Body Cache Callback API

Prototype for a mutt_bcache_list() callback function. More...

Functions
static int	msg_cache_clean_cb (const char *id, struct BodyCache *bcache, void *data)
	Delete an entry from the message cache - Implements bcache_list_t -. More...
static int	nntp_bcache_delete (const char *id, struct BodyCache *bcache, void *data)
	Remove bcache file - Implements bcache_list_t -. More...
static int	msg_cache_check (const char *id, struct BodyCache *bcache, void *data)
	Check the Body Cache for an ID - Implements bcache_list_t -. More...

Detailed Description

Prototype for a mutt_bcache_list() callback function.

Parameters

id	Cache id
bcache	Body Cache from mutt_bcache_open()
data	Data to pass to the callback function

Return values

-1	Failure
>=0	count of matching items

mutt_bcache_list() will call this function once for each item in the cache.

Function Documentation

msg_cache_clean_cb()

static int msg_cache_clean_cb ( const char *  id, struct BodyCache *  bcache, void *  data  )

static

Delete an entry from the message cache - Implements bcache_list_t -.

Return values

0

Always

Definition at line 166 of file message.c.

{
  uint32_t uv;
  unsigned int uid;
  struct ImapMboxData *mdata = data;
 
  if (sscanf(id, "%u-%u", &uv, &uid) != 2)
    return 0;
 
  /* bad UID */
  if ((uv != mdata->uidvalidity) || !mutt_hash_int_find(mdata->uid_hash, uid))
    mutt_bcache_del(bcache, id);
 
  return 0;
}

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nntp_bcache_delete()

static int nntp_bcache_delete ( const char *  id, struct BodyCache *  bcache, void *  data  )

static

Remove bcache file - Implements bcache_list_t -.

Return values

0

Always

Definition at line 785 of file newsrc.c.

{
  struct NntpMboxData *mdata = data;
  anum_t anum;
  char c;
 
  if (!mdata || (sscanf(id, ANUM "%c", &anum, &c) != 1) ||
      (anum < mdata->first_message) || (anum > mdata->last_message))
  {
    if (mdata)
      mutt_debug(LL_DEBUG2, "mutt_bcache_del %s\n", id);
    mutt_bcache_del(bcache, id);
  }
  return 0;
}

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msg_cache_check()

static int msg_cache_check ( const char *  id, struct BodyCache *  bcache, void *  data  )

static

Check the Body Cache for an ID - Implements bcache_list_t -.

Definition at line 254 of file pop.c.

{
  struct Mailbox *m = data;
  if (!m)
    return -1;
 
  struct PopAccountData *adata = pop_adata_get(m);
  if (!adata)
    return -1;
 
#ifdef USE_HCACHE
  /* keep hcache file if hcache == bcache */
  if (mutt_str_equal(HC_FNAME "." HC_FEXT, id))
    return 0;
#endif
 
  for (int i = 0; i < m->msg_count; i++)
  {
    struct PopEmailData *edata = pop_edata_get(m->emails[i]);
    /* if the id we get is known for a header: done (i.e. keep in cache) */
    if (edata->uid && mutt_str_equal(edata->uid, id))
      return 0;
  }
 
  /* message not found in context -> remove it from cache
   * return the result of bcache, so we stop upon its first error */
  return mutt_bcache_del(bcache, cache_id(id));
}

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