OpenE2K/binutils-gdb
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Thu Jun 4 10:15:03 1998 Elena Zannoni <ezannoni@kwikemart.cygnus.com>

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* remote.c: merged.

        - Jim Blandy  <jimb@zwingli.cygnus.com>
        (print_packet, remote_packet_command): New functions.
        (_initialize_remote): Register the remote-packet command.
        - David Taylor  <taylor@texas.cygnus.com>
        (_initialize_remote): remote-compare is now
        compare-sections.
        - Elena Zannoni  <ezannoni@kwikemart.cygnus.com>
         (remote_compare_command): added warning, issued in case
        of mismatch only.
This commit is contained in:
Elena Zannoni 1998-06-04 18:07:32 +00:00
parent 0005424512
commit ecc6e8426e
2 changed files with 89 additions and 11 deletions
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14
gdb/ChangeLog
View File

@ -1,3 +1,17 @@
Thu Jun 4 10:15:03 1998 Elena Zannoni <ezannoni@kwikemart.cygnus.com>
* remote.c: merged.
- Jim Blandy <jimb@zwingli.cygnus.com>
(print_packet, remote_packet_command): New functions.
(_initialize_remote): Register the remote-packet command.
- David Taylor <taylor@texas.cygnus.com>
(_initialize_remote): remote-compare is now
compare-sections.
- Elena Zannoni <ezannoni@kwikemart.cygnus.com>
(remote_compare_command): added warning, issued in case
of mismatch only.
Thu Jun 4 08:25:38 1998 Michael Snyder <msnyder@cleaver.cygnus.com>
* remote.c (remote_compare_command): New function, new command.

86
gdb/remote.c
View File

@ -1542,6 +1542,18 @@ remote_send (buf)
error ("Remote failure reply: %s", buf);
}
/* Display a null-terminated packet on stdout, for debugging, using C
string notation. */
static void
print_packet (char *buf)
{
puts_filtered ("\"");
while (*buf)
gdb_printchar (*buf++, gdb_stdout, '"');
puts_filtered ("\"");
}
/* Send a packet to the remote machine, with error checking.
The data of the packet is in BUF. */
@ -2022,6 +2034,8 @@ open_remote_target (name, from_tty, target, extended_p)
remote_open_1 (name, from_tty, target, extended_p);
}
/* Table used by the crc32 function to calcuate the checksum. */
static unsigned long crc32_table[256] = {0, 0};
@ -2053,15 +2067,8 @@ crc32 (buf, len, crc)
return crc;
}
/* compare-sections command
With no arguments, compares each loadable section in the exec bfd
with the same memory range on the target, and reports mismatches.
Useful for verifying the image on the target against the exec file.
Depends on the target understanding the new "qCRC:" request. */
static void
remote_compare_command (args, from_tty)
compare_sections_command (args, from_tty)
char *args;
int from_tty;
{
@ -2073,6 +2080,7 @@ remote_compare_command (args, from_tty)
bfd_size_type size;
bfd_vma lma;
int matched = 0;
int mismatched = 0;
if (!exec_bfd)
error ("command cannot be used without an exec file");
@ -2120,14 +2128,47 @@ remote_compare_command (args, from_tty)
if (host_crc == target_crc)
printf_filtered ("matched.\n");
else
{
printf_filtered ("MIS-MATCHED!\n");
mismatched++;
}
do_cleanups (old_chain);
}
if (mismatched > 0)
warning ("One or more sections of the remote executable does not match\nthe loaded file\n");
if (args && !matched)
printf_filtered ("No loaded section named '%s'.\n", args);
}
static void
packet_command (args, from_tty)
char *args;
int from_tty;
{
char buf[PBUFSIZ];
if (!current_target.to_shortname ||
strcmp (current_target.to_shortname, "remote") != 0)
error ("command can only be used with remote target");
if (! args)
error ("remote-packet command requires packet text as argument");
puts_filtered ("sending: ");
print_packet (args);
puts_filtered ("\n");
putpkt (args);
getpkt (buf, 0);
puts_filtered ("received: ");
print_packet (buf);
puts_filtered ("\n");
}
void
_initialize_remote ()
{
@ -2136,11 +2177,21 @@ _initialize_remote ()
add_target (&remote_ops);
add_target (&extended_remote_ops);
add_cmd ("compare-sections", class_obscure, remote_compare_command,
"Compare section data on remote target to the exec file.\n\
Optional argument is a single section name (default: all loadable sections).",
add_cmd ("compare-sections", class_obscure, compare_sections_command,
"Compare section data on target to the exec file.\n\
Argument is a single section name (default: all loaded sections).",
&cmdlist);
add_cmd ("packet", class_maintenance, packet_command,
"Send an arbitrary packet to a remote target.\n\
maintenance packet TEXT\n\
If GDB is talking to an inferior via the GDB serial protocol, then\n\
this command sends the string TEXT to the inferior, and displays the\n\
response packet. GDB supplies the initial `$' character, and the\n\
terminating `#' character and checksum. This command was originally\n\
provided for use by the gdb.emc test suite.",
&maintenancelist);
add_show_from_set (add_set_cmd ("remotetimeout", no_class,
var_integer, (char *)&remote_timeout,
"Set timeout value for remote read.\n", &setlist),
@ -2156,3 +2207,16 @@ Optional argument is a single section name (default: all loadable sections).",
"Set the maximum number of bytes in each memory write packet.\n", &setlist),
&showlist);
}