diff options
Diffstat (limited to 'gdb/remote.c')
| -rw-r--r-- | gdb/remote.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/gdb/remote.c b/gdb/remote.c index 1c9e965..32e68f3 100644 --- a/gdb/remote.c +++ b/gdb/remote.c @@ -1263,6 +1263,7 @@ enum { PACKET_TracepointSource, PACKET_QAllow, PACKET_qXfer_fdpic, + PACKET_QDisableRandomization, PACKET_MAX }; @@ -3761,6 +3762,8 @@ static struct protocol_feature remote_protocol_features[] = { remote_enable_disable_tracepoint_feature, -1 }, { "qXfer:fdpic:read", PACKET_DISABLE, remote_supported_packet, PACKET_qXfer_fdpic }, + { "QDisableRandomization", PACKET_DISABLE, remote_supported_packet, + PACKET_QDisableRandomization }, }; static char *remote_support_xml; @@ -7484,6 +7487,28 @@ extended_remote_mourn (struct target_ops *ops) } static int +extended_remote_supports_disable_randomization (void) +{ + return (remote_protocol_packets[PACKET_QDisableRandomization].support + == PACKET_ENABLE); +} + +static void +extended_remote_disable_randomization (int val) +{ + struct remote_state *rs = get_remote_state (); + char *reply; + + sprintf (rs->buf, "QDisableRandomization:%x", val); + putpkt (rs->buf); + reply = remote_get_noisy_reply (&target_buf, &target_buf_size); + if (*reply == '\0') + error (_("Target does not support QDisableRandomization.")); + if (strcmp (reply, "OK") != 0) + error (_("Bogus QDisableRandomization reply from target: %s"), reply); +} + +static int extended_remote_run (char *args) { struct remote_state *rs = get_remote_state (); @@ -7559,6 +7584,10 @@ extended_remote_create_inferior_1 (char *exec_file, char *args, if (target_can_async_p ()) target_async (inferior_event_handler, 0); + /* Disable address space randomization if requested (and supported). */ + if (extended_remote_supports_disable_randomization ()) + extended_remote_disable_randomization (disable_randomization); + /* Now restart the remote server. */ if (extended_remote_run (args) == -1) { @@ -9665,6 +9694,13 @@ remote_supports_non_stop (void) } static int +remote_supports_disable_randomization (void) +{ + /* Only supported in extended mode. */ + return 0; +} + +static int remote_supports_multi_process (void) { struct remote_state *rs = get_remote_state (); @@ -10420,6 +10456,8 @@ Specify the serial device it is connected to\n\ remote_ops.to_terminal_ours = remote_terminal_ours; remote_ops.to_supports_non_stop = remote_supports_non_stop; remote_ops.to_supports_multi_process = remote_supports_multi_process; + remote_ops.to_supports_disable_randomization + = remote_supports_disable_randomization; remote_ops.to_supports_enable_disable_tracepoint = remote_supports_enable_disable_tracepoint; remote_ops.to_trace_init = remote_trace_init; remote_ops.to_download_tracepoint = remote_download_tracepoint; @@ -10472,6 +10510,8 @@ Specify the serial device it is connected to (e.g. /dev/ttya)."; extended_remote_ops.to_detach = extended_remote_detach; extended_remote_ops.to_attach = extended_remote_attach; extended_remote_ops.to_kill = extended_remote_kill; + extended_remote_ops.to_supports_disable_randomization + = extended_remote_supports_disable_randomization; } static int @@ -10944,6 +10984,9 @@ Show the maximum size of the address (in bits) in a memory packet."), NULL, add_packet_config_cmd (&remote_protocol_packets[PACKET_qXfer_fdpic], "qXfer:fdpic:read", "read-fdpic-loadmap", 0); + add_packet_config_cmd (&remote_protocol_packets[PACKET_QDisableRandomization], + "QDisableRandomization", "disable-randomization", 0); + /* Keep the old ``set remote Z-packet ...'' working. Each individual Z sub-packet has its own set and show commands, but users may have sets to this variable in their .gdbinit files (or in their |