if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); flags &= ~SPIFFS_TRUNC; } else { if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); } res = spiffs_object_open_by_page(fs, pix, fd, flags, flags); if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); if (flags & SPIFFS_TRUNC) { res = spiffs_object_truncate(fd, 0, 0); if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); } fd->fdoffset = 0; SPIFFS_UNLOCK(fs); return fd->file_nbr; }
void SPIFFS_unmount(spiffs *fs) { if (!SPIFFS_CHECK_MOUNT(fs)) return; SPIFFS_LOCK(fs); u32_t i; spiffs_fd *fds = (spiffs_fd *)fs->fd_space; for (i = 0; i < fs->fd_count; i++) { spiffs_fd *cur_fd = &fds[i]; if (cur_fd->file_nbr != 0) { #if SPIFFS_CACHE (void)spiffs_fflush_cache(fs, cur_fd->file_nbr); #endif spiffs_fd_return(fs, cur_fd->file_nbr); } } fs->block_count = 0; SPIFFS_UNLOCK(fs); }
s32_t SPIFFS_close(spiffs *fs, spiffs_file fh) { SPIFFS_API_CHECK_CFG(fs); SPIFFS_API_CHECK_MOUNT(fs); s32_t res = SPIFFS_OK; SPIFFS_LOCK(fs); #if SPIFFS_CACHE res = spiffs_fflush_cache(fs, fh); SPIFFS_API_CHECK_RES_UNLOCK(fs, res); #endif res = spiffs_fd_return(fs, fh); SPIFFS_API_CHECK_RES_UNLOCK(fs, res); SPIFFS_UNLOCK(fs); return res; }
void ICACHE_FLASH_ATTR SPIFFS_close(spiffs *fs, spiffs_file fh) { if (!SPIFFS_CHECK_CFG((fs))) { (fs)->err_code = SPIFFS_ERR_NOT_CONFIGURED; return; } if (!SPIFFS_CHECK_MOUNT(fs)) { fs->err_code = SPIFFS_ERR_NOT_MOUNTED; return; } SPIFFS_LOCK(fs); #if SPIFFS_CACHE spiffs_fflush_cache(fs, fh); #endif spiffs_fd_return(fs, fh); SPIFFS_UNLOCK(fs); }
spiffs_file SPIFFS_open(spiffs *fs, const char *path, spiffs_flags flags, spiffs_mode mode) { (void)mode; SPIFFS_API_CHECK_CFG(fs); SPIFFS_API_CHECK_MOUNT(fs); if (strlen(path) > SPIFFS_OBJ_NAME_LEN - 1) { SPIFFS_API_CHECK_RES(fs, SPIFFS_ERR_NAME_TOO_LONG); } SPIFFS_LOCK(fs); spiffs_fd *fd; spiffs_page_ix pix; #if SPIFFS_READ_ONLY // not valid flags in read only mode flags &= ~SPIFFS_WRONLY | SPIFFS_CREAT | SPIFFS_TRUNC; #endif // SPIFFS_READ_ONLY s32_t res = spiffs_fd_find_new(fs, &fd); SPIFFS_API_CHECK_RES_UNLOCK(fs, res); res = spiffs_object_find_object_index_header_by_name(fs, (const u8_t*)path, &pix); if ((flags & SPIFFS_O_CREAT) == 0) { if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); } if (res == SPIFFS_OK && (flags & (SPIFFS_O_CREAT | SPIFFS_O_EXCL)) == (SPIFFS_O_CREAT | SPIFFS_O_EXCL)) { // creat and excl and file exists - fail res = SPIFFS_ERR_FILE_EXISTS; spiffs_fd_return(fs, fd->file_nbr); SPIFFS_API_CHECK_RES_UNLOCK(fs, res); } if ((flags & SPIFFS_O_CREAT) && res == SPIFFS_ERR_NOT_FOUND) { #if !SPIFFS_READ_ONLY spiffs_obj_id obj_id; // no need to enter conflicting name here, already looked for it above res = spiffs_obj_lu_find_free_obj_id(fs, &obj_id, 0); if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); res = spiffs_object_create(fs, obj_id, (const u8_t*)path, SPIFFS_TYPE_FILE, &pix); if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); flags &= ~SPIFFS_O_TRUNC; #endif // !SPIFFS_READ_ONLY } else { if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); } res = spiffs_object_open_by_page(fs, pix, fd, flags, mode); if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); #if !SPIFFS_READ_ONLY if (flags & SPIFFS_O_TRUNC) { res = spiffs_object_truncate(fd, 0, 0); if (res < SPIFFS_OK) { spiffs_fd_return(fs, fd->file_nbr); } SPIFFS_API_CHECK_RES_UNLOCK(fs, res); } #endif // !SPIFFS_READ_ONLY fd->fdoffset = 0; SPIFFS_UNLOCK(fs); return SPIFFS_FH_OFFS(fs, fd->file_nbr); }