binutils-gdb/gdb/mi/mi-cmds.c
Daniel Jacobowitz a6b151f187 * remote.c (remote_cmdlist): New variable.
(PACKET_vFile_open, PACKET_vFile_pread, PACKET_vFile_pwrite)
	(PACKET_vFile_close, PACKET_vFile_unlink): New constants.
	(remote_buffer_add_string, remote_buffer_add_bytes)
	(remote_buffer_add_int, remote_hostio_parse_result)
	(remote_hostio_send_command, remote_hostio_open, remote_hostio_pwrite)
	(remote_hostio_pread, remote_hostio_close, remote_hostio_unlink)
	(remote_fileio_errno_to_host, remote_hostio_error, fclose_cleanup)
	(remote_hostio_close_cleanup, remote_file_put, remote_file_get)
	(remote_file_delete, remote_put_command, remote_get_command)
	(remote_delete_command, remote_command): New functions.
	(_initialize_remote): Register new packets and commands.
	* Makefile.in (gdb_fileio_h): New variable.
	(remote.o): Update.
	(SUBDIR_MI_OBS): Add mi-cmd-target.o.
	(SUBDIR_MI_SRCS): Add mi/mi-cmd-target.c.
	(mi-cmd-target.o): New rule.
	* mi/mi-cmd-target.c: New file.
	* mi/mi-cmds.c (mi_cmds): Add target-file-delete, target-file-get,
	and target-file-put.
	* mi/mi-cmds.h (mi_cmd_target_file_get, mi_cmd_target_file_put)
	(mi_cmd_target_file_delete): Declare.
	* remote.h (remote_file_put, remote_file_get, remote_file_delete):
	Declare.
	* NEWS: Describe new file transfer support.

	* gdb.texinfo (Debugging Programs with Multiple Processes): Correct
	formatting.
	(Remote Debugging): Add File Transfer section.
	(Remote Configuration): Document Host I/O packets.
	(GDB/MI): Add GDB/MI File Transfer Commands section.
	(Remote Protocol): Add Host I/O Packets section.
	(Packets): Add vFile.

	* Makefile.in (OBS): Add hostio.o.
	(hostio.o): New rule.
	* server.h (handle_vFile): Declare.
	* hostio.c: New file.
	* server.c (handle_v_requests): Take packet_len and new_packet_len
	for binary packets.  Call handle_vFile.
	(main): Update call to handle_v_requests.

	* gdb.server/file-transfer.exp, gdb.server/transfer.txt,
	gdb.mi/mi-file-transfer.exp: New.
2007-11-30 21:50:19 +00:00

267 lines
10 KiB
C

/* MI Command Set for GDB, the GNU debugger.
Copyright (C) 2000, 2001, 2003, 2007 Free Software Foundation, Inc.
Contributed by Cygnus Solutions (a Red Hat company).
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
#include "top.h"
#include "mi-cmds.h"
#include "gdb_string.h"
extern void _initialize_mi_cmds (void);
struct mi_cmd;
static struct mi_cmd **lookup_table (const char *command);
static void build_table (struct mi_cmd *commands);
struct mi_cmd mi_cmds[] =
{
{ "break-after", { "ignore", 1 }, NULL, NULL },
{ "break-catch", { NULL, 0 }, NULL, NULL },
{ "break-commands", { NULL, 0 }, NULL, NULL },
{ "break-condition", { "cond", 1 }, NULL, NULL },
{ "break-delete", { "delete breakpoint", 1 }, NULL, NULL },
{ "break-disable", { "disable breakpoint", 1 }, NULL, NULL },
{ "break-enable", { "enable breakpoint", 1 }, NULL, NULL },
{ "break-info", { "info break", 1 }, NULL, NULL },
