msn.c

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#include "config.h"
#include <limits.h>
#include <stdlib.h>
#include "mutt/lib.h"
#include "msn.h"
#include "mdata.h" // IWYU pragma: keep
 
void imap_msn_reserve(struct MSN *msn, size_t num)
{
  /* This is a conservative check to protect against a malicious imap
   * server.  Most likely size_t is bigger than an unsigned int, but
   * if msn_count is this big, we have a serious problem. */
  if (num >= (UINT_MAX / sizeof(struct Email *)))
  {
    mutt_error(_("Out of memory"));
    mutt_exit(1);
  }
 
  ARRAY_RESERVE(msn, num);
}
 
void imap_msn_free(struct MSN *msn)
{
  ARRAY_FREE(msn);
}
 
size_t imap_msn_highest(const struct MSN *msn)
{
  return ARRAY_SIZE(msn);
}
 
struct Email *imap_msn_get(const struct MSN *msn, size_t idx)
{
  struct Email **ep = ARRAY_GET(msn, idx);
  return ep ? *ep : NULL;
}
 
void imap_msn_set(struct MSN *msn, size_t idx, struct Email *e)
{
  ARRAY_SET(msn, idx, e);
}
 
size_t imap_msn_shrink(struct MSN *msn, size_t num)
{
  return ARRAY_SHRINK(msn, num);
}
 
void imap_msn_remove(struct MSN *msn, size_t idx)
{
  struct Email **ep = ARRAY_GET(msn, idx);
  if (ep)
    *ep = NULL;
}