git.m6w6.name Git - m6w6/ext-psi/blob - src/engine.c

   1 #ifdef HAVE_CONFIG_H
   2 # include "config.h"
   3 #else
   4 # include "php_config.h"
   5 #endif
   6
   7 #include "php.h"
   8 #include "php_psi.h"
   9
  10 #include "zend_exceptions.h"
  11
  12 #include "parser.h"
  13 #include "engine.h"
  14 #include "calc.h"
  15 #include "marshal.h"
  16
  17 static inline void psi_do_set(zval *return_value, set_value *set)
  18 {
  19         decl_arg *set_arg = set->vars->vars[0]->arg;
  20
  21         zval_dtor(return_value);
  22         set->func->handler(return_value, set, set_arg->let);
  23 }
  24
  25 int psi_internal_type(impl_type *type)
  26 {
  27         switch (type->type) {
  28         case PSI_T_BOOL:
  29                 return _IS_BOOL;
  30         case PSI_T_INT:
  31                 return IS_LONG;
  32         case PSI_T_FLOAT:
  33         case PSI_T_DOUBLE:
  34                 return IS_DOUBLE;
  35         case PSI_T_STRING:
  36                 return IS_STRING;
  37         case PSI_T_ARRAY:
  38                 return IS_ARRAY;
  39         default:
  40                 return 0;
  41         }
  42 }
  43
  44 zend_internal_arg_info *psi_internal_arginfo(impl *impl)
  45 {
  46         size_t i;
  47         zend_internal_arg_info *aip;
  48         zend_internal_function_info *fi;
  49
  50         aip = calloc(impl->func->args->count + 1 + !!impl->func->args->vararg.name, sizeof(*aip));
  51
  52         fi = (zend_internal_function_info *) &aip[0];
  53         fi->allow_null = 1;
  54         fi->required_num_args = psi_num_min_args(impl);
  55         fi->return_reference = impl->func->return_reference;
  56         fi->type_hint = psi_internal_type(impl->func->return_type);
  57
  58         if (impl->func->args->vararg.name) {
  59                 impl_arg *vararg = impl->func->args->vararg.name;
  60                 zend_internal_arg_info *ai = &aip[impl->func->args->count];
  61
  62                 ai->name = vararg->var->name;
  63                 ai->allow_null = 1;
  64                 ai->type_hint = psi_internal_type(vararg->type);
  65                 if (vararg->var->reference) {
  66                         ai->pass_by_reference = 1;
  67                 }
  68                 ai->is_variadic = 1;
  69         }
  70
  71         for (i = 0; i < impl->func->args->count; ++i) {
  72                 impl_arg *iarg = impl->func->args->args[i];
  73                 zend_internal_arg_info *ai = &aip[i+1];
  74
  75                 ai->name = iarg->var->name;
  76                 ai->type_hint = psi_internal_type(iarg->type);
  77                 if (iarg->var->reference) {
  78                         ai->pass_by_reference = 1;
  79                 }
  80                 //if (iarg->var->reference || (iarg->def && iarg->def->type == PSI_T_NULL)) {
  81                         ai->allow_null = 1;
  82                 //}
  83         }
  84
  85         return aip;
  86 }
  87
  88 size_t psi_num_min_args(impl *impl)
  89 {
  90         size_t i, n = impl->func->args->count;
  91
  92         for (i = 0; i < impl->func->args->count; ++i) {
  93                 if (impl->func->args->args[i]->def) {
  94                         --n;
  95                 }
  96         }
  97         return n;
  98 }
  99
 100
 101 static inline ZEND_RESULT_CODE psi_parse_args(zend_execute_data *execute_data, impl *impl)
 102 {
 103         size_t i;
 104         impl_arg *iarg;
 105         zend_error_handling zeh;
 106
 107         zend_replace_error_handling(EH_THROW, zend_exception_get_default(), &zeh);
 108
 109         if (!impl->func->args->count) {
 110                 ZEND_RESULT_CODE rv;
 111
 112                 rv = zend_parse_parameters_none();
 113                 zend_restore_error_handling(&zeh);
 114                 return rv;
 115         }
 116
 117         ZEND_PARSE_PARAMETERS_START(psi_num_min_args(impl), impl->func->args->vararg.name ? -1 : impl->func->args->count)
 118         nextarg:
 119                 if (impl->func->args->vararg.name && _i >= impl->func->args->count) {
 120                         impl_arg *varg = impl->func->args->vararg.name;
 121                         iarg = init_impl_arg(
 122                                         init_impl_type(varg->type->type, varg->type->name),