{ "break-insert", { NULL, 0 }, 0, mi_cmd_break_insert},
{ "break-list", { "info break", }, NULL, NULL },
{ "break-watch", { NULL, 0 }, 0, mi_cmd_break_watch},
{ "data-disassemble", { NULL, 0 }, 0, mi_cmd_disassemble},
{ "data-evaluate-expression", { NULL, 0 }, 0, mi_cmd_data_evaluate_expression},
{ "data-list-changed-registers", { NULL, 0 }, 0, mi_cmd_data_list_changed_registers},
{ "data-list-register-names", { NULL, 0 }, 0, mi_cmd_data_list_register_names},
{ "data-list-register-values", { NULL, 0 }, 0, mi_cmd_data_list_register_values},
{ "data-read-memory", { NULL, 0 }, 0, mi_cmd_data_read_memory},
{ "data-write-memory", { NULL, 0 }, 0, mi_cmd_data_write_memory},
{ "data-write-register-values", { NULL, 0 }, 0, mi_cmd_data_write_register_values},
{ "enable-timings", { NULL, 0 }, 0, mi_cmd_enable_timings},
{ "environment-cd", { NULL, 0 }, 0, mi_cmd_env_cd},
{ "environment-directory", { NULL, 0 }, 0, mi_cmd_env_dir},
{ "environment-path", { NULL, 0 }, 0, mi_cmd_env_path},
{ "environment-pwd", { NULL, 0 }, 0, mi_cmd_env_pwd},
{ "exec-abort", { NULL, 0 }, NULL, NULL },
{ "exec-arguments", { "set args", 1 }, NULL, NULL },
{ "exec-continue", { NULL, 0 }, mi_cmd_exec_continue},
{ "exec-finish", { NULL, 0 }, mi_cmd_exec_finish},
{ "exec-interrupt", { NULL, 0 }, mi_cmd_exec_interrupt},
{ "exec-next", { NULL, 0 }, mi_cmd_exec_next},
{ "exec-next-instruction", { NULL, 0 }, mi_cmd_exec_next_instruction},
{ "exec-return", { NULL, 0 }, mi_cmd_exec_return},
{ "exec-run", { NULL, 0 }, mi_cmd_exec_run},
{ "exec-show-arguments", { NULL, 0 }, NULL, NULL },
{ "exec-signal", { NULL, 0 }, NULL, NULL },
{ "exec-step", { NULL, 0 }, mi_cmd_exec_step},
{ "exec-step-instruction", { NULL, 0 }, mi_cmd_exec_step_instruction},
{ "exec-until", { NULL, 0 }, mi_cmd_exec_until},
{ "file-clear", { NULL, 0 }, NULL, NULL },
{ "file-exec-and-symbols", { "file", 1 }, NULL, NULL },
{ "file-exec-file", { "exec-file", 1 }, NULL, NULL },
{ "file-list-exec-sections", { NULL, 0 }, NULL, NULL },
{ "file-list-exec-source-file", { NULL, 0 }, 0, mi_cmd_file_list_exec_source_file},
{ "file-list-exec-source-files", { NULL, 0 }, NULL, mi_cmd_file_list_exec_source_files },
{ "file-list-shared-libraries", { NULL, 0 }, NULL, NULL },
{ "file-list-symbol-files", { NULL, 0 }, NULL, NULL },
{ "file-symbol-file", { "symbol-file", 1 }, NULL, NULL },
{ "gdb-complete", { NULL, 0 }, NULL, NULL },
{ "gdb-exit", { NULL, 0 }, 0, mi_cmd_gdb_exit},
{ "gdb-set", { "set", 1 }, NULL, NULL },
{ "gdb-show", { "show", 1 }, NULL, NULL },
{ "gdb-source", { NULL, 0 }, NULL, NULL },
{ "gdb-version", { "show version", 0 }, 0 },
{ "inferior-tty-set", { NULL, 0 }, NULL, mi_cmd_inferior_tty_set},
{ "inferior-tty-show", { NULL, 0 }, NULL, mi_cmd_inferior_tty_show},
{ "interpreter-exec", { NULL, 0 }, 0, mi_cmd_interpreter_exec},
{ "list-features", { NULL, 0 }, 0, mi_cmd_list_features},
{ "overlay-auto", { NULL, 0 }, NULL, NULL },
