enums
[m6w6/ext-psi] / src / module.c
index 6f152e3d750ef3933c56a8b44419752dd314592b..f71975b295932bdc053129e3b2fd03b4e955ae41 100644 (file)
 
 #ifdef HAVE_CONFIG_H
-#include "config.h"
+# include "config.h"
 #endif
 
 #include "php.h"
 #include "php_ini.h"
 #include "ext/standard/info.h"
+#include "zend_constants.h"
+#include "zend_operators.h"
 
 #include "php_psi.h"
-#include "parser.h"
 
-#include "libjit.h"
-#include "libffi.h"
+#if HAVE_LIBJIT
+# include "libjit.h"
+# ifndef HAVE_LIBFFI
+#  define PSI_ENGINE "jit"
+# endif
+#endif
+#if HAVE_LIBFFI
+# include "libffi.h"
+# define PSI_ENGINE "ffi"
+#endif
 
 ZEND_DECLARE_MODULE_GLOBALS(psi);
 
 PHP_INI_BEGIN()
-       STD_PHP_INI_ENTRY("psi.engine", "ffi", PHP_INI_SYSTEM, OnUpdateString, engine, zend_psi_globals, psi_globals)
-       STD_PHP_INI_ENTRY("psi.directory", "psis", PHP_INI_SYSTEM, OnUpdateString, directory, zend_psi_globals, psi_globals)
+       STD_PHP_INI_ENTRY("psi.engine", PSI_ENGINE, PHP_INI_SYSTEM, OnUpdateString, engine, zend_psi_globals, psi_globals)
+       STD_PHP_INI_ENTRY("psi.directory", "psi.d", PHP_INI_SYSTEM, OnUpdateString, directory, zend_psi_globals, psi_globals)
 PHP_INI_END();
 
-void psi_error(int type, const char *msg, ...)
-{
-       char buf[0x1000];
-       va_list argv;
-
-       va_start(argv, msg);
-       vslprintf(buf, 0x1000, msg, argv);
-       va_end(argv);
-
-       php_error(type, buf);
-}
+static zend_object_handlers psi_object_handlers;
+static zend_class_entry *psi_class_entry;
 
-int psi_internal_type(impl_type *type)
+zend_class_entry *psi_object_get_class_entry()
 {
-       switch (type->type) {
-       case PSI_T_BOOL:
-               return _IS_BOOL;
-       case PSI_T_INT:
-               return IS_LONG;
-       case PSI_T_FLOAT:
-       case PSI_T_DOUBLE:
-               return IS_DOUBLE;
-       case PSI_T_STRING:
-               return IS_STRING;
-       case PSI_T_ARRAY:
-               return IS_ARRAY;
-       default:
-               return 0;
-       }
+       return psi_class_entry;
 }
 
-zend_internal_arg_info *psi_internal_arginfo(impl *impl)
+void psi_error_wrapper(PSI_Token *t, int type, const char *msg, ...)
 {
-       size_t i;
-       zend_internal_arg_info *aip;
-       zend_internal_function_info *fi;
-
-       aip = calloc(impl->func->args->count + 1, sizeof(*aip));
-
-       fi = (zend_internal_function_info *) &aip[0];
-       fi->required_num_args = psi_num_min_args(impl);
-       fi->return_reference = impl->func->return_reference;
-       fi->type_hint = psi_internal_type(impl->func->return_type);
-
-       for (i = 0; i < impl->func->args->count; ++i) {
-               impl_arg *iarg = impl->func->args->args[i];
-               zend_internal_arg_info *ai = &aip[i+1];
+       va_list argv;
+       const char *fn = NULL;
+       unsigned ln = 0;
 
