X-Git-Url: https://git.m6w6.name/?p=m6w6%2Fext-psi;a=blobdiff_plain;f=src%2Fmodule.c;h=c31ce8d4d948c6f1edd5c00751bebcc7cb6ac2fe;hp=33e3ae2de8d1231655dc560bfad6d9b3994042af;hb=3b44aae43e81d56d0686d2dee8b1ded3c277f2fd;hpb=5359ad5c181e5772f350fe1cba060cbed3a05b91

diff --git a/src/module.c b/src/module.c
index 33e3ae2..c31ce8d 100644
--- a/src/module.c
+++ b/src/module.c
@@ -1,6 +1,29 @@
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
+/*******************************************************************************
+ Copyright (c) 2016, Michael Wallner <mike@php.net>.
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+     * Redistributions of source code must retain the above copyright notice,
+       this list of conditions and the following disclaimer.
+     * Redistributions in binary form must reproduce the above copyright
+       notice, this list of conditions and the following disclaimer in the
+       documentation and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*******************************************************************************/
+
+#include "php_psi_stdinc.h"
 
 #include "php.h"
 #include "php_ini.h"
@@ -12,6 +35,9 @@
 #include "token.h"
 #include "parser.h"
 
+#define PSI_CPP_SEARCH
+#include "php_psi_cpp.h"
+
 #if HAVE_LIBJIT
 # include "libjit.h"
 # ifndef HAVE_LIBFFI
@@ -38,63 +64,31 @@ zend_class_entry *psi_object_get_class_entry()
 	return psi_class_entry;
 }
 
-void psi_error_wrapper(void *context, struct psi_token *t, int type, const char *msg, ...)
-{
-	va_list argv;
-	const char *fn = NULL;
-	unsigned ln = 0;
-
-	if (context) {
-		if (PSI_DATA(context)->flags & PSI_PARSER_SILENT) {
-			return;
-		}
-	}
-
-	if (t) {
-		fn = t->file;
-		ln = t->line;
-	} else if (zend_is_executing()) {
-		fn = zend_get_executed_filename();
-		ln = zend_get_executed_lineno();
-	} else if (zend_is_compiling()) {
-		fn = zend_get_compiled_filename()->val;
-		ln = zend_get_compiled_lineno();
-	}
-
-	va_start(argv, msg);
-	psi_verror(type, fn, ln, msg, argv);
-	va_end(argv);
-}
-
-void psi_error(int type, const char *fn, unsigned ln, const char *msg, ...)
-{
-	va_list argv;
-
-	va_start(argv, msg);
-	psi_verror(type, fn, ln, msg, argv);
-	va_end(argv);
-}
-
-void psi_verror(int type, const char *fn, unsigned ln, const char *msg, va_list argv)
-{
-	zend_error_cb(type, fn, ln, msg, argv);
-}
-
 static void psi_object_free(zend_object *o)
 {
 	psi_object *obj = PSI_OBJ(NULL, o);
 
 	if (obj->data) {
-		/* FIXME: how about registering a destructor?
-		// free(obj->data); */
+		if (obj->dtor) {
+			obj->dtor(obj->data);
+		}
 		obj->data = NULL;
 	}
 	zend_object_std_dtor(o);
 }
 
-static zend_object *psi_object_init(zend_class_entry *ce)
+zend_object *psi_object_init_ex(zend_class_entry *ce, void *data, void (*dtor)(void *))
 {
-	psi_object *o = ecalloc(1, sizeof(*o) + zend_object_properties_size(ce));
+	psi_object *o;
+
+	if (!ce) {
+		ce = psi_class_entry;
+	}
+
+	o = ecalloc(1, sizeof(*o) + zend_object_properties_size(ce));
+
+	o->data = data;
+	o->dtor = dtor;
 
 	zend_object_std_init(&o->std, ce);
 	object_properties_init(&o->std, ce);
@@ -102,10 +96,16 @@ static zend_object *psi_object_init(zend_class_entry *ce)
 	return &o->std;
 }
 
