1: /*
2: +----------------------------------------------------------------------+
3: | PHP Version 5 |
4: +----------------------------------------------------------------------+
5: | Copyright (c) 1997-2012 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: SAPI.h,v 1.1.1.2 2012/05/29 12:34:35 misho Exp $ */
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: /* this is necessary for Safe Mode */
109: char *current_user;
110: int current_user_length;
111:
112: /* this is necessary for CLI module */
113: int argc;
114: char **argv;
115: int proto_num;
116: } sapi_request_info;
117:
118:
119: typedef struct _sapi_globals_struct {
120: void *server_context;
121: sapi_request_info request_info;
122: sapi_headers_struct sapi_headers;
123: int read_post_bytes;
124: unsigned char headers_sent;
125: struct stat global_stat;
126: char *default_mimetype;
127: char *default_charset;
128: HashTable *rfc1867_uploaded_files;
129: long post_max_size;
130: int options;
131: zend_bool sapi_started;
132: double global_request_time;
133: HashTable known_post_content_types;
134: zval *callback_func;
135: zend_fcall_info_cache fci_cache;
136: zend_bool callback_run;
137: } sapi_globals_struct;
138:
139:
140: BEGIN_EXTERN_C()
141: #ifdef ZTS
142: # define SG(v) TSRMG(sapi_globals_id, sapi_globals_struct *, v)
143: SAPI_API extern int sapi_globals_id;
144: #else
145: # define SG(v) (sapi_globals.v)
146: extern SAPI_API sapi_globals_struct sapi_globals;
147: #endif
148:
149: SAPI_API void sapi_startup(sapi_module_struct *sf);
150: SAPI_API void sapi_shutdown(void);
151: SAPI_API void sapi_activate(TSRMLS_D);
152: SAPI_API void sapi_deactivate(TSRMLS_D);
153: SAPI_API void sapi_initialize_empty_request(TSRMLS_D);
154: END_EXTERN_C()
155:
156: /*
157: * This is the preferred and maintained API for
158: * operating on HTTP headers.
159: */
160:
161: /*
162: * Always specify a sapi_header_line this way:
163: *
164: * sapi_header_line ctr = {0};
165: */
166:
167: typedef struct {
168: char *line; /* If you allocated this, you need to free it yourself */
169: uint line_len;
170: long response_code; /* long due to zend_parse_parameters compatibility */
171: } sapi_header_line;
172:
173: typedef enum { /* Parameter: */
174: SAPI_HEADER_REPLACE, /* sapi_header_line* */
175: SAPI_HEADER_ADD, /* sapi_header_line* */
176: SAPI_HEADER_DELETE, /* sapi_header_line* */
177: SAPI_HEADER_DELETE_ALL, /* void */
178: SAPI_HEADER_SET_STATUS /* int */
179: } sapi_header_op_enum;
180:
181: BEGIN_EXTERN_C()
182: SAPI_API int sapi_header_op(sapi_header_op_enum op, void *arg TSRMLS_DC);
183:
184: /* Deprecated functions. Use sapi_header_op instead. */
185: SAPI_API int sapi_add_header_ex(char *header_line, uint header_line_len, zend_bool duplicate, zend_bool replace TSRMLS_DC);
186: #define sapi_add_header(a, b, c) sapi_add_header_ex((a),(b),(c),1 TSRMLS_CC)
187:
188:
189: SAPI_API int sapi_send_headers(TSRMLS_D);
190: SAPI_API void sapi_free_header(sapi_header_struct *sapi_header);
191: SAPI_API void sapi_handle_post(void *arg TSRMLS_DC);
192:
193: SAPI_API int sapi_register_post_entries(sapi_post_entry *post_entry TSRMLS_DC);
194: SAPI_API int sapi_register_post_entry(sapi_post_entry *post_entry TSRMLS_DC);
195: SAPI_API void sapi_unregister_post_entry(sapi_post_entry *post_entry TSRMLS_DC);
196: SAPI_API int sapi_register_default_post_reader(void (*default_post_reader)(TSRMLS_D) TSRMLS_DC);
197: SAPI_API int sapi_register_treat_data(void (*treat_data)(int arg, char *str, zval *destArray TSRMLS_DC) TSRMLS_DC);
198: 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);
199:
200: SAPI_API int sapi_flush(TSRMLS_D);
201: SAPI_API struct stat *sapi_get_stat(TSRMLS_D);
202: SAPI_API char *sapi_getenv(char *name, size_t name_len TSRMLS_DC);
203:
204: SAPI_API char *sapi_get_default_content_type(TSRMLS_D);
205: SAPI_API void sapi_get_default_content_type_header(sapi_header_struct *default_header TSRMLS_DC);
206: SAPI_API size_t sapi_apply_default_charset(char **mimetype, size_t len TSRMLS_DC);
