Eliminate the logging of "incomplete headers (0 bytes) received from
[mod_fastcgi.git] / fcgi.h
blobfca220c30df8535361258f32f11fc7f2f1d7b7a6
1 /*
2 * $Id: fcgi.h,v 1.42 2002/09/22 16:49:34 robs Exp $
3 */
5 #ifndef FCGI_H
6 #define FCGI_H
8 #ifdef WIN32
9 /* warning C4115: named type definition in parentheses */
10 #pragma warning(disable : 4115)
11 /* warning C4514: unreferenced inline function has been removed */
12 #pragma warning(disable:4514)
13 #endif
15 /* Apache header files */
16 #include "httpd.h"
17 #include "http_config.h"
18 #include "http_request.h"
19 #include "http_core.h"
20 #include "http_protocol.h"
21 #include "http_main.h"
22 #include "http_log.h"
23 #include "util_script.h"
24 #include "util_md5.h"
26 /* AP2TODO there's probably a better way */
27 #ifdef STANDARD20_MODULE_STUFF
28 #define APACHE2
29 #endif
31 #ifdef APACHE2
33 #include <sys/stat.h>
34 #include "ap_compat.h"
35 #include "apr_strings.h"
37 #ifdef WIN32
38 #if MODULE_MAGIC_NUMBER < 20020903
39 #error "mod_fastcgi is incompatible with Apache versions older than 2.0.41 under WIN"
40 #endif
41 #endif
43 typedef struct apr_array_header_t array_header;
44 typedef struct apr_table_t table;
45 typedef struct apr_pool_t pool;
46 #define NET_SIZE_T apr_socklen_t
48 typedef apr_status_t apcb_t;
49 #define APCB_OK APR_SUCCESS
51 #define XtOffsetOf APR_OFFSETOF
52 #define ap_select select
54 #define ap_user_id unixd_config.user_id
55 #define ap_group_id unixd_config.group_id
56 #define ap_user_name unixd_config.user_name
57 #define ap_suexec_enabled unixd_config.suexec_enabled
59 #ifndef S_ISDIR
60 #define S_ISDIR(m) (((m)&(S_IFMT)) == (S_IFDIR))
61 #endif
63 /* obsolete fns */
64 #define ap_hard_timeout(a,b)
65 #define ap_kill_timeout(a)
66 #define ap_block_alarms()
67 #define ap_reset_timeout(a)
68 #define ap_unblock_alarms()
70 #if (defined(HAVE_WRITEV) && !HAVE_WRITEV && !defined(NO_WRITEV)) || defined WIN32
71 #define NO_WRITEV
72 #endif
74 #else /* !APACHE2 */
76 #include "http_conf_globals.h"
77 typedef void apcb_t;
78 #define APCB_OK
80 #if MODULE_MAGIC_NUMBER < 19990320
81 #error "This version of mod_fastcgi is incompatible with Apache versions older than 1.3.6."
82 #endif
84 #endif /* !APACHE2 */
86 #ifndef NO_WRITEV
87 #include <sys/uio.h>
88 #endif
90 #ifdef WIN32
91 #ifndef APACHE2
92 #include "multithread.h"
93 #endif
94 #pragma warning(default : 4115)
95 #else
96 #include <sys/un.h>
97 #endif
99 /* FastCGI header files */
100 #include "mod_fastcgi.h"
101 /* @@@ This should go away when fcgi_protocol is re-written */
102 #include "fcgi_protocol.h"
104 typedef struct {
105 int size; /* size of entire buffer */
106 int length; /* number of bytes in current buffer */
107 char *begin; /* begining of valid data */
108 char *end; /* end of valid data */
109 char data[1]; /* buffer data */
110 } Buffer;
112 #ifdef WIN32
113 #define READER 0
114 #define WRITER 1
116 #define MBOX_EVENT 0 /* mboc is ready to be read */
117 #define TERM_EVENT 1 /* termination event */
118 #define WAKE_EVENT 2 /* notification of child Fserver dieing */
120 typedef struct _fcgi_pm_job {
121 char id;
122 char *fs_path;
123 char *user;
124 char * group;
125 unsigned long qsec;
126 unsigned long start_time;
127 struct _fcgi_pm_job *next;
128 } fcgi_pm_job;
129 #endif
131 enum process_state {
132 FCGI_RUNNING_STATE, /* currently running */
133 FCGI_START_STATE, /* needs to be started by PM */
134 FCGI_VICTIM_STATE, /* SIGTERM was sent by PM */
135 FCGI_KILLED_STATE, /* a wait() collected VICTIM */
136 FCGI_READY_STATE /* empty cell, init state */
140 * ServerProcess holds data for each process associated with
141 * a class. It is embedded in fcgi_server below.
