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-rw-r--r--src/common/netbuffer.c349
1 files changed, 183 insertions, 166 deletions
diff --git a/src/common/netbuffer.c b/src/common/netbuffer.c
index 57742d612..9ce13ffc3 100644
--- a/src/common/netbuffer.c
+++ b/src/common/netbuffer.c
@@ -26,10 +26,10 @@
#include "../common/netbuffer.h"
-//
+//
// Buffers are available in the following sizes:
-// 48, 192, 2048, 8192
-// 65536 (inter server connects may use it for charstatus struct..)
+// 48, 192, 2048, 8192
+// 65536 (inter server connects may use it for charstatus struct..)
//
@@ -42,180 +42,197 @@ static sysint *l_poolElemSize = NULL;
static mempool *l_pool = NULL;
-void netbuffer_init(){
- char localsection[32];
- raconf conf;
- sysint i;
-
- // Initialize Statistic counters:
- l_nEmergencyAllocations = 0;
-
- // Set localsection name according to running serverype.
- switch(SERVER_TYPE){
- case ATHENA_SERVER_LOGIN: strcpy(localsection, "login-netbuffer"); break;
- case ATHENA_SERVER_CHAR: strcpy(localsection, "char-netbuffer"); break;
- case ATHENA_SERVER_INTER: strcpy(localsection, "inter-netbuffer"); break;
- case ATHENA_SERVER_MAP: strcpy(localsection, "map-netbuffer"); break;
- default: strcpy(localsection, "unsupported_type"); break;
- }
-
-
- conf = raconf_parse("conf/network.conf");
- if(conf == NULL){
- ShowFatalError("Failed to Parse required Configuration (conf/network.conf)");
- exit(EXIT_FAILURE);
- }
-
- // Get Values from config file
- l_nPools = (sysint)raconf_getintEx(conf, localsection, "netbuffer", "num", 0);
- if(l_nPools == 0){
- ShowFatalError("Netbuffer (network.conf) failure - requires at least 1 Pool.\n");
- exit(EXIT_FAILURE);
- }
-
- // Allocate arrays.
- l_poolElemSize = (sysint*)aCalloc( l_nPools, sizeof(sysint) );
- l_pool = (mempool*)aCalloc( l_nPools, sizeof(mempool) );
-
-
- for(i = 0; i < l_nPools; i++){
- int64 num_prealloc, num_realloc;
- char key[32];
-
- sprintf(key, "pool_%u_size", (uint32)i+1);
- l_poolElemSize[i] = (sysint)raconf_getintEx(conf, localsection, "netbuffer", key, 4096);
- if(l_poolElemSize[i] < 32){
- ShowWarning("Netbuffer (network.conf) failure - minimum allowed buffer size is 32 byte) - fixed.\n");
- l_poolElemSize[i] = 32;
- }
-
- sprintf(key, "pool_%u_prealloc", (uint32)i+1);
- num_prealloc = raconf_getintEx(conf, localsection, "netbuffer", key, 150);
-
- sprintf(key, "pool_%u_realloc_step", (uint32)i+1);
- num_realloc = raconf_getintEx(conf, localsection, "netbuffer", key, 100);
-
- // Create Pool!
- sprintf(key, "Netbuffer %u", (uint32)l_poolElemSize[i]); // name.
-
- // Info
- ShowInfo("NetBuffer: Creating Pool %u (Prealloc: %u, Realloc Step: %u) - %0.2f MiB\n", l_poolElemSize[i], num_prealloc, num_realloc, (float)((sizeof(struct netbuf) + l_poolElemSize[i] - 32)* num_prealloc)/1024.0f/1024.0f);
-
- //
- // Size Calculation:
- // struct netbuf + requested buffer size - 32 (because the struct already contains 32 byte buffer space at the end of struct)
- l_pool[i] = mempool_create(key, (sizeof(struct netbuf) + l_poolElemSize[i] - 32), num_prealloc, num_realloc, NULL, NULL);
- if(l_pool[i] == NULL){
- ShowFatalError("Netbuffer: cannot create Pool for %u byte buffers.\n", l_poolElemSize[i]);
- // @leak: clean everything :D
- exit(EXIT_FAILURE);
- }
-
- }//
-
-
- raconf_destroy(conf);
+void netbuffer_init()
+{
+ char localsection[32];
+ raconf conf;
+ sysint i;
+
+ // Initialize Statistic counters:
+ l_nEmergencyAllocations = 0;
+
+ // Set localsection name according to running serverype.
