1 /* 2 +----------------------------------------------------------------------+ 3 | PHP Version 5 | 4 +----------------------------------------------------------------------+ 5 | Copyright (c) 1997-2014 The PHP Group | 6 +----------------------------------------------------------------------+ 7 | This source file is subject to version 3.01 of the PHP license, | 8 | that is bundled with this package in the file LICENSE, and is | 9 | available through the world-wide-web at the following url: | 10 | http://www.php.net/license/3_01.txt | 11 | If you did not receive a copy of the PHP license and are unable to | 12 | obtain it through the world-wide-web, please send a note to | 13 | license@php.net so we can mail you a copy immediately. | 14 +----------------------------------------------------------------------+ 15 | Author: Zeev Suraski <zeev@zend.com> | 16 +----------------------------------------------------------------------+ 17 */ 18 19 /* $Id$ */ 20 21 #ifndef SAPI_H 22 #define SAPI_H 23 24 #include "zend.h" 25 #include "zend_API.h" 26 #include "zend_llist.h" 27 #include "zend_operators.h" 28 #ifdef PHP_WIN32 29 #include "win95nt.h" 30 #endif 31 #include <sys/stat.h> 32 33 #define SAPI_OPTION_NO_CHDIR 1 34 35 #define SAPI_POST_BLOCK_SIZE 4000 36 37 #ifdef PHP_WIN32 38 # ifdef SAPI_EXPORTS 39 # define SAPI_API __declspec(dllexport) 40 # else 41 # define SAPI_API __declspec(dllimport) 42 # endif 43 #elif defined(__GNUC__) && __GNUC__ >= 4 44 # define SAPI_API __attribute__ ((visibility("default"))) 45 #else 46 # define SAPI_API 47 #endif 48 49 #undef shutdown 50 51 typedef struct { 52 char *header; 53 uint header_len; 54 } sapi_header_struct; 55 56 57 typedef struct { 58 zend_llist headers; 59 int http_response_code; 60 unsigned char send_default_content_type; 61 char *mimetype; 62 char *http_status_line; 63 } sapi_headers_struct; 64 65 66 typedef struct _sapi_post_entry sapi_post_entry; 67 typedef struct _sapi_module_struct sapi_module_struct; 68 69 BEGIN_EXTERN_C() 70 extern SAPI_API sapi_module_struct sapi_module; /* true global */ 71 END_EXTERN_C() 72 73 /* Some values in this structure needs to be filled in before 74 * calling sapi_activate(). We WILL change the `char *' entries, 75 * so make sure that you allocate a separate buffer for them 76 * and that you free them after sapi_deactivate(). 77 */ 78 79 typedef struct { 80 const char *request_method; 81 char *query_string; 82 char *post_data, *raw_post_data; 83 char *cookie_data; 84 long content_length; 85 uint post_data_length, raw_post_data_length; 86 87 char *path_translated; 88 char *request_uri; 89 90 const char *content_type; 91 92 zend_bool headers_only; 93 zend_bool no_headers; 94 zend_bool headers_read; 95 96 sapi_post_entry *post_entry; 97 98 char *content_type_dup; 99 100 /* for HTTP authentication */ 101 char *auth_user; 102 char *auth_password; 103 char *auth_digest; 104 105 /* this is necessary for the CGI SAPI module */ 106 char *argv0; 107 108 char *current_user; 109 int current_user_length; 110 111 /* this is necessary for CLI module */ 112 int argc; 113 char **argv; 114 int proto_num; 115 } sapi_request_info; 116 117 118 typedef struct _sapi_globals_struct { 119 void *server_context; 120 sapi_request_info request_info; 121 sapi_headers_struct sapi_headers; 122 int read_post_bytes; 123 unsigned char headers_sent; 124 struct stat global_stat; 125 char *default_mimetype; 126 char *default_charset; 127 HashTable *rfc1867_uploaded_files; 128 long post_max_size; 129 int options; 130 zend_bool sapi_started; 