vms.h

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#define DBG_S_C_ENUM_ITEM		0xa4
#define DBG_S_C_ENUM_START		0xa5
#define DBG_S_C_ENUM_END		0xa6
#define DBG_S_C_STRUCT_ITEM		DST_K_VFLAGS_BITOFFS	/* 0xff */
#define DBG_S_C_STRUCT_START		0xab
#define DBG_S_C_STRUCT_END		0xac
#define DST_K_TYPSPEC			0xaf		/* type specification */
/* These codes are used in the generation of the symbol definition records
 */
#define DST_K_VFLAGS_NOVAL		0x80	/* struct definition only */
#define DST_K_VFLAGS_DSC		0xfa	/* descriptor used */
#define DST_K_VFLAGS_TVS		0xfb	/* trailing value specified */
#define DST_K_VS_FOLLOWS		0xfd	/* value spec follows */
#define DST_K_VFLAGS_BITOFFS		0xff	/* value contains bit offset */
#define DST_K_VALKIND_LITERAL	0
#define DST_K_VALKIND_ADDR	1
#define DST_K_VALKIND_DESC	2
#define DST_K_VALKIND_REG	3
#define DST_K_REG_VAX_AP	0x0c	/* R12 */
#define DST_K_REG_VAX_FP	0x0d	/* R13 */
#define DST_K_REG_VAX_SP	0x0e	/* R14 */
#define DST_V_VALKIND		0	/* offset of valkind field */
#define DST_V_INDIRECT		2	/* offset to indirect bit */
#define DST_V_DISP		3	/* offset to displacement bit */
#define DST_V_REGNUM		4	/* offset to register number */
#define DST_M_INDIRECT		(1<<DST_V_INDIRECT)
#define DST_M_DISP		(1<<DST_V_DISP)
#define DBG_C_FUNCTION_PARAM	/* 0xc9 */	\
	(DST_K_VALKIND_ADDR|DST_M_DISP|(DST_K_REG_VAX_AP<<DST_V_REGNUM))
#define DBG_C_LOCAL_SYM		/* 0xd9 */	\
	(DST_K_VALKIND_ADDR|DST_M_DISP|(DST_K_REG_VAX_FP<<DST_V_REGNUM))
/* Kinds of value specifications
 */
#define DST_K_VS_ALLOC_SPLIT	3	/* split lifetime */
/* Kinds of type specifications
 */
#define DST_K_TS_ATOM		0x01	/* atomic type specification */
#define DST_K_TS_DSC		0x02	/* descriptor type spec */
#define DST_K_TS_IND		0x03	/* indirect type specification */
#define DST_K_TS_TPTR		0x04	/* typed pointer type spec */
#define DST_K_TS_PTR		0x05	/* pointer type spec */
#define DST_K_TS_ARRAY		0x07	/* array type spec */
#define DST_K_TS_NOV_LENG	0x0e	/* novel length type spec */
/*  These are the codes that are used in the suffix records to determine the
 *  actual data type
 */
#define DBG_S_C_BASIC			DST_K_TS_ATOM
#define DBG_S_C_BASIC_ARRAY		DST_K_TS_DSC
#define DBG_S_C_STRUCT			DST_K_TS_IND
#define DBG_S_C_POINTER			DST_K_TS_TPTR
#define DBG_S_C_VOID			DST_K_TS_PTR
#define DBG_S_C_COMPLEX_ARRAY		DST_K_TS_ARRAY

/* VMS Module header record (EMH) definitions.  */

#define MHD_S_C_MHD 0
#define MHD_S_C_LNM 1
#define MHD_S_C_SRC 2
#define MHD_S_C_TTL 3
#define MHD_S_C_CPR 4
#define MHD_S_C_MTC 5
#define MHD_S_C_GTX 6
#define MHD_S_C_MAXHDRTYP 6

