citadel/sysdep_decls.h

   1 /* $Id$ */
   2
   3 #ifndef SYSDEP_DECLS_H
   4 #define SYSDEP_DECLS_H
   5
   6 /*
   7  * Uncomment this #define if you are a Citadel developer tracking
   8  * down memory leaks in the server.  Do NOT do this on a production
   9  * system because it definitely incurs a lot of additional overhead.
  10 #define DEBUG_MEMORY_LEAKS
  11  */
  12
  13
  14 #include <stdarg.h>
  15 #include "sysdep.h"
  16
  17 #ifdef HAVE_PTHREAD_H
  18 #include <pthread.h>
  19 #endif
  20
  21 #ifdef HAVE_DB_H
  22 #include <db.h>
  23 #elif defined(HAVE_DB4_DB_H)
  24 #include <db4/db.h>
  25 #else
  26 #error Neither <db.h> nor <db4/db.h> was found by configure. Install db4-devel.
  27 #endif
  28
  29
  30 #if DB_VERSION_MAJOR < 4 || DB_VERSION_MINOR < 1
  31 #error Citadel requires Berkeley DB v4.1 or newer.  Please upgrade.
  32 #endif
  33
  34 #include "server.h"
  35 #include "database.h"
  36
  37 #if SIZEOF_SIZE_T == SIZEOF_INT
  38 #define SIZE_T_FMT "%d"
  39 #else
  40 #define SIZE_T_FMT "%ld"
  41 #endif
  42
  43 #ifdef __GNUC__
  44 void cprintf (const char *format, ...) __attribute__((__format__(__printf__,1,2)));
  45 #else
  46 void cprintf (const char *format, ...);
  47 #endif
  48
  49 void CtdlLogPrintf(enum LogLevel loglevel, const char *format, ...);
  50 void vCtdlLogPrintf (enum LogLevel loglevel, const char *format, va_list arg_ptr);
  51
  52 extern pthread_key_t MyConKey;                  /* TSD key for MyContext() */
  53
  54 extern int enable_syslog;
  55
  56 void init_sysdep (void);
  57 int ig_tcp_server (char *ip_addr, int port_number, int queue_len,char **errormessage);
  58 int ig_uds_server(char *sockpath, int queue_len, char **errormessage);
  59 struct CitContext *MyContext (void);
  60 struct CitContext *CreateNewContext (void);
  61 void InitMyContext (struct CitContext *con);
  62 void buffer_output(void);
  63 void unbuffer_output(void);
  64 void flush_output(void);
  65 int client_write (char *buf, int nbytes);
  66 int client_read_to (char *buf, int bytes, int timeout);
  67 int client_read (char *buf, int bytes);
  68 int client_getln (char *buf, int maxbytes);
  69 void sysdep_master_cleanup (void);
  70 void kill_session (int session_to_kill);
  71 void *sd_context_loop (struct CitContext *con);
  72 void start_daemon (int do_close_stdio);
  73 void checkcrash(void);
  74 void cmd_nset (char *cmdbuf);
  75 int convert_login (char *NameToConvert);
  76 void *worker_thread (void *arg);
  77 void *context_cleanup_thread (void *arg);
  78 void become_session(struct CitContext *which_con);
  79 void InitializeMasterCC(void);
  80 void init_master_fdset(void);
  81 void create_worker(void);
  82
  83
  84 extern int num_sessions;
  85 extern volatile int exit_signal;
  86 extern volatile int shutdown_and_halt;
  87 extern volatile int running_as_daemon;
  88 extern volatile int restart_server;
  89
  90 extern int verbosity;
  91 extern int rescan[];
  92
  93
  94
  95
  96 extern int SyslogFacility(char *name);
  97 extern int syslog_facility;
  98
  99
 100 /*
 101  * Typdefs and stuff to abstract pthread for Citadel
 102  */
 103 #ifdef HAVE_PTHREAD_H
 104
 105 typedef pthread_t       citthread_t;
 106 typedef pthread_key_t   citthread_key_t;
 107 typedef pthread_mutex_t citthread_mutex_t;
 108 typedef pthread_cond_t  citthread_cond_t;
 109 typedef pthread_attr_t  citthread_attr_t;
 110
 111
 112 #define citthread_mutex_init    pthread_mutex_init
 113 #define citthread_cond_init     pthread_cond_init
 114 #define citthread_attr_init     pthread_attr_init
 115 #define citthread_mutex_trylock pthread_mutex_trylock
 116 #define citthread_mutex_lock    pthread_mutex_lock
 117 #define citthread_mutex_unlock  pthread_mutex_unlock
 118 #define citthread_key_create    pthread_key_create
 119 #define citthread_getspecific   pthread_getspecific
 120 #define citthread_setspecific   pthread_setspecific
 121 #define citthread_mutex_destroy pthread_mutex_destroy
 122 #define citthread_cond_destroy  pthread_cond_destroy
 123 #define citthread_attr_destroy  pthread_attr_destroy
 124
 125 #define citthread_kill          pthread_kill
 126 #define citthread_cond_signal   pthread_cond_signal
 127 #define citthread_cancel        pthread_cancel
 128 #define citthread_cond_timedwait        pthread_cond_timedwait
 129 #define citthread_equal         pthread_equal
 130 #define citthread_self          pthread_self
 131 #define citthread_create        pthread_create
 132 #define citthread_attr_setstacksize     pthread_attr_setstacksize
 133 #define citthread_join          pthread_join
 134 #define citthread_cleanup_push  pthread_cleanup_push
 135 #define citthread_cleanup_pop   pthread_cleanup_pop
 136
 137
 138 #endif /* HAVE_PTHREAD_H */
 139
 140
 141 #ifdef DEBUG_MEMORY_LEAKS
 142 #define malloc(x) tracked_malloc(x, __FILE__, __LINE__)
 143 #define realloc(x,y) tracked_realloc(x, y, __FILE__, __LINE__)
 144 #undef strdup
 145 #define strdup(x) tracked_strdup(x, __FILE__, __LINE__)
 146 #define free(x) tracked_free(x)
 147 void *tracked_malloc(size_t size, char *file, int line);
 148 void *tracked_realloc(void *ptr, size_t size, char *file, int line);
 149 void tracked_free(void *ptr);
 150 char *tracked_strdup(const char *s, char *file, int line);
 151 void dump_heap(void);
 152 #endif
 153
 154 #endif /* SYSDEP_DECLS_H */