+/* code.h
+
+ Routines for handling Flash2 AVM2 ABC Actionscript
+
+ Extension module for the rfxswf library.
+ Part of the swftools package.
+
+ Copyright (c) 2008 Matthias Kramm <kramm@quiss.org>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
+
#ifndef __abc_code_h__
#define __abc_code_h__
#include "../q.h"
-DECLARE(abc_code);
+DECLARE(code);
+DECLARE_LIST(code);
+DECLARE(codestats);
+DECLARE(codelookup);
+DECLARE(lookupswitch);
+
#include "abc.h"
int stack_minus;
int stack_plus;
- int scope_stack_change;
+ int scope_stack_plus;
int flags;
} opcode_t;
-struct _abc_code {
+struct _code {
+ void*data[2];
+ code_t*next;
+ code_t*prev;
+
+ code_t*branch;
+ int pos; //used during code path evaluation
+
U8 opcode;
- U8 len;
- void*params[2];
- abc_code_t*next;
- abc_code_t*prev;
- abc_code_t*parent;
};
-abc_code_t* add_opcode(abc_code_t*atag, U8 op);
+struct _lookupswitch {
+ code_t*def;
+ code_list_t*targets;
+};
+
+#define FLAGS_ACTIVATION 0x02
+#define FLAGS_SET_DXNS 0x40
+struct _codestats {
+ int max_stack;
+ int local_count;
+ int max_scope_depth;
+ int flags;
+};
+
+struct _codelookup {
+ code_t**bytepos;
+ int len;
+};
+
+code_t*code_dup(code_t*c);
+
+code_t*add_opcode(code_t*atag, U8 op);
+
+code_t*code_parse(TAG*tag, int len, abc_file_t*file, pool_t*pool, codelookup_t**codelookup);
+int code_dump(code_t*c);
+int code_dump2(code_t*c, abc_exception_list_t*exceptions, abc_file_t*file, char*prefix, FILE*fo);
+void code_write(TAG*tag, code_t*code, pool_t*pool, abc_file_t*file);
+void code_free(code_t*c);
+code_t* code_atposition(codelookup_t*l, int pos);
+void codelookup_free(codelookup_t*codelookup);
+
+code_t*code_cutlast(code_t*c);
+
+codestats_t* code_get_statistics(code_t*code, abc_exception_list_t*exceptions);
+
+void codestats_print(codestats_t*s);
+void codestats_free(codestats_t*s);
+
+code_t* code_start(code_t*c);
+
+code_t* code_append(code_t*code, code_t*toappend);
+
+code_t* cut_last_push(code_t*_c);
+
+char is_getlocal(code_t*c);
+
+#define code_new() (0)
#endif