 123                                         init_impl_var(varg->var->name, varg->var->reference),
 124                                         NULL);
 125
 126                         Z_PARAM_OPTIONAL;
 127                         if (_i == impl->func->args->count) {
 128                                 impl->func->args->vararg.args = init_impl_args(iarg);
 129                         } else {
 130                                 add_impl_arg(impl->func->args->vararg.args, iarg);
 131                         }
 132                 } else {
 133                         iarg = impl->func->args->args[_i];
 134                         if (iarg->def) {
 135                                 Z_PARAM_OPTIONAL;
 136                         }
 137                 }
 138                 if (PSI_T_BOOL == iarg->type->type) {
 139                         Z_PARAM_BOOL(iarg->val.zend.bval);
 140                 } else if (PSI_T_INT == iarg->type->type) {
 141                         Z_PARAM_LONG(iarg->val.zend.lval);
 142                 } else if (PSI_T_FLOAT == iarg->type->type || PSI_T_DOUBLE == iarg->type->type) {
 143                         Z_PARAM_DOUBLE(iarg->val.dval);
 144                 } else if (PSI_T_STRING == iarg->type->type) {
 145                         Z_PARAM_STR_EX(iarg->val.zend.str, 1, iarg->var->reference);
 146                         if (iarg->val.zend.str) {
 147                                 zend_string_addref(iarg->val.zend.str);
 148                         }
 149                 } else if (PSI_T_ARRAY == iarg->type->type) {
 150                         Z_PARAM_PROLOGUE(0);
 151                 } else if (PSI_T_OBJECT == iarg->type->type) {
 152                         Z_PARAM_PROLOGUE(0);
 153                 } else if (PSI_T_MIXED == iarg->type->type) {
 154                         Z_PARAM_PROLOGUE(0);
 155                 } else if (PSI_T_CALLABLE == iarg->type->type) {
 156                         zend_fcall_info fci;
 157                         zend_fcall_info_cache fcc;
 158
 159                         Z_PARAM_FUNC_EX(fci, fcc, 1, 0);
 160
 161                         if (fci.size) {
 162                                 iarg->val.zend.cb = ecalloc(1, sizeof(zend_fcall));
 163                                 iarg->val.zend.cb->fci = fci;
 164                                 iarg->val.zend.cb->fcc = fcc;
 165                         }
 166                 } else {
 167                         error_code = ZPP_ERROR_FAILURE;
 168                         break;
 169                 }
 170                 iarg->_zv = _arg;
 171                 ZVAL_DEREF(iarg->_zv);
 172                 if (_i < _num_args) {
 173                         goto nextarg;
 174                 }
 175         ZEND_PARSE_PARAMETERS_END_EX(
 176                 zend_restore_error_handling(&zeh);
 177                 return FAILURE
 178         );
 179
 180         /* set up defaults */
 181         for (i = 0; i < impl->func->args->count; ++i) {
 182                 if (i >= EX_NUM_ARGS() && iarg->def) {
 183                         iarg = impl->func->args->args[i];
 184
 185                         switch (iarg->type->type) {
 186                         case PSI_T_BOOL:
 187                                 iarg->val.zend.bval = iarg->def->type == PSI_T_TRUE ? 1 : 0;
 188                                 break;
 189                         case PSI_T_INT:
 190                                 iarg->val.zend.lval = zend_atol(iarg->def->text, strlen(iarg->def->text));
 191                                 break;
 192                         case PSI_T_FLOAT:
 193                         case PSI_T_DOUBLE:
 194                                 iarg->val.dval = zend_strtod(iarg->def->text, NULL);
 195                                 break;
 196                         case PSI_T_STRING:
 197                                 /* FIXME */
 198                                 iarg->val.zend.str = zend_string_init(&iarg->def->text[1], strlen(iarg->def->text) - 2, 0);
 199                                 break;
 200                         }
 201                 }
 202         }
 203
 204         zend_restore_error_handling(&zeh);
 205         return SUCCESS;
 206 }
 207
 208 static inline void *psi_do_calloc(let_calloc *alloc)
 209 {
