mirror of
https://github.com/pineappleEA/pineapple-src.git
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177 lines
6.1 KiB
C
177 lines
6.1 KiB
C
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/*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "libavutil/encryption_info.h"
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#include <stdio.h>
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#include <string.h>
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#include "libavutil/avassert.h"
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static const AVSubsampleEncryptionInfo test_subsamples[] = {{1, 2}, {3, 4}, {5, 6}, {7, 8}};
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static const size_t test_subsample_count = sizeof(test_subsamples) / sizeof(test_subsamples[0]);
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static const uint8_t test_iv[] = {0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18};
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static const uint8_t test_key_id[] = {0x21, 0x22, 0x23, 0x24};
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static const uint8_t test_key_id_2[] = {0x31, 0x32, 0x33, 0x34};
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static const uint8_t test_system_id[] = {0x41, 0x42, 0x43};
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static const uint8_t test_data[] = {0x51, 0x52};
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static int compare_encryption_info(const AVEncryptionInfo *a, const AVEncryptionInfo *b) {
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if (!a || !b || a->scheme != b->scheme || a->crypt_byte_block != b->crypt_byte_block ||
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a->skip_byte_block != b->skip_byte_block || a->key_id_size != b->key_id_size ||
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a->iv_size != b->iv_size || a->subsample_count != b->subsample_count)
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return 1;
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if (memcmp(a->key_id, b->key_id, a->key_id_size) != 0 ||
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memcmp(a->iv, b->iv, a->iv_size) != 0 ||
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memcmp(a->subsamples, b->subsamples, a->subsample_count * sizeof(a->subsamples[0])))
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return 1;
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return 0;
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}
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static int compare_encryption_init_info(const AVEncryptionInitInfo *a, const AVEncryptionInitInfo *b) {
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if (!a || !b || a->system_id_size != b->system_id_size ||
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a->num_key_ids != b->num_key_ids || a->key_id_size != b->key_id_size ||
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a->data_size != b->data_size)
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return 1;
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if (memcmp(a->system_id, b->system_id, a->system_id_size) != 0 ||
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memcmp(a->data, b->data, a->data_size) != 0)
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return 1;
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for (uint32_t i = 0; i < a->num_key_ids; i++) {
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if (memcmp(a->key_ids[i], b->key_ids[i], a->key_id_size) != 0)
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return 1;
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}
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if (a->next || b->next) {
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if (!a->next || !b->next)
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return 1;
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if (compare_encryption_init_info(a->next, b->next) != 0)
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return 1;
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}
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return 0;
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}
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static void run_encryption_info_test(void)
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{
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AVEncryptionInfo *info, *copy;
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uint8_t *side_data;
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size_t side_data_size;
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info = av_encryption_info_alloc(test_subsample_count, sizeof(test_key_id), sizeof(test_iv));
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av_assert0(info);
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av_assert0(info->key_id);
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av_assert0(info->key_id_size == sizeof(test_key_id));
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av_assert0(info->iv);
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av_assert0(info->iv_size == sizeof(test_iv));
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av_assert0(info->subsamples);
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av_assert0(info->subsample_count == test_subsample_count);
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info->scheme = 1234;
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info->crypt_byte_block = 333;
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info->skip_byte_block = 444;
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memcpy(info->key_id, test_key_id, sizeof(test_key_id));
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memcpy(info->iv, test_iv, sizeof(test_iv));
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memcpy(info->subsamples, test_subsamples, sizeof(test_subsamples));
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copy = av_encryption_info_clone(info);
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av_assert0(copy);
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av_assert0(copy != info);
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av_assert0(compare_encryption_info(info, copy) == 0);
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av_encryption_info_free(copy);
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side_data = av_encryption_info_add_side_data(info, &side_data_size);
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av_assert0(side_data);
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av_assert0(side_data_size > 0);
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copy = av_encryption_info_get_side_data(side_data, side_data_size);
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av_assert0(copy);
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av_assert0(copy != info);
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av_assert0(compare_encryption_info(info, copy) == 0);
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av_encryption_info_free(copy);
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av_free(side_data);
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av_encryption_info_free(info);
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}
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static AVEncryptionInitInfo *create_init_info(void)
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{
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AVEncryptionInitInfo *info;
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info = av_encryption_init_info_alloc(sizeof(test_system_id), 2, sizeof(test_key_id), sizeof(test_data));
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av_assert0(info);
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av_assert0(info->system_id);
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av_assert0(info->system_id_size == sizeof(test_system_id));
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av_assert0(info->key_ids);
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av_assert0(info->num_key_ids == 2);
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av_assert0(info->key_id_size == sizeof(test_key_id));
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av_assert0(info->key_ids[0]);
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av_assert0(info->key_ids[1]);
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av_assert0(info->data);
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av_assert0(info->data_size == sizeof(test_data));
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av_assert0(!info->next);
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memcpy(info->system_id, test_system_id, sizeof(test_system_id));
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memcpy(info->key_ids[0], test_key_id, sizeof(test_key_id));
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memcpy(info->key_ids[1], test_key_id_2, sizeof(test_key_id_2));
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memcpy(info->data, test_data, sizeof(test_data));
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return info;
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}
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static void run_encryption_init_info_test(void)
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{
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AVEncryptionInitInfo *info, *copy;
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uint8_t *side_data;
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size_t side_data_size;
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info = create_init_info();
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side_data = av_encryption_init_info_add_side_data(info, &side_data_size);
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av_assert0(side_data);
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av_assert0(side_data_size > 0);
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copy = av_encryption_init_info_get_side_data(side_data, side_data_size);
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av_assert0(copy);
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av_assert0(compare_encryption_init_info(info, copy) == 0);
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av_encryption_init_info_free(copy);
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av_free(side_data);
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// Make the first init info different from the second to test the correct order.
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memset(info->system_id, 0, info->system_id_size);
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info->next = create_init_info();
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side_data = av_encryption_init_info_add_side_data(info, &side_data_size);
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av_assert0(side_data);
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copy = av_encryption_init_info_get_side_data(side_data, side_data_size);
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av_assert0(copy);
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av_assert0(compare_encryption_init_info(info, copy) == 0);
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av_encryption_init_info_free(copy);
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av_free(side_data);
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av_encryption_init_info_free(info);
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}
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int main(int argc, char **argv)
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{
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run_encryption_info_test();
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run_encryption_init_info_test();
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return 0;
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}
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