first commit

Author: 马犇

CREDITS

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+agj

EXPERIMENTAL

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+/*
+  +----------------------------------------------------------------------+
+  | PHP Version 7                                                        |
+  +----------------------------------------------------------------------+
+  | Copyright (c) 1997-2016 The PHP Group                                |
+  +----------------------------------------------------------------------+
+  | This source file is subject to version 3.01 of the PHP license,      |
+  | that is bundled with this package in the file LICENSE, and is        |
+  | available through the world-wide-web at the following url:           |
+  | http://www.php.net/license/3_01.txt                                  |
+  | If you did not receive a copy of the PHP license and are unable to   |
+  | obtain it through the world-wide-web, please send a note to          |
+  | [email protected] so we can mail you a copy immediately.               |
+  +----------------------------------------------------------------------+
+  | Author:                                                              |
+  +----------------------------------------------------------------------+
+*/
+
+/* $Id$ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "php.h"
+#include "php_ini.h"
+#include "ext/standard/info.h"
+#include "php_cfc.h"
+#include "zend_smart_str.h"
+#include <hiredis/hiredis.h>
+
+#define HASH_TABLE_NAME "cfc_hash"
+
+/* If you declare any globals in php_cfc.h uncomment this:
+ZEND_DECLARE_MODULE_GLOBALS(cfc)
+*/
+static redisContext *g_redis = NULL;
+
+static void (*old_zend_execute_ex)(zend_execute_data *execute_data);
+
+/* True global resources - no need for thread safety here */
+static int le_cfc;
+
+/* {{{ PHP_INI
+ */
+/* Remove comments and fill if you need to have entries in php.ini
+PHP_INI_BEGIN()
+    STD_PHP_INI_ENTRY("cfc.enable",      "1", PHP_INI_ALL, OnUpdateBool, global_value, zend_cfc_globals, cfc_globals)
+    STD_PHP_INI_ENTRY("cfc.redis_host", "127.0.0.1", PHP_INI_ALL, OnUpdateString, redis_host, zend_cfc_globals, cfc_globals)
+    STD_PHP_INI_ENTRY("cfc.redis_port", "6379", PHP_INI_ALL, OnUpdateLong, redis_port, zend_cfc_globals, cfc_globals)
+PHP_INI_END()
+*/
+PHP_INI_BEGIN()
+	PHP_INI_ENTRY("cfc.enable", "On", PHP_INI_ALL, NULL)
+	PHP_INI_ENTRY("cfc.redis_host", "127.0.0.1", PHP_INI_ALL, NULL)
+	PHP_INI_ENTRY("cfc.redis_port", "6379", PHP_INI_ALL, NULL)
+	PHP_INI_ENTRY("cfc.prefix", NULL, PHP_INI_ALL, NULL)
+PHP_INI_END()
+/* }}} */
+
+/* Remove the following function when you have successfully modified config.m4
+   so that your module can be compiled into PHP, it exists only for testing
+   purposes. */
+
+/* Every user-visible function in PHP should document itself in the source */
+/* {{{ proto string confirm_cfc_compiled(string arg)
+   Return a string to confirm that the module is compiled in */
+
+void redis_init()
+{
+	char *host = INI_STR("cfc.redis_host");
+	int port = INI_INT("cfc.redis_port");
+    char *msg;
+
+    if (!host) {
+        msg = "redis host have not set, using `-r' option";
+        goto error;
+    }
+
+    g_redis = redisConnect(host, port);
