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"
30 #include "ext/standard/info.h"
31 #include "zend_constants.h"
32 #include "zend_operators.h"
38 #define PSI_CPP_SEARCH
39 #include "php_psi_cpp.h"
44 # define PSI_ENGINE "jit"
49 # define PSI_ENGINE "ffi"
52 ZEND_DECLARE_MODULE_GLOBALS(psi
);
55 STD_PHP_INI_ENTRY("psi.engine", PSI_ENGINE
, PHP_INI_SYSTEM
, OnUpdateString
, engine
, zend_psi_globals
, psi_globals
)
56 STD_PHP_INI_ENTRY("psi.directory", "psi.d", PHP_INI_SYSTEM
, OnUpdateString
, directory
, zend_psi_globals
, psi_globals
)
59 static zend_object_handlers psi_object_handlers
;
60 static zend_class_entry
*psi_class_entry
;
62 zend_class_entry
*psi_object_get_class_entry()
64 return psi_class_entry
;
67 static void psi_object_free(zend_object
*o
)
69 psi_object
*obj
= PSI_OBJ(NULL
, o
);
77 zend_object_std_dtor(o
);
80 zend_object
*psi_object_init_ex(zend_class_entry
*ce
, void *data
, void (*dtor
)(void *))
88 o
= ecalloc(1, sizeof(*o
) + zend_object_properties_size(ce
));
93 zend_object_std_init(&o
->std
, ce
);
94 object_properties_init(&o
->std
, ce
);
95 o
->std
.handlers
= &psi_object_handlers
;
99 zend_object
*psi_object_init(zend_class_entry
*ce
)
101 return psi_object_init_ex(ce
, NULL
, NULL
);
104 ZEND_BEGIN_ARG_INFO_EX(ai_psi_dump
, 0, 0, 0)
105 ZEND_ARG_INFO(0, stream
)
107 static PHP_FUNCTION(psi_dump
)
111 int fd
= STDOUT_FILENO
;
113 if (SUCCESS
!= zend_parse_parameters(ZEND_NUM_ARGS(), "|r!", &r
)) {
117 php_stream_from_zval(s
, r
);
119 if (SUCCESS
!= php_stream_cast(s
, PHP_STREAM_AS_FD
| PHP_STREAM_CAST_INTERNAL
, (void **)&fd
, 1)) {
123 psi_context_dump(PSI_G(context
), fd
);
126 ZEND_BEGIN_ARG_INFO_EX(ai_psi_validate
, 0, 0, 1)
127 ZEND_ARG_INFO(0, file
)
128 ZEND_ARG_INFO(0, flags
)
130 static PHP_FUNCTION(psi_validate
)
133 struct psi_parser_input
*I
;
135 struct psi_data D
= {0};
139 if (psi_check_env("PSI_DEBUG")) {
144 if (SUCCESS
!= zend_parse_parameters(ZEND_NUM_ARGS(), "P|l", &file
, &flags
)) {
148 if (!psi_parser_init(&P
, psi_error_wrapper
, flags
)) {
151 if (!(I
= psi_parser_open_file(&P
, file
->val
, true))) {
156 psi_parser_parse(&P
, I
);
157 psi_data_ctor(&D
, P
.error
, P
.flags
);
158 RETVAL_BOOL(psi_data_validate(&D
, PSI_DATA(&P
)) && !P
.errors
);
164 ZEND_BEGIN_ARG_INFO_EX(ai_psi_validate_string
, 0, 0, 1)
165 ZEND_ARG_INFO(0, string
)
167 static PHP_FUNCTION(psi_validate_string
)
170 struct psi_parser_input
*I
;
172 struct psi_data D
= {0};
176 if (psi_check_env("PSI_DEBUG")) {
181 if (SUCCESS
!= zend_parse_parameters(ZEND_NUM_ARGS(), "S|l", &string
, &flags
)) {
185 if (!psi_parser_init(&P
, psi_error_wrapper
, flags
)) {
188 if (!(I
= psi_parser_open_string(&P
, string
->val
, string
->len
))) {
193 psi_parser_parse(&P
, I
);
194 psi_data_ctor(&D
, P
.error
, P
.flags
);
195 RETVAL_BOOL(psi_data_validate(&D
, PSI_DATA(&P
)) && !P
.errors
);
201 static ZEND_RESULT_CODE
psi_ops_load()
203 struct psi_context_ops
*ops
= NULL
;
205 if (!strcasecmp(PSI_G(engine
), "jit")) {
206 ops
= psi_libjit_ops();
210 ops
= psi_libffi_ops();
214 php_error(E_WARNING
, "No PSI engine found");
225 static PHP_MINIT_FUNCTION(psi
)
227 zend_class_entry ce
= {0};
230 REGISTER_INI_ENTRIES();
232 zend_register_long_constant(ZEND_STRL("PSI_DEBUG"), PSI_DEBUG
, CONST_CS
|CONST_PERSISTENT
, module_number
);
233 zend_register_long_constant(ZEND_STRL("PSI_SILENT"), PSI_SILENT
