diff options
Diffstat (limited to 'bfd/bfd.c')
| -rw-r--r-- | bfd/bfd.c | 81 |
1 files changed, 0 insertions, 81 deletions
@@ -830,87 +830,6 @@ bfd_set_start_address (abfd, vma) /* FUNCTION - bfd_get_mtime - -SYNOPSIS - long bfd_get_mtime(bfd *abfd); - -DESCRIPTION - Return the file modification time (as read from the file system, or - from the archive header for archive members). - -*/ - -long -bfd_get_mtime (abfd) - bfd *abfd; -{ - FILE *fp; - struct stat buf; - - if (abfd->mtime_set) - return abfd->mtime; - - fp = bfd_cache_lookup (abfd); - if (0 != fstat (fileno (fp), &buf)) - return 0; - - abfd->mtime = buf.st_mtime; /* Save value in case anyone wants it */ - return buf.st_mtime; -} - -/* -FUNCTION - bfd_get_size - -SYNOPSIS - long bfd_get_size(bfd *abfd); - -DESCRIPTION - Return the file size (as read from file system) for the file - associated with BFD @var{abfd}. - - The initial motivation for, and use of, this routine is not - so we can get the exact size of the object the BFD applies to, since - that might not be generally possible (archive members for example). - It would be ideal if someone could eventually modify - it so that such results were guaranteed. - - Instead, we want to ask questions like "is this NNN byte sized - object I'm about to try read from file offset YYY reasonable?" - As as example of where we might do this, some object formats - use string tables for which the first <<sizeof (long)>> bytes of the - table contain the size of the table itself, including the size bytes. - If an application tries to read what it thinks is one of these - string tables, without some way to validate the size, and for - some reason the size is wrong (byte swapping error, wrong location - for the string table, etc.), the only clue is likely to be a read - error when it tries to read the table, or a "virtual memory - exhausted" error when it tries to allocate 15 bazillon bytes - of space for the 15 bazillon byte table it is about to read. - This function at least allows us to answer the quesion, "is the - size reasonable?". -*/ - -long -bfd_get_size (abfd) - bfd *abfd; -{ - FILE *fp; - struct stat buf; - - if ((abfd->flags & BFD_IN_MEMORY) != 0) - return ((struct bfd_in_memory *) abfd->iostream)->size; - - fp = bfd_cache_lookup (abfd); - if (0 != fstat (fileno (fp), & buf)) - return 0; - - return buf.st_size; -} - -/* -FUNCTION bfd_get_gp_size SYNOPSIS |