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

   1
   2 #ifdef HAVE_CONFIG_H
   3 #include "config.h"
   4 #endif
   5
   6 #include "php.h"
   7 #include "php_ini.h"
   8 #include "ext/standard/info.h"
   9
  10 #include "php_psi.h"
  11 #include "parser.h"
  12
  13 #include "libjit.h"
  14 #include "libffi.h"
  15
  16 ZEND_DECLARE_MODULE_GLOBALS(psi);
  17
  18 PHP_INI_BEGIN()
  19         STD_PHP_INI_ENTRY("psi.engine", "ffi", PHP_INI_SYSTEM, OnUpdateString, engine, zend_psi_globals, psi_globals)
  20         STD_PHP_INI_ENTRY("psi.directory", "psis", PHP_INI_SYSTEM, OnUpdateString, directory, zend_psi_globals, psi_globals)
  21 PHP_INI_END();
  22
  23 void psi_error(int type, const char *msg, ...)
  24 {
  25         char buf[0x1000];
  26         va_list argv;
  27
  28         va_start(argv, msg);
  29         vslprintf(buf, 0x1000, msg, argv);
  30         va_end(argv);
  31
  32         php_error(type, buf);
  33 }
  34
  35 int psi_internal_type(impl_type *type)
  36 {
  37         switch (type->type) {
  38         case PSI_T_BOOL:
  39                 return _IS_BOOL;
  40         case PSI_T_INT:
  41         case PSI_T_LONG:
  42                 return IS_LONG;
  43         case PSI_T_FLOAT:
  44         case PSI_T_DOUBLE:
  45                 return IS_DOUBLE;
  46         case PSI_T_STRING:
  47                 return IS_STRING;
  48         case PSI_T_ARRAY:
  49                 return IS_ARRAY;
  50         default:
  51                 return 0;
  52         }
  53 }
  54
  55 zend_internal_arg_info *psi_internal_arginfo(impl *impl)
  56 {
  57         size_t i;
  58         zend_internal_arg_info *aip;
  59         zend_internal_function_info *fi;
  60
  61         aip = calloc(impl->func->args->count + 1, sizeof(*aip));
  62
  63         fi = (zend_internal_function_info *) &aip[0];
  64         fi->required_num_args = psi_num_min_args(impl);
  65         fi->return_reference = impl->func->return_reference;
  66         fi->type_hint = psi_internal_type(impl->func->return_type);
  67
  68         for (i = 0; i < impl->func->args->count; ++i) {
  69                 impl_arg *iarg = impl->func->args->args[i];
  70                 zend_internal_arg_info *ai = &aip[i+1];
  71
  72                 ai->name = iarg->var->name;
  73                 ai->type_hint = psi_internal_type(iarg->type);
  74                 if (iarg->var->reference) {
  75                         ai->pass_by_reference = 1;
  76                 }
  77                 if (iarg->var->reference || (iarg->def && iarg->def->type == PSI_T_NULL)) {
  78                         ai->allow_null = 1;
  79                 }
  80         }
  81
  82         return aip;
  83 }
  84
  85 size_t psi_num_min_args(impl *impl)
  86 {
  87         size_t i, n = impl->func->args->count;
  88
  89         for (i = 0; i < impl->func->args->count; ++i) {
  90                 if (impl->func->args->args[i]->def) {
  91                         --n;
  92                 }
  93         }
  94         return n;
  95 }
  96
  97 void psi_to_int(zval *return_value, token_t t, impl_val *ret_val, decl_var *var)
  98 {
  99         switch (t) {
 100         case PSI_T_FLOAT:
 101                 RETVAL_DOUBLE((double) deref_impl_val(ret_val, var)->fval);
 102                 convert_to_long(return_value);
 103                 break;
 104         case PSI_T_DOUBLE:
 105                 RETVAL_DOUBLE(deref_impl_val(ret_val, var)->dval);
 106                 convert_to_long(return_value);
 107                 break;
 108         default:
 109                 RETVAL_LONG(deref_impl_val(ret_val, var)->lval);
 110         }
 111 }
 112
 113 void psi_to_double(zval *return_value, token_t t, impl_val *ret_val, decl_var *var)
 114 {
 115         switch (t) {
 116         case PSI_T_FLOAT:
 117                 RETVAL_DOUBLE((double) deref_impl_val(ret_val, var)->fval);
 118                 break;
 119         case PSI_T_DOUBLE:
 120                 RETVAL_DOUBLE(deref_impl_val(ret_val, var)->dval);
 121                 break;
 122         default:
 123                 RETVAL_DOUBLE((double) deref_impl_val(ret_val, var)->lval);
 124                 break;
 125         }
 126 }
 127
 128 void psi_to_string(zval *return_value, token_t t, impl_val *ret_val, decl_var *var)
 129 {
 130         switch (t) {
 131         case PSI_T_CHAR:
 132         case PSI_T_SINT8:
 133         case PSI_T_UINT8:
 134                 if (!var->arg->var->pointer_level) {
 135                         RETVAL_STRINGL(&ret_val->cval, 1);
 136                 } else {
 137                         ret_val = deref_impl_val(ret_val, var);
 138                         if (ret_val && ret_val->ptr) {
 139                                 RETVAL_STRING(ret_val->ptr);
 140                         } else {
 141                                 RETVAL_EMPTY_STRING();
 142                         }
 143                 }
 144                 break;
 145         case PSI_T_FLOAT:
 146                 RETVAL_DOUBLE((double) deref_impl_val(ret_val, var)->fval);
 147                 convert_to_string(return_value);
 148                 break;
 149         case PSI_T_DOUBLE:
 150                 RETVAL_DOUBLE(deref_impl_val(ret_val, var)->dval);
 151                 convert_to_string(return_value);
 152                 break;
 153         default:
 154                 RETVAL_LONG(deref_impl_val(ret_val, var)->lval);
 155                 convert_to_string(return_value);
 156                 break;
 157         }
 158 }
 159
 160 size_t psi_t_alignment(token_t t)
 161 {
 162         size_t align;
 163 #define PSI_TAS_D(T) struct PSI_TAS_ ##T { \
 164         char c; \
 165         T x; \
 166 }
 167 #define PSI_TAS_P(T) struct PSI_TAS_ ## T ## _pointer { \
 168         char c; \
 169         T *x; \
 170 }
 171 #define PSI_TAS_C(T) align = offsetof(struct PSI_TAS_ ##T, x)
 172 #define PSI_TAS_CASE(T) { \
 173         PSI_TAS_D(T); \
 174         PSI_TAS_C(T); \
 175 }
 176         switch (t) {
 177         case PSI_T_CHAR:
 178                 PSI_TAS_CASE(char);
 179                 break;
 180         case PSI_T_SINT8:
 181                 PSI_TAS_CASE(int8_t);
 182                 break;
 183         case PSI_T_UINT8:
 184                 PSI_TAS_CASE(uint8_t);
 185                 break;
 186         case PSI_T_SHORT:
 187                 PSI_TAS_CASE(short);
 188                 break;
 189         case PSI_T_SINT16:
 190                 PSI_TAS_CASE(int16_t);
 191                 break;
 192         case PSI_T_UINT16:
 193                 PSI_TAS_CASE(uint16_t);
 194                 break;
 195         case PSI_T_INT:
 196                 PSI_TAS_CASE(int);
 197                 break;
 198         case PSI_T_SINT32:
 199                 PSI_TAS_CASE(int32_t);
 200                 break;
 201         case PSI_T_UINT32:
 202                 PSI_TAS_CASE(uint32_t);
 203                 break;
 204         case PSI_T_LONG:
 205                 PSI_TAS_CASE(long);
 206                 break;
 207         case PSI_T_SINT64:
 208                 PSI_TAS_CASE(int64_t);
 209                 break;
 210         case PSI_T_UINT64:
 211                 PSI_TAS_CASE(uint64_t);
 212                 break;
 213         case PSI_T_FLOAT:
 214                 PSI_TAS_CASE(float);
 215                 break;
 216         case PSI_T_DOUBLE:
 217                 PSI_TAS_CASE(double);
 218                 break;
 219         case PSI_T_SIZE_T:
 220                 PSI_TAS_CASE(size_t);
 221                 break;
 222         case PSI_T_POINTER:
 223                 {
 224                         PSI_TAS_P(char);
 225                         PSI_TAS_C(char_pointer);
 226                 }
 227                 break;
 228         EMPTY_SWITCH_DEFAULT_CASE();
 229         }
 230
 231         return align;
 232 }
 233
 234 size_t psi_t_size(token_t t)
