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20.2. PHP_FUNCTION

编辑 php_<extname>.h 文件,在 PHP_FUNCTION(confirm_netkiller_compiled); 下面增加一个新函数

		
# cat php_netkiller.h
/*
  +----------------------------------------------------------------------+
  | PHP Version 5                                                        |
  +----------------------------------------------------------------------+
  | Copyright (c) 1997-2010 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          |
  | license@php.net so we can mail you a copy immediately.               |
  +----------------------------------------------------------------------+
  | Author:                                                              |
  +----------------------------------------------------------------------+
*/

/* $Id: chapter.ext.xml 579 2013-05-03 03:39:33Z netkiller $ */

#ifndef PHP_NETKILLER_H
#define PHP_NETKILLER_H

extern zend_module_entry netkiller_module_entry;
#define phpext_netkiller_ptr &netkiller_module_entry

#ifdef PHP_WIN32
#define PHP_NETKILLER_API __declspec(dllexport)
#else
#define PHP_NETKILLER_API
#endif

#ifdef ZTS
#include "TSRM.h"
#endif

PHP_MINIT_FUNCTION(netkiller);
PHP_MSHUTDOWN_FUNCTION(netkiller);
PHP_RINIT_FUNCTION(netkiller);
PHP_RSHUTDOWN_FUNCTION(netkiller);
PHP_MINFO_FUNCTION(netkiller);

PHP_FUNCTION(confirm_netkiller_compiled);	/* For testing, remove later. */
PHP_FUNCTION(netkiller_test);	/* For testing, remove later. */

/*
  	Declare any global variables you may need between the BEGIN
	and END macros here:

ZEND_BEGIN_MODULE_GLOBALS(netkiller)
	long  global_value;
	char *global_string;
ZEND_END_MODULE_GLOBALS(netkiller)
*/

/* In every utility function you add that needs to use variables
   in php_netkiller_globals, call TSRMLS_FETCH(); after declaring other
   variables used by that function, or better yet, pass in TSRMLS_CC
   after the last function argument and declare your utility function
   with TSRMLS_DC after the last declared argument.  Always refer to
   the globals in your function as NETKILLER_G(variable).  You are
   encouraged to rename these macros something shorter, see
   examples in any other php module directory.
*/

#ifdef ZTS
#define NETKILLER_G(v) TSRMG(netkiller_globals_id, zend_netkiller_globals *, v)
#else
#define NETKILLER_G(v) (netkiller_globals.v)
#endif

#endif	/* PHP_NETKILLER_H */


/*
 * 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
 */
		
		

		
# cat netkiller.c
/*
  +----------------------------------------------------------------------+
  | PHP Version 5                                                        |
  +----------------------------------------------------------------------+
  | Copyright (c) 1997-2010 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          |
  | license@php.net so we can mail you a copy immediately.               |
  +----------------------------------------------------------------------+
  | Author:                                                              |
  +----------------------------------------------------------------------+
*/

/* $Id: chapter.ext.xml 579 2013-05-03 03:39:33Z netkiller $ */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include "php.h"
#include "php_ini.h"
#include "ext/standard/info.h"
#include "php_netkiller.h"

/* If you declare any globals in php_netkiller.h uncomment this:
ZEND_DECLARE_MODULE_GLOBALS(netkiller)
*/

/* True global resources - no need for thread safety here */
static int le_netkiller;

/* {{{ netkiller_functions[]
 *
 * Every user visible function must have an entry in netkiller_functions[].
 */
zend_function_entry netkiller_functions[] = {
	PHP_FE(confirm_netkiller_compiled,	NULL)		/* For testing, remove later. */
	PHP_FE(netkiller_test,	NULL)		/* For testing, remove later. */
	{NULL, NULL, NULL}	/* Must be the last line in netkiller_functions[] */
};
/* }}} */