+    if (g_redis == NULL || g_redis->err) {
+        msg = "Can not connect to redis server";
+        goto error;
+    }
+    return;
+
+error:
+    fprintf(stderr, "%s\n", msg);
+    exit(1);
+}
+
+void redis_free()
+{
+	redisFree(g_redis);
+}
+
+int redis_incr(char *func)
+{
+	int r = -1;
+
+    redisReply *reply = NULL;
+    smart_str command = { 0 };
+    smart_str_appends(&command, "HINCRBY ");
+    smart_str_appendl(&command, HASH_TABLE_NAME, strlen(HASH_TABLE_NAME));
+    smart_str_appendl(&command, " ", strlen(" "));
+    smart_str_appendl(&command, func, strlen(func));
+    smart_str_appendl(&command, " 1", strlen(" 1"));
+    smart_str_0(&command);
+    reply = redisCommand(g_redis, command.s->val);
+    if (g_redis->err != 0) {
+        php_printf("redis hash set failure, error:%d, command:%s\n", g_redis->err, command.s);
+    } else {
+        r = (int)reply->integer;
+    }
+    smart_str_free(&command);
+    freeReplyObject(reply);
+}
+
+PHP_FUNCTION(confirm_cfc_compiled)
+{
+	char *arg = NULL;
+	size_t arg_len, len;
+	zend_string *strg;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS(), "s", &arg, &arg_len) == FAILURE) {
+		return;
+	}
+
+	strg = strpprintf(0, "Congratulations! You have successfully modified ext/%.78s/config.m4. Module %.78s is now compiled into PHP.", "cfc", arg);
+
+	RETURN_STR(strg);
+}
+/* }}} */
+/* The previous line is meant for vim and emacs, so it can correctly fold and
+   unfold functions in source code. See the corresponding marks just before
+   function definition, where the functions purpose is also documented. Please
+   follow this convention for the convenience of others editing your code.
+*/
+
+
+/* {{{ php_cfc_init_globals
+ */
+/* Uncomment this function if you have INI entries
+static void php_cfc_init_globals(zend_cfc_globals *cfc_globals)
+{
+	cfc_globals->global_value = 0;
+	cfc_globals->global_string = NULL;
+}
+*/
+/* }}} */
+
+static char *get_function_name(zend_execute_data * execute_data)
+{
+	zend_execute_data *data;
+	char *ret = NULL;
+	int len;
+	const char * cls;
+	const char * func;
+	zend_function *curr_func;
+	uint32_t curr_op;
+	const zend_op *opline;
+
+	data = EG(current_execute_data);
+
+	if (data)
+	{
+		curr_func = data->func;
+		/* extract function name from the meta info */
+		if (curr_func->common.function_name)
+		{
+			/* previously, the order of the tests in the "if" below was
+			 * flipped, leading to incorrect function names in profiler
+			 * reports. When a method in a super-type is invoked the
+			 * profiler should qualify the function name with the super-type
+			 * class name (not the class name based on the run-time type
+			 * of the object.
+			 */
+			func = curr_func->common.function_name->val;
+			len  = curr_func->common.function_name->len + 1;
+			cls = curr_func->common.scope ?
+					curr_func->common.scope->name->val :
+					(data->called_scope ?
+							data->called_scope->name->val : NULL);
+			if (cls)
+			{
+				len = strlen(cls) + strlen(func) + 10;
+				ret = (char*) emalloc(len);
+				snprintf(ret, len, "%s::%s", cls, func);
+			}
+			else
+			{
+				ret = (char*) emalloc(len);
+				snprintf(ret, len, "%s", func);
+			}
+		}
+		else
+		{
+			if (data->prev_execute_data)
+			{
+				opline  = data->prev_execute_data->opline;