 235 {
 236         size_t size;
 237
 238         switch (t) {
 239         case PSI_T_CHAR:
 240                 size = sizeof(char);
 241                 break;
 242         case PSI_T_SINT8:
 243         case PSI_T_UINT8:
 244                 size = 1;
 245                 break;
 246         case PSI_T_SHORT:
 247                 size = sizeof(short);
 248                 break;
 249         case PSI_T_SINT16:
 250         case PSI_T_UINT16:
 251                 size = 2;
 252                 break;
 253         case PSI_T_INT:
 254                 size = sizeof(int);
 255                 break;
 256         case PSI_T_SINT32:
 257         case PSI_T_UINT32:
 258                 size = 4;
 259                 break;
 260         case PSI_T_LONG:
 261                 size = sizeof(long);
 262                 break;
 263         case PSI_T_SINT64:
 264         case PSI_T_UINT64:
 265                 size = 8;
 266                 break;
 267         case PSI_T_FLOAT:
 268                 size = sizeof(float);
 269                 break;
 270         case PSI_T_DOUBLE:
 271                 size = sizeof(double);
 272                 break;
 273         case PSI_T_SIZE_T:
 274                 size = sizeof(size_t);
 275                 break;
 276         case PSI_T_POINTER:
 277                 size = sizeof(char *);
 278                 break;
 279         EMPTY_SWITCH_DEFAULT_CASE();
 280         }
 281         return size;
 282 }
 283
 284 size_t psi_t_align(token_t t, size_t s)
 285 {
 286         size_t a = psi_t_alignment(t);
 287         return ((s - 1) | (a - 1)) + 1;
 288 }
 289
 290 static impl_val *iterate(impl_val *val, token_t t, unsigned i, impl_val *tmp)
 291 {
 292         size_t size = psi_t_size(t);
 293
 294         memset(tmp, 0, sizeof(*tmp));
 295         memcpy(tmp, val->ptr + size * i, size);
 296         return tmp;
 297 }
 298
 299 void psi_from_zval(impl_val *mem, decl_arg *spec, zval *zv, void **tmp)
 300 {
 301         decl_type *type = real_decl_type(spec->type);
 302
 303         switch (type->type) {
 304         case PSI_T_FLOAT:
 305                 mem->fval = (float) zval_get_double(zv);
 306                 break;
 307         case PSI_T_DOUBLE:
 308                 mem->dval = zval_get_double(zv);
 309                 break;
 310         case PSI_T_CHAR:
 311         case PSI_T_SINT8:
 312         case PSI_T_UINT8:
 313                 if (spec->var->pointer_level) {
 314                         zend_string *zs = zval_get_string(zv);
 315                         *tmp = mem->ptr = estrndup(zs->val, zs->len);
 316                         zend_string_release(zs);
 317                         break;
 318                 }
 319                 /* no break */
 320         default:
 321                 mem->zend.lval = zval_get_long(zv);
 322                 break;
 323         }
 324 }
 325
 326 void *psi_array_to_struct(decl_struct *s, HashTable *arr)
 327 {
 328         size_t i, j = 0, size = decl_struct_size(s);
 329         char *mem = ecalloc(1, size + s->args->count * sizeof(void *));
 330
 331         if (arr) for (i = 0; i < s->args->count; ++i) {
 332                 decl_struct_layout *layout = &s->layout[i];
 333                 decl_arg *darg = s->args->args[i];
 334                 zval *entry = zend_hash_str_find_ind(arr, darg->var->name, strlen(darg->var->name));
 335
 336                 if (entry) {
 337                         impl_val val;
 338                         void *tmp = NULL;
 339
 340                         memset(&tmp, 0, sizeof(tmp));
 341                         psi_from_zval(&val, darg, entry, &tmp);
 342                         memcpy(mem + layout->pos, &val, layout->len);
 343                         if (tmp) {
 344                                 ((void **)(mem + size))[j++] = tmp;
 345                         }
 346                 }
 347         }
 348         return mem;
 349 }
