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 2012/02/21 23:48:05 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: time_t global_request_time;
133: HashTable known_post_content_types;
134: } sapi_globals_struct;
135:
136:
137: BEGIN_EXTERN_C()
138: #ifdef ZTS
139: # define SG(v) TSRMG(sapi_globals_id, sapi_globals_struct *, v)
140: SAPI_API extern int sapi_globals_id;
141: #else
142: # define SG(v) (sapi_globals.v)
143: extern SAPI_API sapi_globals_struct sapi_globals;
144: #endif
145:
146: SAPI_API void sapi_startup(sapi_module_struct *sf);
147: SAPI_API void sapi_shutdown(void);
148: SAPI_API void sapi_activate(TSRMLS_D);
149: SAPI_API void sapi_deactivate(TSRMLS_D);
150: SAPI_API void sapi_initialize_empty_request(TSRMLS_D);
151: END_EXTERN_C()
152:
153: /*
154: * This is the preferred and maintained API for
155: * operating on HTTP headers.
156: */
157:
158: /*
159: * Always specify a sapi_header_line this way:
160: *
161: * sapi_header_line ctr = {0};
162: */
163:
164: typedef struct {
165: char *line; /* If you allocated this, you need to free it yourself */
166: uint line_len;
167: long response_code; /* long due to zend_parse_parameters compatibility */
168: } sapi_header_line;
169:
170: typedef enum { /* Parameter: */
171: SAPI_HEADER_REPLACE, /* sapi_header_line* */
172: SAPI_HEADER_ADD, /* sapi_header_line* */
173: SAPI_HEADER_DELETE, /* sapi_header_line* */
174: SAPI_HEADER_DELETE_ALL, /* void */
175: SAPI_HEADER_SET_STATUS /* int */
176: } sapi_header_op_enum;
177:
178: BEGIN_EXTERN_C()
179: SAPI_API int sapi_header_op(sapi_header_op_enum op, void *arg TSRMLS_DC);
180:
181: /* Deprecated functions. Use sapi_header_op instead. */
182: SAPI_API int sapi_add_header_ex(char *header_line, uint header_line_len, zend_bool duplicate, zend_bool replace TSRMLS_DC);
183: #define sapi_add_header(a, b, c) sapi_add_header_ex((a),(b),(c),1 TSRMLS_CC)
184:
185:
186: SAPI_API int sapi_send_headers(TSRMLS_D);
187: SAPI_API void sapi_free_header(sapi_header_struct *sapi_header);
188: SAPI_API void sapi_handle_post(void *arg TSRMLS_DC);
189:
190: SAPI_API int sapi_register_post_entries(sapi_post_entry *post_entry TSRMLS_DC);
191: SAPI_API int sapi_register_post_entry(sapi_post_entry *post_entry TSRMLS_DC);
192: SAPI_API void sapi_unregister_post_entry(sapi_post_entry *post_entry TSRMLS_DC);
193: SAPI_API int sapi_register_default_post_reader(void (*default_post_reader)(TSRMLS_D));
194: SAPI_API int sapi_register_treat_data(void (*treat_data)(int arg, char *str, zval *destArray TSRMLS_DC));
195: 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));
196:
197: SAPI_API int sapi_flush(TSRMLS_D);
198: SAPI_API struct stat *sapi_get_stat(TSRMLS_D);
199: SAPI_API char *sapi_getenv(char *name, size_t name_len TSRMLS_DC);
200:
201: SAPI_API char *sapi_get_default_content_type(TSRMLS_D);
202: SAPI_API void sapi_get_default_content_type_header(sapi_header_struct *default_header TSRMLS_DC);
203: SAPI_API size_t sapi_apply_default_charset(char **mimetype, size_t len TSRMLS_DC);
204: SAPI_API void sapi_activate_headers_only(TSRMLS_D);
205:
206: SAPI_API int sapi_get_fd(int *fd TSRMLS_DC);
207: SAPI_API int sapi_force_http_10(TSRMLS_D);
208:
209: SAPI_API int sapi_get_target_uid(uid_t * TSRMLS_DC);
210: SAPI_API int sapi_get_target_gid(gid_t * TSRMLS_DC);
211: SAPI_API time_t sapi_get_request_time(TSRMLS_D);
212: SAPI_API void sapi_terminate_process(TSRMLS_D);
213: END_EXTERN_C()
214:
215: struct _sapi_module_struct {
