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Søren Sandmann Pedersen
2004-11-04 15:25:39 +00:00
parent e16af9c730
commit 1fa465fb26
4 changed files with 101 additions and 24 deletions
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39
process.c
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@ -22,7 +22,7 @@ struct Map
char * filename;
gulong start;
gulong end;
gulong offset;
gulong offset;
gboolean do_offset;
BinFile * bin_file;
@ -34,6 +34,8 @@ struct Process
GList *maps;
GList *bad_pages;
int pid;
};
static void
@ -68,15 +70,6 @@ should_offset (const char *filename, int pid)
return result;
}
static gboolean
check_do_offset (const Map *map, int pid)
{
if (map->filename)
return should_offset (map->filename, pid);
else
return TRUE;
}
static GList *
read_maps (int pid)
{
@ -99,21 +92,25 @@ read_maps (int pid)
guint start;
guint end;
guint offset;
#if 0
g_print ("buffer: %s\n", buffer);
#endif
count = sscanf (
buffer, "%x-%x %*15s %x %*u:%*u %*u %255s",
buffer, "%x-%x %*15s %x %*x:%*x %*u %255s",
&start, &end, &offset, file);
if (count == 4)
{
Map *map;
map = g_new (Map, 1);
map->filename = g_strdup (file);
map->start = start;
map->end = end;
map->offset = offset; //check_do_offset (map, pid);
map->offset = offset;
map->bin_file = NULL;
@ -137,6 +134,7 @@ create_process (const char *cmdline, int pid)
p->cmdline = g_strdup_printf ("[%s]", cmdline);
p->bad_pages = NULL;
p->maps = NULL;
p->pid = pid;
g_assert (!g_hash_table_lookup (processes_by_pid, GINT_TO_POINTER (pid)));
g_assert (!g_hash_table_lookup (processes_by_cmdline, cmdline));
@ -269,7 +267,7 @@ process_lookup_symbol (Process *process, gulong address)
g_free (undefined.name);
undefined.name = g_strdup_printf ("??? (%s)", process->cmdline);
undefined.address = 0xBABE0001;
return &undefined;
}
@ -282,17 +280,22 @@ process_lookup_symbol (Process *process, gulong address)
if (!map->bin_file)
map->bin_file = bin_file_new (map->filename);
#if 0
/* FIXME - this seems to work with prelinked binaries, but is
* it correct? IE., will normal binaries always have a preferred_addres of 0?
*/
/* address = address - map->start + map->offset + bin_file_get_load_address (map->bin_file); */
/* address -= map->start; */
/* address += map->offset; */
/* address += bin_file_get_load_address (map->bin_file); */
address = address - map->start + map->offset + bin_file_get_load_address (map->bin_file);
address -= map->start;
address += map->offset;
address += bin_file_get_load_address (map->bin_file);
#endif
/* g_print ("%s: start: %p, load: %p\n", */
/* map->filename, map->start, bin_file_get_load_address (map->bin_file)); */
if (should_offset (map->filename, process->pid))
address -= map->start;
result = bin_file_lookup_symbol (map->bin_file, address);
/* g_print ("(%x) %x %x name; %s\n", address, map->start, map->offset, result->name); */