143 typedef struct _FcgiProcessInfo {
144 #ifdef WIN32
145 HANDLE handle; /* process handle */
146 HANDLE terminationEvent; /* Event used to signal process termination */
147 #endif
148 pid_t pid; /* pid of associated process */
149 enum process_state state; /* state of the process */
150 time_t start_time; /* time the process was started */
151 } ServerProcess;
154 * fcgi_server holds info for each AppClass specified in this
155 * Web server's configuration.
157 typedef struct _FastCgiServerInfo {
158 int flush;
159 char *fs_path; /* pathname of executable */
160 array_header *pass_headers; /* names of headers to pass in the env */
161 u_int idle_timeout; /* fs idle secs allowed before aborting */
162 char **envp; /* if NOT NULL, this is the env to send
163 * to the fcgi app when starting a server
164 * managed app. */
165 u_int listenQueueDepth; /* size of listen queue for IPC */
166 u_int appConnectTimeout; /* timeout (sec) for connect() requests */
167 u_int numProcesses; /* max allowed processes of this class,
168 * or for dynamic apps, the number of
169 * processes actually running */
170 time_t startTime; /* the time the application was started */
171 time_t restartTime; /* most recent time when the process
172 * manager started a process in this
173 * class. */
174 int initStartDelay; /* min number of seconds to wait between
175 * starting of AppClass processes at init */
176 u_int restartDelay; /* number of seconds to wait between
177 * restarts after failure. Can be zero. */
178 int restartOnExit; /* = TRUE = restart. else terminate/free */
179 u_int numFailures; /* num restarts due to exit failure */
180 int bad; /* is [not] having start problems */
181 struct sockaddr *socket_addr; /* Socket Address of FCGI app server class */
182 #ifdef WIN32
183 struct sockaddr *dest_addr; /* for local apps on NT need socket address */
184 /* bound to localhost */
185 const char *mutex_env_string; /* string holding the accept mutex handle */
186 #endif
187 int socket_addr_len; /* Length of socket */
188 enum {APP_CLASS_UNKNOWN,
189 APP_CLASS_STANDARD,
190 APP_CLASS_EXTERNAL,
191 APP_CLASS_DYNAMIC}
192 directive; /* AppClass or ExternalAppClass */
193 const char *socket_path; /* Name used to create a socket */
194 const char *host; /* Hostname for externally managed
195 * FastCGI application processes */
196 unsigned short port; /* Port number either for externally
197 * managed FastCGI applications or for
198 * server managed FastCGI applications,
199 * where server became application mngr. */
200 int listenFd; /* Listener socket of FCGI app server
201 * class. Passed to app server process
202 * at process creation. */
203 u_int processPriority; /* If locally server managed process,
204 * this is the priority to run the
205 * processes in this class at. */
206 struct _FcgiProcessInfo *procs; /* Pointer to array of
207 * processes belonging to this class. */
208 int keepConnection; /* = 1 = maintain connection to app. */
209 uid_t uid; /* uid this app should run as (suexec) */
210 gid_t gid; /* gid this app should run as (suexec) */
211 const char *username; /* suexec user arg */
212 const char *group; /* suexec group arg, AND used in comm
213 * between RH and PM */
214 const char *user; /* used in comm between RH and PM */
215 /* Dynamic FastCGI apps configuration parameters */
216 u_long totalConnTime; /* microseconds spent by the web server
217 * waiting while fastcgi app performs
218 * request processing since the last
219 * dynamicUpdateInterval */
220 u_long smoothConnTime; /* exponentially decayed values of the
221 * connection times. */
222 u_long totalQueueTime; /* microseconds spent by the web server
223 * waiting to connect to the fastcgi app
224 * since the last dynamicUpdateInterval. */
225 struct _FastCgiServerInfo *next;
226 } fcgi_server;
230 * fcgi_request holds the state of a particular FastCGI request.
