6012             if (!(*sc)->cenc.default_encrypted_sample)  in get_current_encryption_info()
6028         if (!(*sc)->cenc.encryption_index) {  in get_current_encryption_info()
6030             if (!(*sc)->cenc.default_encrypted_sample)  in get_current_encryption_info()
6032             (*sc)->cenc.encryption_index = av_mallocz(sizeof(*frag_stream_info->encryption_index));  in get_current_encryption_info()
6033             if (!(*sc)->cenc.encryption_index)  in get_current_encryption_info()
6037         *encryption_index = (*sc)->cenc.encryption_index;  in get_current_encryption_info()
6048     if (!sc->cenc.default_encrypted_sample) {  in mov_read_sample_encryption_info()
6053     *sample = av_encryption_info_clone(sc->cenc.default_encrypted_sample);  in mov_read_sample_encryption_info()
6057     if (sc->cenc.per_sample_iv_size != 0) {  in mov_read_sample_encryption_info()
6058         if ((ret = ffio_read_size(pb, (*sample)->iv, sc->cenc.per_sample_iv_size)) < 0) {  in mov_read_sample_encryption_info()
6187 …ret = mov_read_sample_encryption_info(c, pb, sc, sample, sample_info_size > sc->cenc.per_sample_iv…  in mov_parse_auxiliary_info()
6267         if (sc->cenc.default_encrypted_sample) {  in mov_read_saiz()
6268             if (aux_info_type != sc->cenc.default_encrypted_sample->scheme) {  in mov_read_saiz()
6289     } else if (!sc->cenc.default_encrypted_sample) {  in mov_read_saiz()
6341         if (sc->cenc.default_encrypted_sample) {  in mov_read_saio()
6342             if (aux_info_type != sc->cenc.default_encrypted_sample->scheme) {  in mov_read_saio()
6363     } else if (!sc->cenc.default_encrypted_sample) {  in mov_read_saio()
6537     if (!sc->cenc.default_encrypted_sample) {  in mov_read_schm()
6538         sc->cenc.default_encrypted_sample = av_encryption_info_alloc(0, 16, 16);  in mov_read_schm()
6539         if (!sc->cenc.default_encrypted_sample) {  in mov_read_schm()
6544     sc->cenc.default_encrypted_sample->scheme = avio_rb32(pb);  in mov_read_schm()
6564     if (!sc->cenc.default_encrypted_sample) {  in mov_read_tenc()
6565         sc->cenc.default_encrypted_sample = av_encryption_info_alloc(0, 16, 16);  in mov_read_tenc()
6566         if (!sc->cenc.default_encrypted_sample) {  in mov_read_tenc()
6581         sc->cenc.default_encrypted_sample->crypt_byte_block = pattern >> 4;  in mov_read_tenc()
6582         sc->cenc.default_encrypted_sample->skip_byte_block = pattern & 0xf;  in mov_read_tenc()
6586     if (is_protected && !sc->cenc.encryption_index) {  in mov_read_tenc()
6588         sc->cenc.encryption_index = av_mallocz(sizeof(MOVEncryptionIndex));  in mov_read_tenc()
6589         if (!sc->cenc.encryption_index)  in mov_read_tenc()
6592     sc->cenc.per_sample_iv_size = avio_r8(pb);  in mov_read_tenc()
6593     if (sc->cenc.per_sample_iv_size != 0 && sc->cenc.per_sample_iv_size != 8 &&  in mov_read_tenc()
6594         sc->cenc.per_sample_iv_size != 16) {  in mov_read_tenc()
6598     if (avio_read(pb, sc->cenc.default_encrypted_sample->key_id, 16) != 16) {  in mov_read_tenc()
6603     if (is_protected && !sc->cenc.per_sample_iv_size) {  in mov_read_tenc()
6610         if (avio_read(pb, sc->cenc.default_encrypted_sample->iv, iv_size) != iv_size) {  in mov_read_tenc()
6665     if (!sc->cenc.aes_ctr) {  in cenc_decrypt()
6667         sc->cenc.aes_ctr = av_aes_ctr_alloc();  in cenc_decrypt()
6668         if (!sc->cenc.aes_ctr) {  in cenc_decrypt()
6672         ret = av_aes_ctr_init(sc->cenc.aes_ctr, c->decryption_key);  in cenc_decrypt()
6678     av_aes_ctr_set_full_iv(sc->cenc.aes_ctr, sample->iv);  in cenc_decrypt()
6682         av_aes_ctr_crypt(sc->cenc.aes_ctr, input, input, size);  in cenc_decrypt()
6697 …   av_aes_ctr_crypt(sc->cenc.aes_ctr, input, input, sample->subsamples[i].bytes_of_protected_data);  in cenc_decrypt()
6727                 encryption_index = sc->cenc.encryption_index;  in cenc_filter()
6731         encryption_index = sc->cenc.encryption_index;  in cenc_filter()
6748             encrypted_sample = sc->cenc.default_encrypted_sample;  in cenc_filter()
7446         mov_free_encryption_index(&sc->cenc.encryption_index);  in mov_read_close()
7447         av_encryption_info_free(sc->cenc.default_encrypted_sample);  in mov_read_close()
7448         av_aes_ctr_free(sc->cenc.aes_ctr);  in mov_read_close()