From: Elena Zannoni Date: Thu, 4 Jun 1998 18:07:32 +0000 (+0000) Subject: Thu Jun 4 10:15:03 1998 Elena Zannoni X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=ecc6e8426e12d884bb5aecd87dc23d65fca03197;p=binutils-gdb.git Thu Jun 4 10:15:03 1998 Elena Zannoni * remote.c: merged. - Jim Blandy (print_packet, remote_packet_command): New functions. (_initialize_remote): Register the remote-packet command. - David Taylor (_initialize_remote): remote-compare is now compare-sections. - Elena Zannoni (remote_compare_command): added warning, issued in case of mismatch only. --- diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 01e24969ef2..6d76876aa75 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,17 @@ +Thu Jun 4 10:15:03 1998 Elena Zannoni + + * remote.c: merged. + + - Jim Blandy + (print_packet, remote_packet_command): New functions. + (_initialize_remote): Register the remote-packet command. + - David Taylor + (_initialize_remote): remote-compare is now + compare-sections. + - Elena Zannoni + (remote_compare_command): added warning, issued in case + of mismatch only. + Thu Jun 4 08:25:38 1998 Michael Snyder * remote.c (remote_compare_command): New function, new command. diff --git a/gdb/remote.c b/gdb/remote.c index 9c7ef948b83..694d92174f7 100644 --- a/gdb/remote.c +++ b/gdb/remote.c @@ -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); } + + + + + + + + + + + + +