+ switch (SERVER_TYPE) {
+ case ATHENA_SERVER_LOGIN:
+ strcpy(localsection, "login-netbuffer");
+ break;
+ case ATHENA_SERVER_CHAR:
+ strcpy(localsection, "char-netbuffer");
+ break;
+ case ATHENA_SERVER_INTER:
+ strcpy(localsection, "inter-netbuffer");
+ break;
+ case ATHENA_SERVER_MAP:
+ strcpy(localsection, "map-netbuffer");
+ break;
+ default:
+ strcpy(localsection, "unsupported_type");
+ break;
+ }
+
+
+ conf = raconf_parse("conf/network.conf");
+ if (conf == NULL) {
+ ShowFatalError("Failed to Parse required Configuration (conf/network.conf)");
+ exit(EXIT_FAILURE);
+ }
+
+ // Get Values from config file
+ l_nPools = (sysint)raconf_getintEx(conf, localsection, "netbuffer", "num", 0);
+ if (l_nPools == 0) {
+ ShowFatalError("Netbuffer (network.conf) failure - requires at least 1 Pool.\n");
+ exit(EXIT_FAILURE);
+ }
+
+ // Allocate arrays.
+ l_poolElemSize = (sysint *)aCalloc(l_nPools, sizeof(sysint));
+ l_pool = (mempool *)aCalloc(l_nPools, sizeof(mempool));
+
+
+ for (i = 0; i < l_nPools; i++) {
+ int64 num_prealloc, num_realloc;
+ char key[32];
+
+ sprintf(key, "pool_%u_size", (uint32)i+1);
+ l_poolElemSize[i] = (sysint)raconf_getintEx(conf, localsection, "netbuffer", key, 4096);
+ if (l_poolElemSize[i] < 32) {
+ ShowWarning("Netbuffer (network.conf) failure - minimum allowed buffer size is 32 byte) - fixed.\n");
+ l_poolElemSize[i] = 32;
+ }
+
+ sprintf(key, "pool_%u_prealloc", (uint32)i+1);
+ num_prealloc = raconf_getintEx(conf, localsection, "netbuffer", key, 150);
+
+ sprintf(key, "pool_%u_realloc_step", (uint32)i+1);
+ num_realloc = raconf_getintEx(conf, localsection, "netbuffer", key, 100);
+
+ // Create Pool!
+ sprintf(key, "Netbuffer %u", (uint32)l_poolElemSize[i]); // name.
+
+ // Info
+ ShowInfo("NetBuffer: Creating Pool %u (Prealloc: %u, Realloc Step: %u) - %0.2f MiB\n", l_poolElemSize[i], num_prealloc, num_realloc, (float)((sizeof(struct netbuf) + l_poolElemSize[i] - 32)* num_prealloc)/1024.0f/1024.0f);
+
+ //
+ // Size Calculation:
+ // struct netbuf + requested buffer size - 32 (because the struct already contains 32 byte buffer space at the end of struct)
+ l_pool[i] = mempool_create(key, (sizeof(struct netbuf) + l_poolElemSize[i] - 32), num_prealloc, num_realloc, NULL, NULL);
+ if (l_pool[i] == NULL) {
+ ShowFatalError("Netbuffer: cannot create Pool for %u byte buffers.\n", l_poolElemSize[i]);
+ // @leak: clean everything :D
+ exit(EXIT_FAILURE);
+ }
+
+ }//
+
+
+ raconf_destroy(conf);
}//end: netbuffer_init()
-void netbuffer_final(){
- sysint i;
-
- if(l_nPools > 0){
- /// .. finalize mempools
- for(i = 0; i < l_nPools; i++){
- mempool_stats stats = mempool_get_stats(l_pool[i]);
-
- ShowInfo("Netbuffer: Freeing Pool %u (Peak Usage: %u, Realloc Events: %u)\n", l_poolElemSize[i], stats.peak_nodes_used, stats.num_realloc_events);
-
- mempool_destroy(l_pool[i]);
- }
-
- if(l_nEmergencyAllocations > 0){
- ShowWarning("Netbuffer: did %u Emergency Allocations, please tune your network.conf!\n", l_nEmergencyAllocations);
- l_nEmergencyAllocations = 0;
- }
-
- aFree(l_poolElemSize); l_poolElemSize = NULL;
- aFree(l_pool); l_pool = NULL;
- l_nPools = 0;
- }
-
-
+void netbuffer_final()
+{
+ sysint i;
+
+ if (l_nPools > 0) {
+ /// .. finalize mempools
+ for (i = 0; i < l_nPools; i++) {
+ mempool_stats stats = mempool_get_stats(l_pool[i]);
+
+ ShowInfo("Netbuffer: Freeing Pool %u (Peak Usage: %u, Realloc Events: %u)\n", l_poolElemSize[i], stats.peak_nodes_used, stats.num_realloc_events);
+
+ mempool_destroy(l_pool[i]);
+ }
+
+ if (l_nEmergencyAllocations > 0) {
+ ShowWarning("Netbuffer: did %u Emergency Allocations, please tune your network.conf!\n", l_nEmergencyAllocations);
+ l_nEmergencyAllocations = 0;
+ }
+
+ aFree(l_poolElemSize);
+ l_poolElemSize = NULL;
+ aFree(l_pool);
+ l_pool = NULL;
+ l_nPools = 0;
+ }
+
+
}//end: netbuffer_final()
-netbuf netbuffer_get( sysint sz ){
- sysint i;
- netbuf nb = NULL;
-
- // Search an appropriate pool
- for(i = 0; i < l_nPools; i++){
- if(sz <= l_poolElemSize[i]){
- // match
-
- nb = (netbuf)mempool_node_get(l_pool[i]);
- nb->pool = i;
-
- break;
- }
- }
-
- // No Bufferpool found that mets there quirements?.. (thats bad..)