 210         zend_long n = psi_long_num_exp(alloc->nmemb, NULL), s = psi_long_num_exp(alloc->size, NULL);
 211         void *mem = safe_emalloc(n, s, sizeof(void *));
 212         memset(mem, 0, n * s + sizeof(void *));
 213 #if 0
 214         fprintf(stderr, "calloc: %p\n", mem);
 215 #endif
 216         return mem;
 217 }
 218
 219 static inline impl_val *psi_let_func(let_func *func, decl_arg *darg);
 220
 221 static inline void *psi_let_val(let_val *val, decl_arg *darg)
 222 {
 223         ZEND_ASSERT(darg);
 224
 225         switch (val ? val->kind : PSI_LET_NULL) {
 226         case PSI_LET_TMP:
 227                 memcpy(darg->ptr, deref_impl_val(val->data.var->arg->let, val->data.var), sizeof(impl_val));
 228                 break;
 229         case PSI_LET_NULL:
 230                 if (darg->var->array_size) {
 231                         darg->val.ptr = ecalloc(darg->var->array_size, sizeof(impl_val));
 232                         darg->mem = darg->val.ptr;
 233                 } else {
 234                         memset(&darg->val, 0, sizeof(impl_val));
 235                 }
 236                 break;
 237         case PSI_LET_CALLOC:
 238                 darg->val.ptr = psi_do_calloc(val->data.alloc);
 239                 darg->mem = darg->val.ptr;
 240                 break;
 241         case PSI_LET_NUMEXP:
 242                 darg->val.zend.lval = psi_long_num_exp(val->data.num, NULL);
 243                 break;
 244         case PSI_LET_CALLBACK:
 245                 darg->val.ptr = val->data.callback->decl->call.sym;
 246                 break;
 247         case PSI_LET_FUNC:
 248                 if (!(darg->ptr = psi_let_func(val->data.func, darg))) {
 249                         return NULL;
 250                 }
 251                 break;
 252         }
 253
 254         if (val && val->flags.one.is_reference) {
 255                 return darg->let = &darg->ptr;
 256         } else {
 257                 return darg->let = darg->ptr;
 258         }
 259 }
 260
 261 static void *marshal_func(void *cb_ctx, impl_val **ptr, decl_arg *spec, token_t cast, zval *zv, void **tmp) {
 262         let_vals *vals = cb_ctx;
 263         size_t i;
 264
 265         for (i = 0; i < vals->count; ++i) {
 266                 impl_var *var = locate_let_val_impl_var(vals->vals[i]);
 267
 268                 if (!strcmp(&var->name[1], spec->var->name)) {
 269                         return *ptr = psi_let_val(vals->vals[i], spec);
 270                 }
 271         }
 272
 273         return *ptr = NULL;
 274 }
 275
 276 static inline impl_val *psi_let_func(let_func *func, decl_arg *darg) {
 277         impl_arg *iarg = func->var->arg;
 278
 279         if (func->outer && !iarg) {
 280                 impl_arg *outer_arg = locate_let_val_impl_var(func->outer)->arg;
 281                 iarg = init_impl_arg(
 282                                 init_impl_type(PSI_T_MIXED, "mixed"),
 283                                 copy_impl_var(func->var), NULL);
 284
 285
 286                 if (!(iarg->_zv = zend_hash_str_find(Z_ARRVAL_P(outer_arg->_zv), &iarg->var->name[1], strlen(iarg->var->name)-1))) {
 287                         iarg->_zv = ecalloc(1, sizeof(*iarg->_zv));
 288                 }
 289         }
 290
 291         switch (func->type) {
 292         case PSI_T_BOOLVAL:
 293                 return psi_let_boolval(darg->ptr, darg->type, iarg->type->type, &iarg->val, iarg->_zv, &darg->mem);
 294         case PSI_T_INTVAL:
 295                 return psi_let_intval(darg->ptr, darg->type, iarg->type->type, &iarg->val, iarg->_zv, &darg->mem);
 296         case PSI_T_FLOATVAL:
 297                 return psi_let_floatval(darg->ptr, darg->type, iarg->type->type, &iarg->val, iarg->_zv, &darg->mem);
 298         case PSI_T_STRVAL:
 299                 return psi_let_strval(darg->ptr, darg->type, iarg->type->type, &iarg->val, iarg->_zv, &darg->mem);
 300         case PSI_T_STRLEN:
 301                 return psi_let_strlen(darg->ptr, darg->type, iarg->type->type, &iarg->val, iarg->_zv, &darg->mem);
 302         case PSI_T_PATHVAL:
 303                 return psi_let_pathval(darg->ptr, darg->type, iarg->type->type, &iarg->val, iarg->_zv, &darg->mem);
 304         case PSI_T_OBJVAL:
 305                 return psi_let_objval(darg->ptr, darg->type, iarg->type->type, &iarg->val, iarg->_zv, &darg->mem);