 350
 351 void psi_to_array(zval *return_value, token_t t, impl_val *ret_val, decl_var *var)
 352 {
 353         zval ele;
 354         unsigned i;
 355         impl_val tmp;
 356
 357         array_init(return_value);
 358
 359         if (t == PSI_T_STRUCT) {
 360                 decl_struct *s = real_decl_type(var->arg->type)->strct;
 361                 ret_val = deref_impl_val(ret_val, var);
 362
 363                 ZEND_ASSERT(s);
 364                 for (i = 0; i < s->args->count; ++i) {
 365                         decl_arg *darg = s->args->args[i];
 366                         decl_struct_layout layout = s->layout[i];
 367                         impl_val tmp;
 368                         zval ztmp;
 369                         char *ptr = (char *) ret_val->ptr + layout.pos;
 370
 371                         memset(&tmp, 0, sizeof(tmp));
 372                         memcpy(&tmp, ptr, layout.len);
 373                         switch (real_decl_type(darg->type)->type) {
 374                         case PSI_T_CHAR:
 375                                 if (darg->var->pointer_level) {
 376                                         psi_to_string(&ztmp, real_decl_type(darg->type)->type, &tmp, darg->var);
 377                                         break;
 378                                 }
 379                                 /* no break */
 380                         case PSI_T_INT:
 381                         case PSI_T_LONG:
 382                                 psi_to_int(&ztmp, real_decl_type(darg->type)->type, &tmp, darg->var);
 383                                 break;
 384                         default:
 385                                 printf("t=%d\n", real_decl_type(darg->type)->type);
 386                                 abort();
 387                         }
 388                         add_assoc_zval(return_value, darg->var->name, &ztmp);
 389                 }
 390                 return;
 391         }
 392         ret_val = deref_impl_val(ret_val, var);
 393         for (i = 0; i < var->arg->var->array_size; ++i) {
 394                 impl_val *ptr = iterate(ret_val, t, i, &tmp);
 395
 396                 switch (t) {
 397                 case PSI_T_FLOAT:
 398                         ZVAL_DOUBLE(&ele, (double) ptr->fval);
 399                         break;
 400                 case PSI_T_DOUBLE:
 401                         ZVAL_DOUBLE(&ele, ptr->dval);
 402                         break;
 403                 default:
 404                         ZVAL_LONG(&ele, ptr->lval);
 405                         break;
 406                 }
 407
 408                 add_next_index_zval(return_value, &ele);
 409         }
 410 }
 411
 412 ZEND_RESULT_CODE psi_parse_args(zend_execute_data *execute_data, impl *impl)
 413 {
 414         impl_arg *iarg;
 415
 416         if (!impl->func->args->count) {
 417                 return zend_parse_parameters_none();
 418         }
 419
 420         ZEND_PARSE_PARAMETERS_START(psi_num_min_args(impl), impl->func->args->count)
 421         nextarg:
 422                 iarg = impl->func->args->args[_i];
 423                 if (iarg->def) {
 424                         Z_PARAM_OPTIONAL;
 425                 }
 426                 if (PSI_T_BOOL == iarg->type->type) {
 427                         if (iarg->def) {
 428                                 iarg->val.zend.bval = iarg->def->type == PSI_T_TRUE ? 1 : 0;
 429                         }
 430                         Z_PARAM_BOOL(iarg->val.zend.bval);
 431                 } else if (PSI_T_INT == iarg->type->type || PSI_T_LONG == iarg->type->type) {
 432                         if (iarg->def) {
 433                                 iarg->val.zend.lval = zend_atol(iarg->def->text, strlen(iarg->def->text));
 434                         }
 435                         Z_PARAM_LONG(iarg->val.zend.lval);
 436                 } else if (PSI_T_FLOAT == iarg->type->type || PSI_T_DOUBLE == iarg->type->type) {
