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Diffstat (limited to 'gdb/solib-svr4.c')
-rw-r--r--gdb/solib-svr4.c48
1 files changed, 29 insertions, 19 deletions
diff --git a/gdb/solib-svr4.c b/gdb/solib-svr4.c
index 6c4c10a..3658be6 100644
--- a/gdb/solib-svr4.c
+++ b/gdb/solib-svr4.c
@@ -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;