 306         case PSI_T_ZVAL:
 307                 return psi_let_zval(darg->ptr, darg->type, iarg->type->type, &iarg->val, iarg->_zv, &darg->mem);
 308         case PSI_T_VOID:
 309                 return psi_let_void(darg->ptr, darg->type, iarg->type->type, &iarg->val, iarg->_zv, &darg->mem);
 310                 break;
 311         case PSI_T_ARRVAL:
 312                 if (func->inner) {
 313                         size_t i;
 314                         decl_type *real = real_decl_type(darg->type);
 315
 316                         if (iarg->type->type != PSI_T_ARRAY) {
 317                                 SEPARATE_ARG_IF_REF(iarg->_zv);
 318                                 convert_to_array(iarg->_zv);
 319                         }
 320
 321                         return psi_array_to_struct_ex(real->real.strct, Z_ARRVAL_P(iarg->_zv), marshal_func, func->inner);
 322                 } else {
 323                         return psi_let_arrval(darg->ptr, darg->type, iarg->type->type, &iarg->val, iarg->_zv, &darg->mem);
 324                 }
 325                 break;
 326         default:
 327                 assert(0);
 328         }
 329         return NULL;
 330
 331         // return darg->ptr = func->handler(darg->ptr, darg->type, func->var->arg, &darg->mem);
 332 }
 333
 334 static inline void *psi_do_let(let_stmt *let)
 335 {
 336         return psi_let_val(let->val, let->var->arg);
 337 }
 338
 339 static inline void psi_do_return(zval *return_value, return_stmt *ret)
 340 {
 341         ret->set->func->handler(return_value, ret->set, ret->set->vars->vars[0]->arg->ptr);
 342 }
 343
 344 static inline void psi_do_free(free_stmt *fre)
 345 {
 346         size_t i, j;
 347
 348         for (i = 0; i < fre->calls->count; ++i) {
 349                 free_call *f = fre->calls->list[i];
 350
 351                 for (j = 0; j < f->vars->count; ++j) {
 352                         decl_var *dvar = f->vars->vars[j];
 353                         decl_arg *darg = dvar->arg;
 354                         impl_val *fval = darg->let;
 355
 356                         f->decl->call.args[j] = deref_impl_val(fval, dvar);
 357                 }
 358
 359                 /* FIXME: check in validate_* that free functions return scalar */
 360                 psi_context_call(&PSI_G(context), &f->decl->call, NULL);
 361         }
 362 }
 363
 364 static inline void psi_clean_array_struct(let_stmt *let, decl_arg *darg) {
 365         if (let->val->kind == PSI_LET_FUNC
 366         &&      let->val->data.func->type == PSI_T_ARRVAL) {
 367                 decl_type *type = real_decl_type(darg->type);
 368
 369                 if (type->type == PSI_T_STRUCT) {
 370                         void **ptr = (void **) ((char *) darg->mem + type->real.strct->size);
 371
 372                         while (*ptr) {
 373                                 efree(*ptr++);
 374                         }
 375                 } else if (type->type == PSI_T_STRUCT) {
 376                         void **ptr = (void **) ((char *) darg->mem + type->real.unn->size);
 377
 378                         if (*ptr) {
 379                                 efree(*ptr);
 380                         }
 381                 }
 382         }
 383 }
 384
 385 static inline void psi_do_clean(impl *impl)
 386 {
 387         size_t i;
 388
 389         if (impl->decl->func->ptr != &impl->decl->func->val) {
 390                 efree(impl->decl->func->ptr);
 391                 impl->decl->func->ptr = &impl->decl->func->val;
 392         }
 393
 394         for (i = 0; i < impl->func->args->count; ++i ) {
 395                 impl_arg *iarg = impl->func->args->args[i];
 396
 397                 switch (iarg->type->type) {
 398                 case PSI_T_STRING:
 399                         if (iarg->val.zend.str) {
 400                                 zend_string_release(iarg->val.zend.str);
 401                         }
 402                         break;
 403                 case PSI_T_CALLABLE:
 404                         if (iarg->val.zend.cb) {
 405                                 if (iarg->val.zend.cb->fci.size) {
 406                                         zend_fcall_info_args_clear(&iarg->val.zend.cb->fci, 1);
 407                                 }