232 typedef struct {
233 #ifdef WIN32
234 SOCKET fd;
235 #else
236 int fd; /* connection to FastCGI server */
237 #endif
238 int gotHeader; /* TRUE if reading content bytes */
239 unsigned char packetType; /* type of packet */
240 int dataLen; /* length of data bytes */
241 int paddingLen; /* record padding after content */
242 fcgi_server *fs; /* FastCGI server info */
243 const char *fs_path; /* fcgi_server path */
244 Buffer *serverInputBuffer; /* input buffer from FastCgi server */
245 Buffer *serverOutputBuffer; /* output buffer to FastCgi server */
246 Buffer *clientInputBuffer; /* client input buffer */
247 Buffer *clientOutputBuffer; /* client output buffer */
248 table *authHeaders; /* headers received from an auth fs */
249 int auth_compat; /* whether the auth request is spec compat */
250 table *saved_subprocess_env; /* subprocess_env before auth handling */
251 int expectingClientContent; /* >0 => more content, <=0 => no more */
252 array_header *header;
253 char *fs_stderr;
254 int fs_stderr_len;
255 int parseHeader; /* TRUE iff parsing response headers */
256 request_rec *r;
257 int readingEndRequestBody;
258 FCGI_EndRequestBody endRequestBody;
259 Buffer *erBufPtr;
260 int exitStatus;
261 int exitStatusSet;
262 unsigned int requestId;
263 int eofSent;
264 int role; /* FastCGI Role: Authorizer or Responder */
265 int dynamic; /* whether or not this is a dynamic app */
266 struct timeval startTime; /* dynamic app's connect() attempt start time */
267 struct timeval queueTime; /* dynamic app's connect() complete time */
268 struct timeval completeTime; /* dynamic app's connection close() time */
269 int keepReadingFromFcgiApp; /* still more to read from fcgi app? */
270 const char *user; /* user used to invoke app (suexec) */
271 const char *group; /* group used to invoke app (suexec) */
272 #ifdef WIN32
273 BOOL using_npipe_io; /* named pipe io */
274 #endif
275 } fcgi_request;
277 /* Values of parseHeader field */
278 #define SCAN_CGI_READING_HEADERS 1
279 #define SCAN_CGI_FINISHED 0
280 #define SCAN_CGI_BAD_HEADER -1
281 #define SCAN_CGI_INT_REDIRECT -2
282 #define SCAN_CGI_SRV_REDIRECT -3
284 /* Opcodes for Server->ProcMgr communication */
285 #define FCGI_SERVER_START_JOB 83 /* 'S' - start */
286 #define FCGI_SERVER_RESTART_JOB 82 /* 'R' - restart */
287 #define FCGI_REQUEST_TIMEOUT_JOB 84 /* 'T' - timeout */
288 #define FCGI_REQUEST_COMPLETE_JOB 67 /* 'C' - complete */
290 /* Authorizer types, for auth directives handling */
291 #define FCGI_AUTH_TYPE_AUTHENTICATOR 0
292 #define FCGI_AUTH_TYPE_AUTHORIZER 1
293 #define FCGI_AUTH_TYPE_ACCESS_CHECKER 2
295 /* Bits for auth_options */
296 #define FCGI_AUTHORITATIVE 1
297 #define FCGI_COMPAT 2
299 typedef struct
301 const char *authorizer;
302 u_char authorizer_options;
303 const char *authenticator;
304 u_char authenticator_options;
305 const char *access_checker;
306 u_char access_checker_options;
307 } fcgi_dir_config;
309 #define FCGI_OK 0
310 #define FCGI_FAILED 1
312 #ifdef APACHE2
314 #ifdef WIN32