#define EMH_S_C_MHD 0		/* Main header record		*/
#define EMH_S_C_LNM 1		/* Language name and version	*/
#define EMH_S_C_SRC 2		/* Source file specification	*/
#define EMH_S_C_TTL 3		/* Title text of module		*/
#define EMH_S_C_CPR 4		/* Copyright notice		*/
#define EMH_S_C_MTC 5		/* Maintenance status		*/
#define EMH_S_C_GTX 6		/* General text			*/
#define EMH_S_C_MAXHDRTYP 6	/* Maximum allowable type	*/

/* vms.c.  */

extern asymbol *_bfd_vms_make_empty_symbol PARAMS ((bfd *abfd));

/* vms-gsd.c.  */

extern int _bfd_vms_slurp_gsd PARAMS ((bfd *abfd, int objtype));
extern int _bfd_vms_write_gsd PARAMS ((bfd *abfd, int objtype));

/* vms-mhd.c.  */

extern int _bfd_vms_slurp_hdr PARAMS ((bfd *abfd, int objtype));
extern int _bfd_vms_write_hdr PARAMS ((bfd *abfd, int objtype));
extern int _bfd_vms_slurp_eom PARAMS ((bfd *abfd, int objtype));
extern int _bfd_vms_write_eom PARAMS ((bfd *abfd, int objtype));

/* vms-tir.c.  */

extern int _bfd_vms_slurp_tir PARAMS ((bfd *abfd, int objtype));
extern int _bfd_vms_slurp_dbg PARAMS ((bfd *abfd, int objtype));
extern int _bfd_vms_slurp_tbt PARAMS ((bfd *abfd, int objtype));
extern int _bfd_vms_slurp_lnk PARAMS ((bfd *abfd, int objtype));

extern int _bfd_vms_write_tir PARAMS ((bfd *abfd, int objtype));
extern int _bfd_vms_write_tbt PARAMS ((bfd *abfd, int objtype));
extern int _bfd_vms_write_dbg PARAMS ((bfd *abfd, int objtype));

/* The r_type field in a reloc is one of the following values.  */
#define ALPHA_R_IGNORE		0
#define ALPHA_R_REFQUAD		1
#define ALPHA_R_BRADDR		2
#define ALPHA_R_HINT		3
#define ALPHA_R_SREL16		4
#define ALPHA_R_SREL32		5
#define ALPHA_R_SREL64		6
#define ALPHA_R_OP_PUSH		7
#define ALPHA_R_OP_STORE	8
#define ALPHA_R_OP_PSUB		9
#define ALPHA_R_OP_PRSHIFT	10
#define ALPHA_R_LINKAGE		11
#define ALPHA_R_REFLONG		12
#define ALPHA_R_CODEADDR	13

/* Object language definitions.  */

#define OBJ_S_C_HDR 0		/*VAX module header record		*/
#define OBJ_S_C_GSD 1		/*VAX global symbol definition record	*/
#define OBJ_S_C_TIR 2		/*VAX text information record		*/
#define OBJ_S_C_EOM 3		/*VAX end of module record		*/
#define OBJ_S_C_DBG 4		/*VAX Debugger information record	*/
#define OBJ_S_C_TBT 5		/*VAX Traceback information record	*/
#define OBJ_S_C_LNK 6		/*VAX linker options record		*/
#define OBJ_S_C_EOMW 7		/*VAX end of module word-psect record	*/
#define OBJ_S_C_MAXRECTYP 7	/*VAX Last assigned record type		*/
#define EOBJ_S_C_EMH 8		/*EVAX module header record		*/
#define EOBJ_S_C_EEOM 9		/*EVAX end of module record		*/
#define EOBJ_S_C_EGSD 10	/*EVAX global symbol definition record  */
#define EOBJ_S_C_ETIR 11	/*EVAX text information record		*/
#define EOBJ_S_C_EDBG 12	/*EVAX Debugger information record	*/
#define EOBJ_S_C_ETBT 13	/*EVAX Traceback information record	*/
#define EOBJ_S_C_MAXRECTYP 13	/*EVAX Last assigned record type	*/
#define OBJ_S_K_SUBTYP 1
#define OBJ_S_C_SUBTYP 1
#define EOBJ_S_K_SUBTYP 4
#define EOBJ_S_C_SUBTYP 4
#define OBJ_S_C_MAXRECSIZ 2048	/*Maximum legal record size         */
#define EOBJ_S_C_MAXRECSIZ 8192 /*Maximum legal record size         */
#define OBJ_S_C_STRLVL 0	/*Structure level                   */
#define EOBJ_S_C_STRLVL 2	/*Structure level                   */
#define OBJ_S_C_SYMSIZ 31	/*Maximum symbol length		*/
#define EOBJ_S_C_SYMSIZ 64	/*Maximum symbol length		*/
#define EOBJ_S_C_SECSIZ 31	/*Maximum section name length		*/
#define OBJ_S_C_STOREPLIM -1	/*Maximum repeat count on store commands  */
#define EOBJ_S_C_STOREPLIM -1	/*Maximum repeat count on store commands  */
#define OBJ_S_C_PSCALILIM 9	/*Maximum p-sect alignment          */
#define EOBJ_S_C_PSCALILIM 16	/*Maximum p-sect alignment          */

