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      1 /*
      2  *
      3  * Copyright 2015 gRPC authors.
      4  *
      5  * Licensed under the Apache License, Version 2.0 (the "License");
      6  * you may not use this file except in compliance with the License.
      7  * You may obtain a copy of the License at
      8  *
      9  *     http://www.apache.org/licenses/LICENSE-2.0
     10  *
     11  * Unless required by applicable law or agreed to in writing, software
     12  * distributed under the License is distributed on an "AS IS" BASIS,
     13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     14  * See the License for the specific language governing permissions and
     15  * limitations under the License.
     16  *
     17  */
     18 
     19 
     20 #ifndef PHP_GRPC_H
     21 #define PHP_GRPC_H
     22 
     23 #ifdef HAVE_CONFIG_H
     24 #include "config.h"
     25 #endif
     26 
     27 #include <stdbool.h>
     28 
     29 #include <php.h>
     30 #include <php_ini.h>
     31 #include <ext/standard/info.h>
     32 
     33 #include <grpc/grpc.h>
     34 
     35 #include "php7_wrapper.h"
     36 #include "version.h"
     37 
     38 extern zend_module_entry grpc_module_entry;
     39 #define phpext_grpc_ptr &grpc_module_entry
     40 
     41 #ifdef PHP_WIN32
     42 #define PHP_GRPC_API __declspec(dllexport)
     43 #elif defined(__GNUC__) && __GNUC__ >= 4
     44 #define PHP_GRPC_API __attribute__((visibility("default")))
     45 #else
     46 #define PHP_GRPC_API
     47 #endif
     48 
     49 #ifdef ZTS
     50 #include "TSRM.h"
     51 #endif
     52 
     53 /* These are all function declarations */
     54 /* Code that runs at module initialization */
     55 PHP_MINIT_FUNCTION(grpc);
     56 /* Code that runs at module shutdown */
     57 PHP_MSHUTDOWN_FUNCTION(grpc);
     58 /* Displays information about the module */
     59 PHP_MINFO_FUNCTION(grpc);
     60 /* Code that runs at request start */
     61 PHP_RINIT_FUNCTION(grpc);
     62 
     63 /*
     64   Declare any global variables you may need between the BEGIN
     65   and END macros here:
     66 */
     67 ZEND_BEGIN_MODULE_GLOBALS(grpc)
     68   zend_bool initialized;
     69 ZEND_END_MODULE_GLOBALS(grpc)
     70 
     71 /* In every utility function you add that needs to use variables
     72    in php_grpc_globals, call TSRMLS_FETCH(); after declaring other
     73    variables used by that function, or better yet, pass in TSRMLS_CC
     74    after the last function argument and declare your utility function
     75    with TSRMLS_DC after the last declared argument.  Always refer to
     76    the globals in your function as GRPC_G(variable).  You are
     77    encouraged to rename these macros something shorter, see
     78    examples in any other php module directory.
     79 */
     80 
     81 #ifdef ZTS
     82 #define GRPC_G(v) TSRMG(grpc_globals_id, zend_grpc_globals *, v)
     83 #else
     84 #define GRPC_G(v) (grpc_globals.v)
     85 #endif
     86 
     87 #define GRPC_STARTUP_FUNCTION(module)  ZEND_MINIT_FUNCTION(grpc_##module)
     88 #define GRPC_STARTUP(module)           \
     89   ZEND_MODULE_STARTUP_N(grpc_##module)(INIT_FUNC_ARGS_PASSTHRU)
     90 
     91 #endif /* PHP_GRPC_H */
     92