207: SAPI_API void sapi_activate_headers_only(TSRMLS_D);
208:
209: SAPI_API int sapi_get_fd(int *fd TSRMLS_DC);
210: SAPI_API int sapi_force_http_10(TSRMLS_D);
211:
212: SAPI_API int sapi_get_target_uid(uid_t * TSRMLS_DC);
213: SAPI_API int sapi_get_target_gid(gid_t * TSRMLS_DC);
214: SAPI_API double sapi_get_request_time(TSRMLS_D);
215: SAPI_API void sapi_terminate_process(TSRMLS_D);
216: END_EXTERN_C()
217:
218: struct _sapi_module_struct {
219: char *name;
220: char *pretty_name;
221:
222: int (*startup)(struct _sapi_module_struct *sapi_module);
223: int (*shutdown)(struct _sapi_module_struct *sapi_module);
224:
225: int (*activate)(TSRMLS_D);
226: int (*deactivate)(TSRMLS_D);
227:
228: int (*ub_write)(const char *str, unsigned int str_length TSRMLS_DC);
229: void (*flush)(void *server_context);
230: struct stat *(*get_stat)(TSRMLS_D);
231: char *(*getenv)(char *name, size_t name_len TSRMLS_DC);
232:
233: void (*sapi_error)(int type, const char *error_msg, ...);
234:
235: int (*header_handler)(sapi_header_struct *sapi_header, sapi_header_op_enum op, sapi_headers_struct *sapi_headers TSRMLS_DC);
236: int (*send_headers)(sapi_headers_struct *sapi_headers TSRMLS_DC);
237: void (*send_header)(sapi_header_struct *sapi_header, void *server_context TSRMLS_DC);
238:
239: int (*read_post)(char *buffer, uint count_bytes TSRMLS_DC);
240: char *(*read_cookies)(TSRMLS_D);
241:
242: void (*register_server_variables)(zval *track_vars_array TSRMLS_DC);
243: void (*log_message)(char *message TSRMLS_DC);
244: double (*get_request_time)(TSRMLS_D);
245: void (*terminate_process)(TSRMLS_D);
246:
247: char *php_ini_path_override;
248:
249: void (*block_interruptions)(void);
250: void (*unblock_interruptions)(void);
251:
252: void (*default_post_reader)(TSRMLS_D);
253: void (*treat_data)(int arg, char *str, zval *destArray TSRMLS_DC);
254: char *executable_location;
255:
256: int php_ini_ignore;
257: int php_ini_ignore_cwd; /* don't look for php.ini in the current directory */
258:
259: int (*get_fd)(int *fd TSRMLS_DC);
260:
261: int (*force_http_10)(TSRMLS_D);
262:
263: int (*get_target_uid)(uid_t * TSRMLS_DC);
264: int (*get_target_gid)(gid_t * TSRMLS_DC);
265:
266: unsigned int (*input_filter)(int arg, char *var, char **val, unsigned int val_len, unsigned int *new_val_len TSRMLS_DC);
267:
268: void (*ini_defaults)(HashTable *configuration_hash);
269: int phpinfo_as_text;
270:
271: char *ini_entries;
272: const zend_function_entry *additional_functions;
273: unsigned int (*input_filter_init)(TSRMLS_D);
274: };
275:
276:
277: struct _sapi_post_entry {
278: char *content_type;
279: uint content_type_len;
280: void (*post_reader)(TSRMLS_D);
281: void (*post_handler)(char *content_type_dup, void *arg TSRMLS_DC);
282: };
283:
284: /* header_handler() constants */
285: #define SAPI_HEADER_ADD (1<<0)
286:
287:
288: #define SAPI_HEADER_SENT_SUCCESSFULLY 1
289: #define SAPI_HEADER_DO_SEND 2
290: #define SAPI_HEADER_SEND_FAILED 3
291:
292: #define SAPI_DEFAULT_MIMETYPE "text/html"
293: #define SAPI_DEFAULT_CHARSET ""
294: #define SAPI_PHP_VERSION_HEADER "X-Powered-By: PHP/" PHP_VERSION
295:
296: #define SAPI_POST_READER_FUNC(post_reader) void post_reader(TSRMLS_D)
297: #define SAPI_POST_HANDLER_FUNC(post_handler) void post_handler(char *content_type_dup, void *arg TSRMLS_DC)
298:
299: #define SAPI_TREAT_DATA_FUNC(treat_data) void treat_data(int arg, char *str, zval* destArray TSRMLS_DC)
300: #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)
301:
302: BEGIN_EXTERN_C()
303: SAPI_API SAPI_POST_READER_FUNC(sapi_read_standard_form_data);
304: SAPI_API SAPI_POST_READER_FUNC(php_default_post_reader);
305: SAPI_API SAPI_TREAT_DATA_FUNC(php_default_treat_data);
306: SAPI_API SAPI_INPUT_FILTER_FUNC(php_default_input_filter);
307: END_EXTERN_C()
308:
309: #define STANDARD_SAPI_MODULE_PROPERTIES
310:
311: #endif /* SAPI_H */
312:
313: /*
314: * Local variables:
315: * tab-width: 4
316: * c-basic-offset: 4
317: * End:
318: */
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