PHP扩展开发-分享会.pptx

PHP扩展开发,更多内容 请见2015-04-14 下午分享会,NTS or TS,None Thread Safe(非线程安全) Thread Safe(线程安全),开发环境,Windows OR Linux X86 OR X64,Windows环境,VC6（Microsoft Visual C+ 6.0） VC9（ Microsoft Visual Studio 2008） VC11（ Microsoft Visual Studio 2012） Cygwin64 OR Cygwin_X86 Php-deps php-sdk-binary-tools Php源码,Windows开发流程,Buildconf configure ext_skel_win32.php 参数 -extname 扩展名称 -proto 定义文件 编译,Linux开发流程,ext_skel -extname 扩展名称 -proto 定义文件 config.m4,PHP_ARG_WITH(example, for example support, -with-example=FILE Include example support. File is the optional path to example-config) PHP_ARG_WITH(example-extra, for extra libraries for example, -with-example-extra=DIR example: Location of extra libraries for example, no, no),Linux开发流程,Phpize configure -with-php-config=/usr/local/php/bin/php-config Make Make install,PHP的变量,typedef struct _zval_struct zvalue_value value; zend_uint refcount; zend_uchar type; zend_uchar is_ref; zval;,typedef union _zvalue_value long lval; double dval; struct char *val; int len; str; HashTable *ht; zend_object_value obj; zvalue_value;,typedef struct _zval_struct zval;,获取参数,zend_parse_parameters(int num_args TSRMLS_DC, char *type_spec, );,返回值,自定义php函数,?php $i=3; echo self_concat(“Hello World“, $i);,Eg.1,PHP_FUNCTION(self_concat) char *str = NULL; int argc = ZEND_NUM_ARGS(); int str_len; long n; char *result; char *ptr; int result_length; if (zend_parse_parameters(argc TSRMLS_CC, “sl“, ,Eg.2,result_length = (str_len * n); result = (char *) emalloc(result_length + 1); ptr = result; while (n-) memcpy(ptr, str, str_len);