315 #define FCGI_LOG_EMERG __FILE__,__LINE__,APLOG_EMERG,APR_FROM_OS_ERROR(GetLastError())
316 #define FCGI_LOG_ALERT __FILE__,__LINE__,APLOG_ALERT,APR_FROM_OS_ERROR(GetLastError())
317 #define FCGI_LOG_CRIT __FILE__,__LINE__,APLOG_CRIT,APR_FROM_OS_ERROR(GetLastError())
318 #define FCGI_LOG_ERR __FILE__,__LINE__,APLOG_ERR,APR_FROM_OS_ERROR(GetLastError())
319 #define FCGI_LOG_WARN __FILE__,__LINE__,APLOG_WARNING,APR_FROM_OS_ERROR(GetLastError())
320 #define FCGI_LOG_NOTICE __FILE__,__LINE__,APLOG_NOTICE,APR_FROM_OS_ERROR(GetLastError())
321 #define FCGI_LOG_INFO __FILE__,__LINE__,APLOG_INFO,APR_FROM_OS_ERROR(GetLastError())
322 #define FCGI_LOG_DEBUG __FILE__,__LINE__,APLOG_DEBUG,APR_FROM_OS_ERROR(GetLastError())
323 #else /* !WIN32 */
324 #define FCGI_LOG_EMERG __FILE__,__LINE__,APLOG_EMERG,APR_FROM_OS_ERROR(errno)
325 #define FCGI_LOG_ALERT __FILE__,__LINE__,APLOG_ALERT,APR_FROM_OS_ERROR(errno)
326 #define FCGI_LOG_CRIT __FILE__,__LINE__,APLOG_CRIT,APR_FROM_OS_ERROR(errno)
327 #define FCGI_LOG_ERR __FILE__,__LINE__,APLOG_ERR,APR_FROM_OS_ERROR(errno)
328 #define FCGI_LOG_WARN __FILE__,__LINE__,APLOG_WARNING,APR_FROM_OS_ERROR(errno)
329 #define FCGI_LOG_NOTICE __FILE__,__LINE__,APLOG_NOTICE,APR_FROM_OS_ERROR(errno)
330 #define FCGI_LOG_INFO __FILE__,__LINE__,APLOG_INFO,APR_FROM_OS_ERROR(errno)
331 #define FCGI_LOG_DEBUG __FILE__,__LINE__,APLOG_DEBUG,APR_FROM_OS_ERROR(errno)
332 #endif
334 #define FCGI_LOG_EMERG_ERRNO __FILE__,__LINE__,APLOG_EMERG,APR_FROM_OS_ERROR(errno)
335 #define FCGI_LOG_ALERT_ERRNO __FILE__,__LINE__,APLOG_ALERT,APR_FROM_OS_ERROR(errno)
336 #define FCGI_LOG_CRIT_ERRNO __FILE__,__LINE__,APLOG_CRIT,APR_FROM_OS_ERROR(errno)
337 #define FCGI_LOG_ERR_ERRNO __FILE__,__LINE__,APLOG_ERR,APR_FROM_OS_ERROR(errno)
338 #define FCGI_LOG_WARN_ERRNO __FILE__,__LINE__,APLOG_WARNING,APR_FROM_OS_ERROR(errno)
339 #define FCGI_LOG_NOTICE_ERRNO __FILE__,__LINE__,APLOG_NOTICE,APR_FROM_OS_ERROR(errno)
340 #define FCGI_LOG_INFO_ERRNO __FILE__,__LINE__,APLOG_INFO,APR_FROM_OS_ERROR(errno)
341 #define FCGI_LOG_DEBUG_ERRNO __FILE__,__LINE__,APLOG_DEBUG,APR_FROM_OS_ERROR(errno)
343 #define FCGI_LOG_EMERG_NOERRNO __FILE__,__LINE__,APLOG_EMERG,0
344 #define FCGI_LOG_ALERT_NOERRNO __FILE__,__LINE__,APLOG_ALERT,0
345 #define FCGI_LOG_CRIT_NOERRNO __FILE__,__LINE__,APLOG_CRIT,0
346 #define FCGI_LOG_ERR_NOERRNO __FILE__,__LINE__,APLOG_ERR,0
347 #define FCGI_LOG_WARN_NOERRNO __FILE__,__LINE__,APLOG_WARNING,0
348 #define FCGI_LOG_NOTICE_NOERRNO __FILE__,__LINE__,APLOG_NOTICE,0
349 #define FCGI_LOG_INFO_NOERRNO __FILE__,__LINE__,APLOG_INFO,0
350 #define FCGI_LOG_DEBUG_NOERRNO __FILE__,__LINE__,APLOG_DEBUG,0
352 #else /* !APACHE2 */
354 #ifdef WIN32
355 #define FCGI_LOG_EMERG __FILE__,__LINE__,APLOG_EMERG|APLOG_WIN32ERROR
356 #define FCGI_LOG_ALERT __FILE__,__LINE__,APLOG_ALERT|APLOG_WIN32ERROR
357 #define FCGI_LOG_CRIT __FILE__,__LINE__,APLOG_CRIT|APLOG_WIN32ERROR
358 #define FCGI_LOG_ERR __FILE__,__LINE__,APLOG_ERR|APLOG_WIN32ERROR
359 #define FCGI_LOG_WARN __FILE__,__LINE__,APLOG_WARNING|APLOG_WIN32ERROR
