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avb: clean up some packets

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Listen to all messages. We don't seem to receive TSN messages from our
local host it seems.
Reply with not-implemented for an AEM_COMMANDS.
Implement some mode ADP messages.
This commit is contained in:
Wim Taymans 2022-03-16 17:34:27 +01:00
parent 07a4c5032e
commit 287e8cfe51
8 changed files with 414 additions and 157 deletions
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50
src/modules/module-avbtp/aecp.c
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@ -37,20 +37,60 @@ struct aecp {
uint64_t now;
};
static void aecp_message_debug(struct aecp *aecp, const struct avbtp_packet_aecp *p)
static void aecp_message_debug(struct aecp *aecp, const struct avbtp_packet_aecp_header *p)
{
}
static int aecp_message(void *data, uint64_t now, const void *message, int len)
static int reply_not_implemented(struct aecp *aecp, const uint8_t dest[6],
const struct avbtp_packet_aecp_header *p, int len)
{
struct server *server = aecp->server;
uint8_t buf[len];
struct avbtp_packet_aecp_header *reply = (struct avbtp_packet_aecp_header*)buf;
pw_log_info("reply");
memcpy(reply, p, len);
AVBTP_PACKET_AECP_SET_MESSAGE_TYPE(reply, AVBTP_AECP_MESSAGE_TYPE_AEM_RESPONSE);
AVBTP_PACKET_AECP_SET_STATUS(reply, AVBTP_AECP_AEM_STATUS_NOT_IMPLEMENTED);
return avbtp_server_send_packet(server, dest, reply, len);
}
static int aecp_message(void *data, uint64_t now, const uint8_t src[6], const void *message, int len)
{
struct aecp *aecp = data;
const struct avbtp_packet_aecp *p = message;
const struct avbtp_packet_aecp_header *p = message;
int message_type;
if (AVBTP_PACKET_GET_SUBTYPE(p) != AVBTP_SUBTYPE_AECP)
if (AVBTP_PACKET_GET_SUBTYPE(&p->hdr) != AVBTP_SUBTYPE_AECP)
return 0;
spa_debug_mem(0, p, len);
message_type = AVBTP_PACKET_AECP_GET_MESSAGE_TYPE(p);
pw_log_info("got AECP message %02x", message_type);
switch (message_type) {
case AVBTP_AECP_MESSAGE_TYPE_AEM_COMMAND:
reply_not_implemented(aecp, src, p, len);
break;
case AVBTP_AECP_MESSAGE_TYPE_AEM_RESPONSE:
break;
case AVBTP_AECP_MESSAGE_TYPE_ADDRESS_ACCESS_COMMAND:
break;
case AVBTP_AECP_MESSAGE_TYPE_ADDRESS_ACCESS_RESPONSE:
break;
case AVBTP_AECP_MESSAGE_TYPE_AVC_COMMAND:
break;
case AVBTP_AECP_MESSAGE_TYPE_AVC_RESPONSE:
break;
case AVBTP_AECP_MESSAGE_TYPE_VENDOR_UNIQUE_COMMAND:
break;
case AVBTP_AECP_MESSAGE_TYPE_VENDOR_UNIQUE_RESPONSE:
break;
case AVBTP_AECP_MESSAGE_TYPE_EXTENDED_COMMAND:
break;
case AVBTP_AECP_MESSAGE_TYPE_EXTENDED_RESPONSE:
break;
}
return 0;
}