#include <sys/types.h>
#include <sys/procfs.h>
#include <sys/sysctl.h>
+#ifdef HAVE_KINFO_GETVMMAP
+#include <sys/user.h>
+#include <libutil.h>
+#endif
#include "elf-bfd.h"
#include "fbsd-nat.h"
return NULL;
}
+#ifdef HAVE_KINFO_GETVMMAP
+/* Iterate over all the memory regions in the current inferior,
+ calling FUNC for each memory region. OBFD is passed as the last
+ argument to FUNC. */
+
+int
+fbsd_find_memory_regions (struct target_ops *self,
+ find_memory_region_ftype func, void *obfd)
+{
+ pid_t pid = ptid_get_pid (inferior_ptid);
+ struct kinfo_vmentry *vmentl, *kve;
+ uint64_t size;
+ struct cleanup *cleanup;
+ int i, nitems;
+
+ vmentl = kinfo_getvmmap (pid, &nitems);
+ if (vmentl == NULL)
+ perror_with_name (_("Couldn't fetch VM map entries."));
+ cleanup = make_cleanup (free, vmentl);
+
+ for (i = 0; i < nitems; i++)
+ {
+ kve = &vmentl[i];
+
+ /* Skip unreadable segments and those where MAP_NOCORE has been set. */
+ if (!(kve->kve_protection & KVME_PROT_READ)
+ || kve->kve_flags & KVME_FLAG_NOCOREDUMP)
+ continue;
+
+ /* Skip segments with an invalid type. */
+ if (kve->kve_type != KVME_TYPE_DEFAULT
+ && kve->kve_type != KVME_TYPE_VNODE
+ && kve->kve_type != KVME_TYPE_SWAP
+ && kve->kve_type != KVME_TYPE_PHYS)
+ continue;
+
+ size = kve->kve_end - kve->kve_start;
+ if (info_verbose)
+ {
+ fprintf_filtered (gdb_stdout,
+ "Save segment, %ld bytes at %s (%c%c%c)\n",
+ (long) size,
+ paddress (target_gdbarch (), kve->kve_start),
+ kve->kve_protection & KVME_PROT_READ ? 'r' : '-',
+ kve->kve_protection & KVME_PROT_WRITE ? 'w' : '-',
+ kve->kve_protection & KVME_PROT_EXEC ? 'x' : '-');
+ }
+
+ /* Invoke the callback function to create the corefile segment.
+ Pass MODIFIED as true, we do not know the real modification state. */
+ func (kve->kve_start, size, kve->kve_protection & KVME_PROT_READ,
+ kve->kve_protection & KVME_PROT_WRITE,
+ kve->kve_protection & KVME_PROT_EXEC, 1, obfd);
+ }
+ do_cleanups (cleanup);
+ return 0;
+}
+#else
static int
fbsd_read_mapping (FILE *mapfile, unsigned long *start, unsigned long *end,
char *protection)
do_cleanups (cleanup);
return 0;
}
+#endif