{ "overlay-list-mapping-state", { NULL, 0 }, NULL, NULL },
{ "overlay-list-overlays", { NULL, 0 }, NULL, NULL },
{ "overlay-map", { NULL, 0 }, NULL, NULL },
{ "overlay-off", { NULL, 0 }, NULL, NULL },
{ "overlay-on", { NULL, 0 }, NULL, NULL },
{ "overlay-unmap", { NULL, 0 }, NULL, NULL },
{ "signal-handle", { NULL, 0 }, NULL, NULL },
{ "signal-list-handle-actions", { NULL, 0 }, NULL, NULL },
{ "signal-list-signal-types", { NULL, 0 }, NULL, NULL },
{ "stack-info-depth", { NULL, 0 }, 0, mi_cmd_stack_info_depth},
{ "stack-info-frame", { NULL, 0 }, 0, mi_cmd_stack_info_frame},
{ "stack-list-arguments", { NULL, 0 }, 0, mi_cmd_stack_list_args},
{ "stack-list-exception-handlers", { NULL, 0 }, NULL, NULL },
{ "stack-list-frames", { NULL, 0 }, 0, mi_cmd_stack_list_frames},
{ "stack-list-locals", { NULL, 0 }, 0, mi_cmd_stack_list_locals},
{ "stack-select-frame", { NULL, 0 }, 0, mi_cmd_stack_select_frame},
{ "symbol-info-address", { NULL, 0 }, NULL, NULL },
{ "symbol-info-file", { NULL, 0 }, NULL, NULL },
{ "symbol-info-function", { NULL, 0 }, NULL, NULL },
{ "symbol-info-line", { NULL, 0 }, NULL, NULL },
{ "symbol-info-symbol", { NULL, 0 }, NULL, NULL },
{ "symbol-list-functions", { NULL, 0 }, NULL, NULL },
{ "symbol-list-lines", { NULL, 0 }, 0, mi_cmd_symbol_list_lines},
{ "symbol-list-types", { NULL, 0 }, NULL, NULL },
{ "symbol-list-variables", { NULL, 0 }, NULL, NULL },
{ "symbol-locate", { NULL, 0 }, NULL, NULL },
{ "symbol-type", { NULL, 0 }, NULL, NULL },
{ "target-attach", { NULL, 0 }, NULL, NULL },
{ "target-compare-sections", { NULL, 0 }, NULL, NULL },
{ "target-detach", { "detach", 0 }, 0 },
{ "target-disconnect", { "disconnect", 0 }, 0 },
{ "target-download", { NULL, 0 }, mi_cmd_target_download},
{ "target-exec-status", { NULL, 0 }, NULL, NULL },
{ "target-file-delete", { NULL, 0 }, NULL, mi_cmd_target_file_delete },
{ "target-file-get", { NULL, 0 }, NULL, mi_cmd_target_file_get },
{ "target-file-put", { NULL, 0 }, NULL, mi_cmd_target_file_put },
{ "target-list-available-targets", { NULL, 0 }, NULL, NULL },
{ "target-list-current-targets", { NULL, 0 }, NULL, NULL },
{ "target-list-parameters", { NULL, 0 }, NULL, NULL },
{ "target-select", { NULL, 0 }, mi_cmd_target_select},
{ "thread-info", { NULL, 0 }, NULL, NULL },
{ "thread-list-all-threads", { NULL, 0 }, NULL, NULL },
{ "thread-list-ids", { NULL, 0 }, 0, mi_cmd_thread_list_ids},
{ "thread-select", { NULL, 0 }, 0, mi_cmd_thread_select},
{ "trace-actions", { NULL, 0 }, NULL, NULL },
{ "trace-delete", { NULL, 0 }, NULL, NULL },
{ "trace-disable", { NULL, 0 }, NULL, NULL },
{ "trace-dump", { NULL, 0 }, NULL, NULL },
{ "trace-enable", { NULL, 0 }, NULL, NULL },
{ "trace-exists", { NULL, 0 }, NULL, NULL },
{ "trace-find", { NULL, 0 }, NULL, NULL },
{ "trace-frame-number", { NULL, 0 }, NULL, NULL },
{ "trace-info", { NULL, 0 }, NULL, NULL },
{ "trace-insert", { NULL, 0 }, NULL, NULL },
{ "trace-list", { NULL, 0 }, NULL, NULL },
