8 #include "zend_exceptions.h"
16 int psi_internal_type(impl_type
*type
)
35 zend_internal_arg_info
*psi_internal_arginfo(impl
*impl
)
38 zend_internal_arg_info
*aip
;
39 zend_internal_function_info
*fi
;
41 aip
= calloc(impl
->func
->args
->count
+ 1 + !!impl
->func
->args
->vararg
.name
, sizeof(*aip
));
43 fi
= (zend_internal_function_info
*) &aip
[0];
45 fi
->required_num_args
= psi_num_min_args(impl
);
46 fi
->return_reference
= impl
->func
->return_reference
;
47 fi
->type_hint
= psi_internal_type(impl
->func
->return_type
);
49 if (impl
->func
->args
->vararg
.name
) {
50 impl_arg
*vararg
= impl
->func
->args
->vararg
.name
;
51 zend_internal_arg_info
*ai
= &aip
[impl
->func
->args
->count
];
53 ai
->name
= vararg
->var
->name
;
55 ai
->type_hint
= psi_internal_type(vararg
->type
);
56 if (vararg
->var
->reference
) {
57 ai
->pass_by_reference
= 1;
62 for (i
= 0; i
< impl
->func
->args
->count
; ++i
) {
63 impl_arg
*iarg
= impl
->func
->args
->args
[i
];
64 zend_internal_arg_info
*ai
= &aip
[i
+1];
66 ai
->name
= iarg
->var
->name
;
67 ai
->type_hint
= psi_internal_type(iarg
->type
);
68 if (iarg
->var
->reference
) {
69 ai
->pass_by_reference
= 1;
71 //if (iarg->var->reference || (iarg->def && iarg->def->type == PSI_T_NULL)) {
79 size_t psi_num_min_args(impl
*impl
)
81 size_t i
, n
= impl
->func
->args
->count
;
83 for (i
= 0; i
< impl
->func
->args
->count
; ++i
) {
84 if (impl
->func
->args
->args
[i
]->def
) {
92 static inline ZEND_RESULT_CODE
psi_parse_args(zend_execute_data
*execute_data
, impl
*impl
)
96 zend_error_handling zeh
;
98 zend_replace_error_handling(EH_THROW
, zend_exception_get_default(), &zeh
);
100 if (!impl
->func
->args
->count
) {
103 rv
= zend_parse_parameters_none();
104 zend_restore_error_handling(&zeh
);
108 ZEND_PARSE_PARAMETERS_START(psi_num_min_args(impl
), impl
->func
->args
->vararg
.name
? -1 : impl
->func
->args
->count
)
110 if (impl
->func
->args
->vararg
.name
&& _i
>= impl
->func
->args
->count
) {
111 impl_arg
*varg
= impl
->func
->args
->vararg
.name
;
112 iarg
= init_impl_arg(
113 init_impl_type(varg
->type
->type
, varg
->type
->name
),
114 init_impl_var(varg
->var
->name
, varg
->var
->reference
),
118 if (_i
== impl
->func
->args
->count
) {
119 impl
->func
->args
->vararg
.args
= init_impl_args(iarg
);
121 add_impl_arg(impl
->func
->args
->vararg
.args
, iarg
);
124 iarg
= impl
->func
->args
->args
[_i
];
129 if (PSI_T_BOOL
== iarg
->type
->type
) {
130 Z_PARAM_BOOL(iarg
->val
.zend
.bval
);
131 } else if (PSI_T_INT
== iarg
->type
->type
) {
132 Z_PARAM_LONG(iarg
->val
.zend
.lval
);
133 } else if (PSI_T_FLOAT
== iarg
->type
->type
|| PSI_T_DOUBLE
== iarg
->type
->type
) {
134 Z_PARAM_DOUBLE(iarg
->val
.dval
);
135 } else if (PSI_T_STRING
== iarg
->type
->type
) {
136 Z_PARAM_STR_EX(iarg
->val
.zend
.str
, 1, iarg
->var
->reference
);
137 if (iarg
->val
.zend
.str
) {
138 zend_string_addref(iarg
->val
.zend
.str
);
140 } else if (PSI_T_ARRAY
== iarg
->type
->type
) {
142 } else if (PSI_T_OBJECT
== iarg
->type
->type
) {
144 } else if (PSI_T_MIXED
== iarg
->type
->type
) {
146 } else if (PSI_T_CALLABLE
== iarg
->type