-               ai->name = iarg->var->name;
-               ai->type_hint = psi_internal_type(iarg->type);
-               if (iarg->var->reference) {
-                       ai->pass_by_reference = 1;
-               }
-               if (iarg->var->reference || (iarg->def && iarg->def->type == PSI_T_NULL)) {
-                       ai->allow_null = 1;
-               }
+       if (t) {
+               fn = t->file;
+               ln = t->line;
+       } else if (zend_is_executing()) {
+               fn = zend_get_executed_filename();
+               ln = zend_get_executed_lineno();
+       } else if (zend_is_compiling()) {
+               fn = zend_get_compiled_filename()->val;
+               ln = zend_get_compiled_lineno();
        }
 
-       return aip;
-}
-
-size_t psi_num_min_args(impl *impl)
-{
-       size_t i, n = impl->func->args->count;
-
-       for (i = 0; i < impl->func->args->count; ++i) {
-               if (impl->func->args->args[i]->def) {
-                       --n;
-               }
-       }
-       return n;
+       va_start(argv, msg);
+       psi_verror(type, fn, ln, msg, argv);
+       va_end(argv);
 }
 
-void psi_to_int(zval *return_value, token_t t, impl_val *ret_val, decl_var *var)
+void psi_error(int type, const char *fn, unsigned ln, const char *msg, ...)
 {
-       switch (t) {
-       case PSI_T_FLOAT:
-               RETVAL_DOUBLE((double) deref_impl_val(ret_val, var)->fval);
-               convert_to_long(return_value);
-               break;
-       case PSI_T_DOUBLE:
-               RETVAL_DOUBLE(deref_impl_val(ret_val, var)->dval);
-               convert_to_long(return_value);
-               break;
-       default:
-               RETVAL_LONG(deref_impl_val(ret_val, var)->lval);
-       }
-}
+       va_list argv;
 
-void psi_to_double(zval *return_value, token_t t, impl_val *ret_val, decl_var *var)
-{
-       switch (t) {
-       case PSI_T_FLOAT:
-               RETVAL_DOUBLE((double) deref_impl_val(ret_val, var)->fval);
-               break;
-       case PSI_T_DOUBLE:
-               RETVAL_DOUBLE(deref_impl_val(ret_val, var)->dval);
-               break;
-       default:
-               RETVAL_DOUBLE((double) deref_impl_val(ret_val, var)->lval);
-               break;
-       }
+       va_start(argv, msg);
+       psi_verror(type, fn, ln, msg, argv);
+       va_end(argv);
 }
 
-void psi_to_string(zval *return_value, token_t t, impl_val *ret_val, decl_var *var)
+void psi_verror(int type, const char *fn, unsigned ln, const char *msg, va_list argv)
 {
-       switch (t) {
-       case PSI_T_INT8:
-       case PSI_T_UINT8:
-               if (!var->arg->var->pointer_level) {
-                       RETVAL_STRINGL(&ret_val->cval, 1);
-               } else {
-                       ret_val = deref_impl_val(ret_val, var);
-                       if (ret_val && ret_val->ptr) {
-                               RETVAL_STRING(ret_val->ptr);
-                       } else {
-                               RETVAL_EMPTY_STRING();
-                       }
-               }
-               break;
-       case PSI_T_FLOAT:
-               RETVAL_DOUBLE((double) deref_impl_val(ret_val, var)->fval);
-               convert_to_string(return_value);
-               break;
-       case PSI_T_DOUBLE:
-               RETVAL_DOUBLE(deref_impl_val(ret_val, var)->dval);
-               convert_to_string(return_value);
-               break;
-       default:
-               RETVAL_LONG(deref_impl_val(ret_val, var)->lval);
-               convert_to_string(return_value);
-               break;
-       }
+       zend_error_cb(type, fn, ln, msg, argv);
 }
 