 408                                 efree(iarg->val.zend.cb);
 409                         }
 410                         break;
 411                 }
 412         }
 413
 414         for (i = 0; i < impl->stmts->let.count; ++i) {
 415                 let_stmt *let = impl->stmts->let.list[i];
 416                 decl_arg *darg = let->var->arg;
 417
 418                 if (darg->mem) {
 419                         psi_clean_array_struct(let, darg);
 420                         efree(darg->mem);
 421                         darg->mem = NULL;
 422                 }
 423                 darg->ptr = &darg->val;
 424                 darg->let = darg->ptr;
 425         }
 426
 427         if (impl->func->args->vararg.args) {
 428                 free_impl_args(impl->func->args->vararg.args);
 429                 impl->func->args->vararg.args = NULL;
 430         }
 431         if (impl->func->args->vararg.types) {
 432                 efree(impl->func->args->vararg.types);
 433                 impl->func->args->vararg.types = NULL;
 434         }
 435         if (impl->func->args->vararg.values) {
 436                 efree(impl->func->args->vararg.values);
 437                 impl->func->args->vararg.values = NULL;
 438         }
 439         if (impl->func->args->vararg.free_list) {
 440                 void **list = impl->func->args->vararg.free_list;
 441
 442                 while (*list) {
 443                         efree(*list++);
 444                 }
 445
 446                 efree(impl->func->args->vararg.free_list);
 447                 impl->func->args->vararg.free_list = NULL;
 448         }
 449 }
 450
 451
 452 static inline void psi_do_args(impl *impl) {
 453         size_t i;
 454
 455         for (i = 0; i < impl->decl->args->count; ++i) {
 456                 impl->decl->call.args[i] = impl->decl->args->args[i]->let;
 457         }
 458
 459         if (!impl->decl->func->var->pointer_level) {
 460                 decl_type *real = real_decl_type(impl->decl->func->type);
 461
 462                 switch (real->type) {
 463                 case PSI_T_STRUCT:
 464                         impl->decl->func->ptr = psi_array_to_struct(real->real.strct, NULL);
 465                         break;
 466                 case PSI_T_UNION:
 467                         impl->decl->func->ptr = psi_array_to_union(real->real.unn, NULL);
 468                         break;
 469                 }
 470         }
 471 }
 472
 473 static inline impl_vararg *psi_do_varargs(impl *impl) {
 474         size_t i, j;
 475         impl_vararg *va = &impl->func->args->vararg;
 476         size_t vacount = va->args->count;
 477
 478
 479         if (!vacount) {
 480                 return NULL;
 481         }
 482
 483         va->types = ecalloc(vacount, sizeof(*va->types));
 484         va->values = ecalloc(vacount, sizeof(*va->values));
 485
 486         for (i = 0, j = 0; i < vacount; ++i) {
 487                 impl_arg *vaarg = va->args->args[i];
 488                 void *to_free = NULL;
 489                 token_t vatype = va->name->type->type;
 490                 psi_marshal_let let_fn;
 491
 492                 if (vatype == PSI_T_MIXED) {
 493                         switch (Z_TYPE_P(vaarg->_zv)) {
 494                         case IS_TRUE:
 495                         case IS_FALSE:  vatype = PSI_T_BOOL;    break;
 496                         case IS_LONG:   vatype = PSI_T_INT;             break;
 497                         case IS_DOUBLE: vatype = PSI_T_FLOAT;   break;
 498                         default:                vatype = PSI_T_STRING;  break;
 499                         }
 500                 }
 501
 502
 503                 switch (vatype) {
 504                 case PSI_T_BOOL:        let_fn = psi_let_boolval;       break;
 505                 case PSI_T_INT:         let_fn = psi_let_intval;        break;
 506                 case PSI_T_FLOAT:
 507                 case PSI_T_DOUBLE:      let_fn = psi_let_floatval;      break;
 508                 case PSI_T_STRING:      let_fn = psi_let_strval;        break;
 509                 EMPTY_SWITCH_DEFAULT_CASE();
 510                 }
 511
 512                 va->types[i] = vatype;
 513
 514                 /* FIXME: varargs with struct-by-value :) */
 515                 //if (!psi_let_val(let_fn, vaarg, &va->values[i], NULL, &to_free)) {
