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| author | Nick Clifton <nickc@redhat.com> | 2002-04-16 15:03:02 +0000 |
|---|---|---|
| committer | Nick Clifton <nickc@redhat.com> | 2002-04-16 15:03:02 +0000 |
| commit | 3e55a9634f689922888c35d423158dac0362afb4 (patch) | |
| tree | 6fddaf8b48649742dcdf508fe8777c5d76b707fb /binutils | |
| parent | 3d8dbe36e24099f193601eb1ac52ab38ebb9f58e (diff) | |
| download | gdb-3e55a9634f689922888c35d423158dac0362afb4.zip gdb-3e55a9634f689922888c35d423158dac0362afb4.tar.gz gdb-3e55a9634f689922888c35d423158dac0362afb4.tar.bz2 | |
Remove unused function fetch_location_list.
Catch corrupt core notes and display a warning message.
Diffstat (limited to 'binutils')
| -rw-r--r-- | binutils/ChangeLog | 5 | ||||
| -rw-r--r-- | binutils/readelf.c | 26 |
2 files changed, 18 insertions, 13 deletions
diff --git a/binutils/ChangeLog b/binutils/ChangeLog index 9275ba4..021bc20 100644 --- a/binutils/ChangeLog +++ b/binutils/ChangeLog @@ -1,5 +1,10 @@ 2002-04-16 Nick Clifton <nickc@cambridge.redhat.com> + * readelf.c (fetch_location_list): Remove unused function. + + * readelf.c (process_corefile_note_segment): Catch corrupt notes + and display a warning message, then exit the loop. + * rcparse.y: Set MEMFLAG_DISCARDABLE by default. 2002-04-15 Nick Clifton <nickc@cambridge.redhat.com> diff --git a/binutils/readelf.c b/binutils/readelf.c index 2c19d61..f0441ce 100644 --- a/binutils/readelf.c +++ b/binutils/readelf.c @@ -235,7 +235,6 @@ static void free_debug_str PARAMS ((void)); static const char * fetch_indirect_string PARAMS ((unsigned long)); static void load_debug_loc PARAMS ((FILE *)); static void free_debug_loc PARAMS ((void)); -static const char * fetch_location_list PARAMS ((unsigned long)); static unsigned long read_leb128 PARAMS ((unsigned char *, int *, int)); static int process_extended_line_op PARAMS ((unsigned char *, int, int)); static void reset_state_machine PARAMS ((int)); @@ -7241,18 +7240,7 @@ free_debug_loc () debug_loc_size = 0; } -static const char * -fetch_location_list (offset) - unsigned long offset; -{ - if (debug_loc_contents == NULL) - return _("<no .debug_loc section>"); - - if (offset > debug_loc_size) - return _("<offset is too big>"); - return debug_loc_contents + offset; -} static int display_debug_loc (section, start, file) Elf32_Internal_Shdr * section; @@ -9440,6 +9428,7 @@ process_corefile_note_segment (file, offset, length) while (external < (Elf_External_Note *)((char *) pnotes + length)) { + Elf_External_Note * next; Elf32_Internal_Note inote; char * temp = NULL; @@ -9450,7 +9439,18 @@ process_corefile_note_segment (file, offset, length) inote.descdata = inote.namedata + align_power (inote.namesz, 2); inote.descpos = offset + (inote.descdata - (char *) pnotes); - external = (Elf_External_Note *)(inote.descdata + align_power (inote.descsz, 2)); + next = (Elf_External_Note *)(inote.descdata + align_power (inote.descsz, 2)); + + if (((char *) next) > (((char *) pnotes) + length)) + { + warn (_("corrupt note found at offset %x into core notes\n"), + ((char *) external) - ((char *) pnotes)); + warn (_(" type: %x, namesize: %08lx, descsize: %08lx\n"), + inote.type, inote.namesz, inote.descsz); + break; + } + + external = next; /* Verify that name is null terminated. It appears that at least one version of Linux (RedHat 6.0) generates corefiles that don't |