-size_t psi_t_alignment(token_t t)
+static void psi_object_free(zend_object *o)
 {
-       size_t align;
-#define PSI_TAS_D(T) struct PSI_TAS_ ##T { \
-       char c; \
-       T x; \
-}
-#define PSI_TAS_P(T) struct PSI_TAS_ ## T ## _pointer { \
-       char c; \
-       T *x; \
-}
-#define PSI_TAS_C(T) align = offsetof(struct PSI_TAS_ ##T, x)
-#define PSI_TAS_CASE(T) { \
-       PSI_TAS_D(T); \
-       PSI_TAS_C(T); \
-}
-       switch (t) {
-       case PSI_T_INT8:
-               PSI_TAS_CASE(int8_t);
-               break;
-       case PSI_T_UINT8:
-               PSI_TAS_CASE(uint8_t);
-               break;
-       case PSI_T_INT16:
-               PSI_TAS_CASE(int16_t);
-               break;
-       case PSI_T_UINT16:
-               PSI_TAS_CASE(uint16_t);
-               break;
-       case PSI_T_INT32:
-               PSI_TAS_CASE(int32_t);
-               break;
-       case PSI_T_UINT32:
-               PSI_TAS_CASE(uint32_t);
-               break;
-       case PSI_T_INT64:
-               PSI_TAS_CASE(int64_t);
-               break;
-       case PSI_T_UINT64:
-               PSI_TAS_CASE(uint64_t);
-               break;
-       case PSI_T_FLOAT:
-               PSI_TAS_CASE(float);
-               break;
-       case PSI_T_DOUBLE:
-               PSI_TAS_CASE(double);
-               break;
-       case PSI_T_POINTER:
-               {
-                       PSI_TAS_P(char);
-                       PSI_TAS_C(char_pointer);
-               }
-               break;
-       EMPTY_SWITCH_DEFAULT_CASE();
-       }
+       psi_object *obj = PSI_OBJ(NULL, o);
 
-       return align;
-}
-
-size_t psi_t_size(token_t t)
-{
-       size_t size;
-
-       switch (t) {
-       case PSI_T_INT8:
-       case PSI_T_UINT8:
-               size = 1;
-               break;
-       case PSI_T_INT16:
-       case PSI_T_UINT16:
-               size = 2;
-               break;
-       case PSI_T_INT:
-               size = sizeof(int);
-               break;
-       case PSI_T_INT32:
-       case PSI_T_UINT32:
-               size = 4;
-               break;
-       case PSI_T_INT64:
-       case PSI_T_UINT64:
-               size = 8;
-               break;
-       case PSI_T_FLOAT:
-               size = sizeof(float);
-               break;
-       case PSI_T_DOUBLE:
-               size = sizeof(double);
-               break;
-       case PSI_T_POINTER:
-               size = sizeof(char *);
-               break;
-       EMPTY_SWITCH_DEFAULT_CASE();
+       if (obj->data) {
+               /* FIXME: how about registering a destructor?
+               // free(obj->data); */
+               obj->data = NULL;
        }
-       return size;
+       zend_object_std_dtor(o);
 }
 
-size_t psi_t_align(token_t t, size_t s)
+static zend_object *psi_object_init(zend_class_entry *ce)
 {
-       size_t a = psi_t_alignment(t);
-       return ((s - 1) | (a - 1)) + 1;
-}
+       psi_object *o = ecalloc(1, sizeof(*o) + zend_object_properties_size(ce));
 
-static impl_val *iterate(impl_val *val, token_t t, unsigned i, impl_val *tmp)
-{
-       size_t size = psi_t_size(t);
-
-       memset(tmp, 0, sizeof(*tmp));
-       memcpy(tmp, val->ptr + size * i, size);
-       return tmp;
+       zend_object_std_init(&o->std, ce);
+       object_properties_init(&o->std, ce);
+       o->std.handlers = &psi_object_handlers;
+       return &o->std;
 }
 