 516                 if (!let_fn(&va->values[i], NULL, vaarg, &to_free)) {
 517                         return NULL;
 518                 }
 519
 520                 if (to_free) {
 521                         if (!va->free_list) {
 522                                 va->free_list = ecalloc(vacount - i + 1, sizeof(*va->free_list));
 523                         }
 524                         va->free_list[j++] = to_free;
 525                 }
 526         }
 527
 528         return va;
 529 }
 530
 531 ZEND_RESULT_CODE psi_call(zend_execute_data *execute_data, zval *return_value, impl *impl)
 532 {
 533         size_t i;
 534         impl_vararg *va = NULL;
 535
 536         memset(impl->decl->func->ptr, 0, sizeof(impl_val));
 537
 538         if (SUCCESS != psi_parse_args(execute_data, impl)) {
 539                 return FAILURE;
 540         }
 541
 542         for (i = 0; i < impl->stmts->let.count; ++i) {
 543                 let_stmt *let = impl->stmts->let.list[i];
 544
 545                 if (!psi_do_let(let)) {
 546                         psi_do_return(return_value, impl->stmts->ret.list[0]);
 547                         psi_do_clean(impl);
 548                         return FAILURE;
 549                 }
 550         }
 551
 552         if (impl->decl->args) {
 553                 psi_do_args(impl);
 554
 555                 if (impl->func->args->vararg.args) {
 556                         va = psi_do_varargs(impl);
 557                 }
 558         }
 559
 560         psi_context_call(&PSI_G(context), &impl->decl->call, va);
 561         psi_do_return(return_value, impl->stmts->ret.list[0]);
 562
 563         for (i = 0; i < impl->stmts->set.count; ++i) {
 564                 set_stmt *set = impl->stmts->set.list[i];
 565
 566                 if (set->arg->_zv) {
 567                         psi_do_set(set->arg->_zv, set->val);
 568                 }
 569         }
 570
 571         for (i = 0; i < impl->stmts->fre.count; ++i) {
 572                 free_stmt *fre = impl->stmts->fre.list[i];
 573
 574                 psi_do_free(fre);
 575         }
 576         psi_do_clean(impl);
 577
 578         return SUCCESS;
 579 }
 580
 581 ZEND_RESULT_CODE psi_callback(let_callback *cb, void *retval, unsigned argc, void **argv)
 582 {
 583         size_t i;
 584         decl *decl_cb = cb->decl;
 585         impl_arg *iarg = cb->func->var->arg;
 586         zval return_value, *zargv = calloc(argc, sizeof(*zargv));
 587         void *result, *to_free = NULL;
 588
 589         ZEND_ASSERT(argc == cb->decl->args->count);
 590
 591         /* prepare args for the userland call */
 592         for (i = 0; i < argc; ++i) {
 593                 cb->decl->args->args[i]->let = argv[i];
 594         }
 595         for (i = 0; i < cb->args->count; ++i) {
 596                 psi_do_set(&zargv[i], cb->args->vals[i]);
 597         }
 598         zend_fcall_info_argp(&iarg->val.zend.cb->fci, cb->args->count, zargv);
 599
 600         /* callback into userland */
 601         ZVAL_UNDEF(&return_value);
 602         iarg->_zv = &return_value;
 603         zend_fcall_info_call(&iarg->val.zend.cb->fci, &iarg->val.zend.cb->fcc, iarg->_zv, NULL);
 604
 605         /* marshal return value of the userland call */
 606         switch (iarg->type->type) {
 607         case PSI_T_BOOL:        zend_parse_arg_bool(iarg->_zv, &iarg->val.zend.bval, NULL, 0);          break;
 608         case PSI_T_LONG:        zend_parse_arg_long(iarg->_zv, &iarg->val.zend.lval, NULL, 0, 1);       break;
 609         case PSI_T_FLOAT:
 610         case PSI_T_DOUBLE:      zend_parse_arg_double(iarg->_zv, &iarg->val.dval, NULL, 0);                     break;
 611         case PSI_T_STRING:      zend_parse_arg_str(iarg->_zv, &iarg->val.zend.str, 0);                          break;
 612         }
 613         result = NULL;//cb->func->handler(retval, decl_cb->func->type, iarg, &to_free);
 614
 615         if (result != retval) {
 616                 *(void **)retval = result;
 617         }
 618
 619         zend_fcall_info_args_clear(&iarg->val.zend.cb->fci, 0);
 620         for (i = 0; i < cb->args->count; ++i) {
 621                 zval_ptr_dtor(&zargv[i]);
 622         }
 623         free(zargv);
 624
 625         return SUCCESS;
 626
 627 }