Some cleanup. Removed sharedmemory_global.h
[umurmur.git] / src / sharedmemory.c
index 4ede9d39258491db223ab73b16cf699a05f48279..c2b703ab5ba0697d13a7f7ffe5d0cefc661f0014 100644 (file)
 #include "sharedmemory.h"\r
 \r
-void Sharedmemory_init(void) \r
-{\r
+int shm_fd;\r
+shm_t *shmptr = NULL;\r
+char shm_file_name[128];\r
 \r
-  key_t key = 0x53021d79;\r
+void Sharedmemory_init( int bindport, int bindport6 ) \r
+{\r
+                 \r
   int server_max_clients = getIntConf(MAX_CLIENTS);  \r
-  int shmptr_size =  sizeof( shm_t  ) + (sizeof( shmclient_t ) * server_max_clients);\r
-  \r
-  //key =  ftok( ".", 'S' );  //MJP BUG this needs fixing.. also how to handle multi copys of umurmur bound to diff ports or IPs  option to pass key on cmdline?  \r
-  shmid = shmget( key, shmptr_size, IPC_CREAT | 0666 );    \r
+  int shmtotal_size =  sizeof( shm_t  ) + (sizeof( shmclient_t ) * server_max_clients);\r
 \r
-  Log_info("SHM_KEY: 0x%x", key );\r
+  if( !bindport )\r
+  {\r
+    bindport = getIntConf(BINDPORT);  \r
+  }\r
 \r
-        if( ( shmptr = ( shm_t *) shmat( shmid, 0, 0 ) ) == (shm_t *) (-1) )\r
+  sprintf( shm_file_name, "/umurmurd:%i", bindport );\r
+  Log_info("SHM_API: shm_fd=\"%s\"", shm_file_name  );\r
+\r
+    shm_fd = shm_open( shm_file_name, O_CREAT | O_RDWR, 0660 );\r
+        if(shm_fd == -1)\r
         {\r
-                perror("shmat");\r
-                exit(1); //MJP BUG should report error and just not use shm dont exit\r
+            Log_fatal( "SHM_API: Open failed:%s\n", strerror(errno));\r
+            exit(EXIT_FAILURE);\r
+        }  \r
+\r
+        if( ftruncate( shm_fd, shmtotal_size ) == -1 )\r
+        {\r
+            Log_fatal( "SHM_API: ftruncate : %s\n", strerror(errno));  \r
+            exit(EXIT_FAILURE);\r
         }\r
-        memset( shmptr, 0, shmptr_size );                                     \r
+\r
+        shmptr = mmap( 0, shmtotal_size, PROT_READ | PROT_WRITE, MAP_SHARED, shm_fd, 0 );\r
+        if (shmptr == MAP_FAILED) \r
+        {\r
+            Log_fatal( "SHM_API: mmap failed : %s\n", strerror(errno));\r
+            exit(EXIT_FAILURE);\r
+        } \r
+\r
+  memset( shmptr, 0, shmtotal_size );\r
+\r
   shmptr->umurmurd_pid = getpid();\r
-  shmptr->server_max_clients = server_max_clients;  \r
+  shmptr->server_max_clients = server_max_clients;   \r
+  shmptr->shmtotal_size = shmtotal_size;\r
+  shmptr->shmclient_size = sizeof( shmclient_t ) * shmptr->server_max_clients;                           \r
\r
 }\r
 \r
 void Sharedmemory_update(void) \r
 {\r
 \r
- static size_t bt_end = sizeof(  bool_t  ) * 8,   //compute once\r
-               pa_end = sizeof(  float   ) * 4,\r
-               pc_end = sizeof( uint32_t ) * 2;\r
-                \r
- unsigned int cc = 0;\r
- client_t *client_itr = NULL;\r
- uint64_t now;\r
\r
- memset( &shmptr->client[0], 0, sizeof( shmclient_t ) * shmptr->server_max_clients );\r
- shmptr->clientcount = Client_count();\r
\r
- if( shmptr->clientcount )\r
- {\r
-   Timer_init( &now );\r
- while( Client_iterate(&client_itr) != NULL ) {\r
-                                                                                               \r
-      if( client_itr->authenticated )\r
-      {        \r
-        channel_t *channel = client_itr->channel;\r
-        \r
-        strncpy( shmptr->client[cc].username, client_itr->username, 120 );\r
-        strncpy( shmptr->client[cc].ipaddress, Util_clientAddressToString( client_itr ), 45 );\r
-        shmptr->client[cc].tcp_port = Util_clientAddressToPortTCP( client_itr );\r
-        shmptr->client[cc].udp_port = Util_clientAddressToPortUDP( client_itr );\r
-        strncpy( shmptr->client[cc].channel, channel->name, 120 );\r
+  uint64_t now;\r
+  unsigned int cc = 0;\r