->type
) {
148 zend_fcall_info_cache fcc
;
150 Z_PARAM_FUNC_EX(fci
, fcc
, 1, 0);
153 iarg
->val
.zend
.cb
= ecalloc(1, sizeof(zend_fcall
));
154 iarg
->val
.zend
.cb
->fci
= fci
;
155 iarg
->val
.zend
.cb
->fcc
= fcc
;
158 error_code
= ZPP_ERROR_FAILURE
;
162 ZVAL_DEREF(iarg
->_zv
);
163 if (_i
< _num_args
) {
166 ZEND_PARSE_PARAMETERS_END_EX(
167 zend_restore_error_handling(&zeh
);
171 /* set up defaults */
172 for (i
= 0; i
< impl
->func
->args
->count
; ++i
) {
173 if (i
>= EX_NUM_ARGS() && iarg
->def
) {
174 iarg
= impl
->func
->args
->args
[i
];
176 switch (iarg
->type
->type
) {
178 iarg
->val
.zend
.bval
= iarg
->def
->type
== PSI_T_TRUE
? 1 : 0;
181 iarg
->val
.zend
.lval
= zend_atol(iarg
->def
->text
, strlen(iarg
->def
->text
));
185 iarg
->val
.dval
= zend_strtod(iarg
->def
->text
, NULL
);
189 iarg
->val
.zend
.str
= zend_string_init(&iarg
->def
->text
[1], strlen(iarg
->def
->text
) - 2, 0);
195 zend_restore_error_handling(&zeh
);
199 static inline void *psi_do_calloc(let_calloc
*alloc
)
201 zend_long n
= psi_long_num_exp(alloc
->nmemb
, NULL
), s
= psi_long_num_exp(alloc
->size
, NULL
);
202 void *mem
= safe_emalloc(n
, s
, sizeof(void *));
203 memset(mem
, 0, n
* s
+ sizeof(void *));
205 fprintf(stderr
, "calloc: %p\n", mem
);
210 static inline impl_val
*psi_let_val(token_t let_func
, impl_arg
*iarg
, impl_val
*arg_val
, decl_struct
*strct
, void **to_free
)
216 static inline impl_val
*psi_let_func(let_func
*func
, decl_arg
*darg
) {
217 return darg
->ptr
= func
->handler(darg
->ptr
, darg
->type
, func
->var
->arg
, &darg
->mem
);
220 static inline void *psi_do_let(let_stmt
*let
)
222 decl_arg
*darg
= let
->var
->arg
;
224 switch (let
->val
? let
->val
->kind
: PSI_LET_NULL
) {
226 memcpy(darg
->ptr
, deref_impl_val(let
->val
->data
.var
->arg
->let
, let
->val
->data
.var
), sizeof(impl_val
));
229 if (darg
->var
->array_size
) {
230 darg
->val
.ptr
= ecalloc(darg
->var
->array_size
, sizeof(impl_val
));
231 darg
->mem
= darg
->val
.ptr
;
233 memset(&darg
->val
, 0, sizeof(impl_val
));
237 darg
->val
.ptr
= psi_do_calloc(let
->val
->data
.alloc
);
238 darg
->mem
= darg
->val
.ptr
;
240 case PSI_LET_CALLBACK
:
241 darg
->val
.ptr
= let
->val
->data
.callback
->decl
->call
.sym
;
244 darg
->val
.zend
.lval
= psi_long_num_exp(let
->val
->data
.num
, NULL
);
247 if (!psi_let_func(let
->val
->data
.func
, darg
)) {
253 if (let
->val
&& let
->val
->flags
.one
.is_reference
) {
254 return darg
->let
= &darg
->ptr
;
256 return darg
->let
= darg
->ptr
;
260 static inline void psi_do_return(zval
*return_value
, return_stmt
*ret
)
262 ret
->set
->func
->handler(return_value
, ret
->set
, ret
->set
->vars
->vars
[0]->arg
->ptr
);
265 static inline void psi_do_free(free_stmt
*fre
)
269 for (i
= 0; i
< fre
->calls
->count
; ++i
) {
270 free_call
*f
= fre
->calls
->list
[i
];
272 for (j
= 0; j
< f
->vars
->count
; ++j
) {
273 decl_var
*dvar
= f
->vars
->vars
[j
];
274 decl_arg
*darg
= dvar
->arg
;
275 impl_val
*fval
= darg
->let
;
277 f
->decl
->call
.args
[j
] = deref_impl_val(fval
, dvar
);
280 /* FIXME: check in validate_* that free functions return scalar */
