X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=lib%2Fas3%2Fcode.c;h=49f794e3a1bf07ccc06f28c2cd1e43e6053b7a87;hb=f0d1089c6506371456902bfef02776e3da65c204;hp=f3b9b98b89549b15ef64520aeed11820da02f86a;hpb=454852ff669656d839583a46af5f639fda170068;p=swftools.git diff --git a/lib/as3/code.c b/lib/as3/code.c index f3b9b98..49f794e 100644 --- a/lib/as3/code.c +++ b/lib/as3/code.c @@ -152,9 +152,7 @@ opcode_t opcodes[]={ {0x57, "newactivation", "", 0, 1, 0, OP_NEED_ACTIVATION}, {0x56, "newarray", "n", 0, 1, 0, OP_STACK_ARGS}, {0x5a, "newcatch", "u", 0, 1, 0, 0}, //u = index into exception_info -#define OP_NEWCLASS 0x58 {0x58, "newclass", "c", -1, 1, 0, 0}, //c = index into class_info -#define OP_NEWFUNCTION 0x40 {0x40, "newfunction", "m", 0, 1, 0, 0}, //i = index into method_info {0x55, "newobject", "n", 0, 1, 0, OP_STACK_ARGS2}, {0x1e, "nextname", "", -2, 1, 0, 0}, @@ -198,9 +196,8 @@ opcode_t opcodes[]={ {0xa7, "urshift", "", -2, 1, 0, 0}, /* opcodes not documented, but seen in the wild */ -//0x53: seen in builtin.abc- followed by 0x01 (might be the number of stack params) -{0x53, "xxx1", "", -1, 0, 0, 0}, -{0x01, "xxx2", "", 0, 0, 0, 0}, +//0x53: seen in builtin.abc +{0x53, "applytype", "n", -1, 1, 0, OP_STACK_ARGS}, /* dummy instruction. Warning: this one is not actually supported by flash */ {0xff, "__break__", "", 0, 0, 0, OP_RETURN}, @@ -684,12 +681,12 @@ static char callcode(currentstats_t*stats, int pos, int stack, int scope) if(op->flags & OP_NEED_ACTIVATION) stats->flags |= FLAGS_ACTIVATION; - if(c->opcode == OP_NEWCLASS) { + if(c->opcode == OPCODE_NEWCLASS) { abc_class_t*cls = (abc_class_t*)(c->data[0]); if(scope > cls->init_scope_depth) cls->init_scope_depth = scope; } - if(c->opcode == OP_NEWFUNCTION) { + if(c->opcode == OPCODE_NEWFUNCTION) { abc_method_t*m = (abc_method_t*)(c->data[0]); if(m->body && scope > m->body->init_scope_depth) m->body->init_scope_depth = scope; @@ -826,8 +823,8 @@ static currentstats_t* code_get_stats(code_t*code, abc_exception_list_t*exceptio } abc_exception_list_t*e = exceptions; while(e) { - if(e->exception->target) - callcode(current, e->exception->target->pos, 1, 0); + if(e->abc_exception->target) + callcode(current, e->abc_exception->target->pos, 1, 0); e = e->next; } @@ -856,11 +853,11 @@ int code_dump(code_t*c, abc_exception_list_t*exceptions, abc_file_t*file, char*p e = exceptions; while(e) { - if(c==e->exception->from) + if(c==e->abc_exception->from) fprintf(fo, "%s TRY {\n", prefix); - if(c==e->exception->target) { - char*s1 = multiname_tostring(e->exception->exc_type); - char*s2 = multiname_tostring(e->exception->var_name); + if(c==e->abc_exception->target) { + char*s1 = multiname_tostring(e->abc_exception->exc_type); + char*s2 = multiname_tostring(e->abc_exception->var_name); fprintf(fo, "%s CATCH(%s %s)\n", prefix, s1, s2); free(s1); free(s2); @@ -961,9 +958,9 @@ int code_dump(code_t*c, abc_exception_list_t*exceptions, abc_file_t*file, char*p e = exceptions; while(e) { - if(c==e->exception->to) { - if(e->exception->target) - fprintf(fo, "%s } // END TRY (HANDLER: %d)\n", prefix, e->exception->target->pos); + if(c==e->abc_exception->to) { + if(e->abc_exception->target) + fprintf(fo, "%s } // END TRY (HANDLER: %d)\n", prefix, e->abc_exception->target->pos); else fprintf(fo, "%s } // END TRY (HANDLER: 00000000)\n", prefix); } @@ -1048,3 +1045,63 @@ code_t* code_append(code_t*code, code_t*toappend) return code_end(toappend); } +lookupswitch_t*lookupswitch_dup(lookupswitch_t*l) +{ + lookupswitch_t*n = malloc(sizeof(lookupswitch_t)); + fprintf(stderr, "lookupswitch dupping not supported yet\n"); + n->targets = list_clone(l->targets); + return 0; +} + +code_t*code_dup(code_t*c) +{ + /* misses branch relocation */ + fprintf(stderr, "dupping not supported yet\n"); + return 0; + if(!c) return 0; + + while(c->prev) c = c->prev; + + code_t*last = 0; + while(c) { + NEW(code_t, n); + memcpy(n, c, sizeof(code_t)); + + opcode_t*op = opcode_get(c->opcode); + char*p = op?op->params:""; + int pos=0; + while(*p) { + if(*p == '2') { //multiname + c->data[pos] = multiname_clone(c->data[pos]); + } else if(*p == 's' || *p == 'D') { + c->data[pos] = strdup(c->data[pos]); + } else if(*p == 'f') { + double old = *(double*)c->data[pos]; + c->data[pos] = malloc(sizeof(double)); + *(double*)c->data[pos] = old; + } else if(strchr("S", *p)) { + c->data[pos] = lookupswitch_dup(c->data[pos]); + } + p++;pos++; + } + + n->prev = last; + if(last) { + last->next = n; + } + last = n; + c = c->next; + } + return last; +} + +code_t*code_cutlast(code_t*c) +{ + assert(!c->next); + code_t*prev = c->prev; + c->prev = 0; + prev->next=0; + code_free(c); + return prev; +} +