1 /*******************************************************************************
2 Copyright (c) 2016, Michael Wallner <mike@php.net>.
5 Redistribution and use in source and binary forms, with or without
6 modification, are permitted provided that the following conditions are met:
8 * Redistributions of source code must retain the above copyright notice,
9 this list of conditions and the following disclaimer.
10 * Redistributions in binary form must reproduce the above copyright
11 notice, this list of conditions and the following disclaimer in the
12 documentation and/or other materials provided with the distribution.
14 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
15 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
17 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
18 FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
20 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
21 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
22 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 *******************************************************************************/
26 #include "php_psi_stdinc.h"
32 struct psi_set_exp
*psi_set_exp_init(enum psi_set_exp_kind kind
, void *data
)
34 struct psi_set_exp
*val
= calloc(1, sizeof(*val
));
36 switch (val
->kind
= kind
) {
38 val
->data
.func
= data
;
39 val
->inner
= val
->data
.func
->inner
;
51 void psi_set_exp_exec(struct psi_set_exp
*val
, struct psi_call_frame
*frame
)
53 struct psi_call_frame_symbol
*frame_sym
;
54 struct psi_call_frame_argument
*frame_arg
;
55 struct psi_decl_var
*set_dvar
= psi_set_exp_get_decl_var(val
);
56 struct psi_impl_var
*set_ivar
= psi_set_exp_get_impl_var(val
);
61 frame_sym
= psi_call_frame_fetch_symbol(frame
, set_dvar
);
62 frame_arg
= psi_call_frame_get_argument(frame
, set_ivar
->fqn
);
64 if (frame_arg
&& frame_arg
->zval_ptr
) {
65 zval_dtor(frame_arg
->zval_ptr
);
66 psi_set_exp_exec_ex(val
, frame_arg
->zval_ptr
, frame_sym
->ptr
, frame
);
70 void psi_set_exp_exec_ex(struct psi_set_exp
*val
, zval
*zv
, impl_val
*iv
,
71 struct psi_call_frame
*frame
)
75 val
->data
.func
->handler(zv
, val
, iv
, frame
);
78 switch (psi_num_exp_exec(val
->data
.num
, iv
, frame
, NULL
)) {
81 case PSI_T_LONG_DOUBLE
:
82 psi_set_to_float(zv
, val
, iv
, frame
);
85 psi_set_to_int(zv
, val
, iv
, frame
);
95 void psi_set_exp_free(struct psi_set_exp
**exp_ptr
)
98 struct psi_set_exp
*exp
= *exp_ptr
;
102 if (exp
->inner
&& (!exp
->outer
|| exp
->outer
->inner
!= exp
->inner
)) {
103 psi_plist_free(exp
->inner
);
108 psi_set_func_free(&exp
->data
.func
);
111 psi_num_exp_free(&exp
->data
.num
);
118 psi_impl_var_free(&exp
->var
);
124 void psi_set_exp_dump(int fd
, struct psi_set_exp
*set
, unsigned level
, int last
)
127 /* only if not directly after `set ...` */
128 dprintf(fd
, "%s", psi_t_indent(level
));
132 /* parsed, or generated */
133 if (set
->var
->token
) {
134 dprintf(fd
, "%s = ", set
->var
->name
);
140 psi_set_func_dump(fd
, set
->data
.func
, level
);
143 psi_num_exp_dump(fd
, set
->data
.num
);
154 dprintf(fd
, "\t/* fqn=%s */", set
->var
->fqn
);
158 struct psi_decl_var
*psi_set_exp_get_decl_var(struct psi_set_exp
*exp
)
162 return exp
->data
.func
->var
;
168 struct psi_impl_var
*psi_set_exp_get_impl_var(struct psi_set_exp
*exp
)
171 struct psi_decl_var
*dvar
= psi_set_exp_get_decl_var(exp
);
178 dollar_name
= psi_impl_var_name_prepend(strdup("$"), dvar
->name
);
179 exp
->var
= psi_impl_var_init(dollar_name
, 0);
186 bool psi_set_exp_validate(struct psi_data
*data
, struct psi_set_exp
*set
,
187 struct psi_impl
*impl
, struct psi_decl
*cb_decl
)
189 struct psi_impl_var
*ivar
= psi_set_exp_get_impl_var(set
);
191 if (ivar
&& !psi_impl_var_validate(data
, ivar
, impl
, NULL
, set
)) {
192 data
->error(data
, ivar
->token
? : **(struct psi_token
***) &set
->data
,
193 PSI_WARNING
, "Unknown variable '%s'", ivar
->name
);
199 if (!psi_num_exp_validate(data
, set
->data
.num
, impl
, cb_decl
, NULL
, set
, NULL
)) {
204 if (!psi_set_func_validate(data
, set
->data
.func
, set
, impl
, cb_decl
)) {