#define EVAX_OFFSET	256	/*type offset for EVAX codes in switch  */
/* Miscellaneous definitions.  */

#if __GNUC__
typedef unsigned long long uquad;
#else
typedef unsigned long uquad;
#endif

#define MAX_OUTREC_SIZE 4096
#define MIN_OUTREC_LUFT 64

typedef struct _vms_section {
  unsigned char *contents;
  bfd_vma offset;
  bfd_size_type size;
  struct _vms_section *next;
} vms_section;

extern boolean _bfd_save_vms_section
  PARAMS ((bfd *abfd, asection *section, PTR data, file_ptr offset,
	   bfd_size_type count));
extern vms_section *_bfd_get_vms_section PARAMS ((bfd *abfd, int index));

typedef struct _vms_reloc {
  struct _vms_reloc *next;
  arelent *reloc;
  asection *section;
} vms_reloc;

/* vms module header  */

struct hdr_struc {
  int hdr_b_strlvl;
  long hdr_l_arch1;
  long hdr_l_arch2;
  long hdr_l_recsiz;
  char *hdr_t_name;
  char *hdr_t_version;
  char *hdr_t_date;
  char *hdr_c_lnm;
  char *hdr_c_src;
  char *hdr_c_ttl;
};

/* vms end of module  */

struct eom_struc {
  long eom_l_total_lps;
  unsigned char eom_b_comcod;
  boolean eom_has_transfer;
  unsigned char eom_b_tfrflg;
  long eom_l_psindx;
  long eom_l_tfradr;
};

enum file_format_enum { FF_UNKNOWN, FF_FOREIGN, FF_NATIVE, FF_VAX };

typedef struct vms_symbol_struct {
  struct bfd_hash_entry bfd_hash;
  asymbol *symbol;
} vms_symbol_entry;

/* stack value for push/pop commands  */

struct stack_struct {
  uquad value;
  int psect;
};
#define STACKSIZE 8192

/* location stack definitions for CTL_DFLOC, CTL_STLOC, and CTL_STKDL  */

struct location_struct {
  unsigned long value;
  int psect;
};
#define LOCATION_SAVE_SIZE 32

#define VMS_SECTION_COUNT 1024

struct vms_private_data_struct {
  int is_vax;
  boolean fixup_done;			/* Flag to indicate if all
					   section pointers and PRIV(sections)
					   are set up correctly  */
  unsigned char *vms_buf;		/* buffer to record  */
  int buf_size;				/* max size of buffer  */
  unsigned char *vms_rec;		/* actual record ptr  */
  int rec_length;			/* remaining record length  */
  int rec_size;				/* actual record size  */
  int rec_type;				/* actual record type  */
  enum file_format_enum file_format;

  struct hdr_struc hdr_data;		/* data from HDR/EMH record  */
  struct eom_struc eom_data;		/* data from EOM/EEOM record  */
  unsigned int section_count;		/* # of sections in following array  */
  asection **sections;			/* array of GSD/EGSD sections  */
  int gsd_sym_count;			/* # of GSD/EGSD symbols  */
  asymbol **symbols;			/* vector of GSD/EGSD symbols  */
  struct proc_value *procedure;