-void psi_from_zval(impl_val *mem, decl_arg *spec, zval *zv, void **tmp)
-{
-       decl_type *type = real_decl_type(spec->type);
-
-       switch (type->type) {
-       case PSI_T_FLOAT:
-               mem->fval = (float) zval_get_double(zv);
-               break;
-       case PSI_T_DOUBLE:
-               mem->dval = zval_get_double(zv);
-               break;
-       case PSI_T_INT8:
-       case PSI_T_UINT8:
-               if (spec->var->pointer_level) {
-                       zend_string *zs = zval_get_string(zv);
-                       *tmp = mem->ptr = estrndup(zs->val, zs->len);
-                       zend_string_release(zs);
-                       break;
-               }
-               /* no break */
-       default:
-               mem->zend.lval = zval_get_long(zv);
-               break;
-       }
-}
+ZEND_BEGIN_ARG_INFO_EX(ai_psi_dump, 0, 0, 0)
+       ZEND_ARG_INFO(0, stream)
+ZEND_END_ARG_INFO();
+static PHP_FUNCTION(psi_dump) {
+       php_stream *s;
+       zval *r = NULL;
+       int fd = STDOUT_FILENO;
 
-void *psi_array_to_struct(decl_struct *s, HashTable *arr)
-{
-       size_t i, j = 0;
-       char *mem = ecalloc(1, s->size + s->args->count * sizeof(void *));
-
-       if (arr) for (i = 0; i < s->args->count; ++i) {
-               decl_arg *darg = s->args->args[i];
-               zval *entry = zend_hash_str_find_ind(arr, darg->var->name, strlen(darg->var->name));
-
-               if (entry) {
-                       impl_val val;
-                       void *tmp = NULL;
-
-                       memset(&tmp, 0, sizeof(tmp));
-                       psi_from_zval(&val, darg, entry, &tmp);
-                       memcpy(mem + darg->layout->pos, &val, darg->layout->len);
-                       if (tmp) {
-                               ((void **)(mem + s->size))[j++] = tmp;
-                       }
-               }
-       }
-       return mem;
-}
-
-void psi_to_array(zval *return_value, token_t t, impl_val *ret_val, decl_var *var)
-{
-       zval ele;
-       unsigned i;
-       impl_val tmp;
-
-       array_init(return_value);
-
-       if (t == PSI_T_STRUCT) {
-               decl_struct *s = real_decl_type(var->arg->type)->strct;
-               ret_val = deref_impl_val(ret_val, var);
-
-               ZEND_ASSERT(s);
-               for (i = 0; i < s->args->count; ++i) {
-                       decl_arg *darg = s->args->args[i];
-                       impl_val tmp, tmp_ptr;
-                       zval ztmp;
-                       char *ptr = (char *) ret_val->ptr + darg->layout->pos;
-
-                       tmp_ptr.ptr = &tmp;
-                       memset(&tmp, 0, sizeof(tmp));
-                       memcpy(&tmp, ptr, darg->layout->len);
-                       switch (real_decl_type(darg->type)->type) {
-                       case PSI_T_FLOAT:
-                       case PSI_T_DOUBLE:
-                               psi_to_double(&ztmp, real_decl_type(darg->type)->type, &tmp, darg->var);
-                               break;
-                       case PSI_T_INT8:
-                       case PSI_T_UINT8:
-                               if (darg->var->pointer_level) {
-                                       psi_to_string(&ztmp, real_decl_type(darg->type)->type, &tmp, darg->var);
-                                       break;
-                               }
-                               /* no break */
-                       case PSI_T_INT16:
-                       case PSI_T_UINT16:
-                       case PSI_T_INT32:
-                       case PSI_T_UINT32:
-                       case PSI_T_INT64:
-                       case PSI_T_UINT64:
-                               psi_to_int(&ztmp, real_decl_type(darg->type)->type, &tmp, darg->var);
-                               break;
-                       case PSI_T_STRUCT:
-                               psi_to_array(&ztmp, real_decl_type(darg->type)->type, &tmp_ptr, darg->var);
-                               break;
-                       default:
-                               printf("t=%d\n", real_decl_type(darg->type)->type);
-                               abort();
-                       }
-                       add_assoc_zval(return_value, darg->var->name, &ztmp);
-               }
+       if (SUCCESS != zend_parse_parameters(ZEND_NUM_ARGS(), "|r!", &r)) {
                return;
        }
-       ret_val = deref_impl_val(ret_val, var);
-       for (i = 0; i < var->arg->var->array_size; ++i) {
-               impl_val *ptr = iterate(ret_val, t, i, &tmp);
+       if (r) {
+               php_stream_from_zval(s, r);
 