216: char *name;
217: char *pretty_name;
218:
219: int (*startup)(struct _sapi_module_struct *sapi_module);
220: int (*shutdown)(struct _sapi_module_struct *sapi_module);
221:
222: int (*activate)(TSRMLS_D);
223: int (*deactivate)(TSRMLS_D);
224:
225: int (*ub_write)(const char *str, unsigned int str_length TSRMLS_DC);
226: void (*flush)(void *server_context);
227: struct stat *(*get_stat)(TSRMLS_D);
228: char *(*getenv)(char *name, size_t name_len TSRMLS_DC);
229:
230: void (*sapi_error)(int type, const char *error_msg, ...);
231:
232: int (*header_handler)(sapi_header_struct *sapi_header, sapi_header_op_enum op, sapi_headers_struct *sapi_headers TSRMLS_DC);
233: int (*send_headers)(sapi_headers_struct *sapi_headers TSRMLS_DC);
234: void (*send_header)(sapi_header_struct *sapi_header, void *server_context TSRMLS_DC);
235:
236: int (*read_post)(char *buffer, uint count_bytes TSRMLS_DC);
237: char *(*read_cookies)(TSRMLS_D);
238:
239: void (*register_server_variables)(zval *track_vars_array TSRMLS_DC);
240: void (*log_message)(char *message);
241: time_t (*get_request_time)(TSRMLS_D);
242: void (*terminate_process)(TSRMLS_D);
243:
244: char *php_ini_path_override;
245:
246: void (*block_interruptions)(void);
247: void (*unblock_interruptions)(void);
248:
249: void (*default_post_reader)(TSRMLS_D);
250: void (*treat_data)(int arg, char *str, zval *destArray TSRMLS_DC);
251: char *executable_location;
252:
253: int php_ini_ignore;
254:
255: int (*get_fd)(int *fd TSRMLS_DC);
256:
257: int (*force_http_10)(TSRMLS_D);
258:
259: int (*get_target_uid)(uid_t * TSRMLS_DC);
260: int (*get_target_gid)(gid_t * TSRMLS_DC);
261:
262: unsigned int (*input_filter)(int arg, char *var, char **val, unsigned int val_len, unsigned int *new_val_len TSRMLS_DC);
263:
264: void (*ini_defaults)(HashTable *configuration_hash);
265: int phpinfo_as_text;
266:
267: char *ini_entries;
268: const zend_function_entry *additional_functions;
269: unsigned int (*input_filter_init)(TSRMLS_D);
270: };
271:
272:
273: struct _sapi_post_entry {
274: char *content_type;
275: uint content_type_len;
276: void (*post_reader)(TSRMLS_D);
277: void (*post_handler)(char *content_type_dup, void *arg TSRMLS_DC);
278: };
279:
280: /* header_handler() constants */
281: #define SAPI_HEADER_ADD (1<<0)
282:
283:
284: #define SAPI_HEADER_SENT_SUCCESSFULLY 1
285: #define SAPI_HEADER_DO_SEND 2
286: #define SAPI_HEADER_SEND_FAILED 3
287:
288: #define SAPI_DEFAULT_MIMETYPE "text/html"
289: #define SAPI_DEFAULT_CHARSET ""
290: #define SAPI_PHP_VERSION_HEADER "X-Powered-By: PHP/" PHP_VERSION
291:
292: #define SAPI_POST_READER_FUNC(post_reader) void post_reader(TSRMLS_D)
293: #define SAPI_POST_HANDLER_FUNC(post_handler) void post_handler(char *content_type_dup, void *arg TSRMLS_DC)
294:
295: #define SAPI_TREAT_DATA_FUNC(treat_data) void treat_data(int arg, char *str, zval* destArray TSRMLS_DC)
296: #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)
297:
298: BEGIN_EXTERN_C()
299: SAPI_API SAPI_POST_READER_FUNC(sapi_read_standard_form_data);
300: SAPI_API SAPI_POST_READER_FUNC(php_default_post_reader);
301: SAPI_API SAPI_TREAT_DATA_FUNC(php_default_treat_data);
302: SAPI_API SAPI_INPUT_FILTER_FUNC(php_default_input_filter);
303: END_EXTERN_C()
304:
305: #define STANDARD_SAPI_MODULE_PROPERTIES
306:
307: #endif /* SAPI_H */
308:
309: /*
310: * Local variables:
311: * tab-width: 4
312: * c-basic-offset: 4
313: * End:
314: */
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