 437                         if (iarg->def) {
 438                                 iarg->val.dval = zend_strtod(iarg->def->text, NULL);
 439                         }
 440                         Z_PARAM_DOUBLE(iarg->val.dval);
 441                 } else if (PSI_T_STRING == iarg->type->type) {
 442                         struct {char *val; size_t len;} str;
 443                         if (iarg->def) {
 444                                 /* FIXME */
 445                                 str.len = strlen(iarg->def->text) - 2;
 446                                 str.val = &iarg->def->text[1];
 447                         }
 448                         Z_PARAM_STR_EX(iarg->val.zend.str, 1, 0);
 449                         if (iarg->val.zend.str) {
 450                                 zend_string_addref(iarg->val.zend.str);
 451                         } else if (iarg->def) {
 452                                 iarg->val.zend.str = zend_string_init(str.val, str.len, 0);
 453                         }
 454                 } else if (PSI_T_ARRAY == iarg->type->type) {
 455                         /* handled as _zv in let or set */
 456                         Z_PARAM_PROLOGUE(0);
 457                 } else {
 458                         error_code = ZPP_ERROR_FAILURE;
 459                         break;
 460                 }
 461                 iarg->_zv = _arg;
 462                 if (_i < _max_num_args) {
 463                         goto nextarg;
 464                 }
 465         ZEND_PARSE_PARAMETERS_END_EX(return FAILURE);
 466
 467         return SUCCESS;
 468 }
 469
 470 void *psi_do_calloc(let_calloc *alloc)
 471 {
 472         decl_type *type = real_decl_type(alloc->type);
 473         size_t size;
 474
 475         if (type->type == PSI_T_STRUCT) {
 476                 /* psi_do_clean expects a NULL pointer after the struct */
 477                 size = decl_struct_size(type->strct) + sizeof(void *);
 478         } else {
 479                 size = psi_t_size(type->type);
 480         }
 481
 482         return ecalloc(alloc->n, size);
 483 }
 484
 485 void *psi_do_let(decl_arg *darg)
 486 {
 487         impl_arg *iarg = darg->let->arg;
 488         impl_val *arg_val;
 489
 490         darg->let->ptr = &darg->let->out;
 491         arg_val = darg->let->ptr;
 492
 493         if (!iarg) {
 494                 /* let foo = calloc(1, long);
 495                  * let foo = NULL;
 496                  * let foo;
 497                  */
 498                 if (darg->let->val->func && darg->let->val->func->type == PSI_T_CALLOC) {
 499                         arg_val->ptr = psi_do_calloc(darg->let->val->func->alloc);
 500                         darg->let->mem = arg_val->ptr;
 501                 } else if (darg->var->array_size) {
 502                         arg_val->ptr = ecalloc(darg->var->array_size, sizeof(*arg_val));
 503                         darg->let->mem = arg_val->ptr;
 504                 } else {
 505                         memset(arg_val, 0, sizeof(*arg_val));
 506                 }
 507         } else {
 508
 509                 switch (darg->let->val->func->type) {
 510                 case PSI_T_BOOLVAL:
 511                         if (iarg->type->type == PSI_T_BOOL) {
 512                                 arg_val->cval = iarg->val.zend.bval;
 513                         } else {
 514                                 arg_val->cval = zend_is_true(iarg->_zv);
 515                         }
 516                         break;
 517                 case PSI_T_INTVAL:
 518                         if (iarg->type->type == PSI_T_INT || iarg->type->type == PSI_T_LONG) {
 519                                 arg_val->lval = iarg->val.zend.lval;
 520                         } else {
 521                                 arg_val->lval = zval_get_long(iarg->_zv);
 522                         }