-               switch (t) {
-               case PSI_T_FLOAT:
-                       ZVAL_DOUBLE(&ele, (double) ptr->fval);
-                       break;
-               case PSI_T_DOUBLE:
-                       ZVAL_DOUBLE(&ele, ptr->dval);
-                       break;
-               default:
-                       ZVAL_LONG(&ele, ptr->lval);
-                       break;
+               if (SUCCESS != php_stream_cast(s, PHP_STREAM_AS_FD | PHP_STREAM_CAST_INTERNAL, (void **)&fd, 1)) {
+                       RETURN_FALSE;
                }
-
-               add_next_index_zval(return_value, &ele);
        }
+       PSI_ContextDump(&PSI_G(context), fd);
 }
 
-ZEND_RESULT_CODE psi_parse_args(zend_execute_data *execute_data, impl *impl)
-{
-       impl_arg *iarg;
+ZEND_BEGIN_ARG_INFO_EX(ai_psi_validate, 0, 0, 1)
+       ZEND_ARG_INFO(0, file)
+ZEND_END_ARG_INFO();
+static PHP_FUNCTION(psi_validate) {
+       zend_string *file;
+       PSI_Parser P;
 
-       if (!impl->func->args->count) {
-               return zend_parse_parameters_none();
+       if (SUCCESS != zend_parse_parameters(ZEND_NUM_ARGS(), "P", &file)) {
+               return;
        }
 
-       ZEND_PARSE_PARAMETERS_START(psi_num_min_args(impl), impl->func->args->count)
-       nextarg:
-               iarg = impl->func->args->args[_i];
-               if (iarg->def) {
-                       Z_PARAM_OPTIONAL;
-               }
-               if (PSI_T_BOOL == iarg->type->type) {
-                       if (iarg->def) {
-                               iarg->val.zend.bval = iarg->def->type == PSI_T_TRUE ? 1 : 0;
-                       }
-                       Z_PARAM_BOOL(iarg->val.zend.bval);
-               } else if (PSI_T_INT == iarg->type->type) {
-                       if (iarg->def) {
-                               iarg->val.zend.lval = zend_atol(iarg->def->text, strlen(iarg->def->text));
-                       }
-                       Z_PARAM_LONG(iarg->val.zend.lval);
-               } else if (PSI_T_FLOAT == iarg->type->type || PSI_T_DOUBLE == iarg->type->type) {
-                       if (iarg->def) {
-                               iarg->val.dval = zend_strtod(iarg->def->text, NULL);
-                       }
-                       Z_PARAM_DOUBLE(iarg->val.dval);
-               } else if (PSI_T_STRING == iarg->type->type) {
-                       struct {char *val; size_t len;} str;
-                       if (iarg->def) {
-                               /* FIXME */
-                               str.len = strlen(iarg->def->text) - 2;
-                               str.val = &iarg->def->text[1];
-                       }
-                       Z_PARAM_STR_EX(iarg->val.zend.str, 1, 0);
-                       if (iarg->val.zend.str) {
-                               zend_string_addref(iarg->val.zend.str);
-                       } else if (iarg->def) {
-                               iarg->val.zend.str = zend_string_init(str.val, str.len, 0);
-                       }
-               } else if (PSI_T_ARRAY == iarg->type->type) {
-                       /* handled as _zv in let or set */
-                       Z_PARAM_PROLOGUE(0);
-               } else {
-                       error_code = ZPP_ERROR_FAILURE;
-                       break;
-               }
-               iarg->_zv = _arg;
-               if (_i < _max_num_args) {
-                       goto nextarg;
-               }
-       ZEND_PARSE_PARAMETERS_END_EX(return FAILURE);
-
-       return SUCCESS;
-}
-
-void *psi_do_calloc(let_calloc *alloc)
-{
-       decl_type *type = real_decl_type(alloc->type);
-       size_t size;
-
-       if (type->type == PSI_T_STRUCT) {
-               /* psi_do_clean expects at least one NULL pointer after the struct */
-               size = type->strct->size + sizeof(void *);
-       } else {
-               size = psi_t_size(type->type);
+       if (!PSI_ParserInit(&P, file->val, psi_error_wrapper, 0)) {
+               RETURN_FALSE;
        }
 
