rvm/rvmcodemap.h

   1 /*
   2  *  Regular Pattern Analyzer (RPA)
   3  *  Copyright (c) 2009-2010 Martin Stoilov
   4  *
   5  *  This program is free software: you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation, either version 3 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  This program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  *
  18  *  Martin Stoilov <martin@rpasearch.com>
  19  */
  20
  21 #ifndef _RVMCODEMAP_H_
  22 #define _RVMCODEMAP_H_
  23
  24 #include "rtypes.h"
  25 #include "rvm/rvmcpu.h"
  26 #include "rlib/rarray.h"
  27 #include "rlib/rhash.h"
  28 #include "rlib/rstring.h"
  29
  30 #ifdef __cplusplus
  31 extern "C" {
  32 #endif
  33
  34
  35 typedef struct rvm_codelabel_s {
  36         enum {
  37                 RVM_CODELABEL_OFFSET = 0,
  38                 RVM_CODELABEL_POINTER,
  39                 RVM_CODELABEL_INVALID,
  40         } type;
  41         unsigned long base;
  42         ruword value;
  43         rstr_t *name;
  44         unsigned long size; // Optional, used for function declarations
  45 } rvm_codelabel_t;
  46
  47
  48 typedef struct rvm_codemap_s {
  49         rarray_t *labels;
  50         rhash_t *hash;
  51 } rvm_codemap_t;
  52
  53
  54 rvm_codemap_t *rvm_codemap_create();
  55 void rvm_codemap_destroy(rvm_codemap_t *codemap);
  56 void rvm_codemap_clear(rvm_codemap_t *codemap);
  57 long rvm_codemap_invalid_add(rvm_codemap_t *codemap, const char *name, unsigned int namesize);
  58 long rvm_codemap_invalid_add_s(rvm_codemap_t *codemap, const char *name);
  59 long rvm_codemap_addoffset(rvm_codemap_t *codemap, const char *name, unsigned int namesize, unsigned long base, unsigned long offset);
  60 long rvm_codemap_addoffset_s(rvm_codemap_t *codemap, const char *name, unsigned long base, unsigned long offset);
  61 long rvm_codemap_addpointer(rvm_codemap_t *codemap, const char *name, unsigned int namesize, rpointer ptr);
  62 long rvm_codemap_addpointer_s(rvm_codemap_t *codemap, const char *name, rpointer ptr);
  63 long rvm_codemap_lookupadd(rvm_codemap_t *codemap, const char *name, unsigned int namesize);
  64 long rvm_codemap_lookupadd_s(rvm_codemap_t *codemap, const char *name);
  65 long rvm_codemap_lookup(rvm_codemap_t *codemap, const char *name, unsigned int namesize);
  66 long rvm_codemap_lookup_s(rvm_codemap_t *codemap, const char *name);
  67 long rvm_codemap_lastlabel(rvm_codemap_t *codemap);
  68 rvm_codelabel_t *rvm_codemap_label(rvm_codemap_t *codemap, long index);
  69 long rvm_codemap_validindex(rvm_codemap_t *codemap, long labelidx);
  70 ruword rvm_codemap_resolve(rvm_codemap_t *codemap, long index, rvm_codelabel_t **err);
  71 void rvm_codemap_dump(rvm_codemap_t *codemap);
  72 void rvm_codelabel_setoffset(rvm_codelabel_t *label, unsigned long base, unsigned long offset);
  73 void rvm_codelabel_setpointer(rvm_codelabel_t *label, rpointer ptr);
  74 void rvm_codelabel_setinvalid(rvm_codelabel_t *label);
  75
  76 #ifdef __cplusplus
  77 }
  78 #endif
  79
  80 #endif