 523                         break;
 524                 case PSI_T_STRVAL:
 525                         if (iarg->type->type == PSI_T_STRING) {
 526                                 arg_val->ptr = estrdup(iarg->val.zend.str->val);
 527                                 darg->let->mem = arg_val->ptr;
 528                                 zend_string_release(iarg->val.zend.str);
 529                         } else {
 530                                 zend_string *zs = zval_get_string(iarg->_zv);
 531                                 arg_val->ptr = estrdup(zs->val);
 532                                 darg->let->mem = arg_val->ptr;
 533                                 zend_string_release(zs);
 534                         }
 535                         break;
 536                 case PSI_T_STRLEN:
 537                         if (iarg->type->type == PSI_T_STRING) {
 538                                 arg_val->lval = iarg->val.zend.str->len;
 539                                 zend_string_release(iarg->val.zend.str);
 540                         } else {
 541                                 zend_string *zs = zval_get_string(iarg->_zv);
 542                                 arg_val->lval = zs->len;
 543                                 zend_string_release(zs);
 544                         }
 545                         break;
 546                 case PSI_T_ARRVAL:
 547                         if (iarg->type->type == PSI_T_ARRAY) {
 548                                 decl_type *type = real_decl_type(darg->type);
 549
 550                                 switch (type->type) {
 551                                 case PSI_T_STRUCT:
 552                                         arg_val->ptr = psi_array_to_struct(type->strct, HASH_OF(iarg->_zv));
 553                                         darg->let->mem = arg_val->ptr;
 554                                         break;
 555                                 }
 556                         }
 557                         break;
 558                 EMPTY_SWITCH_DEFAULT_CASE();
 559                 }
 560         }
 561
 562         if (darg->let->val && darg->let->val->is_reference) {
 563                 return &darg->let->ptr;
 564         } else {
 565                 return darg->let->ptr;
 566         }
 567 }
 568
 569 void psi_do_set(zval *return_value, set_func *func, decl_vars *vars)
 570 {
 571         impl_val *val = (impl_val *) &vars->vars[0]->arg->let->ptr;
 572
 573         ZVAL_DEREF(return_value);
 574         zval_dtor(return_value);
 575
 576         switch (func->type) {
 577         case PSI_T_TO_STRING:
 578                 psi_to_string(return_value, real_decl_type(vars->vars[0]->arg->type)->type, val, vars->vars[0]);
 579                 break;
 580         case PSI_T_TO_ARRAY:
 581                 psi_to_array(return_value, real_decl_type(vars->vars[0]->arg->type)->type, val, vars->vars[0]);
 582                 break;
 583         EMPTY_SWITCH_DEFAULT_CASE();
 584         }
 585 }
 586
 587 void psi_do_return(impl *impl, impl_val *ret_val, zval *return_value)
 588 {
 589         return_stmt *ret = impl->stmts->ret.list[0];
 590
 591         switch (ret->func->type) {
 592         case PSI_T_TO_STRING:
 593                 psi_to_string(return_value, real_decl_type(impl->decl->func->type)->type, ret_val, ret->decl);
 594                 break;
 595         case PSI_T_TO_INT:
 596                 psi_to_int(return_value, real_decl_type(impl->decl->func->type)->type, ret_val, ret->decl);
 597                 break;
 598         case PSI_T_TO_ARRAY:
 599                 psi_to_array(return_value, real_decl_type(impl->decl->func->type)->type, ret_val, ret->decl);
 600                 break;
 601         EMPTY_SWITCH_DEFAULT_CASE();
 602         }
 603 }
 604
 605 void psi_do_free(free_stmt *fre)
 606 {
 607         size_t i;
 608
 609         for (i = 0; i < fre->vars->count; ++i) {
 610                 decl_var *dvar = fre->vars->vars[i];