{ "trace-pass-count", { NULL, 0 }, NULL, NULL },
{ "trace-save", { NULL, 0 }, NULL, NULL },
{ "trace-start", { NULL, 0 }, NULL, NULL },
{ "trace-stop", { NULL, 0 }, NULL, NULL },
{ "var-assign", { NULL, 0 }, 0, mi_cmd_var_assign},
{ "var-create", { NULL, 0 }, 0, mi_cmd_var_create},
{ "var-delete", { NULL, 0 }, 0, mi_cmd_var_delete},
{ "var-evaluate-expression", { NULL, 0 }, 0, mi_cmd_var_evaluate_expression},
{ "var-info-path-expression", { NULL, 0 }, 0,
mi_cmd_var_info_path_expression},
{ "var-info-expression", { NULL, 0 }, 0, mi_cmd_var_info_expression},
{ "var-info-num-children", { NULL, 0 }, 0, mi_cmd_var_info_num_children},
{ "var-info-type", { NULL, 0 }, 0, mi_cmd_var_info_type},
{ "var-list-children", { NULL, 0 }, 0, mi_cmd_var_list_children},
{ "var-set-format", { NULL, 0 }, 0, mi_cmd_var_set_format},
{ "var-set-frozen", { NULL, 0 }, 0, mi_cmd_var_set_frozen},
{ "var-show-attributes", { NULL, 0 }, 0, mi_cmd_var_show_attributes},
{ "var-show-format", { NULL, 0 }, 0, mi_cmd_var_show_format},
{ "var-update", { NULL, 0 }, 0, mi_cmd_var_update},
{ NULL, }
};
/* Pointer to the mi command table (built at run time) */
static struct mi_cmd **mi_table;
/* A prime large enough to accomodate the entire command table */
enum
{
MI_TABLE_SIZE = 227
};
/* Exported function used to obtain info from the table */
struct mi_cmd *
mi_lookup (const char *command)
{
return *lookup_table (command);
}
/* stat collecting */
struct mi_cmd_stats
{
int hit;
int miss;
int rehash;
};
struct mi_cmd_stats stats;
/* our lookup function */
static struct mi_cmd **
lookup_table (const char *command)
{
const char *chp;
unsigned int index = 0;
/* compute our hash */
for (chp = command; *chp; chp++)
{
/* some what arbitrary */
index = ((index << 6) + (unsigned int) *chp) % MI_TABLE_SIZE;
}
/* look it up */
while (1)
{
struct mi_cmd **entry = &mi_table[index];
if ((*entry) == 0)
{
/* not found, return pointer to next free. */
stats.miss++;
return entry;
}
if (strcmp (command, (*entry)->name) == 0)
{
stats.hit++;
return entry; /* found */
}
index = (index + 1) % MI_TABLE_SIZE;
stats.rehash++;
}
}
static void
build_table (struct mi_cmd *commands)
{
int nr_rehash = 0;
int nr_entries = 0;
struct mi_cmd *command;
int sizeof_table = sizeof (struct mi_cmd **) * MI_TABLE_SIZE;
mi_table = xmalloc (sizeof_table);
memset (mi_table, 0, sizeof_table);
for (command = commands; command->name != 0; command++)
{
struct mi_cmd **entry = lookup_table (command->name);
if (*entry)
internal_error (__FILE__, __LINE__,
_("command `%s' appears to be duplicated"),
command->name);
*entry = command;
if (0)
{
fprintf_unfiltered (gdb_stdlog, "%-30s %2d\n",
command->name, stats.rehash - nr_rehash);
}
nr_entries++;
nr_rehash = stats.rehash;
}
if (0)
{
fprintf_filtered (gdb_stdlog, "Average %3.1f\n",
(double) nr_rehash / (double) nr_entries);
}
}
void
_initialize_mi_cmds (void)
{
build_table (mi_cmds);
memset (&stats, 0, sizeof (stats));
}