- days. First handle the easy case when there's only one. If
- there's more than one, try case two: none of the sections is
- compressed. In that case, read them all in and produce one
- large stash. We do this in two passes - in the first pass we
- just accumulate the section sizes, and in the second pass we
- read in the section's contents. (The allows us to avoid
- reallocing the data as we add sections to the stash.) If
- some or all sections are compressed, then do things the slow
- way, with a bunch of reallocs. */
+ days. First handle the easy case when there's only one. If
+ there's more than one, try case two: none of the sections is
+ compressed. In that case, read them all in and produce one
+ large stash. We do this in two passes - in the first pass we
+ just accumulate the section sizes, and in the second pass we
+ read in the section's contents. (The allows us to avoid
+ reallocing the data as we add sections to the stash.) If
+ some or all sections are compressed, then do things the slow
+ way, with a bunch of reallocs. */
- {
- /* Case 1: only one info section. */
- total_size = msec->size;
- if (! read_section (debug_bfd, ".debug_info", ".zdebug_info",
- symbols, 0,
- &stash->info_ptr_memory, &total_size))
- goto done;
- stash->info_ptr = stash->info_ptr_memory;
- stash->info_ptr_end = stash->info_ptr + total_size;
- }
+ {
+ /* Case 1: only one info section. */
+ total_size = msec->size;
+ if (! read_section (debug_bfd, ".debug_info", ".zdebug_info",
+ symbols, 0,
+ &stash->info_ptr_memory, &total_size))
+ goto done;
+ stash->info_ptr = stash->info_ptr_memory;
+ stash->info_ptr_end = stash->info_ptr + total_size;
+ }
- {
- int all_uncompressed = 1;
- for (total_size = 0; msec; msec = find_debug_info (debug_bfd, msec))
- {
- total_size += msec->size;
- if (strcmp (msec->name, DWARF2_COMPRESSED_DEBUG_INFO) == 0)
- all_uncompressed = 0;
- }
- if (all_uncompressed)
- {
- /* Case 2: multiple sections, but none is compressed. */
- stash->info_ptr_memory = bfd_malloc (total_size);
- if (stash->info_ptr_memory == NULL)
- goto done;
-
- stash->info_ptr = stash->info_ptr_memory;
- stash->info_ptr_end = stash->info_ptr;
-
- for (msec = find_debug_info (debug_bfd, NULL);
- msec;
- msec = find_debug_info (debug_bfd, msec))
- {
- bfd_size_type size;
- bfd_size_type start;
-
- size = msec->size;
- if (size == 0)
- continue;
-
- start = stash->info_ptr_end - stash->info_ptr;
-
- if ((bfd_simple_get_relocated_section_contents
- (debug_bfd, msec, stash->info_ptr + start, symbols))
- == NULL)
- continue;
-
- stash->info_ptr_end = stash->info_ptr + start + size;
- }
-
- BFD_ASSERT (stash->info_ptr_end == stash->info_ptr + total_size);
- }
- else
- {
- /* Case 3: multiple sections, some or all compressed. */
- stash->info_ptr_memory = bfd_malloc (1);
- stash->info_ptr = stash->info_ptr_memory;
- stash->info_ptr_end = stash->info_ptr;
- for (msec = find_debug_info (debug_bfd, NULL);
- msec;
- msec = find_debug_info (debug_bfd, msec))
- {
- bfd_size_type size = msec->size;
- bfd_byte* buffer
- = (bfd_simple_get_relocated_section_contents
- (debug_bfd, msec, NULL, symbols));
- if (! buffer)
- continue;
- if (strcmp (msec->name, DWARF2_COMPRESSED_DEBUG_INFO) == 0)
- {
- if (! bfd_uncompress_section_contents (&buffer, &size))
- continue;
- }
- stash->info_ptr = bfd_realloc (stash->info_ptr,
- stash->info_ptr_end
- - stash->info_ptr + size);
- memcpy (stash->info_ptr_end, buffer, size);
- free (buffer);
- stash->info_ptr_end += size;
- }
- }
- }
+ {
+ int all_uncompressed = 1;
+ for (total_size = 0; msec; msec = find_debug_info (debug_bfd, msec))
+ {
+ total_size += msec->size;
+ if (strcmp (msec->name, DWARF2_COMPRESSED_DEBUG_INFO) == 0)
+ all_uncompressed = 0;
+ }
+ if (all_uncompressed)
+ {
+ /* Case 2: multiple sections, but none is compressed. */
+ stash->info_ptr_memory = bfd_malloc (total_size);
+ if (stash->info_ptr_memory == NULL)
+ goto done;
+
+ stash->info_ptr = stash->info_ptr_memory;
+ stash->info_ptr_end = stash->info_ptr;
+
+ for (msec = find_debug_info (debug_bfd, NULL);
+ msec;
+ msec = find_debug_info (debug_bfd, msec))
+ {
+ bfd_size_type size;
+ bfd_size_type start;
+
+ size = msec->size;
+ if (size == 0)
+ continue;
+
+ start = stash->info_ptr_end - stash->info_ptr;
+
+ if ((bfd_simple_get_relocated_section_contents
+ (debug_bfd, msec, stash->info_ptr + start, symbols))
+ == NULL)
+ continue;
+
+ stash->info_ptr_end = stash->info_ptr + start + size;
+ }
+
+ BFD_ASSERT (stash->info_ptr_end == stash->info_ptr + total_size);
+ }
+ else
+ {
+ /* Case 3: multiple sections, some or all compressed. */
+ stash->info_ptr_memory = bfd_malloc (1);
+ stash->info_ptr = stash->info_ptr_memory;
+ stash->info_ptr_end = stash->info_ptr;
+ for (msec = find_debug_info (debug_bfd, NULL);
+ msec;
+ msec = find_debug_info (debug_bfd, msec))
+ {
+ bfd_size_type size = msec->size;
+ bfd_byte* buffer
+ = (bfd_simple_get_relocated_section_contents
+ (debug_bfd, msec, NULL, symbols));
+ if (! buffer)
+ continue;
+ if (strcmp (msec->name, DWARF2_COMPRESSED_DEBUG_INFO) == 0)
+ {
+ if (! bfd_uncompress_section_contents (&buffer, &size))
+ continue;
+ }
+ stash->info_ptr = bfd_realloc (stash->info_ptr,
+ stash->info_ptr_end
+ - stash->info_ptr + size);
+ memcpy (stash->info_ptr_end, buffer, size);
+ free (buffer);
+ stash->info_ptr_end += size;
+ }
+ }
+ }