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: SAPI.h,v 1.1.1.4 2014/06/15 20:04:01 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: 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: */
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