281 psi_context_call(&PSI_G(context
), &f
->decl
->call
, NULL
);
285 static inline void psi_clean_array_struct(let_stmt
*let
, decl_arg
*darg
) {
286 if (let
->val
->kind
== PSI_LET_FUNC
287 && let
->val
->data
.func
->type
== PSI_T_ARRVAL
) {
288 decl_type
*type
= real_decl_type(darg
->type
);
290 if (type
->type
== PSI_T_STRUCT
) {
291 void **ptr
= (void **) ((char *) darg
->mem
+ type
->real
.strct
->size
);
300 static inline void psi_do_clean(impl
*impl
)
304 if (impl
->decl
->func
->ptr
!= &impl
->decl
->func
->val
) {
305 efree(impl
->decl
->func
->ptr
);
306 impl
->decl
->func
->ptr
= &impl
->decl
->func
->val
;
309 for (i
= 0; i
< impl
->func
->args
->count
; ++i
) {
310 impl_arg
*iarg
= impl
->func
->args
->args
[i
];
312 switch (iarg
->type
->type
) {
314 if (iarg
->val
.zend
.str
) {
315 zend_string_release(iarg
->val
.zend
.str
);
319 if (iarg
->val
.zend
.cb
) {
320 if (iarg
->val
.zend
.cb
->fci
.size
) {
321 zend_fcall_info_args_clear(&iarg
->val
.zend
.cb
->fci
, 1);
323 efree(iarg
->val
.zend
.cb
);
329 for (i
= 0; i
< impl
->stmts
->let
.count
; ++i
) {
330 let_stmt
*let
= impl
->stmts
->let
.list
[i
];
331 decl_arg
*darg
= let
->var
->arg
;
334 psi_clean_array_struct(let
, darg
);
338 darg
->ptr
= &darg
->val
;
339 darg
->let
= darg
->ptr
;
342 if (impl
->func
->args
->vararg
.args
) {
343 free_impl_args(impl
->func
->args
->vararg
.args
);
344 impl
->func
->args
->vararg
.args
= NULL
;
346 if (impl
->func
->args
->vararg
.types
) {
347 efree(impl
->func
->args
->vararg
.types
);
348 impl
->func
->args
->vararg
.types
= NULL
;
350 if (impl
->func
->args
->vararg
.values
) {
351 efree(impl
->func
->args
->vararg
.values
);
352 impl
->func
->args
->vararg
.values
= NULL
;
354 if (impl
->func
->args
->vararg
.free_list
) {
355 void **list
= impl
->func
->args
->vararg
.free_list
;
361 efree(impl
->func
->args
->vararg
.free_list
);
362 impl
->func
->args
->vararg
.free_list
= NULL
;
367 static inline void psi_do_args(impl
*impl
) {
370 for (i
= 0; i
< impl
->decl
->args
->count
; ++i
) {
371 impl
->decl
->call
.args
[i
] = impl
->decl
->args
->args
[i
]->let
;
374 if (!impl
->decl
->func
->var
->pointer_level
) {
375 decl_type
*real
= real_decl_type(impl
->decl
->func
->type
);
377 switch (real
->type
) {
379 impl
->decl
->func
->ptr
= psi_array_to_struct(real
->real
.strct
, NULL
);
385 static inline impl_vararg
*psi_do_varargs(impl
*impl
) {
387 impl_vararg
*va
= &impl
->func
->args
->vararg
;
388 size_t vacount
= va
->args
->count
;
395 va
->types
= ecalloc(vacount
, sizeof(*va
->types
));
396 va
->values
= ecalloc(vacount
, sizeof(*va
->values
));
398 for (i
= 0, j
= 0; i
< vacount
; ++i
) {
399 impl_arg
*vaarg
= va
->args
->args
[i
];
400 void *to_free
= NULL
;
401 token_t vatype
= va
->name
->type
->type
;
402 let_func_handler let_fn
;
404 if (vatype
== PSI_T_MIXED
) {
405 switch (Z_TYPE_P(vaarg
->_zv
)) {
407 case IS_FALSE
: vatype
= PSI_T_BOOL
; break;
408 case IS_LONG
: vatype
= PSI_T_INT
; break;
409 case IS_DOUBLE
: vatype
= PSI_T_FLOAT
; break;
410 default: vatype
= PSI_T_STRING
; break;
416 case PSI_T_BOOL
: let_fn
= psi_let_boolval
; break;
