/* Darwin support for GDB, the GNU debugger.
- Copyright (C) 2008-2013 Free Software Foundation, Inc.
+ Copyright (C) 2008-2014 Free Software Foundation, Inc.
Contributed by AdaCore.
extern boolean_t exc_server (mach_msg_header_t *in, mach_msg_header_t *out);
-static void darwin_stop (ptid_t);
+static void darwin_stop (struct target_ops *self, ptid_t);
static void darwin_resume_to (struct target_ops *ops, ptid_t ptid, int step,
enum gdb_signal signal);
struct thread_info *tp;
struct private_thread_info *pti;
- pti = XZALLOC (struct private_thread_info);
+ pti = XCNEW (struct private_thread_info);
pti->gdb_port = new_id;
pti->msg_state = DARWIN_RUNNING;
struct gdbarch *gdbarch = get_regcache_arch (regcache);
CORE_ADDR pc;
- pc = regcache_read_pc (regcache) - gdbarch_decr_pc_after_break (gdbarch);
+ pc = regcache_read_pc (regcache) - target_decr_pc_after_break (gdbarch);
if (breakpoint_inserted_here_p (get_regcache_aspace (regcache), pc))
{
inferior_debug (4, "cancel_breakpoint for thread 0x%x\n",
ptid_get_tid (ptid));
/* Back up the PC if necessary. */
- if (gdbarch_decr_pc_after_break (gdbarch))
+ if (target_decr_pc_after_break (gdbarch))
regcache_write_pc (regcache, pc);
return 1;
}
static void
-darwin_stop (ptid_t t)
+darwin_stop (struct target_ops *self, ptid_t t)
{
struct inferior *inf = current_inferior ();
mach_port_t prev_not;
exception_mask_t mask;
- inf->private = XZALLOC (darwin_inferior);
+ inf->private = XCNEW (darwin_inferior);
kret = task_for_pid (gdb_task, inf->pid, &inf->private->task);
if (kret != KERN_SUCCESS)
static int
darwin_read_write_inferior (task_t task, CORE_ADDR addr,
gdb_byte *rdaddr, const gdb_byte *wraddr,
- int length)
+ ULONGEST length)
{
kern_return_t kret;
mach_vm_address_t offset = addr & (mach_page_size - 1);
mach_vm_address_t region_address;
mach_vm_size_t region_length;
- inferior_debug (8, _("darwin_read_write_inferior(task=0x%x, %s, len=%d)\n"),
- task, core_addr_to_string (addr), length);
+ inferior_debug (8, _("darwin_read_write_inferior(task=0x%x, %s, len=%s)\n"),
+ task, core_addr_to_string (addr), pulongest (length));
/* Get memory from inferior with page aligned addresses. */
kret = mach_vm_read (task, low_address, aligned_length,
#ifdef TASK_DYLD_INFO_COUNT
/* This is not available in Darwin 9. */
-static int
+static enum target_xfer_status
darwin_read_dyld_info (task_t task, CORE_ADDR addr, gdb_byte *rdaddr,
- int length)
+ ULONGEST length, ULONGEST *xfered_len)
{
struct task_dyld_info task_dyld_info;
mach_msg_type_number_t count = TASK_DYLD_INFO_COUNT;
kern_return_t kret;
if (addr >= sz)
- return 0;
+ return TARGET_XFER_EOF;
kret = task_info (task, TASK_DYLD_INFO, (task_info_t) &task_dyld_info, &count);
MACH_CHECK_ERROR (kret);
if (kret != KERN_SUCCESS)
- return -1;
+ return TARGET_XFER_E_IO;
/* Truncate. */
if (addr + length > sz)
length = sz - addr;
memcpy (rdaddr, (char *)&task_dyld_info + addr, length);
- return length;
+ *xfered_len = (ULONGEST) length;
+ return TARGET_XFER_OK;
}
#endif
\f
-static LONGEST
+static enum target_xfer_status
darwin_xfer_partial (struct target_ops *ops,
enum target_object object, const char *annex,
gdb_byte *readbuf, const gdb_byte *writebuf,
- ULONGEST offset, LONGEST len)
+ ULONGEST offset, ULONGEST len, ULONGEST *xfered_len)
{
struct inferior *inf = current_inferior ();
inferior_debug
- (8, _("darwin_xfer_partial(%s, %d, rbuf=%s, wbuf=%s) pid=%u\n"),
- core_addr_to_string (offset), (int)len,
+ (8, _("darwin_xfer_partial(%s, %s, rbuf=%s, wbuf=%s) pid=%u\n"),
+ core_addr_to_string (offset), pulongest (len),
host_address_to_string (readbuf), host_address_to_string (writebuf),
inf->pid);
switch (object)
{
case TARGET_OBJECT_MEMORY:
- return darwin_read_write_inferior (inf->private->task, offset,
- readbuf, writebuf, len);
+ {
+ int l = darwin_read_write_inferior (inf->private->task, offset,
+ readbuf, writebuf, len);
+
+ if (l == 0)
+ return TARGET_XFER_EOF;
+ else
+ {
+ gdb_assert (l > 0);
+ *xfered_len = (ULONGEST) l;
+ return TARGET_XFER_OK;
+ }
+ }
#ifdef TASK_DYLD_INFO_COUNT
case TARGET_OBJECT_DARWIN_DYLD_INFO:
if (writebuf != NULL || readbuf == NULL)
{
/* Support only read. */
- return -1;
+ return TARGET_XFER_E_IO;
}
- return darwin_read_dyld_info (inf->private->task, offset, readbuf, len);
+ return darwin_read_dyld_info (inf->private->task, offset, readbuf, len,
+ xfered_len);
#endif
default:
- return -1;
+ return TARGET_XFER_E_IO;
}
}
}
static char *
-darwin_pid_to_exec_file (int pid)
+darwin_pid_to_exec_file (struct target_ops *self, int pid)
{
char *path;
int res;
}
static ptid_t
-darwin_get_ada_task_ptid (long lwp, long thread)
+darwin_get_ada_task_ptid (struct target_ops *self, long lwp, long thread)
{
int i;
darwin_thread_t *t;
}
static int
-darwin_supports_multi_process (void)
+darwin_supports_multi_process (struct target_ops *self)
{
return 1;
}