+zend_object *psi_object_init(zend_class_entry *ce)
+{
+	return psi_object_init_ex(ce, NULL, NULL);
+}
+
 ZEND_BEGIN_ARG_INFO_EX(ai_psi_dump, 0, 0, 0)
 	ZEND_ARG_INFO(0, stream)
 ZEND_END_ARG_INFO();
-static PHP_FUNCTION(psi_dump) {
+static PHP_FUNCTION(psi_dump)
+{
 	php_stream *s;
 	zval *r = NULL;
 	int fd = STDOUT_FILENO;
@@ -120,58 +120,87 @@ static PHP_FUNCTION(psi_dump) {
 			RETURN_FALSE;
 		}
 	}
-	psi_context_dump(&PSI_G(context), fd);
+	psi_context_dump(PSI_G(context), fd);
 }
 
 ZEND_BEGIN_ARG_INFO_EX(ai_psi_validate, 0, 0, 1)
 	ZEND_ARG_INFO(0, file)
+	ZEND_ARG_INFO(0, flags)
 ZEND_END_ARG_INFO();
-static PHP_FUNCTION(psi_validate) {
+static PHP_FUNCTION(psi_validate)
+{
 	zend_string *file;
+	struct psi_parser_input *I;
 	struct psi_parser P;
+	struct psi_data D = {0};
+	zend_long flags = 0;
 
-	if (SUCCESS != zend_parse_parameters(ZEND_NUM_ARGS(), "P", &file)) {
+#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, file->val, psi_error_wrapper, 0)) {
+	if (!psi_parser_init(&P, psi_error_wrapper, flags)) {
 		RETURN_FALSE;
 	}
-
-	while (0 < psi_parser_scan(&P)) {
-		psi_parser_parse(&P, psi_token_alloc(&P));
-		if (P.num == PSI_T_EOF) {
-			break;
-		}
+	if (!(I = psi_parser_open_file(&P, file->val, true))) {
+		psi_parser_dtor(&P);
+		RETURN_FALSE;
 	}
-	psi_parser_parse(&P, NULL);
 
-	if (0 == psi_context_validate_data(NULL, PSI_DATA(&P)) && !P.errors) {
-		RETVAL_TRUE;
-	} else {
-		RETVAL_FALSE;
-	}
+	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_data_dtor(&D);
 	psi_parser_dtor(&P);
+	free(I);
 }
 
-static PHP_MINIT_FUNCTION(psi)
+ZEND_BEGIN_ARG_INFO_EX(ai_psi_validate_string, 0, 0, 1)
+	ZEND_ARG_INFO(0, string)
+ZEND_END_ARG_INFO();
+static PHP_FUNCTION(psi_validate_string)
 {
-	struct psi_context_ops *ops = NULL;
-	zend_class_entry ce = {0};
-	unsigned flags = psi_check_env("PSI_DEBUG") ? PSI_PARSER_DEBUG : (
-			psi_check_env("PSI_SILENT") ? PSI_PARSER_SILENT : 0);
+	zend_string *string;
+	struct psi_parser_input *I;
+	struct psi_parser P;
+	struct psi_data D = {0};
+	zend_long flags = 0;
 
-	REGISTER_INI_ENTRIES();
+#if PHP_DEBUG
+	if (psi_check_env("PSI_DEBUG")) {
+		flags |= PSI_DEBUG;
+	}
+#endif
 
-	INIT_NS_CLASS_ENTRY(ce, "psi", "object", NULL);
-	psi_class_entry = zend_register_internal_class_ex(&ce, NULL);
-	psi_class_entry->create_object = psi_object_init;
+	if (SUCCESS != zend_parse_parameters(ZEND_NUM_ARGS(), "S|l", &string, &flags)) {
+		return;
+	}
 
