diff options
Diffstat (limited to 'gdb/corelow.c')
| -rw-r--r-- | gdb/corelow.c | 56 |
1 files changed, 39 insertions, 17 deletions
diff --git a/gdb/corelow.c b/gdb/corelow.c index ffaf04c..947fe1f 100644 --- a/gdb/corelow.c +++ b/gdb/corelow.c @@ -67,6 +67,14 @@ static struct core_fns *core_vec = NULL; struct gdbarch *core_gdbarch = NULL; +/* Per-core data. Currently, only the section table. Note that these + target sections are *not* mapped in the current address spaces' set + of target sections --- those should come only from pure executable + or shared library bfds. The core bfd sections are an + implementation detail of the core target, just like ptrace is for + unix child targets. */ +static struct target_section_table *core_data; + static void core_files_info (struct target_ops *); static struct core_fns *sniff_core_bfd (bfd *); @@ -203,18 +211,16 @@ core_close (int quitting) comments in clear_solib in solib.c. */ clear_solib (); + xfree (core_data->sections); + xfree (core_data); + core_data = NULL; + name = bfd_get_filename (core_bfd); if (!bfd_close (core_bfd)) warning (_("cannot close \"%s\": %s"), name, bfd_errmsg (bfd_get_error ())); xfree (name); core_bfd = NULL; - if (core_ops.to_sections) - { - xfree (core_ops.to_sections); - core_ops.to_sections = NULL; - core_ops.to_sections_end = NULL; - } } core_vec = NULL; core_gdbarch = NULL; @@ -347,9 +353,11 @@ core_open (char *filename, int from_tty) validate_files (); + core_data = XZALLOC (struct target_section_table); + /* Find the data section */ - if (build_section_table (core_bfd, &core_ops.to_sections, - &core_ops.to_sections_end)) + if (build_section_table (core_bfd, + &core_data->sections, &core_data->sections_end)) error (_("\"%s\": Can't find sections: %s"), bfd_get_filename (core_bfd), bfd_errmsg (bfd_get_error ())); @@ -434,6 +442,23 @@ core_detach (struct target_ops *ops, char *args, int from_tty) printf_filtered (_("No core file now.\n")); } +#ifdef DEPRECATED_IBM6000_TARGET + +/* Resize the core memory's section table, by NUM_ADDED. Returns a + pointer into the first new slot. This will not be necessary when + the rs6000 target is converted to use the standard solib + framework. */ + +struct target_section * +deprecated_core_resize_section_table (int num_added) +{ + int old_count; + + old_count = resize_section_table (core_data, num_added); + return core_data->sections + old_count; +} + +#endif /* Try to retrieve registers from a section in core_bfd, and supply them to core_vec->core_read_registers, as the register set numbered @@ -562,7 +587,7 @@ get_core_registers (struct target_ops *ops, static void core_files_info (struct target_ops *t) { - print_section_info (t, core_bfd); + print_section_info (core_data, core_bfd); } static LONGEST @@ -573,13 +598,11 @@ core_xfer_partial (struct target_ops *ops, enum target_object object, switch (object) { case TARGET_OBJECT_MEMORY: - if (readbuf) - return (*ops->deprecated_xfer_memory) (offset, readbuf, - len, 0/*read*/, NULL, ops); - if (writebuf) - return (*ops->deprecated_xfer_memory) (offset, (gdb_byte *) writebuf, - len, 1/*write*/, NULL, ops); - return -1; + return section_table_xfer_memory_partial (readbuf, writebuf, + offset, len, + core_data->sections, + core_data->sections_end, + NULL); case TARGET_OBJECT_AUXV: if (readbuf) @@ -738,7 +761,6 @@ init_core_ops (void) core_ops.to_detach = core_detach; core_ops.to_fetch_registers = get_core_registers; core_ops.to_xfer_partial = core_xfer_partial; - core_ops.deprecated_xfer_memory = xfer_memory; core_ops.to_files_info = core_files_info; core_ops.to_insert_breakpoint = ignore; core_ops.to_remove_breakpoint = ignore; |