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/* +----------------------------------------------------------------------+ | Copyright (c) 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: | | https://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. | +----------------------------------------------------------------------+ | Authors: Dmitry Stogov <dmitry@php.net> | +----------------------------------------------------------------------+ */ /* FastCGI protocol */ #define FCGI_VERSION_1 1 #define FCGI_MAX_LENGTH 0xffff #define FCGI_KEEP_CONN 1 /* this is near the perfect hash function for most useful FastCGI variables * which combines efficiency and minimal hash collisions */ #define FCGI_HASH_FUNC(var, var_len) \ (UNEXPECTED(var_len < 3) ? (unsigned int)var_len : \ (((unsigned int)var[3]) << 2) + \ (((unsigned int)var[var_len-2]) << 4) + \ (((unsigned int)var[var_len-1]) << 2) + \ var_len) #define FCGI_GETENV(request, name) \ fcgi_quick_getenv(request, name, sizeof(name)-1, FCGI_HASH_FUNC(name, sizeof(name)-1)) #define FCGI_PUTENV(request, name, value) \ fcgi_quick_putenv(request, name, sizeof(name)-1, FCGI_HASH_FUNC(name, sizeof(name)-1), value) typedef enum _fcgi_role { FCGI_RESPONDER = 1, FCGI_AUTHORIZER = 2, FCGI_FILTER = 3 } fcgi_role; enum { FCGI_DEBUG = 1, FCGI_NOTICE = 2, FCGI_WARNING = 3, FCGI_ERROR = 4, FCGI_ALERT = 5, }; typedef enum _fcgi_request_type { FCGI_BEGIN_REQUEST = 1, /* [in] */ FCGI_ABORT_REQUEST = 2, /* [in] (not supported) */ FCGI_END_REQUEST = 3, /* [out] */ FCGI_PARAMS = 4, /* [in] environment variables */ FCGI_STDIN = 5, /* [in] post data */ FCGI_STDOUT = 6, /* [out] response */ FCGI_STDERR = 7, /* [out] errors */ FCGI_DATA = 8, /* [in] filter data (not supported) */ FCGI_GET_VALUES = 9, /* [in] */ FCGI_GET_VALUES_RESULT = 10 /* [out] */ } fcgi_request_type; typedef enum _fcgi_protocol_status { FCGI_REQUEST_COMPLETE = 0, FCGI_CANT_MPX_CONN = 1, FCGI_OVERLOADED = 2, FCGI_UNKNOWN_ROLE = 3 } dcgi_protocol_status; /* FastCGI client API */ typedef void (*fcgi_apply_func)(const char *var, unsigned int var_len, char *val, unsigned int val_len, void *arg); #define FCGI_HASH_TABLE_SIZE 128 #define FCGI_HASH_TABLE_MASK (FCGI_HASH_TABLE_SIZE - 1) #define FCGI_HASH_SEG_SIZE 4096 typedef struct _fcgi_request fcgi_request; int fcgi_init(void); void fcgi_shutdown(void); int fcgi_is_fastcgi(void); int fcgi_is_closed(fcgi_request *req); void fcgi_close(fcgi_request *req, int force, int destroy); int fcgi_in_shutdown(void); void fcgi_terminate(void); int fcgi_listen(const char *path, int backlog); fcgi_request* fcgi_init_request(int listen_socket, void(*on_accept)(void), void(*on_read)(void), void(*on_close)(void)); void fcgi_destroy_request(fcgi_request *req); void fcgi_set_allowed_clients(char *ip); int fcgi_accept_request(fcgi_request *req); int fcgi_finish_request(fcgi_request *req, int force_close); const char *fcgi_get_last_client_ip(void); void fcgi_set_in_shutdown(int new_value); void fcgi_request_set_keep(fcgi_request *req, int new_value); #ifndef HAVE_ATTRIBUTE_WEAK typedef void (*fcgi_logger)(int type, const char *fmt, ...) ZEND_ATTRIBUTE_FORMAT(printf, 2, 3); void fcgi_set_logger(fcgi_logger lg); #endif int fcgi_has_env(fcgi_request *req); char* fcgi_getenv(fcgi_request *req, const char* var, int var_len); char* fcgi_putenv(fcgi_request *req, char* var, int var_len, char* val); char* fcgi_quick_getenv(fcgi_request *req, const char* var, int var_len, unsigned int hash_value); char* fcgi_quick_putenv(fcgi_request *req, char* var, int var_len, unsigned int hash_value, char* val); void fcgi_loadenv(fcgi_request *req, fcgi_apply_func load_func, zval *array); int fcgi_read(fcgi_request *req, char *str, int len); int fcgi_write(fcgi_request *req, fcgi_request_type type, const char *str, int len); int fcgi_flush(fcgi_request *req, int end); int fcgi_end(fcgi_request *req); #ifdef PHP_WIN32 void fcgi_impersonate(void); #endif void fcgi_set_mgmt_var(const char * name, size_t name_len, const char * value, size_t value_len); void fcgi_free_mgmt_var_cb(zval *zv);