  struct stack_struct *stack;
  int stackptr;

  vms_section *vms_section_table[VMS_SECTION_COUNT];

  struct bfd_hash_table *vms_symbol_table;
  struct symbol_cache_entry **symcache;
  int symnum;

  struct location_struct *location_stack;

  asection *image_section;		/* section for image_ptr  */
  unsigned char *image_ptr;		/* a pointer to section->contents */

  unsigned char pdsc[8];		/* procedure descriptor */

  /* Output routine storage  */

  unsigned char *output_buf;		/* output data  */
  int push_level;
  int pushed_size;
  int length_pos;
  int output_size;
  int output_alignment;

  /* linkage index counter
   used by conditional store commands (ETIR_S_C_STC_)  */

  int vms_linkage_index;

  /* see tc-alpha.c of gas for a description.  */
  int flag_hash_long_names;	/* -+, hash instead of truncate */
  int flag_show_after_trunc;	/* -H, show hashing/truncation */
};

#define PRIV(name)	((struct vms_private_data_struct *)abfd->tdata.any)->name

#define SECTION_NAME_TEMPLATE "__SEC__%d"

#if VMS_DEBUG
extern void _bfd_vms_debug PARAMS((int level, char *format, ...));
extern void _bfd_hexdump
  PARAMS ((int level, unsigned char *ptr, int size, int offset));

#define vms_debug _bfd_vms_debug
#endif

extern struct bfd_hash_entry *_bfd_vms_hash_newfunc
  PARAMS ((struct bfd_hash_entry *entry, struct bfd_hash_table *table,
	   const char *string));
extern void _bfd_vms_get_header_values
  PARAMS ((bfd *abfd, unsigned char *buf, int *type, int *length));
extern int _bfd_vms_get_record PARAMS ((bfd *abfd));
extern int _bfd_vms_next_record PARAMS ((bfd *abfd));

extern char *_bfd_vms_save_sized_string PARAMS ((unsigned char *str, int size));
extern char *_bfd_vms_save_counted_string PARAMS ((unsigned char *ptr));
extern void _bfd_vms_push PARAMS ((bfd *abfd, uquad val, int psect));
extern uquad _bfd_vms_pop PARAMS ((bfd *abfd, int *psect));

extern boolean _bfd_save_vms_section
  PARAMS ((bfd *abfd, asection *section, PTR data, file_ptr offset,
	   bfd_size_type count));
extern void _bfd_vms_output_begin
  PARAMS ((bfd *abfd, int rectype, int rechead));
extern void _bfd_vms_output_alignment PARAMS ((bfd *abfd, int alignto));
extern void _bfd_vms_output_push PARAMS ((bfd *abfd));
extern void _bfd_vms_output_pop PARAMS ((bfd *abfd));
extern void _bfd_vms_output_flush PARAMS ((bfd *abfd));
extern void _bfd_vms_output_end PARAMS ((bfd *abfd));
extern int _bfd_vms_output_check PARAMS ((bfd *abfd, int size));
extern void _bfd_vms_output_byte PARAMS ((bfd *abfd, unsigned int value));
extern void _bfd_vms_output_short PARAMS ((bfd *abfd, unsigned int value));
extern void _bfd_vms_output_long PARAMS ((bfd *abfd, unsigned long value));
extern void _bfd_vms_output_quad PARAMS ((bfd *abfd, uquad value));
extern void _bfd_vms_output_counted PARAMS ((bfd *abfd, char *value));
extern void _bfd_vms_output_dump PARAMS ((bfd *abfd, unsigned char *data,
					   int length));
extern void _bfd_vms_output_fill PARAMS ((bfd *abfd, int value, int length));
extern char *_bfd_vms_length_hash_symbol PARAMS ((bfd *abfd, const char *in, int maxlen));

extern vms_symbol_entry *_bfd_vms_enter_symbol PARAMS ((bfd *abfd, char *name));

#endif /* VMS_H */