360 #define FCGI_LOG_NOTICE __FILE__,__LINE__,APLOG_NOTICE|APLOG_WIN32ERROR
361 #define FCGI_LOG_INFO __FILE__,__LINE__,APLOG_INFO|APLOG_WIN32ERROR
362 #define FCGI_LOG_DEBUG __FILE__,__LINE__,APLOG_DEBUG|APLOG_WIN32ERROR
363 #else /* !WIN32 */
364 #define FCGI_LOG_EMERG __FILE__,__LINE__,APLOG_EMERG
365 #define FCGI_LOG_ALERT __FILE__,__LINE__,APLOG_ALERT
366 #define FCGI_LOG_CRIT __FILE__,__LINE__,APLOG_CRIT
367 #define FCGI_LOG_ERR __FILE__,__LINE__,APLOG_ERR
368 #define FCGI_LOG_WARN __FILE__,__LINE__,APLOG_WARNING
369 #define FCGI_LOG_NOTICE __FILE__,__LINE__,APLOG_NOTICE
370 #define FCGI_LOG_INFO __FILE__,__LINE__,APLOG_INFO
371 #define FCGI_LOG_DEBUG __FILE__,__LINE__,APLOG_DEBUG
372 #endif
374 #define FCGI_LOG_EMERG_ERRNO __FILE__,__LINE__,APLOG_EMERG /* system is unusable */
375 #define FCGI_LOG_ALERT_ERRNO __FILE__,__LINE__,APLOG_ALERT /* action must be taken immediately */
376 #define FCGI_LOG_CRIT_ERRNO __FILE__,__LINE__,APLOG_CRIT /* critical conditions */
377 #define FCGI_LOG_ERR_ERRNO __FILE__,__LINE__,APLOG_ERR /* error conditions */
378 #define FCGI_LOG_WARN_ERRNO __FILE__,__LINE__,APLOG_WARNING /* warning conditions */
379 #define FCGI_LOG_NOTICE_ERRNO __FILE__,__LINE__,APLOG_NOTICE /* normal but significant condition */
380 #define FCGI_LOG_INFO_ERRNO __FILE__,__LINE__,APLOG_INFO /* informational */
381 #define FCGI_LOG_DEBUG_ERRNO __FILE__,__LINE__,APLOG_DEBUG /* debug-level messages */
383 #define FCGI_LOG_EMERG_NOERRNO __FILE__,__LINE__,APLOG_EMERG|APLOG_NOERRNO
384 #define FCGI_LOG_ALERT_NOERRNO __FILE__,__LINE__,APLOG_ALERT|APLOG_NOERRNO
385 #define FCGI_LOG_CRIT_NOERRNO __FILE__,__LINE__,APLOG_CRIT|APLOG_NOERRNO
386 #define FCGI_LOG_ERR_NOERRNO __FILE__,__LINE__,APLOG_ERR|APLOG_NOERRNO
387 #define FCGI_LOG_WARN_NOERRNO __FILE__,__LINE__,APLOG_WARNING|APLOG_NOERRNO
388 #define FCGI_LOG_NOTICE_NOERRNO __FILE__,__LINE__,APLOG_NOTICE|APLOG_NOERRNO
389 #define FCGI_LOG_INFO_NOERRNO __FILE__,__LINE__,APLOG_INFO|APLOG_NOERRNO
390 #define FCGI_LOG_DEBUG_NOERRNO __FILE__,__LINE__,APLOG_DEBUG|APLOG_NOERRNO
392 #endif /* !APACHE2 */
394 #ifdef FCGI_DEBUG
395 #define FCGIDBG1(a) ap_log_error(FCGI_LOG_DEBUG,fcgi_apache_main_server,a);
396 #define FCGIDBG2(a,b) ap_log_error(FCGI_LOG_DEBUG,fcgi_apache_main_server,a,b);
397 #define FCGIDBG3(a,b,c) ap_log_error(FCGI_LOG_DEBUG,fcgi_apache_main_server,a,b,c);
398 #define FCGIDBG4(a,b,c,d) ap_log_error(FCGI_LOG_DEBUG,fcgi_apache_main_server,a,b,c,d);
399 #define FCGIDBG5(a,b,c,d,e) ap_log_error(FCGI_LOG_DEBUG,fcgi_apache_main_server,a,b,c,d,e);
400 #define FCGIDBG6(a,b,c,d,e,f) ap_log_error(FCGI_LOG_DEBUG,fcgi_apache_main_server,a,b,c,d,e,f);
401 #define FCGIDBG7(a,b,c,d,e,f,g) ap_log_error(FCGI_LOG_DEBUG,fcgi_apache_main_server,a,b,c,d,e,f,g);
402 #else
403 #define FCGIDBG1(a)
404 #define FCGIDBG2(a,b)
405 #define FCGIDBG3(a,b,c)
406 #define FCGIDBG4(a,b,c,d)
407 #define FCGIDBG5(a,b,c,d,e)
408 #define FCGIDBG6(a,b,c,d,e,f)
409 #define FCGIDBG7(a,b,c,d,e,f,g)
410 #endif
413 * Holds the status of the sending of the environment.
