av_log(s, AV_LOG_ERROR, "Invalid encryption header\n");
return -1;
}
+ if (oc->k_size + oc->e_size + oc->i_size > geob->datasize) {
+ av_log(s, AV_LOG_ERROR, "Too little GEOB data\n");
+ return AVERROR_INVALIDDATA;
+ }
oc->rid = AV_RB32(&gdata[OMA_ENC_HEADER_SIZE + 28]);
av_log(s, AV_LOG_DEBUG, "RID: %.8x\n", oc->rid);
rprobe(s, gdata, oc->r_val) < 0 &&
nprobe(s, gdata, geob->datasize, oc->n_val) < 0) {
int i;
- for (i = 0; i < sizeof(leaf_table); i += 2) {
+ for (i = 0; i < FF_ARRAY_ELEMS(leaf_table); i += 2) {
uint8_t buf[16];
AV_WL64(buf, leaf_table[i]);
AV_WL64(&buf[8], leaf_table[i+1]);
if (!rprobe(s, gdata, oc->r_val) || !nprobe(s, gdata, geob->datasize, oc->n_val))
break;
}
- if (i >= sizeof(leaf_table)) {
+ if (i >= FF_ARRAY_ELEMS(leaf_table)) {
av_log(s, AV_LOG_ERROR, "Invalid key\n");
return -1;
}
ID3v2ExtraMeta *extra_meta = NULL;
OMAContext *oc = s->priv_data;
- ff_id3v2_read_all(s, ID3v2_EA3_MAGIC, &extra_meta);
+ ff_id3v2_read(s, ID3v2_EA3_MAGIC, &extra_meta);
ret = avio_read(s->pb, buf, EA3_HEADER_SIZE);
if (ret < EA3_HEADER_SIZE)
return -1;
if (oc->encrypted) {
/* previous unencrypted block saved in IV for the next packet (CBC mode) */
- av_des_crypt(&oc->av_des, pkt->data, pkt->data, (packet_size >> 3), oc->iv, 1);
+ av_des_crypt(&oc->av_des, pkt->data, pkt->data, (ret >> 3), oc->iv, 1);
}
return ret;