-       return ecalloc(alloc->n, size);
-}
-
-void *psi_do_let(decl_arg *darg)
-{
-       impl_arg *iarg = darg->let->arg;
-       impl_val *arg_val;
-
-       darg->let->ptr = &darg->let->out;
-       arg_val = darg->let->ptr;
-
-       if (!iarg) {
-               /* let foo = calloc(1, long);
-                * let foo = NULL;
-                * let foo;
-                */
-               if (darg->let->val->func && darg->let->val->func->type == PSI_T_CALLOC) {
-                       arg_val->ptr = psi_do_calloc(darg->let->val->func->alloc);
-                       darg->let->mem = arg_val->ptr;
-               } else if (darg->var->array_size) {
-                       arg_val->ptr = ecalloc(darg->var->array_size, sizeof(*arg_val));
-                       darg->let->mem = arg_val->ptr;
-               } else {
-                       memset(arg_val, 0, sizeof(*arg_val));
-               }
-       } else {
-
-               switch (darg->let->val->func->type) {
-               case PSI_T_BOOLVAL:
-                       if (iarg->type->type == PSI_T_BOOL) {
-                               arg_val->cval = iarg->val.zend.bval;
-                       } else {
-                               arg_val->cval = zend_is_true(iarg->_zv);
-                       }
-                       break;
-               case PSI_T_INTVAL:
-                       if (iarg->type->type == PSI_T_INT) {
-                               arg_val->lval = iarg->val.zend.lval;
-                       } else {
-                               arg_val->lval = zval_get_long(iarg->_zv);
-                       }
-                       break;
-               case PSI_T_STRVAL:
-                       if (iarg->type->type == PSI_T_STRING) {
-                               arg_val->ptr = estrdup(iarg->val.zend.str->val);
-                               darg->let->mem = arg_val->ptr;
-                               zend_string_release(iarg->val.zend.str);
-                       } else {
-                               zend_string *zs = zval_get_string(iarg->_zv);
-                               arg_val->ptr = estrdup(zs->val);
-                               darg->let->mem = arg_val->ptr;
-                               zend_string_release(zs);
-                       }
-                       break;
-               case PSI_T_STRLEN:
-                       if (iarg->type->type == PSI_T_STRING) {
-                               arg_val->lval = iarg->val.zend.str->len;
-                               zend_string_release(iarg->val.zend.str);
-                       } else {
-                               zend_string *zs = zval_get_string(iarg->_zv);
-                               arg_val->lval = zs->len;
-                               zend_string_release(zs);
-                       }
-                       break;
-               case PSI_T_ARRVAL:
-                       if (iarg->type->type == PSI_T_ARRAY) {
-                               decl_type *type = real_decl_type(darg->type);
-
-                               switch (type->type) {
-                               case PSI_T_STRUCT:
-                                       arg_val->ptr = psi_array_to_struct(type->strct, HASH_OF(iarg->_zv));
-                                       darg->let->mem = arg_val->ptr;
-                                       break;
-                               }
-                       }
+       while (0 < PSI_ParserScan(&P)) {
+               PSI_ParserParse(&P, PSI_TokenAlloc(&P));
+               if (P.num == PSI_T_EOF) {
                        break;
-               EMPTY_SWITCH_DEFAULT_CASE();
                }
        }
+       PSI_ParserParse(&P, NULL);
 