, CONST_CS
|CONST_PERSISTENT
, module_number
);
235 INIT_NS_CLASS_ENTRY(ce
, "psi", "object", NULL
);
236 psi_class_entry
= zend_register_internal_class_ex(&ce
, NULL
);
237 psi_class_entry
->create_object
= psi_object_init
;
239 memcpy(&psi_object_handlers
, zend_get_std_object_handlers(), sizeof(zend_object_handlers
));
240 psi_object_handlers
.offset
= XtOffsetOf(psi_object
, std
);
241 psi_object_handlers
.free_obj
= psi_object_free
;
242 psi_object_handlers
.clone_obj
= NULL
;
244 if (SUCCESS
!= psi_ops_load()) {
248 if (psi_check_env("PSI_DEBUG")) {
251 if (psi_check_env("PSI_SILENT")) {
255 PSI_G(search_path
) = pemalloc(strlen(PSI_G(directory
)) + strlen(psi_cpp_search
) + 1 + 1, 1);
256 sprintf(PSI_G(search_path
), "%s:%s", PSI_G(directory
), psi_cpp_search
);
258 PSI_G(context
) = psi_context_init(NULL
, PSI_G(ops
), psi_error_wrapper
, flags
);
259 psi_context_build(PSI_G(context
), PSI_G(directory
));
264 static PHP_MSHUTDOWN_FUNCTION(psi
)
266 if (psi_check_env("PSI_DUMP")) {
267 psi_context_dump(PSI_G(context
), STDOUT_FILENO
);
270 psi_context_free(&PSI_G(context
));
272 if (PSI_G(ops
)->free
) {
276 UNREGISTER_INI_ENTRIES();
281 #if defined(COMPILE_DL_PSI) && defined(ZTS)
282 static PHP_RINIT_FUNCTION(psi
)
284 ZEND_TSRMLS_CACHE_UPDATE();
289 static PHP_MINFO_FUNCTION(psi
)
291 php_info_print_table_start();
292 php_info_print_table_header(2, "PSI Support", "enabled");
293 php_info_print_table_row(2, "Extension Version", PHP_PSI_VERSION
);
294 php_info_print_table_row(2, "Search Path", PSI_G(search_path
));
295 php_info_print_table_end();
297 php_info_print_table_start();
298 php_info_print_table_header(3, "Used Library", "Compiled", "Linked");
299 php_info_print_table_row(3, "libffi",
300 #ifndef PHP_PSI_LIBFFI_VERSION
301 # define PHP_PSI_LIBFFI_VERSION "unknown"
304 PHP_PSI_LIBFFI_VERSION
, "unknown"
306 "disabled", "disabled"
309 php_info_print_table_row(3, "libjit",
313 "disabled", "disabled"
317 DISPLAY_INI_ENTRIES();
320 static void ptr_free(void *ptr
)
322 free(*(void **) ptr
);
325 static PHP_GINIT_FUNCTION(psi
)
328 struct psi_plist
**bl_decls
= &psi_globals
->blacklist
.decls
;
330 *bl_decls
= psi_plist_init(ptr_free
);
332 #define BL_DECL_ADD(d) \
334 *bl_decls = psi_plist_add(*bl_decls, &tmp)
336 BL_DECL_ADD("dlsym");
337 BL_DECL_ADD("alloca");
338 BL_DECL_ADD("atexit");
339 BL_DECL_ADD("at_quick_exit");
340 BL_DECL_ADD("_IO_cookie_init");
343 BL_DECL_ADD("*v*printf");
344 BL_DECL_ADD("*v*scanf");
346 /* LFS/LFO for 32bit */
347 BL_DECL_ADD("*stat64");
348 BL_DECL_ADD("*statat64");
350 BL_DECL_ADD("getumask");
353 static PHP_GSHUTDOWN_FUNCTION(psi
)
355 psi_plist_free(psi_globals
->blacklist
.decls
);
358 static const zend_function_entry psi_functions
[] = {
359 PHP_FE(psi_dump
, ai_psi_dump
)
360 PHP_FE(psi_validate
, ai_psi_validate
)
361 PHP_FE(psi_validate_string
, ai_psi_validate_string
)
365 zend_module_entry psi_module_entry
= {
366 STANDARD_MODULE_HEADER
,
371 #if defined(COMPILE_DL_PSI) && defined(ZTS)
372 PHP_RINIT(psi
), /* Replace with NULL if there's nothing to do at request start */
379 ZEND_MODULE_GLOBALS(psi
),
382 NULL
, /* post-deactivate */
383 STANDARD_MODULE_PROPERTIES_EX
386 #ifdef COMPILE_DL_PSI
388 ZEND_TSRMLS_CACHE_DEFINE();
398 * vim600: noet sw=4 ts=4 fdm=marker
399 * vim<600: noet sw=4 ts=4