don't let impls leak into decls
[m6w6/ext-psi] / src / engine.c
index 3a14e6d7e88571c0ff54bad5aa1c22a98eaaad2e..a78f9ffb6ae54cbb6377a71afe94bc837c62b93b 100644 (file)
@@ -7,6 +7,7 @@
 
 #include "zend_exceptions.h"
 
+#include "parser.h"
 #include "engine.h"
 #include "calc.h"
 #include "marshal.h"
@@ -200,7 +201,7 @@ static inline ZEND_RESULT_CODE psi_parse_args(zend_execute_data *execute_data, i
                        Z_PARAM_FUNC_EX(fci, fcc, 1, 0);
 
                        if (fci.size) {
-                               iarg->val.zend.cb = calloc(1, sizeof(zend_fcall));
+                               iarg->val.zend.cb = ecalloc(1, sizeof(zend_fcall));
                                iarg->val.zend.cb->fci = fci;
                                iarg->val.zend.cb->fcc = fcc;
                        }
@@ -259,136 +260,51 @@ static inline void *psi_do_calloc(let_calloc *alloc)
 
 static inline impl_val *psi_let_val(token_t let_func, impl_arg *iarg, impl_val *arg_val, decl_struct *strct, void **to_free)
 {
-       switch (let_func) {
-       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_FLOATVAL:
-               if (iarg->type->type == PSI_T_FLOAT || iarg->type->type == PSI_T_DOUBLE) {
-                       arg_val->dval = iarg->val.dval;
-               } else {
-                       arg_val->dval = zval_get_double(iarg->_zv);
-               }
-               break;
-       case PSI_T_PATHVAL:
-       case PSI_T_STRVAL:
-               if (iarg->type->type == PSI_T_STRING) {
-                       if (iarg->val.zend.str) {
-                               arg_val->ptr = estrndup(iarg->val.zend.str->val, iarg->val.zend.str->len);
-                               *to_free = arg_val->ptr;
-                       } else {
-                               arg_val->ptr = "";
-                       }
-               } else {
-                       zend_string *zs = zval_get_string(iarg->_zv);
-                       arg_val->ptr = estrdup(zs->val);
-                       *to_free = arg_val->ptr;
-                       zend_string_release(zs);
-               }
-               if (PSI_T_PATHVAL == let_func) {
-                       if (SUCCESS != php_check_open_basedir(arg_val->ptr)) {
-                               efree(arg_val->ptr);
-                               return NULL;
-                       }
-               }
-               break;
-       case PSI_T_STRLEN:
-               if (iarg->type->type == PSI_T_STRING) {
-                       if (iarg->val.zend.str) {
-                               arg_val->lval = iarg->val.zend.str->len;
-                       } else {
-                               arg_val->lval = 0;
-                       }
-               } 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) {
-                       arg_val = psi_array_to_struct(strct, HASH_OF(iarg->_zv));
-                       *to_free = arg_val;
-               }
-               break;
-       case PSI_T_OBJVAL:
-               if (iarg->type->type == PSI_T_OBJECT) {
-                       psi_object *obj;
-
-                       if (!instanceof_function(Z_OBJCE_P(iarg->_zv), psi_object_get_class_entry())) {
-                               return NULL;
-                       }
-
-                       obj = PSI_OBJ(iarg->_zv, NULL);
-                       arg_val->ptr = obj->data;
-               }
-               break;
-       case PSI_T_CALLBACK:
-               if (iarg->type->type == PSI_T_CALLABLE) {
-                       
-               }
-               break;
-       EMPTY_SWITCH_DEFAULT_CASE();
-       }
+       abort();
        return arg_val;
 }
 
+static inline impl_val *psi_let_func(let_func *func, decl_arg *darg) {
+       return darg->ptr = func->handler(darg->ptr, darg->type, func->var->arg, &darg->mem);
+}
+
 static inline void *psi_do_let(let_stmt *let)
 {
        decl_arg *darg = let->var->arg;
-       impl_val *arg_val = darg->ptr;
-       impl_arg *iarg;
 
