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authorNick Clifton <nickc@redhat.com>2002-05-15 15:28:12 +0000
committerNick Clifton <nickc@redhat.com>2002-05-15 15:28:12 +0000
commite4cf60a82276f7b429ef6d31d9698a692008cb19 (patch)
tree35217c2fcbbd5bf078d7af31efe2e4106b4152a5
parentd1e66cd4a44fed3ffe0f20fa121d06f709a6d99d (diff)
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Do not assume that the first thunk is located in the same section as the
import table. Instead check, and if necessary load the section containing the thunk.
-rw-r--r--bfd/ChangeLog6
-rw-r--r--bfd/peXXigen.c57
2 files changed, 60 insertions, 3 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index e27782a..f7f28b6 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,9 @@
+2002-05-15 Laurent Pinchart <laurent.pinchart@skynet.be>
+
+ * peXXigen.c (pe_print_idata): Do not assume that the first thunk
+ is located in the same section as the import table. Instead
+ check, and if necessary load the section containing the thunk.
+
2002-05-15 Nick Clifton <nickc@cambridge.redhat.com>
* aix5ppc-core.c (xcoff64_core_p): Replace bfd_read with
diff --git a/bfd/peXXigen.c b/bfd/peXXigen.c
index 04b7419..22f2e3f 100644
--- a/bfd/peXXigen.c
+++ b/bfd/peXXigen.c
@@ -1219,10 +1219,58 @@ pe_print_idata (abfd, vfile)
if (hint_addr != first_thunk && time_stamp == 0)
{
+ bfd_byte *ft_data;
+ asection *ft_section;
+ bfd_vma ft_addr;
+ bfd_size_type ft_datasize;
+ int ft_idx;
int differ = 0;
- int idx2;
+ int ft_allocated = 0;
- idx2 = first_thunk - adj;
+ ft_addr = first_thunk + extra->ImageBase;
+
+ /* Find the section which contains the first thunk. */
+ for (ft_section = abfd->sections;
+ ft_section != NULL;
+ ft_section = ft_section->next)
+ {
+ ft_datasize = bfd_section_size (abfd, ft_section);
+ if (ft_addr >= ft_section->vma
+ && ft_addr < ft_section->vma + ft_datasize)
+ break;
+ }
+
+ if (ft_section == NULL)
+ {
+ fprintf (file,
+ _("\nThere is a first thunk, but the section containing it could not be found\n"));
+ continue;
+ }
+
+ /* Now check to see if this section is the same as our current
+ section. If it is not then we will have to load its data in. */
+ if (ft_section == section)
+ {
+ ft_data = data;
+ ft_idx = first_thunk - adj;
+ }
+ else
+ {
+ ft_idx = first_thunk - (ft_section->vma - extra->ImageBase);
+ ft_data = (bfd_byte *) bfd_malloc (datasize);
+ if (ft_data == NULL)
+ continue;
+
+ /* Read datasize bfd_bytes starting at offset ft_idx. */
+ if (! bfd_get_section_contents (abfd, ft_section, (PTR) ft_data, (bfd_vma) ft_idx, datasize))
+ {
+ free (ft_data);
+ continue;
+ }
+
+ ft_idx = 0;
+ ft_allocated = 1;
+ }
for (j = 0; j < datasize; j += 4)
{
@@ -1233,7 +1281,7 @@ pe_print_idata (abfd, vfile)
if (hint_addr != 0)
hint_member = bfd_get_32 (abfd, data + idx + j);
- iat_member = bfd_get_32 (abfd, data + idx2 + j);
+ iat_member = bfd_get_32 (abfd, ft_data + ft_idx + j);
if (hint_addr == 0 && iat_member == 0)
break;
@@ -1269,6 +1317,9 @@ pe_print_idata (abfd, vfile)
if (differ == 0)
fprintf (file,
_("\tThe Import Address Table is identical\n"));
+
+ if (ft_allocated)
+ free (ft_data);
}
fprintf (file, "\n");