+  client_t *client_itr = NULL;\r
+\r
+    memset( &shmptr->client[0], 0, shmptr->shmclient_size );\r
+    shmptr->clientcount = Client_count();\r
+    \r
+      if( shmptr->clientcount )\r
+      {\r
+        Timer_init( &now );\r
+          while( Client_iterate(&client_itr) != NULL )\r
+          {                                                                                   \r
+            if( client_itr->authenticated )\r
+            {        \r
+              channel_t *channel = client_itr->channel;\r
         \r
-        shmptr->client[cc].online_secs = ( now - client_itr->connectTime ) / 1000000LL;\r
-        shmptr->client[cc].idle_secs = ( now - client_itr->idleTime ) / 1000000LL;\r
+                strncpy( shmptr->client[cc].username, client_itr->username, 120 );\r
+                strncpy( shmptr->client[cc].ipaddress, Util_clientAddressToString( client_itr ), INET6_ADDRSTRLEN - 1 );\r
+                strncpy( shmptr->client[cc].channel, channel->name, 120 );\r
+                \r
+                strncpy( shmptr->client[cc].os, client_itr->os, 120 );\r
+                strncpy( shmptr->client[cc].release, client_itr->release, 120 );\r
+                strncpy( shmptr->client[cc].os_version, client_itr->os_version, 120 );\r
+                \r
+                shmptr->client[cc].tcp_port = Util_clientAddressToPortTCP( client_itr );\r
+                shmptr->client[cc].udp_port = Util_clientAddressToPortUDP( client_itr );                \r
         \r
-        memcpy( &shmptr->client[cc].bUDP, &client_itr->bUDP, bt_end );\r
-        memcpy( &shmptr->client[cc].UDPPingAvg, &client_itr->UDPPingAvg, pa_end );\r
-        memcpy( &shmptr->client[cc].UDPPackets, &client_itr->UDPPackets, pc_end );\r
-      }  \r
-      cc++;     \r
- }\r
-\r
-} \r
+                shmptr->client[cc].online_secs = ( now - client_itr->connectTime ) / 1000000LL;\r
+                shmptr->client[cc].idle_secs = ( now - client_itr->idleTime ) / 1000000LL;\r
+                        \r
+                shmptr->client[cc].bUDP  = client_itr->bUDP;\r
+                shmptr->client[cc].deaf  = client_itr->deaf;\r
+                shmptr->client[cc].mute  = client_itr->mute;\r
+                shmptr->client[cc].bOpus  = client_itr->bOpus;\r
+                shmptr->client[cc].self_deaf  = client_itr->self_deaf;\r
+                shmptr->client[cc].self_mute  = client_itr->self_mute;\r
+                shmptr->client[cc].recording  = client_itr->recording;\r
+                shmptr->client[cc].authenticated  = client_itr->authenticated;\r
+                \r
+                shmptr->client[cc].availableBandwidth  = client_itr->availableBandwidth;\r
+                \r
+                shmptr->client[cc].UDPPingAvg = client_itr->UDPPingAvg;\r
+                shmptr->client[cc].UDPPingVar = client_itr->UDPPingVar;\r
+                shmptr->client[cc].TCPPingAvg = client_itr->TCPPingAvg;\r
+                shmptr->client[cc].TCPPingVar = client_itr->TCPPingVar;\r
+                \r
+                shmptr->client[cc].isAdmin = client_itr->isAdmin;\r
+                shmptr->client[cc].isSuppressed = client_itr->isSuppressed;\r
+                \r
+                shmptr->client[cc].UDPPackets = client_itr->UDPPackets;\r
+                shmptr->client[cc].TCPPackets = client_itr->TCPPackets;\r
+                \r
+            }  \r
+          cc++;     \r
+        }\r
+      } \r
+}\r
+void Sharedmemory_alivetick(void)\r
+{\r
+ shmptr->alive++;\r
 }\r
 \r
 void Sharedmemory_deinit(void) \r
 {\r
-  shmctl( shmid, IPC_RMID, 0 );   //Mark shmid for removal.\r
-  shmdt( shmptr );\r
-}
\ No newline at end of file
+  close( shm_fd );\r
+  shm_unlink( shm_file_name );\r
+  shmptr->umurmurd_pid = 0;\r
+}\r