From 3467a10c06414a5dea2ef933fc9709085d362446 Mon Sep 17 00:00:00 2001
From: Rainer Gerhards <rgerhards@adiscon.com>
Date: Tue, 26 Feb 2008 11:16:05 +0000
Subject: shuffled some more code, added comments varmojfekoj sent me a while
 ago to     imgssapi

---
 plugins/imgssapi/imgssapi.c | 42 ++++++++++++++++++++++++++++++++++++++++--
 plugins/imtcp/imtcp.c       | 24 +++++-------------------
 2 files changed, 45 insertions(+), 21 deletions(-)

(limited to 'plugins')

diff --git a/plugins/imgssapi/imgssapi.c b/plugins/imgssapi/imgssapi.c
index 62bcb2dd..cac3bda9 100644
--- a/plugins/imgssapi/imgssapi.c
+++ b/plugins/imgssapi/imgssapi.c
@@ -110,7 +110,10 @@ int TCPSessGSSInit(void)
 }
 
 
-/* returns 0 if all went OK, -1 if it failed */
+/* returns 0 if all went OK, -1 if it failed 
+ * Calls TCPSessAccept() and then tries to guess if the connection uses
+ * gssapi.
+ */
 int TCPSessGSSAccept(int fd)
 {
 	gss_buffer_desc send_tok, recv_tok;
@@ -273,7 +276,9 @@ int TCPSessGSSAccept(int fd)
 }
 
 
-/* returns: ? */
+/* returns: ? 
+ * Replaces recv() for gssapi connections.
+ */
 int TCPSessGSSRecv(int iSess, void *buf, size_t buf_len)
 {
 	gss_buffer_desc xmit_buf, msg_buf;
@@ -311,6 +316,9 @@ int TCPSessGSSRecv(int iSess, void *buf, size_t buf_len)
 }
 
 
+/* Takes care of cleaning up gssapi stuff and then calls
+ * TCPSessClose().
+ */
 void TCPSessGSSClose(int iSess) {
 	OM_uint32 maj_stat, min_stat;
 	gss_ctx_id_t *context;
@@ -333,6 +341,7 @@ void TCPSessGSSClose(int iSess) {
 }
 
 
+/* Counterpart of TCPSessGSSInit() */
 void TCPSessGSSDeinit(void) {
 	OM_uint32 maj_stat, min_stat;
 
@@ -341,3 +350,32 @@ void TCPSessGSSDeinit(void) {
 		display_status("releasing credentials", maj_stat, min_stat);
 }
 
+
+static rsRetVal resetConfigVariables(uchar __attribute__((unused)) *pp, void __attribute__((unused)) *pVal)
+{
+	if (gss_listen_service_name != NULL) {
+		free(gss_listen_service_name);
+		gss_listen_service_name = NULL;
+	}
+	bPermitPlainTcp = 0;
+	return RS_RET_OK;
+}
+
+
+BEGINmodInit()
+CODESTARTmodInit
+	*ipIFVersProvided = 1; /* so far, we only support the initial definition */
+CODEmodInit_QueryRegCFSLineHdlr
+	/* register config file handlers */
+	CHKiRet(omsdRegCFSLineHdlr((uchar *)"permitplaintcp", 0, eCmdHdlrBinary,
+				   NULL, bPermitPlainTcp, STD_LOADABLE_MODULE_ID));
+	CHKiRet(omsdRegCFSLineHdlr((uchar *)"inputgssserverrun", 0, eCmdHdlrGetWord,
+				   addGSSListener, NULL, STD_LOADABLE_MODULE_ID));
+	CHKiRet(omsdRegCFSLineHdlr((uchar *)"inputgssserverservicename", 0, eCmdHdlrGetWord,
+				   NULL, &gss_listen_service_name, STD_LOADABLE_MODULE_ID));
+	CHKiRet(omsdRegCFSLineHdlr((uchar *)"resetconfigvariables", 1, eCmdHdlrCustomHandler,
+		resetConfigVariables, NULL, STD_LOADABLE_MODULE_ID));
+ENDmodInit
+
+/* vim:set ai:
+ */
diff --git a/plugins/imtcp/imtcp.c b/plugins/imtcp/imtcp.c
index a1fabea7..d3752d42 100644
--- a/plugins/imtcp/imtcp.c
+++ b/plugins/imtcp/imtcp.c
@@ -918,7 +918,6 @@ CODESTARTwillRun
 
 	/* first apply some config settings */
 #endif
-dbgprintf("imtcp: bEnableTCP %d\n", bEnableTCP);
 	PrintAllowedSenders(2); /* TCP */
 #ifdef USE_GSSAPI
 	PrintAllowedSenders(3); /* GSS */
@@ -986,15 +985,10 @@ CODESTARTqueryEtryPt
 CODEqueryEtryPt_STD_IMOD_QUERIES
 ENDqueryEtryPt
 
+
+#ifndef USE_GSSAPI
 static rsRetVal resetConfigVariables(uchar __attribute__((unused)) *pp, void __attribute__((unused)) *pVal)
 {
-#if defined(USE_GSSAPI)
-	if (gss_listen_service_name != NULL) {
-		free(gss_listen_service_name);
-		gss_listen_service_name = NULL;
-	}
-	bPermitPlainTcp = 0;
-#endif
 	return RS_RET_OK;
 }
 
@@ -1004,22 +998,14 @@ CODESTARTmodInit
 	*ipIFVersProvided = 1; /* so far, we only support the initial definition */
 CODEmodInit_QueryRegCFSLineHdlr
 	/* register config file handlers */
-#if defined(USE_GSSAPI)
-	CHKiRet(omsdRegCFSLineHdlr((uchar *)"permitplaintcp", 0, eCmdHdlrBinary,
-				   NULL, bPermitPlainTcp, STD_LOADABLE_MODULE_ID));
-	CHKiRet(omsdRegCFSLineHdlr((uchar *)"inputgssserverrun", 0, eCmdHdlrGetWord,
-				   addGSSListener, NULL, STD_LOADABLE_MODULE_ID));
-	CHKiRet(omsdRegCFSLineHdlr((uchar *)"inputgssserverservicename", 0, eCmdHdlrGetWord,
-				   NULL, &gss_listen_service_name, STD_LOADABLE_MODULE_ID));
-#else
 	CHKiRet(omsdRegCFSLineHdlr((uchar *)"inputtcpserverrun", 0, eCmdHdlrGetWord,
 				   addTCPListener, NULL, STD_LOADABLE_MODULE_ID));
 	CHKiRet(omsdRegCFSLineHdlr((uchar *)"inputtcpmaxsessions", 0, eCmdHdlrInt,
 				   NULL, &iTCPSessMax, STD_LOADABLE_MODULE_ID));
-#endif
 	CHKiRet(omsdRegCFSLineHdlr((uchar *)"resetconfigvariables", 1, eCmdHdlrCustomHandler,
 		resetConfigVariables, NULL, STD_LOADABLE_MODULE_ID));
 ENDmodInit
-/*
- * vi:set ai:
+#endif
+
+/* vim:set ai:
  */
-- 
cgit