moqcache.h

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#ifndef MOQCACHE_H
#define MOQCACHE_H
 
#include "app/moqt/ctl/moqctl.h"


#define MOQCACHE_HDR 32

#define MOQCACHE_OBJ_MAX (65536 - 64)

#define MOQCACHE_OBJ_ID_MAX 0x3FFFFFFFFFFFFFFFULL

typedef struct {
  u8* arena;
  usz cap;  
  usz used; 
  usz hint_off;
  u64 hint_tag;
  moqctl_loc hint_cur;
} moqcache;

typedef struct {
  int unknown;
  moqctl_loc loc;
  wired_span payload;
  moqctl_loc next;
} moqcache_item;

void moqcache_init(moqcache* c, u8* arena, usz cap);

void moqcache_append(
    moqcache* c, u64 tag, u64 group, u64 object, wired_span payload);

void moqcache_release(moqcache* c, u64 tag);

moqctl_loc moqcache_skip(moqcache* c, u64 tag, moqctl_loc cur, moqctl_loc end);

void moqcache_item_at(
    moqcache* c, u64 tag, moqctl_loc cur, moqctl_loc end, moqcache_item* it);
 
#endif