1b0104773SPascal Brand /* 2b0104773SPascal Brand * Copyright (c) 2014, STMicroelectronics International N.V. 3b0104773SPascal Brand * All rights reserved. 4b0104773SPascal Brand * 5b0104773SPascal Brand * Redistribution and use in source and binary forms, with or without 6b0104773SPascal Brand * modification, are permitted provided that the following conditions are met: 7b0104773SPascal Brand * 8b0104773SPascal Brand * 1. Redistributions of source code must retain the above copyright notice, 9b0104773SPascal Brand * this list of conditions and the following disclaimer. 10b0104773SPascal Brand * 11b0104773SPascal Brand * 2. Redistributions in binary form must reproduce the above copyright notice, 12b0104773SPascal Brand * this list of conditions and the following disclaimer in the documentation 13b0104773SPascal Brand * and/or other materials provided with the distribution. 14b0104773SPascal Brand * 15b0104773SPascal Brand * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 16b0104773SPascal Brand * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17b0104773SPascal Brand * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18b0104773SPascal Brand * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 19b0104773SPascal Brand * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 20b0104773SPascal Brand * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 21b0104773SPascal Brand * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 22b0104773SPascal Brand * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 23b0104773SPascal Brand * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 24b0104773SPascal Brand * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 25b0104773SPascal Brand * POSSIBILITY OF SUCH DAMAGE. 26b0104773SPascal Brand */ 27b0104773SPascal Brand 28b0104773SPascal Brand #include <tee/tee_obj.h> 29b0104773SPascal Brand 30b0104773SPascal Brand #include <stdlib.h> 31b0104773SPascal Brand #include <tee_api_defines.h> 32b0104773SPascal Brand #include <mm/tee_mmu.h> 33b0104773SPascal Brand #include <tee/tee_fs.h> 34b0104773SPascal Brand #include <tee/tee_pobj.h> 354de4bebcSJens Wiklander #include <trace.h> 36b0104773SPascal Brand 37b0104773SPascal Brand void tee_obj_add(struct tee_ta_ctx *ctx, struct tee_obj *o) 38b0104773SPascal Brand { 39b0104773SPascal Brand TAILQ_INSERT_TAIL(&ctx->objects, o, link); 40b0104773SPascal Brand } 41b0104773SPascal Brand 42b0104773SPascal Brand TEE_Result tee_obj_get(struct tee_ta_ctx *ctx, uint32_t obj_id, 43b0104773SPascal Brand struct tee_obj **obj) 44b0104773SPascal Brand { 45b0104773SPascal Brand struct tee_obj *o; 46b0104773SPascal Brand 47b0104773SPascal Brand TAILQ_FOREACH(o, &ctx->objects, link) { 48*61ea19fdSJens Wiklander if (obj_id == (vaddr_t)o) { 49b0104773SPascal Brand *obj = o; 50b0104773SPascal Brand return TEE_SUCCESS; 51b0104773SPascal Brand } 52b0104773SPascal Brand } 53b0104773SPascal Brand return TEE_ERROR_BAD_PARAMETERS; 54b0104773SPascal Brand } 55b0104773SPascal Brand 56b0104773SPascal Brand void tee_obj_close(struct tee_ta_ctx *ctx, struct tee_obj *o) 57b0104773SPascal Brand { 58b0104773SPascal Brand TAILQ_REMOVE(&ctx->objects, o, link); 59b0104773SPascal Brand 60c0346845SJens Wiklander if ((o->info.handleFlags & TEE_HANDLE_FLAG_PERSISTENT) && o->fd >= 0) { 611fd927ebSJames Kung tee_file_ops.close(o->fd); 62b0104773SPascal Brand tee_pobj_release(o->pobj); 63b0104773SPascal Brand } 64b0104773SPascal Brand 6551835057SJerome Forissier if (o->cleanup) 6651835057SJerome Forissier o->cleanup(o->data, true); 67b0104773SPascal Brand free(o->data); 68b0104773SPascal Brand free(o); 69b0104773SPascal Brand } 70b0104773SPascal Brand 71b0104773SPascal Brand void tee_obj_close_all(struct tee_ta_ctx *ctx) 72b0104773SPascal Brand { 73b0104773SPascal Brand struct tee_obj_head *objects = &ctx->objects; 74b0104773SPascal Brand 75b0104773SPascal Brand while (!TAILQ_EMPTY(objects)) 76b0104773SPascal Brand tee_obj_close(ctx, TAILQ_FIRST(objects)); 77b0104773SPascal Brand } 78