-	memcpy(&psi_object_handlers, zend_get_std_object_handlers(), sizeof(zend_object_handlers));
-	psi_object_handlers.offset = XtOffsetOf(psi_object, std);
-	psi_object_handlers.free_obj = psi_object_free;
-	psi_object_handlers.clone_obj = NULL;
+	if (!psi_parser_init(&P, psi_error_wrapper, flags)) {
+		RETURN_FALSE;
+	}
+	if (!(I = psi_parser_open_string(&P, string->val, string->len))) {
+		psi_parser_dtor(&P);
+		RETURN_FALSE;
+	}
+
+	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_data_dtor(&D);
+	psi_parser_dtor(&P);
+	free(I);
+}
 
+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();
@@ -186,19 +215,63 @@ static PHP_MINIT_FUNCTION(psi)
 		return FAILURE;
 	}
 
-	psi_context_init(&PSI_G(context), ops, psi_error_wrapper, flags);
-	psi_context_build(&PSI_G(context), PSI_G(directory));
+	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;
 
-	if (psi_check_env("PSI_DUMP")) {
-		psi_context_dump(&PSI_G(context), STDOUT_FILENO);
+	REGISTER_INI_ENTRIES();
+
+	zend_register_long_constant(ZEND_STRL("PSI_DEBUG"), PSI_DEBUG, CONST_CS|CONST_PERSISTENT, module_number);
+	zend_register_long_constant(ZEND_STRL("PSI_SILENT"), PSI_SILENT, CONST_CS|CONST_PERSISTENT, module_number);
+
+	INIT_NS_CLASS_ENTRY(ce, "psi", "object", NULL);
+	psi_class_entry = zend_register_internal_class_ex(&ce, NULL);
+	psi_class_entry->create_object = psi_object_init;
+
+	memcpy(&psi_object_handlers, zend_get_std_object_handlers(), sizeof(zend_object_handlers));
+	psi_object_handlers.offset = XtOffsetOf(psi_object, std);
+	psi_object_handlers.free_obj = psi_object_free;
+	psi_object_handlers.clone_obj = NULL;
+
+	if (SUCCESS != psi_ops_load()) {
+		return FAILURE;
 	}
 
+	if (psi_check_env("PSI_DEBUG")) {
+		flags |= PSI_DEBUG;
+	}
+	if (psi_check_env("PSI_SILENT")) {
+		flags |= PSI_SILENT;
+	}
+
+	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);
+
+	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)
 {
-	psi_context_dtor(&PSI_G(context));
+	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();
 
@@ -216,15 +289,80 @@ static PHP_RINIT_FUNCTION(psi)
 static PHP_MINFO_FUNCTION(psi)
 {
 	php_info_print_table_start();
-	php_info_print_table_header(2, "psi support", "enabled");
+	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",
+#ifndef PHP_PSI_LIBFFI_VERSION
+# define PHP_PSI_LIBFFI_VERSION "unknown"
+#endif
+#ifdef HAVE_LIBFFI
+			PHP_PSI_LIBFFI_VERSION, "unknown"
+#else
+			"disabled", "disabled"
+#endif
+	);
+	php_info_print_table_row(3, "libjit",
+#ifdef HAVE_LIBJIT
+			"unknown", "unknown"
+#else
+			"disabled", "disabled"
+#endif
+	);
+
 	DISPLAY_INI_ENTRIES();
 }
 
+static void ptr_free(void *ptr)
+{
+	free(*(void **) ptr);
+}
+
+static PHP_GINIT_FUNCTION(psi)
+{
+	char *tmp;
+	struct psi_plist **bl_decls = &psi_globals->blacklist.decls;
+
+	*bl_decls = psi_plist_init(ptr_free);
+
+#define BL_DECL_ADD(d) \
+	tmp = strdup(d); \
+	*bl_decls = psi_plist_add(*bl_decls, &tmp)
+
+	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");
+}
+
+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)
+	PHP_FE(psi_validate_string, ai_psi_validate_string)
 	PHP_FE_END
 };
 
@@ -242,7 +380,11 @@ zend_module_entry psi_module_entry = {
 	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