FreeChainXenon/binutils-gdb
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

2003-06-01 Andrew Cagney <cagney@redhat.com>

Browse source 
* solib-irix.c (extract_mips_address): Inline extract_address,
	replacing it with extract_signed_integer.
	* solib-svr4.c (SOLIB_EXTRACT_ADDRESS): Ditto.
	(LM_NAME, IGNORE_FIRST_LINK_MAP_ENTRY): Ditto.
	(first_link_map_member, open_symbol_file_object): Ditto.
	(svr4_fetch_objfile_link_map, svr4_fetch_objfile_link_map): Ditto.
	* solib-sunos.c (SOLIB_EXTRACT_ADDRESS): Ditto.
	(LM_NEXT, LM_NAME): Ditto.
This commit is contained in:
Andrew Cagney 2003-06-01 23:00:55 +00:00
parent 1fd4ae2263
commit ae0167b9b5
4 changed files with 56 additions and 33 deletions
Download patch file Download diff file Expand all files Collapse all files

48
gdb/solib-svr4.c
View file

@ -105,14 +105,16 @@ static char *main_name_list[] =
NULL
};
/* Macro to extract an address from a solib structure.
When GDB is configured for some 32-bit targets (e.g. Solaris 2.7
sparc), BFD is configured to handle 64-bit targets, so CORE_ADDR is
64 bits. We have to extract only the significant bits of addresses
to get the right address when accessing the core file BFD. */
/* Macro to extract an address from a solib structure. When GDB is
configured for some 32-bit targets (e.g. Solaris 2.7 sparc), BFD is
configured to handle 64-bit targets, so CORE_ADDR is 64 bits. We
have to extract only the significant bits of addresses to get the
right address when accessing the core file BFD.
Assume that the address is unsigned. */
#define SOLIB_EXTRACT_ADDRESS(MEMBER) \
extract_address (&(MEMBER), sizeof (MEMBER))
extract_unsigned_integer (&(MEMBER), sizeof (MEMBER))
/* local data declarations */
@ -132,7 +134,9 @@ LM_NEXT (struct so_list *so)
{
struct link_map_offsets *lmo = SVR4_FETCH_LINK_MAP_OFFSETS ();
return extract_address (so->lm_info->lm + lmo->l_next_offset, lmo->l_next_size);
/* Assume that the address is unsigned. */
return extract_unsigned_integer (so->lm_info->lm + lmo->l_next_offset,
lmo->l_next_size);
}
static CORE_ADDR
@ -140,7 +144,9 @@ LM_NAME (struct so_list *so)
{
struct link_map_offsets *lmo = SVR4_FETCH_LINK_MAP_OFFSETS ();
return extract_address (so->lm_info->lm + lmo->l_name_offset, lmo->l_name_size);
/* Assume that the address is unsigned. */
return extract_unsigned_integer (so->lm_info->lm + lmo->l_name_offset,
lmo->l_name_size);
}
static int
@ -148,8 +154,9 @@ IGNORE_FIRST_LINK_MAP_ENTRY (struct so_list *so)
{
struct link_map_offsets *lmo = SVR4_FETCH_LINK_MAP_OFFSETS ();
return extract_address (so->lm_info->lm + lmo->l_prev_offset,
lmo->l_prev_size) == 0;
/* Assume that the address is unsigned. */
return extract_unsigned_integer (so->lm_info->lm + lmo->l_prev_offset,
lmo->l_prev_size) == 0;
}
static CORE_ADDR debug_base; /* Base of dynamic linker structures */
@ -587,7 +594,8 @@ first_link_map_member (void)
read_memory (debug_base + lmo->r_map_offset, r_map_buf, lmo->r_map_size);
lm = extract_address (r_map_buf, lmo->r_map_size);
/* Assume that the address is unsigned. */
lm = extract_unsigned_integer (r_map_buf, lmo->r_map_size);
/* FIXME: Perhaps we should validate the info somehow, perhaps by
checking r_version for a known version number, or r_state for
@ -645,8 +653,9 @@ open_symbol_file_object (void *from_ttyp)
/* Read address of name from target memory to GDB. */
read_memory (lm + lmo->l_name_offset, l_name_buf, lmo->l_name_size);
/* Convert the address to host format. */
l_name = extract_address (l_name_buf, lmo->l_name_size);
/* Convert the address to host format. Assume that the address is
unsigned. */
l_name = extract_unsigned_integer (l_name_buf, lmo->l_name_size);
/* Free l_name_buf. */
do_cleanups (cleanups);
@ -820,9 +829,9 @@ svr4_fetch_objfile_link_map (struct objfile *objfile)
/* Read address of name from target memory to GDB. */
read_memory (lm + lmo->l_name_offset, l_name_buf, lmo->l_name_size);
/* Extract this object's name. */
name_address = extract_address (l_name_buf,
lmo->l_name_size);
/* Extract this object's name. Assume that the address is
unsigned. */
name_address = extract_unsigned_integer (l_name_buf, lmo->l_name_size);
target_read_string (name_address, &buffer,
SO_NAME_MAX_PATH_SIZE - 1, &errcode);
make_cleanup (xfree, buffer);
@ -843,9 +852,10 @@ svr4_fetch_objfile_link_map (struct objfile *objfile)
return lm;
}
}
/* Not the file we wanted, continue checking. */
lm = extract_address (objfile_lm_info.lm + lmo->l_next_offset,
lmo->l_next_size);
/* Not the file we wanted, continue checking. Assume that the
address is unsigned. */
lm = extract_unsigned_integer (objfile_lm_info.lm + lmo->l_next_offset,
lmo->l_next_size);
do_cleanups (old_chain);
}
return 0;