This matches better match its meaning, it is not the length of the whole
header, but only of the header_data section.
- printf("packet_type: 0x%08x (%u)\n", h->packet_type, h->packet_type);
- printf("unknown0: 0x%02hhx (%hhu)\n", h->unknown0, h->unknown0);
- printf("header_len: 0x%02hhx (%hhu)\n", h->header_len, h->header_len);
- printf("unknown2: 0x%02hhx (%hhu)\n", h->unknown2, h->unknown2);
- printf("unknown3: 0x%02hhx (%hhu)\n", h->unknown3, h->unknown3);
+ printf("packet_type: 0x%08x (%u)\n", h->packet_type, h->packet_type);
+ printf("unknown0: 0x%02hhx (%hhu)\n", h->unknown0, h->unknown0);
+ printf("header_data_len: 0x%02hhx (%hhu)\n", h->header_data_len, h->header_data_len);
+ printf("unknown2: 0x%02hhx (%hhu)\n", h->unknown2, h->unknown2);
+ printf("unknown3: 0x%02hhx (%hhu)\n", h->unknown3, h->unknown3);
switch(h->packet_type) {
case AM7XXX_PACKET_TYPE_IMAGE:
switch(h->packet_type) {
case AM7XXX_PACKET_TYPE_IMAGE:
{
int ret;
struct am7xxx_header h = {
{
int ret;
struct am7xxx_header h = {
- .packet_type = htole32(AM7XXX_PACKET_TYPE_IMAGE),
- .unknown0 = 0x00,
- .header_len = sizeof(struct am7xxx_image_header),
- .unknown2 = 0x3e,
- .unknown3 = 0x10,
+ .packet_type = htole32(AM7XXX_PACKET_TYPE_IMAGE),
+ .unknown0 = 0x00,
+ .header_data_len = sizeof(struct am7xxx_image_header),
+ .unknown2 = 0x3e,
+ .unknown3 = 0x10,
.header_data = {
.image = {
.format = htole32(format),
.header_data = {
.image = {
.format = htole32(format),
struct am7xxx_header {
uint32_t packet_type;
uint8_t unknown0;
struct am7xxx_header {
uint32_t packet_type;
uint8_t unknown0;
+ uint8_t header_data_len;
uint8_t unknown2;
uint8_t unknown3;
union {
uint8_t unknown2;
uint8_t unknown3;
union {
};
am7xxx_device am7xxx_init(void);
};
am7xxx_device am7xxx_init(void);
void am7xxx_shutdown(am7xxx_device dev);
int am7xxx_send_image(am7xxx_device dev,
void am7xxx_shutdown(am7xxx_device dev);
int am7xxx_send_image(am7xxx_device dev,