-       if (darg->let->val && darg->let->val->is_reference) {
-               return &darg->let->ptr;
+       if (0 == PSI_ContextValidateData(NULL, PSI_DATA(&P)) && !P.errors) {
+               RETVAL_TRUE;
        } else {
-               return darg->let->ptr;
+               RETVAL_FALSE;
        }
+       PSI_ParserDtor(&P);
 }
 
-void psi_do_set(zval *return_value, set_func *func, decl_vars *vars)
+static PHP_MINIT_FUNCTION(psi)
 {
-       impl_val *val = (impl_val *) &vars->vars[0]->arg->let->ptr;
-
-       ZVAL_DEREF(return_value);
-       zval_dtor(return_value);
-
-       switch (func->type) {
-       case PSI_T_TO_STRING:
-               psi_to_string(return_value, real_decl_type(vars->vars[0]->arg->type)->type, val, vars->vars[0]);
-               break;
-       case PSI_T_TO_ARRAY:
-               psi_to_array(return_value, real_decl_type(vars->vars[0]->arg->type)->type, val, vars->vars[0]);
-               break;
-       EMPTY_SWITCH_DEFAULT_CASE();
-       }
-}
-
-void psi_do_return(impl *impl, impl_val *ret_val, zval *return_value)
-{
-       return_stmt *ret = impl->stmts->ret.list[0];
-
-       switch (ret->func->type) {
-       case PSI_T_TO_STRING:
-               psi_to_string(return_value, real_decl_type(impl->decl->func->type)->type, ret_val, ret->decl);
-               break;
-       case PSI_T_TO_INT:
-               psi_to_int(return_value, real_decl_type(impl->decl->func->type)->type, ret_val, ret->decl);
-               break;
-       case PSI_T_TO_ARRAY:
-               psi_to_array(return_value, real_decl_type(impl->decl->func->type)->type, ret_val, ret->decl);
-               break;
-       EMPTY_SWITCH_DEFAULT_CASE();
-       }
-}
-
-void psi_do_free(free_stmt *fre)
-{
-       size_t i;
-
-       for (i = 0; i < fre->vars->count; ++i) {
-               decl_var *dvar = fre->vars->vars[i];
-
-               if (dvar->arg && dvar->arg->let->out.ptr) {
-                       free(dvar->arg->let->out.ptr);
-                       dvar->arg->let->out.ptr = NULL;
-               }
-       }
-}
-
-void psi_do_clean(impl *impl)
-{
-       size_t i;
-
-       for (i = 0; i < impl->func->args->count; ++i ) {
-               impl_arg *iarg = impl->func->args->args[i];
+       PSI_ContextOps *ops = NULL;
+       zend_class_entry ce = {0};
 
-               switch (iarg->type->type) {
-               case PSI_T_STRING:
-                       if (iarg->val.zend.str) {
-                               zend_string_release(iarg->val.zend.str);
-                       }
-                       break;
-               }
-       }
-
-       if (impl->decl->args) for (i = 0; i < impl->decl->args->count; ++i) {
-               decl_arg *darg = impl->decl->args->args[i];
-
-               if (darg->let && darg->let->mem) {
-                       decl_type *type = real_decl_type(darg->type);
-
-                       if (type->type == PSI_T_STRUCT) {
-                               void **ptr = (void **) ((char *) darg->let->mem + type->strct->size);
-
-                               while (*ptr) {
-                                       efree(*ptr++);
-                               }
-                       }
-                       efree(darg->let->mem);
-                       darg->let->mem = NULL;
-               }
-       }
-}
+       REGISTER_INI_ENTRIES();
 