 611
 612                 if (dvar->arg && dvar->arg->let->out.ptr) {
 613                         free(dvar->arg->let->out.ptr);
 614                         dvar->arg->let->out.ptr = NULL;
 615                 }
 616         }
 617 }
 618
 619 void psi_do_clean(impl *impl)
 620 {
 621         size_t i;
 622
 623         for (i = 0; i < impl->func->args->count; ++i ) {
 624                 impl_arg *iarg = impl->func->args->args[i];
 625
 626                 switch (iarg->type->type) {
 627                 case PSI_T_STRING:
 628                         if (iarg->val.zend.str) {
 629                                 zend_string_release(iarg->val.zend.str);
 630                         }
 631                         break;
 632                 }
 633         }
 634
 635         if (impl->decl->args) for (i = 0; i < impl->decl->args->count; ++i) {
 636                 decl_arg *darg = impl->decl->args->args[i];
 637
 638                 if (darg->let && darg->let->mem) {
 639                         decl_type *type = real_decl_type(darg->type);
 640
 641                         if (type->type == PSI_T_STRUCT) {
 642                                 size_t eos = decl_struct_size(type->strct);
 643                                 void **ptr = (void **) ((char *) darg->let->mem + eos);
 644
 645                                 while (*ptr) {
 646                                         efree(*ptr++);
 647                                 }
 648                         }
 649                         efree(darg->let->mem);
 650                         darg->let->mem = NULL;
 651                 }
 652         }
 653 }
 654
 655 PHP_MINIT_FUNCTION(psi)
 656 {
 657         PSI_ContextOps *ops;
 658
 659         REGISTER_INI_ENTRIES();
 660
 661         if (!strcasecmp(PSI_G(engine), "jit")) {
 662                 ops = PSI_Libjit();
 663         } else {
 664                 ops = PSI_Libffi();
 665         }
 666
 667         PSI_ContextInit(&PSI_G(context), ops, psi_error);
 668         PSI_ContextBuild(&PSI_G(context), PSI_G(directory));
 669
 670         return SUCCESS;
 671 }
 672 PHP_MSHUTDOWN_FUNCTION(psi)
 673 {
 674         PSI_ContextDtor(&PSI_G(context));
 675
 676         UNREGISTER_INI_ENTRIES();
 677
 678         return SUCCESS;
 679 }
 680
 681 /* Remove if there's nothing to do at request start */
 682 /* {{{ PHP_RINIT_FUNCTION
 683  */
 684 PHP_RINIT_FUNCTION(psi)
 685 {
 686 #if defined(COMPILE_DL_PSI) && defined(ZTS)
 687         ZEND_TSRMLS_CACHE_UPDATE();
 688 #endif
 689         return SUCCESS;
 690 }
 691 /* }}} */
 692
 693 /* Remove if there's nothing to do at request end */
 694 /* {{{ PHP_RSHUTDOWN_FUNCTION
 695  */
 696 PHP_RSHUTDOWN_FUNCTION(psi)
 697 {
 698         return SUCCESS;
 699 }
 700 /* }}} */
 701
 702 PHP_MINFO_FUNCTION(psi)
 703 {
 704         php_info_print_table_start();
 705         php_info_print_table_header(2, "psi support", "enabled");
 706         php_info_print_table_end();
 707
 708         DISPLAY_INI_ENTRIES();
 709 }
 710 const zend_function_entry psi_functions[] = {
 711         PHP_FE_END
 712 };
 713
 714 zend_module_entry psi_module_entry = {
 715         STANDARD_MODULE_HEADER,
 716         "psi",
 717         psi_functions,
 718         PHP_MINIT(psi),
 719         PHP_MSHUTDOWN(psi),
 720         PHP_RINIT(psi),         /* Replace with NULL if there's nothing to do at request start */
 721         PHP_RSHUTDOWN(psi),     /* Replace with NULL if there's nothing to do at request end */
 722         PHP_MINFO(psi),
 723         PHP_PSI_VERSION,
 724         STANDARD_MODULE_PROPERTIES
 725 };
 726
 727 #ifdef COMPILE_DL_PSI
 728 #ifdef ZTS
 729 ZEND_TSRMLS_CACHE_DEFINE();
 730 #endif
 731 ZEND_GET_MODULE(psi)
 732 #endif
 733
 734 /*
 735  * Local variables:
 736  * tab-width: 4
 737  * c-basic-offset: 4
 738  * End:
 739  * vim600: noet sw=4 ts=4 fdm=marker
 740  * vim<600: noet sw=4 ts=4
 741  */