- if(nb == NULL){
- ShowWarning("Netbuffer: get(%u): => no appropriate pool found - emergency allocation required.\n", sz);
- ShowWarning("Please reconfigure your network.conf!");
-
- InterlockedIncrement(&l_nEmergencyAllocations);
-
- // .. better to check (netbuf struct provides 32 byte bufferspace itself.
- if(sz < 32) sz = 32;
-
- // allocate memory using malloc ..
- while(1){
- nb = (netbuf) aMalloc( (sizeof(struct netbuf) + sz - 32) );
- if(nb != NULL){
- memset(nb, 0x00, (sizeof(struct netbuf) + sz - 32) ); // zero memory! (to enforce commit @ os.)
- nb->pool = -1; // emergency alloc.
- break;
- }
-
- rathread_yield();
- }// spin allocation.
-
- }
-
-
- nb->refcnt = 1; // Initial refcount is 1
-
- return nb;
+netbuf netbuffer_get(sysint sz)
+{
+ sysint i;
+ netbuf nb = NULL;
+
+ // Search an appropriate pool
+ for (i = 0; i < l_nPools; i++) {
+ if (sz <= l_poolElemSize[i]) {
+ // match
+
+ nb = (netbuf)mempool_node_get(l_pool[i]);
+ nb->pool = i;
+
+ break;
+ }
+ }
+
+ // No Bufferpool found that mets there quirements?.. (thats bad..)
+ if (nb == NULL) {
+ ShowWarning("Netbuffer: get(%u): => no appropriate pool found - emergency allocation required.\n", sz);
+ ShowWarning("Please reconfigure your network.conf!");
+
+ InterlockedIncrement(&l_nEmergencyAllocations);
+
+ // .. better to check (netbuf struct provides 32 byte bufferspace itself.
+ if (sz < 32) sz = 32;
+
+ // allocate memory using malloc ..
+ while (1) {
+ nb = (netbuf) aMalloc((sizeof(struct netbuf) + sz - 32));
+ if (nb != NULL) {
+ memset(nb, 0x00, (sizeof(struct netbuf) + sz - 32)); // zero memory! (to enforce commit @ os.)
+ nb->pool = -1; // emergency alloc.
+ break;
+ }
+
+ rathread_yield();
+ }// spin allocation.
+
+ }
+
+
+ nb->refcnt = 1; // Initial refcount is 1
+
+ return nb;
}//end: netbuffer_get()
-void netbuffer_put( netbuf nb ){
-
- // Decrement reference counter, if > 0 do nothing :)
- if( InterlockedDecrement(&nb->refcnt) > 0 )
- return;
-
- // Is this buffer an emergency allocated buffer?
- if(nb->pool == -1){
- aFree(nb);
- return;
- }
-
-
- // Otherwise its a normal mempool based buffer
- // return it to the according mempool:
- mempool_node_put( l_pool[nb->pool], nb);
-
-
+void netbuffer_put(netbuf nb)
+{
+
+ // Decrement reference counter, if > 0 do nothing :)
+ if (InterlockedDecrement(&nb->refcnt) > 0)
+ return;
+
+ // Is this buffer an emergency allocated buffer?
+ if (nb->pool == -1) {
+ aFree(nb);
+ return;
+ }
+
+
+ // Otherwise its a normal mempool based buffer
+ // return it to the according mempool:
+ mempool_node_put(l_pool[nb->pool], nb);
+
+
}//end: netbuffer_put()
-void netbuffer_incref( netbuf nb ){
-
- InterlockedIncrement(&nb->refcnt);
-
+void netbuffer_incref(netbuf nb)
+{
+
+ InterlockedIncrement(&nb->refcnt);
+
}//end: netbuf_incref()