-PHP_MINIT_FUNCTION(psi)
-{
-       PSI_ContextOps *ops;
+       INIT_NS_CLASS_ENTRY(ce, "psi", "object", NULL);
+       psi_class_entry = zend_register_internal_class_ex(&ce, NULL);
+       psi_class_entry->create_object = psi_object_init;
 
-       REGISTER_INI_ENTRIES();
+       memcpy(&psi_object_handlers, zend_get_std_object_handlers(), sizeof(zend_object_handlers));
+       psi_object_handlers.offset = XtOffsetOf(psi_object, std);
+       psi_object_handlers.free_obj = psi_object_free;
+       psi_object_handlers.clone_obj = NULL;
 
+#ifdef HAVE_LIBJIT
        if (!strcasecmp(PSI_G(engine), "jit")) {
                ops = PSI_Libjit();
-       } else {
+       } else
+#endif
+#ifdef HAVE_LIBFFI
                ops = PSI_Libffi();
+#endif
+
+       if (!ops) {
+               php_error(E_WARNING, "No PSI engine found");
+               return FAILURE;
        }
 
-       PSI_ContextInit(&PSI_G(context), ops, psi_error);
+       PSI_ContextInit(&PSI_G(context), ops, psi_error_wrapper);
        PSI_ContextBuild(&PSI_G(context), PSI_G(directory));
 
+       if (psi_check_env("PSI_DUMP")) {
+               PSI_ContextDump(&PSI_G(context), STDOUT_FILENO);
+       }
+
        return SUCCESS;
 }
-PHP_MSHUTDOWN_FUNCTION(psi)
+
+static PHP_MSHUTDOWN_FUNCTION(psi)
 {
        PSI_ContextDtor(&PSI_G(context));
 
@@ -658,28 +196,15 @@ PHP_MSHUTDOWN_FUNCTION(psi)
        return SUCCESS;
 }
 
-/* Remove if there's nothing to do at request start */
-/* {{{ PHP_RINIT_FUNCTION
- */
-PHP_RINIT_FUNCTION(psi)
-{
 #if defined(COMPILE_DL_PSI) && defined(ZTS)
-       ZEND_TSRMLS_CACHE_UPDATE();
-#endif
-       return SUCCESS;
-}
-/* }}} */
-
-/* Remove if there's nothing to do at request end */
-/* {{{ PHP_RSHUTDOWN_FUNCTION
- */
-PHP_RSHUTDOWN_FUNCTION(psi)
+static PHP_RINIT_FUNCTION(psi)
 {
+       ZEND_TSRMLS_CACHE_UPDATE();
        return SUCCESS;
 }
-/* }}} */
+#endif
 
-PHP_MINFO_FUNCTION(psi)
+static PHP_MINFO_FUNCTION(psi)
 {
        php_info_print_table_start();
        php_info_print_table_header(2, "psi support", "enabled");
@@ -687,7 +212,10 @@ PHP_MINFO_FUNCTION(psi)
 
        DISPLAY_INI_ENTRIES();
 }
-const zend_function_entry psi_functions[] = {
+
+static const zend_function_entry psi_functions[] = {
+       PHP_FE(psi_dump, ai_psi_dump)
+       PHP_FE(psi_validate, ai_psi_validate)
        PHP_FE_END
 };
 
@@ -697,8 +225,12 @@ zend_module_entry psi_module_entry = {
        psi_functions,
        PHP_MINIT(psi),
        PHP_MSHUTDOWN(psi),
+#if defined(COMPILE_DL_PSI) && defined(ZTS)
        PHP_RINIT(psi),         /* Replace with NULL if there's nothing to do at request start */
-       PHP_RSHUTDOWN(psi),     /* Replace with NULL if there's nothing to do at request end */
+#else
+       NULL,
+#endif
+       NULL,
        PHP_MINFO(psi),
        PHP_PSI_VERSION,
        STANDARD_MODULE_PROPERTIES