414 * A quick hack to dump the static vars for the NT port.
416 typedef struct {
417 enum { PREP, HEADER, NAME, VALUE } pass;
418 char **envp;
419 int headerLen, nameLen, valueLen, totalLen;
420 char *equalPtr;
421 unsigned char headerBuff[8];
422 } env_status;
425 * fcgi_config.c
427 void *fcgi_config_create_dir_config(pool *p, char *dummy);
428 const char *fcgi_config_make_dir(pool *tp, char *path);
429 const char *fcgi_config_make_dynamic_dir(pool *p, const int wax);
430 const char *fcgi_config_new_static_server(cmd_parms *cmd, void *dummy, const char *arg);
431 const char *fcgi_config_new_external_server(cmd_parms *cmd, void *dummy, const char *arg);
432 const char *fcgi_config_set_config(cmd_parms *cmd, void *dummy, const char *arg);
433 const char *fcgi_config_set_fcgi_uid_n_gid(int set);
435 const char *fcgi_config_new_auth_server(cmd_parms * cmd,
436 void *dir_config, const char *fs_path, const char * compat);
438 const char *fcgi_config_set_authoritative_slot(cmd_parms * cmd,
439 void * dir_config, int arg);
440 const char *fcgi_config_set_socket_dir(cmd_parms *cmd, void *dummy, const char *arg);
441 const char *fcgi_config_set_wrapper(cmd_parms *cmd, void *dummy, const char *arg);
442 apcb_t fcgi_config_reset_globals(void * dummy);
443 const char *fcgi_config_set_env_var(pool *p, char **envp, unsigned int *envc, char * var);
446 * fcgi_pm.c
448 #if defined(WIN32) || defined(APACHE2)
449 void fcgi_pm_main(void *dummy);
450 #else
451 int fcgi_pm_main(void *dummy, child_info *info);
452 #endif
455 * fcgi_protocol.c
457 void fcgi_protocol_queue_begin_request(fcgi_request *fr);
458 void fcgi_protocol_queue_client_buffer(fcgi_request *fr);
459 int fcgi_protocol_queue_env(request_rec *r, fcgi_request *fr, env_status *env);
460 int fcgi_protocol_dequeue(pool *p, fcgi_request *fr);
463 * fcgi_buf.c
465 #define BufferLength(b) ((b)->length)
466 #define BufferFree(b) ((b)->size - (b)->length)
468 void fcgi_buf_check(Buffer *bufPtr);
469 void fcgi_buf_reset(Buffer *bufPtr);
470 Buffer *fcgi_buf_new(pool *p, int size);
471 void BufferDelete(Buffer *bufPtr);
473 #ifndef WIN32
474 typedef int SOCKET;
475 #endif
477 int fcgi_buf_socket_recv(Buffer *b, SOCKET socket);
478 int fcgi_buf_socket_send(Buffer *b, SOCKET socket);
480 void fcgi_buf_added(Buffer * const b, const unsigned int len);
481 void fcgi_buf_removed(Buffer * const b, unsigned int len);
482 void fcgi_buf_get_block_info(Buffer *bufPtr, char **beginPtr, int *countPtr);
483 void fcgi_buf_toss(Buffer *bufPtr, int count);
484 void fcgi_buf_get_free_block_info(Buffer *bufPtr, char **endPtr, int *countPtr);
485 void fcgi_buf_add_update(Buffer *bufPtr, int count);
486 int fcgi_buf_add_block(Buffer *bufPtr, char *data, int datalen);
487 int fcgi_buf_add_string(Buffer *bufPtr, char *str);
488 int fcgi_buf_get_to_block(Buffer *bufPtr, char *data, int datalen);
489 void fcgi_buf_get_to_buf(Buffer *toPtr, Buffer *fromPtr, int len);
490 void fcgi_buf_get_to_array(Buffer *buf, array_header *arr, int len);
493 * fcgi_util.c
496 char *fcgi_util_socket_hash_filename(pool *p, const char *path,
497 const char *user, const char *group);