/* {{{ netkiller_module_entry
 */
zend_module_entry netkiller_module_entry = {
#if ZEND_MODULE_API_NO >= 20010901
	STANDARD_MODULE_HEADER,
#endif
	"netkiller",
	netkiller_functions,
	PHP_MINIT(netkiller),
	PHP_MSHUTDOWN(netkiller),
	PHP_RINIT(netkiller),		/* Replace with NULL if there's nothing to do at request start */
	PHP_RSHUTDOWN(netkiller),	/* Replace with NULL if there's nothing to do at request end */
	PHP_MINFO(netkiller),
#if ZEND_MODULE_API_NO >= 20010901
	"0.1", /* Replace with version number for your extension */
#endif
	STANDARD_MODULE_PROPERTIES
};
/* }}} */

#ifdef COMPILE_DL_NETKILLER
ZEND_GET_MODULE(netkiller)
#endif

/* {{{ PHP_INI
 */
/* Remove comments and fill if you need to have entries in php.ini
PHP_INI_BEGIN()
    STD_PHP_INI_ENTRY("netkiller.global_value",      "42", PHP_INI_ALL, OnUpdateLong, global_value, zend_netkiller_globals, netkiller_globals)
    STD_PHP_INI_ENTRY("netkiller.global_string", "foobar", PHP_INI_ALL, OnUpdateString, global_string, zend_netkiller_globals, netkiller_globals)
PHP_INI_END()
*/
/* }}} */

/* {{{ php_netkiller_init_globals
 */
/* Uncomment this function if you have INI entries
static void php_netkiller_init_globals(zend_netkiller_globals *netkiller_globals)
{
	netkiller_globals->global_value = 0;
	netkiller_globals->global_string = NULL;
}
*/
/* }}} */

/* {{{ PHP_MINIT_FUNCTION
 */
PHP_MINIT_FUNCTION(netkiller)
{
	/* If you have INI entries, uncomment these lines
	REGISTER_INI_ENTRIES();
	*/
	return SUCCESS;
}
/* }}} */

/* {{{ PHP_MSHUTDOWN_FUNCTION
 */
PHP_MSHUTDOWN_FUNCTION(netkiller)
{
	/* uncomment this line if you have INI entries
	UNREGISTER_INI_ENTRIES();
	*/
	return SUCCESS;
}
/* }}} */

/* Remove if there's nothing to do at request start */
/* {{{ PHP_RINIT_FUNCTION
 */
PHP_RINIT_FUNCTION(netkiller)
{
	return SUCCESS;
}
/* }}} */

/* Remove if there's nothing to do at request end */
/* {{{ PHP_RSHUTDOWN_FUNCTION
 */
PHP_RSHUTDOWN_FUNCTION(netkiller)
{
	return SUCCESS;
}
/* }}} */

/* {{{ PHP_MINFO_FUNCTION
 */
PHP_MINFO_FUNCTION(netkiller)
{
	php_info_print_table_start();
	php_info_print_table_header(2, "netkiller support", "enabled");
	php_info_print_table_end();

	/* Remove comments if you have entries in php.ini
	DISPLAY_INI_ENTRIES();
	*/
}
/* }}} */


/* Remove the following function when you have succesfully 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_netkiller_compiled(string arg)
   Return a string to confirm that the module is compiled in */
PHP_FUNCTION(confirm_netkiller_compiled)
{
	char *arg = NULL;
	int arg_len, len;
	char *strg;

	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &arg, &arg_len) == FAILURE) {
		return;
	}

	len = spprintf(&strg, 0, "Congratulations! You have successfully modified ext/%.78s/config.m4. Module %.78s is now compiled into PHP.", "netkiller", arg);
	RETURN_STRINGL(strg, len, 0);
}
/* }}} */
/* 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_FUNCTION(netkiller_test)
{
char *arg = NULL;
int arg_len, len;
char *strg;

if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &arg, &arg_len) == FAILURE) {
return;
}

len = spprintf(&strg, 0, "Your input string: %s\n", arg);
RETURN_STRINGL(strg, len, 0);
}

/*
 * 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
 */
		
		
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