#include "token.h"
#include "parser.h"
+#define PSI_CPP_SEARCH
+#include "php_psi_cpp.h"
+
#if HAVE_LIBJIT
# include "libjit.h"
# ifndef HAVE_LIBFFI
ZEND_DECLARE_MODULE_GLOBALS(psi);
+//#define ZEND_INI_MH(name) int name(zend_ini_entry *entry, zend_string *new_value, void *mh_arg1, void *mh_arg2, void *mh_arg3, int stage)
+
+static void OnUpdateBlacklist(const char *str, void (*cb)(const char*, size_t))
+{
+ const char *end;
+
+ do {
+ size_t len;
+
+ end = strchr(str, ',');
+ if (end) {
+ len = end - str;
+ } else {
+ len = strlen(str);
+ }
+ if (len) {
+ cb(str, len);
+ }
+
+ str = end + 1;
+ } while (end);
+}
+
+static void psi_blacklist_add_decl(const char *pattern, size_t len);
+static ZEND_INI_MH(OnUpdateBlacklistedDecls)
+{
+ OnUpdateBlacklist(new_value->val, psi_blacklist_add_decl);
+ return SUCCESS;
+}
+
+static void psi_blacklist_add_var(const char *pattern, size_t len);
+static ZEND_INI_MH(OnUpdateBlacklistedVars)
+{
+ OnUpdateBlacklist(new_value->val, psi_blacklist_add_var);
+ return SUCCESS;
+}
+
+static void OnDisplayBlacklist(struct psi_plist *bl)
+{
+ size_t i = 0;
+ char *item;
+
+ while (psi_plist_get(bl, i++, &item)) {
+ if (i > 1) {
+ PUTS(",");
+ }
+ PUTS(item);
+ }
+}
+static ZEND_INI_DISP(OnDisplayBlacklistedDecls)
+{
+ OnDisplayBlacklist(PSI_G(blacklist).decls);
+}
+static ZEND_INI_DISP(OnDisplayBlacklistedVars)
+{
+ OnDisplayBlacklist(PSI_G(blacklist).vars);
+}
+
PHP_INI_BEGIN()
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_ENTRY_EX("psi.blacklist.decls", "", PHP_INI_SYSTEM, OnUpdateBlacklistedDecls, OnDisplayBlacklistedDecls)
+ PHP_INI_ENTRY_EX("psi.blacklist.vars", "", PHP_INI_SYSTEM, OnUpdateBlacklistedVars, OnDisplayBlacklistedVars)
PHP_INI_END();
static zend_object_handlers psi_object_handlers;
static PHP_FUNCTION(psi_validate)
{
zend_string *file;
+ struct psi_parser_input *I;
struct psi_parser P;
struct psi_data D = {0};
+ struct psi_validate_scope S = {0};
zend_long flags = 0;
+#if PHP_DEBUG
+ if (psi_check_env("PSI_DEBUG")) {
+ flags |= PSI_DEBUG;
+ }
+#endif
+
if (SUCCESS != zend_parse_parameters(ZEND_NUM_ARGS(), "P|l", &file, &flags)) {
return;
}
if (!psi_parser_init(&P, psi_error_wrapper, flags)) {
RETURN_FALSE;
}
- if (!psi_parser_open_file(&P, file->val)) {
+ if (!(I = psi_parser_open_file(&P, file->val, true))) {
psi_parser_dtor(&P);
RETURN_FALSE;
}
- psi_parser_parse(&P);
+ psi_parser_parse(&P, I);
psi_data_ctor(&D, P.error, P.flags);
- RETVAL_BOOL(psi_data_validate(&D, PSI_DATA(&P)) && !P.errors);
+ psi_validate_scope_ctor(&S);
+ S.defs = &P.preproc->defs;
+ RETVAL_BOOL(psi_validate(&S, &D, PSI_DATA(&P)) && !P.errors);
+ psi_validate_scope_dtor(&S);
psi_data_dtor(&D);
-
psi_parser_dtor(&P);
+ free(I);
}
ZEND_BEGIN_ARG_INFO_EX(ai_psi_validate_string, 0, 0, 1)
static PHP_FUNCTION(psi_validate_string)
{
zend_string *string;
+ struct psi_parser_input *I;
struct psi_parser P;
struct psi_data D = {0};
+ struct psi_validate_scope S = {0};
zend_long flags = 0;
+#if PHP_DEBUG
+ if (psi_check_env("PSI_DEBUG")) {
+ flags |= PSI_DEBUG;
+ }
+#endif
+
if (SUCCESS != zend_parse_parameters(ZEND_NUM_ARGS(), "S|l", &string, &flags)) {
return;
}
if (!psi_parser_init(&P, psi_error_wrapper, flags)) {
RETURN_FALSE;
}
- if (!psi_parser_open_string(&P, string->val, string->len)) {
+ if (!(I = psi_parser_open_string(&P, string->val, string->len))) {
psi_parser_dtor(&P);
RETURN_FALSE;
}
- psi_parser_parse(&P);
+ psi_parser_parse(&P, I);
psi_data_ctor(&D, P.error, P.flags);
- RETVAL_BOOL(psi_data_validate(&D, PSI_DATA(&P)) && !P.errors);
+ psi_validate_scope_ctor(&S);
+ S.defs = &P.preproc->defs;
+ RETVAL_BOOL(psi_validate(&S, &D, PSI_DATA(&P)) && !P.errors);
+ psi_validate_scope_dtor(&S);
psi_data_dtor(&D);
-
psi_parser_dtor(&P);
+ free(I);
}
-static PHP_MINIT_FUNCTION(psi)