        switch (let->val ? let->val->kind : PSI_LET_NULL) {
        case PSI_LET_TMP:
-               memcpy(arg_val, deref_impl_val(let->val->data.var->arg->let->ptr, let->val->data.var), sizeof(*arg_val));
-#if 0
-               fprintf(stderr, "LET TMP: %p -> %p\n",
-                               let->val->data.var->arg->let->ptr,
-                               arg_val->ptr);
-#endif
+               memcpy(darg->ptr, deref_impl_val(let->val->data.var->arg->let, let->val->data.var), sizeof(impl_val));
                break;
        case PSI_LET_NULL:
                if (darg->var->array_size) {
-                       arg_val->ptr = ecalloc(darg->var->array_size, sizeof(*arg_val));
-                       darg->mem = arg_val->ptr;
+                       darg->val.ptr = ecalloc(darg->var->array_size, sizeof(impl_val));
+                       darg->mem = darg->val.ptr;
                } else {
-                       memset(arg_val, 0, sizeof(*arg_val));
+                       memset(&darg->val, 0, sizeof(impl_val));
                }
                break;
        case PSI_LET_CALLOC:
-               arg_val->ptr = psi_do_calloc(let->val->data.alloc);
-               darg->mem = arg_val->ptr;
+               darg->val.ptr = psi_do_calloc(let->val->data.alloc);
+               darg->mem = darg->val.ptr;
                break;
        case PSI_LET_CALLBACK:
-               arg_val->ptr = 0 /* callback closure */;
+               darg->val.ptr = let->val->data.callback->decl->call.sym;
                break;
        case PSI_LET_NUMEXP:
-               arg_val->zend.lval = psi_long_num_exp(let->val->data.num, NULL);
+               darg->val.zend.lval = psi_long_num_exp(let->val->data.num, NULL);
                break;
        case PSI_LET_FUNC:
-               iarg = let->val->data.func->arg;
-
-               if (!(darg->ptr = psi_let_val(let->val->data.func->type, iarg, darg->ptr, real_decl_type(darg->type)->strct, &darg->mem))) {
+               if (!psi_let_func(let->val->data.func, darg)) {
                        return NULL;
                }
+               break;
        }
 
        if (let->val && let->val->flags.one.is_reference) {
-               return let->ptr = &darg->ptr;
+               return darg->let = &darg->ptr;
        } else {
-               return let->ptr = darg->ptr;
+               return darg->let = darg->ptr;
        }
 }
 
@@ -407,7 +323,7 @@ static inline void psi_do_free(free_stmt *fre)
                for (j = 0; j < f->vars->count; ++j) {
                        decl_var *dvar = f->vars->vars[j];
                        decl_arg *darg = dvar->arg;
-                       impl_val *fval = darg->let ? darg->let->ptr : darg->ptr;
+                       impl_val *fval = darg->let;
 
                        f->decl->call.args[j] = deref_impl_val(fval, dvar);
                }
@@ -417,10 +333,9 @@ static inline void psi_do_free(free_stmt *fre)
        }
 }
 
-static inline void psi_clean_array_struct(decl_arg *darg) {
-       if (darg->let
-       &&      darg->let->val->kind == PSI_LET_FUNC
-       &&      darg->let->val->data.func->type == PSI_T_ARRVAL) {
+static inline void psi_clean_array_struct(let_stmt *let, decl_arg *darg) {
+       if (let->val->kind == PSI_LET_FUNC
+       &&      let->val->data.func->type == PSI_T_ARRVAL) {
                decl_type *type = real_decl_type(darg->type);
 
                if (type->type == PSI_T_STRUCT) {
@@ -441,6 +356,7 @@ static inline void psi_do_clean(impl *impl)
                efree(impl->decl->func->ptr);
                impl->decl->func->ptr = &impl->decl->func->val;
        }
+
        for (i = 0; i < impl->func->args->count; ++i ) {
                impl_arg *iarg = impl->func->args->args[i];
 
@@ -450,18 +366,28 @@ static inline void psi_do_clean(impl *impl)
                                zend_string_release(iarg->val.zend.str);
                        }
                        break;
+               case PSI_T_CALLABLE:
+                       if (iarg->val.zend.cb) {
+                               if (iarg->val.zend.cb->fci.size) {
+                                       zend_fcall_info_args_clear(&iarg->val.zend.cb->fci, 1);
+                               }
+                               efree(iarg->val.zend.cb);
+                       }
+                       break;
                }
        }
 
-       if (impl->decl->args) for (i = 0; i < impl->decl->args->count; ++i) {
-               decl_arg *darg = impl->decl->args->args[i];
+       for (i = 0; i < impl->stmts->let.count; ++i) {
+               let_stmt *let = impl->stmts->let.list[i];
+               decl_arg *darg = let->var->arg;
 
                if (darg->mem) {
-                       psi_clean_array_struct(darg);
+                       psi_clean_array_struct(let, darg);
                        efree(darg->mem);
                        darg->mem = NULL;
                }
                darg->ptr = &darg->val;
+               darg->let = darg->ptr;
        }
 
        if (impl->func->args->vararg.args) {
@@ -493,7 +419,7 @@ static inline void psi_do_args(impl *impl) {
        size_t i;
 
        for (i = 0; i < impl->decl->args->count; ++i) {
-               impl->decl->call.args[i] = impl->decl->args->args[i]->let->ptr;
+               impl->decl->call.args[i] = impl->decl->args->args[i]->let;
        }
 
        if (!impl->decl->func->var->pointer_level) {