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avb: improve state machine

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Emit per attribute callbacks.
Notify events immediately.
This commit is contained in:
Wim Taymans 2022-03-25 17:01:51 +01:00
parent 773bd610aa
commit 9a26df3478
7 changed files with 151 additions and 148 deletions
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44
src/modules/module-avb/mrp.h
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@ -114,16 +114,36 @@ struct avb_packet_mrp_footer {
#define AVB_MRP_SEND_MT 5
#define AVB_MRP_SEND_LV 6
#define AVB_MRP_NOTIFY_JOIN_NEW (1u<<0)
#define AVB_MRP_NOTIFY_JOIN (1u<<1)
#define AVB_MRP_NOTIFY_LEAVE (1u<<2)
#define AVB_MRP_NOTIFY_NEW 0
#define AVB_MRP_NOTIFY_JOIN 1
#define AVB_MRP_NOTIFY_LEAVE 2
struct avb_mrp_attribute {
uint8_t pending_send;
uint8_t pending_notify;
void *user_data;
};
struct avb_mrp_attribute_events {
#define AVB_VERSION_MRP_ATTRIBUTE_EVENTS 0
uint32_t version;
void (*notify) (void *data, uint64_t now, uint8_t notify);
};
struct avb_mrp_attribute *avb_mrp_attribute_new(struct avb_mrp *mrp,
size_t user_size);
void avb_mrp_attribute_update_state(struct avb_mrp_attribute *attr, uint64_t now, int event);
void avb_mrp_attribute_rx_event(struct avb_mrp_attribute *attr, uint64_t now, uint8_t event);
void avb_mrp_attribute_begin(struct avb_mrp_attribute *attr, uint64_t now);
void avb_mrp_attribute_join(struct avb_mrp_attribute *attr, uint64_t now, bool is_new);
void avb_mrp_attribute_leave(struct avb_mrp_attribute *attr, uint64_t now);
void avb_mrp_attribute_add_listener(struct avb_mrp_attribute *attr, struct spa_hook *listener,
const struct avb_mrp_attribute_events *events, void *data);
struct avb_mrp_parse_info {
#define AVB_VERSION_MRP_PARSE_INFO 0
uint32_t version;
@ -136,25 +156,11 @@ struct avb_mrp_parse_info {
uint8_t event, uint8_t param, int index);
};
int avb_mrp_parse_packet(struct avb_mrp *mrp, uint64_t now, const void *pkt, int size,
const struct avb_mrp_parse_info *cb, void *data);
struct avb_mrp_attribute *avb_mrp_attribute_new(struct avb_mrp *mrp,
size_t user_size);
void avb_mrp_update_state(struct avb_mrp *mrp, uint64_t now,
struct avb_mrp_attribute *attr, int event);
void avb_mrp_rx_event(struct avb_mrp *mrp, uint64_t now,
struct avb_mrp_attribute *attr, uint8_t event);
void avb_mrp_mad_begin(struct avb_mrp *mrp, uint64_t now, struct avb_mrp_attribute *attr);
void avb_mrp_mad_join(struct avb_mrp *mrp, uint64_t now, struct avb_mrp_attribute *attr, bool is_new);
void avb_mrp_mad_leave(struct avb_mrp *mrp, uint64_t now, struct avb_mrp_attribute *attr);
struct avb_mrp_events {
#define AVB_VERSION_MRP_ATTRIBUTE_CALLBACKS 0
#define AVB_VERSION_MRP_EVENTS 0
uint32_t version;
void (*event) (void *data, uint64_t now, uint8_t event);