1999-09-06 Donn Terry <donn@interix.com>

[deliverable/binutils-gdb.git] / bfd / libcoff.h

diff --git a/bfd/libcoff.h b/bfd/libcoff.h
index 0eebf5ffb9945cc8b46a3a90605e5b28cb31c3a0..0bad48b372ed8d0e8a6eb5e76479e22baab7214b 100644 (file)
--- a/bfd/libcoff.h
+++ b/bfd/libcoff.h
@@ -1,5 +1,5 @@
 /* BFD COFF object file private structure.
-   Copyright (C) 1990, 91, 92, 93, 94, 95, 96, 97, 1998
+   Copyright (C) 1990, 91, 92, 93, 94, 95, 96, 97, 98, 1999
    Free Software Foundation, Inc.
    Written by Cygnus Support.
 
@@ -56,7 +56,7 @@ typedef struct coff_tdata
   file_ptr sym_filepos;
 
   struct coff_ptr_struct *raw_syments;
-  unsigned int raw_syment_count;
+  unsigned long raw_syment_count;
 
   /* These are only valid once writing has begun */
   long int relocbase;
@@ -97,6 +97,9 @@ typedef struct coff_tdata
   /* Used by coff_find_nearest_line.  */
   PTR line_info;
 
+  /* The timestamp from the COFF file header.  */
+  long timestamp;
+
   /* Copy of some of the f_flags bits in the COFF filehdr structure,
      used by ARM code.  */
   flagword flags;
@@ -213,12 +216,14 @@ struct xcoff_section_tdata
 #define xcoff_section_data(abfd, sec) \
   ((struct xcoff_section_tdata *) coff_section_data ((abfd), (sec))->tdata)
 
-/* Tdata for sections in PEI image files.  */
+/* Tdata for sections in PE files.  */
 
 struct pei_section_tdata
 {
   /* The virtual size of the section.  */
   bfd_size_type virt_size;
+  /* The PE section flags.  */
+  long pe_flags;
 };
 
 /* An accessor macro for the pei_section_tdata structure.  */
@@ -467,6 +472,41 @@ struct coff_final_link_info
   struct internal_reloc *internal_relocs;
 };
 
+/* Most COFF variants have no way to record the alignment of a
+   section.  This struct is used to set a specific alignment based on
+   the name of the section.  */
+
+struct coff_section_alignment_entry
+{
+  /* The section name.  */
+  const char *name;
+
+  /* This is either (unsigned int) -1, indicating that the section
+     name must match exactly, or it is the number of letters which
+     must match at the start of the name.  */
+  unsigned int comparison_length;
+
+  /* These macros may be used to fill in the first two fields in a
+     structure initialization.  */
+#define COFF_SECTION_NAME_EXACT_MATCH(name) (name), ((unsigned int) -1)
+#define COFF_SECTION_NAME_PARTIAL_MATCH(name) (name), (sizeof (name) - 1)
+
+  /* Only use this entry if the default section alignment for this
+     target is at least that much (as a power of two).  If this field
+     is COFF_ALIGNMENT_FIELD_EMPTY, it should be ignored.  */
+  unsigned int default_alignment_min;
+
+  /* Only use this entry if the default section alignment for this
+     target is no greater than this (as a power of two).  If this
+     field is COFF_ALIGNMENT_FIELD_EMPTY, it should be ignored.  */
+  unsigned int default_alignment_max;
+
+#define COFF_ALIGNMENT_FIELD_EMPTY ((unsigned int) -1)
+
+  /* The desired alignment for this section (as a power of two).  */
+  unsigned int alignment_power;
+};
+
 extern struct bfd_hash_entry *_bfd_coff_link_hash_newfunc
   PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *));
 extern boolean _bfd_coff_link_hash_table_init
@@ -586,6 +626,22 @@ struct lineno_cache_entry *lineno;
     /* Have the line numbers been relocated yet ? */
 boolean done_lineno;
 } coff_symbol_type;
+ /* COFF symbol classifications.  */
+
+enum coff_symbol_classification
+{
+   /* Global symbol.  */
+  COFF_SYMBOL_GLOBAL,
+   /* Common symbol.  */
+  COFF_SYMBOL_COMMON,
+   /* Undefined symbol.  */
+  COFF_SYMBOL_UNDEFINED,
+   /* Local symbol.  */
+  COFF_SYMBOL_LOCAL,
+   /* PE section symbol.  */
+  COFF_SYMBOL_PE_SECTION
+};
+
 typedef struct
 {
   void (*_bfd_coff_swap_aux_in) PARAMS ((
@@ -685,7 +741,8 @@ typedef struct
  flagword (*_bfd_styp_to_sec_flags_hook) PARAMS ((
        bfd     *abfd,
        PTR     internal_scnhdr,
-       const char *name));
+       const char *name,
+       asection *section));
  void (*_bfd_set_alignment_hook) PARAMS ((
        bfd     *abfd,
        asection *sec,
@@ -722,7 +779,7 @@ typedef struct
        arelent *r,
        unsigned int shrink,
        struct bfd_link_info *link_info));
- boolean (*_bfd_coff_sym_is_global) PARAMS ((
+ enum coff_symbol_classification (*_bfd_coff_classify_symbol) PARAMS ((
        bfd *abfd,
        struct internal_syment *));
  boolean (*_bfd_coff_compute_section_file_positions) PARAMS ((
@@ -838,8 +895,9 @@ typedef struct
 #define bfd_coff_mkobject_hook(abfd, filehdr, aouthdr)\
         ((coff_backend_info (abfd)->_bfd_coff_mkobject_hook) (abfd, filehdr, aouthdr))
 
-#define bfd_coff_styp_to_sec_flags_hook(abfd, scnhdr, name)\
-        ((coff_backend_info (abfd)->_bfd_styp_to_sec_flags_hook) (abfd, scnhdr, name))
+#define bfd_coff_styp_to_sec_flags_hook(abfd, scnhdr, name, section)\
+        ((coff_backend_info (abfd)->_bfd_styp_to_sec_flags_hook)\
+         (abfd, scnhdr, name, section))
 
 #define bfd_coff_set_alignment_hook(abfd, sec, scnhdr)\
         ((coff_backend_info (abfd)->_bfd_set_alignment_hook) (abfd, sec, scnhdr))
@@ -862,8 +920,8 @@ typedef struct
         ((coff_backend_info (abfd)->_bfd_coff_reloc16_estimate)\
          (abfd, section, reloc, shrink, link_info))
 
-#define bfd_coff_sym_is_global(abfd, sym)\
-        ((coff_backend_info (abfd)->_bfd_coff_sym_is_global)\
+#define bfd_coff_classify_symbol(abfd, sym)\
+        ((coff_backend_info (abfd)->_bfd_coff_classify_symbol)\
          (abfd, sym))
 
 #define bfd_coff_compute_section_file_positions(abfd)\