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	 54ea2f4401
			
		
	
	
		54ea2f4401
		
	
	
	
	
		
			
			* grub-core/lib/backtrace.c: Likewise. * grub-core/net/ip.c: Likewise. * grub-core/net/tcp.c: Likewise. * grub-core/net/udp.c: Likewise.
		
			
				
	
	
		
			71 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			71 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  *  GRUB  --  GRand Unified Bootloader
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|  *  Copyright (C) 2009  Free Software Foundation, Inc.
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|  *
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|  *  GRUB is free software: you can redistribute it and/or modify
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|  *  it under the terms of the GNU General Public License as published by
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|  *  the Free Software Foundation, either version 3 of the License, or
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|  *  (at your option) any later version.
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|  *
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|  *  GRUB is distributed in the hope that it will be useful,
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|  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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|  *  GNU General Public License for more details.
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|  *
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|  *  You should have received a copy of the GNU General Public License
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|  *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
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|  */
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| 
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| #include <grub/misc.h>
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| #include <grub/command.h>
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| #include <grub/err.h>
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| #include <grub/dl.h>
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| #include <grub/mm.h>
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| #include <grub/term.h>
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| #include <grub/backtrace.h>
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| 
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| GRUB_MOD_LICENSE ("GPLv3+");
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| 
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| void
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| grub_backtrace_print_address (void *addr)
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| {
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|   grub_dl_t mod;
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| 
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|   FOR_DL_MODULES (mod)
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|   {
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|     grub_dl_segment_t segment;
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|     for (segment = mod->segment; segment; segment = segment->next)
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|       if (segment->addr <= addr && (grub_uint8_t *) segment->addr
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| 	  + segment->size > (grub_uint8_t *) addr)
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| 	{
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| 	  grub_printf ("%s.%x+%" PRIxGRUB_SIZE, mod->name, segment->section,
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| 		       (grub_size_t) ((grub_uint8_t *) addr - (grub_uint8_t *) segment->addr));
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| 	  return;
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| 	}
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|   }
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| 
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|   grub_printf ("%p", addr);
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| }
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| 
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| static grub_err_t
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| grub_cmd_backtrace (grub_command_t cmd __attribute__ ((unused)),
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| 		    int argc __attribute__ ((unused)),
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| 		    char **args __attribute__ ((unused)))
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| {
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|   grub_backtrace ();
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|   return 0;
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| }
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| 
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| static grub_command_t cmd;
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| 
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| GRUB_MOD_INIT(backtrace)
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| {
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|   cmd = grub_register_command ("backtrace", grub_cmd_backtrace,
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| 			       0, N_("Print backtrace."));
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| }
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| 
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| GRUB_MOD_FINI(backtrace)
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| {
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|   grub_unregister_command (cmd);
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| }
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