131 double global_request_time; 132 HashTable known_post_content_types; 133 zval *callback_func; 134 zend_fcall_info_cache fci_cache; 135 zend_bool callback_run; 136 } sapi_globals_struct; 137 138 139 BEGIN_EXTERN_C() 140 #ifdef ZTS 141 # define SG(v) TSRMG(sapi_globals_id, sapi_globals_struct *, v) 142 SAPI_API extern int sapi_globals_id; 143 #else 144 # define SG(v) (sapi_globals.v) 145 extern SAPI_API sapi_globals_struct sapi_globals; 146 #endif 147 148 SAPI_API void sapi_startup(sapi_module_struct *sf); 149 SAPI_API void sapi_shutdown(void); 150 SAPI_API void sapi_activate(TSRMLS_D); 151 SAPI_API void sapi_deactivate(TSRMLS_D); 152 SAPI_API void sapi_initialize_empty_request(TSRMLS_D); 153 END_EXTERN_C() 154 155 /* 156 * This is the preferred and maintained API for 157 * operating on HTTP headers. 158 */ 159 160 /* 161 * Always specify a sapi_header_line this way: 162 * 163 * sapi_header_line ctr = {0}; 164 */ 165 166 typedef struct { 167 char *line; /* If you allocated this, you need to free it yourself */ 168 uint line_len; 169 long response_code; /* long due to zend_parse_parameters compatibility */ 170 } sapi_header_line; 171 172 typedef enum { /* Parameter: */ 173 SAPI_HEADER_REPLACE, /* sapi_header_line* */ 174 SAPI_HEADER_ADD, /* sapi_header_line* */ 175 SAPI_HEADER_DELETE, /* sapi_header_line* */ 176 SAPI_HEADER_DELETE_ALL, /* void */ 177 SAPI_HEADER_SET_STATUS /* int */ 178 } sapi_header_op_enum; 179 180 BEGIN_EXTERN_C() 181 SAPI_API int sapi_header_op(sapi_header_op_enum op, void *arg TSRMLS_DC); 182 183 /* Deprecated functions. Use sapi_header_op instead. */ 184 SAPI_API int sapi_add_header_ex(char *header_line, uint header_line_len, zend_bool duplicate, zend_bool replace TSRMLS_DC); 185 #define sapi_add_header(a, b, c) sapi_add_header_ex((a),(b),(c),1 TSRMLS_CC) 186 187 188 SAPI_API int sapi_send_headers(TSRMLS_D); 189 SAPI_API void sapi_free_header(sapi_header_struct *sapi_header); 190 SAPI_API void sapi_handle_post(void *arg TSRMLS_DC); 191 192 SAPI_API int sapi_register_post_entries(sapi_post_entry *post_entry TSRMLS_DC); 193 SAPI_API int sapi_register_post_entry(sapi_post_entry *post_entry TSRMLS_DC); 194 SAPI_API void sapi_unregister_post_entry(sapi_post_entry *post_entry TSRMLS_DC); 195 SAPI_API int sapi_register_default_post_reader(void (*default_post_reader)(TSRMLS_D) TSRMLS_DC); 196 SAPI_API int sapi_register_treat_data(void (*treat_data)(int arg, char *str, zval *destArray TSRMLS_DC) TSRMLS_DC); 197 SAPI_API int sapi_register_input_filter(unsigned int (*input_filter)(int arg, char *var, char **val, unsigned int val_len, unsigned int *new_val_len TSRMLS_DC), unsigned int (*input_filter_init)(TSRMLS_D) TSRMLS_DC); 198 199 SAPI_API int sapi_flush(TSRMLS_D); 200 SAPI_API struct stat *sapi_get_stat(TSRMLS_D); 201 SAPI_API char *sapi_getenv(char *name, size_t name_len TSRMLS_DC); 202 203 SAPI_API char *sapi_get_default_content_type(TSRMLS_D); 204 SAPI_API void sapi_get_default_content_type_header(sapi_header_struct *default_header TSRMLS_DC); 205 SAPI_API size_t sapi_apply_default_charset(char **mimetype, size_t len TSRMLS_DC); 206 SAPI_API void sapi_activate_headers_only(TSRMLS_D); 207 208 SAPI_API int sapi_get_fd(int *fd TSRMLS_DC); 209 SAPI_API int sapi_force_http_10(TSRMLS_D); 210 211 SAPI_API int sapi_get_target_uid(uid_t * TSRMLS_DC); 212 SAPI_API int sapi_get_target_gid(gid_t * TSRMLS_DC); 213 SAPI_API double sapi_get_request_time(TSRMLS_D); 214 SAPI_API void sapi_terminate_process(TSRMLS_D); 215 END_EXTERN_C() 216 217 struct _sapi_module_struct { 218 char *name; 219 char *pretty_name; 220 221 int (*startup)(struct _sapi_module_struct *sapi_module); 222 int (*shutdown)(struct _sapi_module_struct *sapi_module); 223 224 int (*activate)(TSRMLS_D); 225 int (*deactivate)(TSRMLS_D); 226 227 int (*ub_write)(const char *str, unsigned int str_length TSRMLS_DC); 228 void (*flush)(void *server_context); 229 struct stat *(*get_stat)(TSRMLS_D); 230 char *(*getenv)(char *name, size_t name_len TSRMLS_DC); 231 232 void (*sapi_error)(int type, const char *error_msg, ...); 233 234 int (*header_handler)(sapi_header_struct *sapi_header, sapi_header_op_enum op, sapi_headers_struct *sapi_headers TSRMLS_DC); 235 int (*send_headers)(sapi_headers_struct *sapi_headers TSRMLS_DC); 236 void (*send_header)(sapi_header_struct *sapi_header, void *server_context TSRMLS_DC); 237 238 int (*read_post)(char *buffer, uint count_bytes TSRMLS_DC); 239 char *(*read_cookies)(TSRMLS_D); 240 241 void (*register_server_variables)(zval *track_vars_array TSRMLS_DC); 242 void (*log_message)(char *message TSRMLS_DC); 243 double (*get_request_time)(TSRMLS_D); 244 void (*terminate_process)(TSRMLS_D); 245 246 char *php_ini_path_override; 247 248 void (*block_interruptions)(void); 249 void (*unblock_interruptions)(void); 250 251 void (*default_post_reader)(TSRMLS_D); 252 void (*treat_data)(int arg, char *str, zval *destArray TSRMLS_DC); 253 char *executable_location; 254 255 int php_ini_ignore; 256 int php_ini_ignore_cwd; /* don't look for php.ini in the current directory */ 257 258 int (*get_fd)(int *fd TSRMLS_DC); 259 260 int (*force_http_10)(TSRMLS_D); 261 262 int (*get_target_uid)(uid_t * TSRMLS_DC); 263 int (*get_target_gid)(gid_t * TSRMLS_DC); 264 265 unsigned int (*input_filter)(int arg, char *var, char **val, unsigned int val_len, unsigned int *new_val_len TSRMLS_DC); 266 267 void (*ini_defaults)(HashTable *configuration_hash); 268 int phpinfo_as_text; 269 270 char *ini_entries; 271 const zend_function_entry *additional_functions; 272 unsigned int (*input_filter_init)(TSRMLS_D); 273 }; 274 275 276 struct _sapi_post_entry { 277 char *content_type; 278 uint content_type_len; 279 void (*post_reader)(TSRMLS_D); 280 void (*post_handler)(char *content_type_dup, void *arg TSRMLS_DC); 281 }; 282 283 /* header_handler() constants */ 284 #define SAPI_HEADER_ADD (1<<0) 285 286 287 #define SAPI_HEADER_SENT_SUCCESSFULLY 1 288 #define SAPI_HEADER_DO_SEND 2 289 #define SAPI_HEADER_SEND_FAILED 3 290 291 #define SAPI_DEFAULT_MIMETYPE "text/html" 292 #define SAPI_DEFAULT_CHARSET "" 293 #define SAPI_PHP_VERSION_HEADER "X-Powered-By: PHP/" PHP_VERSION 294 295 #define SAPI_POST_READER_FUNC(post_reader) void post_reader(TSRMLS_D) 296 #define SAPI_POST_HANDLER_FUNC(post_handler) void post_handler(char *content_type_dup, void *arg TSRMLS_DC) 297 298 #define SAPI_TREAT_DATA_FUNC(treat_data) void treat_data(int arg, char *str, zval* destArray TSRMLS_DC) 299 #define SAPI_INPUT_FILTER_FUNC(input_filter) unsigned int input_filter(int arg, char *var, char **val, unsigned int val_len, unsigned int *new_val_len TSRMLS_DC) 300 301 BEGIN_EXTERN_C() 302 SAPI_API SAPI_POST_READER_FUNC(sapi_read_standard_form_data); 303 SAPI_API SAPI_POST_READER_FUNC(php_default_post_reader); 304 SAPI_API SAPI_TREAT_DATA_FUNC(php_default_treat_data); 305 SAPI_API SAPI_INPUT_FILTER_FUNC(php_default_input_filter); 306 END_EXTERN_C() 307 308 #define STANDARD_SAPI_MODULE_PROPERTIES 309 310 #endif /* SAPI_H */ 311 312 /* 313 * Local variables: 314 * tab-width: 4 315 * c-basic-offset: 4 316 * End: 317 */ 318