417 case PSI_T_INT
: let_fn
= psi_let_intval
; break;
419 case PSI_T_DOUBLE
: let_fn
= psi_let_floatval
; break;
420 case PSI_T_STRING
: let_fn
= psi_let_strval
; break;
421 EMPTY_SWITCH_DEFAULT_CASE();
424 va
->types
[i
] = vatype
;
426 /* FIXME: varargs with struct-by-value :) */
427 //if (!psi_let_val(let_fn, vaarg, &va->values[i], NULL, &to_free)) {
428 if (!let_fn(&va
->values
[i
], NULL
, vaarg
, &to_free
)) {
433 if (!va
->free_list
) {
434 va
->free_list
= ecalloc(vacount
- i
+ 1, sizeof(*va
->free_list
));
436 va
->free_list
[j
++] = to_free
;
443 ZEND_RESULT_CODE
psi_call(zend_execute_data
*execute_data
, zval
*return_value
, impl
*impl
)
446 impl_vararg
*va
= NULL
;
448 memset(impl
->decl
->func
->ptr
, 0, sizeof(impl_val
));
450 if (SUCCESS
!= psi_parse_args(execute_data
, impl
)) {
454 for (i
= 0; i
< impl
->stmts
->let
.count
; ++i
) {
455 let_stmt
*let
= impl
->stmts
->let
.list
[i
];
457 if (!psi_do_let(let
)) {
458 psi_do_return(return_value
, impl
->stmts
->ret
.list
[0]);
464 if (impl
->decl
->args
) {
467 if (impl
->func
->args
->vararg
.args
) {
468 va
= psi_do_varargs(impl
);
472 psi_context_call(&PSI_G(context
), &impl
->decl
->call
, va
);
473 psi_do_return(return_value
, impl
->stmts
->ret
.list
[0]);
475 for (i
= 0; i
< impl
->stmts
->set
.count
; ++i
) {
476 set_stmt
*set
= impl
->stmts
->set
.list
[i
];
479 psi_do_set(set
->arg
->_zv
, set
->val
);
483 for (i
= 0; i
< impl
->stmts
->fre
.count
; ++i
) {
484 free_stmt
*fre
= impl
->stmts
->fre
.list
[i
];
493 ZEND_RESULT_CODE
psi_callback(let_callback
*cb
, void *retval
, unsigned argc
, void **argv
)
496 decl
*decl_cb
= cb
->decl
;
497 impl_arg
*iarg
= cb
->func
->var
->arg
;
498 zval return_value
, *zargv
= calloc(argc
, sizeof(*zargv
));
499 void *result
, *to_free
= NULL
;
501 ZEND_ASSERT(argc
== cb
->decl
->args
->count
);
503 /* prepare args for the userland call */
504 for (i
= 0; i
< argc
; ++i
) {
505 cb
->decl
->args
->args
[i
]->let
= argv
[i
];
507 for (i
= 0; i
< cb
->args
->count
; ++i
) {
508 psi_do_set(&zargv
[i
], cb
->args
->vals
[i
]);
510 zend_fcall_info_argp(&iarg
->val
.zend
.cb
->fci
, cb
->args
->count
, zargv
);
512 /* callback into userland */
513 ZVAL_UNDEF(&return_value
);
514 iarg
->_zv
= &return_value
;
515 zend_fcall_info_call(&iarg
->val
.zend
.cb
->fci
, &iarg
->val
.zend
.cb
->fcc
, iarg
->_zv
, NULL
);
517 /* marshal return value of the userland call */
518 switch (iarg
->type
->type
) {
519 case PSI_T_BOOL
: zend_parse_arg_bool(iarg
->_zv
, &iarg
->val
.zend
.bval
, NULL
, 0); break;
520 case PSI_T_LONG
: zend_parse_arg_long(iarg
->_zv
, &iarg
->val
.zend
.lval
, NULL
, 0, 1); break;
522 case PSI_T_DOUBLE
: zend_parse_arg_double(iarg
->_zv
, &iarg
->val
.dval
, NULL
, 0); break;
523 case PSI_T_STRING
: zend_parse_arg_str(iarg
->_zv
, &iarg
->val
.zend
.str
, 0); break;
525 result
= cb
->func
->handler(retval
, decl_cb
->func
->type
, iarg
, &to_free
);
527 if (result
!= retval
) {
528 *(void **)retval
= result
;
531 zend_fcall_info_args_clear(&iarg
->val
.zend
.cb
->fci
, 0);
532 for (i
= 0; i
< cb
->args
->count
; ++i
) {
533 zval_ptr_dtor(&zargv
[i
]);