+static ZEND_RESULT_CODE psi_ops_load()
{
struct psi_context_ops *ops = NULL;
+#ifdef HAVE_LIBJIT
+ if (!strcasecmp(PSI_G(engine), "jit")) {
+ ops = psi_libjit_ops();
+ } else
+#endif
+#ifdef HAVE_LIBFFI
+ ops = psi_libffi_ops();
+#endif
+
+ if (!ops) {
+ php_error(E_WARNING, "No PSI engine found");
+ return FAILURE;
+ }
+
+ PSI_G(ops) = ops;
+ if (ops->load) {
+ return ops->load();
+ }
+ return SUCCESS;
+}
+
+static PHP_MINIT_FUNCTION(psi)
+{
zend_class_entry ce = {0};
unsigned flags = 0;
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_ops();
- } else
-#endif
-#ifdef HAVE_LIBFFI
- ops = psi_libffi_ops();
-#endif
-
- if (!ops) {
- php_error(E_WARNING, "No PSI engine found");
+ if (SUCCESS != psi_ops_load()) {
return FAILURE;
}
flags |= PSI_SILENT;
}
- PSI_G(context) = psi_context_init(NULL, ops, psi_error_wrapper, flags);
- psi_context_build(PSI_G(context), PSI_G(directory));
+ PSI_G(search_path) = pemalloc(strlen(PSI_G(directory)) + strlen(psi_cpp_search) + 1 + 1, 1);
+ sprintf(PSI_G(search_path), "%s:%s", PSI_G(directory), psi_cpp_search);
- if (psi_check_env("PSI_DUMP")) {
- psi_context_dump(PSI_G(context), STDOUT_FILENO);
- }
+ PSI_G(context) = psi_context_init(NULL, PSI_G(ops), psi_error_wrapper, flags);
+ psi_context_build(PSI_G(context), PSI_G(directory));
return SUCCESS;
}
static PHP_MSHUTDOWN_FUNCTION(psi)
{
+ if (psi_check_env("PSI_DUMP")) {
+ psi_context_dump(PSI_G(context), STDOUT_FILENO);
+ }
+
psi_context_free(&PSI_G(context));
+ if (PSI_G(ops)->free) {
+ PSI_G(ops)->free();
+ }
+
UNREGISTER_INI_ENTRIES();
return SUCCESS;
php_info_print_table_start();
php_info_print_table_header(2, "PSI Support", "enabled");
php_info_print_table_row(2, "Extension Version", PHP_PSI_VERSION);
+ php_info_print_table_row(2, "Search Path", PSI_G(search_path));
php_info_print_table_end();
+
php_info_print_table_start();
php_info_print_table_header(3, "Used Library", "Compiled", "Linked");
php_info_print_table_row(3, "libffi",
DISPLAY_INI_ENTRIES();
}
+static void ptr_free(void *ptr)
+{
+ free(*(void **) ptr);
+}
+
+static void psi_blacklist_add_decl(const char *pattern, size_t len)
+{
+ char *tmp = strndup(pattern, len);
+ struct psi_plist **decls = &PSI_G(blacklist).decls;
+
+ *decls = psi_plist_add(*decls, &tmp);
+}
+
+static void psi_blacklist_add_var(const char *pattern, size_t len)
+{
+ char *tmp = strndup(pattern, len);
+ struct psi_plist **vars = &PSI_G(blacklist).vars;
+
+ *vars = psi_plist_add(*vars, &tmp);
+}
+
+static PHP_GINIT_FUNCTION(psi)
+{
+ char *tmp;
+ struct psi_plist **bl_decls = &psi_globals->blacklist.decls;
+ struct psi_plist **bl_vars = &psi_globals->blacklist.vars;
+
+ *bl_decls = psi_plist_init(ptr_free);
+ *bl_vars = psi_plist_init(ptr_free);
+
+#define BL_ADD(D, d) \
+ tmp = strdup(d); \
+ *D = psi_plist_add(*D, &tmp)
+#define BL_DECL_ADD(d) BL_ADD(bl_decls, d)
+#define BL_VAR_ADD(d) BL_ADD(bl_vars, d)
+
+ BL_DECL_ADD("dlsym");
+ BL_DECL_ADD("alloca");
+ BL_DECL_ADD("atexit");
+ BL_DECL_ADD("at_quick_exit");
+
+ /* missing */
+ BL_DECL_ADD("_IO_cookie_init");
+ BL_DECL_ADD("bindresvport6");
+
+ /* va_list as arg */
+ BL_DECL_ADD("*v*printf");
+ BL_DECL_ADD("*v*scanf");
+ BL_DECL_ADD("vsyslog");
+
+ /* LFS/LFO for 32bit */
+ BL_DECL_ADD("*stat*64");
+ BL_DECL_ADD("*glob*64");
+ /* Hurd only */
+ BL_DECL_ADD("getumask");
+
+ /* using hidden structs */
+ BL_VAR_ADD("_IO_2_*");
+}
+
+static PHP_GSHUTDOWN_FUNCTION(psi)
+{
+ psi_plist_free(psi_globals->blacklist.decls);
+}
+
static const zend_function_entry psi_functions[] = {
PHP_FE(psi_dump, ai_psi_dump)
PHP_FE(psi_validate, ai_psi_validate)
NULL,
PHP_MINFO(psi),
PHP_PSI_VERSION,
- STANDARD_MODULE_PROPERTIES
+ ZEND_MODULE_GLOBALS(psi),
+ PHP_GINIT(psi),
+ PHP_GSHUTDOWN(psi),
+ NULL, /* post-deactivate */
+ STANDARD_MODULE_PROPERTIES_EX
};
#ifdef COMPILE_DL_PSI