46 uint8_t
buf[0x80][0x800];
76 const uint8_t *buf,
const uint8_t *end)
78 const uint8_t *p = buf;
80 while (end - p >= 2) {
81 unsigned int item_len = p[0], config_item = p[1];
83 if (item_len < 2 || end - p < item_len || config_item > 4)
86 switch (config_item) {
88 return p - buf + item_len;
153 const uint8_t *buf,
const uint8_t *end)
155 const uint8_t *p = buf;
156 unsigned int id,
len, type, to_copy;
168 if (end - p < len + (type == 0x7F) ||
id >= 0x80)
174 to_copy =
FFMIN(len + (p - &buf[1]), 0x800 - qdm->
len[
id]);
175 memcpy(&qdm->
buf[
id][qdm->
len[
id]], buf + 1, to_copy);
176 qdm->
len[
id] += to_copy;
178 return p + len - buf;
188 int to_copy, n, res, include_csum;
189 uint8_t *p, *csum_pos =
NULL;
192 assert(qdm->
cache > 0);
193 for (n = 0; n < 0x80; n++)
205 if (qdm->
len[n] > 0xff) {
220 memcpy(p, qdm->
buf[n], to_copy);
225 unsigned int total = 0;
230 AV_WB16(csum_pos, (uint16_t) total);
240 const uint8_t *buf,
int len,
int flags)
243 const uint8_t *end = buf +
len, *p = buf;
253 "Out of sequence config - dropping queue\n");
255 memset(qdm->
len, 0,
sizeof(qdm->
len));
273 while (end - p >= 4) {
283 for (n = 0; n < 0x80; n++)
291 if (--qdm->
cache == 0)
297 return (qdm->
cache > 0) ? 1 : 0;