498 const char *fcgi_util_socket_make_path_absolute(pool * const p,
499 const char *const file, const int dynamic);
500 #ifndef WIN32
501 const char *fcgi_util_socket_make_domain_addr(pool *p, struct sockaddr_un **socket_addr,
502 int *socket_addr_len, const char *socket_path);
503 #endif
504 const char *fcgi_util_socket_make_inet_addr(pool *p, struct sockaddr_in **socket_addr,
505 int *socket_addr_len, const char *host, unsigned short port);
506 const char *fcgi_util_check_access(pool *tp,
507 const char * const path, const struct stat *statBuf,
508 const int mode, const uid_t uid, const gid_t gid);
509 fcgi_server *fcgi_util_fs_get_by_id(const char *ePath, uid_t uid, gid_t gid);
510 fcgi_server *fcgi_util_fs_get(const char *ePath, const char *user, const char *group);
511 const char *fcgi_util_fs_is_path_ok(pool * const p, const char * const fs_path, struct stat *finfo);
512 fcgi_server *fcgi_util_fs_new(pool *p);
513 void fcgi_util_fs_add(fcgi_server *s);
514 const char *fcgi_util_fs_set_uid_n_gid(pool *p, fcgi_server *s, uid_t uid, gid_t gid);
515 ServerProcess *fcgi_util_fs_create_procs(pool *p, int num);
517 int fcgi_util_ticks(struct timeval *);
519 #ifdef WIN32
520 int fcgi_pm_add_job(fcgi_pm_job *new_job);
521 #endif
523 uid_t fcgi_util_get_server_uid(const server_rec * const s);
524 gid_t fcgi_util_get_server_gid(const server_rec * const s);
527 * Globals
530 extern pool *fcgi_config_pool;
532 extern server_rec *fcgi_apache_main_server;
534 extern const char *fcgi_wrapper; /* wrapper path */
535 extern uid_t fcgi_user_id; /* the run uid of Apache & PM */
536 extern gid_t fcgi_group_id; /* the run gid of Apache & PM */
538 extern fcgi_server *fcgi_servers;
540 extern char *fcgi_socket_dir; /* default FastCgiIpcDir */
542 /* pipe used for comm between the request handlers and the PM */
543 extern int fcgi_pm_pipe[];
545 extern pid_t fcgi_pm_pid;
547 extern char *fcgi_dynamic_dir; /* directory for the dynamic
548 * fastcgi apps' sockets */
550 extern char *fcgi_empty_env;
552 extern int fcgi_dynamic_total_proc_count;
553 extern time_t fcgi_dynamic_epoch;
554 extern time_t fcgi_dynamic_last_analyzed;
556 #ifdef WIN32
557 extern HANDLE *fcgi_dynamic_mbox_mutex;
558 extern HANDLE fcgi_event_handles[3];
559 extern fcgi_pm_job *fcgi_dynamic_mbox;
560 #endif
562 extern u_int dynamicMaxProcs;
563 extern int dynamicMinProcs;
564 extern int dynamicMaxClassProcs;
565 extern u_int dynamicKillInterval;
566 extern u_int dynamicUpdateInterval;
567 extern float dynamicGain;
568 extern int dynamicThreshold1;
569 extern int dynamicThresholdN;
570 extern u_int dynamicPleaseStartDelay;
571 extern u_int dynamicAppConnectTimeout;
572 extern char **dynamicEnvp;
573 extern u_int dynamicProcessSlack;
574 extern int dynamicAutoRestart;
575 extern int dynamicAutoUpdate;
576 extern u_int dynamicListenQueueDepth;
577 extern u_int dynamicInitStartDelay;
578 extern u_int dynamicRestartDelay;
579 extern array_header *dynamic_pass_headers;
580 extern u_int dynamic_idle_timeout;
581 extern int dynamicFlush;
583 extern module MODULE_VAR_EXPORT fastcgi_module;
585 #endif /* FCGI_H */