+			}
+			else
+			{
+				opline  = data->opline;
+			}
+			switch (opline->extended_value)
+			{
+			case ZEND_EVAL:
+				func = "eval";
+				break;
+			default:
+				func = NULL;
+				break;
+			}
+
+			if (func)
+			{
+				ret = estrdup(func);
+			}
+		}
+	}
+	return ret;
+}
+
+static void my_zend_execute_ex(zend_execute_data *execute_data)
+{
+
+	char *func = NULL;
+	func = get_function_name(execute_data TSRMLS_CC);
+	if (!func) {
+		old_zend_execute_ex(execute_data TSRMLS_CC);
+		return;
+	}
+	char *prefix = INI_STR("cfc.prefix");
+	if (strncmp(prefix, func, strlen(prefix)) == 0) {
+		redis_incr(func);
+	}
+	old_zend_execute_ex(execute_data TSRMLS_CC);
+	efree(func);
+}
+/* {{{ PHP_MINIT_FUNCTION
+ */
+PHP_MINIT_FUNCTION(cfc)
+{
+	REGISTER_INI_ENTRIES();
+	redis_init();
+	old_zend_execute_ex = zend_execute_ex;
+	zend_execute_ex = my_zend_execute_ex;
+	return SUCCESS;
+}
+/* }}} */
+
+/* {{{ PHP_MSHUTDOWN_FUNCTION
+ */
+PHP_MSHUTDOWN_FUNCTION(cfc)
+{
+	UNREGISTER_INI_ENTRIES();
+	redis_free();
+	zend_execute_ex = old_zend_execute_ex;
+	return SUCCESS;
+}
+
+/* }}} */
+
+/* Remove if there's nothing to do at request start */
+/* {{{ PHP_RINIT_FUNCTION
+ */
+PHP_RINIT_FUNCTION(cfc)
+{
+#if defined(COMPILE_DL_CFC) && defined(ZTS)
+	ZEND_TSRMLS_CACHE_UPDATE();
+#endif
+	return SUCCESS;
+}
+/* }}} */
+
+/* Remove if there's nothing to do at request end */
+/* {{{ PHP_RSHUTDOWN_FUNCTION
+ */
+PHP_RSHUTDOWN_FUNCTION(cfc)
+{
+	return SUCCESS;
+}
+/* }}} */
+
+/* {{{ PHP_MINFO_FUNCTION
+ */
+PHP_MINFO_FUNCTION(cfc)
+{
+	php_info_print_table_start();
+	php_info_print_table_header(2, "cfc support", "enabled");
+	php_info_print_table_end();
+
+	/* Remove comments if you have entries in php.ini
+	DISPLAY_INI_ENTRIES();
+	*/
+}
+/* }}} */
+
+/* {{{ cfc_functions[]
+ *
+ * Every user visible function must have an entry in cfc_functions[].
+ */
+const zend_function_entry cfc_functions[] = {
+	PHP_FE(confirm_cfc_compiled,	NULL)		/* For testing, remove later. */
+	PHP_FE_END	/* Must be the last line in cfc_functions[] */
+};
+/* }}} */
+
+/* {{{ cfc_module_entry
+ */
+zend_module_entry cfc_module_entry = {
+	STANDARD_MODULE_HEADER,
+	"cfc",
+	cfc_functions,
+	PHP_MINIT(cfc),
+	PHP_MSHUTDOWN(cfc),
+	PHP_RINIT(cfc),		/* Replace with NULL if there's nothing to do at request start */
+	PHP_RSHUTDOWN(cfc),	/* Replace with NULL if there's nothing to do at request end */
+	PHP_MINFO(cfc),
+	PHP_CFC_VERSION,
+	STANDARD_MODULE_PROPERTIES
+};
+/* }}} */
+
+#ifdef COMPILE_DL_CFC
+#ifdef ZTS
+ZEND_TSRMLS_CACHE_DEFINE();
+#endif
+ZEND_GET_MODULE(cfc)
+#endif
+
+/*
+ * Local variables:
+ * tab-width: 4
+ * c-basic-offset: 4
+ * End:
+ * vim600: noet sw=4 ts=4 fdm=marker
+ * vim<600: noet sw=4 ts=4
+ */

cfc.c

@@ -0,0 +1,21 @@
+<?php
+$br = (php_sapi_name() == "cli")? "":"<br>";
+
+if(!extension_loaded('cfc')) {
+	dl('cfc.' . PHP_SHLIB_SUFFIX);
+}
+$module = 'cfc';
+$functions = get_extension_funcs($module);
+echo "Functions available in the test extension:$br\n";
+foreach($functions as $func) {
+    echo $func."$br\n";
+}
+echo "$br\n";
+$function = 'confirm_' . $module . '_compiled';
+if (extension_loaded($module)) {
+	$str = $function($module);
+} else {
+	$str = "Module $module is not compiled into PHP";
+}
+echo "$str\n";
+?>