From 918f281d8226689f5c997a07c0bcd9a691ddb178 Mon Sep 17 00:00:00 2001
From: Rainer Gerhards <rgerhards@adiscon.com>
Date: Mon, 7 Jan 2008 11:04:24 +0000
Subject: implemented class type registry

---
 msg.c     |  2 +-
 obj.c     | 32 ++++++++++++++++++++++++++++++++
 obj.h     |  6 +++++-
 queue.c   |  1 -
 rsyslog.h |  1 +
 syslogd.c |  1 +
 6 files changed, 40 insertions(+), 3 deletions(-)

diff --git a/msg.c b/msg.c
index 4ed53907..7c17f8ce 100644
--- a/msg.c
+++ b/msg.c
@@ -2087,7 +2087,7 @@ BEGINObjClassInit(Msg, 1)
 	funcUnlock = MsgLockingDummy;
 	funcDeleteMutex = MsgLockingDummy;
 	funcMsgPrepareEnqueue = MsgLockingDummy;
-ENDObjClassInit
+ENDObjClassInit(Msg)
 
 /*
  * vi:set ai:
diff --git a/obj.c b/obj.c
index 420850be..458f7856 100644
--- a/obj.c
+++ b/obj.c
@@ -38,6 +38,7 @@
 #include "obj.h"
 
 /* static data */
+static objInfo_t *arrObjInfo[OBJ_NUM_IDS]; /* array with object information pointers */
 
 /* methods */
 
@@ -276,6 +277,37 @@ finalize_it:
 
 /* --------------- end object serializiation / deserialization support --------------- */
 
+/* register a classe's info pointer, so that we can reference it later, if needed to
+ * (e.g. for de-serialization support).
+ * rgerhards, 2008-01-07
+ */
+rsRetVal objRegisterObj(objID_t oID, objInfo_t *pInfo)
+{
+	DEFiRet;
+
+	assert(pInfo != NULL);
+	if(oID < 1 || oID > OBJ_NUM_IDS)
+		ABORT_FINALIZE(RS_RET_INVALID_OID);
+	
+	arrObjInfo[oID] = pInfo;
+
+finalize_it:
+	return iRet;
+}
+
+
+/* initialize our own class */
+rsRetVal objClassInit(void)
+{
+	int i;
+
+	for(i = 0 ; i < OBJ_NUM_IDS ; ++i) {
+		arrObjInfo[i] = NULL;
+	}
+
+	return RS_RET_OK;
+}
+
 /*
  * vi:set ai:
  */
diff --git a/obj.h b/obj.h
index 6c5fbd12..f4c9f6cd 100644
--- a/obj.h
+++ b/obj.h
@@ -43,6 +43,7 @@ typedef enum {	/* IDs of known object "types/classes" */
 	objNull = 0,	/* no valid object (we do not start at zero so we can detect calloc()) */
 	objMsg = 1
 } objID_t;	
+#define OBJ_NUM_IDS 2
 
 typedef enum {	/* IDs of base methods supported by all objects - used for jump table, so
 		 * they must start at zero and be incremented. -- rgerahrds, 2008-01-04
@@ -88,7 +89,8 @@ rsRetVal objName##ClassInit(void) \
 	DEFiRet; \
 	CHKiRet(objInfoConstruct(&pObjInfoOBJ, obj##objName, (uchar*) #objName, objVers, (rsRetVal (*)(void*))objName##Destruct)); 
 
-#define ENDObjClassInit \
+#define ENDObjClassInit(objName) \
+	objRegisterObj(obj##objName, pObjInfoOBJ); \
 finalize_it: \
 	return iRet; \
 }
@@ -104,5 +106,7 @@ rsRetVal objBeginSerialize(rsCStrObj **ppCStr, obj_t *pObj, size_t iExpectedObjS
 rsRetVal objSerializePsz(rsCStrObj *pCStr, uchar *psz, size_t len);
 rsRetVal objEndSerialize(rsCStrObj **ppCStr, obj_t *pObj);
 rsRetVal objSerializeProp(rsCStrObj *pCStr, uchar *pszPropName, propertyType_t propType, void *pUsr);
+rsRetVal objRegisterObj(objID_t oID, objInfo_t *pInfo);
+PROTOTYPEObjClassInit(obj);
 
 #endif /* #ifndef OBJ_H_INCLUDED */
diff --git a/queue.c b/queue.c
index 292938c5..c2b67d13 100644
--- a/queue.c
+++ b/queue.c
@@ -266,7 +266,6 @@ finalize_it:
 static rsRetVal qDiskReadChar(queueFileDescription_t *pFile, uchar *pC)
 {
 	DEFiRet;
-	uchar c;
 	
 	assert(pFile != NULL);
 	assert(pC != NULL);
diff --git a/rsyslog.h b/rsyslog.h
index 85676753..c9993c3f 100644
--- a/rsyslog.h
+++ b/rsyslog.h
@@ -96,6 +96,7 @@ enum rsRetVal_				/** return value. All methods return this if not specified oth
 	RS_RET_QUEUE_FULL = -2025, /**< queue is full, operation could not be completed */
 	RS_RET_EOF = -2026, /**< end of file reached, not necessarily an error */
 	RS_RET_IO_ERROR = -2027, /**< some kind of IO error happened */
+	RS_RET_INVALID_OID = -2028, /**< invalid object ID */
 	RS_RET_OK_DELETE_LISTENTRY = 1,	/**< operation successful, but callee requested the deletion of an entry (special state) */
 	RS_RET_TERMINATE_NOW = 2,	/**< operation successful, function is requested to terminate (mostly used with threads) */
 	RS_RET_NO_RUN = 3,		/**< operation successful, but function does not like to be executed */
diff --git a/syslogd.c b/syslogd.c
index 13944a46..1df661cd 100644
--- a/syslogd.c
+++ b/syslogd.c
@@ -4638,6 +4638,7 @@ static rsRetVal InitGlobalClasses(void)
 {
 	DEFiRet;
 
+	CHKiRet(objClassInit()); /* *THIS* *MUST* always be the first class initilizere called! */
 	CHKiRet(MsgClassInit());
 
 finalize_it:
-- 
cgit